CN211874521U

CN211874521U - Double-column single-guide roadway support equipment stabilizing structure

Info

Publication number: CN211874521U
Application number: CN202020338067.7U
Authority: CN
Inventors: 张扬
Original assignee: Baoding Guangyang Jingyi Machinery Manufacturing Co ltd; Beijing Guangyang Jingyi Machinery Equipment Co ltd
Current assignee: Baoding Guangyang Jingyi Machinery Manufacturing Co ltd; Beijing Guangyang Jingyi Machinery Equipment Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-11-06
Anticipated expiration: 2030-03-17

Abstract

The utility model relates to the technical field of roadway driving support equipment, and discloses a double-column single-guide roadway support equipment stable structure, which comprises a column shoe, a hydraulic prop, a guide column and a top beam, wherein the guide column is arranged at the vertical central line of the column shoe and is fixedly connected with the column shoe, the top end of the guide column is provided with the top beam which is fixedly connected with the guide column, the left side and the right side of the upper surface of the column shoe are provided with the hydraulic prop, and the other end of the hydraulic prop is fixedly connected with the top beam; a guide column is designed between the two single hydraulic supporting columns, and the guide column consists of an inner square tube and an outer square tube, so that the rigidity and the guide effect are increased. Meanwhile, the column shoes and the top beam structure are additionally arranged, so that the stress area is increased, the upper stress and the lower stress of the single hydraulic prop are uniform, the stability of the overall structure of the support is improved, the phenomena of support bending, support falling and the like are effectively avoided, and potential safety hazards are eliminated.

Description

Double-column single-guide roadway support equipment stabilizing structure

Technical Field

The utility model relates to a tunnelling supporting equipment technical field, in particular to equipment stable structure is strutted in tunnel of twin columns list direction.

Background

The roadway excavation supporting is always an important problem facing the excavation safety production, in the currently used excavation supporting system, a single hydraulic support is mostly adopted as a supporting upright post, but because the shapes of a top plate and a bottom plate of the excavation roadway are irregular, the resistance borne by a hydraulic support post is uneven, accidents such as column falling, frame falling, even support bending scrapping, people injury and the like are very easy to happen, and great potential safety hazards are brought to the roadway excavation work.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a roadway support equipment stable structure of twin columns list direction, solved the tunnelling tunnel roof and the bottom plate shape that propose in the background art irregular, hydraulic prop bears the resistance inhomogeneous, very easily takes place down the post, the bent problem of scrapping, injures people by a crashing object accident such as support of falling the frame even.

In order to solve the technical problem, the utility model discloses a technical scheme does: a double-column single-guide roadway support equipment stabilizing structure comprises column shoes, hydraulic struts, guide columns and top beams, wherein the guide columns are arranged at the vertical central lines of the column shoes and are fixedly connected with the column shoes, the top beams are arranged at the top ends of the guide columns and are fixedly connected with the guide columns, the hydraulic struts are arranged on the left side and the right side of the upper surfaces of the column shoes, and the other ends of the hydraulic struts are fixedly connected with the top beams;

the guide column comprises a first square tube and a second square tube, the first square tube is located on the upper surface of the column shoe and is fixedly connected with the column shoe, the outer side wall of the first square tube is provided with the second square tube, the second square tube is slidably connected with the first square tube, and the top of the second square tube is fixed on the lower surface of the top beam.

Furthermore, the hydraulic prop comprises a hydraulic outer prop and a hydraulic inner prop, and the hydraulic outer prop is positioned on the upper surface of the prop shoe and is fixedly connected with the prop shoe; the hydraulic inner column is located on the lower surface of the top beam and fixedly connected with the top beam.

Further, the hydraulic inner column is slidably connected with the hydraulic outer column.

Furthermore, the top beam is arranged above the column shoe and is in sliding connection with the column shoe.

Further, the number of the hydraulic support columns is two, and the two hydraulic support columns are symmetrical about a vertical center line of the guide column.

Compared with the prior art, the utility model discloses a double column single direction's roadway support equipment stable structure has designed the guide post between two hydraulic prop, and the guide post comprises inside and outside two square pipes, plays increase rigidity and guide effect. The column shoe and the top beam structure are additionally arranged, the stress area is increased, the upper stress and the lower stress of the single hydraulic prop are uniform, the stability of the whole structure of the support is improved, the phenomena of support bending, support falling and the like are effectively avoided, potential safety hazards are eliminated, the overall strength of the upright column of the roadway support can be effectively enhanced through the design, the stress of the hydraulic prop is uniform, the hydraulic prop is not prone to damage, the roadway support can bear larger pressure, and meanwhile, the overall stability and the coordination of the roadway support can be guaranteed in the process of moving the support.

Drawings

Fig. 1 is a schematic view of a double-column single-guide stable structure of a roadway support device disclosed by the utility model;

in the figure: 1-column shoe, 2-hydraulic prop, 21-hydraulic outer column, 22-hydraulic inner column, 3-guide column, 31-first square tube, 32-second square tube and 4-top beam.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

As shown in fig. 1, the utility model discloses a single direction roadway support equipment stable structure of twin columns, including column shoes 1, hydraulic prop 2, guide post 3 and back timber 4. Specifically, the number of the hydraulic struts 2 is two, and the two hydraulic struts 2 are symmetrical about a vertical center line of the guide post 3. The hydraulic prop 2 comprises a hydraulic outer prop 21 and a hydraulic inner prop 22, wherein the hydraulic outer prop 21 is positioned on the upper surface of the prop shoe 1 and is fixedly connected with the prop shoe 1; the hydraulic inner column 22 is positioned on the lower surface of the top beam 4 and is fixedly connected with the top beam 4, and the hydraulic inner column 22 is connected with the hydraulic outer column 21 in a sliding manner.

A top beam 4 is arranged above the column shoe 1, and the top beam 4 is connected with the column shoe 1 in a sliding way.

Column shoe 1's vertical central line department is equipped with guide post 3, guide post 3 and column shoe 1 fixed connection, and the top of guide post 3 is equipped with back timber 4, back timber 4 and 3 fixed connection of guide post, and the upper surface left and right sides of column shoe 1 is equipped with hydraulic prop 2, the other end and the back timber 4 fixed connection of hydraulic prop 2.

Guide post 3 includes first square tube 31 and the square pipe 32 of second, and first square tube 31 is located the upper surface of column shoe 1, and with column shoe 1 fixed connection, and the lateral wall of first square tube 31 is equipped with the square pipe 32 of second, the square pipe 32 of second and first square tube 31 sliding connection, and the top of the square pipe 32 of second is fixed in the lower surface of back timber 4.

A guide column 3 is designed between the two single hydraulic supports 2, and the guide column 3 consists of an inner square tube and an outer square tube and plays roles in increasing rigidity and guiding. Meanwhile, the column shoe 1 and the top beam 4 are additionally arranged, the stress area is increased, the single hydraulic prop 2 is stressed uniformly from top to bottom, the stability of the whole structure of the support is improved, the phenomena of support bending, support falling and the like are effectively avoided, potential safety hazards are eliminated, the overall strength of the upright post of the roadway support can be effectively enhanced through the design, the stress of the hydraulic prop 2 is uniform, the hydraulic prop is not prone to damage, the roadway support can bear larger pressure, and meanwhile, in the process of moving the support, the overall stability and the coordination of the roadway support can be guaranteed.

The staff can place the tunnel support subaerial, when hydraulic prop 2 moves, back timber 4 slides for column shoe 1, realize back timber 4 upwards sliding gradually, meanwhile, the square pipe 32 of second slides in the outside of first square pipe 31, the bulk strength of tunnel support stand can effectively be strengthened to this structure, it is even to make hydraulic prop 2 atress, be difficult for taking place to damage, make the tunnel support can bear bigger pressure, the in-process that moves the frame simultaneously, can guarantee the overall stability and the harmony of tunnel support.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a roadway support equipment stable structure of single direction of twin columns which characterized in that: the guide pillar structure comprises a column shoe (1), hydraulic pillars (2), guide pillars (3) and a top beam (4), wherein the guide pillars (3) are arranged at the vertical center line of the column shoe (1), the guide pillars (3) are fixedly connected with the column shoe (1), the top beam (4) is arranged at the top ends of the guide pillars (3), the top beam (4) is fixedly connected with the guide pillars (3), the hydraulic pillars (2) are arranged on the left side and the right side of the upper surface of the column shoe (1), and the other ends of the hydraulic pillars (2) are fixedly connected with the top beam (4);

guide post (3) include first square tube (31) and the square pipe of second (32), first square tube (31) are located the upper surface of column shoe (1), and with column shoe (1) fixed connection, the lateral wall of first square tube (31) is equipped with the square pipe of second (32), the square pipe of second (32) with first square tube (31) sliding connection, the top of the square pipe of second (32) is fixed in the lower surface of back timber (4).

2. The double-column single-guide roadway support equipment stabilizing structure according to claim 1, characterized in that: the hydraulic prop (2) comprises a hydraulic outer prop (21) and a hydraulic inner prop (22), wherein the hydraulic outer prop (21) is positioned on the upper surface of the column shoe (1) and is fixedly connected with the column shoe (1); the hydraulic inner column (22) is located on the lower surface of the top beam (4) and fixedly connected with the top beam (4).

3. The double-column single-guide roadway support equipment stabilizing structure according to claim 2, characterized in that: the hydraulic inner column (22) is connected with the hydraulic outer column (21) in a sliding mode.

4. The double-column single-guide roadway support equipment stabilizing structure according to claim 1, characterized in that: the top beam (4) is arranged above the column shoe (1), and the top beam (4) is connected with the column shoe (1) in a sliding manner.

5. The double-column single-guide roadway support equipment stabilizing structure according to claim 2 or 3, characterized in that: the number of the hydraulic support columns (2) is two, and the two hydraulic support columns (2) are symmetrical about a vertical center line of the guide column (3).