CN220551054U - Lifting column of automatic telescopic ladder - Google Patents
Lifting column of automatic telescopic ladder Download PDFInfo
- Publication number
- CN220551054U CN220551054U CN202321316581.0U CN202321316581U CN220551054U CN 220551054 U CN220551054 U CN 220551054U CN 202321316581 U CN202321316581 U CN 202321316581U CN 220551054 U CN220551054 U CN 220551054U
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- China
- Prior art keywords
- lifting column
- lifting
- adjusting screw
- connecting plate
- rectangular cylinder
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Links
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 230000003028 elevating effect Effects 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 16
- 238000009434 installation Methods 0.000 abstract description 7
- 210000001503 joint Anatomy 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Ladders (AREA)
Abstract
The utility model discloses a lifting column of an automatic telescopic ladder, which comprises a rectangular cylinder, wherein a lifting rod is arranged in the rectangular cylinder in a sliding manner, an adjusting threaded hole is formed in the bottom surface of the lifting rod, an adjusting screw rod is connected in a rotating manner in the adjusting threaded hole, a rotating groove is formed in the bottom surface of the adjusting screw rod, a rotating block is connected in the rotating groove in a rotating manner, and the cross sections of the rotating groove and the rotating block are T-shaped. According to the lifting column of the automatic telescopic ladder, the position of the connecting plate can be adjusted after the adjusting screw rod rotates, so that the connecting plate can be in butt joint with the connecting mechanism of the lifting component of the telescopic ladder, and the rotating block can rotate in the rotating groove, so that the connecting hole on the connecting plate can be overlapped with the connecting hole of the connecting mechanism of the lifting component, and therefore, a person can conveniently fasten the connecting plate with the connecting mechanism of the lifting component by using screws and the like, and the installation operation of the lifting column is completed, and the lifting column is suitable for being widely popularized and used.
Description
Technical Field
The utility model relates to the technical field of extension ladders, in particular to a lifting column of an automatic extension ladder.
Background
The authorized bulletin number CN212335834U discloses a lifting column for an automatic telescopic ladder, which comprises an outer shaft and an inner shaft, wherein a socket communicated with the inside of the outer shaft is arranged above the outer shaft, and the lower end of the inner shaft passes through the socket and is movably inserted into the outer shaft; a semicircular groove is formed in the middle of the left side and the right side of the inner wall of the outer shaft, the upper ends of the semicircular grooves are communicated with the upper surface of the outer shaft, a sliding strip is vertically fixed in the middle of the left side and the right side of the inner shaft, the sliding strip corresponds to the semicircular groove, and the sliding strip slides into the semicircular groove and is connected with the semicircular groove in an up-down sliding manner; sponge pads are adhered to the inner walls of the semicircular grooves, oil holes communicated with the inner walls of the semicircular grooves are formed in the middle positions above the left side and the right side of the outer wall of the outer shaft, and plugs for sealing the oil holes are embedded in the oil holes; a threaded sleeve is vertically fixed at the middle lower part inside the outer shaft; the utility model has the beneficial effects that: the lifting is stable enough, the shaking is not easy, the lubricating oil is timely added to the center of the part, the abrasion is reduced, and the service life is prolonged.
The existing telescopic ladder lifting column has good lubricating performance, abrasion can be reduced, but in the installation process, the connecting end of the lifting rod cannot be conveniently abutted with the lifting mechanism of the telescopic ladder, the integral installation position of the lifting column needs to be accurately confirmed, and the installation convenience is poor.
Disclosure of Invention
The utility model mainly aims to provide a lifting column of an automatic telescopic ladder, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides an automatic telescopic ladder's lifting column, includes the rectangle section of thick bamboo, the rectangle section of thick bamboo slides and is provided with the lifter, the adjusting screw hole has been seted up to lifter bottom surface, adjusting screw hole internal rotation is connected with adjusting screw, the rotation groove has been seted up to adjusting screw bottom surface, the rotation inslot internal rotation is connected with the rotor, the cross-section of rotor and rotor is the T type, the rotor bottom is located the rotor outside and fixed mounting has the connecting plate.
Further, electric cylinders are fixedly installed at the tops of two sides of the rectangular cylinder, the output ends of the electric cylinders are located in the rectangular cylinder and fixedly installed with clamping plates, and accommodating grooves for accommodating the clamping plates are formed in the surfaces of the tops of two sides of the rectangular cylinder.
Further, a rectangular frame body is fixedly arranged at the bottom of the periphery of the rectangular cylinder 1, and a fixing hole is formed in the surface of the top of the rectangular frame body in a penetrating manner.
Further, the top of the lifting rod is fixedly provided with a bearing plate, and the peripheral surface of the top of the connecting plate is provided with a connecting threaded hole.
Further, a rubber pad is connected to one side of the clamping plate in a gluing mode.
Compared with the prior art, the utility model has the following beneficial effects:
through setting up adjusting screw, connecting plate and turning block, the position of connecting plate can be adjusted after adjusting screw rotates to make the connecting plate can dock with the coupling mechanism of telescopic ladder lifting part, and, because the turning block can be in the rotation groove internal rotation, consequently, the connecting hole on the connecting plate can coincide mutually with lifting part coupling mechanism's connecting hole, thereby be convenient for personnel use fastening such as screw be connected the coupling mechanism of connecting plate and lifting part, in order to accomplish the installation work of this lift post, this lift post can adjust the position of connecting plate after the installation, thereby be convenient for personnel be connected the lifting mechanism of telescopic ladder with the lifter of this lift post, in order to improve the installation convenience.
Drawings
Fig. 1 is a schematic view of the overall structure of a lifting column of an automatic extension ladder according to the present utility model.
Fig. 2 is a schematic sectional view of a lifting column of an escalator according to the present utility model.
Fig. 3 is an enlarged schematic view of a portion a of a lifting column of an escalator according to the present utility model.
Fig. 4 is an enlarged view of part B of the lifting column of the escalator of the present utility model.
In the figure: 1. a rectangular cylinder; 2. an electric cylinder; 3. a lifting rod; 4. a carrying plate; 5. a rectangular frame; 6. a fixing hole; 7. a rotating block; 8. adjusting a screw; 9. a connecting plate; 10. a connecting threaded hole; 11. adjusting the threaded hole; 12. a receiving groove; 13. a clamping plate; 14. a rubber pad; 15. the groove is rotated.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1, 2 and 3, a lifting column of an automatic telescopic ladder comprises a rectangular cylinder 1, wherein a lifting rod 3 is arranged in the rectangular cylinder 1 in a sliding manner, an adjusting threaded hole 11 is formed in the bottom surface of the lifting rod 3, an adjusting screw rod 8 is rotationally connected to the adjusting threaded hole 11, a rotating groove 15 is formed in the bottom surface of the adjusting screw rod 8, a rotating block 7 is rotationally connected to the rotating groove 15, the cross sections of the rotating groove 15 and the rotating block 7 are of a T shape, the bottom of the rotating block 7 is located outside the rotating block 7 and fixedly provided with a connecting plate 9, the rotating block 7 cannot be separated from the rotating groove 15, therefore, the connecting plate 9 cannot be separated from the lifting rod 3, a person can manually rotate the adjusting screw rod 8 according to the position of a telescopic ladder lifting part, and therefore the position of the connecting plate 9 can be changed, and the connecting plate 9 can be in butt joint with a connecting mechanism of the telescopic ladder lifting part.
As shown in fig. 1 and 4, the top parts of two sides of the rectangular cylinder 1 are fixedly provided with the electric cylinders 2, the output ends of the electric cylinders 2 are located in the rectangular cylinder 1 and are fixedly provided with the clamping plates 13, the surfaces of the top parts of two sides in the rectangular cylinder 1 are provided with accommodating grooves 12 for accommodating the clamping plates 13, personnel can control the two electric cylinders 2 to work, so that the two clamping plates 13 are driven to clamp and fix the lifting rod 3, and the load of a mechanism for lifting the lifting rod 3 from the bottom is reduced.
As shown in fig. 1, a rectangular frame 5 is fixedly mounted at the bottom of the periphery of the rectangular cylinder 1, a fixing hole 6 is formed in the top surface of the rectangular frame 5 in a penetrating manner, and a person can connect the rectangular frame 5 with a corresponding mechanism of the telescopic ladder, so that the lifting column is fixed at a specified position.
Wherein, as shown in fig. 1, the top of the lifting rod 3 is fixedly provided with a bearing plate 4, the peripheral surface of the top of the connecting plate 9 is provided with a connecting threaded hole 10, personnel can connect the top of the lifting rod 3 with a corresponding mechanism of the telescopic ladder through the bearing plate 4, and the connecting threaded hole 10 of the connecting plate 9 can coincide with a corresponding connecting hole of the lifting component of the telescopic ladder, so that the personnel can use a fastener such as a screw to connect the connecting plate 9 with the lifting component of the telescopic ladder.
As shown in fig. 4, a rubber pad 14 is glued and connected to one side of the clamping plate 13, and the rubber pad 14 has good deformability and can fully contact the lifting rod 3.
It should be noted that, the utility model is an automatic telescopic ladder lifting column, a worker firstly fixes the rectangular cylinder 1 on a designated mechanism of the telescopic ladder, then, the worker can manually rotate the adjusting screw 8 according to the position of the lifting component of the telescopic ladder, so as to change the position of the connecting plate 9, further, the connecting plate 9 can be in butt joint with the connecting mechanism of the lifting component of the telescopic ladder, and the rotating block 7 can rotate in the rotating groove 15, so that the connecting hole on the connecting plate 9 can coincide with the connecting hole of the connecting mechanism of the lifting component, and the worker can conveniently use screws and the like to fasten the connecting plate 9 with the connecting mechanism of the lifting component, so as to complete the installation operation of the lifting column.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an automatic elevating column of extension ladder, includes rectangular cylinder (1), its characterized in that: the utility model discloses a rectangular cylinder (1) is provided with lifter (3) in the slip, adjusting screw hole (11) have been seted up to lifter (3) bottom surface, adjusting screw hole (11) internal rotation is connected with adjusting screw (8), rotation groove (15) have been seted up on adjusting screw (8) bottom surface, rotation groove (15) internal rotation is connected with rotating block (7), the cross-section of rotating groove (15) and rotating block (7) is the T type, rotating block (7) bottom is located outside rotating block (7) and fixed mounting has connecting plate (9).
2. The escalator lifting column of claim 1, wherein: the electric cylinder (2) is fixedly arranged at the tops of two sides of the rectangular cylinder (1), the output end of the electric cylinder (2) is positioned in the rectangular cylinder (1) and is fixedly provided with the clamping plate (13), and the surfaces of the tops of two sides in the rectangular cylinder (1) are provided with the accommodating grooves (12) for accommodating the clamping plate (13).
3. The escalator lifting column of claim 1, wherein: the bottom of the periphery of the rectangular cylinder (1) is fixedly provided with a rectangular frame body (5), and the top surface of the rectangular frame body (5) is provided with a fixing hole (6) in a penetrating way.
4. The escalator lifting column of claim 1, wherein: the lifting rod (3) is fixedly provided with a bearing plate (4) at the top, and the peripheral surface of the top of the connecting plate (9) is provided with a connecting threaded hole (10).
5. The escalator lifting column of claim 2, wherein: one side of the clamping plate (13) is connected with a rubber pad (14) in a gluing way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321316581.0U CN220551054U (en) | 2023-05-29 | 2023-05-29 | Lifting column of automatic telescopic ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321316581.0U CN220551054U (en) | 2023-05-29 | 2023-05-29 | Lifting column of automatic telescopic ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220551054U true CN220551054U (en) | 2024-03-01 |
Family
ID=90001963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321316581.0U Active CN220551054U (en) | 2023-05-29 | 2023-05-29 | Lifting column of automatic telescopic ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220551054U (en) |
-
2023
- 2023-05-29 CN CN202321316581.0U patent/CN220551054U/en active Active
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