CN220578774U - Explosion-proof bridge crane - Google Patents
Explosion-proof bridge crane Download PDFInfo
- Publication number
- CN220578774U CN220578774U CN202321829117.1U CN202321829117U CN220578774U CN 220578774 U CN220578774 U CN 220578774U CN 202321829117 U CN202321829117 U CN 202321829117U CN 220578774 U CN220578774 U CN 220578774U
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- bridge crane
- roller
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- 239000000872 buffer Substances 0.000 claims description 20
- 238000003825 pressing Methods 0.000 abstract description 10
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 5
- 230000000670 limiting effect Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 17
- 230000000694 effects Effects 0.000 description 7
- 239000010687 lubricating oil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model discloses an explosion-proof bridge crane, which relates to the technical field of cranes and comprises a roller, a beam and a pressing plate, wherein a trolley is arranged on the inner side of the beam, a second driving motor is arranged on the inner wall of one side of the trolley, the roller is arranged on the outer walls of two sides of a driving shaft of the second driving motor, the bottom end of the trolley is connected with a limit box, connecting rods are arranged on the inner walls of the limit box, first rollers are arranged on two sides of the bottom end of the connecting rods, second rollers are arranged on one side of the first rollers, stand columns are connected on two sides of the bottom end of the beam, moving blocks are connected on the bottom ends of the stand columns, and fixing seats are connected below the moving blocks. According to the utility model, the rope passes through the limiting box, and is positioned by the first roller and the second roller, and when the rope moves, the first roller and the second roller rotate simultaneously, so that the limiting effect on the rope is realized, the shaking prevention and the displacement of an object are realized, and the problem of shaking and the displacement of the object is solved.
Description
Technical Field
The utility model relates to the technical field of cranes, in particular to an explosion-proof bridge crane.
Background
Along with the continuous development of building engineering, the hoist plays vital effect, for the engineering progress that building engineering improves, the hoist realizes the effect of lifting by crane to great object, present bridge crane does not have protective structure, when the dolly moves to one side, bump with the crossbeam contact to lead to the damage of dolly and crossbeam, and present hoist is unsmooth when removing, need the staff to lubricate, thereby intensity is big, and present hoist easily appears rocking the condition of shifting, the object that leads to lifting is unstable, has certain potential safety hazard.
Through the search, chinese patent grant publication number CN218025027U, publication day 2022 is 12 month 13, a mining explosion-proof electric hoist bridge crane is disclosed, it is proposed herein that "wire rope 10 is wound on the surface of electric hoist body 6, one end of wire rope 10 away from electric hoist body 6 is equipped with movable pulley 11, the surface fixedly connected with of movable pulley 11 is symmetrical connecting plate 13, the bottom surface of two connecting plates 13 is fixedly connected with fixed block 14 jointly, the fixed bearing 15 is inlayed in the bottom surface of fixed block 14, the inner wall fixedly connected with lifting hook 16 of bearing 15," wire rope 10 is easy to appear rocking the condition of shifting when winding up and down lifting hook 16 when wire rope 10 makes lifting hook 16, thereby make the object rock the aversion, the security is poor, in view of this, aiming at above-mentioned problem, intensive research, the case has been produced.
Disclosure of Invention
The utility model aims to provide an explosion-proof bridge crane, which aims to solve the problem that the existing mining explosion-proof electric hoist bridge crane in the background art does not have shaking and shifting prevention.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an explosion-proof bridge crane, includes roller, crossbeam and clamp plate, the dolly is installed to the inboard of crossbeam, second driving motor is installed to one side inner wall of dolly, and the roller is all installed to the both sides outer wall of second driving motor drive shaft, the outer wall of roller is around rolling up there is the rope, the couple is installed to the below of rope, the bottom of dolly is connected with the spacing box, and the connecting rod is all installed to the inner wall of spacing box, first gyro wheel is all installed to the both sides of connecting rod bottom, and the second gyro wheel is all installed to one side of first gyro wheel, the both sides of crossbeam bottom all are connected with the stand, and the bottom of stand all is connected with the movable block, the below of movable block all is connected with the fixing base.
Preferably, the first driving motor is installed on the inner wall of the trolley, the output end of the first driving motor is connected with a gear through a driving shaft, the rack is installed on the inner wall of the cross beam, and a meshing transmission structure is formed between the rack and the gear.
Preferably, the pulleys are uniformly arranged on the outer walls of the two ends of the trolley, rubber protection layers are arranged on the outer sides of the pulleys, and sliding grooves matched with the pulleys are formed in the inner walls of the cross beams.
Preferably, the threaded rod is installed to the inner wall of fixing base, and the one end of threaded rod is connected with third driving motor, the thread bush is installed to the outer wall screw thread of threaded rod, and the top of thread bush is connected in the inner wall of movable block.
Preferably, the inner walls of the two sides of the moving block are provided with trapezoidal blocks, the inner walls of the trapezoidal blocks are provided with moving wheels, and the outer walls of the two sides of the fixing seat are provided with trapezoidal grooves matched with the trapezoidal blocks.
Preferably, the oil boxes are arranged in the two sides of the fixing seat, and one side of each oil box is connected with an oil pipe.
Preferably, the inner wall of the oil box is provided with pressing plates, and the top ends of the pressing plates are connected with connecting plates.
Preferably, the buffer device is installed on the inner walls of the two sides of the cross beam, the buffer springs are installed on the inner walls of the buffer device, and one ends of the buffer springs are connected with elastic rubber blocks.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The utility model provides the trolley, the elastic rubber block and the buffer spring, when the trolley moves leftwards or rightwards, the elastic rubber block is extruded, the buffer effect on impact force is realized through the retractility of the elastic rubber block and the buffer spring, the protection effect on the trolley is realized, and the problem of no protection is solved;
(2) The utility model provides the movable block, the connecting plate and the oil pipe, wherein the trapezoid blocks on the inner wall of the movable block move simultaneously when the movable block moves on the fixed seat, and the connecting plate is extruded, so that the pressing plate downwards extrudes lubricating oil in the oil box, the lubricating oil enters a gap through the oil pipe, the movable block moves smoothly, and the problem of unsmooth movement is solved;
(3) The utility model provides a rope, a first roller and a second roller, wherein the rope passes through a limit box and is positioned by the first roller and the second roller, and when the rope moves, the first roller and the second roller rotate simultaneously, so that the effect of limiting the rope is realized, the shaking prevention displacement of an object is realized, and the problem of shaking displacement of the object is solved.
Drawings
FIG. 1 is a schematic cross-sectional view of a crane according to the present utility model;
FIG. 2 is a schematic cross-sectional view of the stop box of the present utility model;
FIG. 3 is a schematic cross-sectional view of a cushioning device of the present utility model;
FIG. 4 is a schematic diagram of the front view of the fixing base of the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
In the figure: 1. a fixing seat; 2. a moving block; 3. a hook; 4. a limit box; 5. a buffer device; 6. a chute; 7. a roller; 8. a pulley; 9. a gear; 10. a first driving motor; 11. a trolley; 12. a second driving motor; 13. a rack; 14. a rope; 15. a cross beam; 16. a column; 17. a thread sleeve; 18. a threaded rod; 19. a connecting rod; 20. a first roller; 21. a second roller; 22. a buffer spring; 23. an elastic rubber block; 24. a third driving motor; 25. a connecting plate; 26. an oil pipe; 27. a pressing plate; 28. an oil box; 29. and (5) moving the wheel.
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.
Example 1: referring to fig. 1-5, an explosion-proof bridge crane comprises a roller 7, a beam 15 and a pressing plate 27, wherein a trolley 11 is installed on the inner side of the beam 15, a second driving motor 12 is installed on the inner wall of one side of the trolley 11, the roller 7 is installed on the outer walls of two sides of a driving shaft of the second driving motor 12, a rope 14 is wound on the outer wall of the roller 7, a hook 3 is installed below the rope 14, the bottom end of the trolley 11 is connected with a limit box 4, connecting rods 19 are installed on the inner wall of the limit box 4, first rollers 20 are installed on two sides of the bottom end of the connecting rods 19, second rollers 21 are installed on one side of the first rollers 20, stand columns 16 are connected on two sides of the bottom end of the beam 15, moving blocks 2 are connected on the bottom end of the stand columns 16, and fixing seats 1 are connected below the moving blocks 2;
specifically, as shown in fig. 1 and 2, when the structure is used, the rope 14 passes through the limit box 4 and is positioned by the first roller 20 and the second roller 21, and when the rope 14 moves, the first roller 20 and the second roller 21 rotate simultaneously, so that the limit effect on the rope 14 is realized.
Example 2: the inner wall of the trolley 11 is provided with a first driving motor 10, the output end of the first driving motor 10 is connected with a gear 9 through a driving shaft, the inner wall of the cross beam 15 is provided with a rack 13, and a meshing transmission structure is formed between the rack 13 and the gear 9;
the outer walls of the two ends of the trolley 11 are uniformly provided with pulleys 8, the outer sides of the pulleys 8 are provided with rubber protection layers, and the inner walls of the cross beams 15 are provided with sliding grooves 6 matched with the pulleys 8;
the inner wall of the fixed seat 1 is provided with a threaded rod 18, one end of the threaded rod 18 is connected with a third driving motor 24, the outer wall of the threaded rod 18 is provided with a threaded sleeve 17 in a threaded manner, and the top end of the threaded sleeve 17 is connected with the inner wall of the movable block 2;
the inner walls of the two sides of the moving block 2 are provided with trapezoidal blocks, the inner walls of the trapezoidal blocks are provided with moving wheels 29, and the outer walls of the two sides of the fixed seat 1 are provided with trapezoidal grooves matched with the trapezoidal blocks;
the oil boxes 28 are arranged in the two sides of the fixed seat 1, and one side of each oil box 28 is connected with an oil pipe 26;
the inner walls of the oil boxes 28 are provided with pressing plates 27, and the top ends of the pressing plates 27 are connected with connecting plates 25;
specifically, as shown in fig. 1, 4 and 5, when the structure is used, the trapezoid blocks on the inner wall of the moving block 2 move simultaneously while the moving block 2 moves on the fixed seat 1, and the trapezoid blocks press the connecting plate 25, so that the pressing plate 27 presses the lubricating oil in the oil box 28 downwards, and the lubricating oil enters the gap through the oil pipe 26, so that the moving block 2 moves smoothly.
Example 3: the buffer devices 5 are arranged on the inner walls of the two sides of the cross beam 15, the buffer springs 22 are arranged on the inner walls of the buffer devices 5, and one ends of the buffer springs 22 are connected with elastic rubber blocks 23;
specifically, as shown in fig. 1 and 3, when the carriage 11 moves left and right, the carriage 11 moves left or right, presses the elastic rubber block 23, and buffers the impact force by the elasticity of the elastic rubber block 23 and the buffer spring 22.
Working principle: when the device is used, the winding roller 7 is rotated through the operation of the second driving motor 12, the rope 14 can drive the hook 3 to move upwards or downwards to hoist an object, the gear 9 is rotated through the first driving motor 10, the trolley 11 can move left and right through the meshing of the gear 9 and the rack 13, the threaded rod 18 is rotated through the operation of the third driving motor 24, the threaded sleeve 17 drives the movable block 2 and the hook 3 above to move forwards and backwards to hoist the object at multiple positions, and the pulley 8 moves in the chute 6 without friction spark generation through the rubber protection layer arranged on the outer wall of the pulley 8, so that explosion prevention is realized;
the first innovation point implements the steps of:
the first step: the rope 14 passes through the limit box 4 and is positioned by the first roller 20 and the second roller 21;
and a second step of: when the rope 14 moves, the first roller 20 and the second roller 21 rotate simultaneously, so that the limiting effect on the rope 14 is realized, and the shaking prevention displacement of an object is realized.
The second innovation point implementation step:
when the trolley 11 moves left and right, the trolley 11 moves left or right, the elastic rubber block 23 is extruded, and the impact force is buffered through the elasticity of the elastic rubber block 23 and the buffer spring 22, so that the protection effect on the trolley 11 is realized.
The third innovation point implementation step:
when moving on the fixed seat 1 through the movable block 2, the trapezoid blocks on the inner wall of the movable block 2 move simultaneously and squeeze the connecting plate 25, so that the pressing plate 27 downwards squeezes lubricating oil in the oil box 28, the lubricating oil enters the gap through the oil pipe 26, the movable block 2 moves smoothly, and self lubrication is realized.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an explosion-proof bridge crane, includes roller (7), crossbeam (15) and clamp plate (27), its characterized in that: the utility model discloses a movable stand, including crossbeam (15), rack (13), rack (20), first gyro wheel (20), second gyro wheel (21), reel (7) are all installed to the both sides outer wall of crossbeam (11), reel (14) have been wound to the outer wall of reel (7), couple (3) are installed to the below of rope (14), the bottom of dolly (11) is connected with spacing box (4), and connecting rod (19) are all installed to the inner wall of spacing box (4), first gyro wheel (20) are all installed to the both sides of connecting rod (19) bottom, and second gyro wheel (21) are all installed to one side of first gyro wheel (20), reel (7) are all installed to the both sides outer wall of crossbeam (11) drive shaft, reel (16) are all connected with bottom (16) of stand (15), and all are connected with down fixed base (2) in the below of stand (2).
2. An explosion-proof bridge crane according to claim 1, characterized in that: the outer walls at two ends of the trolley (11) are uniformly provided with pulleys (8), the outer sides of the pulleys (8) are provided with rubber protection layers, and the inner walls of the cross beams (15) are provided with sliding grooves (6) matched with the pulleys (8).
3. An explosion-proof bridge crane according to claim 1, characterized in that: the inner wall of fixing base (1) is installed threaded rod (18), and the one end of threaded rod (18) is connected with third driving motor (24), threaded sleeve (17) are installed to the outer wall screw thread of threaded rod (18), and the top of threaded sleeve (17) is connected in the inner wall of movable block (2).
4. An explosion-proof bridge crane according to claim 1, characterized in that: the inner walls of the two sides of the moving block (2) are provided with trapezoidal blocks, the inner walls of the trapezoidal blocks are provided with moving wheels (29), and the outer walls of the two sides of the fixing seat (1) are provided with trapezoidal grooves matched with the trapezoidal blocks.
5. An explosion-proof bridge crane according to claim 1, characterized in that: the oil box (28) is arranged in the fixing seat (1) at two sides, and one side of the oil box (28) is connected with the oil pipe (26).
6. An explosion-proof bridge crane according to claim 5, wherein: the inner wall of oil box (28) all installs clamp plate (27), and the top of clamp plate (27) all is connected with connecting plate (25).
7. An explosion-proof bridge crane according to claim 1, characterized in that: buffer device (5) are all installed to the both sides inner wall of crossbeam (15), and buffer spring (22) are all installed to the inner wall of buffer device (5), the one end of buffer spring (22) all is connected with elastic rubber piece (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321829117.1U CN220578774U (en) | 2023-07-12 | 2023-07-12 | Explosion-proof bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321829117.1U CN220578774U (en) | 2023-07-12 | 2023-07-12 | Explosion-proof bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220578774U true CN220578774U (en) | 2024-03-12 |
Family
ID=90111563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321829117.1U Active CN220578774U (en) | 2023-07-12 | 2023-07-12 | Explosion-proof bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220578774U (en) |
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2023
- 2023-07-12 CN CN202321829117.1U patent/CN220578774U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |