1. The utility model provides a can prevent concrete mixing plant discharge gate hourglass material environment-friendly device which characterized in that: feed opening (102) below of stirring station (1) sets up aggregate system (2), aggregate system (2) including restrainting hopper (202) and fan-shaped collecting hopper (204), restrainting hopper (202) top and feed opening (102) and meeting, fan-shaped collecting hopper (204) upper portion is rotated with the lateral wall of restrainting hopper (202) and is connected, washing unit (4) is connected to fan-shaped collecting hopper (204) bottom, discharging device (5) is connected to another tip on fan-shaped collecting hopper (204) bottom arc limit, articulated power device (3) on fan-shaped collecting hopper (204), set up induction system on fan-shaped collecting hopper (204).

2. The environment-friendly device capable of preventing the material leakage at the discharge port of the concrete mixing plant as recited in claim 1, wherein: the fan-shaped collecting hopper (204) comprises two fan-shaped plates (208), the bottoms of the two fan-shaped plates (208) are connected through an arc-shaped bottom plate (207), the two sides of the two fan-shaped plates (208) are connected with a lower baffle plate (205) through an upper baffle plate (206), the upper baffle plate (206) is connected with the flushing device (4), and the lower baffle plate (205) is connected with the discharging device (5).

3. The environment-friendly device capable of preventing the material leakage at the discharge port of the concrete mixing plant as recited in claim 1, wherein: washing unit (4) include high-pressure hose (403) of being connected with fan-shaped collecting hopper (204), and the delivery port of high-pressure hose (403) sets up flushing nozzle (404), and flushing nozzle (404) are fixed mutually with the headwall of fan-shaped collecting hopper (204), end connection pressurized equipment (401) of high-pressure hose (403), the water inlet and the factory water supply line connection of pressurized equipment (401), the body of pipe of high-pressure hose (403) is accomodate by water pipe receipts bundle carousel (402), water pipe receives bundle carousel (402) and pressurized equipment (401) and sets up under mixing plant (1) bed of material (103) top.

4. The environment-friendly device capable of preventing the material leakage at the discharge port of the concrete mixing plant as recited in claim 1, wherein: the induction device comprises an upper limit switch (304) and a lower limit switch, wherein the upper limit switch (304) and the lower limit switch are both arranged on the side wall of the fan-shaped collecting hopper (204), and the upper limit switch (304) is higher than the lower limit switch in height.

5. The environment-friendly device capable of preventing the material leakage at the discharge port of the concrete mixing plant as recited in claim 1, wherein: discharge device (5) are including arranging material pipe (502) of being connected with fan-shaped collecting hopper (204), and telescopic connection row material sleeve pipe (503) is gone up in row material pipe (502), and the exit end of arranging material sleeve pipe (503) is articulated in stirring station (1) landing leg department to be connected with waste water pipe (504), set up between fan-shaped collecting hopper (204) and row material pipe (502) and arrange material elbow (501).

6. The environment-friendly device capable of preventing the material leakage at the discharge port of the concrete mixing plant as recited in claim 1, wherein: the power device (3) comprises an electric hydraulic push rod (306), the movable end (302) of the electric hydraulic push rod is hinged to the side wall of the fan-shaped collecting hopper (204), the fixed end (301) of the electric hydraulic push rod is hinged to a support (305), and the support (305) is arranged above the material layer (103) under the stirring station (1).

7. The environmental protection device for preventing the material leakage at the discharge port of the concrete mixing plant according to claim 2, which is characterized in that: the upper parts of the two fan-shaped plates (208) are respectively and rotatably connected with two side edges of the bunch hopper (202), and the fan-shaped plates (208) are connected with the bunch hopper (202) through bolts (203).

Background

Concrete mixing plant, mixing plant are the main equipment of concrete mixing in infrastructure construction. The concrete raw materials mainly comprise sandstone aggregates, cementing materials, water and additives, and are fully stirred in the stirrer, discharged to the concrete transportation tank car through the discharge port, and supplied to the construction site by the concrete transportation tank car.

In the production process, after the concrete transportation tank truck finishes loading and drives away, concrete remained on the inner wall of the discharge hole of the concrete mixing station or the mixing plant condenses towards the lower part of the discharge hole under the action of gravity, and drips under the mixing station or the mixing plant or on the top of the concrete transportation tank truck. Causes environmental pollution to concrete mixing plants or mixing plant areas, and has poor appearance of concrete transportation.

In recent years, low-carbon, green and environment-friendly building materials are advocated to develop all over the country, and high-level station building standards, international advanced-level production lines and totally-enclosed clean green production processes are adopted to build green concrete production plants, so the problem of material leakage of a discharge opening of a concrete mixing station or a mixing building is urgently solved.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an environment-friendly device capable of preventing material leakage at a discharge port of a concrete mixing plant. The invention can avoid the problem of environmental pollution caused by the influence of the factory environment and the concrete transportation appearance caused by the concrete slurry directly dropping on the ground or the concrete transportation tank car.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the utility model provides a can prevent concrete mixing plant discharge gate hourglass material environment-friendly device which characterized in that: the feed opening below of stirring station sets up the system of gathering materials, and the system of gathering materials is including restrainting hopper and fan-shaped collecting hopper, and restraint hopper top and feed opening meet, and fan-shaped collecting hopper upper portion is rotated with the lateral wall of restrainting the hopper and is connected, and the end connection washing unit on fan-shaped collecting hopper bottom arc limit, another end connection discharge device on fan-shaped collecting hopper bottom arc limit, articulated power device on the fan-shaped collecting hopper sets up induction system on the fan-shaped collecting hopper.

Further: the fan-shaped collecting hopper comprises two fan-shaped plates, the bottoms of the two fan-shaped plates are connected through an arc-shaped bottom plate, the two sides of the two fan-shaped plates are connected with a lower baffle through an upper baffle respectively, the upper baffle is connected with a flushing device, and the lower baffle is connected with a discharging device.

Further: the flushing device comprises a high-pressure hose connected with the fan-shaped aggregate bin, a water outlet of the high-pressure hose is provided with a flushing nozzle, the flushing nozzle is fixed with the wall of the fan-shaped aggregate bin, the end part of the high-pressure hose is connected with a pressurizing device, a water inlet of the pressurizing device is connected with a plant water supply pipeline, a pipe body of the high-pressure hose is stored in the water pipe bundling rotary table, and the water pipe bundling rotary table and the pressurizing device are arranged above a material discharging layer of the stirring station.

Further: the induction device comprises an upper limit switch and a lower limit switch, wherein the upper limit switch and the lower limit switch are both arranged on the side wall of the fan-shaped collecting hopper, and the upper limit switch is higher than the lower limit switch in height.

Further: the discharge device comprises a discharge pipe connected with the fan-shaped aggregate bin, the discharge pipe is provided with a telescopic connection discharge sleeve, the outlet end of the discharge sleeve is hinged to the supporting leg of the mixing station and is connected with a waste water pipeline, and a discharge elbow is arranged between the fan-shaped aggregate bin and the discharge pipe.

Further: the power device comprises an electric hydraulic push rod, the movable end of the electric hydraulic push rod is hinged to the side wall of the fan-shaped collecting hopper, the fixed end of the electric hydraulic push rod is hinged to the support, and the support is arranged above the discharging layer of the mixing station.

Further: the upper parts of the two fan-shaped plates are respectively and rotatably connected with the two side edges of the bundling hopper, and the fan-shaped plates are connected with the bundling hopper through bolts.

Compared with the prior art, the invention has the following advantages and beneficial effects:

the invention can avoid the concrete slurry remained on the inner walls of the feed opening and the bundling hopper from directly dripping on the ground or a concrete transportation tank car to influence the environment of a factory and the appearance of concrete transportation, and meanwhile, the equipment has a self-cleaning function, and the interior of the arc-shaped collecting hopper does not need to be cleaned independently, thereby avoiding the problem of environmental pollution.

Drawings

FIG. 1 is a schematic view of the aggregate of the present invention in operation;

FIG. 2 is a schematic view of the present invention in a flushing operation;

FIG. 3 is a front view of the aggregate of the present invention in operation;

FIG. 4 is a side view of the present invention during a flushing operation;

FIG. 5 is a front view of the aggregate of the present invention in operation;

FIG. 6 is a side view of the present invention during a flushing operation;

fig. 7 is an enlarged view of fig. 3A.

Reference numerals: 1-a stirring station; 101-concrete mixer; 102-a feed opening; 103-blanking layer; 2-an aggregate system; 201-flange; 202-a bunch hopper; 203-bolt; 204-a fan-shaped collecting hopper; 205-lower baffle; 206-upper baffle; 207-arc base plate; 208-sector plates; 3-a power plant; 301-fixed end of electro-hydraulic push rod; 302-the movable end of the electro-hydraulic push rod; 303-lower limit switch; 304-upper limit switch; 305-a support; 306-an electro-hydraulic push rod; 4-a washing device; 401-a pressure device; 402-water pipe bundling rotary disc; 403-high pressure hose; 404-a washing spray head; 5-a discharge device; 501-a discharge elbow; 502-a discharge pipe; 503-a discharge casing; 504-a waste water line; 6-concrete transportation tank car.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with the specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the present invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention.

The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.

As shown in fig. 1 to 7, an environmental protection device capable of preventing material leakage at a discharge port of a concrete mixing plant, wherein a material collecting system 2 is arranged below a feed opening 102 of a mixing plant 1 (mixing plant), the material collecting system 2 comprises a material collecting hopper 202 and a fan-shaped material collecting hopper 204, the top of the material collecting hopper 202 is connected with the feed opening 102, the upper part of the fan-shaped material collecting hopper 204 is rotatably connected with the side wall of the material collecting hopper 202, a flushing device 4 is connected with the bottom of the fan-shaped material collecting hopper 204, another end part of an arc-shaped edge at the bottom of the fan-shaped material collecting hopper 204 is connected with a discharging device 5, a power device 3 is hinged on the fan-shaped material collecting hopper 204, and a sensing device is arranged on the fan-shaped material collecting hopper 204. The bunch hopper 202 is in a conical arrangement with the caliber gradually decreasing from top to bottom, the hopper wall has a certain inclination angle relative to the vertical plane, and the inclination angle relative to the vertical plane is larger than the inclination angle of the feed opening 102 and the vertical plane.

The fan-shaped collecting hopper 204 comprises two fan-shaped plates 208, the bottoms of the two fan-shaped plates 208 are connected through an arc-shaped bottom plate 207, the two sides of the two fan-shaped plates 208 are respectively connected through an upper baffle 206 and a lower baffle 205, when the fan-shaped collecting hopper 204 is opened, the upper baffle 206 is positioned above the lower baffle 205, the upper baffle 206 is connected with the washing device 4, and the lower baffle 205 is connected with the discharging device 5. The upper baffle 206 and the lower baffle 205 are named for convenience of distinguishing, the upper baffle 206 and the lower baffle 205 are in a reference state according to the opening state of the fan-shaped collecting hopper 204, and at this time, the upper baffle 206 positioned above the baffles at both sides is positioned below the lower baffle 205.

Flushing device 4 includes the high-pressure hose 403 that is connected with fan-shaped collecting hopper 204, and the delivery port of high-pressure hose 403 sets up washing terminals 404, and washing terminals 404 is fixed mutually with the headwall of fan-shaped collecting hopper 204, and the headwall includes two sector plate 208, arc bottom plate 207, overhead gage 206 and lower baffle 205, the washing terminals 404 of connecting a row of high-pressure hose 403 on the overhead gage 206, the end connection pressurized equipment 401 of high-pressure hose 403, the water inlet and the mill water supply line of pressurized equipment 401 are connected, the pipe shaft of high-pressure hose 403 is accomodate by water pipe bundling carousel 402, water pipe bundling carousel 402 and pressurized equipment 401 set up under the stirring station 1 bed of material 103 top. Water pipe take-up turntable 402 is provided to accommodate the change in length of high pressure hose 403 as fan hopper 204 is pushed to different positions.

The induction device comprises an upper limit switch 304 and a lower limit switch 303, wherein the upper limit switch 304 and the lower limit switch 303 are both arranged on the side wall of the fan-shaped collecting hopper 204, and the height of the upper limit switch 304 is higher than that of the lower limit switch 303. The working position of the fan-shaped collecting hopper 204 is controlled by setting an upper limit switch 304 and a lower limit switch 303. The upper limit switch 304 is linked with the pressurizing device 401, when the upper limit switch 304 is touched, the electric hydraulic push rod 306 stops extending, and meanwhile, the pressurizing device 401 is started to flush the arc-shaped bottom plate 207 of the fan-shaped collecting hopper 204.

The discharging device 5 comprises a discharging pipe 502 connected with the fan-shaped collecting hopper 204, a telescopic connecting discharging sleeve 503 is arranged on the discharging pipe 502, the two pipes can move in a relatively telescopic mode, the outlet end of the discharging sleeve 503 is hinged to the supporting leg of the stirring station 1 and is connected with a waste water pipeline 504, and a discharging elbow 501 is arranged between the fan-shaped collecting hopper 204 and the discharging pipe 502. The tail of the discharge sleeve 503 can be connected with a sand-stone separator to recycle the sand-stone in the collected leakage materials. Through arranging the discharge elbow 501 and the discharge sleeve 503, the discharge pipe 502 and the discharge sleeve 503 are hinged with the supporting legs of the mixing station 1 and can be relatively extended and retracted, so that the discharge device 5 can discharge materials by self weight when the fan-shaped collecting hopper 204 is pushed to different positions.

The power device 3 comprises an electric hydraulic push rod 306, the movable end 302 of the electric hydraulic push rod is hinged with the side wall of the fan-shaped collecting hopper 204, the fixed end 301 of the electric hydraulic push rod is hinged with a support 305, and the support 305 is arranged above the lower material layer 103 of the mixing station 1. Sector collector hopper 204 may be rotated from the bottom of bundle hopper 202 to the side of bundle hopper 202 by the thrust of electro-hydraulic ram 306. The fixed end 301 of the electro-hydraulic push rod is hinged with the support 305 to adapt to the change of the thrust direction when the fan-shaped collecting hopper 204 is pushed to different positions.

When the fan-shaped collecting hopper 204 rotates to the side of the bundling hopper 202, the washing device 4 sprays water to wash the arc-shaped bottom plate 207 of the fan-shaped collecting hopper 204, and the lower baffle plate 205 collects concrete leakage in the collecting hopper and washing water sprayed by the washing nozzle 404 and discharges the concrete leakage and the washing water by the discharging device 5.

The connecting ends of the discharging device 5, the flushing device 4, the power device 3 and the fan-shaped collecting hopper 204 are all positioned below the sensing device.

The top of the bunch hopper 202 is connected with the feed opening 102 through a flange 201 or welding.

The upper parts of the two fan-shaped plates 208 are respectively and rotatably connected with two sides of the bunch hopper 202, and the fan-shaped plates 208 are connected with the bunch hopper 202 through bolts 203.

In the using process, after the concrete raw materials are fully stirred in the concrete mixer 101 of the mixing station 1, the concrete raw materials are loaded to the concrete transportation tank car 6 from the feed opening 102, when the concrete transportation tank car 6 under the mixing station 1 is loaded, the electric hydraulic push rod 306 contracts, the fan-shaped aggregate hopper 204 is pulled to rotate to the position below the beam hopper 202 and stops after touching the lower limit switch 303, at the moment, the fan-shaped aggregate hopper 204 is positioned right below the feed opening 102 of the mixing station 1, and the residual concrete grout on the inner walls of the feed opening 102 and the beam hopper 202 drops into the fan-shaped aggregate hopper 204; after the next concrete transportation tank car stops under the mixing station 1, the electric hydraulic push rod 306 starts to extend to push the fan-shaped aggregate bin 204 to rotate to the side of the bundling bin 202, so that the mixing station 1 can load the concrete transportation tank car, when the fan-shaped aggregate bin 204 touches the upper limit switch 304, the electric hydraulic push rod 306 stops extending, meanwhile, the pressurizing device 401 starts to pressurize, the arc-shaped bottom plate 207 of the fan-shaped aggregate bin 204 is flushed through the high-pressure hose 403 and the flushing nozzle 404, and the residual concrete slurry and flushing water on the arc-shaped bottom plate 207 automatically flow to the lower baffle plate 205 and are discharged through the discharging device 5.

According to the description and the drawings of the invention, the environment-friendly device capable of preventing the material leakage at the discharge port of the concrete mixing plant can be easily manufactured or used by a person skilled in the art, and the positive effects recorded by the invention can be produced.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.