1. An electromechanical integrated lifting device comprises a bottom plate (1); the method is characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a hydraulic mechanism (2), two sides of the hydraulic mechanism (2) are provided with lifting mechanisms (3), the lower surface of each lifting mechanism (3) is fixedly connected with the upper surface of the bottom plate (1), the upper surface of each lifting mechanism (3) is movably connected with a top plate (4), each lifting mechanism (3) comprises a bottom supporting plate (10), the lower surface of each bottom supporting plate (10) is welded with the upper surface of the bottom plate (1), a fixing rod (11) is fixedly connected with the upper surface of each bottom supporting plate (10), a non-return disc (12) is fixedly connected with the top end of each fixing rod (11), a telescopic rod (13) is arranged at the top of each non-return disc (12), the outer surface of each telescopic rod (13) is slidably connected with the inner surface of each fixing rod (11), and a top supporting plate (14) is fixedly connected with the top end of each telescopic rod (13), the upper surface of the top supporting plate (14) is fixedly connected with the lower surface of the top plate (4).

2. An mechatronic lifting device according to claim 1, characterized in that: hydraulic pressure mechanism (2) are including advancing oil pipe (20), the left end fixedly connected with hydraulic pump (21) of advancing oil pipe (20), the back fixedly connected with of hydraulic pump (21) hangs down pipe (22), the bottom fixedly connected with who hangs down pipe (22) presses oil pipe (23), the top of pressing oil pipe (23) is provided with back oil pipe (24), the surface of returning oil pipe (24) and the top fixed connection who hangs down pipe (22).

3. An mechatronic lifting device according to claim 1, characterized in that: the bottom of the telescopic rod (13) is provided with a rubber buffer block (30), the upper surface of the rubber buffer block (30) is fixedly connected with a guide rod (31), the top end of the guide rod (31) penetrates through the inner surface of the telescopic rod (13), and extends to the inside of the telescopic rod (13), the outer surface of the guide rod (31) is connected with a lantern ring (32) in a sliding way, the outer surface of the lantern ring (32) is fixedly connected with a reinforcing rod (33), the top end of the reinforcing rod (33) is fixedly connected with the inner surface of the telescopic rod (13), the outer surface of the telescopic rod (13) is provided with a clamping groove (34), the outer surface of the clamping groove (34) is connected with the inner surface of the fixed rod (11) in a sliding way, an oil inlet hole (35) is formed in the wall of the fixing rod (11), an oil outlet hole (36) is formed in the top of the oil inlet hole (35), and the oil outlet hole (36) is formed in the back of the fixing rod (11).

4. An mechatronic lifting device according to claim 3, characterized in that: the rubber buffer block (30) is fixedly connected with a push rod (40), the lower surface of the push rod (40) is fixedly connected with an elastic steel sheet (41), the bottom end of the elastic steel sheet (41) is fixedly connected with the inner surface of the rubber buffer block (30), the bottom end of the push rod (40) is movably connected with a sealing plate (42), the outer surface of the sealing plate (42) is connected with the inner surface of the rubber buffer block (30) in a sliding mode, an air suction ring (43) is arranged at the bottom of the sealing plate (42), and the outer surface of the air suction ring (43) is fixedly connected with the inner surface of the rubber buffer block (30).

5. An mechatronic lifting device according to claim 1, characterized in that: the upper surface fixed connection of non return dish (12) has clockwork spring (50), the internal surface fixed connection of clockwork spring (50) adjusts pole (51), the bottom of adjusting pole (51) is connected with the upper surface rotation of non return dish (12), the both sides of adjusting pole (51) are provided with connecting rod (52), the bottom of connecting rod (52) is connected with the upper surface fixed connection of non return dish (12), the surface of connecting rod (52) and regulation pole (51) is provided with belt (53), belt (53) are located the top of non return dish (12), it is connected with guide pulley (54) to rotate in the wall of non return dish (12), the surface of guide pulley (54) and the surface toothing of draw-in groove (34), the outside of guide pulley (54) is provided with self-locking mechanism (55).

6. An mechatronic lifting device according to claim 5, characterized in that: self-locking mechanism (55) includes extension spring (60), the left end of extension spring (60) is connected with the internal surface fixed of check dish (12), the spacing fixture block (61) of right-hand member fixedly connected with of extension spring (60), the internal surface of spacing fixture block (61) contacts with the internal surface of belt (53), the surface swing joint of spacing fixture block (61) has connecting rod (62), the lower fixed surface of connecting rod (62) is connected with jack catch (63), the top of jack catch (63) is provided with gyro wheel (64), the internal surface of gyro wheel (64) rotates with the surface on connecting rod (62) top to be connected, the surface of gyro wheel (64) contacts with the surface on draw-in groove (34).

Background

The lifting device is also called a lifter or a lifting platform, is multifunctional lifting mechanical equipment, can be divided into a fixed type, a movable type, a guide rail type, a crank arm type, a scissor fork type, a chain type, a loading and unloading platform and the like, and is mainly used for the fields of rescue, emergency rescue, cargo transportation and the like.

Traditional elevating gear is mostly screw rod mechanical transmission, be used for the screw rod to need very big power when rotating, just can turn into straight reciprocating motion with the spiral rotation, too big output can make the platform take place high-frequency vibration, lead to the screw rod skew axis, inside dislocation can produce very big wearing and tearing, simultaneously, the dislocation can make screw rod and drive mechanism separation, the inside power that loses suddenly of elevating gear can the shrink of skidding rapidly, danger has been increased, and, decurrent impact force can collide elevating system's inside, influence the stability of device.

Disclosure of Invention

The invention aims to provide an electromechanical integrated lifting device to solve the problems in the background technology.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an electromechanical integrated lifting device, which comprises a bottom plate; the upper surface fixedly connected with hydraulic pressure mechanism of bottom plate, the both sides of hydraulic pressure mechanism are provided with elevating system, elevating system's lower surface and the upper surface fixed connection of bottom plate, elevating system's upper surface swing joint has the roof, elevating system includes the bottom support board, the lower surface of bottom support board and the upper surface welding of bottom plate, the upper surface fixedly connected with dead lever of bottom support board, the top fixedly connected with non return dish of dead lever, the top of non return dish is provided with the telescopic link, the surface of telescopic link and the internal surface sliding connection of dead lever, the top fixedly connected with top backup pad of telescopic link, the upper surface of top backup pad and the lower fixed surface of roof are connected.

The hydraulic mechanism is including advancing oil pipe, the left end fixedly connected with hydraulic pump that advances oil pipe, the back fixedly connected with of hydraulic pump hangs down the pipe, the bottom fixedly connected with who hangs down the pipe presses oil pipe, the top of pressing oil pipe is provided with back oil pipe, the surface that returns oil pipe and the top fixed connection who hangs down the pipe.

The bottom of telescopic link is provided with rubber buffer block, rubber buffer block's last fixed surface is connected with the guide arm, the internal surface of telescopic link is run through on the top of guide arm to extend to the inside of telescopic link, the surface sliding connection of guide arm has the lantern ring, the surface fixed surface of the lantern ring is connected with the stiffener, the top of stiffener is connected with the internal surface fixed of telescopic link, the draw-in groove has been seted up to the surface of telescopic link, the surface of draw-in groove and the internal surface sliding connection of dead lever, the inlet port has been seted up in the wall of dead lever, the top of inlet port is provided with the oil outlet, the back at the dead lever is seted up to the oil outlet.

The rubber buffer block is characterized in that a push rod is fixedly connected to the inner surface of the rubber buffer block, an elastic steel sheet is fixedly connected to the lower surface of the push rod, the bottom end of the elastic steel sheet is fixedly connected with the inner surface of the rubber buffer block, a sealing plate is movably connected to the bottom end of the push rod, the outer surface of the sealing plate is connected with the inner surface of the rubber buffer block in a sliding mode, an air suction ring is arranged at the bottom of the sealing plate, and the outer surface of the air suction ring is fixedly connected with the inner surface of the rubber buffer block.

The last fixed surface of non return dish is connected with the clockwork spring, the internal surface fixedly connected with of clockwork spring adjusts the pole, the bottom of adjusting the pole is connected with the last surface rotation of non return dish, the both sides of adjusting the pole are provided with the connecting rod, the bottom of connecting rod and the last fixed surface of non return dish are connected, the surface of connecting rod and regulation pole is provided with the belt, the belt is located the top of non return dish, it has the guide pulley to rotate in the wall of non return dish, the surface of guide pulley and the surface toothing of draw-in groove, the outside of guide pulley is provided with self-locking mechanism.

The self-locking mechanism comprises an extension spring, the left end of the extension spring is fixedly connected with the inner surface of the check disc, the right end of the extension spring is fixedly connected with a limiting clamping block, the inner surface of the limiting clamping block is in contact with the inner surface of a belt, the outer surface of the limiting clamping block is movably connected with a connecting rod, the lower surface of the connecting rod is fixedly connected with a clamping jaw, a roller is arranged at the top of the clamping jaw, the inner surface of the roller is rotatably connected with the outer surface of the top end of the connecting rod, and the outer surface of the roller is in contact with the outer surface of the clamping groove.

The invention has the following beneficial effects:

1. by arranging the hydraulic mechanism 2, when the lifting mechanism needs to ascend, the hydraulic pump sucks external hydraulic oil from the oil inlet pipe and pumps the hydraulic oil out of the oil inlet pipe to the inside of the lifting mechanism, the lifting mechanism extends under the action of upward thrust of the hydraulic oil, when the lifting mechanism stretches, the telescopic rod moves downwards, hydraulic oil at the bottom of the telescopic rod flows to the vertical pipe through the oil pressing pipe and is discharged from two ends of the oil return pipe finally, the hydraulic oil reversely flows into the telescopic rod through the oil outlet, the self weight of the telescopic rod is increased, the bottom supporting force is reduced, when the lifting mechanism needs to ascend again, the hydraulic oil reversely flows into the bottom of the telescopic rod from the oil return pipe, when the pressure of the internal hydraulic oil is not enough, the oil inlet pipe is opened for supplement, the hydraulic transmission is stable and smooth compared with the mechanical transmission, and the abrasion is small, and the problems of large pure mechanical transmission vibration, large abrasion and large energy loss of the traditional lifting mechanism are solved.

2. According to the invention, the non-return disc is arranged, when the telescopic rod ascends, the clamping groove drives the guide wheel to rotate, the guide wheel also assists in supporting and positioning while ensuring the transmission precision, the roller wheel is driven by the telescopic rod to move upwards, the inclination angle of the connecting rod is increased, the clamping jaw is separated from the guide wheel, the belt is tensioned by the limiting clamping block, when the lifting mechanism breaks down and the telescopic rod suddenly descends, the stretching spring contracts, the clamping groove drives the roller wheel to move downwards, the connecting rod pushes the clamping jaw to rotate downwards, the outer surface of the clamping jaw and the outer surface of the guide wheel are clamped, the guide wheel stops rotating, the telescopic rod is static, the lifting mechanism is locked, the adjusting range of the self-locking mechanism can be controlled by rotating the adjusting rod, the clamping when the telescopic rod.

3. According to the invention, the rubber buffer block is arranged, when the telescopic rod naturally falls or slips, the bottom end of the telescopic rod extrudes the upper surface of the rubber buffer block, the top of the rubber buffer block extrudes and contracts, the push rods approach each other, the elastic steel sheet extrudes and contracts to convert a part of kinetic energy into elastic potential energy to be stored in the device, the push rods push the sealing plate to move downwards while ensuring the stable structure of the rubber buffer block, air at the bottom of the rubber buffer plate extrudes and contracts, high-pressure air rushes into the inside of the air suction ring, the air suction ring expands to weaken the downward movement speed of the lifting rod and increase the buffering effect, and the problems that the traditional lifting mechanism is lack of a buffering mechanism inside and the device is easy to damage are solved.

Drawings

FIG. 1 is a front view of the present invention;

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

FIG. 3 is a schematic view of the hydraulic mechanism of the present invention;

FIG. 4 is a schematic view of the telescopic rod of the present invention;

FIG. 5 is a schematic view of the structure of the rubber buffer block of the present invention;

FIG. 6 is a schematic view of the construction of the check disc of the present invention;

FIG. 7 is a schematic structural view of the self-locking mechanism of the present invention

In the figure: the hydraulic lifting device comprises a bottom plate 1, a hydraulic mechanism 2, a lifting mechanism 3, a top plate 4, a bottom supporting plate 10, a fixing rod 11, a check disc 12, a telescopic rod 13, a top supporting plate 14, an oil inlet pipe 20, a hydraulic pump 21, a vertical pipe 22, an oil pressing pipe 23, an oil return pipe 24, a rubber buffer block 30, a guide rod 31, a lantern ring 32, a reinforcing rod 33, a clamping groove 34, an oil inlet hole 35, an oil outlet hole 36, a push rod 40, an elastic steel sheet 41, a sealing plate 42, an air suction ring 43, a spiral spring 50, an adjusting rod 51, a connecting rod 52, a belt 53, a guide wheel 54, a self-locking mechanism 55, a tension spring 60, a limiting clamping block 61, a connecting rod 62, a clamping jaw 63 and a roller 64.

Detailed Description

An electromechanical lifting device according to an embodiment of the present invention will be described below with reference to fig. 1 to 7.

As shown in fig. 1 to 7, an electromechanical lifting device of the present invention includes a base plate 1; fixed surface is connected with hydraulic pressure mechanism 2 on bottom plate 1, the both sides of hydraulic pressure mechanism 2 are provided with elevating system 3, elevating system 3's lower surface and bottom plate 1's last fixed surface are connected, elevating system 3's last surface swing joint has roof 4, elevating system 3 includes bottom support plate 10, the lower surface of bottom support plate 10 and bottom plate 1's upper surface welding, bottom support plate 10's last fixed surface is connected with dead lever 11, the top fixedly connected with non return dish 12 of dead lever 11, the top of non return dish 12 is provided with telescopic link 13, the surface of telescopic link 13 and the internal surface sliding connection of dead lever 11, the top fixedly connected with top support plate 14 of telescopic link 13, the upper surface of top support plate 14 is connected with the lower fixed surface of roof 4.

The hydraulic mechanism 2 comprises an oil inlet pipe 20, a hydraulic pump 21 is fixedly connected to the left end of the oil inlet pipe 20, a vertical pipe 22 is fixedly connected to the back of the hydraulic pump 21, a pressure oil pipe 23 is fixedly connected to the bottom end of the vertical pipe 22, an oil return pipe 24 is arranged at the top of the pressure oil pipe 23, the outer surface of the oil return pipe 24 is fixedly connected to the top end of the vertical pipe 22, by arranging the hydraulic mechanism 2, when the lifting mechanism 3 needs to ascend, external hydraulic oil is sucked in from the oil inlet pipe 20 by the hydraulic pump and pumped out from the pressure oil pipe 23 to the inside of the lifting mechanism 3, the lifting mechanism 3 extends under the upward thrust action of the hydraulic oil, when the lifting mechanism 3 extends and contracts, the telescopic rod 13 moves downwards, the hydraulic oil at the bottom of the telescopic rod 13 flows to the vertical pipe 22 through the pressure oil pipe 23 and is finally discharged from the two ends of the oil return pipe 24, the hydraulic oil reversely flows into the inside of the telescopic rod 13 through an oil outlet 36, the self weight of the telescopic rod 13 is increased, the bottom supporting force is reduced, when the lifting mechanism 3 needs to ascend again, hydraulic oil reversely flows into the bottom of the telescopic rod 13 from the oil return pipe 24, when the pressure of the internal hydraulic oil is insufficient, the oil inlet pipe 20 is opened for supplement, hydraulic transmission is stable and smooth compared with mechanical transmission, abrasion is small, and the problems of large vibration, large abrasion and large energy loss of pure mechanical transmission of the traditional lifting mechanism are solved.

The bottom of telescopic link 13 is provided with rubber buffer block 30, the last fixed surface of rubber buffer block 30 is connected with guide arm 31, the internal surface of telescopic link 13 is run through on the top of guide arm 31, and extend to the inside of telescopic link 13, the surface sliding connection of guide arm 31 has lantern ring 32, the fixed surface of the outer fixed surface of lantern ring 32 is connected with stiffener 33, the top of stiffener 33 and the internal surface fixed connection of telescopic link 13, draw-in groove 34 has been seted up to the surface of telescopic link 13, the surface of draw-in groove 34 and the internal surface sliding connection of dead lever 11, open oil inlet 35 in the wall of dead lever 11, the top of oil inlet 35 is provided with oil outlet 36, oil outlet 36 sets up at the back of dead lever 11.

The inner surface of the rubber buffer block 30 is fixedly connected with a push rod 40, the lower surface of the push rod 40 is fixedly connected with an elastic steel sheet 41, the bottom end of the elastic steel sheet 41 is fixedly connected with the inner surface of the rubber buffer block 30, the bottom end of the push rod 40 is movably connected with a sealing plate 42, the outer surface of the sealing plate 42 is slidably connected with the inner surface of the rubber buffer block 30, the bottom of the sealing plate 42 is provided with an air suction ring 43, the outer surface of the air suction ring 43 is fixedly connected with the inner surface of the rubber buffer block 30, by arranging the rubber buffer block 30, when the telescopic rod 13 naturally falls or slips, the bottom end of the telescopic rod 13 presses the upper surface of the rubber buffer block 30, the top of the rubber buffer block 30 is extruded and contracted, the push rod 40 is close to each other, the elastic steel sheet 41 is extruded and contracted, a part of kinetic energy is converted into elastic potential energy to be stored in the device, the push rod 40 ensures the stable structure of the rubber buffer block 30, also promote the closing plate 42 downstream, the air extrusion shrink of rubber buffer board 30 bottom, high-pressure gas rushes into the inside of inhaling gas ring 43, inhales the ring 43 inflation, weakens the speed of liter shrink pole 13 downstream, and increase buffering effect has solved the inside buffer gear that lacks of traditional elevating system, the easy problem of damaging of equipment.

The upper surface of the non-return disc 12 is fixedly connected with a clockwork spring 50, the inner surface of the clockwork spring 50 is fixedly connected with an adjusting rod 51, the bottom end of the adjusting rod 51 is rotatably connected with the upper surface of the non-return disc 12, connecting rods 52 are arranged on two sides of the adjusting rod 51, the bottom end of each connecting rod 52 is fixedly connected with the upper surface of the non-return disc 12, belts 53 are arranged on the outer surfaces of the connecting rods 52 and the adjusting rod 51, the belts 53 are located at the top of the non-return disc 12, guide wheels 54 are rotatably connected in the wall of the non-return disc 12, the outer surfaces of the guide wheels 54 are meshed with the outer surfaces of the clamping grooves 34, and self-locking mechanisms 55 are arranged outside the guide wheels 54.

The self-locking mechanism 55 comprises an extension spring 60, the left end of the extension spring 60 is fixedly connected with the inner surface of the check disc 12, the right end of the extension spring 60 is fixedly connected with a limiting clamping block 61, the inner surface of the limiting clamping block 61 is in contact with the inner surface of the belt 53, the outer surface of the limiting clamping block 61 is movably connected with a connecting rod 62, the lower surface of the connecting rod 62 is fixedly connected with a clamping jaw 63, the top of the clamping jaw 63 is provided with a roller 64, the inner surface of the roller 64 is rotatably connected with the outer surface of the top end of the connecting rod 62, the outer surface of the roller 64 is in contact with the outer surface of the clamping groove 34, the novel check disc 12 is arranged, when the telescopic rod 13 ascends, the clamping groove 34 drives the guide wheel 54 to rotate, the guide wheel 54 also assists in supporting and positioning while ensuring transmission precision, the roller 64 is driven by the telescopic rod 13 to move upwards, the inclination angle of the connecting rod 62 is increased, and the clamping jaw 63 is separated from the guide wheel 54, the taut belt 53 of spacing fixture block 61, when elevating system 3 breaks down, when telescopic link 13 descends suddenly, extension spring 60 contracts, draw-in groove 34 drives gyro wheel 64 downstream, connecting rod 62 promotes jack catch 63 and rotates downwards, the surface card of jack catch 63 and guide pulley 54 dies, guide pulley 54 stall, telescopic link 13 is static, elevating system 3 locks and dies, can control self-locking mechanism 55's control range through rotating adjusting rod 51, the card dies when preventing telescopic link 13 from descending naturally, the problem that traditional elevating system inside is slipped and is caused danger easily is solved.

The specific working process is as follows:

when the lifting mechanism 3 needs to ascend, the hydraulic pump sucks external hydraulic oil from the oil inlet pipe 20, the hydraulic oil is pumped from the oil pressing pipe 23 to the inside of the lifting mechanism 3, the lifting mechanism 3 extends under the action of upward thrust of the hydraulic oil, when the lifting mechanism 3 stretches out and draws back, the telescopic rod 13 moves downwards, the hydraulic oil at the bottom of the telescopic rod 13 flows through the oil pressing pipe 23 to the vertical pipe 22 and is discharged from two ends of the oil return pipe 24 finally, the hydraulic oil reversely flows into the inside of the telescopic rod 13 through the oil outlet hole 36, the self weight of the telescopic rod 13 is increased, the bottom supporting force is reduced, when the lifting mechanism 3 needs to ascend again, the hydraulic oil reversely flows into the bottom of the telescopic rod 13 from the oil return pipe 24, when the pressure of the internal hydraulic oil is insufficient, the oil inlet pipe 20 is opened for supplement, and the.

When the telescopic rod 13 ascends, the clamping groove 34 drives the guide wheel 54 to rotate, the guide wheel 54 also assists in supporting and positioning while transmission precision is ensured, the roller 64 is driven by the telescopic rod 13 to move upwards, the inclination angle of the connecting rod 62 is increased, the clamping jaw 63 is separated from the guide wheel 54, the belt 53 is tensioned by the limiting clamping block 61, when the lifting mechanism 3 fails and the telescopic rod 13 suddenly descends, the stretching spring 60 contracts, the clamping groove 34 drives the roller 64 to move downwards, the connecting rod 62 pushes the clamping jaw 63 to rotate downwards, the outer surface of the clamping jaw 63 is clamped with the outer surface of the guide wheel 54, the guide wheel 54 stops rotating, the telescopic rod 13 is static, the lifting mechanism 3 is locked, the adjusting range of the self-locking mechanism 55 can be controlled by rotating the adjusting rod 51, and.

When telescopic link 13 falls naturally or skids, the upper surface of rubber buffer block 30 is extruded to the bottom of telescopic link 13, rubber buffer block 30 top extrusion shrink, push rod 40 is close to each other, elastic steel sheet 41 extrusion shrink, convert a part of kinetic energy into elastic potential energy and store inside the equipment, push rod 40 when guaranteeing rubber buffer block 30 stable in structure, also promote closing plate 42 downstream, the air extrusion shrink of rubber buffer plate 30 bottom, the inside of air ring 43 is inhaled in the high-pressure gas rush, air ring 43 inflation breathes in, weaken the speed of telescopic link 13 downstream, increase buffering effect.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.