CN213775212U - Length-adjustable telescopic ladder - Google Patents
Length-adjustable telescopic ladder Download PDFInfo
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- CN213775212U CN213775212U CN202022343360.5U CN202022343360U CN213775212U CN 213775212 U CN213775212 U CN 213775212U CN 202022343360 U CN202022343360 U CN 202022343360U CN 213775212 U CN213775212 U CN 213775212U
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- ladder
- telescopic ladder
- threaded rod
- vertical pole
- pole
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Abstract
The utility model discloses a flexible ladder with adjustable length, including vertical pole, horizontal pole, flexible bearing structure, the quantity of horizontal pole is many, the quantity of vertical pole is two, many the horizontal pole sets up perpendicularly simultaneously two between the vertical pole, each be parallel to each other between the horizontal pole, flexible bearing structure includes telescopic component and supporting component, the supporting component with telescopic component's one end is connected, the vertical pole with telescopic component's other end threaded connection, telescopic component includes the threaded rod, rotates connector and intermediate junction pole, the threaded rod passes through rotate the connector with intermediate junction pole rotates to be connected. The utility model discloses can more conveniently adjust the length of ladder steadily to satisfy service environment's demand, and have simple structure, convenient operation, the high characteristic of stability, be worth using widely.
Description
Technical Field
The utility model relates to a building appliances technical field, concretely relates to telescopic ladder with adjustable length.
Background
The ladder is a common living appliance and is also a building appliance. The tool is characterized in that two long thick rods are used as edges, a cross rod suitable for climbing transversely penetrates through the middle of the tool and is used for climbing, and the ladder is divided into a lifting single ladder and a lifting herringbone ladder.
The existing ladder is not enough in use, is not convenient enough when the height of the ladder is required to be adjusted, is difficult to meet the requirement of a use environment sometimes, and cannot bring better product experience to a user.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: how to more conveniently adjust the length of ladder steadily to satisfy the user demand, provided a length-adjustable's telescopic ladder.
The utility model discloses a solve above-mentioned technical problem through following technical scheme, the utility model discloses a vertical pole, horizontal pole, flexible bearing structure, the quantity of horizontal pole is many, the quantity of vertical pole is two, many the horizontal pole sets up perpendicularly simultaneously two between the vertical pole, each be parallel to each other between the horizontal pole, flexible bearing structure includes flexible subassembly and supporting component, supporting component with flexible subassembly's one end is connected, the vertical pole with flexible subassembly's other end threaded connection.
Furthermore, the telescopic assembly comprises a threaded rod, a rotary connector and an intermediate connecting rod, and the threaded rod is rotatably connected with the intermediate connecting rod through the rotary connector.
Furthermore, an inner thread groove matched with the threaded rod is formed in the longitudinal rod.
Furthermore, the threaded rod is provided with an external thread matched with the internal thread groove, and the lower part of the outer surface of the threaded rod is provided with a clamping groove convenient for clamping.
Furthermore, the rotating connector comprises a rotating disc arranged on the threaded rod and a disc groove arranged on the intermediate connecting rod, and the rotating disc is positioned in the disc groove and is connected with the disc groove in a rotating mode.
Furthermore, a longitudinal guide wheel and a transverse guide wheel are arranged on the rotating disc, and the longitudinal guide wheel and the transverse guide wheel are both arranged in a gap between the rotating disc and the disc groove.
Furthermore, the support assembly comprises a connecting foot, a foot plate and a connecting pin, the connecting foot is connected with the foot plate, and the connecting foot is rotatably connected with the intermediate connecting rod through the connecting pin.
Furthermore, an anti-skid rubber plate for playing an anti-skid role is arranged on the foot plate.
Furthermore, the ladder further comprises a top wheel, the top wheel is arranged at the top of the longitudinal rod, a rotating shaft is arranged between the top wheel and the longitudinal rod, and the top wheel is rotatably connected with the longitudinal rod through the rotating shaft.
Furthermore, the top wheel is provided with longitudinal anti-slip lines for preventing the ladder from sliding transversely on the building surface.
Compared with the prior art, the utility model has the following advantages: can more conveniently adjust the length of ladder steadily to satisfy service environment's demand, and have simple structure, convenient operation, the high characteristic of stability, be worth using widely.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a combined view of the telescoping assembly and the support assembly of the present invention;
FIG. 3 is a view of the top wheel and the vertical rod of the present invention;
fig. 4 is a schematic structural view of the middle top wheel of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1 to 4, the present embodiment provides a technical solution: the utility model provides a telescopic ladder with adjustable length, includes vertical pole 11, horizontal pole 12, flexible bearing structure includes flexible subassembly and supporting component 24, supporting component 24 with flexible subassembly's one end is connected, vertical pole 11 the lower extreme with flexible subassembly's other end threaded connection, the quantity of horizontal pole 12 is many, vertical pole 11 is two, many horizontal pole 12 sets up perpendicularly two simultaneously between the vertical pole 11, each be parallel to each other between the horizontal pole 12.
The telescopic assembly comprises a threaded rod 21, a rotary connector 22 and an intermediate connecting rod 23, the lower end of the threaded rod 21 is rotatably connected with the intermediate connecting rod 23 through the rotary connector 22, so that the resistance when the threaded rod 21 is screwed can be effectively reduced, and the adjusting process is more labor-saving.
The lower end of the vertical rod 11 is provided with an internal thread groove 14 matched with the threaded rod 21.
The threaded rod 21 is provided with an external thread 211, the lower part of the outer surface of the threaded rod 21 is provided with a clamping groove 212, and the clamping groove 212 is mainly used for clamping tools such as a wrench and the like, so that the whole threaded rod 21 is conveniently screwed.
The rotating connector 22 comprises a rotating disc 213 arranged at the bottom end of the threaded rod 21 and a disc groove 231 arranged at the top end of the intermediate connecting rod 23, and the rotating disc 213 is positioned inside the disc groove 231 and is rotatably connected with the disc groove. The disc groove 231 is integrally formed with the intermediate link 23.
The upper end edge and the lower end edge of the rotating disc 213 are both provided with a longitudinal guide wheel 2132, the side edge is provided with a transverse guide wheel 2131, and the longitudinal guide wheel 2132 and the transverse guide wheel 2131 are both arranged in the gap between the rotating disc 213 and the disc groove 231, so that the rotation of the threaded rod 21 is more labor-saving, and the service life of the ladder is also ensured.
The support assembly 24 comprises a connecting leg 242, a foot plate 241 and a connecting pin 243, wherein the lower end of the connecting leg 242 is welded to the foot plate 241, and the upper end of the connecting leg 242 is rotatably connected with the lower end of the intermediate connecting rod 23 through the connecting pin 243.
The foot plate 241 is provided with an anti-slip rubber plate 244 for playing an anti-slip role, and the anti-slip rubber plate 244 can also be provided with anti-slip teeth or other structures capable of playing an anti-slip role according to the field use environment.
The ladder also comprises a top wheel 13, wherein the top wheel 13 is arranged at the top of the longitudinal rods 11, a rotating shaft 131 is arranged between the longitudinal rods 11, and the top wheel 13 is rotatably connected with the longitudinal rods 11 through the rotating shaft 131. The top wheel 13 is used to further function as a rotational resistance.
The top wheel 13 is provided with longitudinal anti-slip threads 132 for preventing the ladder from sliding laterally on the building surface, thus ensuring the safety of the user.
The working principle is as follows: when the ladder is used, the ladder is moved to a designated position, the ladder frame is erected, the top wheels 13 are attached to the building surface, then the length of the ladder is adjusted according to the distance from the target position, so that the use requirement is met, and during adjustment, an operator utilizes tools such as a wrench and the like to simultaneously rotate the threaded rods 21 on two sides, so that the total length of the ladder is changed. And the utility model discloses the ladder can also carry out length adjustment when the user stands on the ladder, very laborsaving. In the adjusting process, the angle between the supporting component 24 and the telescopic component can be changed, after the adjustment is finished, the connecting pin 243 is locked through the bolt to fix the angle between the supporting component 24 and the telescopic component, accidental sliding of the ladder in use can be effectively avoided, and the adjusting device is practical.
In conclusion, the length of the telescopic ladder with the adjustable length can be adjusted more conveniently and stably, so that the requirement of the use environment is met, and the telescopic ladder has the characteristics of simple structure, convenience in operation and high stability, and is worthy of being popularized and used.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A telescopic ladder with adjustable length is characterized in that: including vertical pole, horizontal pole, flexible bearing structure, the quantity of horizontal pole is many, the quantity of vertical pole is two, many the horizontal pole sets up perpendicularly simultaneously two between the vertical pole, each be parallel to each other between the horizontal pole, flexible bearing structure includes flexible subassembly and supporting component, the supporting component with flexible subassembly's one end is connected, the vertical pole with flexible subassembly's other end threaded connection.
2. A length adjustable telescopic ladder as claimed in claim 1, wherein: the telescopic assembly comprises a threaded rod, a rotary connector and an intermediate connecting rod, and the threaded rod passes through the rotary connector and the intermediate connecting rod to be rotatably connected.
3. A length adjustable telescopic ladder as claimed in claim 2, wherein: and an inner thread groove matched with the threaded rod is formed in the longitudinal rod.
4. A length adjustable telescopic ladder as claimed in claim 3, wherein: the threaded rod is provided with external threads matched with the internal thread grooves, and the threaded rod is provided with a clamping groove convenient to clamp.
5. A length adjustable telescopic ladder as claimed in claim 4, wherein: the rotating connector comprises a rotating disc arranged on the threaded rod and a disc groove arranged on the intermediate connecting rod, and the rotating disc is positioned in the disc groove and movably connected with the disc groove.
6. A length adjustable telescopic ladder as claimed in claim 5, wherein: the rotating disc is provided with a longitudinal guide wheel and a transverse guide wheel, and the longitudinal guide wheel and the transverse guide wheel are both arranged in a gap between the rotating disc and the disc groove.
7. A length adjustable telescopic ladder as claimed in claim 6, wherein: the supporting assembly comprises a connecting foot, a foot plate and a connecting pin, the connecting foot is connected with the foot plate, and the connecting foot is rotatably connected with the middle connecting rod through the connecting pin.
8. A length adjustable telescopic ladder as claimed in claim 7, wherein: the sole is provided with an anti-skid rubber plate for playing an anti-skid role.
9. A length adjustable telescopic ladder as claimed in claim 8, wherein: the ladder still includes the knock-out pulley, the knock-out pulley sets up the top of vertical pole, with be provided with the axis of rotation between the vertical pole, the knock-out pulley passes through the axis of rotation with the vertical pole rotates to be connected.
10. A length adjustable telescopic ladder as claimed in claim 9, wherein: and longitudinal anti-slip lines for preventing the ladder from transversely sliding on the building surface are arranged on the top wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022343360.5U CN213775212U (en) | 2020-10-20 | 2020-10-20 | Length-adjustable telescopic ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022343360.5U CN213775212U (en) | 2020-10-20 | 2020-10-20 | Length-adjustable telescopic ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213775212U true CN213775212U (en) | 2021-07-23 |
Family
ID=76910032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022343360.5U Active CN213775212U (en) | 2020-10-20 | 2020-10-20 | Length-adjustable telescopic ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213775212U (en) |
-
2020
- 2020-10-20 CN CN202022343360.5U patent/CN213775212U/en active Active
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