1. The utility model provides a double glazing glass who possesses cooling fire prevention function, includes outer glass, its characterized in that: one side of the outer glass is provided with a glass glue layer, the other side of the glass glue layer is provided with inner glass, the outer side of the glass glue layer is provided with a fireproof glue interlayer, the outer surfaces of the outer glass and the inner glass are provided with window frames, one side of each window frame, which is close to the outer glass, is uniformly provided with a plurality of groups of air inlets in an array mode, and the other side of each window frame is uniformly provided with a plurality of groups of air outlets in an array mode;

the fireproof glue interlayer is internally provided with fireproof glue, one side of the fireproof glue interlayer, which is far away from the glass glue layer, is provided with a plurality of groups of stop blocks, the other side of the stop blocks is provided with a thermal expansion air bag, a thermal expansion gas material is arranged in the thermal expansion air bag, and one side, which is far away from the fireproof glue interlayer and is close to the inner glass layer, of the inner surface of the thermal expansion air bag is uniformly provided with a plurality of groups of sliding plates in an array manner;

the window frame is communicated with the interior of the fireproof adhesive interlayer through an air passage, two ends of the air passage are respectively communicated with the air inlet and the air outlet, the sliding plate penetrates through the fireproof adhesive interlayer and is movably connected with the fireproof adhesive interlayer, a ventilation opening is formed in the position, corresponding to the air passage, of the sliding plate, a ventilation hose is arranged on one side of the ventilation opening and is sleeved in the air passage, and the other end of the ventilation hose is fixedly connected with the inner wall of the air passage, close to the air inlet, on one side of the air passage;

the top of the glass adhesive layer is provided with a one-way pressure valve, and the fireproof adhesive interlayer is provided with a discharge hole at a position corresponding to the one-way pressure valve;

when the temperature of any position of the glass glue layer rises, the volume of a thermal expansion material in the thermal expansion air bag is increased, the thermal expansion air bag drives the sliding plate to move outwards, the positions of the ventilation openings and the air passage are staggered, and the caliber of the ventilation hose is gradually reduced from the air inlet end to the air outlet end; when the indoor temperature rises to a certain temperature, the volume of the thermal expansion air bag is continuously increased, the thermal expansion air bag extrudes the stop block and the sliding plate to break the stop block and the sliding plate, the thermal expansion air bag reversely extrudes the fireproof glue interlayer, when the pressure value of the fireproof glue in the fireproof glue interlayer to the one-way pressure valve is larger than the set maximum pressure threshold value, the one-way pressure valve is opened, and the fireproof glue in the fireproof glue interlayer enters the double-layer hollow glass along the discharge hole and the one-way pressure valve.

2. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 1, characterized in that: one side of window frame is equipped with the connecting axle, the tooth's socket has been seted up to one side of connecting axle, the multiunit spout has been seted up to one side symmetry of window frame, the inside sliding connection of spout has the pinion rack, the tooth's socket just can carry out tooth meshing with the pinion rack position is corresponding.

3. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 2, characterized in that: one side that the connecting axle was kept away from to the pinion rack is equipped with the baffle, the upper and lower both sides of connecting axle all are equipped with the pivot, the pivot rotates with the fixed axle sleeve of window to be connected.

4. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 3, characterized in that: when the indoor temperature rises, the volume of the thermal expansion air bag is increased, the thermal expansion air bag extrudes the baffle to drive the toothed plate to move in the sliding groove, and the toothed plate is meshed with the tooth grooves to drive the connecting shaft to rotate.

5. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 2, characterized in that: the air inlet and the air outlet are arranged at the top and two sides of the window frame.

6. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 1, characterized in that: the thermal expansion gas in the thermal expansion air bag is nitrogen.

7. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 1, characterized in that: the air passage is positioned on the window frame and is an irregular bent and extended pipeline, and the air passage has convex structures at the air inlet and the air outlet.

8. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 1, characterized in that: a gap exists between the thermal expansion airbag and the window frame, and the gap is used for the volume change of the thermal expansion airbag.

9. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 1, characterized in that: and the space formed among the outer layer glass, the inner layer glass and the glass glue layer is subjected to vacuum pumping treatment in advance.

10. The double-layer hollow glass with the functions of temperature reduction and fire prevention according to claim 1, characterized in that: and multiple groups of buffer springs are uniformly arranged in the thermal expansion air bag in an array manner.

Technical Field

The double-layer hollow glass separates two pieces of glass by effective sealing material and spacing material, and a drying agent for absorbing moisture is arranged between the two pieces of glass, thereby ensuring that the interior of the hollow glass is a dry air layer for a long time and no moisture or dust exists; meanwhile, the hollow glass is easy to carry out large-scale industrial production, so that the hollow glass is a product which is greatly recommended to be adopted in new buildings.

The Chinese invention patent CN202011324374.0 discloses a fireproof glass filled with a mixing agent, and relates to the technical field of fireproof glass. The glass comprises a glass body, wherein a metal frame is fixed on the periphery of the glass body, a heat absorption cavity is formed in the metal frame, and a hollow pipe communicated with the inner cavity of the heat absorption cavity is fixed on the inner surface of the metal frame; the glass body is internally provided with a glass repairing liquid pipeline, and a reinforcing metal wire is fixedly arranged inside the glass repairing liquid pipeline. The glass cooling device can transfer heat generated when the glass is in a fire disaster to cooling water in the heat absorption cavity to cool the glass, so that the time for the glass to be crushed due to uneven heating when the glass is burnt by high-temperature flame is prolonged, and the service life of the glass in the flame is prolonged; can be with in heat transfer to the heat absorption chamber, when glass appeared cracked simultaneously, mending liquid can be timely get rid of and mend glass for glass can continue to use, prolongs glass's life.

However, the existing double-layer hollow glass does not have the functions of temperature reduction, fire prevention and heat insulation after being manufactured, and the position of the sealant is easy to age due to the fact that the sealant is exposed to sunlight for a long time when the double-layer hollow glass is used specifically; meanwhile, the installation direction of the installation position of the double-layer hollow glass cannot be determined, so that the sealing glue at different positions of the same double-layer hollow glass has different sun exposure degrees and different aging degrees; when a fire breaks out indoors, the double-layer hollow glass is very easy to break in a high-temperature environment, so that not only can indoor personnel or articles be damaged secondarily, but also the broken double-layer hollow glass is beneficial to the outside air to further enter indoors; if the indoor personnel forget to close the window at the first time, the combustion air enters the room inevitably to cause further expansion of the fire.

Disclosure of Invention

The utility model provides a purpose is to above problem, and this application provides a double glazing glass who possesses cooling fire prevention function, has and cools down the glass glue film fixed point under high temperature environment, closes the window during the conflagration, and can also carry out with external isolated effect to the conflagration scene with the help of fire prevention glue.

In order to achieve the above purpose, the present application provides the following technical solutions: the double-layer hollow glass with the cooling and fireproof functions comprises outer-layer glass, wherein one surface of the outer-layer glass is provided with a glass glue layer, the other surface of the glass glue layer is provided with inner-layer glass, a fireproof glue interlayer is arranged on the outer side of the glass glue layer, window frames are arranged on the outer surfaces of the outer-layer glass and the inner-layer glass, one side of each window frame, which is close to the outer-layer glass, is uniformly provided with a plurality of groups of air inlets in an array mode, and the other side of each window frame is uniformly provided with a plurality of groups of air outlets in an array mode;

the fireproof glue interlayer is internally provided with fireproof glue, one side of the fireproof glue interlayer, which is far away from the glass glue layer, is provided with a plurality of groups of stop blocks, the stop blocks have certain compression resistance, the other side of the stop blocks is provided with a thermal expansion air bag, a thermal expansion gas material is arranged in the thermal expansion air bag, one side, which is far away from the fireproof glue interlayer and is close to the inner glass, of the inner surface of the thermal expansion air bag is uniformly provided with a plurality of groups of sliding plates in an array mode, and the sliding plates have certain tensile resistance;

the window frame is communicated with the interior of the fireproof adhesive interlayer through an air passage, two ends of the air passage are respectively communicated with the air inlet and the air outlet, the sliding plate penetrates through the fireproof adhesive interlayer and is movably connected with the fireproof adhesive interlayer, a ventilation opening is formed in the position, corresponding to the air passage, of the sliding plate, a ventilation hose is arranged on one side of the ventilation opening and is sleeved in the air passage, and the other end of the ventilation hose is fixedly connected with the inner wall of the air passage, close to the air inlet, on one side of the air passage;

the top of the glass glue layer is provided with a one-way pressure valve which has certain pressure resistance, and the fireproof glue interlayer and the one-way pressure valve are provided with discharge holes at corresponding positions;

when the temperature of any position of the glass glue layer rises, the volume of a thermal expansion material in the thermal expansion air bag is increased, the thermal expansion air bag drives the sliding plate to move outwards, the positions of the ventilation openings and the air passage are staggered, and the caliber of the ventilation hose is gradually reduced from the air inlet end to the air outlet end; when the indoor temperature rises to a certain temperature, the volume of the thermal expansion air bag is continuously increased, the thermal expansion air bag extrudes the stop block and the sliding plate to break the stop block and the sliding plate, the thermal expansion air bag reversely extrudes the fireproof glue interlayer, when the pressure value of the fireproof glue in the fireproof glue interlayer to the one-way pressure valve is larger than the set maximum pressure threshold value, the one-way pressure valve is opened, and the fireproof glue in the fireproof glue interlayer enters the double-layer hollow glass along the discharge hole and the one-way pressure valve.

As an preferred technical scheme of this application, one side of window frame is equipped with the connecting axle, the tooth's socket has been seted up to one side of connecting axle, the multiunit spout has been seted up to one side symmetry of window frame, the inside sliding connection of spout has the pinion rack, the tooth's socket just can carry out the tooth meshing with pinion rack position is corresponding.

As an optimal technical scheme of this application, one side that the connecting axle was kept away from to the pinion rack is equipped with the baffle, the upper and lower both sides of connecting axle all are equipped with the pivot, the pivot rotates with the fixed axle sleeve of window to be connected.

As an optimal technical scheme of this application, when indoor temperature rose, the thermal expansion gasbag volume was constantly increased, thermal expansion gasbag extrusion baffle drove the pinion rack and removes in the spout, the pinion rack drives with the tooth's socket tooth meshing and connects the axle rotation.

As a preferred technical solution of the present application, the air inlet and the air outlet are disposed at the top and both sides of the window frame.

In a preferred embodiment of the present invention, the thermally-expansible gas inside the thermally-expansible air-bag is nitrogen gas.

As a preferable technical solution of the present application, the air duct is located on the window frame portion and is an irregular curved extending pipe, and both the air inlet and the air outlet of the air duct have a convex structure.

As a preferable aspect of the present application, a gap exists between the thermally-expansible air bag and the window frame, and the gap is used for volume change of the thermally-expansible air bag.

As a preferred technical scheme of the application, the space formed among the outer layer glass, the inner layer glass and the glass glue layer is subjected to vacuum pumping treatment in advance.

As a preferred technical scheme of the application, a plurality of groups of buffer springs are uniformly arranged in an array in the thermal expansion air bag.

Compared with the prior art, the beneficial effects of this application are as follows:

1. according to the invention, through the mutual matching of the components such as the outer layer glass, the glass glue layer, the inner side glass, the fireproof glue interlayer, the thermal expansion air bag, the sliding plate and the buffer spring, when the temperature of the glass glue layer at a certain position rises, the volume of the thermal expansion air bag at the side is continuously increased according to the principle of thermal expansion and cold contraction, the volume of the thermal expansion air bag is synchronously increased, the thermal expansion air bag drives the sliding plate to move outwards, the vent and the air passage are staggered, the air passage is extruded by the ventilation hose, the caliber of the ventilation hose is gradually reduced from the air inlet end to the air outlet end, and the cooling effect at the position is improved when the air flow flows along the ventilation hose, so that the glass glue layer is efficiently cooled at a fixed point. The device has realized that the glass glue film is fixed a point and is cooled down, improves cooling efficiency, guarantees the cooling effect, improves double glazing glass's life.

2. The invention utilizes the mutual matching of the components such as the one-way pressure valve, the thermal expansion air bag, the fireproof glue interlayer and the like, when a fire disaster occurs, the indoor temperature is continuously increased, the volume of a thermal expansion material in a thermal expansion air bag is continuously increased, the volume of the thermal expansion air bag is continuously increased, the pressure value of the thermal expansion air bag to the stop block is larger than the maximum pressure threshold value of the thermal expansion air bag and the stop block is fractured, the tension value of the thermal expansion air bag to the sliding plate is larger than the maximum pressure threshold value of the thermal expansion air bag and the sliding plate is fractured, at the moment, the volume of the thermal expansion air bag is increased and continuously extrudes the fireproof adhesive interlayer, the fireproof adhesive in the fireproof adhesive interlayer continuously extrudes the one-way pressure valve, when the pressure value applied to the one-way pressure valve is larger than the pressure threshold value of the one-way pressure valve, the one-way pressure valve is opened, the fireproof glue enters the hollow layer along the discharge hole and the one-way pressure valve to bond and fix the whole double-layer hollow glass, when the inner layer glass is broken, the fireproof glue can also expand and solidify to form a fireproof glue plate for isolating a fire scene. The device is fine to the cooling fire prevention protection of double glazing glass under the conflagration environment, avoids this double glazing glass because high temperature takes place to break to cause secondary damage to personnel and property, and further enlarge because the outside air gets into indoor conflagration that leads to.

3. The window frame is connected with other window frames and rotates by means of the mutual matching of the thermal expansion air bag, the window frame, the baffle, the toothed plate, the connecting shaft, the toothed groove, the rotating shaft and other components, the volume of the thermal expansion air bag is increased when a fire disaster occurs, the thermal expansion air bag extrudes the baffle to move, the baffle drives the toothed plate to move in the sliding groove, and the other end of the toothed plate is meshed with the toothed groove gear to drive the connecting shaft to rotate, so that the window frame is closed. The device can realize closing of window frame under the conflagration environment to die with the help of the gear lock of pinion rack and tooth's socket and guarantee that this window frame can not take place to open, guarantee indoor be in a encapsulated situation, thereby avoid the further increase intensity of a fire of outside air entering indoor.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A of the present invention;

FIG. 4 is a schematic front cross-sectional view of the present invention;

FIG. 5 is an enlarged view of the structure at B of the present invention;

FIG. 6 is an elevational, cross-sectional view of the window frame of the present invention;

FIG. 7 is a schematic front view of the slide plate and air channel assembly of the present invention;

FIG. 8 is a schematic side view of the slide plate and air channel mating shaft of the present invention.

Reference numerals: 1. outer layer glass; 2. a glass glue layer; 3. inner layer glass; 4. a fireproof glue interlayer; 5. a stopper; 6. a thermally expanding bladder; 7. a slide plate; 8. a buffer spring; 9. a one-way pressure valve; 10. a window frame; 11. a baffle plate; 12. a toothed plate; 13. a connecting shaft; 14. a rotating shaft; 15. a tooth socket; 16. a chute; 17. an air inlet; 18. an exhaust port; 19. an airway; 20. a ventilation hose; 21. and a vent.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

First embodiment

As shown in fig. 1 to 8, the application provides a double glazing glass who possesses cooling fire prevention function, one side of outer glass 1 is equipped with glass glue film 2, the opposite side of glass glue film 2 is equipped with inlayer glass 3, outer glass 1, the space that forms between inlayer glass 3 and the glass glue film 2 carries out evacuation in advance and handles, this technique is the conventional double glazing glass method of preparation, glass glue film 2 not only is connected outer glass 1 and inlayer glass 3 fixedly, simultaneously can also completely cut off the performance such as the inside sound insulation that reduces double glazing glass of cavity, thermal-insulated and isolated sunshine of outside air or moisture etc. gets into the cavity.

The outer surface of outer glass 1 and inner glass 3 is equipped with window frame 10, and the even array of one side that window frame 10 is close to outer glass 1 has seted up multiunit air inlet 17, and the even array of opposite side of window frame 10 is equipped with multiunit gas vent 18, and air inlet 17 and gas vent 18 only set up in the top and both sides of window frame 10, and the rainwater can not drench inside air inlet 17 and the gas vent 18 when raining like this yet.

The outer side of the glass glue layer 2 is provided with a fireproof glue interlayer 4, fireproof glue is arranged inside the fireproof glue interlayer 4, one side, away from the glass glue layer 2, of the fireproof glue interlayer 4 is provided with a plurality of groups of stop blocks 5, the other side of each stop block 5 is provided with a thermal expansion air bag 6, a thermal expansion gas material is arranged inside each thermal expansion air bag 6, the thermal expansion gas inside each thermal expansion air bag 6 is nitrogen, the thermal expansion gas can generate a thermal expansion and cold contraction principle at normal temperature, the volume of the gas is changed at high temperature, the gas can drive the thermal expansion air bag 6 to continuously increase towards the side away from the fireproof glue interlayer 4, a plurality of groups of sliding plates 7 are uniformly arrayed on one side, away from the fireproof glue interlayer 4, of the inner surface of each thermal expansion air bag 6, and a plurality of groups of buffer springs 8 are uniformly arrayed inside each thermal expansion air bag 6; therefore, when the heated volume of the thermal expansion gas becomes larger, the side of the thermal expansion airbag 6 away from the fireproof glue interlayer 4 moves, the thermal expansion airbag 6 on the side drives the sliding plate 7 to move outwards, and a gap exists between the thermal expansion airbag 6 and the window frame 10, and the gap is used for the volume change of the thermal expansion airbag 6.

The window frame 10 is communicated with the inside of the fireproof adhesive interlayer 4 to form an air passage 19, the air passage 19 is of a convex structure at the ends of the air inlet 17 and the air outlet 18, external rainwater and impurities can be prevented from entering the air passage 19 through the air passage 19 to influence the circulation of air, the air passage 19 is located on the portion, located on the window frame 10, of the pipeline extending irregularly in a bending mode, the wind noise of the air in the window frame 10 can be reduced through the shape extending irregularly in a bending mode, accordingly, the silence is guaranteed, the two ends of the air passage 19 are communicated with the air inlet 17 and the air outlet 18 respectively, external wind can enter the air passage 19 through the air inlet 17, is finally discharged into a room through the air passage 19 along the air outlet 18, the exchange of indoor air and outdoor air can be achieved through the air passage 19, and the flowability and freshness of the indoor air are guaranteed.

The sliding plate 7 penetrates through the fireproof adhesive interlayer 4 and is movably connected with the fireproof adhesive interlayer 4, a vent 21 is arranged at a position of the sliding plate 7 corresponding to the air passage 19, so that the sliding of the sliding plate 7 can cause a certain blocking effect on the air passage 19, namely, when the sliding plate 7 is at the original position, the vent 21 is overlapped with the air passage 19, the air flow in the air passage 19 is maximum, when the sliding plate 7 moves upwards relative to the air passage 19, the vent 21 in the sliding plate 7 is staggered with the air passage 19, so that the efficiency of the air flow passing through the vent 21 is reduced, a ventilation hose 20 is arranged at one side of the vent 21, the ventilation hose 20 is sleeved inside the air passage 19, the other end of the ventilation hose 20 is fixedly connected with the inner wall of one side, close to the air inlet 17, of the air passage 19 is mainly along the air inlet 17, then enters the ventilation hose 20 from the air passage 19, and enters the air passage 19 at the other side along the ventilation hose 20, finally, discharge into indoorly along gas vent 18, then when slide 7 takes place to slide to the outside, vent 21 takes place crisscross with 19 positions of air flue, because ventilation hose 20 takes place the slope, then ventilation hose 20 top receives the extrusion of air flue 19, ventilation hose 20 reduces from air inlet 17 end to the bore of 18 ends of gas vent gradually, then outside air along air inlet 17 entering gets into 19 insides of air flue earlier, 19 insidely getting into ventilation hose 20 at the air flue, because ventilation hose 20's bore reduces gradually, then near ventilation hose 20 because its cooling effect of the effect of wind pressure increases gradually, can realize the cooling effect to the glass glue film 2 of this position with the help of the temperature reduction, finally the air through hose 21 is discharged along air exit 18 again.

When in use, the double-layer hollow glass prepared by the method is installed at a higher floor, the inner parts of the outer glass 1, the inner glass 3 and the glass glue layer 2 are vacuumized after the preparation is finished, so that the good functional effect is ensured, meanwhile, outdoor air reaches the window frame 10 under the action of wind force, the air flow generates turbulent flow at the outer glass 1 by means of the window frame 10, the turbulent flow can clean the outer glass 1 and ensure the cleanness of the outer glass 1, meanwhile, the air flow enters the air passage 19 along the air inlet 17 by means of the turbulent flow effect, and because the air inlet 17 is arranged at only two sides and the top of the window frame 10, and the air passage 19 in the window frame 10 is of an irregular, bent and extended convex structure at the air inlet 17 and the air outlet 18, external rainwater and the like cannot enter the air passage 19 along the air inlet 17, and a good noise reduction effect can be achieved at the same time, external air current gets into air flue 19 along air inlet 17 in the normal atmospheric temperature to pass ventilation hose 20, vent 21 and gas vent 18 in proper order and get into indoorly, not only can carry out wind-force cleanness outside inner glass 3 with the help of this process, guarantee inner glass 3's clean and tidy nature, can also improve the mobility of indoor outer air, guarantee the fresh and fresh of indoor air.

When the external temperature rises, because the high temperature environment, the sun irradiation environment and the installation condition of the double-layer hollow glass are different, the irradiation position of the sun is changed continuously at different time points, the temperature distribution of the whole double-layer hollow glass is also different, namely, the temperature of some positions is very high due to the direct irradiation of the sun, the temperature of some positions is only room temperature without the direct irradiation of the sun, when the sun directly irradiates a certain position of the double-layer hollow glass, the volume of the thermal expansion gas such as nitrogen in the thermal expansion airbag 6 at the position is increased continuously due to the thermal expansion principle of the gas, when the volume of the thermal expansion gas is increased, the volume of the thermal expansion airbag 6 at the side is driven to be increased synchronously, when the outer layer of the thermal expansion airbag 6 at the side moves outwards, the buffer spring 8 is stretched and the sliding plate 7 is driven to move outwards synchronously, and at the moment, the vent 21 in the sliding plate 7 is crossed with the air passage 19, simultaneously can drive ventilation hose 20 and be close to 18 end of gas vent and move to the outside when slide 7 moves to the outside, then ventilation hose 20's bore changes, specifically be ventilation hose 20's bore along air inlet 17 end to 18 end of gas vent reduce gradually, consequently, along air inlet 17 entering air flue 19's air current when ventilation hose 20 internal flow, along ventilation hose 20's heavy-calibre end entering small-bore end, the temperature of this position can reduce this moment with the help of the wind pressure effect, can carry out the major degree heat absorption cooling of fixed point to this side, guarantee that the glass glue film 2 of this side is in low temperature environment constantly, make it possess good connection seal effect, finally follow ventilation hose 20's air outlet exhaust air current and finally get into in inlayer glass 3's air flue 19 and discharge indoor inside along gas vent 18.

Second embodiment

Based on the double glazing glass who provides of first embodiment possesses cooling fire prevention function, can carry out fixed point high efficiency cooling to the inside glass glue film 2 of double glazing glass under high temperature environment, nevertheless if the condition such as conflagration takes place when in-service use, double glazing glass can break under the environment of ultra-high temperature, not only can cause secondary damage to indoor personnel property, can also lead to the air in the external world to get into the indoor further expansion of conflagration with higher speed fast simultaneously, in order to solve this problem, guarantee the normal work of double glazing glass under the fire hazard environment, this double glazing glass who possesses cooling fire prevention function still includes: the outer surface of the outer layer glass 1 and the inner layer glass 3 is provided with a window frame 10, the window frame 10 has the function of protecting the double-layer hollow glass, and can be matched with other window frames 10 to ensure that the double-layer hollow glass can be opened and closed, the top of the glass glue layer 2 is provided with a one-way pressure valve 9, the one-way pressure valve 9 has certain pressure resistance, the fireproof glue interlayer 4 and the one-way pressure valve 9 are provided with discharge holes, when the pressure of the one-way pressure valve 9 is larger than the pressure threshold value of the one-way pressure valve, the one-way pressure valve 9 is opened, the fireproof glue in the fireproof glue interlayer 4 can enter the one-way pressure valve 9 along the discharge holes and fill the double-layer hollow glass along the one-way pressure valve 9, the bonding tightness of the double-layer hollow glass 1 and the inner layer glass 3 is improved, the stop block 5 has certain pressure resistance, the stop block 5 has the function of preventing the thermal expansion air bag 6 from moving to the end of the fireproof glue interlayer 4, but when the volume of thermal expansion gasbag 6 increased to certain extent and constantly extruded dog 5, dog 5 can break and release thermal expansion gasbag 6 completely, thermal expansion gasbag 6 volume constantly increased and extrusion fire-proof glue intermediate layer 4 this moment, slide 7 has certain tensile strength, slide 7 possesses the same performance with dog 5, when thermal expansion gasbag 6 volume increased to certain extent, the pulling force that slide 7 received was greater than the pulling force threshold value that its self was established, then slide 7 breaks, slide 7 breaks off the relation of being connected with fire-proof glue intermediate layer 4, thereby fire-proof glue intermediate layer 4 can further be extruded by thermal expansion gasbag 6.

When the thermal expansion air bag is used, when a fire disaster occurs indoors, the indoor temperature is rapidly increased to a certain value, and at the moment, the volume of thermal expansion air in the thermal expansion air bag 6 is continuously increased by virtue of a thermal expansion and cold contraction principle, as can be seen from the first embodiment, the volume of the thermal expansion air bag 6 is continuously increased and moves towards the end of the window frame 10, when one side of the thermal expansion air bag 6 is in contact with the window frame 10 and the sliding plate 7 drives the fireproof adhesive interlayer 4 to be synchronously increased to the maximum extent, the ventilation openings 21 and the air passages 19 are completely closed in a staggered mode, so that external air flow is effectively prevented from entering the indoor space to increase the fire intensity; at this moment, the volume of the thermal expansion air bag 6 continues to increase, then the thermal expansion air bag 6 moves to the other side and continuously extrudes the stop block 5, when the extrusion force of the thermal expansion air bag 6 to the stop block 5 is greater than the maximum compression threshold value of the stop block 5, the stop block 5 breaks, then the thermal expansion air bag 6 starts to move to the end of the fireproof glue sandwich layer 4, meanwhile, because the volume of the thermal expansion air bag 6 further increases, the tension value received by the sliding plate 7 is greater than the maximum tension threshold value set by the sliding plate 7, then the sliding plate 7 breaks, and then the sliding plate 7 removes the drive and control of the fireproof glue sandwich layer 4.

Therefore, the fireproof glue interlayer 4 is further extruded after the volume of the thermal expansion airbag 6 is continuously increased, the fireproof glue interlayer 4 collapses due to the extrusion of the thermal expansion airbag 6, the air passage 19 is in a closed state under the extrusion, the external air is effectively prevented from entering the room along the air passage 19, the fireproof glue in the fireproof glue interlayer 4 is continuously compressed and moves towards the end of the glass glue layer 2, the pressure value of the fireproof glue on the one-way pressure valve 9 at the top of the glass glue layer 2 is continuously increased, when the pressure value is greater than the pressure threshold value set by the one-way pressure valve 9, the one-way pressure valve 9 is opened, the fireproof glue in the fireproof glue interlayer 4 continuously enters the one-way pressure valve 9 along the discharge hole and enters the hollow environment inside the glass glue layer 2 along the one-way pressure valve 9, the whole double-layer hollow glass is filled and bonded, and the bonding stability of the outer glass 1 and the inner glass 3 is ensured, avoid outer glass 1 and inlayer glass 3 to take place to break under high temperature environment, effectively avoid double glazing glass to the further destruction of personnel and property, improve double glazing glass's security, simultaneously if continuously going on along with the conflagration, the fire prevention of fire prevention adhesive tape lamination 4 inside is constantly from getting into double glazing glass, inlayer glass 3 is owing to be close to high temperature environment and takes place broken back, fire prevention adhesive can the foaming inflation form hard milky white bubble fire prevention offset plate, this fire prevention offset plate blocks flame effectively, isolated high temperature and harmful gas, avoid the further expansion of conflagration, and the leakproofness of the whole window of effectual protection, avoid personnel's property etc. to drop from the high-rise along the window and cause great loss.

Third embodiment

Based on the double glazing glass who possesses cooling fire prevention function that the second embodiment provided, when in actual use, especially under the environment that breaks out a fire, if this double glazing glass closes for the first time, then with the help of the process described in the second embodiment to this double glazing glass carries out cooling fire prevention protection, but if this window is in the open mode when breaking out a fire, even double glazing glass can not break with the help of self cooling fire prevention function itself, but because the double window is in the open mode, therefore outside air still can be constantly along the window entering indoor to further increase the conflagration intensity of a fire, cause bigger harm, in order to solve this problem, guarantee that whole window is in the closed condition under the conflagration environment, therefore this double glazing glass who possesses cooling fire prevention function still includes: one side of the window frame 10 is provided with a connecting shaft 13, the upper side and the lower side of the connecting shaft 13 are both provided with rotating shafts 14, the rotating shafts 14 are rotatably connected with a window fixed shaft sleeve, the window frame 10 can be driven to rotate by means of the matching of the connecting shaft 13 and the rotating shafts 14, the opening and the closing of the window are realized, one side of the connecting shaft 13 is provided with tooth grooves 15, one side of the window frame 10 is symmetrically provided with a plurality of groups of sliding grooves 16, the interior of each sliding groove 16 is slidably connected with a toothed plate 12, the tooth grooves 15 correspond to the toothed plates 12, the tooth grooves 15 and the tooth plates 12 can be engaged, the connecting shaft 13 can be driven to rotate by means of the gear engagement of the tooth plates 12 and the tooth grooves 15, the connecting shaft 13 rotates to drive the whole window frame 10 to rotate, the baffle plate 11 is arranged on one side of the toothed plate 12 away from the connecting shaft 13, the baffle plate 11 is positioned inside the window frame 10, therefore, the baffle 11 can drive the toothed plate 12 to slide in the sliding groove 16, so that the toothed plate 12 is matched with the toothed groove 15 through the gear.

When the window is in an open state and a fire disaster occurs indoors, the indoor temperature is continuously increased, the volume of the thermal expansion gas in the thermal expansion airbag 6 is continuously increased due to the principle of thermal expansion and contraction, the volume of the thermal expansion airbag 6 is continuously increased, when the thermal expansion airbag 6 moves to the end of the window frame 10 to a certain distance, the thermal expansion airbag 6 contacts with the baffle 11, the baffle 11 is extruded by the thermal expansion airbag 6 along with the continuous increase of the volume of the thermal expansion airbag 6, the baffle 11 moves to the end of the window frame 10, the baffle 11 drives the toothed plate 12 to move to the outer side in the chute 16, the toothed plate 12 is firstly meshed with the toothed groove 15 in the moving process, the toothed plate 12 and the toothed groove 15 are in gear meshing transmission in the further moving process, and the toothed groove 15 and the toothed plate 12 are meshed to drive the connecting shaft 13 to rotate, the connecting shaft 13 rotates to drive the window frame 10 to rotate and enable the whole window to be in a closed state, and the window is guaranteed not to be opened along with continuous occurrence of indoor fire by means of a meshed locking state of the toothed plate 12 and the toothed groove 15, so that outside air enters the indoor space to improve further expansion of the fire.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.