CN222066093U - A lifting frame for construction - Google Patents
A lifting frame for construction Download PDFInfo
- Publication number
- CN222066093U CN222066093U CN202420615789.0U CN202420615789U CN222066093U CN 222066093 U CN222066093 U CN 222066093U CN 202420615789 U CN202420615789 U CN 202420615789U CN 222066093 U CN222066093 U CN 222066093U
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- movable
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- rod
- lifting frame
- cams
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000013016 damping Methods 0.000 abstract description 13
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 235000004443 Ricinus communis Nutrition 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 238000009435 building construction Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Types And Forms Of Lifts (AREA)
Abstract
The utility model discloses a lifting frame for construction, which comprises a bottom plate, wherein the bottom of the bottom plate is provided with a plurality of casters, a base is arranged above the bottom plate, and a vertical plate, a lifting rod and a movable frame are arranged above the base; the movable seat is connected with the guide rod in an up-down sliding way, spring damping is arranged between the upper part of the bottom plate and the bottom of the movable seat, support columns are arranged at four corners of the bottom of the movable frame, a plurality of rotatable cams are arranged on two sides of the base, and the cams are arranged in a propping way with the upper surface of the movable frame; the automatic control device also comprises a driving mechanism for driving the cam to rotate, and the simple switching of the supporting mode is realized in an automatic mode, so that the workload of workers is reduced, and the efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of lifting frames, in particular to a lifting frame for construction.
Background
The building construction refers to the production activity of engineering construction implementation stage, which is the construction process of various buildings, and can be said to be the process of changing various lines on a design drawing into real objects at a designated place. The method comprises foundation engineering construction, main body structure construction, roof engineering construction, decoration engineering construction and the like. The construction site is called a building construction site or a construction site, and is also called a construction site, and when the building is constructed at a high place, a lifting frame is usually required to assist in completing the high place operation.
As the prior art, chinese patent CN218438132U proposes a building construction crane, which realizes simple switching of supporting modes, but in this technical scheme, the threaded rods at two sides still need to be rotated manually to realize pushing the cross plates to move downwards, the operation mode is complex, the efficiency is limited, and the space to be improved is still available.
Disclosure of utility model
The utility model aims to provide a lifting frame for construction, which realizes simple switching of supporting modes in an automatic mode, reduces the workload of workers and improves the efficiency.
The utility model adopts the following technical scheme to solve the technical problems: the lifting frame for construction comprises a bottom plate, wherein a plurality of casters are arranged at the bottom of the bottom plate, a base is arranged above the bottom plate, and a vertical plate, a lifting rod and a movable frame are arranged above the base; the movable seat is connected with the guide rod in an up-down sliding way, spring damping is arranged between the upper part of the bottom plate and the bottom of the movable seat, support columns are arranged at four corners of the bottom of the movable frame, a plurality of rotatable cams are arranged on two sides of the base, and the cams are arranged in a propping way with the upper surface of the movable frame; and a driving mechanism for driving the cam to rotate.
According to the technical scheme, when the supporting mode is the truckle, the driving mechanism drives the cam to rotate, the radius between the cam and the movable frame is changed, thereby pushing the movable seat to move downwards, the movable seat slides with the guide rod, the movable seat prevents deflection, the support column is abutted to the ground after moving downwards, thereby lifting the truckle, the supporting mode is switched, meanwhile, the movable seat faces to the extrusion spring damping, the spring damping is used for buffering and damping the movable seat, so that stability is improved, when the supporting mode is switched again, the driving mechanism controls the cam to rotate again, the spring damping resets to drive the movable seat to move upwards, the truckle contacts with the ground again, the simple switching of the supporting mode is realized through an automatic mode, the workload of staff is lightened, and efficiency is improved.
As a further optimization of the utility model, the two sides of the base are provided with the connecting frames, the driving mechanism comprises a rotating shaft arranged on the connecting frames and a motor, an output shaft of the motor is connected with one end of the rotating shaft, and the cam is connected with the other end of the rotating shaft.
By adopting the technical scheme, the motor is started, and the motor drives the rotating shaft to rotate, so that the cam is driven to rotate.
As a further optimization of the utility model, the rotating shaft is provided with a pair of cams, and the motors are double-shaft motors and are connected with the pair of rotating shafts.
As a further optimization of the utility model, the surface of the support column is provided with external threads, a plurality of sliding grooves are formed in the circumferential direction, the bottoms of the sliding grooves are rotationally connected with the support rod, the upper part of the sliding grooves is slidingly connected with the movable rod, the end part of the movable rod is rotationally connected with the end part of the support rod, the support column is sheathed with the compression ring through threads, and the bottom of the compression ring is abutted to the upper end of the movable rod.
By adopting the technical scheme, when the support frame is abutted to the ground, the rotary support rod is flatly attached to the ground, then the compression ring is screwed, the compression ring moves downwards through the threads and extrudes the end part of the movable rod until the compression is carried out, so that the support rod, the movable rod and the support column are in a triangular structure, the stability of the support column is improved, and the safety of the lifting frame is further improved.
As a further optimization of the utility model, the movable seat is provided with a guide hole and is in sliding connection with the guide rod.
As a further optimization of the utility model, one side of the movable frame is provided with a side-by-side door, and the movable frame further comprises a door bolt for locking or unlocking the side-by-side door.
As a further optimization of the utility model, the base is provided with a cat ladder below one side of the side-by-side door.
The beneficial effects of the utility model are as follows: when the mode of supporting is the truckle, actuating mechanism drive cam rotates, radius between cam and the movable frame changes, thereby promote movable seat downward displacement, movable seat and guide arm slip, make movable seat prevent the skew, make support column and ground butt after the movable seat moves down, thereby lift up the truckle, realize supporting mode's switching, movable seat is towards extrusion spring damping simultaneously, spring damping carries out buffering shock attenuation to movable seat, thereby improve stability, when the mode of switching again supports, actuating mechanism control cam rotates once more, spring damping resets and drives movable seat and reciprocate, the truckle contacts with ground again, realize supporting mode's simple switching through automatic mode, the work load of staff is lightened, and efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 1;
Fig. 4 is a schematic bottom view of the support column according to the present utility model.
The meaning of the reference numerals in the figures: 1. a bottom plate; 11. casters; 12. a base; 13. a vertical plate; 14. a lifting rod; 15. a movable frame; 151. split door; 152. a door bolt; 2. a movable seat; 21. a support column; 211. a chute; 3. a cam; 31. a guide rod; 4. a rotating shaft; 5. spring damping; 6. a motor; 7. a support rod; 8. a movable rod; 9. and a compression ring.
Detailed Description
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Referring to fig. 1-3, the embodiment of the present disclosure further provides: the lifting frame for construction comprises a bottom plate 1, wherein a plurality of casters 11 are arranged at the bottom of the bottom plate 1, a base 12 is arranged above the bottom plate 1, a vertical plate 13, a lifting rod 14 and a movable frame 15 are arranged above the base 12, and the vertical plate 13, the lifting rod 14 and the movable frame 15 are all of structures disclosed in the prior art, and are not described in excessive detail in the embodiment;
the movable seat 2 is connected with the guide rod 31 in an up-down sliding manner, specifically, the movable seat 2 is provided with a guide hole and is connected with the guide rod 31 in a sliding manner, a spring damper 5 is arranged between the upper part of the bottom plate 1 and the bottom of the movable seat 2, support columns 21 are arranged at four corners of the bottom of the movable frame 15, a plurality of rotatable cams 3 are arranged on two sides of the base 12, and the cams 3 are in abutting connection with the upper surface of the movable frame 15; the two sides of the base 12 are provided with connecting frames, each connecting frame is provided with a pair of rotating shafts 4 and a motor 6, the motors 6 are connected in a double-shaft mode, two output shafts of the motors 6 are connected with the pair of rotating shafts 4, the pair of rotating shafts 4 are connected with the pair of cams 3, and the total four cams 3 are distributed in a rectangular mode;
Further, the surface of the supporting column 21 is provided with external threads, a plurality of sliding grooves 211 are formed in the circumferential direction, the bottom of each sliding groove 211 is rotationally connected with a supporting rod 7, a movable rod 8 is slidingly connected above each sliding groove 211, the end part of each movable rod 8 is rotationally connected with the end part of each supporting rod 7, the supporting column 21 is sleeved with a pressing ring 9 through threads, and the bottom of each pressing ring 9 is abutted to the upper end of each movable rod 8;
further, a side of the movable frame 15 is provided with a side-by-side door, and further includes a latch 152 for locking or unlocking the side-by-side door, and the base 12 is provided with a ladder below the side of the side-by-side door.
The principle of the utility model is as follows: when the supporting mode is the castor 11, the motor 6 drives the rotating shaft 4 to rotate, the rotating shaft 4 rotates to drive the cam 3 to rotate, the radius between the cam 3 and the movable frame 15 is changed, so that the movable seat 2 is pushed to move downwards, the movable seat 2 and the guide rod 31 slide, the movable seat 2 is prevented from shifting, the supporting column 21 is abutted with the ground after the movable seat 2 moves downwards, the castor 11 is lifted, the supporting mode is switched, meanwhile, the movable seat 2 faces the extrusion spring damping 5, and the spring damping 5 is used for buffering and damping the movable seat 2, so that the stability is improved;
When support frame and ground butt time, rotatory bracing piece 7 subsides with ground, then screw clamping ring 9, clamping ring 9 moves down and extrudees movable rod 8's tip through the screw thread until compressing tightly to make bracing piece 7, movable rod 8 and support column 21 be the triangle structure, improved the stability of support column 21, further improved the security of crane.
The staff can climb onto the movable frame 15 through the ladder, pull the door bolt 152 and unlock the side-by-side door, and enter the movable frame 15 after opening the side-by-side door;
when the supporting mode is switched again, the motor 6 controls the cam 3 to rotate again, the spring damper 5 resets to drive the movable seat 2 to move upwards, the castor 11 is contacted with the ground again, the simple switching of the supporting mode is realized in an automatic mode, the workload of workers is reduced, and the efficiency is improved;
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 (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420615789.0U CN222066093U (en) | 2024-03-28 | 2024-03-28 | A lifting frame for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420615789.0U CN222066093U (en) | 2024-03-28 | 2024-03-28 | A lifting frame for construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222066093U true CN222066093U (en) | 2024-11-26 |
Family
ID=93541952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420615789.0U Active CN222066093U (en) | 2024-03-28 | 2024-03-28 | A lifting frame for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222066093U (en) |
-
2024
- 2024-03-28 CN CN202420615789.0U patent/CN222066093U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |