CN218816205U - Antiskid device of extension ladder - Google Patents
Antiskid device of extension ladder Download PDFInfo
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- CN218816205U CN218816205U CN202222694925.3U CN202222694925U CN218816205U CN 218816205 U CN218816205 U CN 218816205U CN 202222694925 U CN202222694925 U CN 202222694925U CN 218816205 U CN218816205 U CN 218816205U
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- connecting block
- chain
- antiskid
- belt
- ladder
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Abstract
The utility model discloses an antiskid device of a telescopic ladder, which comprises a mounting seat, an antiskid belt and a chain, wherein the mounting seat is detachably arranged at the upper end part of the telescopic ladder, a horizontally arranged through groove structure which is similar to a U shape is arranged on the mounting seat, two ends of the antiskid belt are respectively fixed on two side walls which are oppositely arranged in the through groove, and an interval is arranged between the antiskid belt and the bottom of the through groove when the antiskid belt is in a tensioning state in the horizontal direction; the two ends of the chain are respectively fixedly connected with the mounting seats, the chain is connected with the antiskid belt end to form an approximate annular structure, and the length of the chain can be adjusted. The annular structure suit that antiskid area and chain formed is in the pillar periphery, and antiskid area and pillar surface and chain and pillar surface all can produce great frictional force for the extension ladder is difficult to take place relative slip or slope and leads to the extension ladder to topple over with the pillar.
Description
Technical Field
The utility model belongs to the technical field of the extension ladder, concretely relates to antiskid of extension ladder.
Background
At present, in urban rail transit power supply system, there are many high altitude construction on the steel pillar, in order to satisfy the high altitude construction demand, often need use the extension ladder to carry out the auxiliary operation, the extension ladder on the market is articulated type usually, the big-end-up's H type is to extension ladder shape, through the ladder telescopic action in order conveniently to carry and use, when taking the extension ladder on circular steel pillar, extension ladder and circular steel pillar area of contact are less, and comparatively smooth between extension ladder aluminum alloy material and the circular steel pillar steel material, frictional force is little, when the surface relative slip of extension ladder and circular pillar steel, the extension ladder takes place to empty easily.
Therefore, a new technology is needed to solve the problem that the extension ladder is easy to topple over in the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems in the prior art, the utility model provides an anti-skidding device of extension ladder, it has anti-skidding effectually, and the difficult emergence of extension ladder is emptyd.
The utility model adopts the following technical scheme:
an anti-slip device of a telescopic ladder comprises a mounting seat, an anti-slip belt and a chain, wherein the mounting seat is detachably mounted at the upper end part of the telescopic ladder, a first through groove structure which is approximately U-shaped and is horizontally arranged is arranged on the mounting seat, two ends of the anti-slip belt are respectively fixed on two opposite side walls in the through groove, and a space is formed between the anti-slip belt and the bottom of the through groove when the anti-slip belt is in a tensioning state in the horizontal direction;
the two ends of the chain are respectively fixedly connected with the mounting seats, the chain is connected with the antiskid belt end to form an approximate annular structure, and the length of the chain is adjustable.
As a further improvement of the technical scheme of the utility model, the antiskid area the chain with each connected node of mount pad all is located same horizontal plane.
As a further improvement of the technical solution of the present invention, the mounting base includes a first connecting block, a second connecting block and a third connecting block, the first connecting block, the second connecting block and the third connecting block are sequentially connected to form the through groove, the second connecting block forms a bottom of the through groove, the first connecting block and the third connecting block are parallel and oppositely disposed, and two ends of the anti-slip belt are respectively fixedly connected to two side surfaces of the first connecting block and the third connecting block which are close to each other;
the two ends of the chain are fixedly connected with the first connecting block and the third connecting block respectively, and the chain is located on one side, far away from the second connecting block, of the anti-slip belt.
As a further improvement of the technical scheme of the utility model, the up end of second connecting block is located the below of non-slip band and with the interval has between the non-slip band.
As a further improvement of the technical scheme of the utility model, the chain is anti-skidding chain.
As a further improvement, the utility model discloses technical scheme, the protruding two pole settings that are equipped with the structure symmetry in extension ladder's upper end, first connecting block the bottom correspondence of second connecting block is equipped with and supplies pole setting male connecting hole.
As the utility model discloses technical scheme's further improvement still includes at least one first mounting and at least one second mounting, each first mounting inserts first connecting block and one the pole setting butt, each the second mounting inserts second mounting and another the pole setting butt.
Compared with the prior art, the beneficial effects of the utility model are that:
the two ends of the chain are respectively fixedly connected with the mounting seat, the mounting seat is detachably mounted at the upper end of the extension ladder, the chain and the antiskid belt are connected end to form an approximate annular structure, the length of the chain can be adjusted, and the inner diameter of the annular structure can be adjusted by adjusting the length of the chain or adjusting the length of a chain section for forming the annular structure, so that the chain can be adapted to pillars with different outer diameters;
but loop configuration suit is in the periphery of pillar, wherein one end or both ends all can dismantle fixed connection with the mount pad on the chain, when taking the extension ladder on circular steel pillar, can be with wherein one end and the mount pad disconnection of chain, the antiskid area is located the one side that is close to the extension ladder, and at this one side and pillar external surface contact or butt, again with the one end of disconnection's chain with mount pad fixed connection again, this moment, the loop configuration suit that the antiskid area formed with the chain is in the pillar periphery, antiskid area and pillar surface and chain and pillar surface all can produce great frictional force, make the extension ladder be difficult to take place relative slip and lead to the extension ladder to empty with the pillar. Simultaneously, because the existence of chain has restricted antiskid and extension ladder in the removal of horizontal direction relative support, prevents that the inclination from appearing or topple over the condition in extension ladder application on special positions such as circular steel pillar, and the antiskid is effectual, and the extension ladder is difficult for taking place to topple over.
Drawings
The technology of the present invention will be further described in detail with reference to the accompanying drawings and detailed description:
FIG. 1 is a top view of the overall structure of the present invention;
fig. 2 is a front view of the overall structure of the present invention.
Reference numerals are as follows:
1, mounting a base; 11-through slots; 12-a first connection block; 13-a second connection block; 14-a third connection block;
2-an anti-slip belt;
3, a chain;
4-a first fixing member;
5-a second fixing piece.
Detailed Description
The conception, specific structure and resulting technical effects of the present invention will be made clear and fully described with reference to the accompanying drawings and examples, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The same reference numbers will be used throughout the drawings to refer to the same or like parts.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it can be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings.
Referring to fig. 1 to 2, an antiskid of extension ladder, including mount pad 1, antiskid area 2 and chain 3, mount pad 1 detachable installs in the upper end of extension ladder, can adopt first mounting 4 and/or second mounting 5 to fix mount pad 1 and extension ladder together like the plum blossom bolt, and the accessible is dismantled mount pad 1 and is demolishd antiskid when not used, portable and use, be equipped with the first logical groove 11 structure that is approximate U type that the level set up on mount pad 1, antiskid area 2's both ends are fixed respectively on leading to the relative both sides wall that sets up in groove 11, antiskid area 2 when being in the tensioning state on the horizontal direction with it has the interval to lead to between the groove 11 tank bottoms, the size of this interval can set up according to actual conditions, and when antiskid area 2 was close to leading to groove 11 bottom, lead to groove 11 bottom probably to block the tensioning of antiskid area 2 or block the zonulae occludens on antiskid area 2 and pillar surface, the accessible sets up great interval in order to avoid causing the influence to the antiskid effect of antiskid area 2. The two ends of the chain 3 are respectively fixedly connected with the mounting seat 1, the chain 3 and the anti-skid belt 2 are connected end to form an approximate annular structure, the length of the chain 3 can be adjusted, and the inner diameter of the annular structure can be adjusted by adjusting the length of the chain 3 or adjusting the length of the chain 3 section used for forming the annular structure, so that the supporting columns with different outer diameters can be conveniently adapted.
But annular structure suit is in the periphery of pillar, wherein one end or both ends all can dismantle fixed connection with mount pad 1 on the chain 3, when taking the extension ladder on circular steel pillar, can be with wherein one end and 1 disconnection of mount pad of chain 3, anti-skidding area 2 is located the one side that is close to the extension ladder, and at this one side and pillar outer surface contact or butt, again with disconnection's chain 3 one end again with mount pad 1 fixed connection, at this moment, the annular structure suit that anti-skidding area 2 and chain 3 formed is in the pillar periphery, anti-skidding area 2 and pillar surface and chain 3 and pillar surface all can produce great frictional force, make the extension ladder be difficult to take place relative slip and lead to the extension ladder to topple over with the pillar. Simultaneously, because the existence of chain 3 has restricted antiskid and the relative support's of extension ladder in the horizontal direction removal, prevent that the extension ladder application from appearing the slope or toppling over the condition on special positions such as circular steel pillar, the antiskid of the extension ladder of this scheme antiskid is effectual, and the extension ladder is difficult for taking place to topple over.
Specifically, the connection nodes of the anti-slip belt 2, the chain 3 and the mounting seat 1 are all located on the same horizontal plane, so that the annular structure formed by the anti-slip belt 2 and the chain 3 is more stable, and the friction force formed by the whole anti-slip device is more stable. The antiskid belt 2 can be preferably made of flat colloid materials, so that the contact area with special positions such as round steel pillars can be increased, the friction coefficient is greatly improved, and the lap joint of the extension ladder is firmer.
Specifically, mount pad 1 includes first connecting block 12, second connecting block 13 and third connecting block 14, can adopt a plurality of plum blossom bolts to be in the same place first connecting block 12 and third connecting block 14 are fixed with the extension ladder, convenient to detach. The first connecting block 12, the second connecting block 13 and the third connecting block 14 are sequentially connected to form the through groove 11, the second connecting block 13 forms the bottom of the through groove 11, the first connecting block 12 and the third connecting block 14 are parallel and opposite to each other, and two ends of the anti-skid band 2 are fixedly connected with two side faces, close to the first connecting block 12 and the third connecting block 14, of the anti-skid band respectively. Two ends of the chain 3 are respectively fixedly connected with the first connecting block 12 and the third connecting block 14, and the chain 3 is located on one side of the anti-skid belt 2, which is far away from the second connecting block 13.
Specifically, the upper end surface of the second connecting block 13 is located below the anti-skid band 2 and has a distance with the anti-skid band 2.
In particular, the chain 3 is a snow chain. The two ends or one end of the antiskid chain can adopt a lock catch type design and can be locked and fixed on the first connecting block 12 and the third connecting block 14. Through the tyre chain setting, the tyre chain can form loop configuration with tyre strap 2, can encircle the extension ladder and fix on circular steel pillar or other positions, can avoid antiskid or extension ladder and pillar separation, has greatly promoted the firm nature of extension ladder overlap joint and security.
Specifically, two upright rods with symmetrical structures are convexly arranged at the upper end of the extension ladder, the upper end of the extension ladder is shaped like a lift 21274, the two upright rods are vertically arranged and are positioned at two sides of the lift 21274structure, connecting holes into which the upright rods can be inserted are correspondingly formed in the bottoms of the first connecting block 12 and the third connecting block 14, and the two upright rods are respectively in matched butt joint with the connecting holes in the bottoms of the first connecting block 12 and the third connecting block 14.
Specifically, the antiskid of extension ladder of this scheme still includes at least one first mounting 4 and at least one second mounting 5, and first mounting 4, the equal preferred plum blossom bolt of second mounting 5, the tip of plum blossom bolt is equipped with the plum blossom handle, is convenient for screw up and the operation of loosening soon, is favorable to the holistic installation of antiskid to be dismantled. Each first fixing piece 4 is inserted into the first connecting block 12 and abutted against one of the upright rods, each second fixing piece 5 is inserted into the third connecting piece 14 and abutted against the other upright rod, the side surface of the first connecting piece 12 is provided with at least one threaded hole for inserting the first fixing piece 12, the threaded hole is vertically communicated with the first connecting hole, and similarly, the third connecting piece 14 is also provided with a threaded hole for inserting the second fixing piece 5. During the installation, insert each pole setting in the connecting hole that corresponds and stretch into suitable degree of depth, again with each first mounting 4, the corresponding screw hole of 5 screw in of second mounting until with the pole setting butt to can dismantle fixed connection with antiskid and extension ladder, antiskid and extension ladder separation when can avoiding using have ensured staff's safety.
Other contents of the anti-slip device of the extension ladder refer to the prior art and are not repeated herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides an antiskid of extension ladder which characterized in that: the anti-skidding ladder comprises an installation seat, an anti-skidding belt and a chain, wherein the installation seat is detachably installed at the upper end part of the extension ladder, a horizontally arranged U-shaped through groove structure is arranged on the installation seat, two ends of the anti-skidding belt are respectively fixed on two opposite side walls in the through groove, and a space is reserved between the anti-skidding belt and the bottom of the through groove when the anti-skidding belt is in a tensioning state in the horizontal direction;
the two ends of the chain are respectively fixedly connected with the mounting seat, the chain is connected with the anti-skid belt end to form an approximate annular structure, and the length of the chain is adjustable.
2. The anti-skid device of a telescopic ladder as claimed in claim 1, wherein: and the antiskid belt, the chain and each connecting node of the mounting seat are positioned on the same horizontal plane.
3. The anti-skid device of a telescopic ladder according to claim 1, characterized in that: the mounting seat comprises a first connecting block, a second connecting block and a third connecting block, the first connecting block, the second connecting block and the third connecting block are sequentially connected to form the through groove, the second connecting block forms the bottom of the through groove, the first connecting block and the third connecting block are parallel and oppositely arranged, and two ends of the anti-skid belt are respectively and fixedly connected with two mutually-close side surfaces of the first connecting block and the third connecting block;
the two ends of the chain are fixedly connected with the first connecting block and the third connecting block respectively, and the chain is located on one side, far away from the second connecting block, of the anti-slip belt.
4. A slide stop arrangement for a telescopic ladder as claimed in claim 3, characterized in that: the upper end face of the second connecting block is located below the anti-skid band and is spaced from the anti-skid band.
5. A slide stop arrangement for a telescopic ladder as claimed in claim 3, characterized in that: the chain is an anti-skid chain.
6. A ladder antiskid device as claimed in claim 3, wherein: the upper end of the extension ladder is convexly provided with two symmetrical vertical rods, and the bottoms of the first connecting block and the second connecting block are correspondingly provided with connecting holes for inserting the vertical rods.
7. The anti-skid device of a telescopic ladder according to claim 6, characterized in that: the fixing device comprises a first fixing piece and a second fixing piece, wherein the first fixing piece is inserted into a first connecting block and is abutted to one upright rod, and the second fixing piece is inserted into the second fixing piece and is abutted to the other upright rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222694925.3U CN218816205U (en) | 2022-10-13 | 2022-10-13 | Antiskid device of extension ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222694925.3U CN218816205U (en) | 2022-10-13 | 2022-10-13 | Antiskid device of extension ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218816205U true CN218816205U (en) | 2023-04-07 |
Family
ID=87039437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222694925.3U Active CN218816205U (en) | 2022-10-13 | 2022-10-13 | Antiskid device of extension ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218816205U (en) |
-
2022
- 2022-10-13 CN CN202222694925.3U patent/CN218816205U/en active Active
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