CN220578868U - Overload protection device for lifting platform - Google Patents
Overload protection device for lifting platform Download PDFInfo
- Publication number
- CN220578868U CN220578868U CN202322035966.6U CN202322035966U CN220578868U CN 220578868 U CN220578868 U CN 220578868U CN 202322035966 U CN202322035966 U CN 202322035966U CN 220578868 U CN220578868 U CN 220578868U
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- lifting
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- support column
- lifting platform
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- 230000007246 mechanism Effects 0.000 claims abstract description 98
- 230000003028 elevating effect Effects 0.000 description 13
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Abstract
The utility model relates to the technical field of overload protection of lifting platforms, in particular to an overload protection device of a lifting platform, wherein a worker stands on the top of a lifting mechanism or puts goods on the top of the lifting mechanism, the worker or the goods are lifted through the lifting mechanism, then the lifting mechanism is supported and limited through a protection mechanism, the worker or the goods are protected when the lifting mechanism is overloaded or fails, and the protection mechanism is retracted through a storage mechanism when the lifting mechanism descends, so that the practicability of equipment is improved; comprises a lifting mechanism; the lifting mechanism is arranged on the lifting mechanism, and the two groups of protection mechanisms are respectively arranged in the two groups of storage mechanisms; the lifting mechanism lifts staff or cargoes, the protection mechanism protects the lifted lifting mechanism, and the storage mechanism stores the protection mechanism.
Description
Technical Field
The utility model relates to the technical field of overload protection of lifting platforms, in particular to an overload protection device of a lifting platform.
Background
The lifting platform is multifunctional lifting loading and unloading mechanical equipment and can assist workers to perform construction or other operations at high places.
The existing lifting platform such as the crawler self-propelled lifting platform disclosed in the patent with the publication number of CN203048527U and the straight-top type multi-layer lifting platform disclosed in the patent with the publication number of CN203392796U can conveniently finish lifting operation, but in the use process, the existing lifting platform is found to be inconvenient to protect staff or goods on the lifting platform when in overload or failure, so that the practicability is poor, and therefore, an overload protection device for the lifting platform is needed.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the lifting platform overload protection device, which is characterized in that a worker stands on the top of a lifting mechanism or places goods on the top of the lifting mechanism, the worker or the goods are lifted through the lifting mechanism, then the lifting mechanism is supported and limited through a protection mechanism, the worker or the goods are protected when the lifting mechanism is overloaded or fails, and the protection mechanism is retracted through a storage mechanism when the lifting mechanism descends, so that the practicability of the device is improved.
The overload protection device for the lifting platform comprises a lifting mechanism; the lifting mechanism is arranged on the lifting mechanism, and the two groups of protection mechanisms are respectively arranged in the two groups of storage mechanisms;
the lifting mechanism lifts workers or cargoes, the protection mechanism protects the lifted lifting mechanism, and the storage mechanism stores the protection mechanism;
staff stands at elevating system's top, or puts the goods at elevating system's top, goes up and down staff or goods through elevating system, later supports spacingly to elevating system through protection machanism, protects staff or goods when elevating system transships or breaks down, when elevating system descends, packs up protection machanism through storage mechanism to improve the practicality of equipment.
Preferably, the lifting mechanism comprises a base, a lifting frame and a lifting table, wherein the lifting frame is arranged at the top of the base, and the lifting table is arranged at the top of the lifting frame; the lifting platform is adjusted in height by stretching or shrinking the lifting frame, so that the practicability of the equipment is improved.
Preferably, the storage mechanism comprises a storage box, a containing cavity is formed in the storage box, one side in the storage box is an arc surface, and an opening is formed in the top end of the storage box; the protection mechanism is discharged from the storage box through the opening of the storage box, or the protection mechanism is taken in into the storage box, and the protection is stored through the storage box, so that the practicability of the equipment is improved.
Preferably, the protection mechanism comprises a supporting mechanism and a limiting mechanism, wherein the supporting mechanism is arranged in the lifting table, and the limiting mechanism is arranged at the top of the storage box; support the elevating platform that rises through supporting mechanism, it is spacing to the supporting mechanism outside the containing box through stop gear, keep supporting mechanism perpendicular to the top of containing box to improve the practicality of equipment.
Preferably, the supporting mechanism comprises a plurality of groups of supporting sections, a plurality of groups of connecting plates and a plurality of groups of pin shafts, wherein the plurality of groups of pin shafts are respectively positioned between the plurality of groups of supporting sections, limiting holes are respectively formed in the plurality of groups of supporting sections and the plurality of groups of pin shafts, the plurality of groups of connecting plates are respectively inserted into the limiting holes in the plurality of groups of supporting sections and the plurality of groups of pin shafts, the plurality of groups of connecting plates and the plurality of groups of pin shafts are connected together, the bottom end of the connecting seat is rotatably arranged at the top end of the top supporting section, and the top end of the connecting seat is connected with the bottom end of the lifting table; the multiple groups of support joints and the multiple groups of pin shafts are connected together through the multiple groups of connecting plates, then the multiple groups of support joints are pulled out of the storage box along with the lifting platform rising, the right parts of the support joints are supported through the support mechanisms, the right parts of the multiple groups of support joints are clung together and perpendicular to the top end of the storage box, and when the lifting mechanism is overloaded or fails, the lifting platform is supported through the multiple groups of support joints perpendicular to the top end of the storage box, so that the practicability of the equipment is improved.
Preferably, the limiting mechanism comprises a first support column, a second support column, a first support wheel, a second support wheel, a first hydraulic cylinder and a second hydraulic cylinder, wherein the bottom ends of the first support column, the second support column, the first hydraulic cylinder and the second hydraulic cylinder are all rotatably mounted at the top end of the storage box, the first support wheel and the second support wheel are respectively rotatably mounted at the top ends of the first support column and the second support column, and the top ends of the first hydraulic cylinder and the second hydraulic cylinder are respectively rotatably mounted at the side ends of the first support column and the second support column; after the lifting platform is lifted, the first supporting column is contracted through the first hydraulic cylinder, the left end of the first supporting wheel is supported at the right end of the supporting section, the right parts of the adjacent supporting sections are clung to the top end of the containing box and are perpendicular to the top end of the containing box, the lifting platform is supported through the plurality of groups of supporting sections perpendicular to the top end of the containing box, when the lifting platform descends, the first hydraulic cylinder stretches to enable the supporting section of the first supporting wheel principle, meanwhile, the second hydraulic cylinder contracts to enable the second supporting wheel to extrude the left end of the supporting section, the plurality of groups of supporting sections are assisted to bend leftwards, and the plurality of groups of supporting sections are contained in the containing box, so that the practicability of equipment is improved.
Compared with the prior art, the utility model has the beneficial effects that: staff stands at elevating system's top, or puts the goods at elevating system's top, goes up and down staff or goods through elevating system, later supports spacingly to elevating system through protection machanism, protects staff or goods when elevating system transships or breaks down, when elevating system descends, packs up protection machanism through storage mechanism to improve the practicality of equipment.
Drawings
FIG. 1 is a schematic illustration of an axially measured structure of the present utility model;
FIG. 2 is a schematic elevational view of the present utility model;
FIG. 3 is a schematic elevational cross-sectional view of the present utility model;
FIG. 4 is a schematic view of the structure of the present utility model in use;
the reference numerals in the drawings: 1. a base; 2. a lifting frame; 3. a lifting table; 4. a storage box; 5. a support section; 6. a connecting plate; 7. a pin shaft; 8. a connecting seat; 9. a first support column; 10. a second support column; 11. a first support wheel; 12. a second support wheel; 13. a first hydraulic cylinder; 14. and a second hydraulic cylinder.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Examples
As shown in fig. 1 to 4, includes a lifting mechanism; the lifting mechanism is arranged on the lifting mechanism, and the two groups of protection mechanisms are respectively arranged in the two groups of storage mechanisms;
the lifting mechanism lifts workers or cargoes, the protection mechanism protects the lifted lifting mechanism, and the storage mechanism stores the protection mechanism;
the lifting mechanism comprises a base 1, a lifting frame 2 and a lifting table 3, wherein the lifting frame 2 is arranged at the top of the base 1, and the lifting table 3 is arranged at the top of the lifting frame 2;
the accommodating mechanism comprises an accommodating box 4, an accommodating cavity is formed in the accommodating box 4, one side in the accommodating box 4 is an arc surface, and the top end of the accommodating box 4 is provided with an opening;
the protection mechanism comprises a supporting mechanism and a limiting mechanism, wherein the supporting mechanism is arranged in the lifting platform 3, and the limiting mechanism is arranged at the top of the storage box 4;
the supporting mechanism comprises a plurality of groups of supporting sections 5, a plurality of groups of connecting plates 6 and a plurality of groups of pin shafts 7, wherein the plurality of groups of pin shafts 7 are respectively positioned between the plurality of groups of supporting sections 5, limiting holes are respectively formed in the plurality of groups of supporting sections 5 and the plurality of groups of pin shafts 7, the plurality of groups of connecting plates 6 are respectively inserted into the limiting holes in the plurality of groups of supporting sections 5 and the plurality of groups of pin shafts 7, the plurality of groups of connecting plates 6 and the plurality of groups of pin shafts 7 are connected together, the bottom end of a connecting seat 8 is rotatably arranged at the top end of a top supporting section 5, and the top end of the connecting seat 8 is connected with the bottom end of a lifting platform 3;
the limiting mechanism comprises a first support column 9, a second support column 10, a first support wheel 11, a second support wheel 12, a first hydraulic cylinder 13 and a second hydraulic cylinder 14, wherein the bottom ends of the first support column 9, the second support column 10, the first hydraulic cylinder 13 and the second hydraulic cylinder 14 are respectively rotatably mounted at the top end of the storage box 4, the first support wheel 11 and the second support wheel 12 are respectively rotatably mounted at the top ends of the first support column 9 and the second support column 10, and the top ends of the first hydraulic cylinder 13 and the second hydraulic cylinder 14 are respectively rotatably mounted at the side ends of the first support column 9 and the second support column 10;
firstly, a worker stands on the top of the lifting table 3 or puts goods on the top of the lifting table 3, the lifting table 3 is lifted by stretching through the lifting frame 2, a plurality of groups of supporting sections 5 are pulled out of the storage box 4 along with the lifting table 3 lifting, then the first supporting column 9 is contracted through the first hydraulic cylinder 13, the first supporting column 9 is rotated, the left end of the first supporting column 11 is supported on the right end of the supporting section 5, the right parts of the adjacent supporting sections 5 are tightly attached together and are perpendicular to the top end of the storage box 4, the lifting table 3 is supported through the plurality of groups of supporting sections 5 perpendicular to the top end of the storage box 4, when a lifting mechanism is overloaded or fails, the worker or goods on the top of the lifting table 3 is protected through the plurality of groups of supporting sections 5 perpendicular to the top end of the storage box 4, then the lifting table 3 is descended, the first hydraulic cylinder 13 stretches, the first supporting wheel 11 is in principle supported by the supporting sections 5, meanwhile the second hydraulic cylinder 14 is contracted, the second supporting wheel 12 is pressed on the left end of the supporting section 5, the plurality of groups of supporting sections 5 are assisted to bend leftwards, and the plurality of supporting sections 5 are received in the storage box 4.
The first hydraulic cylinder 13 and the second hydraulic cylinder 14 of the overload protection device for the lifting platform are purchased in the market, and a person skilled in the art only needs to install and operate according to the attached use instruction without the creative labor of the person skilled in the art.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (6)
1. The overload protection device of the lifting platform comprises a lifting mechanism; the lifting mechanism is characterized by further comprising two groups of protection mechanisms and two groups of storage mechanisms, wherein the two groups of storage mechanisms are arranged on the lifting mechanism, and the two groups of protection mechanisms are respectively arranged in the two groups of storage mechanisms;
the lifting mechanism lifts staff or cargoes, the protection mechanism protects the lifted lifting mechanism, and the storage mechanism stores the protection mechanism.
2. The lifting platform overload protection device according to claim 1, wherein the lifting mechanism comprises a base (1), a lifting frame (2) and a lifting table (3), the lifting frame (2) is mounted on the top of the base (1), and the lifting table (3) is mounted on the top of the lifting frame (2).
3. The lifting platform overload protection device according to claim 2, wherein the storage mechanism comprises a storage box (4), a containing cavity is formed in the storage box (4), one side in the storage box (4) is an arc surface, and an opening is formed in the top end of the storage box (4).
4. The lifting platform overload protection device according to claim 2, wherein the protection mechanism comprises a supporting mechanism and a limiting mechanism, the supporting mechanism is arranged in the lifting platform (3), and the limiting mechanism is arranged at the top of the storage box (4).
5. The lifting platform overload protection device according to claim 4, wherein the supporting mechanism comprises a plurality of groups of supporting joints (5), a plurality of groups of connecting plates (6) and a plurality of groups of pin shafts (7), the plurality of groups of pin shafts (7) are respectively positioned between the plurality of groups of supporting joints (5), limiting holes are respectively formed in the plurality of groups of supporting joints (5) and the plurality of groups of pin shafts (7), the plurality of groups of connecting plates (6) are respectively inserted into the limiting holes in the plurality of groups of supporting joints (5) and the plurality of groups of pin shafts (7), the plurality of groups of connecting plates (6) and the plurality of groups of pin shafts (7) are connected together, the bottom end of the connecting seat (8) is rotatably arranged at the top end of the top supporting joint (5), and the top end of the connecting seat (8) is connected with the bottom end of the lifting platform (3).
6. The lifting platform overload protection device according to claim 4, wherein the limiting mechanism comprises a first support column (9), a second support column (10), a first support wheel (11), a second support wheel (12), a first hydraulic cylinder (13) and a second hydraulic cylinder (14), the bottom ends of the first support column (9), the second support column (10), the first hydraulic cylinder (13) and the second hydraulic cylinder (14) are rotatably mounted at the top end of the storage box (4), the first support wheel (11) and the second support wheel (12) are rotatably mounted at the top ends of the first support column (9) and the second support column (10) respectively, and the top ends of the first hydraulic cylinder (13) and the second hydraulic cylinder (14) are rotatably mounted at the side ends of the first support column (9) and the second support column (10) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322035966.6U CN220578868U (en) | 2023-07-31 | 2023-07-31 | Overload protection device for lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322035966.6U CN220578868U (en) | 2023-07-31 | 2023-07-31 | Overload protection device for lifting platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220578868U true CN220578868U (en) | 2024-03-12 |
Family
ID=90117817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322035966.6U Active CN220578868U (en) | 2023-07-31 | 2023-07-31 | Overload protection device for lifting platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220578868U (en) |
-
2023
- 2023-07-31 CN CN202322035966.6U patent/CN220578868U/en active Active
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