CN217051476U - Lifting platform - Google Patents
Lifting platform Download PDFInfo
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- CN217051476U CN217051476U CN202220232362.3U CN202220232362U CN217051476U CN 217051476 U CN217051476 U CN 217051476U CN 202220232362 U CN202220232362 U CN 202220232362U CN 217051476 U CN217051476 U CN 217051476U
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Abstract
The utility model discloses a promote platform, including carrying thing board, elevating system is used for going up and down to carrying the thing board, elevating system arranges in on the major structure, the major structure is fixed on lift platform. The lifting mechanism is connected with the carrying plate through chains, at least four lifting mechanisms and at least four chains are arranged, and the four chains are respectively arranged at the four corners of the carrying plate so that the carrying plate is stressed evenly; a main body structure for supporting the whole system is arranged on the lifting platform on the uppermost layer, a reversing pulley for changing the direction of the chain is arranged on the main body structure, and the height of the reversing pulley is higher than that of the lifting mechanism, so that the height of the lifting mechanism is lower than the highest height of the carrying plate which can be lifted; be equipped with the safety lock mechanism who is used for bearing the weight of and carry the thing board on every layer of lift platform's opening and should promote the platform and promote carrying the thing board through a plurality of loop chain electric block, promote the process stable, improve the utilization ratio in bottom space simultaneously.
Description
Technical Field
The utility model relates to a promote platform belongs to hoisting machinery.
Background
The lifting platform is a device for lifting the exhibition vehicle from the first floor to a higher floor, thereby improving the utilization rate of the exhibition hall site. However, the existing lifting platform is unstable in lifting, workers are required to control the maximum height of the lifting of the exhibition car, and meanwhile, when the car carrying platform stops at a high level for a long time, the lifting system is required to continuously work, so that the service life of the lifting system is shortened, the maintenance cost is increased, and the like.
SUMMERY OF THE UTILITY MODEL
The application provides a lifting platform, which has the functions of enabling a vehicle carrying platform to stably rise and stopping driving at the maximum rising height, and can solve the problems that the existing lifting platform is poor in lifting stability and not easy to operate and the like.
For solving the technical problem, the utility model discloses a following technical scheme:
a lifting platform comprises a carrying plate, a lifting mechanism and a main body structure, wherein the lifting mechanism is used for lifting the carrying plate, the lifting mechanism is arranged on the main body structure, and the main body structure is fixed on the lifting platform;
the lifting mechanism is connected with the carrying plate through chains, the number of the lifting mechanism and the number of the chains are at least four, and the four chains are respectively arranged at the four corners of the carrying plate to enable the carrying plate to be stressed uniformly;
a main body structure for supporting the whole system is arranged on the lifting platform on the uppermost layer, a reversing pulley for changing the direction of the chain is arranged on the main body structure, and the height of the reversing pulley is higher than that of the lifting mechanism, so that the height of the lifting mechanism is lower than the highest height of the carrying plate which can be lifted;
and a safety lock mechanism for bearing the loading plate is arranged on the opening of each layer of lifting platform.
Further, elevating system is endless chain electric block, endless chain electric block passes through the electric block support to be fixed in the downside of major structure, endless chain electric block can many linkages or each individual control.
Further, the carrying plate is formed by welding a channel steel, a square tube and a bent piece into a bedplate; the electric hoist support adopts 25a I-steel roof beam and is connected with the major structure through the welding.
Further, safety lock mechanism is including fixing the fixing support at lift platform opening part, still be equipped with the slider in the fixing support, the slider is used for supporting and carries the thing board, still be equipped with the thrust motor in the fixing support, the output and the slider fixed connection of thrust motor, through spring coupling between slider and the fixing support, the spring is used for popping out the slider, the thrust motor is used for withdrawing the slider, safety lock mechanism is equipped with a plurality ofly, and is a plurality of the slider makes the atress of carrying the thing board balanced, a plurality of safety lock mechanism's the height that highly is less than the switching-over pulley.
Furthermore, the chain is connected with the object carrying plate through a pin shaft, the reversing pulley is fixedly connected with the main structure through a pulley support, and the pulley support is directly welded on the main structure.
Further, the part of the main structure close to the pulley support is also provided with a limit switch, the limit switch is matched with the electric chain hoist, and after the object carrying plate rises to the limit switch, the electric chain hoist stops driving, and the object carrying plate does not continue to rise.
The utility model discloses owing to adopt above technical scheme, make it compare with prior art, have following advantage and positive effect: the lifting platform lifts the carrying plate through the four electric chain hoists and the chains, so that the lifting effect is stable; the electric chain hoist can stop driving when the loading plate is lifted to the maximum height by using the limit switch, so that a worker does not need to control the maximum lifting height of the loading plate, and the operation is convenient; and the safety lock mechanism on the lifting platform can bear the loading plate, so that the electric chain hoist does not need to be in a working state for a long time, and the service life of the electric hoist is prolonged.
Drawings
Fig. 1 is a schematic structural view of a raised loading plate in the lifting platform of the present application.
Fig. 2 is a schematic structural diagram of a lowered loading plate in the lifting platform of the present application.
Fig. 3 is a schematic view of the structure at a in fig. 2.
Fig. 4 is a schematic view of the structure of the security lock mechanism in the present application.
Fig. 5 is a schematic structural view of the lifting mechanism and the loading plate in the present application.
Fig. 6 is a side view schematically showing the elevating mechanism and the loading plate according to the present application.
The numbers in the figures are as follows:
1-carrying plate; 2-a lifting mechanism; 3-a main body mechanism; 4-a safety lock system; 21-a chain electric hoist; 22-a chain; 23-a pulley support; 24-a diverting pulley; 25-a limiting mechanism; 26-electric hoist support; 41-a thrust motor; 42-a slide block; 43-a spring; 44-fixed support.
Detailed Description
The following describes a lifting platform according to the present invention in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent in conjunction with the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
Referring to fig. 1, fig. 2, and fig. 5, the lifting platform provided in this embodiment includes a carrying plate, a lifting mechanism, and a main structure, where the lifting mechanism is used to lift the carrying plate, the lifting mechanism is disposed on the main structure, and the main structure is fixed on the lifting platform. For example, the carrying plate is formed by welding a channel steel, a square tube and a bent piece into a bedplate;
elevating system passes through the chain and is connected with carrying the thing board, elevating system and chain set up four at least, four the chain is arranged in respectively and is carried the part at four angles of thing board and make and carry the thing board atress balanced. For example, the lifting mechanism is a chain electric hoist, the chain electric hoist is fixed on the lower side of the main body structure through a hoist bracket, and the chain electric hoist can be linked in multiple ways or controlled individually; the plurality of the electric chain hoists are connected with the carrying plate through the plurality of chains, and the four chains connected with the electric chain hoists can be in the same length through independent control, so that the carrying plate can be controlled to stably rise when the electric chain hoists are linked; the electric hoist support adopts 25a I-steel roof beam and is connected with the major structure through the welding.
As shown in fig. 2, 3, and 6, the uppermost lifting platform is provided with a main structure for supporting the entire system, the main structure is provided with a reversing pulley for changing the direction of the chain, and the height of the reversing pulley is higher than that of the lifting mechanism, so that the height of the lifting mechanism is lower than the highest height at which the carrier plate can rise. Lifting platform is equipped with two-layerly, and second floor lifting platform's downside is arranged in to major structure, then elevating system just can set up in major structure, when needs will carry the thing board and descend to the first layer, can contract the chain through chain electric block, makes and carries the thing board one section distance that rises, exceeds about two layers of floor two centimetres, drives thrust motor this moment, and thrust motor pulling slider withdraws the slider, then rethread chain electric block release chain, makes and carries the thing board decline.
As shown in fig. 3, 4 and 6, a safety lock mechanism for carrying the carrier plate is arranged on the opening of each layer of lifting platform. Safety lock mechanism is including fixing the fixing support at lift platform opening part, still be equipped with the slider in the fixing support, the slider is used for supporting and carries the thing board, still be equipped with thrust motor in the fixing support, thrust motor's output and slider fixed connection, pass through spring coupling between slider and the fixing support, the spring is used for popping out the slider, thrust motor is used for withdrawing the slider, safety lock mechanism is equipped with a plurality ofly, and is a plurality of the slider makes the atress of carrying the thing board balanced, and is a plurality of safety lock mechanism highly is less than the height of switching-over pulley.
As shown in fig. 2, 3 and 6, the chain is connected with the loading plate through a pin shaft, the reversing pulley is fixedly connected with the main structure through a pulley support, and the pulley support is directly welded on the main structure.
Referring to fig. 1, 3 and 4, a limit switch is further arranged on a portion, close to the pulley bracket, of the main body structure, and the limit switch is matched with the electric chain hoist. For example, in the process of ascending, the thrust motor is always in a working state, the sliding block is kept to be always retracted in the sliding block support, after the object carrying plate ascends to the part of the limit switch, the electric chain hoist is powered off to stop driving, the object carrying plate does not continuously ascend, the object carrying plate is two centimeters away from a second floor, then the thrust motor stops driving, the sliding block stretches out through the elastic force of the spring, the chain is released by the driving electric chain hoist to enable the object carrying plate to descend, the object carrying plate is supported by the sliding block, the chain is kept in a loose state, therefore, the electric chain hoist does not need to be continuously in the working state, and the service life of the electric chain hoist is prolonged.
The carrying plate can also lift, display or hide articles such as medical equipment, furniture and household appliances; the lifting platform can be provided with one layer, the carrying plate can be lifted through the lifting mechanism, large objects such as beds and the like can be hidden in a small space, the carrying plate is put down when the lifting platform needs to be used, and objects needing to be hidden are lifted through the carrying plate when the lifting platform does not need to be used, so that the utilization rate of the space is increased.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. A lifting platform comprises a carrying plate, a lifting mechanism and a main body structure, wherein the lifting mechanism is used for lifting the carrying plate, the lifting mechanism is arranged on the main body structure, the main body structure is fixed on the lifting platform,
the lifting mechanism is connected with the carrying plate through chains, the number of the lifting mechanism and the number of the chains are at least four, and the four chains are respectively arranged at the four corners of the carrying plate to enable the carrying plate to be stressed uniformly;
a main body structure for supporting the whole system is arranged on the lifting platform on the uppermost layer, a reversing pulley for changing the direction of the chain is arranged on the main body structure, and the height of the reversing pulley is higher than that of the lifting mechanism, so that the height of the lifting mechanism is lower than the highest height of the carrying plate which can be lifted;
and a safety lock mechanism for bearing the loading plate is arranged on the opening of each layer of lifting platform.
2. The lift platform of claim 1,
the lifting mechanism is a loop chain electric hoist, the loop chain electric hoist is fixed on the lower side of the main body structure through an electric hoist support, and the loop chain electric hoist can be in multi-station linkage or can be controlled independently.
3. The lift platform of claim 2,
the carrying plate is formed by welding a channel steel, a square tube and a bent piece into a bedplate; the electric hoist support is connected with the main body structure through welding by adopting a 25a I-shaped steel beam.
4. The lift platform of claim 1,
safety lock mechanism is including fixing the fixing support at lift platform opening part, still be equipped with the slider in the fixing support, the slider is used for supporting and carries the thing board, still be equipped with the thrust motor in the fixing support, the output and the slider fixed connection of thrust motor, through spring coupling between slider and the fixing support, the spring is used for popping out the slider, the thrust motor is used for withdrawing the slider, safety lock mechanism is equipped with a plurality ofly, and is a plurality of the slider makes the atress of carrying the thing board balanced, a plurality of safety lock mechanism's the height that highly is less than the switching-over pulley.
5. The lift platform of claim 1,
the chain is connected with the loading plate through a pin shaft, the reversing pulley is fixedly connected with the main structure through a pulley support, and the pulley support is directly welded on the main structure.
6. The lift platform of claim 1,
the main structure is close to pulley support's part and still is equipped with limit switch, limit switch matches with endless chain electric block, and after year thing board rose limit switch's part, endless chain electric block stopped the drive, carries the thing board no longer to continue to rise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220232362.3U CN217051476U (en) | 2022-01-25 | 2022-01-25 | Lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220232362.3U CN217051476U (en) | 2022-01-25 | 2022-01-25 | Lifting platform |
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| Publication Number | Publication Date |
|---|---|
| CN217051476U true CN217051476U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202220232362.3U Active CN217051476U (en) | 2022-01-25 | 2022-01-25 | Lifting platform |
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| CN (1) | CN217051476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115611209A (en) * | 2022-10-18 | 2023-01-17 | 沪东中华造船(集团)有限公司 | Installation platform device for construction of dome of LNG liquid cargo tank and use method |
-
2022
- 2022-01-25 CN CN202220232362.3U patent/CN217051476U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115611209A (en) * | 2022-10-18 | 2023-01-17 | 沪东中华造船(集团)有限公司 | Installation platform device for construction of dome of LNG liquid cargo tank and use method |
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