CN220395590U - Simple device for increasing safety measures of herringbone ladder - Google Patents

Abstract

The utility model relates to the technical field of double ladders and provides a simple device for increasing safety measures of double ladders, which comprises a top seat, wherein one side of the bottom of the top seat is hinged with a relatively fixed ladder, the other side of the bottom of the top seat is hinged with a movable ladder, and a plurality of pedals are arranged on the relatively fixed ladder and the inner wall of the movable ladder. Through pulling relatively fixed ladder and companion ladder, make the altitude mixture control of footstock to suitable height, then rotate the connecting rod, make the connecting rod other end be connected with the connecting hole that corresponds, be used for spacing between relatively fixed ladder and the companion ladder, prevent that the double ladder from opening automatically, dangerous, after the connecting rod is fixed accomplished, open the supporting shoe, the pulling supporting shoe is to suitable length, utilize the clamping lever to connect suitable spacing hole, under the effect of the antiskid of bottom, make the supporting shoe carry out auxiliary stay to the double ladder, further improve the stability of double ladder, reduce the potential safety hazard.

Description

Simple device for increasing safety measures of herringbone ladder

Technical Field

The utility model relates to the technical field of herringbone ladders, in particular to a simple device for increasing herringbone ladder safety measures.

Background

The cement plant equipment and the pipeline need to be overhauled, and the double ladder is a common overhauling device. The maintenance department often requires a herringbone ladder for work. The equipment and the pipeline are longer, so that the equipment and the pipeline have larger requirements on free movement of the herringbone ladder, and meanwhile, the safety of the herringbone ladder is guaranteed.

The Chinese patent number CN215169665U has disclosed a herringbone ladder through retrieving, including the herringbone ladder body, the supporting part of herringbone ladder body is equipped with the gyro wheel, is equipped with mobile device on the herringbone ladder body, mobile device is used for controlling the herringbone ladder body and removes, mobile device includes the bracing piece, one end and the herringbone ladder body of bracing piece rotate to be connected; be equipped with arresting gear on the double ladder body, arresting gear control gyro wheel rolls, and arresting gear includes: the brake block is rotatably arranged above the roller along the radial direction of the roller; and one end of the linkage rope is connected with the brake block, the other end of the linkage rope is connected with the control device arranged on the herringbone ladder body, the control device controls the linkage rope to axially move, and the linkage rope axially moves to control the contact between the brake block and the roller. The herringbone ladder provided by the disclosure can realize free movement of the herringbone ladder under the condition that an operator does not descend the ladder, and can also realize braking of the herringbone ladder, so that the working efficiency is improved, and the safety and reliability of the working are improved.

However, in the implementation related art, it is found that the above-mentioned one type of herringbone ladder has the following problems: the herringbone ladder provided by the scheme realizes free movement of the herringbone ladder under the condition that an operator does not descend the ladder, but can not effectively limit the opening angle of the herringbone ladder in actual use, so that the proper height is obtained, the width of the ladder cannot be infinitely large, and the potential safety hazard of shaking left and right exists.

Disclosure of Invention

The utility model provides a simple device for increasing the safety measures of a herringbone ladder, which solves the problems that the opening angle of the herringbone ladder cannot be effectively limited in the actual use in the related art, so that the proper height is obtained, the width of the ladder cannot be infinitely large, and the potential safety hazard of shaking left and right exists.

The technical scheme of the utility model is as follows: the simple device for increasing the security measures of the herringbone ladder comprises a top seat, wherein one side of the bottom of the top seat is hinged with a relatively fixed ladder, the other side of the bottom of the top seat is hinged with a movable ladder, and a plurality of pedals are arranged on the inner walls of the relatively fixed ladder and the movable ladder;

the front sides of the opposite fixed ladders are fixedly provided with two mounting seats, and the front sides of the two mounting seats are rotationally connected with connecting rods;

the front side and the rear side of footstock bottom are articulated to have the mounting panel, the inside of mounting panel is provided with supporting component.

Preferably, the front side of the movable ladder is provided with a plurality of connecting holes, the front side of the connecting rod is in threaded connection with a fixing bolt, and the connecting holes are in threaded connection with the fixing bolt.

Preferably, two bar-shaped grooves are formed in the front side of the relative fixing ladder, round grooves are formed in the inner bottom walls of the two bar-shaped grooves, and the fixing bolts are matched with the round grooves.

Preferably, the support assembly comprises a storage groove formed in the mounting plate, a limiting groove formed in the inner wall of the storage groove, and a limiting block slidably connected with the inner wall of the limiting groove.

Preferably, the support assembly further comprises a support block fixedly connected to the bottom of the limiting block, a plurality of limiting holes formed in the front side of the support block, and a clamping rod slidingly connected to the front side of the mounting plate.

Preferably, the limiting hole is clamped with the clamping rod, and the supporting block is connected with the storage groove in a sliding manner.

Preferably, the bottom of supporting shoe is fixed mounting has the antiskid block, the bottom fixedly connected with slipmat of antiskid block.

Preferably, the fixed ladder and the movable ladder are arranged oppositely, and an anti-slip coating is arranged at the top of the pedal.

The working principle and the beneficial effects of the utility model are as follows:

according to the utility model, the height of the footstock is adjusted to be proper by pulling the relative fixed ladder and the movable ladder, then the connecting rod is rotated, the other end of the connecting rod is connected with the corresponding connecting hole, so that the position between the relative fixed ladder and the movable ladder is limited, the herringbone ladder is prevented from being automatically opened, dangers occur, after the connecting rod is fixed, the supporting block is opened, the supporting block is pulled to be proper length, the clamping rod is utilized to connect the proper limiting hole, and under the action of the anti-skid block at the bottom, the supporting block is used for carrying out auxiliary support on the herringbone ladder, so that the stability of the herringbone ladder is further improved, and the potential safety hazard is reduced.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

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

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

FIG. 3 is a schematic view of a right-side cross-sectional structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

in the figure: 1. a top base; 2. a relatively fixed ladder; 3. a movable ladder; 4. a pedal; 5. a mounting base; 6. a connecting rod; 7. a mounting plate; 8. a support assembly; 81. a storage groove; 82. a limit groove; 83. a limiting block; 84. a support block; 85. a limiting hole; 86. a clamping rod; 9. a connection hole; 10. a fixing bolt; 11. a bar-shaped groove; 12. a circular groove; 13. an anti-skid block; 14. an anti-slip mat.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.

Referring to fig. 1-4, the present utility model provides the following technical solutions, a simple device for increasing the security measures of a herringbone ladder: the movable ladder comprises a top seat 1, wherein one side of the bottom of the top seat 1 is hinged with a relatively fixed ladder 2, the other side of the bottom of the top seat 1 is hinged with a movable ladder 3, and a plurality of pedals 4 are arranged on the inner walls of the relatively fixed ladder 2 and the movable ladder 3;

two mounting seats 5 are fixedly arranged on the front side of the opposite fixed ladder 2, and connecting rods 6 are rotatably connected to the front sides of the two mounting seats 5;

the front and back both sides of footstock 1 bottom are articulated to have mounting panel 7, and the inside of mounting panel 7 is provided with supporting component 8.

When using, according to the needs pulling relatively fixed ladder 2 and fly ladder 3, make the high regulation of footstock 1 to suitable height, then rotate connecting rod 6, make the connecting rod 6 other end be connected with corresponding connecting hole 9 for spacing between relatively fixed ladder 2 and the fly ladder 3, prevent that the double ladder from opening voluntarily, dangerous, after connecting rod 6 is fixed to accomplish, open supporting shoe 84 in the both sides about again, pulling supporting shoe 84 is to suitable length, utilize clamping rod 86 to connect suitable spacing hole 85, under the effect of the non slipping spur 13 of bottom, make supporting shoe 84 carry out auxiliary stay to the double ladder, further improve the stability of double ladder.

Specifically, a plurality of connecting holes 9 have been seted up to the front side of fly ladder 3, and the front side threaded connection of connecting rod 6 has fixing bolt 10, threaded connection between connecting hole 9 and the fixing bolt 10.

The connecting hole 9 is in threaded connection with the fixing bolt 10, so that the fixing effect of the connecting rod 6 on the relative fixed ladder 2 and the movable ladder 3 is improved.

Specifically, two bar-shaped grooves 11 are formed in the front side of the opposite fixed ladder 2, round grooves 12 are formed in the inner bottom walls of the two bar-shaped grooves 11, and the fixed bolts 10 are matched with the round grooves 12.

The bar-shaped groove 11 is used for accommodating the connecting rod 6, and the fixing bolt 10 can be accommodated in the round groove 12, so that the convenience of equipment use is improved.

Specifically, the supporting component 8 includes a storage groove 81 formed in the mounting plate 7, a limit groove 82 formed in the inner wall of the storage groove 81, and a limit block 83 slidably connected to the inner wall of the limit groove 82, and the supporting component 8 further includes a supporting block 84 fixedly connected to the bottom of the limit block 83, a plurality of limit holes 85 formed in the front side of the supporting block 84, a clamping rod 86 slidably connected to the front side of the mounting plate 7, and a clamping connection between the limit holes 85 and the clamping rod 86, wherein the supporting block 84 is slidably connected to the storage groove 81.

The supporting component 8 utilizes sliding connection between the limiting groove 82 and the limiting block 83, so that the supporting block 84 is in sliding connection in the accommodating groove 81, and the supporting block 84 is fixed through connection of the clamping rod 86 and the limiting hole 85, so that the supporting block 84 can support the herringbone ladder in an auxiliary mode.

Specifically, the bottom of the supporting block 84 is fixedly provided with an anti-skid block 13, and the bottom of the anti-skid block 13 is fixedly connected with an anti-skid pad 14.

The connection of the anti-skid blocks 13 and the anti-skid pads 14 increases the friction between the supporting blocks 4 and the ground, and increases the stability of the equipment.

Specifically, the fixed ladder 2 and the movable ladder 3 are arranged oppositely, and an anti-slip coating is arranged at the top of the pedal 4.

The anti-slip coating of the pedal 4 can effectively increase the friction force of the pedal 4, and is convenient for protecting a user.

Claims (8)

1. The simple device for increasing the security measures of the herringbone ladder comprises a top seat (1) and is characterized in that one side of the bottom of the top seat (1) is hinged with a relatively fixed ladder (2), the other side of the bottom of the top seat (1) is hinged with a movable ladder (3), and a plurality of pedals (4) are arranged on the inner walls of the relatively fixed ladder (2) and the movable ladder (3);

two mounting seats (5) are fixedly arranged on the front side of the opposite fixed ladder (2), and connecting rods (6) are rotatably connected to the front sides of the two mounting seats (5);

the front side and the rear side of the bottom of the footstock (1) are hinged with mounting plates (7), and supporting components (8) are arranged in the mounting plates (7).

2. The simple device for increasing the safety measure of the double ladder according to claim 1, wherein a plurality of connecting holes (9) are formed in the front side of the movable ladder (3), a fixing bolt (10) is connected to the front side of the connecting rod (6) in a threaded manner, and the connecting holes (9) are connected with the fixing bolt (10) in a threaded manner.

3. The simple device for increasing the security measures of the double ladder according to claim 2, wherein two strip-shaped grooves (11) are formed in the front side of the opposite fixed ladder (2), round grooves (12) are formed in the inner bottom walls of the two strip-shaped grooves (11), and the fixed bolts (10) are matched with the round grooves (12).

4. The simple device for increasing the safety measure of the double ladder according to claim 1, wherein the supporting component (8) comprises a containing groove (81) formed in the mounting plate (7), a limiting groove (82) formed in the inner wall of the containing groove (81), and a limiting block (83) slidably connected to the inner wall of the limiting groove (82).

5. The simple device for increasing the safety measure of the double ladder according to claim 4, wherein the supporting component (8) further comprises a supporting block (84) fixedly connected to the bottom of the limiting block (83), a plurality of limiting holes (85) formed in the front side of the supporting block (84), and a clamping rod (86) slidingly connected to the front side of the mounting plate (7).

6. The simple device for increasing the safety measure of the double ladder according to claim 5, wherein the limiting hole (85) is clamped with the clamping rod (86), and the supporting block (84) is slidably connected with the containing groove (81).

7. The simple device for increasing the safety measure of the herringbone ladder according to claim 5, wherein the bottom of the supporting block (84) is fixedly provided with an anti-skid block (13), and the bottom of the anti-skid block (13) is fixedly connected with an anti-skid pad (14).

8. The simple device for increasing the safety measure of the herringbone ladder according to claim 1, wherein the relatively fixed ladder (2) and the movable ladder (3) are arranged relatively, and an anti-slip coating is arranged on the top of the pedal (4).