CN219887952U

CN219887952U - Portable safety engineering ladder

Info

Publication number: CN219887952U
Application number: CN202321193075.7U
Authority: CN
Inventors: 马晓龙; 李华
Original assignee: Shandong Ruixiang Registered Safety Engineer Firm Co ltd
Current assignee: Shandong Ruixiang Registered Safety Engineer Firm Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-10-24
Anticipated expiration: 2033-05-17

Abstract

The utility model relates to the technical field of engineering ladders and discloses a portable safety engineering ladder, which comprises a first ladder stand and a second ladder stand, wherein two sliding grooves are formed in the front end of the first ladder stand, sliding blocks are connected in the sliding grooves in a sliding manner, clamping grooves are formed in the rear ends of the sliding blocks, the front ends of the sliding blocks are fixedly connected to the left side and the right side of the rear end of the second ladder stand, and limiting grooves are formed in protruding parts of the rear ends of the first ladder stand. According to the utility model, the engineering ladder can be stored by matching the structures such as the springs and the pull rods, so that different transportation equipment can be adapted, the transportation flexibility is higher, and the whole ladder is more stable by matching the structures such as the threaded rods and the threaded sleeves, so that a worker cannot shake during climbing, and the climbing safety is higher.

Description

Portable safety engineering ladder

Technical Field

The utility model relates to the technical field of engineering ladders, in particular to a portable safety engineering ladder.

Background

The safety engineering ladder is used as a ground ladder for engineering as the name implies, and now the ladder is used as a tool widely used in engineering and daily life, various ladders are often used for auxiliary operation during climbing operation, the ladder is used for climbing operation particularly conveniently when different spaces need to be frequently used for climbing operation, the safety engineering ladder in the prior art is mostly integrated, and the safety engineering ladder is generally directly placed at a required position during use, so that workers climb.

However, the following defects still exist when using, firstly, because the security engineering ladder among the prior art is mostly integral type, thereby when carrying the ladder, can only place inside corresponding transportation equipment, thereby make the transportation universality of ladder lower, and then make the transportation comparatively inconvenient, secondly, owing to directly place, support through the support frame of own, therefore the top of ladder is in unstable state, when taking place to rock in the below, can rock with the whole ladder of can making, and then produce certain threat to workman's climbing safety, therefore, the present portable security engineering ladder of technical personnel proposes to solve above-mentioned problem.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a portable safety engineering ladder.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a portable safety engineering ladder, includes first cat ladder and second cat ladder, the inside two spouts that are provided with of front end of first cat ladder, the inside sliding connection of spout has the slider, the inside draw-in groove that is provided with of rear end of slider, the front end fixed connection of slider is in the rear end left and right sides of second cat ladder, the inside spacing groove that all is provided with of the protruding department of rear end of first cat ladder, the inside sliding connection of spacing groove has the pull rod, the outside of pull rod is provided with the spring, the front end fixedly connected with stopper of spring, the front end fixedly connected with fixture block of stopper, the rear end rotation of first cat ladder is connected with the support frame.

As a further description of the above technical solution:

the rear end left and right sides of second cat ladder is equal fixedly connected with fixed block, the inside mounting groove that is provided with in bottom of fixed block, the inside rotation of mounting groove is connected with the threaded rod, the outside threaded connection of threaded rod has the thread bush, the bottom fixedly connected with clamp splice of thread bush.

As a further description of the above technical solution:

the front end of the first cat ladder is in sliding connection with the rear end of the second cat ladder, and the rear end of the pull rod is fixedly connected with a handle.

As a further description of the above technical solution:

the front end of the clamping block is fixedly connected with the rear end of the limiting block, and the outer part of the limiting block is in sliding connection with the inner part of the limiting groove.

As a further description of the above technical solution:

the outside of fixture block and the inside sliding connection of spacing groove, the rear end of spring and the inner wall rear side fixed connection of spacing groove.

As a further description of the above technical solution:

the outer part of the clamping block is clamped with the inner part of the clamping groove.

As a further description of the above technical solution:

the outside front side of threaded rod rotates with the inside of second cat ladder to be connected, the outside of thread bush and the inside sliding connection of mounting groove.

The utility model has the following beneficial effects:

1. according to the utility model, through the cooperation of the structures such as the spring, the pull rod, the limiting block, the sliding groove and the clamping groove, the engineering ladder can be stored, and further different transportation equipment can be adapted, so that the transportation flexibility is higher, and the transportation is more convenient.

2. According to the utility model, through the cooperation of the threaded rod, the threaded sleeve, the mounting groove, the fixing block, the clamping block and other structures, the upper side of the engineering ladder can be fixed outside a building, so that the whole ladder is stable, a worker cannot shake during climbing, and the climbing safety is high.

Drawings

Fig. 1 is a perspective view of a portable safety engineering ladder according to the present utility model;

fig. 2 is a schematic structural view of a threaded rod of a portable safety engineering ladder according to the present utility model;

fig. 3 is a schematic diagram of a spring structure of a portable safety engineering ladder according to the present utility model.

Legend description:

1. a first ladder; 2. a chute; 3. a slide block; 4. a second ladder; 5. a limit groove; 6. a pull rod; 7. a spring; 8. a limiting block; 9. a fixed block; 10. a mounting groove; 11. a threaded rod; 12. a thread sleeve; 13. clamping blocks; 14. a support frame; 15. a handle; 16. a clamping groove; 17. and (5) clamping blocks.

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.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a portable safety engineering ladder, including first cat ladder 1 and second cat ladder 4, the front end inside of first cat ladder 1 is provided with two spouts 2, two spouts 2 symmetry set up in the front end left and right sides of first cat ladder 1, the inside sliding connection of spout 2 has slider 3, the inside sliding connection of spout 2 plays spacing effect to inside slider 3, make slider 3 can steadily slide from top to bottom, the rear end inside of slider 3 is provided with draw-in groove 16, draw-in groove 16 cooperation fixture block 17 uses, thereby can fix the position of second cat ladder 4, and then make the whole stability of this safety engineering ladder better, the front end fixed connection of slider 3 is in the rear end left and right sides of second cat ladder 4, thereby make second cat ladder 4 can steadily slide, the inside spacing groove 5 that all is provided with of the rear end protruding department of first cat ladder 1, two protruding departments symmetric distribution are in the left and right sides of the rear end of first cat ladder 1, the inside sliding connection of spacing groove 5 has pull rod 6, new spacing groove 5 plays spacing effect to inside pull rod 6, make pull rod 6 can steadily slide, the outside of pull rod 6 is provided with spring 7, pull rod 6 plays spacing effect to outside spring 7, make spring 7 can not take place the skew when removing, the front end fixedly connected with stopper 8 of spring 7, through the backward movement stopper 8, thereby can extrude spring 7 and produce elastic deformation, the front end fixedly connected with fixture block 17 of stopper 8, through the backward movement stopper 8, thereby drive fixture block 17 backward movement, and then make fixture block 17 break away from with draw-in groove 16, thereby can accomodate this engineering ladder, and then can adapt to different transportation equipment, thereby make the transportation flexibility higher, and then make the transportation comparatively convenient, the rear end rotation of first cat ladder 1 is connected with support frame 14, the support frame 14 plays a role in supporting the whole engineering ladder, so that the engineering ladder is good in stability.

The left and right sides of the rear end of the second ladder stand 4 are fixedly connected with fixing blocks 9, the fixing blocks 9 are symmetrically distributed on the left and right sides of the second ladder stand 4, so that the whole stress of the engineering ladder is more uniform, a mounting groove 10 is formed in the bottom end of the fixing block 9, the mounting groove 10 plays a limiting role on an inner threaded sleeve 12, so that the threaded sleeve 12 can stably slide, a threaded rod 11 is rotatably connected in the mounting groove 10, the mounting groove 10 plays a supporting and limiting role on the inner threaded rod 11, so that the threaded rod 11 can stably slide, the threaded sleeve 12 is externally connected with threads of the threaded rod 11, the threaded sleeve 12 is driven to move back and forth through rotating the threaded rod 11, a clamping block 13 is fixedly connected to the bottom end of the threaded sleeve 12, the clamping block 13 is driven to move through moving the threaded sleeve 12, and the second ladder stand 4 is matched for use, so that the upper side of the engineering ladder can be fixed on the outside of a building, the whole ladder is stable, so that a worker can not shake during climbing, the climbing safety is high, the front end of the first ladder 1 is slidably connected with the rear end of the second ladder 4, the rear ends of the pull rods 6 are fixedly connected with the handles 15, the two pull rods 6 are symmetrically distributed at the rear ends of the handles 15, the two pull rods 6 can be driven to move simultaneously by pulling the handles 15, the front ends of the clamping blocks 17 are fixedly connected with the rear ends of the limiting blocks 8, the clamping blocks 17 are driven to move by moving the limiting blocks 8, the outer parts of the limiting blocks 8 are slidably connected with the inner parts of the limiting grooves 5, the limiting grooves 5 limit the inner limiting blocks 8, the limiting blocks 8 can slide stably, the outer parts of the clamping blocks 17 are slidably connected with the inner parts of the limiting grooves 5, the limiting grooves 5 limit the inner clamping blocks 17, make fixture block 17 can steadily slide, the rear end of spring 7 and the inner wall rear side fixed connection of spacing groove 5, thereby make stopper 8 can extrude spring 7 and produce elastic deformation, the outside of fixture block 17 and the inside looks block of draw-in groove 16, thereby make the position between first cat ladder 1 and the second cat ladder 4 fixed, the outside front side of threaded rod 11 is rotated with the inside of second cat ladder 4 and is connected, the second cat ladder 4 plays support and spacing effect to inside threaded rod 11, thereby make threaded rod 11 can steadily rotate, the outside of thread bush 12 and the inside sliding connection of mounting groove 10, the mounting groove 10 plays spacing effect to inside thread bush 12, make thread bush 12 only can slide.

Working principle: when needs are accomodate this safety engineering ladder, through pulling handle 15 backward, thereby drive two pull rods 6 and remove backward, and then drive stopper 8 and remove backward, thereby extrude spring 7 and produce elastic deformation, and then make fixture block 17 break away from the inside of draw-in groove 16, thereby slide second cat ladder 4 downwards, and then make slider 3 slide downwards in spout 2's inside, thereby make this safety engineering ladder can be accomodate, and then can adapt to different transportation equipment, thereby make transportation flexibility higher, and then make the transportation comparatively convenient, when needs are fixed this safety engineering ladder, through rotating threaded rod 11, thereby make thread bush 12 slide forward in the inside of mounting groove 10, and then drive clamp block 13 and slide forward, thereby can be with the centre gripping of building between clamp block 13 and second cat ladder 4, thereby can fix the outside of building with the upside of this engineering ladder, and then make the whole of this ladder slide be comparatively stable, thereby make the workman can not take place to rock when climbing, and then make the climbing security higher.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a portable safety engineering ladder, includes first cat ladder (1) and second cat ladder (4), its characterized in that: the novel ladder comprises a first ladder stand (1), wherein two sliding grooves (2) are formed in the front end of the first ladder stand (1), a sliding block (3) is connected to the sliding groove (2) in a sliding mode, clamping grooves (16) are formed in the rear end of the sliding block (3), the front end of the sliding block (3) is fixedly connected to the left side and the right side of the rear end of the second ladder stand (4), limiting grooves (5) are formed in the protruding portion of the rear end of the first ladder stand (1), a pull rod (6) is connected to the limiting grooves (5) in a sliding mode, a spring (7) is arranged outside the pull rod (6), a limiting block (8) is connected to the front end of the spring (7), a clamping block (17) is fixedly connected to the front end of the limiting block (8), and a supporting frame (14) is connected to the rear end of the first ladder stand (1) in a rotating mode.

2. A portable safety engineering ladder according to claim 1, characterized in that: the rear end left and right sides of second cat ladder (4) all fixedly connected with fixed block (9), the inside mounting groove (10) that is provided with in bottom of fixed block (9), the inside rotation of mounting groove (10) is connected with threaded rod (11), the outside threaded connection of threaded rod (11) has thread bush (12), the bottom fixedly connected with clamp splice (13) of thread bush (12).

3. A portable safety engineering ladder according to claim 1, characterized in that: the front end of the first crawling ladder (1) is in sliding connection with the rear end of the second crawling ladder (4), and the rear end of the pull rod (6) is fixedly connected with a handle (15).

4. A portable safety engineering ladder according to claim 1, characterized in that: the front end of the clamping block (17) is fixedly connected with the rear end of the limiting block (8), and the outer part of the limiting block (8) is in sliding connection with the inner part of the limiting groove (5).

5. A portable safety engineering ladder according to claim 1, characterized in that: the outside of fixture block (17) and the inside sliding connection of spacing groove (5), the rear end of spring (7) and the inner wall rear side fixed connection of spacing groove (5).

6. A portable safety engineering ladder according to claim 1, characterized in that: the outer part of the clamping block (17) is clamped with the inner part of the clamping groove (16).

7. A portable safety engineering ladder according to claim 2, characterized in that: the front side of the outer part of the threaded rod (11) is rotationally connected with the inner part of the second ladder stand (4), and the outer part of the threaded sleeve (12) is in sliding connection with the inner part of the mounting groove (10).