CN113845059A - Hydraulic oil lifting device control system - Google Patents
Hydraulic oil lifting device control system Download PDFInfo
- Publication number
- CN113845059A CN113845059A CN202111194423.8A CN202111194423A CN113845059A CN 113845059 A CN113845059 A CN 113845059A CN 202111194423 A CN202111194423 A CN 202111194423A CN 113845059 A CN113845059 A CN 113845059A
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- Prior art keywords
- liquid supply
- hydraulic
- module
- control system
- supply pipe
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
Abstract
The invention belongs to the technical field of lifting control, in particular to a hydraulic petroleum lifting device control system, which aims at the problems that the lifting height of the existing lifting device control system is limited and the inter-floor conveying of buildings cannot be realized; the firm not good of lifting the platform, do not have the problem that transships promoted hydraulic function, the following scheme is proposed now, it includes central control module, the last alarm module that is connected with of central control module, the firm module of material and hydraulic pressure lift the module, alarm module includes excessive pressure alarm and firm pressure alarm, hydraulic pressure lifts the module and includes the base, lift actuating mechanism, two bottom sprag boards, folding bracing piece and two top backup pads, it sets up the top at the base to lift actuating mechanism, two bottom sprag boards symmetry slidable mounting are at the top of base. The invention has convenient operation, can improve the lifting height, can realize the transportation between building layers, can stabilize materials, improve the lifting stability and adjust the lifting hydraulic pressure.
Description
Technical Field
The invention relates to the technical field of lifting control, in particular to a hydraulic petroleum lifting device control system.
Background
The lifting device is generally used for transporting heavy objects in the vertical direction, for example, goods are transported up and down between building story heights, automobiles between a stereo garage and an underground garage are lifted, a working platform is lifted, and the like, and the hydraulic oil lifting device is lifted by a hydraulic drive hydraulic cylinder.
The existing lifting device control system has limited lifting height and can not realize the transportation between building layers; the lifting platform is not stable well and does not have the function of overload lifting hydraulic pressure.
Disclosure of Invention
The invention aims to solve the problems that the lifting height of the control system of the existing lifting device is limited, and the transportation between building layers cannot be realized; the stability of the lifting platform is not good, and the hydraulic oil lifting device control system does not have the defect of overload lifting hydraulic function.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a hydraulic oil lifting device control system, including central control module, the last alarm module that is connected with of central control module, material firm module and hydraulic pressure lift module, alarm module includes overvoltage alarm and firm pressure alarm, hydraulic pressure lifts the module and includes the base, lift actuating mechanism, two bottom sprag boards, folding bracing piece and two top backup pads, lift actuating mechanism sets up the top at the base, two bottom backup pads symmetry slidable mounting are at the top of base, lift actuating mechanism is connected with two bottom sprag board transmissions, folding bracing piece is a plurality ofly and rotation connection each other, the bottom of folding bracing piece is connected with two bottom sprag boards that correspond are rotated, the bottom of folding bracing piece is connected with the top backup pad that corresponds rotates, two top backup pads all with the bottom sliding connection of material firm module, material firm module includes servo motor, the bottom of material firm module is connected with the bottom of material firm module, the hydraulic pressure is connected with the hydraulic pressure, the hydraulic pressure lifts the module, the hydraulic pressure is lifted by the hydraulic pressure, the hydraulic pressure is lifted by the module, the hydraulic pressure is lifted module, the hydraulic pressure is lifted by the hydraulic pressure and is lifted by the hydraulic pressure, the hydraulic pressure is lifted module and is lifted by the hydraulic pressure, the hydraulic pressure is lifted module, the hydraulic pressure is lifted by the hydraulic pressure, the hydraulic pressure is lifted module, the lifting module, two bottom of the hydraulic pressure, the hydraulic pressure is connected with the hydraulic pressure, the bottom of the hydraulic pressure, the hydraulic pressure is connected with the bottom of the hydraulic pressure, the bottom of the hydraulic pressure is connected with the hydraulic pressure, the bottom of the hydraulic pressure, the hydraulic pressure is connected with the bottom of the hydraulic pressure, the bottom of the hydraulic pressure, the hydraulic pressure of the hydraulic pressure is connected with the hydraulic pressure, the hydraulic pressure of the hydraulic pressure, the hydraulic pressure of the hydraulic pressure, the hydraulic pressure of the hydraulic pressure, the hydraulic pressure of the hydraulic pressure, the hydraulic pressure of the hydraulic pressure, the, The positive lead screw, the forward pushes away crowded board, the board is placed to the material, two slant lead screws, two slants push away crowded board, the top of folding bracing piece is placed the bottom of board with the material and is rotated and be connected, the top that the board was placed to the material has seted up positive spout and two slant spouts, the positive lead screw rotates and installs in the positive spout, the forward pushes away crowded board and positive lead screw looks adaptation, two slant lead screws rotate with two slant spouts and is connected, two slants push away crowded board and two slant lead screw looks adaptations, servo motor's output shaft links to each other with the end of positive lead screw.
Preferably, the guide way has been seted up to the bottom of base, and slidable mounting has the guide block in the guide way, and the both sides of guide block are all rotated and are installed the down tube, and the down tube rotates with the bottom sprag board that corresponds and is connected.
Preferably, the lifting driving mechanism comprises a hydraulic cylinder, a piston cylinder, a hydraulic pipe, a piston rod and a branch liquid supply unit, the hydraulic cylinder is arranged at the top of the base, the piston cylinder is slidably mounted in the hydraulic cylinder, one end of the piston rod is connected with the piston cylinder, the other end of the piston rod is fixedly connected with the guide block, the hydraulic pipe is communicated with the hydraulic cylinder, the branch liquid supply unit is communicated with the hydraulic pipe, the branch liquid supply unit comprises a first liquid supply pipe, a first liquid supply valve and a second liquid supply pipe, the first liquid supply pipe, the second liquid supply pipe and the third liquid supply pipe are communicated with a liquid pump, the first liquid supply valve is arranged on the first liquid supply pipe, the second liquid supply valve is arranged on the second liquid supply pipe, and the third liquid supply pipe is arranged on the second liquid supply valve.
Preferably, a plurality of bottom support grooves are formed in the top of the base, bottom support blocks are slidably mounted in the bottom support grooves, and the bottom support blocks are connected with corresponding bottom support plates.
Preferably, a plurality of top support grooves are formed in the bottom of the material placing plate, top support blocks are slidably mounted in the top support grooves, and the top support blocks are connected with the corresponding top support plates.
Preferably, a forward sliding block is slidably mounted in the forward sliding grooves and is in threaded connection with the forward lead screw, the forward sliding block is connected with the forward extrusion plate, oblique sliding blocks are slidably mounted in the two oblique sliding grooves and are in threaded connection with the outer sides of the oblique lead screws, and the oblique sliding blocks are connected with the corresponding oblique extrusion plates.
Preferably, the material is placed and is seted up the cavity on the board, and the one end of forward lead screw is extended and is supported in the cavity and fixed mounting has first bevel gear, and two slant lead screws all extend to in the cavity and fixed mounting has second bevel gear, and two second bevel gears all mesh with first bevel gear mutually.
Preferably, the top that the board was placed to the material is provided with pressure sensor, and pressure sensor links to each other with the excessive pressure alarm, and the inboard that forward pushed the crowded board and two slants pushed the crowded board all is provided with firm pressure sensor, and firm pressure sensor links to each other with firm pressure alarm.
Preferably, be provided with the electrically conductive unit of pressure boost on the hydraulic pressure section of thick bamboo, alarm module still includes the altitude alarm, the electrically conductive unit of pressure boost includes insulating shell, the insulation board, the bridge conductor, the lifter, extension spring and conducting block, the insulating shell sets up the outside at the hydraulic pressure section of thick bamboo, insulation board slidable mounting is in the insulating shell, the bridge conductor sets up on the inner wall of insulating shell, the conducting block is two and all links to each other with the insulation board, two conducting blocks all with bridge conductor looks adaptation, the one end of extension spring links to each other with the insulation board, the other end of extension spring links to each other with the outside of hydraulic pressure section of thick bamboo, the one end of lifter links to each other with the insulation board, the end of lifter extends to in the hydraulic pressure section of thick bamboo.
Compared with the prior art, the invention has the advantages that:
according to the scheme, the materials are placed at the top of the material placing plate, the servo motor is started, and the materials are fixed through the forward extrusion plate and the two oblique extrusion plates, so that the stability of the materials is guaranteed;
the pressure sensors of the first liquid supply pipe, the first liquid supply valve, the second liquid supply pipe, the second liquid supply valve, the third liquid supply pipe and the third liquid supply valve can change lifting hydraulic pressure and adjust material lifting pressure;
the scheme can improve the lifting height of the materials and can adapt to the lifting heights of different materials;
the invention has convenient operation, can improve the lifting height, can realize the transportation between building layers, can stabilize materials, improve the lifting stability and adjust the lifting hydraulic pressure.
Drawings
FIG. 1 is a block diagram of a hydraulic oil lift control system according to the present invention;
FIG. 2 is a schematic structural diagram of a hydraulic oil lifting device control system according to the present invention;
FIG. 3 is a schematic top view of the base and the lifting driving mechanism according to the present invention;
FIG. 4 is a schematic cross-sectional view of a material placement board according to the present invention;
FIG. 5 is a schematic view of part A of the structure proposed by the present invention;
fig. 6 is a schematic perspective view of the material placing plate, the forward pushing plate and the oblique pushing plate according to the present invention;
fig. 7 is a schematic perspective view of a piston cylinder according to the present invention.
In the figure: 1. a base; 2. a bottom support trough; 3. a bottom support block; 4. a bottom support plate; 5. a guide groove; 6. a guide block; 7. a diagonal bar; 8. a hydraulic cylinder; 9. a piston cylinder; 10. a hydraulic tube; 11. a piston rod; 12. a first liquid supply tube; 13. a first liquid supply valve; 14. a second liquid supply tube; 15. a second liquid supply valve; 16. a third liquid supply tube; 17. a third liquid supply valve; 18. folding the support rod; 19. a top support plate; 20. a top support trough; 21. a top support block; 22. a servo motor; 23. a forward chute; 24. a positive lead screw; 25. a forward slider; 26. forward pushing the extruded plate; 27. an oblique chute; 28. a material placing plate; 29. an oblique screw rod; 30. an oblique sliding block; 31. obliquely pushing and extruding the plate; 32. a cavity; 33. a first bevel gear; 34. a second bevel gear; 35. a robust pressure sensor; 36. a pressure sensor; 37. an insulating case; 38. an insulating plate; 39. a bridge conductor; 40. an extrusion stem; 41. a tension spring; 42. and a conductive block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-7, a hydraulic oil lifting device control system comprises a central control module, an alarm module, a material stabilizing module and a hydraulic lifting module are connected to the central control module, the alarm module comprises an overpressure alarm and a stabilizing pressure alarm, the hydraulic lifting module comprises a base 1, a lifting driving mechanism, two bottom supporting plates 4, a folding supporting rod 18 and two top supporting plates 19, the lifting driving mechanism is arranged on the top of the base 1, the two bottom supporting plates 4 are symmetrically and slidably mounted on the top of the base 1, the lifting driving mechanism is in transmission connection with the two bottom supporting plates 4, the folding supporting rods 18 are in mutual rotation connection, the bottom ends of the folding supporting rods 18 are in rotation connection with the corresponding two bottom supporting plates 4, the bottom ends of the folding supporting rods 18 are in rotation connection with the corresponding top supporting plates 19, and the two top supporting plates 19 are both in sliding connection with the bottom of the material stabilizing module, the firm module of material includes servo motor 22, forward lead screw 24, forward pushes away crowded board 26, the board 28 is placed to the material, two slant lead screws 29, two slant push away crowded board 31, the top of folding bracing piece 18 is placed the bottom of board 28 with the material and is rotated and be connected, forward spout 23 and two slant spouts 27 have been seted up at the top that board 28 was placed to the material, forward lead screw 24 rotates and installs in forward spout 23, forward pushes away crowded board 26 and 24 looks adaptations of forward lead screw, two slant lead screws 29 rotate with two slant spouts 27 and are connected, two slantwise push away crowded board 31 and two slant lead screw 29 looks adaptations, servo motor 22's output shaft links to each other with forward lead screw 24's end.
In this embodiment, guide way 5 has been seted up to base 1's bottom, and slidable mounting has guide block 6 in guide way 5, and the both sides of guide block 6 are all rotated and are installed down tube 7, and down tube 7 rotates with the bottom sprag board 4 that corresponds and is connected.
In this embodiment, the lift driving mechanism includes a hydraulic cylinder 8, a piston cylinder 9, a hydraulic pipe 10, a piston rod 11, and a branch liquid supply unit, the hydraulic cylinder 8 is disposed on the top of the base 1, the piston cylinder 9 is slidably mounted in the hydraulic cylinder 8, one end of the piston rod 11 is connected to the piston cylinder 9, the other end of the piston rod 11 is fixedly connected to the guide block 6, the hydraulic pipe 10 is communicated with the hydraulic cylinder 8, the branch liquid supply unit is communicated with the hydraulic pipe 10, the branch liquid supply unit includes a first liquid supply pipe 12, a first liquid supply valve 13, a second liquid supply pipe 14, a second liquid supply valve 15, a third liquid supply pipe 16, and a third liquid supply valve 17, the first liquid supply pipe 12, the second liquid supply pipe 14, and the third liquid supply pipe 16 are all communicated with the hydraulic pipe 10, the first liquid supply valve 13 is disposed on the first liquid supply pipe 12, the second liquid supply valve 15 is arranged on the second liquid supply pipe 14, the third liquid supply pipe 16 is arranged on the second liquid supply valve 15, and the lifting driving mechanism is arranged for lifting the materials.
In this embodiment, a plurality of bottom support grooves 2 are formed in the top of the base 1, bottom support blocks 3 are slidably mounted in the bottom support grooves 2, and the bottom support blocks 3 are connected with corresponding bottom support plates 4.
In this embodiment, the bottom of the material placing plate 28 is provided with a plurality of top supporting grooves 20, the top supporting grooves 20 are slidably mounted with top supporting blocks 21, and the top supporting blocks 21 are connected with corresponding top supporting plates 19.
In this embodiment, a forward sliding block 25 is slidably mounted in the forward sliding groove 23, the forward sliding block 25 is in threaded connection with the forward screw rod 24, the forward sliding block 25 is connected with the forward pushing plate 26, oblique sliding blocks 30 are slidably mounted in both the two oblique sliding grooves 27, the oblique sliding blocks 30 are in threaded connection with the outer sides of the oblique screw rods 29, and the oblique sliding blocks 30 are connected with corresponding oblique pushing plates 31.
In this embodiment, the material placing plate 28 is provided with a cavity 32, one end of the forward screw rod 24 extends into the support cavity 32 and is fixedly provided with a first bevel gear 33, the two oblique screw rods 29 extend into the cavity 32 and are fixedly provided with second bevel gears 34, and the two second bevel gears 34 are engaged with the first bevel gear 33.
In this embodiment, the top of the material placing plate 28 is provided with a pressure sensor 36, the pressure sensor 36 is connected with an overpressure alarm, the inner sides of the forward pushing plate 26 and the two oblique pushing plates 31 are both provided with a stable pressure sensor 35, and the stable pressure sensor 35 is connected with the stable pressure alarm.
In the embodiment, when the device is used, the electrical equipment is powered on, the materials are placed on the top of the material placing plate 28, the pressure sensor 36 senses the pressure of the materials and transmits the pressure to the central control module, the pressure of the materials is marked as G, meanwhile, the servo motor 22 is started, the servo motor 22 drives the forward screw rod 24 to rotate, the forward screw rod 24 drives the two inclined screw rods 29 through the first bevel gear 33 and the two second bevel gears 34, the forward screw rod 24 drives the forward sliding block 25 to slide in the forward sliding groove 23, the forward sliding block 25 drives the forward extrusion plate 26 to be close to the materials, the inclined screw rod 29 drives the inclined sliding block 30 to slide in the inclined sliding groove 27, the inclined sliding block 30 drives the inclined extrusion plate 31 to be close to the materials, the materials are fixed through the forward extrusion plate 26 and the two inclined extrusion plates 31, the pressure for extruding the materials is transmitted through the stable pressure sensor 35, and after the extrusion is stable, the stable pressure alarm gives out 3-5 alarms, meanwhile, the servo motor 22 is stopped, and a basic value G1 of material lifting is set;
when the actual pressure value G of the material is less than or equal to the preset value G1, the first liquid supply valve 13 is opened, hydraulic pressure is introduced into the hydraulic cylinder 8 through the liquid pump and the first liquid supply pipe 12, the piston cylinder 9 is extruded to push the piston rod 11 to move, the piston rod 11 pushes the guide block 6 to move, the guide block 6 pulls the two bottom support plates 4 to approach each other through the two inclined rods 7, the two bottom support plates 4 are folded through the plurality of folding support rods 18 to push the material placing plate 28 to move upwards, the material placing plate 28 lifts the material, when the lifting height is too high, the gravitational potential energy of the material is increased, a larger lifting force is needed, the third liquid supply valve 17 is opened, liquid is supplied through the third liquid supply pipe 16 to increase the internal pressure of the hydraulic cylinder 8, and the lifting and the height control of the material can be carried out;
when the actual pressure value G of the material is greater than the preset value G1, the two liquid pumps, the first liquid supply valve 13 and the second liquid supply valve 15 are opened simultaneously, and the first liquid supply pipe 12 and the second liquid supply pipe 14 introduce hydraulic pressure into the hydraulic cylinder 8 simultaneously, so that the lifting pressure is increased; after lifting is completed, the servo motor 22 is started reversely, the fixation of the materials is released, the materials are taken down, and the liquid pump is started reversely, so that the material placing plate 28 moves downwards to reset.
Example two
Referring to fig. 1-7, a hydraulic oil lifting device control system comprises a central control module, an alarm module, a material stabilizing module and a hydraulic lifting module are connected to the central control module, the alarm module comprises an overpressure alarm and a stabilizing pressure alarm, the hydraulic lifting module comprises a base 1, a lifting driving mechanism, two bottom supporting plates 4, a folding supporting rod 18 and two top supporting plates 19, the lifting driving mechanism is arranged on the top of the base 1, the two bottom supporting plates 4 are symmetrically and slidably mounted on the top of the base 1, the lifting driving mechanism is in transmission connection with the two bottom supporting plates 4, the folding supporting rods 18 are in mutual rotation connection, the bottom ends of the folding supporting rods 18 are in rotation connection with the corresponding two bottom supporting plates 4, the bottom ends of the folding supporting rods 18 are in rotation connection with the corresponding top supporting plates 19, and the two top supporting plates 19 are both in sliding connection with the bottom of the material stabilizing module, the firm module of material includes servo motor 22, forward lead screw 24, forward pushes away crowded board 26, the board 28 is placed to the material, two slant lead screws 29, two slant push away crowded board 31, the top of folding bracing piece 18 is placed the bottom of board 28 with the material and is rotated and be connected, forward spout 23 and two slant spouts 27 have been seted up at the top that board 28 was placed to the material, forward lead screw 24 rotates and installs in forward spout 23, forward pushes away crowded board 26 and 24 looks adaptations of forward lead screw, two slant lead screws 29 rotate with two slant spouts 27 and are connected, two slantwise push away crowded board 31 and two slant lead screw 29 looks adaptations, servo motor 22's output shaft links to each other with forward lead screw 24's end.
In this embodiment, guide way 5 has been seted up to base 1's bottom, and slidable mounting has guide block 6 in guide way 5, and the both sides of guide block 6 are all rotated and are installed down tube 7, and down tube 7 rotates with the bottom sprag board 4 that corresponds and is connected.
In this embodiment, the lift driving mechanism includes a hydraulic cylinder 8, a piston cylinder 9, a hydraulic pipe 10, a piston rod 11, and a branch liquid supply unit, the hydraulic cylinder 8 is disposed on the top of the base 1, the piston cylinder 9 is slidably mounted in the hydraulic cylinder 8, one end of the piston rod 11 is connected to the piston cylinder 9, the other end of the piston rod 11 is fixedly connected to the guide block 6, the hydraulic pipe 10 is communicated with the hydraulic cylinder 8, the branch liquid supply unit is communicated with the hydraulic pipe 10, the branch liquid supply unit includes a first liquid supply pipe 12, a first liquid supply valve 13, a second liquid supply pipe 14, a second liquid supply valve 15, a third liquid supply pipe 16, and a third liquid supply valve 17, the first liquid supply pipe 12, the second liquid supply pipe 14, and the third liquid supply pipe 16 are all communicated with the hydraulic pipe 10, the first liquid supply valve 13 is disposed on the first liquid supply pipe 12, the second liquid supply valve 15 is arranged on the second liquid supply pipe 14, the third liquid supply pipe 16 is arranged on the second liquid supply valve 15, and the lifting driving mechanism is arranged for lifting the materials.
In this embodiment, a plurality of bottom support grooves 2 are formed in the top of the base 1, bottom support blocks 3 are slidably mounted in the bottom support grooves 2, and the bottom support blocks 3 are connected with corresponding bottom support plates 4.
In this embodiment, the bottom of the material placing plate 28 is provided with a plurality of top supporting grooves 20, the top supporting grooves 20 are slidably mounted with top supporting blocks 21, and the top supporting blocks 21 are connected with corresponding top supporting plates 19.
In this embodiment, a forward sliding block 25 is slidably mounted in the forward sliding groove 23, the forward sliding block 25 is in threaded connection with the forward screw rod 24, the forward sliding block 25 is connected with the forward pushing plate 26, oblique sliding blocks 30 are slidably mounted in both the two oblique sliding grooves 27, the oblique sliding blocks 30 are in threaded connection with the outer sides of the oblique screw rods 29, and the oblique sliding blocks 30 are connected with corresponding oblique pushing plates 31.
In this embodiment, the material placing plate 28 is provided with a cavity 32, one end of the forward screw rod 24 extends into the support cavity 32 and is fixedly provided with a first bevel gear 33, the two oblique screw rods 29 extend into the cavity 32 and are fixedly provided with second bevel gears 34, and the two second bevel gears 34 are engaged with the first bevel gear 33.
In this embodiment, the top of the material placing plate 28 is provided with a pressure sensor 36, the pressure sensor 36 is connected with an overpressure alarm, the inner sides of the forward pushing plate 26 and the two oblique pushing plates 31 are both provided with a stable pressure sensor 35, and the stable pressure sensor 35 is connected with the stable pressure alarm.
In this embodiment, be provided with the electrically conductive unit of pressure boost on the hydraulic cylinder 8, alarm module still includes the altitude alarm, the electrically conductive unit of pressure boost includes insulating shell 37, insulating board 38, bridge conductor 39, the extrusion stem 40, extension spring 41 and conducting block 42, insulating shell 37 sets up the outside at hydraulic cylinder 8, insulating board 38 slidable mounting is in insulating shell 37, bridge conductor 39 sets up on the inner wall of insulating shell 37, conducting block 42 is two and all links to each other with insulating board 38, two conducting block 42 all with bridge conductor 39 looks adaptations, the one end of extension spring 41 links to each other with insulating board 38, the other end of extension spring 41 links to each other with the outside of hydraulic cylinder 8, the one end of extrusion stem 40 links to each other with insulating board 38, the tip of extrusion stem 40 extends to in the hydraulic cylinder 8.
In this embodiment, the second embodiment is different from the first embodiment in that: when the lifting height is high, the piston cylinder 9 slides in the hydraulic cylinder 8, the piston cylinder 9 pushes the extrusion rod 40 to move, the extrusion rod 40 drives the insulation plate 38 to move, the insulation plate 38 drives the tension spring 41 to deform and simultaneously drives the insulation plate 38 to move, the insulation plate 38 drives the two conductive blocks 42 to contact with the bridge conductor 39, and the height alarm gives an alarm to remind that the lifting height is high and the lifting hydraulic pressure needs to be increased.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A hydraulic oil lifting device control system comprises a central control module, wherein an alarm module, a material stabilizing module and a hydraulic lifting module are connected to the central control module, the alarm module comprises an overvoltage alarm and a stabilizing pressure alarm, and is characterized in that the hydraulic lifting module comprises a base (1), a lifting driving mechanism, two bottom supporting plates (4), a folding supporting rod (18) and two top supporting plates (19), the lifting driving mechanism is arranged at the top of the base (1), the two bottom supporting plates (4) are symmetrically and slidably mounted at the top of the base (1), the lifting driving mechanism is in transmission connection with the two bottom supporting plates (4), the folding supporting rods (18) are in mutual rotating connection, the bottom ends of the folding supporting rods (18) are in rotating connection with the two corresponding bottom supporting plates (4), and the bottom ends of the folding supporting rods (18) are in rotating connection with the corresponding top supporting plates (19), the two top supporting plates (19) are both connected with the bottom of the material stabilizing module in a sliding way, the material stabilizing module comprises a servo motor (22), a positive screw rod (24) and a positive pushing and extruding plate (26), the material is placed board (28), two slant lead screws (29), two slant push plate (31), the top of folding bracing piece (18) is placed the bottom of board (28) with the material and is rotated and be connected, forward spout (23) and two slant spout (27) have been seted up at the top that board (28) were placed to the material, forward lead screw (24) are rotated and are installed in forward spout (23), forward push plate (26) and forward lead screw (24) looks adaptation, two slant lead screws (29) are rotated with two slant spout (27) and are connected, two slant push plate (31) and two slant lead screw (29) looks adaptations, the output shaft of servo motor (22) links to each other with the end of forward lead screw (24).
2. The hydraulic oil lifting device control system according to claim 1, wherein a guide groove (5) is formed in the bottom of the base (1), a guide block (6) is slidably mounted in the guide groove (5), oblique rods (7) are rotatably mounted on both sides of the guide block (6), and the oblique rods (7) are rotatably connected with the corresponding bottom support plate (4).
3. The hydraulic oil lifting device control system according to claim 2, wherein the lifting driving mechanism comprises a hydraulic cylinder (8), a piston cylinder (9), a hydraulic pipe (10), a piston rod (11) and a branch liquid supply unit, the hydraulic cylinder (8) is arranged at the top of the base (1), the piston cylinder (9) is slidably mounted in the hydraulic cylinder (8), one end of the piston rod (11) is connected with the piston cylinder (9), the other end of the piston rod (11) is fixedly connected with the guide block (6), the hydraulic pipe (10) is communicated with the hydraulic cylinder (8), and the branch liquid supply unit is communicated with the hydraulic pipe (10).
4. The hydraulic oil lifting device control system according to claim 3, wherein the branch liquid supply unit comprises a first liquid supply pipe (12), a first liquid supply valve (13), a second liquid supply pipe (14), a second liquid supply valve (15), a third liquid supply pipe (16) and a third liquid supply valve (17), the first liquid supply pipe (12), the second liquid supply pipe (14) and the third liquid supply pipe (16) are all communicated with the hydraulic pipe (10), the first liquid supply pipe (12), the second liquid supply pipe (14) and the third liquid supply pipe (16) are all communicated with a liquid pump, the first liquid supply valve (13) is arranged on the first liquid supply pipe (12), the second liquid supply valve (15) is arranged on the second liquid supply pipe (14), and the third liquid supply pipe (16) is arranged on the second liquid supply valve (15).
5. The hydraulic oil lifting device control system according to claim 1, wherein the top of the base (1) is provided with a plurality of bottom support grooves (2), the bottom support grooves (2) are internally provided with bottom support blocks (3) in a sliding manner, and the bottom support blocks (3) are connected with corresponding bottom support plates (4).
6. The hydraulic oil lifting device control system according to claim 1, wherein the bottom of the material placing plate (28) is provided with a plurality of top supporting grooves (20), the top supporting grooves (20) are internally provided with top supporting blocks (21) in a sliding manner, and the top supporting blocks (21) are connected with corresponding top supporting plates (19).
7. The hydraulic oil lifting device control system according to claim 1, wherein a forward slide block (25) is slidably mounted in the forward sliding groove (23), the forward slide block (25) is in threaded connection with the forward screw rod (24), and the forward slide block (25) is connected with the forward pushing plate (26).
8. The hydraulic oil lifting device control system according to claim 1, wherein an oblique sliding block (30) is slidably mounted in each of the two oblique sliding chutes (27), the oblique sliding block (30) is connected to the outer side of the oblique screw rod (29) in a threaded manner, and the oblique sliding block (30) is connected to the corresponding oblique pushing plate (31).
9. The hydraulic oil lifting device control system according to claim 1, wherein the material placing plate (28) is provided with a cavity (32), one end of the forward screw rod (24) extends into the support cavity (32) and is fixedly provided with a first bevel gear (33), the two oblique screw rods (29) extend into the cavity (32) and are fixedly provided with second bevel gears (34), and the two second bevel gears (34) are engaged with the first bevel gears (33).
10. The hydraulic oil lifting device control system according to claim 1, wherein a pressure sensor (36) is arranged at the top of the material placing plate (28), the pressure sensor (36) is connected with an overpressure alarm, a stabilizing pressure sensor (35) is arranged at each of the inner sides of the forward pushing plate (26) and the two inclined pushing plates (31), and the stabilizing pressure sensor (35) is connected with the stabilizing pressure alarm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111194423.8A CN113845059A (en) | 2021-10-13 | 2021-10-13 | Hydraulic oil lifting device control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111194423.8A CN113845059A (en) | 2021-10-13 | 2021-10-13 | Hydraulic oil lifting device control system |
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| CN113845059A true CN113845059A (en) | 2021-12-28 |
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| CN202111194423.8A Withdrawn CN113845059A (en) | 2021-10-13 | 2021-10-13 | Hydraulic oil lifting device control system |
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| US20140248114A1 (en) * | 2013-03-04 | 2014-09-04 | Henry Sawyer | Lifting device for conveyor equipped vehicle and method thereof |
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Application publication date: 20211228 |
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