CN220376168U

CN220376168U - Multifunctional portal crane

Info

Publication number: CN220376168U
Application number: CN202320395362.XU
Authority: CN
Inventors: 焦耀华; 何燕燕; 赵乔乔; 王素
Original assignee: Henan Meien Hoisting Machinery Co ltd
Current assignee: Henan Meien Hoisting Machinery Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2024-01-23
Anticipated expiration: 2033-03-06

Abstract

The utility model discloses a multifunctional portal crane, in particular to the field of portal cranes, which comprises two track main bodies, two support frames, two first sliding blocks and a cross beam, wherein the support frames are arranged at the top of the track main bodies, the first sliding blocks are fixed at the bottoms of the support frames, the cross beam is fixed at one side opposite to the tops of the two support frames, a sliding rail is arranged at the bottom of the cross beam, and a second sliding block is arranged at the middle part of the sliding rail. According to the utility model, the four connecting chains are matched with the four hooks, so that when the goods are lifted, the periphery of the goods can be lifted simultaneously, the upward moving stability of the goods is improved, meanwhile, the widths of the four hooks can be controlled sequentially by starting the double-shaft electric push rod, the positions of the hooks can be conveniently moved according to the lengths of different goods, the using effect is improved, the four hooks can be made to be close to each other, the hooks are connected with the same lifting point of the goods, the lifting is performed, and the using effect is improved.

Description

Multifunctional portal crane

Technical Field

The utility model relates to the technical field of gantry cranes, in particular to a multifunctional gantry crane.

Background

The portal crane, also called portal crane, is a deformation of bridge crane, and is mainly used for loading and unloading operations of outdoor goods yard, stock yard goods and bulk goods.

The utility model of Chinese patent application number CN202020325825.1 discloses a multifunctional intelligent portal crane, which comprises a left portal and a right portal, wherein the tops of the left portal and the right portal are respectively connected with a cross beam, the bottom of the cross beam is provided with a sliding cable, the right side of the sliding cable is connected with an electric hoist, a left connecting stay bar and a right connecting stay bar are respectively and fixedly connected between the left side and the right side of the bottom of the cross beam and the left portal and the right portal, the bottoms of the left portal and the right portal are respectively connected with a connecting block, two groups of pulleys are respectively arranged at the bottoms of the connecting blocks, the connecting blocks and the pulleys are movably arranged in the inner cavity of a fixed track member, and the bottoms of the fixed track member are respectively connected with a concrete ground.

But this structure is when in actual use, and current gantry crane is mostly fixed through lifting hook, grab bucket to the goods is connected to lift by crane through the rope, still has the relatively poor problem of stability in the lifting process, leads to the problem of goods slope easily, influences result of use.

Disclosure of Invention

The technical scheme of the utility model aims at the technical problem that the prior art is too single, and provides a solution which is obviously different from the prior art. In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a multifunctional gantry crane to solve the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the multifunctional portal crane comprises two track main bodies, two supporting frames, two first sliding blocks and a cross beam, wherein the supporting frames are arranged at the top of the track main bodies, the first sliding blocks are fixed at the bottoms of the supporting frames, the cross beam is fixed at one side opposite to the tops of the two supporting frames, a sliding rail is arranged at the bottom of the cross beam, a second sliding block is arranged in the middle of the sliding rail, a box body is fixedly connected to the bottom of the second sliding block, and a winding mechanism is arranged in the middle of the box body;

the double-shaft electric sliding block is characterized in that driving wheels are symmetrically arranged on two sides of the second sliding block, double-shaft electric pushing rods are arranged at the top of an inner cavity of the box body, two ends of each double-shaft electric pushing rod penetrate through a wall body of the box body and are fixedly connected with a moving plate, the top of each moving plate is fixedly connected with a moving sliding block, rollers are symmetrically arranged on two sides of the top of each moving sliding block, guide wheels are symmetrically arranged on two ends of the bottom of each moving plate, and connecting blocks are symmetrically arranged on two sides of each guide wheel.

Preferably, the middle part fixedly connected with two division boards of box, the bottom centre position of box is provided with the camera, the bottom symmetry all around of box is provided with the buffer rod, winding mechanism includes biax motor, biax motor sets up between two division boards, biax motor's both ends symmetry is connected with the axis of rotation, two the equal winding in middle part of axis of rotation is provided with two connection chains, one side of biax motor is provided with the controller, the one end bilateral symmetry that the connection chain is close to the axis of rotation is provided with the limiting plate, the both sides of limiting plate all are provided with two spacing rollers, the one end that the connection chain kept away from the axis of rotation runs through the wall of box and is connected with the couple, one side fixedly connected with solid fixed ring of couple, the both sides at the axis of rotation are established to the fixed cover of limiting plate, the quantity of limiting roller is eight, sets up respectively in the upper and lower both sides of four connection chains, connection chain and wheel one-to-one, connection chain runs through the top of guide wheel to laminating with the top wall body of wheel.

The utility model has the technical effects and advantages that:

1. according to the utility model, the four connecting chains are arranged to be matched with the four hooks, so that when the goods are lifted, the four sides of the goods can be lifted simultaneously when the double-shaft motor is started, the upward moving stability of the goods is improved, meanwhile, the widths of the four hooks can be controlled sequentially by starting the double-shaft electric push rod, the positions of the hooks can be conveniently moved according to the lengths of different goods, the using effect is improved, the four hooks can be also made to be close to each other, the hooks are connected with the same lifting point of the goods, and the using effect is improved;

2. the utility model can avoid friction between the connecting lock chain and the wall body of the box body through the arranged limiting roller, can conveniently move the box body to the position right above the goods through the arranged camera, improves the use effect, can enable the movable plate to be in sliding connection with the bottom of the cross beam through the arranged movable sliding block and the roller, is convenient to use, improves the use effect, and can tighten the four hooks through the fixed ring through the arranged fixed ring through the external rope, thereby improving the fixing strength of the goods and the use effect;

in conclusion, through the mutual influence of a plurality of effects, the stability of lifting by crane can be increased, the distance of four hooks can be adjusted simultaneously, the width of goods is conveniently changed, the stability of lifting by crane is improved, and the use effect is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of a partial enlarged structure at a in fig. 1 according to the present utility model.

Fig. 3 is a schematic structural view of the moving plate of the present utility model.

Fig. 4 is a schematic top view of the case of the present utility model.

The reference numerals are: 1. a rail main body; 2. a support frame; 3. a first slider; 4. a cross beam; 5. a slide rail; 6. a second slider; 7. a case; 8. a driving wheel; 9. double-shaft electric push rod; 10. a moving plate; 11. moving the slide block; 12. a roller; 13. a connecting block; 14. a guide wheel; 15. a partition plate; 16. a biaxial motor; 17. a controller; 18. a rotating shaft; 19. a connecting chain; 20. a limiting plate; 21. a limit roller; 22. a camera; 23. a hook; 24. a fixing ring; 25. a buffer rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The multifunctional portal crane comprises two track main bodies 1, two support frames 2, two first sliding blocks 3 and a cross beam 4, wherein the support frames 2 are arranged at the top of the track main bodies 1, the first sliding blocks 3 are fixed at the bottom of the support frames 2, the cross beam 4 is fixed at one side opposite to the top of the two support frames 2, a sliding rail 5 is arranged at the bottom of the cross beam 4, a second sliding block 6 is arranged in the middle of the sliding rail 5, a box body 7 is fixedly connected to the bottom of the second sliding block 6, and a winding mechanism is arranged in the middle of the box body 7;

the both sides symmetry of second slider 6 is provided with drive wheel 8, and the inner chamber top of box 7 is provided with biax electric putter 9, and the both ends of biax electric putter 9 run through the wall of box 7 and fixedly connected with movable plate 10, and movable plate 10's top fixedly connected with removes slider 11, and movable slider 11's top bilateral symmetry is provided with gyro wheel 12, and movable plate 10's bottom both ends symmetry is provided with guide wheel 14, and guide wheel 14's bilateral symmetry is provided with connecting block 13.

As shown in fig. 1-4, two partition plates 15 are fixedly connected to the middle of the box 7, a camera 22 is arranged at the center position of the bottom of the box 7, buffer rods 25 are symmetrically arranged around the bottom of the box 7, a winding mechanism comprises a double-shaft motor 16, the double-shaft motor 16 is arranged between the two partition plates 15, two ends of the double-shaft motor 16 are symmetrically connected with rotating shafts 18, two connecting chains 19 are wound around the middle of the two rotating shafts 18, a controller 17 is arranged on one side of the double-shaft motor 16, limiting plates 20 are symmetrically arranged on two sides of one end of the connecting chain 19 close to the rotating shafts 18, two limiting rollers 21 are arranged on two sides of the limiting plates 20, one end of the connecting chain 19, far away from the rotating shafts 18, penetrates through the wall of the box 7 and is connected with hooks 23, one side of each hook 23 is fixedly connected with a fixing ring 24, the limiting plates 20 are fixedly sleeved on two sides of the rotating shafts 18, the limit rollers 21 are eight in number and are respectively arranged on the upper side and the lower side of the four connecting chains 19, the connecting chains 19 are in one-to-one correspondence with the guide wheels 14, the connecting chains 19 penetrate through the tops of the guide wheels 14 and are attached to the top wall bodies of the guide wheels 14, so that the box body 7 can be moved at the bottom of the cross beam 4 through the cooperation of the arranged second sliding blocks 6 and the driving wheels 8 with the sliding rails 5, the box body 7 can be conveniently moved to the position right above cargoes through the cameras 22, the using effect is improved, the connecting chains 19 can be retracted and released by controlling the rotation of the rotating shafts 18 through starting the double-shaft motor 16, the cargoes can be conveniently driven to lift by the hooks 23, the lifting effect is realized, the four fixing rings 24 can be connected through the arranged fixing rings 24 after the hooks 23 are connected with the cargoes through external ropes, the fixing strength of the hooks 23 and the cargoes can be improved, the use effect is improved;

the positions of the connecting chains 19 are guided through the guide wheels 14, the distances between the four hooks 23 can be adjusted according to the size of the goods, the fixing is convenient, and in the middle of the lifting process, the four connecting chains 19 can be contracted through the double-shaft motor 16 at the same time, so that the heights of the four hooks 23 are the same, the goods can be lifted more stably, and the lifting stability of the goods is improved;

the distance between the guide wheel 14 and the box body 7 can be changed by starting the double-shaft electric push rod 9 to push the moving plate 10, so that the distance between the hooks 23 can be adjusted according to the width of the goods, the use effect is improved, the connecting chain 19 is guided by the limiting roller 21, friction between the connecting chain 19 and the wall body of the box body 7 is avoided, and collision between the goods and the box body 7 can be avoided when the goods are lifted through the buffer rod 25, so that the buffer effect is realized;

it should be added that the first slider 3 slides in the middle of the track main body 1, the moving slider 11 and the roller 12 are both in sliding connection with the sliding rail 5, an external controller is electrically connected with the controller 17, the controller 17 is electrically connected with the double-shaft electric push rod 9 and the double-shaft motor 16, and an instruction can be sent to the controller 17 through the external controller, so that the double-shaft motor 16 and the double-shaft electric push rod 9 are controlled to be started.

The working principle of the utility model is as follows: when the device is used, the support frame 2 is controlled to move through the external controller, the driving wheel 8 is controlled to move, the box body 7 can be controlled to move to the position right above the goods, then the double-shaft motor 16 is started to sequentially discharge the connecting lock chains 19, so that the hooks 23 move downwards, are connected with the periphery of the goods through the hooks 23, are fixed on the fixed ring 24 through the winding of the external rope, bind the goods, and can improve the connection strength of the hooks 23 and the goods;

then, the double-shaft electric push rod 9 is started to control the moving plate 10 to move left and right, and the guide wheel 14 can be controlled to move, so that the distance between the four hooks 23 is changed, and when the hooks 23 move upwards, the stability of lifting goods is improved, and the use effect is improved;

meanwhile, the movable plate 10 can be controlled to move to one side of the box body 7, and is fixed on one lifting point of bottom goods through four hooks 23, so that the movable plate is flexible and convenient, and the use effect is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a multi-functional gantry crane, includes two track main part (1), two support frames (2), two first slider (3) and a crossbeam (4), support frame (2) set up at the top of track main part (1), first slider (3) are fixed in support frame (2) bottom, crossbeam (4) are fixed in the opposite one side in top of two support frames (2), its characterized in that: a sliding rail (5) is arranged at the bottom of the cross beam (4), a second sliding block (6) is arranged in the middle of the sliding rail (5), a box body (7) is fixedly connected to the bottom of the second sliding block (6), and a winding mechanism is arranged in the middle of the box body (7);

the two sides of the second sliding block (6) are symmetrically provided with driving wheels (8), the top of the inner cavity of the box body (7) is provided with a double-shaft electric push rod (9), two ends of the double-shaft electric push rod (9) penetrate through the wall body of the box body (7) and are fixedly connected with a movable plate (10), the top of the movable plate (10) is fixedly connected with a movable sliding block (11), and two sides of the top of the movable sliding block (11) are symmetrically provided with rollers (12);

guide wheels (14) are symmetrically arranged at two ends of the bottom of the moving plate (10), and connecting blocks (13) are symmetrically arranged at two sides of the guide wheels (14).

2. A multi-function gantry crane according to claim 1, wherein: the middle part fixedly connected with two division boards (15) of box (7), the bottom centre position of box (7) is provided with camera (22), the bottom symmetry of box (7) is provided with buffer rod (25) all around.

3. A multi-function gantry crane according to claim 1, wherein: the winding mechanism comprises a double-shaft motor (16), the double-shaft motor (16) is arranged between two partition plates (15), two ends of the double-shaft motor (16) are symmetrically connected with rotating shafts (18), two connecting chains (19) are wound on the middle parts of the rotating shafts (18), and a controller (17) is arranged on one side of the double-shaft motor (16).

4. A multi-function gantry crane according to claim 3, characterized in that: the utility model discloses a box, including box (7), connecting chain (19), fixed ring (24) are fixed on one side of couple (23), connecting chain (19) are close to the one end bilateral symmetry of axis of rotation (18) and are provided with limiting plate (20), the both sides of limiting plate (20) all are provided with two spacing rollers (21), the one end that connecting chain (19) kept away from axis of rotation (18) runs through the wall of box (7) and is connected with couple (23), one side fixedly connected with fixed ring (24).

5. The multi-purpose gantry crane of claim 4, wherein: the limiting plates (20) are fixedly sleeved on two sides of the rotating shaft (18), the number of the limiting rollers (21) is eight, and the limiting rollers are respectively arranged on the upper side and the lower side of the four connecting chains (19).

6. A multi-function gantry crane according to claim 3, characterized in that: the connecting chains (19) are in one-to-one correspondence with the guide wheels (14), and the connecting chains (19) penetrate through the tops of the guide wheels (14) and are attached to the top wall bodies of the guide wheels (14).