CN215595442U - Cat ladder with safety device - Google Patents
Cat ladder with safety device Download PDFInfo
- Publication number
- CN215595442U CN215595442U CN202120520589.3U CN202120520589U CN215595442U CN 215595442 U CN215595442 U CN 215595442U CN 202120520589 U CN202120520589 U CN 202120520589U CN 215595442 U CN215595442 U CN 215595442U
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- ladder
- cat ladder
- ladder body
- locking
- stand body
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Abstract
The utility model provides a cat ladder with safety device, including the cat ladder body, the cat ladder body include first cat ladder body and second cat ladder body, be equipped with spacing draw runner on the first cat ladder body, be equipped with on the second cat ladder body with spacing draw runner complex spacing spout, the top symmetry of first cat ladder body is equipped with the connecting axle, be equipped with ratchet on the connecting axle, the last access board that is equipped with of ratchet, the bottom symmetry of first cat ladder body is equipped with the locking hole, the top of second cat ladder body be equipped with locking hole complex locating hole, be equipped with the locking structure in the locating hole, the bottom of second cat ladder body is equipped with the angle modulation seat. By adopting the structure, the ladder body telescopic structure is matched with the ratchet wheel structure at the top, so that the angle can be flexibly adjusted while the ladder stand is stably supported; the safety of the ladder stand is greatly improved by matching the anti-skid structure and the locking structure; the whole device is simple and reasonable in structure, convenient to operate and use and high in practicability.
Description
Technical Field
The utility model relates to the field of power station maintenance tools, in particular to a ladder stand with a safety device.
Background
The cat ladder wide application is in life and industrial field's a lot of occasions, and the pillar of present cat ladder is mostly the straight pole form, and this kind of cat ladder is in the use, and the overlap joint between pillar and the eminence operation face is line contact, and is insecure during the use, has risks such as turning on one's side. In addition, the top end of the pillar of the ladder stand is provided with a fixed hook, the hook can be hung on a high-altitude operation surface when the ladder stand is used, but the area of the lap joint surface of the ladder stand is small, and the hook is in a fixed form and cannot be adjusted according to the inclination angle of the ladder stand when the ladder stand is used. In a word, when the ladder stand is used, the overlapping area between the ladder stand and a high-altitude operation surface is insufficient, and the ladder stand has the risk of side turning during use.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a ladder with a safety device, wherein a ladder body telescopic structure is matched with a ratchet wheel structure at the top part, so that the angle can be flexibly adjusted while the ladder is stably supported; the safety of the ladder stand is greatly improved by matching the anti-skid structure and the locking structure; the whole device is simple and reasonable in structure, convenient to operate and use and high in practicability.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: the utility model provides a cat ladder with safety device, including the cat ladder body, the cat ladder body include first cat ladder body and second cat ladder body, be equipped with spacing draw runner on the first cat ladder body, be equipped with on the second cat ladder body with spacing draw runner complex spacing spout, the top symmetry of first cat ladder body is equipped with the connecting axle, be equipped with ratchet on the connecting axle, the last access board that is equipped with of ratchet, the bottom symmetry of first cat ladder body is equipped with the locking hole, the top of second cat ladder body be equipped with locking hole complex locating hole, be equipped with the locking structure in the locating hole, the bottom of second cat ladder body is equipped with the angle modulation seat.
In a preferable scheme, a plurality of first anti-slip strips are arranged at the bottom of the butt strap.
In the preferred scheme, the angle adjusting seat comprises a base, the base is hinged to the second ladder stand body through a pin shaft, a stabilizing plate which is installed in a limiting mode is arranged at the bottom of the base, and the stabilizing plate is fixedly connected with the base through a fixing bolt.
In a preferred scheme, a plurality of second anti-slip strips are arranged at the bottom of the stabilizing plate.
In a preferred scheme, the locking structure comprises a locking rod matched with the locking hole, and the locking rod is connected with the bottom of the positioning hole through an elastic piece.
In a preferable scheme, a reset rod is arranged in the locking hole, and a top matched with the locking rod is arranged on the reset rod.
The ladder stand with the safety device has the following beneficial effects by adopting the structure:
(1) the ladder body telescopic structure is matched with the ratchet wheel structure at the top, so that the angle can be flexibly adjusted while the ladder stand is stably supported;
(2) the safety of the ladder stand is greatly improved by matching the anti-skid structure and the locking structure;
(3) the whole device is simple and reasonable in structure, convenient to operate and use and high in practicability.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the first ladder body of the present invention.
Fig. 3 is a schematic structural diagram of the reset lever of the present invention.
Fig. 4 is a schematic structural view of a second ladder stand body according to the present invention.
Fig. 5 is a schematic view of the locking rod structure of the present invention.
In the figure: the ladder comprises a first ladder body 1, a second ladder body 2, a ratchet device 3, an attachment strap 4, a pin shaft 5, a base 6, a fixing bolt 7, a stabilizing plate 8, a reset rod 9, a connecting shaft 10, a limiting slide bar 11, a locking hole 12, a top 13, a limiting sliding groove 14, a second slide bar 15, a positioning hole 16, a locking structure 17, a locking rod 18 and an elastic piece 19.
Detailed Description
As shown in fig. 1-5, a ladder with a safety device comprises a ladder body, wherein the ladder body comprises a first ladder body 1 and a second ladder body 2, a limiting slide bar 11 is arranged on the first ladder body 1, a limiting slide groove 14 matched with the limiting slide bar 11 is arranged on the second ladder body 2, a connecting shaft 10 is symmetrically arranged at the top of the first ladder body 1, a ratchet device 3 is arranged on the connecting shaft 10, an attachment strap 4 is arranged on the ratchet device 3, a locking hole 12 is symmetrically arranged at the bottom of the first ladder body 1, a positioning hole 16 matched with the locking hole 12 is arranged at the top of the second ladder body 2, a locking structure 17 is arranged in the positioning hole 16, and an angle adjusting seat is arranged at the bottom of the second ladder body 2.
In a preferred scheme, a plurality of first anti-skid strips 13 are arranged at the bottom of the access board 4. Anti-skid and high safety.
In the preferred scheme, the angle adjusting seat comprises a base 6, the base 6 is hinged to the second ladder stand body 2 through a pin shaft 5, a stabilizing plate 8 which is installed in a limiting mode is arranged at the bottom of the base 6, and the stabilizing plate 8 is fixedly connected with the base 6 through a fixing bolt 7. The support is more stable, avoids sliding, and the dismantlement is nimble, and the security is strong.
In a preferred scheme, a plurality of second anti-skid strips 15 are arranged at the bottom of the stabilizing plate 8. Anti-skid and high safety.
In a preferred embodiment, the locking structure 17 includes a locking rod 18 engaged with the locking hole 12, and the locking rod 18 is connected to the bottom of the positioning hole 16 through an elastic member 19. The maximum expansion range is limited, and the safety is high.
In a preferable scheme, a reset rod 9 is arranged in the locking hole 12, and a top 13 matched with the locking rod 18 is arranged on the reset rod 9. Be convenient for reset and accomodate, the practicality is strong.
The using method of the utility model comprises the following steps: when the ladder is used, the first ladder stand body 1 is normally stretched, then the device is leaned on a proper position, then the position of the butt strap 4 is adjusted, and the ratchet device 3 is stably supported, meanwhile, the leaning angle of the bottom of the second ladder stand body 2 can be flexibly adjusted, and the position of the butt strap 4 is adjusted in a matching mode.
The utility model has the beneficial effects that: the ladder body telescopic structure is matched with the ratchet wheel structure at the top, so that the angle can be flexibly adjusted while the ladder stand is stably supported; the safety of the ladder stand is greatly improved by matching the anti-skid structure and the locking structure; the whole device is simple and reasonable in structure, convenient to operate and use and high in practicability.
Claims (6)
1. The utility model provides a cat ladder with safety device, includes the cat ladder body, its characterized in that: the ladder stand body include first ladder stand body (1) and second ladder stand body (2), be equipped with spacing draw runner (11) on first ladder stand body (1), be equipped with on second ladder stand body (2) with spacing draw runner (11) complex spacing spout (14), the top symmetry of first ladder stand body (1) is equipped with connecting axle (10), be equipped with ratchet (3) on connecting axle (10), be equipped with strap (4) on ratchet (3), the bottom symmetry of first ladder stand body (1) is equipped with locking hole (12), the top of second ladder stand body (2) be equipped with locking hole (12) complex locating hole (16), be equipped with locking structure (17) in locating hole (16), the bottom of second ladder stand body (2) is equipped with the angle modulation seat.
2. A ladder with safety device as claimed in claim 1, wherein: the bottom of the butt strap (4) is provided with a plurality of first anti-slip strips (13).
3. A ladder with safety device as claimed in claim 1, wherein: the angle adjusting seat comprises a base (6), the base (6) is hinged to the second ladder stand body (2) through a pin shaft (5), a stabilizing plate (8) installed in a limiting mode is arranged at the bottom of the base (6), and the stabilizing plate (8) is fixedly connected with the base (6) through a fixing bolt (7).
4. A ladder with safety device as claimed in claim 3, wherein: the bottom of the stabilizing plate (8) is provided with a plurality of second anti-skid strips (15).
5. A ladder with safety device as claimed in claim 1, wherein: the locking structure (17) comprises a locking rod (18) matched with the locking hole (12), and the locking rod (18) is connected with the bottom of the positioning hole (16) through an elastic piece (19).
6. A ladder with safety device as claimed in claim 1, wherein: a reset rod (9) is arranged in the locking hole (12), and a top (13) matched with the locking rod (18) is arranged on the reset rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120520589.3U CN215595442U (en) | 2021-03-11 | 2021-03-11 | Cat ladder with safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120520589.3U CN215595442U (en) | 2021-03-11 | 2021-03-11 | Cat ladder with safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215595442U true CN215595442U (en) | 2022-01-21 |
Family
ID=79869901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120520589.3U Active CN215595442U (en) | 2021-03-11 | 2021-03-11 | Cat ladder with safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215595442U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162940A (en) * | 2022-07-01 | 2022-10-11 | 上海外高桥造船有限公司 | High-altitude hook-dismounting safety inclined support ladder for building ship |
-
2021
- 2021-03-11 CN CN202120520589.3U patent/CN215595442U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162940A (en) * | 2022-07-01 | 2022-10-11 | 上海外高桥造船有限公司 | High-altitude hook-dismounting safety inclined support ladder for building ship |
| CN115162940B (en) * | 2022-07-01 | 2024-03-22 | 上海外高桥造船有限公司 | Safety inclined strut ladder for building high-altitude unhooking of ship |
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