CN220165638U - Low-clearance single-beam bridge crane - Google Patents
Low-clearance single-beam bridge crane Download PDFInfo
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- CN220165638U CN220165638U CN202321948591.6U CN202321948591U CN220165638U CN 220165638 U CN220165638 U CN 220165638U CN 202321948591 U CN202321948591 U CN 202321948591U CN 220165638 U CN220165638 U CN 220165638U
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- 239000002184 metal Substances 0.000 claims abstract description 52
- 238000010276 construction Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
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Abstract
The utility model relates to the technical field of hoisting machinery, and provides a low-clearance single-beam bridge crane which comprises a metal bracket, wherein a fixed block is arranged below the metal bracket, a telescopic rod is arranged between the metal bracket and the fixed block, the telescopic rod is fixedly arranged in the fixed block, the top of the telescopic rod is fixedly connected with the bottom of the fixed block, clamping grooves are uniformly formed in the side wall of the telescopic rod at equal intervals, the metal bracket is upwards or downwards moved to adapt the height of the metal bracket to a factory building, a limiting rod on a movable block is pushed into a connecting groove after the position is determined, two groups of limiting rods are clamped in the clamping grooves on the telescopic rod, a threaded rod can be driven to rotate by starting a driving motor, and therefore a sliding block can be driven to move in the movable groove, and the problems that the metal bracket on the crane cannot be adjusted to have low applicability and the cross beam is easy to shake back and forth on the bracket in use to influence construction are solved.
Description
Technical Field
The utility model relates to the technical field of hoisting machinery, in particular to a low-clearance single-beam bridge crane.
Background
The bridge crane is hoisting equipment for hoisting materials in workshops, warehouses and stock yards. The bridge-like shape is obtained by sitting on tall concrete columns or metal supports at both ends. The bridge frame of the bridge crane longitudinally runs along the tracks paved on the two side high frames, so that the space below the bridge frame can be fully utilized to hoist materials, and the bridge frame is not blocked by ground equipment. The crane has the largest application range and the largest number, and in recent years, the height above the rail surface of the crane is required to be reduced as much as possible for saving materials for factory building.
According to the search of Chinese utility model publication number: CN204079303U discloses a low clearance type double-beam bridge crane, it includes girder and end beam, the girder upside is close to inboard position and all has the guide rail, there is the operation dolly on the guide rail, there is hoisting mechanism on the operation dolly, the operation dolly includes the dolly base and the operation mechanism at dolly base left and right sides, the balanced end beam upper end in the operation mechanism is closed the lower extreme opening, the left and right sides of balanced end beam all has the fixed orifices, balanced end beam front end has wheel frame a, there is connecting hole a in wheel frame a center department, both ends all have driven wheel around the wheel frame a, balanced end beam rear end has wheel frame B, there is connecting hole B in wheel frame B center department, both ends all have the initiative wheel around the wheel frame B, the initiative wheel of wheel frame B rear end even has the speed reducer, the speed reducer upper end has the operation motor.
However, in use, the crane cannot completely fit the heights of all working plants, corresponding metal brackets are required to be specially customized, the cost is very troublesome, and the cross beam on the crane is easy to shake back and forth on the upper bracket due to inertia in use to influence construction operation, so that the operation is very inconvenient.
Disclosure of Invention
The utility model provides a low-clearance single-beam bridge crane, which solves the problems that a metal bracket on the crane cannot be adjusted and has low applicability, and a cross beam is easy to shake back and forth on the bracket due to inertia in use to influence construction.
The technical scheme of the utility model is as follows: the utility model provides a low headroom single-beam bridge crane, includes the metal support, the below of metal support is provided with the fixed block, be provided with the telescopic link between metal support and the fixed block, telescopic link fixed mounting is in the fixed block, the top and the fixed block bottom fixed connection of telescopic link, equidistant even seting up and having the draw-in groove on the lateral wall of telescopic link, the spread groove has been seted up to the position that corresponds the draw-in groove on the fixed block, the outside movable mounting of fixed block has the movable block, the inboard fixed mounting of movable block has the gag lever post, the gag lever post can the activity card be in the spread groove, two be provided with the crossbeam between the metal support, both sides have been seted up the movable groove on the relative lateral wall of metal support, the both ends fixed mounting of crossbeam has the slider, slider movable mounting is in the movable groove, the tooth's socket has been seted up on the crossbeam, movable mounting has the stopper between the stopper, gear movable block is between the tooth socket, the bottom fixed mounting of stopper has lifting hook device.
Preferably, the movable groove is internally and movably provided with a threaded rod, the position, corresponding to the threaded rod, of the metal support is fixedly provided with a driving motor, an output shaft of the driving motor penetrates through the metal support and is fixedly connected with the threaded rod, the sliding block is provided with a threaded groove, and the sliding block is movably arranged on the threaded rod through the threaded groove.
Preferably, a servo motor is fixedly arranged on the outer side of the limiting block, and an output shaft of the servo motor penetrates through the limiting block and is fixedly connected with the gear.
Preferably, the teeth on the gear are capable of intermesh with the tooth slots.
Preferably, the top of the limiting rod can be movably clamped in the clamping groove.
Preferably, the lines in the thread grooves are matched with the lines on the threaded rod.
Preferably, a pulley is movably arranged below the sliding block, and the pulley can move in the movable groove.
Preferably, a base is fixedly arranged at the bottom of the fixed block, and two groups of screw nails are movably arranged on the base.
The working principle and the beneficial effects of the utility model are as follows:
1. according to the utility model, the metal support is moved upwards or downwards to adapt to the height of the factory building, at the moment, the movable block is pushed, the limiting rods on the movable block are pushed into the connecting grooves, the two groups of limiting rods are clamped in the clamping grooves on the telescopic rods, the telescopic rods are fixed, and the problem that the metal support on the crane cannot be adjusted and has low applicability is avoided.
2. According to the utility model, the drive motor is started to drive the threaded rod to rotate, and the threaded rod can control the sliding block to move in the movable groove, so that the cross beam can be driven to stably move between the metal brackets, and the problem that the cross beam is easy to shake back and forth on the brackets due to inertia in use to influence construction is avoided.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the utility model at a in fig. 1.
Fig. 3 is a schematic diagram of the utility model at B in fig. 1.
Fig. 4 is a schematic view of a partial structure of the present utility model.
In the figure:
1. a metal bracket; 2. a fixed block; 3. a telescopic rod; 4. a movable block; 5. a base; 6. a driving motor; 7. a movable groove; 8. a threaded rod; 9. a cross beam; 10. a hook means; 11. a gear; 12. a limiting block; 13. a servo motor; 14. tooth slots; 15. a clamping groove; 16. a connecting groove; 17. a limit rod; 18. a thread groove; 19. a pulley; 20. a sliding block.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.
Referring to fig. 1-4, the present utility model provides a low-clearance single-beam bridge crane technical scheme: comprises a metal bracket 1, a fixed block 2 is arranged below the metal bracket 1, a telescopic rod 3 is arranged between the metal bracket 1 and the fixed block 2, the telescopic rod 3 is fixedly arranged in the fixed block 2, the top of the telescopic rod 3 is fixedly connected with the bottom of the fixed block 2, clamping grooves 15 are uniformly formed on the side wall of the telescopic rod 3 at equal intervals, a connecting groove 16 is formed at the position corresponding to the clamping groove 15 on the fixed block 2, a movable block 4 is movably arranged on the outer side of the fixed block 2, a limiting rod 17 is fixedly arranged on the inner side of the movable block 4, the limiting rod 17 can be movably clamped in the connecting groove 16, a cross beam 9 is arranged between the two metal brackets 1, movable grooves 7 are formed on the opposite side walls of the metal brackets 1 on two sides, sliding blocks 20 are fixedly arranged at two ends of the cross beam 9, the sliding blocks 20 are movably arranged in the movable grooves 7, tooth grooves 14 are formed on the cross beam 9, the limiting block 12 is movably arranged on the cross beam 9, the gear 11 is movably arranged between the limiting blocks 12, the gear 11 is movably clamped between the tooth grooves 14, the lifting hook device 10 is fixedly arranged at the bottom of the limiting block 12, the fixed block 2 is fixed at a designated position, the metal bracket 1 is fixed by a crane, the metal bracket 1 moves upwards or downwards to adapt the height of the metal bracket 1 to a factory building, at the moment, the movable block 4 is pushed, the limiting rods 17 on the movable block 4 are pushed into the connecting grooves 16, the two groups of limiting rods 17 are clamped in the clamping grooves 15 on the telescopic rods 3, the telescopic rods 3 are fixed, thereby fixing the metal bracket 1, the problem that the applicability of the metal bracket on the crane cannot be adjusted is avoided, the sliding blocks 20 on two sides of the cross beam 9 can enable the cross beam 9 to move transversely between the metal brackets 1 during lifting, the lifting hook device 10 at the bottom of the limiting block 12 is driven to stably move on the cross beam 9 by the rotational energy of the control gear 11 in the tooth slot 14, so that the position can be conveniently adjusted.
Further, the fixed block 2. The low-clearance single-beam bridge crane with the metal support 1 is characterized in that a threaded rod 8 is movably installed in the movable groove 7, a driving motor 6 is fixedly installed on the metal support 1 corresponding to the threaded rod 8, an output shaft of the driving motor 6 penetrates through the metal support 1 and is fixedly connected with the threaded rod 8, a threaded groove 18 is formed in the sliding block 20, the sliding block 20 is movably installed on the threaded rod 8 through the threaded groove 18, the threaded rod 8 can be driven to rotate by starting the driving motor 6, the sliding block 20 can be controlled to move in the movable groove 7 by the threaded rod 8, and therefore the cross beam 9 can be driven to stably move between the metal supports 1, and the problem that construction is affected by inertia on the supports due to the fact that the cross beam is easy to shake back and forth in use is avoided.
Further, the telescopic rod 3 is a low-clearance single-beam bridge crane with the metal bracket 1, and is characterized in that a servo motor 13 is fixedly arranged on the outer side of a limiting block 12, an output shaft of the servo motor 13 penetrates through the limiting block 12 and is fixedly connected with a gear 11, and the gear 11 can be driven to rotate by starting the servo motor 13, so that the limiting block 12 is controlled to move on a cross beam 9.
Further, the movable block 4 is a low clearance single beam bridge crane with the metal bracket 1, which is characterized in that teeth on the gear 11 can be meshed with the tooth grooves 14, and the tooth grooves 14 can be meshed with the gear 11 to enable the movement to be stable and accurate.
Further, the base 5. The low-clearance single-beam bridge crane with the metal bracket 1 is characterized in that the top of the limiting rod 17 can be movably clamped in the clamping groove 15, and the limiting rod 17 is pushed into the clamping groove 15 to limit the clamping groove 15, so that the height can be conveniently adjusted.
Further, the driving motor 6 is a low clearance single beam bridge crane according to the fixed block 2, wherein the lines in the thread grooves 18 are matched with the lines on the threaded rod 8, and the moving direction of the cross beam 9 can be controlled by controlling the rotating direction of the threaded rod 8.
Further, the movable trough 7. A low clearance single beam bridge crane with the metal bracket 1 according to the claims is characterized in that a pulley 19 is movably installed below the sliding block 20, the pulley 19 can move in the movable trough 7, and when the sliding block 20 moves in the movable trough 7, friction force can be reduced through the pulley 19, so that the sliding block 20 can move conveniently.
Further, the threaded rod 8 is a low-clearance single-beam bridge crane with the metal bracket 1, and is characterized in that the bottom of the fixed block 2 is fixedly provided with a base 5, the base 5 is movably provided with two groups of threaded nails, and the device can be stably fixed on the ground through the cooperation of the base 5 and the screws, and meanwhile, the device is convenient to detach and move.
The working principle of the utility model is as follows:
when the device is used, the fixed block 2 is fixed at a specified position through the base 5, the metal bracket 1 is fixed by the crane, the metal bracket 1 moves upwards or downwards, the metal bracket 1 is matched with the height of a factory building, at the moment, the movable block 4 is pushed, the limiting rods 17 on the movable block 4 are pushed into the connecting grooves 16, the two groups of limiting rods 17 are clamped in the clamping grooves 15 on the telescopic rods 3, the telescopic rods 3 are fixed, the metal bracket 1 is further fixed, the threaded rod 8 can be driven to rotate by starting the driving motor 6, the threaded rod 8 can control the sliding block 20 to move in the movable grooves 7, the cross beam 9 can be driven to stably move between the metal brackets 1, the servo motor 13 can be started to drive the gears 11 to rotate, the limiting blocks 12 can be controlled to move on the cross beam 9, the movement can be stable and accurate through the mutual meshing of the tooth grooves 14 and the gears 11, and the limiting blocks 12 can drive the hook device 10 to adjust the position on the cross beam 9 when being moved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a low headroom single-beam bridge crane, includes metal support (1), its characterized in that, the below of metal support (1) is provided with fixed block (2), be provided with telescopic link (3) between metal support (1) and fixed block (2), telescopic link (3) fixed mounting is in fixed block (2), the top and the fixed block (2) bottom fixed connection of telescopic link (3), equidistant even seting up and draw-in groove (15) on the lateral wall of telescopic link (3), connecting slot (16) have been seted up in the position of corresponding draw-in groove (15) on fixed block (2), movable block (4) are installed in the outside movable mounting of fixed block (2), the inboard fixed mounting of movable block (4) has gag lever post (17), gag lever post (17) can the movable clip in connecting slot (16), two be provided with crossbeam (9) between metal support (1), both sides set up movable slot (7) on the lateral wall opposite of metal support (1), slot (9) have been seted up on movable crossbeam (20) in movable mounting crossbeam (20), a gear (11) is movably arranged between the limiting blocks (12), the gear (11) is movably clamped between the tooth grooves (14), and a lifting hook device (10) is fixedly arranged at the bottom of each limiting block (12).
2. The low-clearance single-beam bridge crane according to claim 1, wherein a threaded rod (8) is movably mounted in the movable groove (7), a driving motor (6) is fixedly mounted on the metal support (1) corresponding to the position of the threaded rod (8), an output shaft of the driving motor (6) penetrates through the metal support (1) and is fixedly connected with the threaded rod (8), a threaded groove (18) is formed in the sliding block (20), and the sliding block (20) is movably mounted on the threaded rod (8) through the threaded groove (18).
3. The low-clearance single-beam bridge crane according to claim 1, wherein a servo motor (13) is fixedly arranged on the outer side of the limiting block (12), and an output shaft of the servo motor (13) penetrates through the limiting block (12) to be fixedly connected with the gear (11).
4. A low headroom single beam bridge crane according to claim 1, characterized in that the teeth on the gear wheel (11) are capable of intermesh with the tooth slots (14).
5. The low-clearance single-beam bridge crane according to claim 1, wherein the top of the limiting rod (17) can be movably clamped in the clamping groove (15).
6. A low clearance single beam bridge crane according to claim 2, wherein the thread in the thread groove (18) coincides with the thread on the threaded rod (8).
7. A low clearance single beam bridge crane according to claim 1, characterized in that a pulley (19) is movably mounted under the slider (20), the pulley (19) being movable in a movable trough (7).
8. The low-clearance single-beam bridge crane according to claim 1, wherein a base (5) is fixedly arranged at the bottom of the fixed block (2), and two groups of screw nails are movably arranged on the base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321948591.6U CN220165638U (en) | 2023-07-19 | 2023-07-19 | Low-clearance single-beam bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321948591.6U CN220165638U (en) | 2023-07-19 | 2023-07-19 | Low-clearance single-beam bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220165638U true CN220165638U (en) | 2023-12-12 |
Family
ID=89060896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321948591.6U Active CN220165638U (en) | 2023-07-19 | 2023-07-19 | Low-clearance single-beam bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220165638U (en) |
-
2023
- 2023-07-19 CN CN202321948591.6U patent/CN220165638U/en active Active
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