CN214996651U

CN214996651U - Diagonal bracing guardrail

Info

Publication number: CN214996651U
Application number: CN202023064302.5U
Authority: CN
Inventors: 曾佳鑫; 郑幸扬; 林建文
Original assignee: China MCC20 Group Corp Ltd
Current assignee: China MCC20 Group Corp Ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-12-03
Anticipated expiration: 2030-12-18

Abstract

The application discloses bracing guardrail, including facing limit guardrail and bracing. Face limit guardrail be platelike structure, face limit guardrail and be vertical setting, and arrange along the border of foundation ditch, face limit guardrail fixed mounting in the outer peripheral face of foundation ditch. The orthographic projection of the inclined strut on the outer peripheral face of the foundation pit is perpendicular to the vertical face where the edge guardrail is located, the inclined strut is located on one side of the foundation pit away from the edge guardrail, the upper end of the inclined strut can be rotatably and detachably mounted on the edge guardrail around the horizontal line parallel to the edge guardrail, and the lower end of the inclined strut can be rotatably and detachably mounted on the outer peripheral face of the foundation pit around the horizontal line parallel to the edge guardrail. The utility model provides a bracing guardrail can't install or the current inconvenient problem of personnel after the installation when solving little width foundation ditch passageway installation guardrail, more is applicable to different construction environment.

Description

Diagonal bracing guardrail

Technical Field

The application relates to engineering construction field especially relates to an bracing guardrail.

Background

At present stage utility tunnel construction has been more and more extensively, mostly is in the open cut construction in intensive establishing area moreover, and the operation space is less, receives the road traffic demand to influence, and both sides pedestrian passageway is less in the piping lane construction process, and the foundation ditch faces that limit guardrail, crown beam pedestrian passageway guardrail bracing can't set up or set up the back influence personnel current.

Disclosure of Invention

The application provides a bracing guardrail, the current inconvenient problem of personnel after can solving the unable installation of bracing or installing when little width foundation ditch passageway installation guardrail.

In a first aspect, embodiments of the present application provide a sprag guard rail, including facing limit guard rail and sprag. Face limit guardrail be platelike structure, face limit guardrail and be vertical setting, and arrange along the border of foundation ditch, face limit guardrail fixed mounting in the outer peripheral face of foundation ditch. The orthographic projection of the inclined strut on the outer peripheral face of the foundation pit is perpendicular to the vertical face where the edge guardrail is located, the inclined strut is located on one side of the foundation pit away from the edge guardrail, the upper end of the inclined strut can be rotatably and detachably mounted on the edge guardrail around the horizontal line parallel to the edge guardrail, and the lower end of the inclined strut can be rotatably and detachably mounted on the outer peripheral face of the foundation pit around the horizontal line parallel to the edge guardrail.

In some of these embodiments, the edge guard rail includes a post and a body. The quantity of pole setting is at least two, and each pole setting fixed mounting is in the outer peripheral face of foundation ditch. The body is a plate-shaped structure, is positioned between two adjacent upright posts and is connected with the two upright posts.

In some of these embodiments, the diagonal braces are mounted to the uprights.

In some of these embodiments, the number of braces is at least two, each brace being mounted to a respective upright.

In some of these embodiments, the brace has a mounting hole with an axis extending horizontally. Face limit guardrail and install the first inserted sheet of vertical setting and the second inserted sheet of vertical setting, first inserted sheet has the axis and is the first jack of horizontal extension, and the second inserted sheet has the axis and is the second jack of horizontal extension for the bracing is arranged in between first inserted sheet and the second inserted sheet, and the inserted bar inserts in first jack, mounting hole and the second jack.

In some of these embodiments, the first end of the plunger is an insertion end and the peripheral wall at the second end has a radially projecting positioning projection.

In some embodiments, the insert rod is elastically movably mounted on the first insert sheet in the horizontal direction, so that the insert rod is pulled in the horizontal direction to exit the second inserting hole and the mounting hole.

In some of these embodiments, the first blade mounts a spring having an axis extending horizontally. The inserted link runs through the spring and is connected with the spring.

In some of these embodiments, the first blade mounts a mounting barrel having an axis extending horizontally. The spring is installed in the installation cylinder.

In some embodiments, the first end of the mounting cylinder is mounted on the first insert, and the inner circumferential wall at the second end is provided with a radially protruding limiting protrusion. The first end of spring is contradicted with first inserted sheet, and the second end of spring is contradicted with spacing protruding.

According to an embodiment of the application, a bracing guardrail is provided, which comprises an edge guardrail and a bracing. Face limit guardrail be platelike structure, face limit guardrail and be vertical setting, and arrange along the border of foundation ditch, face limit guardrail fixed mounting in the outer peripheral face of foundation ditch. The orthographic projection of the inclined strut on the outer peripheral face of the foundation pit is perpendicular to the vertical face where the edge guardrail is located, the inclined strut is located on one side of the foundation pit away from the edge guardrail, the upper end of the inclined strut can be rotatably and detachably mounted on the edge guardrail around the horizontal line parallel to the edge guardrail, and the lower end of the inclined strut can be rotatably and detachably mounted on the outer peripheral face of the foundation pit around the horizontal line parallel to the edge guardrail. The utility model provides a bracing guardrail can't install or the current inconvenient problem of personnel after the installation when solving little width foundation ditch passageway installation guardrail, more is applicable to different construction environment. When nobody passed through the passageway, with the bracing installation, to promoting site operation safety have very big effect, simultaneously, the rotatable setting of bracing for the installation of bracing is more convenient. When the pedestrian passes through the passageway, dismantle the bracing. In addition, the diagonal bracing guardrail is formed by processing raw materials on a construction site, is easy to manufacture and low in cost, fully embodies green construction, establishes the purpose of economical social strategy deployment, and has great popularization value in actual construction.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1-3 are schematic structural views of the bracing guardrail at three angles in the embodiment of the application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The conventional guardrail has no diagonal brace 20 or the diagonal brace 20 cannot be installed in a pedestrian passageway with a small passing distance, and the adjacent side guardrail 10 can bear limited force. Referring to fig. 1 to 3, to solve the above problems, an embodiment of the present application provides a sprag 20 guard rail 1 including an edge guard rail 10 and a sprag 20.

Face limit guardrail 10 and be platelike structure, face limit guardrail 10 and be vertical setting, and arrange along the border of foundation ditch, face limit guardrail 10 fixed mounting in the outer peripheral face of foundation ditch. The edge guard rail 10 comprises a vertical rod 11 and a body 12. The number of the upright posts 11 is at least two, and each upright post 11 is fixedly arranged on the peripheral surface of the foundation pit. The bottom end of each upright post 11 is welded to the ground anchor 80 located on the outer peripheral surface of the foundation pit. The earth anchor 80 is anchored in the protective foundation on the outer peripheral surface of the foundation pit in a pre-buried or expansion bolt 100 implantation mode, and sufficient tension force exists between the earth anchor 80 and the protective foundation. The body 12 is a plate-shaped structure, and the body 12 is located between two adjacent vertical rods 11 and connected to the two vertical rods 11. The limb guardrail 10 further comprises a connecting rod 13, and the connecting rod 13 is located between the body 12 and the upright rod 11 and connected with the body 12 and the upright rod 11.

The orthographic projection of the inclined strut 20 on the outer peripheral face of the foundation pit is perpendicular to the vertical face where the adjacent side guardrail 10 is located, the inclined strut 20 is located on one side of the adjacent side guardrail 10, which is deviated from the foundation pit, the upper end of the inclined strut 20 can be rotatably and detachably mounted on the adjacent side guardrail 10 around the horizontal line parallel to the adjacent side guardrail 10, and the lower end of the inclined strut 20 can be rotatably and detachably mounted on the outer peripheral face of the foundation pit around the horizontal line parallel to the adjacent side guardrail 10. The diagonal brace 20 is mounted to the upright 11. The number of the inclined struts 20 is at least two, and each inclined strut 20 is respectively installed on one vertical rod 11.

To achieve the rotational mounting of the sprag 20, the sprag 20 has a mounting hole with an axis extending horizontally. The limb guardrail 10 is provided with a first inserting sheet 30 in a vertical arrangement and a second inserting sheet 40 in a vertical arrangement, the first inserting sheet 30 is provided with a first inserting hole with an axis extending horizontally, the second inserting sheet 40 is provided with a second inserting hole with an axis extending horizontally, so that the inclined strut 20 is arranged between the first inserting sheet 30 and the second inserting sheet 40, and the inserting rod 50 is inserted into the first inserting hole, the mounting hole and the second inserting hole. The first end of the insert rod 50 is an insertion end, and the outer peripheral wall at the second end has a radially protruding positioning projection. The first insert 30 and the second insert 40 are welded.

The sprag 20 has a coupling hole whose axis extends horizontally. The ground anchor 80 located at the outer circumferential surface of the foundation pit is mounted with a vertically arranged connecting sheet 90, and the connecting sheet 90 has a connecting hole whose axis extends horizontally, so that the diagonal brace 20 is mounted on the ground anchor 80 via a bolt 100. The connecting piece 90 includes a first connecting piece and a second connecting piece, and the sprag 20 is interposed between the first connecting piece and the second connecting piece. The first connecting sheet and the second connecting sheet are welded and installed.

In order to facilitate the installation of the inclined strut 20, the insert rod 50 is installed on the first insert 30 in a manner of being elastically movable in the horizontal direction, so that the insert rod 50 is withdrawn from the second insert hole and the installation hole after being subjected to a tensile force in the horizontal direction. The first blade 30 is fitted with a spring 60 having an axis extending horizontally. The plunger 50 penetrates the spring 60 and is connected to the spring 60. The first insert 30 is mounted with a mounting cylinder 70 having an axis extending horizontally. The mounting cylinder 70 is welded. The spring 60 is mounted in the mounting cylinder 70. The first end of the mounting cylinder 70 is mounted on the first insert 30, and the inner peripheral wall of the second end has a radially protruding limiting protrusion. The first end of the spring 60 is abutted against the first inserting piece 30, and the second end of the spring 60 is abutted against the limiting protrusion. The spring 60 is connected at a first end to the plunger 50.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A sprag guardrail, comprising:

the edge-facing guardrail is of a plate-shaped structure, is vertically arranged and is arranged along the edge of the foundation pit, and is fixedly arranged on the peripheral surface of the foundation pit;

the bracing the orthographic projection perpendicular to of the outer peripheral face of foundation ditch face the vertical face at limit guardrail place, the bracing is located face deviating from of limit guardrail one side of foundation ditch, the upper end of bracing can be around being on a parallel with face limit guardrail parallel water flat line rotate ground and detachably install in face limit guardrail, the lower extreme of bracing can be around being on a parallel with face limit guardrail parallel water flat line rotate ground and detachably install in the outer peripheral face of foundation ditch.

2. The sprag fence of claim 1,

face limit guardrail includes:

the number of the upright posts is at least two, and each upright post is fixedly arranged on the peripheral surface of the foundation pit;

the body is of a plate-shaped structure, is positioned between two adjacent upright rods and is connected with the two upright rods.

3. The sprag fence of claim 2,

the inclined strut is installed on the vertical rod.

4. The sprag fence of claim 2,

the quantity of bracing is at least two, and each bracing is installed in one respectively the pole setting.

5. The sprag fence of claim 1,

the inclined strut is provided with a mounting hole with an axis extending horizontally;

face limit guardrail and install the first inserted sheet of vertical setting and the second inserted sheet of vertical setting, first inserted sheet has the axis and is the first jack of horizontal extension, the second inserted sheet has the axis and is the second jack of horizontal extension, makes the bracing is arranged in first inserted sheet with between the second inserted sheet, the inserted bar inserts first jack the mounting hole with in the second jack.

6. The sprag fence of claim 5,

the first end of inserted bar is for inserting the end, and the periphery wall at second end department has radial convex location protruding.

7. The sprag fence of claim 5,

the inserted bar can be installed on the first inserting sheet in a horizontally elastic motion mode, so that the inserted bar is pulled in the horizontal direction and then exits the second inserting hole and the installing hole.

8. The sprag fence of claim 7,

the first inserting piece is provided with a spring with an axis extending horizontally;

the inserted bar penetrates through the spring and is connected with the spring.

9. The sprag fence of claim 8,

the first inserting piece is provided with an installation cylinder with the axis extending horizontally;

the spring is mounted in the mounting cylinder.

10. The sprag fence of claim 9,

the first end of the mounting cylinder is mounted on the first inserting sheet, and the inner peripheral wall of the second end of the mounting cylinder is provided with a radially protruding limiting protrusion;

the first end of spring with first inserted sheet is contradicted, the second end of spring with spacing protruding conflict.