CN211776076U

CN211776076U - Steel construction retractable cat ladder of going to people for elevator well

Info

Publication number: CN211776076U
Application number: CN201922276009.6U
Authority: CN
Inventors: 张恒; 何西谦; 李俊越; 葛增俊; 王良超; 赵海峰; 迟静宜
Original assignee: First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-10-27
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a steel construction retractable cat ladder of going to one's mind for elevator well, comprising a base plate, the fixed cat ladder body that is provided with in bottom plate upper end one side, the fixed stand that is provided with in cat ladder body one side in the bottom plate upper end, fixed connection between stand upper end and the cat ladder body, the fixed channel-section steel bearing diagonal frame that is provided with of bottom plate lower extreme, the fixed support that is provided with in cat ladder body upper end, the fixed guardrail that is provided with in support upper end, the inside upper end activity interlude of cat ladder body is provided with the extension rod, the fixed platform that is provided with of one end that the cat ladder body was kept away from to the. The utility model discloses simple structure excellent in use effect can make things convenient for the workman to construct the operation layer from top to bottom, through the extension rod position of cat ladder body from the area, can make the cat ladder body adjust at the elevation of 2.9m 0.2 meters, has strengthened the suitability of cat ladder body at different elevation floors.

Description

Steel construction retractable cat ladder of going to people for elevator well

Technical Field

The utility model relates to a building technical field specifically is a steel construction retractable cat ladder of going up people for elevator well.

Background

In the construction process of the prefabricated residential building, the prefabricated staircase needs to be hoisted after concrete pouring on the working face is completed and certain strength is achieved, so that workers usually need to climb into a working layer through an external scaffold during the construction process, great inconvenience is brought to workers carrying materials to go up and down floors, and great potential safety hazards exist;

generally can not set up the continuous interior scaffold frame from bottom to top layer in the assembled house elevator well, consequently need set up all kinds of interim operation platforms when shear force wall in the elevator well carries out reinforcement, template assembly reinforcement and demolishs, concrete repair, but these interim operation platforms often do not have unified production standard, and comparatively crude, have great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel construction retractable cat ladder of going up people for elevator well to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel construction retractable cat ladder of going to one's head for elevator well, comprises a base plate, the fixed cat ladder body that is provided with in bottom plate upper end one side, the bottom plate upper end is at the fixed stand that is provided with in cat ladder body one side, fixed connection between stand upper end and the cat ladder body, the fixed channel-section steel bearing diagonal frame that is provided with of bottom plate lower extreme, the fixed support that is provided with in cat ladder body upper end, the fixed guardrail that is provided with in support upper end, the inside upper end activity interlude of cat ladder body is provided with the extension rod, the extension rod is kept away from the fixed platform that is provided with of one end of cat ladder body, the equal fixed reinforcing bar rings that are provided with in bottom.

Preferably, the bottom plate is internally and fixedly provided with an I-shaped steel keel, and the safety strength of the bottom plate can be effectively improved through the I-shaped steel keel.

Preferably, the fixed platform upper end surface is kept away from one side of extension rod and is seted up the fixed orifices, can conveniently be with fixed mounting between fixed platform and the floor through the fixed orifices.

Preferably, the fixed platform upper end is provided with the telescopic link through the pivot activity, through round pin axle swing joint between telescopic link upper end and the guardrail, can improve the stability between guardrail upper end and the fixed platform through the telescopic link to can prevent that the guardrail from taking place to rock about the position of fixed platform upper end takes place.

Preferably, the outer side surface of the upper end of the pedal is provided with anti-slip protrusions, and the friction force on the surface of the pedal can be increased through the anti-slip protrusions, so that a worker can be prevented from slipping when using the device.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a channel-section steel bearing diagonal top of device is on the substructure face, after fixing the lower part strong point top with channel-section steel bearing diagonal and substructure face afterwards, can take fixed platform on the superstructure face, can fix fixed platform and superstructure face through the mounting hole afterwards, so can accomplish the preliminary fixed of device in elevator mouth inside, it is inside to alternate entering into reinforcing bar rings through the I-steel crossbeam afterwards, then extend to the I-steel crossbeam the elevartor shaft outside, can fix the floor in the I-steel crossbeam elevartor shaft outside through the screw afterwards, so can accomplish the device totality fixed, the security performance is better.

2. The utility model discloses the workman can carry out reinforcement, prop up in the elevartor shaft inside through the device and establish the template, demolish work such as template, concrete surface course repair to the device extends or contracts through the extension rod in cat ladder body inside when using, thereby can make the cat ladder body of device can adjust at the elevation of 2.9m 0.2 meters, has strengthened the suitability of cat ladder body at different elevation floors.

Drawings

Fig. 1 is a schematic view of the overall structure of the steel structure retractable climbing ladder for the elevator shaft;

fig. 2 is an installation view of a steel structure retractable climbing ladder base plate and an i-shaped steel keel for an elevator well;

fig. 3 is the utility model relates to an enlarged view of a department in fig. 1 of steel construction retractable climbing ladder for elevator well.

In the figure: 1. a base plate; 2. a ladder body; 3. a column; 4. a channel steel inclined support frame; 5. a support; 6. a guardrail; 7. an extension rod; 8. a fixed platform; 9. a steel bar hanging ring; 10. an I-beam cross beam; 11. a pedal; 12. i-shaped steel keel; 13. a fixing hole; 14. a telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a steel structure telescopic climbing ladder for an elevator well comprises a bottom plate 1, a ladder body 2 is fixedly arranged on one side of the upper end of the bottom plate 1, the upper end of the bottom plate 1 is fixedly provided with an upright post 3 at one side of the ladder stand body 2, the upper end of the upright post 3 is fixedly connected with the ladder stand body 2, the lower end of the bottom plate 1 is fixedly provided with a channel steel inclined supporting frame 4, the upper end of the ladder stand body 2 is fixedly provided with a bracket 5, the upper end of the bracket 5 is fixedly provided with a guardrail 6, the upper end of the inner part of the ladder stand body 2 is movably inserted with an extension rod 7, a fixed platform 8 is fixedly arranged at one end of the extension rod 7 far away from the ladder stand body 2, reinforcing steel bar hanging rings 9 are fixedly arranged at four corners of the surface of the upper end of the bottom plate 1, i-steel crossbeam 10 is arranged between the reinforcing steel bar rings 9, and pedals 11 are fixedly arranged between the ladder stand bodies 2.

The fixed I-steel fossil fragments 12 that are provided with in bottom plate 1 inside, can effectively improve bottom plate 1's safe intensity through I-steel fossil fragments 12, the fixed orifices 13 has been seted up to one side that extension rod 7 was kept away from on 8 upper end surfaces of fixed platform, can conveniently be with fixed mounting between fixed platform 8 and the floor through

fixed orifices

13, 8 upper ends of fixed platform are provided with telescopic link 14 through the pivot activity, through round pin axle swing joint between 14 upper ends of telescopic link and the guardrail 6, can improve the stability between 6 upper ends of guardrail and the fixed platform 8 through telescopic link 14 to can prevent that the guardrail 6 from taking place to rock about the position of fixed platform 8 upper end takes place, the 11 upper end outside surfaces of footboard are provided with anti-skidding arch, can increase the frictional force on footboard 11 surface through anti-skidding arch, thereby can prevent that the workman from taking place to.

The working principle is as follows: when the device is used, concrete pouring is finished in an elevator shaft, a template is removed, the device body is hoisted into a target position to be installed through a tower crane, then a channel steel inclined support frame 4 of the device is propped against the lower-layer structure plate surface, then the channel steel inclined support frame 4 is fixed with the lower-layer structure plate surface, after a lower support point is propped, an extension rod 7 can be pulled, so that the extension rod 7 extends or contracts in the ladder stand body 2, a fixing platform 8 can be lapped on the upper-layer structure plate surface, then the fixing platform 8 can be fixed with the upper-layer structure plate surface through a mounting hole, thus the primary fixing of the device in the elevator shaft can be completed, then the I-shaped steel beam 10 penetrates into a steel bar hoisting ring 9, then the I-shaped steel beam 10 extends to the outside of the elevator shaft, and then the I-shaped steel beam 10 can be fixed with a floor slab outside the elevator shaft, so can accomplish that the device totality is fixed, the security performance is better, the workman can be through the device at the inside reinforcement that carries on of elevartor shaft afterwards, prop up and establish the template, demolish work such as template, concrete surface course repair, and the device extends or contracts in 2 inside cat ladder bodies through extension rod 7 when using, thereby can be so that cat ladder body 2 of device can adjust at the elevation of 2.9m 0.2 meters, has strengthened cat ladder body 2 at the suitability of different elevation floors, and this is exactly the utility model relates to a steel construction retractable climbing ladder's for elevator well theory of operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a steel construction retractable cat ladder of going up people for elevator well, includes bottom plate (1), its characterized in that: the ladder stand is characterized in that a ladder stand body (2) is fixedly arranged on one side of the upper end of the bottom plate (1), a stand column (3) is fixedly arranged on one side of the ladder stand body (2) on the upper end of the bottom plate (1), the upper end of the stand column (3) is fixedly connected with the ladder stand body (2), a channel steel inclined support frame (4) is fixedly arranged on the lower end of the bottom plate (1), a support (5) is fixedly arranged on the upper end of the ladder stand body (2), a guardrail (6) is fixedly arranged on the upper end of the support (5), an extension rod (7) is movably inserted and arranged on the upper end in the ladder stand body (2), a fixing platform (8) is fixedly arranged on one end of the extension rod (7) far away from the ladder stand body (2), reinforcing steel rings (9) are fixedly arranged on four corners of the, a pedal (11) is fixedly arranged between the ladder stand bodies (2).

2. The telescopic climbing ladder with the steel structure for the elevator well, according to claim 1, is characterized in that: an I-shaped steel keel (12) is fixedly arranged inside the bottom plate (1).

3. The telescopic climbing ladder with the steel structure for the elevator well, according to claim 1, is characterized in that: and a fixing hole (13) is formed in one side, far away from the extension rod (7), of the surface of the upper end of the fixing platform (8).

4. The telescopic climbing ladder with the steel structure for the elevator well, according to claim 1, is characterized in that: the upper end of the fixed platform (8) is movably provided with a telescopic rod (14) through a rotating shaft, and the upper end of the telescopic rod (14) is movably connected with the guardrail (6) through a pin shaft.

5. The telescopic climbing ladder with the steel structure for the elevator well, according to claim 1, is characterized in that: the outer side surface of the upper end of the pedal (11) is provided with an anti-skid bulge.