CN219241802U

CN219241802U - Single cat ladder with adjustable function

Info

Publication number: CN219241802U
Application number: CN202223071412.3U
Authority: CN
Inventors: 任宪臻; 方立军
Original assignee: Qingdao Kesheng Xin'an Mechanical Equipment Co ltd
Current assignee: Qingdao Kesheng Xin'an Mechanical Equipment Co ltd
Priority date: 2022-11-20
Filing date: 2022-11-20
Publication date: 2023-06-23
Anticipated expiration: 2032-11-20

Abstract

The utility model discloses a single crawling ladder with an adjustable function, which comprises a main rod, wherein a sliding rod is connected inside the main rod in a sliding manner, sliding grooves are formed in the side wall of the main rod, two groups of the main rod and the sliding rod are respectively arranged, a telescopic component is arranged between the two groups of the main rod and the sliding rod, and an adjusting component is arranged on the bottom surface of the main rod. This monomer cat ladder with adjustable function makes two sets of sliders move dorsad through rotating the brake wheel, drives mobile jib and slide bar and removes to the both sides of bottom plate to make the inside connecting rod of dead lever remove thereupon, thereby make the whole extension of telescopic assembly, reset spring atress is tensile, carries out spacingly to the connecting rod through the limiting plate, avoids the connecting rod to drop from the inside of dead lever in tensile in-process, can adjust the width of cat ladder, can make two workman be in the coplanar, falls the probability in the time of the reduction operation.

Description

Single cat ladder with adjustable function

Technical Field

The utility model relates to the technical field of ladders, in particular to a single ladder with an adjustable function.

Background

The ladder is characterized in that two long thick rods are used as edges, the middle of the ladder transversely crosses a transverse rod suitable for climbing, the ladder has thousands of years history, and the ladder is widely applicable to maintenance of families, industrial and mining enterprises, building and decoration industries, electric power construction and maintenance, communication industries, fire protection, markets and offices, and is a common climbing tool.

Most ladders on the market at present only can be adjusted in height, the width of the ladder is not adjusted, when the ladder is operated, two workers are often required to be matched with each other, the two workers are positioned on the ladder one by one, the workers above the ladder need to pick up needed objects, the safety is not guaranteed, the possibility of falling occurs during operation, and life safety is caused for users.

Disclosure of Invention

(one) solving the technical problems

The utility model mainly aims to provide a single ladder with an adjustable function, which can adjust the width of the ladder, enable two workers to be positioned on the same plane and reduce the falling probability during operation.

(II) technical scheme

In order to achieve the above purpose, the single body ladder with the adjustable function provided by the utility model comprises a main rod, wherein the inside of the main rod is slidably connected with a sliding rod, sliding grooves are formed in the side wall of the main rod, two groups of the main rod and the sliding rod are respectively arranged, a telescopic component is arranged between the two groups of the main rod and the sliding rod, an adjusting component is arranged on the bottom surface of the main rod, and the adjusting component comprises: the device comprises a bottom plate, wherein two groups of limit grooves which are symmetrically arranged are formed in the surface of the bottom plate, a sliding block is connected in the limit grooves in a sliding mode, a connecting block is hinged to the surface of the sliding block, and the connecting block is fixedly connected to the bottom end of a main rod; and the bidirectional threaded rod penetrates through and is rotationally connected to the inside of the bottom plate, one end of the bidirectional threaded rod is rotationally connected to the inside of the limit groove, and the other end of the bidirectional threaded rod is fixedly connected with a brake wheel.

Preferably, the telescopic assembly comprises two groups of connecting rods, one end of each connecting rod is fixedly connected to the side wall of the main rod, the other end of each connecting rod is fixedly connected to the side wall of the limiting plate, and the limiting plate is slidably connected to the inside of the fixing rod.

Preferably, the connecting rod penetrates through the fixing rod and is connected with the inside of the fixing rod in a sliding mode, and the side walls of the two groups of limiting plates are elastically connected through reset springs.

Preferably, the surface of the main rod is provided with a limiting assembly, the limiting assembly comprises a supporting seat, a supporting plate is hinged to the inner wall of the supporting seat, and a compression spring is fixedly connected to the bottom surface of the supporting plate.

Preferably, one end of the compression spring far away from the support plate is fixedly connected to the surface of the main rod, the end part of the support plate is fixedly connected with a limiting block, a jack is formed in the surface of the main rod, and the limiting block is inserted into the jack.

Preferably, the clamping grooves distributed in a plurality of groups of arrays are formed in the surface of the sliding rod, the end part of the sliding rod is fixedly connected with a transverse plate, the end part of the transverse plate is hinged with a laminating plate, and the surface of the laminating plate is fixedly connected with a plurality of groups of anti-slip strips distributed in an array.

Advantageous effects

The utility model provides a single crawling ladder with an adjustable function. The beneficial effects are as follows:

(1) This monomer cat ladder with adjustable function makes two sets of sliders move dorsad through rotating the brake wheel, drives mobile jib and slide bar and removes to the both sides of bottom plate to make the inside connecting rod of dead lever remove thereupon, thereby make the whole extension of telescopic assembly, reset spring atress is tensile, carries out spacingly to the connecting rod through the limiting plate, avoids the connecting rod to drop from the inside of dead lever in tensile in-process, can adjust the width of cat ladder, can make two workman be in the coplanar, falls the probability in the time of the reduction operation.

(2) This monomer cat ladder with adjustable function can increase the area of contact with ground through the bottom plate to when the laminating board contacts with the wall, and the antifriction strip can improve the frictional force with the wall under the action of gravity, thereby avoid the less cat ladder of area of slide bar and wall contact to appear gliding condition, improve the stability of cat ladder.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic view of the telescopic assembly of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the utility model at A;

FIG. 4 is a schematic view of the structure of the cleat of the present utility model.

In the figure: 1. a main rod; 2. a slide bar; 3. a chute; 4. a telescoping assembly; 41. a connecting rod; 42. a limiting plate; 43. a fixed rod; 44. a return spring; 5. an adjustment assembly; 51. a bottom plate; 52. a limit groove; 53. a slide block; 54. a connecting block; 55. a two-way threaded rod; 56. a brake wheel; 6. a limit component; 61. a support base; 62. a support plate; 63. a compression spring; 64. a limiting block; 65. a jack; 7. a clamping groove; 8. a cross plate; 9. bonding plates; 10. an anti-slip strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1-4, the utility model provides a single ladder stand with adjustable function, which comprises a main rod 1, wherein a sliding rod 2 is slidably connected in the main rod 1, sliding grooves 3 are formed in the side wall of the main rod 1, two groups of the main rod 1 and the sliding rod 2 are respectively arranged, a telescopic component 4 is arranged between the two groups of the main rod 1 and the sliding rod 2, the telescopic component 4 arranged between the sliding rods 2 can slide on the side wall of the main rod 1 through the sliding grooves 3, and an adjusting component 5 is arranged on the bottom surface of the main rod 1.

In an embodiment of the present utility model, the adjusting assembly 5 includes:

the bottom plate 51 is provided with two groups of limit grooves 52 which are symmetrically arranged on the surface of the bottom plate 51, a sliding block 53 is connected in the limit grooves 52 in a sliding manner, a connecting block 54 is hinged on the surface of the sliding block 53, and the connecting block 54 is fixedly connected to the bottom end of the main rod 1;

and a bidirectional threaded rod 55, wherein the bidirectional threaded rod 55 penetrates through and is rotatably connected to the inside of the bottom plate 51, one end of the bidirectional threaded rod 55 is rotatably connected to the inside of the limit groove 52, and the other end of the bidirectional threaded rod 55 is fixedly connected with a brake wheel 56.

Specifically, the adjusting assembly 5 in the embodiment of the utility model comprises a bottom plate 51, a limit groove 52, a sliding block 53, a connecting block 54, a bidirectional threaded rod 55 and a brake wheel 56, the telescopic assembly 4 comprises two groups of connecting rods 41, one ends of the connecting rods 41 are fixedly connected to the side wall of the main rod 1, the other ends of the connecting rods 41 are fixedly connected to the side wall of the limit plate 42, the limit plate 42 is slidably connected to the inside of the fixed rod 43, the connecting rods 41 penetrate through and are slidably connected to the inside of the fixed rod 43, and the side walls of the two groups of limit plates 42 are elastically connected through a reset spring 44. Through forward or reverse rotation brake wheel 56 for two sets of sliders 53 move in opposite directions or move dorsad, when two sets of sliders 53 move dorsad, drive mobile jib 1 and slide bar 2 to the both sides of bottom plate 51, thereby make the inside connecting rod 41 of dead lever 43 remove along with it, thereby make the whole extension of expansion assembly 4, reset spring 44 atress is tensile, carry out spacing to connecting rod 41 through limiting plate 42, avoid connecting rod 41 to drop from the inside of dead lever 43 in tensile in-process, when two sets of sliders 53 move in opposite directions, two sets of mobile jib 1 and slide bar 2 draw close to each other, thereby adjust the whole width of cat ladder, bottom plate 51 can increase the area of contact with the ground simultaneously.

In the embodiment of the utility model, a limiting component 6 is arranged on the surface of a main rod 1, the limiting component 6 comprises a supporting seat 61, a supporting plate 62 is hinged on the inner wall of the supporting seat 61, a compression spring 63 is fixedly connected to the bottom surface of the supporting plate 62, one end of the compression spring 63, which is far away from the supporting plate 62, is fixedly connected to the surface of the main rod 1, a limiting block 64 is fixedly connected to the end part of the supporting plate 62, a jack 65 is formed in the surface of the main rod 1, and the limiting block 64 is inserted into the jack 65. Through the elasticity effect of compression spring 63, support the one end of backup pad 62 for stopper 64 of the other end of backup pad 62 is pegged graft through jack 65 and draw-in groove 7 on slide bar 2 surface together, and through pressing the one end of backup pad 62, makes compression spring 63 atress compression, makes the other end perk of backup pad 62, withdraws stopper 64 from draw-in groove 7's inside, releases the spacing to slide bar 2, thereby can adjust the length of slide bar 2.

In the embodiment of the utility model, a plurality of groups of clamping grooves 7 distributed in an array are formed in the surface of the sliding rod 2, the end part of the sliding rod 2 is fixedly connected with a transverse plate 8, the end part of the transverse plate 8 is hinged with a laminating plate 9, and a plurality of groups of anti-slip strips 10 distributed in an array are fixedly connected with the surface of the laminating plate 9. Through the contact of adhesion plate 9 and the wall, improve the frictional force with the wall through setting up antislip strip 10 simultaneously to avoid the less cat ladder of area of slide bar 2 and wall contact to appear gliding condition.

In addition, can adjust the width of cat ladder, can make two workman be in the coplanar, fall the probability when reducing the operation, through rotating brake wheel 56, make two sets of sliders 53 back to the removal, drive mobile jib 1 and slide bar 2 and remove to the both sides of bottom plate 51, thereby make the inside connecting rod 41 of dead lever 43 remove thereupon, thereby make the whole extension of telescopic assembly 4, reset spring 44 atress is tensile, carry out spacingly to connecting rod 41 through limiting plate 42, avoid connecting rod 41 to drop from the inside of dead lever 43 in the tensile in-process.

In order to improve the stability of cat ladder, avoid the cat ladder to take place the slope at the during operation, can increase the area of contact with ground through bottom plate 51 to when laminating board 9 and wall contact, and the antifriction strip 10 can improve the frictional force with the wall under the action of gravity, thereby avoid slide bar 2 and the less cat ladder of the area of wall contact to appear gliding condition.

In the utility model, when in use, the two groups of sliding blocks 53 are moved back to each other by rotating the brake wheel 56, the main rod 1 and the sliding rod 2 are driven to move to two sides of the bottom plate 51, so that the connecting rod 41 in the fixed rod 43 moves along with the main rod, the telescopic assembly 4 is integrally lengthened, one end of the supporting plate 62 is supported by the elastic force of the compression spring 63, the limiting block 64 at the other end of the supporting plate 62 is spliced with the clamping groove 7 on the surface of the sliding rod 2 through the inserting hole 65, one end of the supporting plate 62 is pressed, the compression spring 63 is compressed by force, the other end of the supporting plate 62 is tilted, the limiting block 64 is pulled out from the inside of the clamping groove 7, the limit on the sliding rod 2 is released, the length of the sliding rod 2 can be adjusted, the contact area between the attaching plate 9 and the wall surface can be enlarged through the bottom plate 51, the friction force between the sliding preventing strip 10 and the wall surface can be increased under the action of gravity, and the condition that the sliding rod 2 and the wall surface is contacted by the small ladder can be prevented.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a monomer cat ladder with adjustable function, includes mobile jib (1), the inside sliding connection of mobile jib (1) has slide bar (2), spout (3) have been seted up on mobile jib (1) lateral wall, mobile jib (1), slide bar (2) all are provided with two sets of, and are provided with telescopic assembly (4) between two sets of mobile jib (1), slide bar (2), the bottom surface of mobile jib (1) is provided with adjusting part (5), its characterized in that: the bottom surface of mobile jib (1) is provided with adjusting part (5), adjusting part (5) include:

the device comprises a bottom plate (51), wherein two groups of limit grooves (52) which are symmetrically arranged are formed in the surface of the bottom plate (51), a sliding block (53) is connected inside the limit grooves (52) in a sliding mode, a connecting block (54) is hinged to the surface of the sliding block (53), and the connecting block (54) is fixedly connected to the bottom end of the main rod (1);

and the bidirectional threaded rod (55), the bidirectional threaded rod (55) penetrates through and is rotationally connected to the inside of the bottom plate (51), one end of the bidirectional threaded rod (55) is rotationally connected to the inside of the limit groove (52), and the other end of the bidirectional threaded rod (55) is fixedly connected with a brake wheel (56).

2. The single-body ladder stand with adjustable function according to claim 1, wherein: the telescopic component (4) comprises two groups of connecting rods (41), one end of each connecting rod (41) is fixedly connected to the side wall of the main rod (1), the other end of each connecting rod (41) is fixedly connected to the limiting plate (42), and the limiting plates (42) are slidably connected to the inside of the fixing rods (43).

3. A single body cat ladder with adjustable function according to claim 2, characterized in that: the connecting rod (41) penetrates through the fixing rod (43) and is connected with the inside of the fixing rod in a sliding mode, and the side walls of the two groups of limiting plates (42) are elastically connected through the reset springs (44).

4. The single-body ladder stand with adjustable function according to claim 1, wherein: be provided with spacing subassembly (6) on the surface of mobile jib (1), spacing subassembly (6) are including supporting seat (61), articulated on the inner wall of supporting seat (61) have backup pad (62), the bottom surface fixedly connected with compression spring (63) of backup pad (62).

5. The single-body ladder stand with adjustable function of claim 4, wherein: one end of the compression spring (63) away from the support plate (62) is fixedly connected to the surface of the main rod (1), a limiting block (64) is fixedly connected to the end portion of the support plate (62), a jack (65) is formed in the surface of the main rod (1), and the limiting block (64) is inserted into the jack (65).

6. The single-body ladder stand with adjustable function according to claim 1, wherein: the anti-slip device is characterized in that clamping grooves (7) distributed in multiple groups of arrays are formed in the surface of the sliding rod (2), a transverse plate (8) is fixedly connected to the end portion of the sliding rod (2), the end portion of the transverse plate (8) is hinged to a bonding plate (9), and anti-slip strips (10) distributed in multiple groups of arrays are fixedly connected to the surface of the bonding plate (9).