CN217894943U

CN217894943U - Gantry crane with good stability

Info

Publication number: CN217894943U
Application number: CN202221278855.7U
Authority: CN
Inventors: 张红鹤
Original assignee: Shanghai Taixu Shanghai Hardware Electromechanical Equipment Co ltd
Current assignee: Shanghai Taixu Shanghai Hardware Electromechanical Equipment Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-11-25
Anticipated expiration: 2032-05-25

Abstract

The utility model provides a gantry crane that stability is good relates to the gantry crane field. The gantry crane with good stability comprises a main frame, a main trough, a hoisting mechanism and a transfer mechanism, wherein the main trough is arranged in the main frame, the top of the hoisting mechanism is fixedly connected with the bottom surface of the middle section of the main frame, and the bottom of the transfer mechanism is fixedly connected with the top surface of the left end of the main frame. This portal crane that stability is good, at first control is transported motor corotation, it just can drive the main axle that pushes away to rotate to transport motor corotation, the rotation of main axle that pushes away just can drive sheave and drive belt and rotate simultaneously, the drive belt rotates just can drive two main axles that push away and rotate simultaneously, two main axles that push away rotate just can drive two vertical covers and move down simultaneously, two vertical cover moves down just can drive the universal wheel and move down, when the outside of the bottom total removal body frame of universal wheel, just at this moment can make whole hoist conveniently move.

Description

Gantry crane with good stability

Technical Field

The utility model relates to a gantry crane field specifically is a gantry crane that stability is good.

Background

At present, along with the development of science and technology, gantry crane's usage is also more and more extensive, also often sees in factory building and auto repair department, but current gantry crane when just pulling up the heavy object, the condition that rocks can appear in wire rope, will lead to the heavy object to appear rocking like this, if not in time stabilize the heavy object and can make the heavy object touch other objects, and then the heavy object that the damage was lifted by crane, just so reduced the practicality of hoist.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the not enough that provide in the background art, the utility model provides a portal crane that stability is good.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a portal crane that stability is good, includes body frame, main tank, hoisting mechanism and transport mechanism, the inside of body frame is seted up to the main tank, the top of hoisting mechanism and the bottom surface fixed connection in body frame middle section, transport mechanism's bottom and the top surface fixed connection of body frame left end.

The hoisting mechanism comprises bearing seats, a stabilizing rail, bearing blocks, transposition holes, a reversing shaft, reversing motors, a rotary cylinder, a main box, a take-up pulley, a speed reducing motor, a steel wire rope, a hook, a position adapting pipe, a tubing, a position adapting spring and a change column, wherein the top ends of the two bearing seats are fixedly connected with the bottom surfaces of the two ends of the main frame, the top of the stabilizing rail is fixedly connected with the middle part of the bottom surface of the main frame, the top end of the bearing block is clamped with the bottom of the middle section of the stabilizing rail, the transposition holes are formed in the middle parts of the two side surfaces of the bearing block, the middle section of the reversing shaft is inserted into the inner cavity of the transposition hole, the two ends of the reversing shaft are respectively embedded into the two bearing seats through bearings, the top end of the reversing motor is fixedly connected with the left side surface of the left bearing seat, and the right end of the reversing motor is fixedly connected with the left end of the reversing shaft, the top of revolving cylinder and the bottom fixed connection of bearing block, the top surface of main box and revolving cylinder's bottom fixed connection, the right-hand member of take-up pulley passes through the bearing and inlays in the right flank of main box, gear motor's left end and the left side inner wall fixed connection of main box, wire rope's top twines on the surface of take-up pulley, the top of couple and wire rope's bottom fixed connection, the inner chamber activity of adapter tube cup joints in the outside of wire rope bottom, two the one end that the piping was kept away from each other and the bottom surface fixed connection at main box both ends, two the inner chamber that one end was kept away from each other in two piping is respectively to the adapter spring suit, two the one end that the change post was kept away from each other is pegged graft with the inner chamber that two piping are close to one end each other respectively, and the both sides face fixed connection of the one end that two change posts were close to each other and adapter tube.

Preferably, the transport mechanism is including main push shaft, sheave, drive belt, vertical cover, universal wheel and transportation motor, two the top that the owner pushed the axle is inlayed in the top surface at body frame both ends through the bearing, two the sheave is fixed cup joints in the outer wall on two owner push shaft tops, the both ends suit of drive belt is in the inslot of two sheaves, two the inside chamber activity suit of vertical cover is in the outside of two owner push shaft bottoms, the top of universal wheel respectively with the bottom surface fixed connection of two vertical cover front ends and rear end, the right-hand member of transporting the motor and the top surface fixed connection of body frame left end, and transport the terminal and left owner push shaft top fixed connection of output shaft of motor bottom.

Preferably, the groove surface at the top end of the bearing block is in sliding connection with the surface at the bottom end of the stabilizing rail.

Preferably, the surface of the reversing shaft is in threaded connection with the inner wall of the transposition hole.

Preferably, the transverse cross-sectional shapes of the two longitudinal sleeves and the main groove are both rectangular.

Preferably, the outer walls of the bottom ends of the two main push shafts are respectively in threaded connection with the inner walls of the two longitudinal sleeves.

(III) advantageous effects

The utility model provides a portal crane that stability is good. The method has the following beneficial effects:

1. according to the gantry crane with good stability, the speed reduction motor is controlled to rotate positively through the arranged hoisting mechanism, the hook can be driven to move upwards through the positive rotation of the speed reduction motor, the carried object can be driven to move upwards through the upward movement of the hook, then the reversing motor is controlled to rotate positively, the reversing shaft can be driven to rotate positively through the positive rotation of the reversing motor, the bearing block can be driven to move rightwards through the positive rotation of the reversing shaft, the bearing block can drive the main box to move rightwards, the steel wire rope can be driven to move rightwards through the right movement of the main box, the hook and the carried object can be driven to move rightwards simultaneously through the right movement of the main box, the position movement of the carried object can be completed rapidly, the labor intensity of manual carrying is greatly reduced, the stability during moving of the carried object is improved through the arranged positioning spring, the positioning column and the positioning pipe, the elasticity of the positioning spring can enable the positioning column to have the elastic function, the positioning column can enable the positioning pipe and the steel wire rope to have the buffering effect, the shaking of the steel wire rope is effectively reduced, the stability during moving of the carried object is improved, the rotating of the crane can be fine-adjusted, and the carrying object can be put.

2. This portal crane that stability is good, transport mechanism through setting up, at first control is transported motor corotation, it just can drive main axle rotation of pushing away to transport motor corotation, main axle rotation of pushing away just can drive sheave and drive belt and rotate simultaneously, the drive belt rotates just can drive two main axles of pushing away and rotate simultaneously, two main axles of pushing away rotate just can drive two vertical covers and move down simultaneously, two vertical cover moves down just can drive the universal wheel and move down, when the outside of the bottom total removal body frame of universal wheel, at this moment, just can make whole hoist conveniently remove, so that make the hoist conveniently carry out the position and remove, thereby make the hoist can obtain more abundant use.

Drawings

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

fig. 2 is a front view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

Wherein, 1, the main frame; 2. a main tank; 3. a hoisting mechanism; 301. a bearing seat; 302. a stable rail; 303. a bearing block; 304. a transposition hole; 305. a reversing shaft; 306. a commutation motor; 307. a rotating cylinder; 308. a main box; 309. a take-up pulley; 310. a reduction motor; 311. a wire rope; 312. hooking; 313. a positioning pipe; 314. piping; 315. a position-adaptive spring; 316. a change column; 4. a transfer mechanism; 401. a main push shaft; 402. a grooved wheel; 403. a transmission belt; 404. a longitudinal sleeve; 405. a universal wheel; 406. a transfer motor.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

The embodiment of the utility model provides a portal crane that stability is good, as shown in fig. 1-3, including body frame 1, main tank 2, hoisting mechanism 3 and transport mechanism 4, main tank 2 sets up in the inside of body frame 1, the bottom surface fixed connection in hoisting mechanism 3's top and 1 middle section of body frame, the bottom of transport mechanism 4 and the top surface fixed connection of 1 left end of body frame.

The hoisting mechanism 3 comprises bearing blocks 301, stabilizing rails 302, bearing blocks 303, transposition holes 304, reversing shafts 305, reversing motors 306, rotating cylinders 307, main boxes 308, take-up pulleys 309, speed reducing motors 310, steel wire ropes 311, hooks 312, positioning pipes 313, piping 314, positioning springs 315 and shifting columns 316, the top ends of the two bearing blocks 301 are fixedly connected with the bottom surfaces of the two ends of the main frame 1, the top parts of the stabilizing rails 302 are fixedly connected with the middle part of the bottom surface of the main frame 1, the top ends of the bearing blocks 303 are clamped with the bottom part of the middle section of the stabilizing rails 302, the transposition holes 304 are arranged in the middle parts of the two side surfaces of the bearing blocks 303, the middle sections of the reversing shafts 305 are inserted into the inner cavities of the transposition holes 304, and both ends of the reversing shaft 305 are respectively embedded in the two bearing blocks 301 through bearings, the top end of the reversing motor 306 is fixedly connected with the left side surface of the left bearing block 301, the right end of a reversing motor 306 is fixedly connected with the left end of a reversing shaft 305, the top of a rotary cylinder 307 is fixedly connected with the bottom end of a bearing block 303, the top surface of a main box 308 is fixedly connected with the bottom end of the rotary cylinder 307, the right end of a take-up pulley 309 is embedded on the right side surface of the main box 308 through a bearing, the left end of a speed reducing motor 310 is fixedly connected with the inner wall of the left side of the main box 308, the top end of a steel wire rope 311 is wound on the surface of the take-up pulley 309, the top end of a hook 312 is fixedly connected with the bottom end of the steel wire rope 311, the inner cavity of an adaptive pipe 313 is movably sleeved outside the bottom end of the steel wire rope 311, the ends, far away from each other, of two tubing 314 are fixedly connected with the bottom surfaces of the two ends of the main box 308, two adaptive springs 315 are respectively sleeved in the inner cavities of the ends, far away from each other, of two variable columns 316 are respectively inserted in the inner cavities of the ends, close to each other, of the two tubing 314, and one end of the two variable columns 316 close to each other is fixedly connected with two side surfaces of the adaptive pipe 313.

The transfer mechanism 4 comprises main pushing shafts 401, grooved wheels 402, a transmission belt 403, longitudinal sleeves 404, universal wheels 405 and a transfer motor 406, the top ends of the two main pushing shafts 401 are embedded in the top surfaces of the two ends of the main frame 1 through bearings, the two grooved wheels 402 are fixedly sleeved on the outer walls of the top ends of the two main pushing shafts 401, the two ends of the transmission belt 403 are sleeved in the grooves of the two grooved wheels 402, the inner cavities of the two longitudinal sleeves 404 are movably sleeved outside the bottom ends of the two main pushing shafts 401, the top end of the universal wheel 405 is fixedly connected with the bottom surfaces of the front ends and the rear ends of the two longitudinal sleeves 404 respectively, the right end of the transfer motor 406 is fixedly connected with the top surface of the left end of the main frame 1, and the tail end of an output shaft at the bottom end of the transfer motor 406 is fixedly connected with the top end of the left main pushing shaft 401.

Further, the groove surface at the top end of the bearing block 303 is slidably connected with the surface at the bottom end of the stabilizing rail 302, as shown in fig. 1, the stabilizing rail 302 can limit the moving direction of the bearing block 303.

Further, the surface of the reversing shaft 305 is in threaded connection with the inner wall of the transposition hole 304, as shown in fig. 1, the reversing shaft 305 rotates forward and backward to control the bearing block 303 to move left and right, and the bearing block 303 moves left and right to drive the hook 312 and the conveyed object to move left and right, so that the conveying efficiency of the conveyed object is improved.

Further, the transverse cross-sectional shapes of the two longitudinal sleeves 404 and the main groove 2 are rectangular, as shown in fig. 1, and the main groove 2 can limit the moving direction of the longitudinal sleeves 404.

Further, the outer walls of the bottom ends of the two main pushing shafts 401 are respectively in threaded connection with the inner walls of the two longitudinal sleeves 404, as shown in fig. 1, the main pushing shafts 401 can conveniently control the longitudinal sleeves 404 to move up and down.

The working principle is as follows: when the device is used, firstly, the deceleration motor 310 is controlled to rotate forwards, the deceleration motor 310 can drive the hook 312 to move upwards, the hook 312 can move upwards to drive a conveyed object to move to a proper position, then the reversing motor 306 is controlled to rotate forwards, the reversing motor 306 can drive the reversing shaft 305 to rotate forwards, the reversing shaft 305 can drive the bearing block 303 to move rightwards by rotating forwards, the bearing block 303 can drive the main box 308 to move rightwards by moving rightwards, the steel wire rope 311 can be driven to move rightwards by controlling the reversing motor 306 to rotate forwards, the hook 312 and the conveyed object can be driven to move rightwards simultaneously by moving rightwards of the main box 308, thus the position movement of the conveyed object can be rapidly completed, the labor intensity of manual conveying is greatly reduced, the elastic force of the positioning spring 315, the positioning cylinder 316 and the positioning pipe 313 can drive the positioning cylinder 316 to have the elastic function, the positioning cylinder 316 can drive the positioning pipe 313 and the steel wire rope 311 to have the buffering effect, thereby the shaking of the steel wire rope 311 is effectively reduced, the stability of the conveyed object is improved when the conveyed object is moved, finally, the rotation cylinder 307 is controlled to start, the rotation cylinder 307 can drive the main cylinder 308 to rotate, the main box 403 can drive the main shaft 401 and the main shaft 401 to rotate, the main pushing shaft 401 and the main pushing shaft 401 to rotate simultaneously, two vertical cover 404 downstream just can drive universal wheel 405 downstream, when the bottom of universal wheel 405 removed the outside of body frame 1 completely, at this moment just can make whole hoist conveniently remove, so that make the hoist conveniently carry out the position and remove, the reversal of motor 406 is transported in the second control, it just can drive vertical cover 404 and universal wheel 405 simultaneous upward movement to transport motor 406 reversal, when the inside of main groove 2 was fully removed to universal wheel 405, at this moment whole hoist just conveniently fixes.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a portal crane hoist that stability is good, includes body frame (1), main tank (2), hoisting mechanism (3) and transport mechanism (4), its characterized in that: the main groove (2) is arranged in the main frame (1), the top of the hoisting mechanism (3) is fixedly connected with the bottom surface of the middle section of the main frame (1), and the bottom of the transfer mechanism (4) is fixedly connected with the top surface of the left end of the main frame (1);

the hoisting mechanism (3) comprises bearing seats (301), a position stabilizing rail (302), a bearing block (303), a transposition hole (304), a reversing shaft (305), a reversing motor (306), a rotating cylinder (307), a main box (308), a take-up pulley (309), a speed reduction motor (310), a steel wire rope (311), a hook (312), a positioning pipe (313), a piping (314), a positioning spring (315) and a change column (316), wherein the top ends of the bearing seats (301) are fixedly connected with the bottom surfaces of the two ends of the main frame (1), the top of the position stabilizing rail (302) is fixedly connected with the middle part of the bottom surface of the main frame (1), the top end of the bearing block (303) is clamped with the bottom of the middle section of the position stabilizing rail (302), the transposition hole (304) is arranged in the middle parts of the two side surfaces of the bearing block (303), the middle section of the reversing shaft (305) is inserted into the inner cavity of the transposition hole (304), the two ends of the reversing shaft (305) are respectively embedded into the two bearing seats (301) through bearings, the top end of the motor (306) is fixedly connected with the left side surface (301), the left side of the reversing shaft (307) is fixedly connected with the top end of the reversing shaft (307), and the rotating cylinder (307) is fixedly connected with the left end of the left side of the reversing shaft (307) and the rotating cylinder (306), the right end of the take-up pulley (309) is inlaid in the right side face of the main box (308) through a bearing, the left end of the speed reduction motor (310) is fixedly connected with the inner wall of the left side of the main box (308), the top end of the steel wire rope (311) is wound on the surface of the take-up pulley (309), the top end of the hook (312) is fixedly connected with the bottom end of the steel wire rope (311), the inner cavity of the positioning pipe (313) is movably sleeved outside the bottom end of the steel wire rope (311), two ends, far away from each other, of the distribution pipes (314) are fixedly connected with the bottom faces of the two ends of the main box (308), the positioning springs (315) are respectively sleeved in the inner cavities, far away from one ends of the two distribution pipes (314), two ends, far away from each other, of the changing columns (316) are respectively inserted into the inner cavities, close to one ends of the two distribution pipes (314), and one ends, close to each other, of the two changing columns (316) are fixedly connected with the two side faces of the positioning pipe (313).

2. The gantry crane with good stability as claimed in claim 1, wherein: transport mechanism (4) are including main push shaft (401), sheave (402), drive belt (403), vertical cover (404), universal wheel (405) and transport motor (406), two the top of main push shaft (401) is inlayed in the top surface at body frame (1) both ends through the bearing, two sheave (402) are fixed to be cup jointed in the outer wall on two main push shaft (401) tops, the both ends suit of drive belt (403) is in the inslot of two sheave (402), two the outside in two main push shaft (401) bottoms of inner chamber activity suit of vertical cover (404), the top of universal wheel (405) respectively with the bottom surface fixed connection of two vertical cover (404) front ends and rear end, the right-hand member of transport motor (406) and the top surface fixed connection of body frame (1) left end, and the output shaft end and the left main push shaft (401) top fixed connection of transporting motor (406) bottom.

3. The gantry crane with good stability as claimed in claim 1, wherein: the groove surface at the top end of the bearing block (303) is in sliding connection with the surface at the bottom end of the stabilizing rail (302).

4. The gantry crane with good stability as claimed in claim 1, wherein: the surface of the reversing shaft (305) is in threaded connection with the inner wall of the transposition hole (304).

5. The gantry crane with good stability as claimed in claim 2, wherein: the transverse cross sections of the two longitudinal sleeves (404) and the main groove (2) are rectangular.

6. The gantry crane with good stability as claimed in claim 2, wherein: the outer walls of the bottom ends of the two main push shafts (401) are in threaded connection with the inner walls of the two longitudinal sleeves (404) respectively.