CN114476919A - Hydraulic control heavy machinery lifting device - Google Patents

Hydraulic control heavy machinery lifting device Download PDF

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Publication number
CN114476919A
CN114476919A CN202210158615.1A CN202210158615A CN114476919A CN 114476919 A CN114476919 A CN 114476919A CN 202210158615 A CN202210158615 A CN 202210158615A CN 114476919 A CN114476919 A CN 114476919A
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CN
China
Prior art keywords
plate
outer end
hook
heavy machinery
rod
Prior art date
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Withdrawn
Application number
CN202210158615.1A
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Chinese (zh)
Inventor
周曲珠
张立新
冯蓉珍
李俊杰
王强
黄英
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Suzhou Institute of Trade and Commerce
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Suzhou Institute of Trade and Commerce
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Application filed by Suzhou Institute of Trade and Commerce filed Critical Suzhou Institute of Trade and Commerce
Priority to CN202210158615.1A priority Critical patent/CN114476919A/en
Publication of CN114476919A publication Critical patent/CN114476919A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
    • B66C1/122—Sling or load protectors
    • 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
    • B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
    • B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
    • B66F7/18—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks by a single central jack
    • 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
    • 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
    • F15B13/023—Excess flow valves, e.g. for locking cylinders in case of hose burst
    • 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
    • F15B13/027—Check valves

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention discloses a hydraulic control heavy machinery lifting device, wherein a tightening mechanism is arranged at the middle position of the bottom end of an installation frame, and comprises a hydraulic cylinder, a placing plate, a support plate, a placing groove, a rotating rod, a limiting wheel, a first hook rope, a first guide rod, a second guide rod, a tension spring, a limiting plate, a second hook rope, a motor, a connecting rod, a fixing plate, a hook plate, an embedding hole and a partition plate, the first hook rope and the second hook rope are conveniently connected with the connecting rod through the hook plate and the embedding hole, the first guide rod and the second guide rod are matched to conveniently guide the first hook rope, the first hook rope and the second hook rope are conveniently connected with the outer end of the heavy machinery through a plurality of hook ropes, the first hook rope and the second hook rope are driven to be bundled through the motor, so that the heavy machinery is conveniently limited on the placing plate, the stability during conveying is kept, the partition plate is matched to conveniently and neatly wind the first hook rope and the second hook rope, thereby making the heavy machinery smooth when transporting.

Description

Hydraulic control heavy machinery lifting device
Technical Field
The invention relates to the technical field of heavy machinery, in particular to a hydraulic control heavy machinery lifting device.
Background
Heavy machinery generally refers to construction machinery, such as a tower crane, a static pile press, a construction elevator, a submersible drilling machine, a concrete mixing station, a crawler excavator, a crawler dozer, a crawler crane, a diesel pile driver, a road roller, a turntable drilling machine, a high-speed winch, a vibration pile driver, a high-pressure rotary pile jetting machine and a concrete mixer, and is common construction equipment, and parts are often damaged when the heavy machinery works for a long time, and a lifting device is needed to lift a certain part in the heavy machinery for maintenance or repair;
however, in the existing hydraulic control heavy machinery lifting device, because the bottom surface of part of the components is uneven, and an assembly for restricting the external part of the heavy machinery is lacked, so that the heavy machinery is difficult to stably place on the placing table, for these situations, in order to avoid the above technical problems, it is necessary to provide a hydraulic control heavy machinery lifting device to overcome the defects in the prior art.
Disclosure of Invention
The invention provides a hydraulic control heavy machinery lifting device which can effectively solve the problem that the lifting device is difficult to stably place on a placing table due to the fact that the bottom surfaces of parts are uneven and assemblies for restraining the outer part of a heavy machinery part are lacked.
In order to achieve the purpose, the invention provides the following technical scheme: a hydraulic control heavy machinery lifting device comprises a mounting frame and a tightening mechanism, wherein a plurality of first hook ropes and second hook ropes are driven by a motor to limit heavy machinery on a placing plate, so that the stability of the heavy machinery during conveying is kept;
when the limiting hole is aligned with the oil conveying pipe, the speed of oil conveying is facilitated to be reduced, so that the oil inlet and outlet operation of the hydraulic cylinder is changed, the placing plate is slowly lifted, and the safety of heavy machinery during conveying is improved;
the auxiliary limiting mechanism rotates the rotating shaft, so that the rotating shaft drives the moving plate to move, the moving plate drives the fixing frame to fill the gap, and the outer end of the heavy machinery is supported conveniently.
Preferably, a tightening mechanism is installed in the middle of the bottom end of the mounting frame and comprises a hydraulic cylinder, a placing plate, a supporting plate, a placing groove, a rotating rod, a limiting wheel, a first hook rope, a first guide rod, a second guide rod, a tension spring, a limiting plate, a second hook rope, a motor, a connecting rod, a fixing plate, a hook plate, an embedding hole and a partition plate;
the hydraulic cylinder is installed at the middle position of the bottom end of the mounting frame, the output end of the hydraulic cylinder is connected with a placing plate through screws, supporting plates are welded at the positions of four side sides of the top end of the placing plate, a placing groove is formed in the position of the middle position of the top end of the supporting plate, a rotating rod is rotatably embedded in the position of the middle position of the inner wall of the placing groove, limiting wheels are symmetrically and fixedly sleeved at the outer end of the rotating rod, two symmetrical outer ends of the rotating rod are slidably connected with a first hook rope, a first guide rod is welded at a position, close to one side of the outer end of the first hook rope, of one end of the rotating rod, a second guide rod is welded at a position, close to the middle position of the outer end of the first hook rope, of the placing plate, a tension spring is embedded at the position of the top of the outer end of the second guide rod, and a limiting plate is fixedly connected to the bottom end of the tension spring;
the dwang outer end sliding connection has the second hook rope in addition two symmetries, the backup pad outer end is close to second hook rope outer end one side position department and installs the motor, motor output shaft end is connected with the connecting rod, connecting rod outer end both sides are close to first hook rope and second hook rope one side position department and all weld the fixed plate, fixed plate one end middle part position department welding has the hook plate, first hook rope and second hook rope outer end are close to the hook plate outer end and have seted up the embedding hole, connecting rod outer end middle part position department fixed cover has connect the baffle, motor input and external power source output electric connection.
Preferably, the outer end of the second guide rod is tightly attached to the outer end of the first hook rope, and the outer end of the limiting plate is slidably sleeved at the outer end of the second guide rod.
Preferably, the inner part of the embedding hole is matched with the outer ends of the hook plates, and the partition plate is located between the two hook plates.
Preferably, the outer ends of the oil conveying holes at the outer ends of the hydraulic cylinders are all provided with adjusting mechanisms, and each adjusting mechanism comprises an oil conveying pipe, a movable box, a connecting pipe, a moving hole, a rubber rod, a connecting plate, a rotating groove, a rotating shaft, a rotating plate, a guide hole, a limiting hole and a supporting rod;
the equal fixedly connected with of pneumatic cylinder outer end oil delivery hole outer end is defeated oil pipe, defeated oil pipe outer end one side position department slides and has cup jointed the movable box, defeated oil pipe outer end is close to the inside fixedly connected with connecting pipe of movable box, movable box both sides end middle part position department has all seted up the removal hole, the connecting pipe outer end is close to the inside rubber pole that bonds of removal hole, connecting pipe one end bonds there is the connecting plate, the inside middle part position department of connecting plate has seted up the rotation groove, connecting plate one end middle part position department rotates the embedding and has had the pivot, the pivot outer end is located the rotation inslot portion and rotates the joint and have the rotor plate, rotor plate one end top position department has seted up the guiding hole, and rotor plate one end bottom position department equidistance has seted up the restriction hole, the welding of mounting bracket one end has the bracing piece.
Preferably, the inner diameter of the guide hole is the same as that of the oil conveying pipe, and the connecting plate is fixedly embedded in the outer end of the connecting pipe.
Preferably, the bottom end of the supporting rod is welded to the top end of one movable box, and the two movable boxes are connected through the supporting rod.
Preferably, an auxiliary limiting mechanism is installed in the middle of the top end of the mounting frame, and the auxiliary limiting mechanism comprises a sliding chute, a sliding plate, an L-shaped plate, a rotating shaft, a moving plate, an extending plate, a fixing frame, a sliding chute, a telescopic spring and a limiting plate;
the spout has been seted up to mounting bracket top middle part position department, the inside slip embedding of spout has the slide, the welding of slide top end lateral position department has the L template, L template one end lateral position department screw thread embedding has the pivot, pivot one end is rotated through the bearing frame and is connected with the movable plate, the equal welding of movable plate one end both sides position department has the extension board, the welding of extension board one end has the mount, the sliding tray has been seted up to mount top surface middle part position department, the embedding of sliding tray inner wall top position department has expanding spring, the welding of expanding spring one end has the limiting plate.
Preferably, the radian of one end face of the sliding plate is the same as that of the inner wall of the sliding groove, and the outer end of the rotating shaft penetrates through the positions of two sides of one end of the L-shaped plate.
Preferably, the outer end of the limiting plate is matched with the inside of the sliding groove, and a gap is reserved between the bottom surface of the fixing frame and the top surface of the mounting frame.
Preferably, the hydraulic drive system of the hydraulic cylinder includes: the hydraulic oil source, the three-position four-way Y-shaped electromagnetic reversing valve, the hydraulic control one-way valve, the one-way throttle valve, the connecting pipe fitting and the oil tank device;
the three-position four-way Y-shaped electromagnetic directional valve comprises four oil ports P, T, A, B;
the pilot operated check valve comprises A, B, X ports;
the one-way throttle valve comprises A, B ports;
the oil source device is connected with a P port of the three-position four-way Y-shaped electromagnetic directional valve, an A port of the three-position four-way Y-shaped electromagnetic directional valve is connected with an A port of the hydraulic control one-way valve through a connecting pipe fitting, an A port of the one-way throttle valve is connected with a B port of the hydraulic control one-way valve through a connecting pipe fitting, a B port of the one-way throttle valve is connected with a lower cavity of the hydraulic cylinder through a connecting pipe fitting, an upper cavity of the hydraulic cylinder is connected with the B port of the three-position four-way Y-shaped electromagnetic directional valve through a connecting pipe fitting, a T port of the three-position four-way Y-shaped electromagnetic directional valve is connected with the oil tank device through a connecting pipe fitting, and a control oil port X of the hydraulic control one-way valve is connected with the B port of the three-position four-way Y-shaped electromagnetic directional valve through a connecting pipe fitting.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:
1. be provided with the mechanism that tightens, through hook plate and embedding hole, make things convenient for first hook rope and second hook rope to be connected with the connecting rod, and can be convenient for the limiting plate through the extension spring and remove, so that restrict the position of first hook rope, cooperate first guide bar and second guide bar, be convenient for lead to first hook rope, simultaneously through a plurality of hook ropes, be convenient for be connected with heavy machinery outer end, and through the motor, be convenient for receive first hook rope and second hook rope and restraint, so that conveniently place the board with heavy machinery restriction, stability when keeping carrying, the cooperation baffle, be convenient for to the orderly rolling of first hook rope and second hook rope, with this steady when making heavy machinery carry.
2. Be provided with adjustment mechanism, through the bracing piece, be convenient for restrict the position of two movable boxes, and through removing hole and rubber pole, it is convenient when the oil feed, be convenient for restrict defeated oil pipe's position, avoid defeated oil pipe to rock at will, simultaneously through the pivot, be convenient for adjust the position of rotor plate, when restriction hole aligns with defeated oil pipe, be convenient for slow down the speed of oil transportation, thereby make the pneumatic cylinder advance oil outlet operation step change, make and place the slow promotion of board, improve the security when heavy machinery carries, avoid the velocity of flow of oil too fast, cause the influence to the work of pneumatic cylinder.
3. Be provided with supplementary limiting mechanism, because part heavy machinery bottom unevenness, be difficult to place, so can be convenient for remove the position of slide through the spout, make things convenient for the mount to remove according to heavy machinery and the clearance of placing between the board, through the pivot, be convenient for remove the position of movable plate, make the mount fill the clearance, and through the limiting plate, conveniently be connected with the heavy machinery outer end, cooperation sliding tray and expanding spring, be convenient for extrude the position of limiting plate, when being convenient for to support the heavy machinery outer end with this, keep the stability of heavy machinery.
In conclusion, the tightening mechanism and the auxiliary limiting mechanism can conveniently support the outer end and the bottom of the heavy machinery which is difficult to place, so that the heavy machinery has higher stability when being lifted.
Through tightening mechanism and adjustment mechanism for when lifting heavy machinery, the cooperation is to the control of hydraulic oil flow, makes to place the board and can be more steady at the promotion in-process, keeps improving the security when promoting heavy machinery.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the mounting structure of the second guide bar of the present invention;
FIG. 3 is a schematic view of the mounting structure of the limiting plate of the present invention;
FIG. 4 is a schematic view of the installation structure of the second leader of the present invention;
FIG. 5 is a schematic view of the mounting structure of the connection plate of the present invention;
FIG. 6 is a schematic view of the mounting structure of the connection plate of the present invention;
FIG. 7 is a schematic view of the mounting structure of the pivotal plate of the present invention;
FIG. 8 is a schematic view of the mounting structure of the limiting plate of the present invention;
FIG. 9 is a schematic diagram of the hydraulic drive system for the cylinders of the present invention;
reference numbers in the figures: 1. a mounting frame;
2. a tightening mechanism; 201. a hydraulic cylinder; 202. placing the plate; 203. a support plate; 204. a placement groove; 205. rotating the rod; 206. a limiting wheel; 207. a first hook cord; 208. a first guide bar; 209. a second guide bar; 210. a tension spring; 211. a limiting plate; 212. a second hook cord; 213. a motor; 214. a connecting rod; 215. a fixing plate; 216. a hook plate; 217. an insertion hole; 218. a partition plate;
3. an adjustment mechanism; 301. an oil delivery pipe; 302. a movable box; 303. a connecting pipe; 304. moving the hole; 305. a rubber rod; 306. a connecting plate; 307. a rotating groove; 308. a rotating shaft; 309. a rotating plate; 310. a guide hole; 311. a limiting aperture; 312. a support bar;
4. an auxiliary limiting mechanism; 401. a chute; 402. a slide plate; 403. an L-shaped plate; 404. a rotating shaft; 405. moving the plate; 406. an extension plate; 407. a fixed mount; 408. a sliding groove; 409. a tension spring; 410. a limiting plate;
5. a hydraulic drive system; 501. a source of hydraulic oil; 502. a three-position four-way Y-shaped electromagnetic directional valve; 503. a hydraulic control check valve; 504. a one-way throttle valve; 505. connecting pipe fittings; 506. an oil tank device.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1 to 9, the present invention provides a technical solution, a hydraulic control heavy machinery lifting device, which includes a mounting frame 1 and a tightening mechanism 2, and a plurality of first hook ropes 207 and second hook ropes 212 are driven by a motor 213 to restrain heavy machinery on a placing plate 202, so as to maintain stability of the heavy machinery during transportation;
the middle position of the bottom end of the mounting rack 1 is provided with a tightening mechanism 2, the tightening mechanism 2 comprises a hydraulic cylinder 201, a placing plate 202, a supporting plate 203, a placing groove 204, a rotating rod 205, a limiting wheel 206, a first hook rope 207, a first guide rod 208, a second guide rod 209, a tension spring 210, a limiting plate 211, a second hook rope 212, a motor 213, a connecting rod 214, a fixing plate 215, a hook plate 216, an embedding hole 217 and a partition plate 218;
the middle position of the bottom end of the mounting frame 1 is provided with a hydraulic cylinder 201, the output end of the hydraulic cylinder 201 is connected with a placing plate 202 through screws, four side positions of the top end of the placing plate 202 are welded with supporting plates 203, the middle position of the top end of the supporting plate 203 is provided with a placing groove 204, the middle position of the inner wall of the placing groove 204 is rotatably embedded with a rotating rod 205, the outer ends of the rotating rod 205 are symmetrically and fixedly sleeved with limiting wheels 206, the outer ends of the two symmetrical rotating rods 205 are slidably connected with a first hook rope 207, one end of the rotating rod 205 is welded with a first guide rod 208 at a position close to one side of the outer end of the first hook rope 207, the top end of the placing plate 202 is welded with a second guide rod 209 at a position close to the middle position of the outer end of the first hook rope 207, the top position of the outer end of the second guide rod 209 is embedded with a tension spring 210, the bottom end of the tension spring 210 is fixedly connected with a limiting plate 211 for guiding the position of the first hook rope 207, the outer end of the second guide rod 209 is tightly attached to the first hook rope 207, the outer end of the limiting plate 211 is slidably sleeved at the outer end of the second guide rod 209;
the outer ends of the two symmetrical rotating rods 205 are slidably connected with a second hook rope 212, a motor 213 is mounted at the position, close to one side of the outer end of the second hook rope 212, of the outer end of the supporting plate 203, the output shaft end of the motor 213 is connected with a connecting rod 214, fixing plates 215 are welded at the positions, close to one sides of the first hook rope 207 and the second hook rope 212, of the two sides of the outer end of the connecting rod 214, a hook plate 216 is welded at the middle position of one end of each fixing plate 215, an embedding hole 217 is formed in the outer ends of the first hook rope 207 and the second hook rope 212, a partition plate 218 is fixedly connected at the middle position of the outer end of the connecting rod 214, the first hook rope 207 and the second hook rope 212 can be wound neatly, the inside of the embedding hole 217 is matched with the outer end of the hook plate 216, the partition plate 218 is located between the two hook plates 216, and the input end of the motor 213 is electrically connected with the output end of an external power supply.
Wherein the hydraulic drive system 5 of the hydraulic cylinder 201 comprises: a hydraulic oil source 501, a three-position four-way Y-shaped electromagnetic directional valve 502, a hydraulic control one-way valve 503, a one-way throttle valve 504, a connecting pipe 505 and an oil tank device 506,
the three-position, four-way "Y" shaped solenoid directional valve 502 includes four ports P, T, A, B;
the pilot-controlled check valve 503 comprises ports A1, B1 and X;
the one-way throttle valve 504 includes ports a2, B2;
the oil source device 501 is connected with a P port of the three-position four-way Y-shaped electromagnetic directional valve 502, an A port of the three-position four-way Y-shaped electromagnetic directional valve 502 is connected with an A1 port of the pilot-operated check valve 503 through a connecting pipe 505, an A2 port of the check throttle valve 504 is connected with a B1 port of the pilot-operated check valve 503 through the connecting pipe 505, a B2 port of the check throttle valve 504 is connected with a lower cavity of the hydraulic cylinder 201 through the connecting pipe 505, an upper cavity of the hydraulic cylinder 201 is connected with a B port of the three-position four-way Y-shaped electromagnetic directional valve 502 through the connecting pipe 505, a T port of the three-position four-way Y-shaped electromagnetic directional valve 502 is connected with the oil tank device 506 through the connecting pipe 505, and a control oil port X of the pilot-operated check valve is connected with the B port of the three-position four-way Y-shaped electromagnetic directional valve 502 through the connecting pipe 505.
When the electromagnet 1YA of the three-position four-way "Y" type electromagnetic directional valve 502 is energized, the hydraulic cylinder 201 jacks up the weight outward, the moving speed of the weight can be adjusted by the one-way throttle valve 504, and the weight is kept at any position by the hydraulic control one-way valve 503 and the three-position four-way "Y" type electromagnetic directional valve 502.
When the limiting hole 311 is aligned with the oil pipeline 301, the adjusting mechanism 3 is convenient for slowing down the oil transportation speed, so that the oil inlet and outlet operation of the hydraulic cylinder 201 is changed, the placing plate 202 is slowly lifted, and the safety of heavy machinery during transportation is improved;
the outer ends of the oil conveying holes at the outer ends of the hydraulic cylinders 201 are all provided with adjusting mechanisms 3, and each adjusting mechanism 3 comprises an oil conveying pipe 301, a movable box 302, a connecting pipe 303, a moving hole 304, a rubber rod 305, a connecting plate 306, a rotating groove 307, a rotating shaft 308, a rotating plate 309, a guide hole 310, a limiting hole 311 and a supporting rod 312;
an oil delivery pipe 301 is fixedly connected to the outer end of an oil delivery hole at the outer end of the hydraulic cylinder 201, a movable box 302 is slidably sleeved at one side position of the outer end of the oil delivery pipe 301, a connecting pipe 303 is fixedly connected to the outer end of the oil delivery pipe 301 close to the inside of the movable box 302, a moving hole 304 is formed in the middle position of the two side ends of the movable box 302, a rubber rod 305 is bonded to the outer end of the connecting pipe 303 close to the inside of the moving hole 304, a connecting plate 306 is bonded to one end of the connecting pipe 303, a rotating groove 307 is formed in the middle position of the inside of the connecting plate 306, a rotating shaft 308 is rotatably embedded in the middle position of one end of the connecting plate 306, a rotating plate 309 is rotatably clamped and connected to the outer end of the rotating groove 307, a guide hole 310 is formed in the top position of one end of the rotating plate 309, hydraulic oil can be conveniently delivered, the inner diameter of the guide hole 310 is the same as the inner diameter of the oil delivery pipe 301, the connecting plate 306 is fixedly embedded in the outer end of the connecting pipe 303, and limiting holes 311 are formed in the bottom position of one end of the rotating plate 309 at equal intervals, be convenient for adjust hydraulic oil flow, the welding of 1 limit end of mounting bracket has bracing piece 312, is convenient for restrict the position of activity case 302, and bracing piece 312 bottom welds in an activity case 302 top, is connected through bracing piece 312 between two activity cases 302.
The auxiliary limiting mechanism 4 rotates the rotating shaft 404, so that the rotating shaft 404 drives the moving plate 405 to move, and the moving plate 405 drives the fixing frame 407 to fill the gap, thereby facilitating supporting the outer end of the heavy machinery.
An auxiliary limiting mechanism 4 is installed in the middle of the top end of the mounting frame 1, and the auxiliary limiting mechanism 4 comprises a sliding groove 401, a sliding plate 402, an L-shaped plate 403, a rotating shaft 404, a moving plate 405, an extending plate 406, a fixing frame 407, a sliding groove 408, a telescopic spring 409 and a limiting plate 410;
a sliding groove 401 is arranged at the middle position of the top end of the mounting frame 1, a sliding plate 402 is embedded in the sliding groove 401 in a sliding manner, an L-shaped plate 403 is welded at the side position of the top end of the sliding plate 402, a rotating shaft 404 is embedded at the side position of one end of the L-shaped plate 403 in a threaded manner, a moving plate 405 is connected at one end of the rotating shaft 404 in a rotating manner through a bearing seat, so that the moving plate 405 can move conveniently, the radian of one end surface of the sliding plate 402 is the same as that of the inner wall of the sliding groove 401, the outer end of the rotating shaft 404 penetrates through two side positions of one end of the L-shaped plate 403, extension plates 406 are welded at two side positions of one end of the moving plate 405, a fixing frame 407 is welded at one end of the extension plates 406, so that heavy machinery can be limited conveniently, a sliding groove 408 is arranged at the middle position of the top surface of the fixing frame 407, an extension spring 409 is embedded at the top position of the inner wall of the sliding groove 408, a limiting plate 410 is welded at one end of the limiting plate 410, so that the limiting plate 410 can move conveniently, and the inner part of the sliding groove 408 is matched with the inner part of the sliding groove 408, a gap is left between the bottom surface of the fixing frame 407 and the top surface of the mounting frame 1.
The working principle and the using process of the invention are as follows: firstly, pulling the first hook rope 207 to make the outer end of the first hook rope 207 pass through the first guide rod 208 and the second guide rod 209, when passing through the second guide rod 209, the limiting plate 211 is driven by the acting force of the tension spring 210 to limit the first hook rope 207, so as to guide the first hook rope 207, then pulling the first hook rope 207 and the second hook rope 212 to make the first hook rope 207 and the second hook rope 212 drive the embedding holes 217 to be respectively connected with the two hook plates 216, so that the first hook rope 207 and the second hook rope 212 are connected with the connecting rod 214, then the plurality of hook ropes are clamped at the outer end of the heavy machinery, starting the motor 213, so that the motor 213 drives the first hook rope 207 and the second hook rope 212 to be bundled, so as to facilitate the plurality of first hook ropes 207 and the second hook rope 212 to limit the heavy machinery at the placing plate 202, starting the hydraulic cylinder 201 to make the hydraulic cylinder 201 drive the placing plate 202 to move, so as to maintain the stability of the heavy machinery during transportation, due to the action of the partition plate 218, the first hook rope 207 and the second hook rope 212 are conveniently and orderly wound, and are prevented from being twisted;
secondly, due to the action of the support rod 312, the positions of the two movable boxes 302 are convenient to be limited, when the hydraulic cylinder 201 works, hydraulic oil in the oil delivery pipe passes through the connecting pipe 303 in the movable boxes 302 when entering and flowing out, so that the connecting pipe 303 drives the rubber rod 305 to move in the moving hole 304, the position of the oil delivery pipe 301 is limited, the oil delivery pipe 301 is prevented from shaking randomly, the rotating shaft 308 is rotated, the position of the rotating plate 309 is convenient to adjust, the rotating plate 309 rotates in the connecting plate 306, when the guide hole 310 is aligned with the oil delivery pipe 301, the hydraulic oil is convenient to normally move in the oil delivery pipe 301, then the rotating shaft 308 rotates one hundred eighty degrees, when the limiting hole 311 is aligned with the oil delivery pipe 301, the oil delivery speed is convenient to slow down, the oil inlet and outlet operation of the hydraulic cylinder 201 is changed, the placing plate 202 is slowly lifted, and the flow rate of the oil is prevented from being too high, affects the operation of the hydraulic cylinder 201;
then, as the bottom end of part of heavy machinery is uneven and difficult to place, the sliding plate 402 is pulled to enable the sliding plate 402 to move inside the sliding groove 401, so that the sliding plate 402 drives the L-shaped plate 403 to move, the fixing frame 407 can move according to the gap between the heavy machinery and the placing plate 202 conveniently, the rotating shaft 404 is rotated, the rotating shaft 404 drives the moving plate 405 to move, the moving plate 405 drives the fixing frame 407 to fill the gap, when the fixing frame 407 contacts with the heavy machinery, the limiting plate 410 contacts with the outer end of the heavy machinery and slides inside the sliding groove 408, the limiting plate 410 drives the extension spring 409 to compress, due to the reaction force of the extension spring 409, the position of the limiting plate 410 can be squeezed conveniently, so that the outer end of the heavy machinery can be supported conveniently, and meanwhile, the stability of the heavy machinery can be kept.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a hydraulic control heavy machinery hoisting device which characterized in that: the heavy machinery is limited on the placing plate (202) by a plurality of first hook ropes (207) and second hook ropes (212) driven by a motor (213), so that the stability of the heavy machinery during conveying is kept;
the adjusting mechanism (3) is convenient for slowing down the oil transportation speed when the limiting hole (311) is aligned with the oil transportation pipe (301), so that the oil inlet and outlet operation of the hydraulic cylinder (201) is changed, the placing plate (202) is slowly lifted, and the safety of heavy machinery during transportation is improved;
and the auxiliary limiting mechanism (4) rotates the rotating shaft (404), so that the rotating shaft (404) drives the moving plate (405) to move, and the moving plate (405) drives the fixing frame (407) to fill the gap, thereby facilitating the support of the outer end of the heavy machinery.
2. The hydraulically controlled heavy machinery lifting device of claim 1, wherein: a tightening mechanism (2) is installed in the middle of the bottom end of the mounting frame (1), and the tightening mechanism (2) comprises a hydraulic cylinder (201), a placing plate (202), a supporting plate (203), a placing groove (204), a rotating rod (205), a limiting wheel (206), a first hook rope (207), a first guide rod (208), a second guide rod (209), a tension spring (210), a limiting plate (211), a second hook rope (212), a motor (213), a connecting rod (214), a fixing plate (215), a hook plate (216), an embedding hole (217) and a partition plate (218);
the mounting bracket is characterized in that a hydraulic cylinder (201) is installed at the middle position of the bottom end of the mounting bracket (1), a placing plate (202) is connected to the output end of the hydraulic cylinder (201) through screws, supporting plates (203) are welded at four sides of the top end of the placing plate (202), a placing groove (204) is formed in the middle position of the top end of the supporting plates (203), a rotating rod (205) is embedded at the middle position of the inner wall of the placing groove (204) in a rotating mode, limiting wheels (206) are symmetrically and fixedly sleeved at the outer end of the rotating rod (205), two symmetrical rotating rods (205) are connected with a first hook rope (207) in a sliding mode at the outer end of the rotating rod (205), a first guide rod (208) is welded at a position close to one side of the outer end of the first hook rope (207) at one end of the rotating rod (205), a second guide rod (209) is welded at a position close to the middle position of the outer end of the first hook rope (207) at the top end of the placing plate (202), and a tension spring (210) is embedded at the top position of the outer end of the second guide rod (209), the bottom end of the tension spring (210) is fixedly connected with a limiting plate (211);
in addition two symmetries dwang (205) outer end sliding connection has second hook rope (212), backup pad (203) outer end is close to second hook rope (212) outer end one side position department and installs motor (213), motor (213) output shaft end is connected with connecting rod (214), connecting rod (214) outer end both sides are close to first hook rope (207) and second hook rope (212) one side position department and all weld fixed plate (215), fixed plate (215) one end middle part position department welding has hook plate (216), first hook rope (207) and second hook rope (212) outer end are close to hook plate (216) outer end and have been seted up embedding hole (217), fixed baffle (218) of having cup jointed in connecting rod (214) outer end middle part position department, motor (213) input and external power supply output electric connection.
3. The hydraulically controlled heavy machinery lifting device of claim 2, wherein: the outer end of the second guide rod (209) is tightly attached to the outer end of the first hook rope (207), and the outer end of the limiting plate (211) is slidably sleeved on the outer end of the second guide rod (209).
4. The hydraulically controlled heavy machinery lifting device of claim 2, wherein: the inner part of the embedding hole (217) is matched with the outer end of the hook plate (216), and the partition plate (218) is positioned between the two hook plates (216).
5. The hydraulically controlled heavy machinery lifting device of claim 2, wherein: the outer ends of oil conveying holes in the outer ends of the hydraulic cylinders (201) are respectively provided with an adjusting mechanism (3), and each adjusting mechanism (3) comprises an oil conveying pipe (301), a movable box (302), a connecting pipe (303), a moving hole (304), a rubber rod (305), a connecting plate (306), a rotating groove (307), a rotating shaft (308), a rotating plate (309), a guide hole (310), a limiting hole (311) and a supporting rod (312);
the oil conveying pipe (301) is fixedly connected to the outer end of the hydraulic cylinder (201), the movable box (302) is sleeved at the position of one side of the outer end of the oil conveying pipe (301) in a sliding mode, the outer end of the oil conveying pipe (301) is close to the inner portion of the movable box (302) and is fixedly connected with a connecting pipe (303), the middle position of the two ends of the movable box (302) is provided with a movable hole (304), the outer end of the connecting pipe (303) is close to the inner portion of the movable hole (304) and is bonded with a rubber rod (305), one end of the connecting pipe (303) is bonded with a connecting plate (306), the middle position of the inner portion of the connecting plate (306) is provided with a rotating groove (307), the middle position of one end of the connecting plate (306) is rotatably embedded with a rotating shaft (308), the outer end of the rotating shaft (308) is located inside the rotating groove (307) and is rotatably clamped with a rotating plate (309), and the top position of one end of the rotating plate (309) is provided with a guide hole (310), and limiting holes (311) are formed in the bottom position of one end of the rotating plate (309) at equal intervals, and a supporting rod (312) is welded at one side end of the mounting rack (1).
6. The hydraulically controlled heavy machinery lifting device of claim 5, wherein: the inner diameter of the guide hole (310) is the same as that of the oil conveying pipe (301), and the connecting plate (306) is fixedly embedded in the outer end of the connecting pipe (303).
7. The hydraulically controlled heavy machinery lifting device of claim 5, wherein: the bottom end of the supporting rod (312) is welded at the top end of one movable box (302), and the two movable boxes (302) are connected through the supporting rod (312).
8. The hydraulically controlled heavy machinery lifting device of claim 1, wherein: an auxiliary limiting mechanism (4) is installed in the middle of the top end of the mounting frame (1), and the auxiliary limiting mechanism (4) comprises a sliding groove (401), a sliding plate (402), an L-shaped plate (403), a rotating shaft (404), a moving plate (405), an extending plate (406), a fixing frame (407), a sliding groove (408), a telescopic spring (409) and a limiting plate (410);
mounting bracket (1) top middle part position department has seted up spout (401), spout (401) inside slip embedding has slide (402), slide (402) top avris position department welding has L template (403), L template (403) one end avris position department screw thread embedding has pivot (404), pivot (404) one end is rotated through the bearing frame and is connected with movable plate (405), movable plate (405) one end both sides position department all welds extension board (406), extension board (406) one end welding has mount (407), mounting bracket (407) top surface middle part position department has seted up sliding tray (408), sliding tray (408) inner wall top position department embedding has expanding spring (409), limiting plate (410) have been welded to expanding spring (409) one end.
9. The hydraulically controlled heavy machinery lifting device of claim 8, wherein: the radian of one end face of the sliding plate (402) is the same as that of the inner wall of the sliding groove (401), and the outer end of the rotating shaft (404) penetrates through the positions of two sides of one end of the L-shaped plate (403);
the outer end of the limiting plate (410) is matched with the inside of the sliding groove (408), and a gap is reserved between the bottom surface of the fixing frame (407) and the top surface of the mounting frame (1).
10. The hydraulically controlled heavy machinery lifting device of claim 2, wherein: the hydraulic drive system (5) of the hydraulic cylinder (201) comprises: the hydraulic oil supply system comprises a hydraulic oil source (501), a three-position four-way Y-shaped electromagnetic reversing valve (502), a hydraulic control one-way valve (503), a one-way throttle valve (504), a connecting pipe fitting (505) and an oil tank device (506);
the three-position four-way Y-shaped electromagnetic directional valve (502) comprises four oil ports P, T, A, B;
the hydraulic control one-way valve (503) comprises an A1 port, a B1 port and an X port;
the one-way throttle valve (504) comprises ports A2 and B2;
the oil source device (501) is connected with a P port of the three-position four-way Y-shaped electromagnetic directional valve (502), an A port of the three-position four-way Y-shaped electromagnetic directional valve (502) is connected with an A1 port of the hydraulic control one-way valve (503) through a connecting pipe fitting (505), an A2 port of the one-way throttle valve (504) is connected with a B1 port of the hydraulic control one-way valve (503) through a connecting pipe fitting (505), a B2 port of the one-way throttle valve (504) is connected with a lower cavity of the hydraulic cylinder (201) through the connecting pipe fitting (505), an upper cavity of the hydraulic cylinder (201) is connected with the B port of the three-position four-way Y-shaped electromagnetic directional valve (502) through the connecting pipe fitting (505), a T port of the three-position four-way Y-shaped electromagnetic directional valve (502) is connected with the oil tank device (506) through the connecting pipe fitting (505), and a control X of the oil port is connected with the B port of the three-position four-way Y-shaped electromagnetic directional valve (502) through the connecting pipe fitting (505) The ports are connected.
CN202210158615.1A 2022-02-21 2022-02-21 Hydraulic control heavy machinery lifting device Withdrawn CN114476919A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210158615.1A CN114476919A (en) 2022-02-21 2022-02-21 Hydraulic control heavy machinery lifting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210158615.1A CN114476919A (en) 2022-02-21 2022-02-21 Hydraulic control heavy machinery lifting device

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CN114476919A true CN114476919A (en) 2022-05-13

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CN202210158615.1A Withdrawn CN114476919A (en) 2022-02-21 2022-02-21 Hydraulic control heavy machinery lifting device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115625471A (en) * 2022-10-31 2023-01-20 陕西风润智能制造研究院有限公司 Device for realizing lifting and overturning of large-sized workpiece by utilizing gear rack

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115625471A (en) * 2022-10-31 2023-01-20 陕西风润智能制造研究院有限公司 Device for realizing lifting and overturning of large-sized workpiece by utilizing gear rack
CN115625471B (en) * 2022-10-31 2024-05-28 陕西风润智能制造研究院有限公司 Device for realizing lifting and overturning of large-sized workpiece by utilizing gear rack

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