CN222457330U

CN222457330U - Assembled ladder stand device for pipe jacking well

Info

Publication number: CN222457330U
Application number: CN202323412602.1U
Authority: CN
Inventors: 吴品弘; 秦锴; 吴相�; 陈泽辉; 阳鸿哲; 杨文清; 冯友杨; 王蓓
Original assignee: Cscec Pearl River Overseas Development Co ltd
Current assignee: Cscec Pearl River Overseas Development Co ltd
Priority date: 2023-12-13
Filing date: 2023-12-13
Publication date: 2025-02-11
Anticipated expiration: 2033-12-13

Abstract

The utility model discloses an assembled type ladder stand device for a top pipe well, which relates to the technical field of ladder stands for the top pipe well and comprises an embedded assembly, a first section of ladder stand and a plurality of standard section of ladder stands, wherein the embedded assembly comprises two square pipes buried at the top of the top pipe well, the two square pipes are vertically arranged, the first section of ladder stand comprises two fixed steel bars, the two fixed steel bars are oppositely arranged, the tops of the two fixed steel bars are respectively clamped on the two square pipes, and a plurality of pedal steel bars are equidistantly arranged between the two fixed steel bars. According to the utility model, the embedded assembly, the first section of the ladder and the standard section of the ladder are arranged, and the three sections of the ladder are assembled according to the corresponding assembly relation, wherein the number of the standard section of the ladder can be set according to the depth of the top pipe well, and the assembly is carried out by utilizing the mode, so that the method has the advantages of wide application range and convenience in construction.

Description

Assembled ladder stand device for pipe jacking well

Technical Field

The utility model relates to the technical field of ladders for top tube wells, in particular to an assembled ladder device for a top tube well.

Background

A top pipe well is an engineering facility for underground pipeline construction and maintenance. It is typically a circular wellhead located at the surface for providing access to the underground piping. The main uses of roof tubing wells include the following:

1. Pipe installation and maintenance-top tubing is an important tool for installing and maintaining underground piping. In the pipeline installation process, constructors can enter the ground through the pipe jacking well to connect and arrange pipelines. In the process of pipeline maintenance, the top pipe well can provide a channel for entering an underground pipeline system so as to facilitate maintenance and repair work;

2. and the pipe detection and cleaning, namely the pipe jacking well can also be used for the detection and cleaning work of the pipe. The detection equipment and the cleaning equipment can be sent into the underground pipeline system by a pipe jacking well staff to detect and clean the pipeline so as to ensure the normal operation of the pipeline;

3. The pipe jacking well can also be used for drainage and pollution discharge. In municipal drainage systems, top pipe wells are commonly used to collect and drain rainwater and sewage. Through the roof well, rainwater and sewage may be directed into the underground piping system and then directed to a treatment facility for treatment;

4. Ventilation and aeration the push bench may also be used to provide ventilation and aeration of the subterranean space. In underground piping systems, some harmful gases or odors may be generated due to the tightness of the piping. Through the roof-tubing well, fresh air may be introduced into the subterranean space and noxious gases and odors may be vented to ensure the safety and comfort of the subterranean space.

Because in different engineering projects, the depth specification sizes of the pipe jacking well are different, the construction site in the prior art adopts the traditional steel pipe type construction ladder to erect and install, so that the traditional ladder cannot meet the site actual production requirement. The application provides an assembled ladder stand device for a top pipe well, which adopts a prefabricated standard modularized reinforced ladder stand and can be assembled by using standard modules according to the actual situation on site after manufacturing.

Disclosure of utility model

(One) solving the technical problems

Because in different engineering projects, the depth specification sizes of the pipe jacking well on the construction site are different, if the traditional steel pipe type construction crawling ladder in the prior art is adopted for erection and installation, the use is limited, the field actual production requirements cannot be met, and the use is inconvenient.

(II) technical scheme

In order to solve the problems, the utility model provides the following technical scheme:

An assembled cat ladder device for top tube well, includes pre-buried subassembly, first festival cat ladder and a plurality of standard festival cat ladder, wherein:

The embedded assembly comprises two square pipes embedded at the top of the top pipe well, and the two square pipes are vertically arranged;

The first section ladder stand comprises two fixed steel bars, the two fixed steel bars are oppositely arranged, the tops of the two fixed steel bars are respectively clamped on the two square tubes, and a plurality of pedal steel bars are equidistantly arranged between the two fixed steel bars;

the two can dismantle the connection between the standard festival cat ladder, the standard festival cat ladder includes two connecting bars, two connecting bars relative arrangement to the equidistance is provided with a plurality of pedal reinforcing bars between two connecting bars, and the top of two connecting bars is detachable installs respectively in the bottom of two fixed bars.

As a further scheme of the utility model, the embedded assembly further comprises a limiting rod which is horizontally arranged, and two ends of the limiting rod are fixedly welded with the middle parts of the two square pipes respectively.

As a further scheme of the utility model, the tops of the two fixed steel bars of the head section ladder are bent downwards towards one side to form an inserting part, the size of the inserting part is matched with that of the square pipe, and the two inserting parts can be respectively inserted into the two square pipes.

As a further scheme of the utility model, the tops of the two connecting bars of the standard knot ladder are bent towards one side to form connecting parts, and the two connecting parts are detachably connected with the bottoms of the two fixed bars respectively through fasteners.

As a further scheme of the utility model, two connecting parts on one standard section ladder stand are detachably connected with the bottoms of two connecting reinforcing bars on the other standard section ladder stand respectively through fasteners.

As a further scheme of the utility model, a plurality of first reinforcing steel bar guard rings are arranged on the head section crawling ladder along the length direction of the head section crawling ladder.

As a further scheme of the utility model, a plurality of second reinforcing steel bar guard rings are arranged on the standard section ladder along the length direction of the standard section ladder.

As a further scheme of the utility model, the connecting part on the connecting steel bar is sleeved with a rubber protective sleeve.

As a further scheme of the utility model, the wall thickness of the square tube is 0.8-2.75mm.

(III) beneficial effects

Compared with the prior art, the utility model has the following beneficial effects:

Through the arrangement of the embedded assembly, the first section of the ladder and the plurality of standard section of the ladder, the three are assembled according to corresponding assembly relations, wherein the number of the standard section of the ladder can be set according to the depth of the top pipe well, and the mode is utilized for assembly, so that the application range is wide, and the construction is convenient; the utility model has simple structure, high field installation efficiency and reliable quality, and all assembly components can be processed on site, directly assembled and recycled.

Drawings

The utility model is further described below with reference to the accompanying drawings.

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

FIG. 2 is a schematic diagram of an assembled side view of the present utility model;

FIG. 3 is a schematic front view of the embedded assembly of the present utility model;

FIG. 4 is a schematic side view of the first-stage ladder stand according to the present utility model;

FIG. 5 is a schematic side view of a standard pitch ladder of the present utility model;

FIG. 6 is a schematic diagram of the front view of the first-section ladder stand in the utility model;

FIG. 7 is a schematic diagram of the front view of a standard joint ladder stand in the present utility model;

Fig. 8 is a schematic plan view of the structure in fig. 2.

In the figure, 1, an embedded assembly; 101, square tubes, 102, limit rods, 2, a first section of climbing ladder, 201, fixed steel bars, 202, a first pedal steel bar, 203, an inserting part, 204, a first steel bar retainer, 3, a standard section of climbing ladder, 301, connecting steel bars, 302, a second pedal steel bar, 303, a connecting part, 304, a second steel bar retainer, 4, a fastener, 5, a rubber protective sleeve, 6 and a pipe jacking well.

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.

As shown in figures 1-8, the assembled type ladder device for the top pipe well comprises an embedded component 1, a first-section ladder 2 and a plurality of standard-section ladders 3, wherein when the assembled type ladder device is used, the embedded component 1 is firstly arranged at the top of a corresponding top pipe well 6, then the first-section ladder 2 is detachably arranged on the embedded component 1, the plurality of standard-section ladders 3 are required according to the depth of the top pipe well 6, the two standard-section ladders 3 are required according to the depth of the top pipe well 6, then the top of one standard-section ladder 3 can be detachably assembled and arranged at the bottom of the first-section ladder 2, then the top of the other standard-section ladder 3 is detachably arranged on the standard-section ladder 3 which is already arranged on the first-section ladder 2, and then the whole assembled type ladder is further assembled.

The setting of the embedded assembly 1, the head section ladder 2 and the standard section ladder 3 is as follows:

(1) As shown in figures 1-3, the embedded assembly 1 comprises two square tubes 101 and a limiting rod 102, wherein the two square tubes 101 are buried at the top of a pipe jacking well 6, the two square tubes 101 are vertically arranged, the limiting rod 102 is horizontally arranged, two ends of the limiting rod 102 are fixedly welded with the middle parts of the two square tubes 101 respectively, when the embedded assembly 1 is used, the two square tubes 101 can be embedded at corresponding positions of the pipe jacking well 6, the limiting rod 102 can limit the two square tubes 101, assembly between the two square tubes 101 and a first section of ladder 2 is facilitated, and preferably, the wall thickness of the square tubes 101 is 0.8-2.75mm.

(2) As shown in fig. 4, 6 and 8, the first section ladder 2 comprises two fixed steel bars 201, the two fixed steel bars 201 are oppositely arranged, the tops of the two fixed steel bars 201 are respectively clamped on the two square tubes 101, a plurality of first pedal steel bars 202 are equidistantly arranged between the two fixed steel bars 201, specifically, the tops of the two fixed steel bars 201 of the first section ladder 2 are downwards bent towards one side to form an inserting portion 203, the size of the inserting portion 203 is matched with the size of the square tubes 101, the two inserting portions 203 can be respectively inserted into the two square tubes 101, and then the assembly between the first section ladder 2 and the embedded assembly 1 can be realized by utilizing the matching relation between the two inserting portions 203 and the two square tubes 101.

(3) As shown in fig. 5 and 7, the standard joint ladder 3 comprises two connecting bars 301, the two connecting bars 301 are oppositely arranged, a plurality of second pedal bars 302 are equidistantly arranged between the two connecting bars 301, the tops of the two connecting bars 301 are respectively and detachably arranged at the bottoms of the two fixed bars 201, specifically, the tops of the two connecting bars 301 of the standard joint ladder 3 are bent towards one side to form a connecting portion 303, and the two connecting portions 303 are respectively and detachably connected with the bottoms of the two fixed bars 201 through fasteners 4, so that the assembly relationship between the standard joint ladder 3 and the first joint ladder 2 is realized. It should be noted that, the fastener 4 in this embodiment is a conventional technical means in the prior art, and is not described here again to avoid complicated text.

For the detachable connection setting between any two adjacent standard festival cat ladder 3 in a plurality of standard festival cat ladder 3, can set up two connecting portion 303 on one of them standard festival cat ladder 3 and be connected with two connecting reinforcement 301 bottoms on another standard festival cat ladder 3 can be dismantled respectively through fastener 4. Of course, the detachable connection arrangement between any two adjacent standard section ladders 3 in the plurality of standard section ladders 3 can also be set as other conventional technical means in the prior art, so long as the corresponding detachable function is realized.

As shown in fig. 4 to 5, in order to ensure the safety of the worker when using the ladder device of the present utility model, a plurality of first reinforcing bar retainers 204 may be provided on the first-section ladder 2 along the length direction thereof, a plurality of second reinforcing bar retainers 304 may be provided on the standard-section ladder 3 along the length direction thereof, and at the same time, in order to protect the connection portion 303 of the connection reinforcing bar 301, a rubber protection sleeve 5 may be provided on the connection portion 303 of the connection reinforcing bar 301.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. An assembled ladder device for a pipe jacking well, characterized in that it comprises a pre-buried component (1), a first ladder section (2) and a plurality of standard ladder sections (3), wherein:

The embedded component (1) comprises two square tubes (101) embedded in the top of the jacking well, and the two square tubes (101) are arranged vertically;

The first ladder section (2) comprises two fixed steel bars (201), the two fixed steel bars (201) are arranged opposite to each other, the tops of the two fixed steel bars (201) are respectively clamped on two square tubes (101), and a plurality of first footrest steel bars (202) are equidistantly arranged between the two fixed steel bars (201);

The two standard section ladders (3) are detachably connected, and the standard section ladders (3) include two connecting steel bars (301), the two connecting steel bars (301) are arranged opposite to each other, and a plurality of second footrest steel bars (302) are equidistantly arranged between the two connecting steel bars (301), and the tops of the two connecting steel bars (301) are detachably mounted on the bottoms of the two fixing steel bars (201).

2. An assembled ladder device for a pipe jacking shaft according to claim 1, characterized in that the embedded component (1) also includes a horizontally arranged limit rod (102), and the two ends of the limit rod (102) are respectively fixedly welded to the middle parts of the two square tubes (101).

3. An assembled ladder device for a pipe jacking shaft according to claim 1, characterized in that the tops of the two fixed steel bars (201) of the first section of the ladder (2) are bent downward toward one side to form an insertion portion (203), and the size of the insertion portion (203) is adapted to the size of the square tube (101), and the two insertion portions (203) can be respectively inserted into the inside of the two square tubes (101).

4. An assembled ladder device for a pipe jacking shaft according to claim 1, characterized in that the tops of the two connecting steel bars (301) of the standard section ladder (3) are bent toward one side to form a connecting portion (303), and the two connecting portions (303) are detachably connected to the bottoms of the two fixed steel bars (201) respectively through fasteners (4).

5. An assembled ladder device for a pipe jacking shaft according to claim 4, characterized in that the two connecting parts (303) on one standard section ladder (3) are detachably connected to the bottom of two connecting steel bars (301) on another standard section ladder (3) through fasteners (4).

6. An assembled ladder device for a pipe jacking shaft according to claim 1, characterized in that a plurality of first steel bar guard rings (204) are provided on the first ladder section (2) along its length direction.

7. An assembled ladder device for a pipe jacking shaft according to claim 1, characterized in that a plurality of second steel bar guard rings (304) are provided on the standard section ladder (3) along its length direction.

8. An assembled ladder device for a pipe jacking shaft according to claim 1, characterized in that the connecting portion (303) on the connecting steel bar (301) is provided with a rubber protective sleeve (5).

9. An assembled ladder device for a pipe jacking shaft according to claim 1, characterized in that the wall thickness of the square tube (101) is 0.8-2.75 mm.