CN218161570U - Connecting structure of tunnel cable mounting bracket - Google Patents

Abstract

The utility model discloses a tunnel cable installing support connection structure relates to cable tunnel technical field, include the arc skeleton that closely laminates with the tunnel inner wall, the arc skeleton comprises last circular arc stand and lower circular arc stand that the radius equals, it comprises at first C type groove of fixed connection between two rings by parallel arrangement's ring and lower circular arc stand to go up circular arc stand, it is equipped with first knot box, two to go up circular arc stand and lower circular arc stand's junction go up the connection of circular arc stand and be equipped with the second and detain the box, first jackscrew butt is detained on the bottom surface of box, two at the second the equal fixedly connected with fixed plate in bottom of circular arc stand down, the second jackscrew is all worn to be equipped with in the both sides of fixed plate. This tunnel cable installing support connection structure makes the concatenation and the connection of arc skeleton only need buckle the both sides of box at first knot box and second and punch and can accomplish the connection, makes the equipment of arc skeleton and fixed more high-efficient.

Description

A tunnel cable installation bracket connection structure

technical field

The utility model relates to the technical field of cable tunnels, in particular to a tunnel cable installation bracket connection structure.

Background technique

The cable tunnel refers to the corridor or tunnel structure used to accommodate a large number of cables laid on the cable support. The cable tunnel not only allows the tunnel to better protect the cables, but also makes it easy for people to inspect and maintain the cables. With the development of society, the use of electricity is essential to our life, and cable tunnels are inseparable from electricity. Since the bracket will be cut into multiple sections for the convenience of transportation during installation, and assembled after entering the tunnel, in order to ensure the stability of the installation between the bracket and the bracket and between the bracket and the tunnel, it is necessary to open holes on the bracket and the tunnel to It is fixed by bolts, and the complex installation method further increases the work intensity and reduces work efficiency.

Therefore, it is necessary to propose a tunnel cable installation bracket connection structure to solve the above problems.

Utility model content

(1) Solved technical problems

The purpose of this utility model is to provide a connection structure for tunnel cable installation brackets to solve the problem in the above background technology that the brackets will be cut into multiple sections for ease of transportation during installation and assembled after entering the tunnel. Therefore, in order to ensure that the brackets For the stability of the installation between the bracket and the bracket and the tunnel, it is necessary to open holes on the bracket and the tunnel for bolts to be fixed. The complicated installation method further increases the work intensity and reduces the work efficiency.

(2) Technical solution

In order to achieve the above objectives, the utility model is realized through the following technical solutions: a tunnel cable installation bracket connection structure, including an arc-shaped skeleton that closely fits the inner wall of the tunnel. The upper arc column and the lower arc column are composed of parallel rings and the first C-shaped groove fixedly connected between the two rings. The upper arc column and the lower arc The joint of the column is provided with a first buckle box, the connection of the two upper circular arc columns is provided with a second buckle box, the first top wire is abutted against the bottom surface of the second buckle box, and the two lower arcs The bottom ends of the upright columns are all fixedly connected with a fixing plate, and both sides of the fixing plate are provided with second jacking wires, and both sides of the fixing plate are screwed with hex nuts, and the second jacking wires are threaded with hexagonal nuts. The center of the two side panels of the first buckle box and the second buckle box are fixedly connected with ear plates that fit the inner wall of the tunnel, and the first buckle box and the second buckle box are fixed by concrete thread self-cutting anchor bolts through the ear plates attached to the tunnel wall.

Preferably, two first waist-shaped holes are opened at the center of both ends of the first buckle box, and the two first waist-shaped holes are respectively located at the upper arc column and the lower arc column.

Preferably, four second waist-shaped holes are opened in the center of the second button box, and the four second waist-shaped holes are divided into two groups, and the second waist-shaped holes of the two groups are respectively located in two At the upper arc column.

Preferably, the first buckle box is fixedly connected to the junction of the upper circular arc column and the lower arc column through the first waist-shaped hole using T-shaped bolts.

(3) Beneficial effects

Compared with the prior art, the utility model provides a tunnel cable installation bracket connection structure, which has the following beneficial effects:

The connection structure of the tunnel cable installation bracket is provided with the first buckle box and the second buckle box structure on the arc-shaped skeleton. In the process of using the device, when it is necessary to assemble multiple sections in a group, T The two adjacent sets of bolts are connected together, and the buckle box is fixed on the tunnel wall through the concrete threaded self-cutting anchor bolt, so that the splicing and connection of the arc-shaped skeleton only needs to be done in the first buckle box and the second buckle box. The connection can be completed by punching holes on both sides, making the assembly and fixing of the curved frame more efficient.

Description of drawings

Fig. 1 is the installation schematic diagram of the present utility model;

Fig. 2 is the laying schematic diagram of the partition plate structure of the present invention;

Fig. 3 is the complete schematic diagram of the utility model structure;

Fig. 4 is the enlarged schematic view of the second column structure of the utility model;

Fig. 5 is a schematic bottom view of the utility model knot longitudinal cross-arm structure;

Figure 6 is a schematic bottom view of the utility model's transverse arm structure;

Fig. 7 is the enlarged schematic view of the structure at D place of the utility model;

8 is an enlarged schematic view of the second bracket structure of the present invention;

Fig. 9 is a schematic diagram of the installation of the first buckle box structure of the utility model;

Fig. 10 is the enlarged schematic view of the structure at C of the utility model;

Fig. 11 is the enlarged schematic view of the structure at B of the utility model;

Fig. 12 is the enlarged schematic view of the structure at A place of the utility model;

Fig. 13 is a schematic cross-sectional view of the arc-shaped skeleton structure of the present invention.

In the figure: 1. Tunnel; 2. Placement frame; 4. Second column; 5. Diagonal brace; 6. First column; 8. Second buckle box; 9. First buckle box; Two partitions; 12, arc-shaped skeleton; 1201, circular ring; 1202, first C-shaped groove; 121, upper arc column; 122, lower arc column; 13, first bracket; 131, first pallet ; 132, the first fixed block; 14, the installation block; 15, the C-type installation groove; 16, the connecting plate; 17, the longitudinal cross-arm structure; 171, the first flat plate; 172, the first beam frame; Structure; 181, second flat plate; 182, second beam frame; 19, anti-roll plate; 20, reinforcing rib; 21, threaded hole; 22, convex plate; 23, right-angle connector; 24, transverse bracket; 25, The second bracket; 251, the second fixed block; 252, the vertical plate; 253, the second bracket; 254, the connecting block; 26, the ear plate; 27, the first waist hole; 28, the first top wire; 29 , connecting angle code; 30, fixed plate; 31, second jacking wire; 32, hex nut; 33, mounting plate; 34, longitudinal bracket; 35, T-bolt; 36, concrete thread self-cutting anchor bolt; 37, The second waist hole; 38, the longitudinal connector; 39, the first partition; 40, the connecting rod.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-13, a tunnel cable installation bracket connection structure, including an arc-shaped skeleton 12 that closely fits the inner wall of the tunnel 1, and the arc-shaped skeleton 12 is composed of an upper arc column 121 and a lower arc column with equal radii. 122, the upper arc column 121 and the lower arc column 122 are composed of parallel rings 1201 and the first C-shaped groove 1202 fixedly connected between the two rings 1201, the upper arc column 121 and the lower arc column The junction of 122 is provided with the first buckle box 9, and the connection of two upper circular arc columns 121 is provided with the second buckle box 8, and the first top wire 28 abuts against the bottom surface of the second buckle box 8, and the two lower circles The bottom ends of the arc columns 122 are fixedly connected with a fixing plate 30, and the both sides of the fixing plate 30 are pierced with a second jacking wire 31, and the both sides of the second jacking wire 31 are screwed with hexagonal nuts 32 on both sides of the fixing plate 30. , the center of the two side plates of the first buckle box 9 and the second buckle box 8 are fixedly connected with the ear plate 26 that fits the inner wall of the tunnel 1, the first buckle box 9 and the second buckle box 8 are used through the ear plate 26 The concrete threaded self-cutting anchor bolt 36 is fixedly connected on the tunnel 1 wall.

Two first waist-shaped holes 27 are opened at the center of both ends of the first buckle box 9 , and the two first waist-shaped holes 27 are located at the upper circular-arc column 121 and the lower circular-arc column 122 respectively.

The center of the second buckle box 8 is provided with four second waist-shaped holes 37, and the four second waist-shaped holes 37 are divided into two groups, and the second waist-shaped holes 37 of the two groups are respectively located on two upper arc columns 121. place.

The first buckle box 9 is fixedly connected to the junction of the upper circular-arc column 121 and the lower circular-arc column 122 through the first waist-shaped hole 27 using T-shaped bolts 35 .

By setting the first buckle box 9 and the second buckle box 8 structure on the arc-shaped skeleton 12, in the process of using the device, when it is necessary to assemble multiple sections in a group, when installing the arc-shaped skeleton 12, After the T-bolt 35 on the arc-shaped skeleton 12 passes through the first buckle box 9 and the second buckle box 8, first adjust the upper circular arc column 121 and the lower circular arc column 122 in the first button box 9 and the second button box. The position in the box 8, after the position is appropriate, tighten the T-bolt 35 and fix it, so that the splicing of the arc-shaped skeleton 12 is completed. hole, and use the concrete thread self-cutting anchor bolt 36 to fix the first buckle box 9 and the second buckle box 8, the first buckle box 9 and the second buckle box 8 can not only quickly connect the arc-shaped skeleton 12, but also Since the first buckle box 9 and the second buckle box 8 have a certain length, the distance between the upper arc column 121 and the lower arc column 122 at the connection can be adjusted, which is more applicable to the tunnel 1 with errors, and the second A buckle box 9 and the second buckle box 8 can play a certain position-limiting effect, avoid skewing when connecting the upper arc column 121 and the lower arc column 122 connection process, T-bolt 35 can be used to connect the two adjacent The groups are connected together, and the buckle box is fixed on the wall of the tunnel 1 through the concrete thread self-cutting anchor bolt 36, so that the splicing and connection of the arc-shaped skeleton 12 only needs to be done on both sides of the first buckle box 9 and the second buckle box 8 The connection can be completed by punching holes, which makes the assembly and fixing of the arc-shaped frame 12 more efficient.

After the arc-shaped skeleton 12 is connected, it is used to install the first column 6, the second column 4, the base 10, the longitudinal arm structure 17, the transverse arm structure 18, the placement frame 2, the upper and lower ends of the first column 6 and the second column The bottom ends of 4 are all fixedly connected with a connecting plate 16, the second column 4 and the first column 6 are fixedly connected together by using bolts through the connecting plate 16, and the base 10 is fixedly connected to the bottom end of the first column 6 through the connecting plate 16 using bolts , the bottom surface of the base 10 is in close contact with the arc-shaped skeleton 12, and both ends of the base 10 are fixedly connected with mounting plates 33, and the base 10 is fixedly connected to the inner wall of the tunnel 1 through the mounting plate 33 using concrete thread self-cutting anchor bolts 36, the first The upper and lower ends of the front and rear side plates of the column 6 are fixedly connected with a horizontal bracket 24, the upper and lower ends of the left and right side plates of the first column 6 are fixedly connected with a longitudinal bracket 34, and the arc-shaped skeleton 12 is provided with a horizontal bracket 24. And the first bracket 13 and the second bracket 25 corresponding to the longitudinal bracket 34, the first bracket 13 and the second bracket 25 are fixed on the arc-shaped frame 12 by T-shaped bolts 35, and the longitudinal cross-arm structure 17 passes through Bolts are fixedly connected on the longitudinal brackets 34 of two adjacent first columns 6 in parallel, and the transverse arm structure 18 is horizontally arranged on the transverse bracket 24 and the second bracket 25, and the longitudinal arm structure at the top of the first column 6 17 and the transverse arm structure 18 are erected with a first partition 39 , and the second partition 11 is erected at the bottom of the first column 6 and the first bracket 13 .

Through the cooperative arrangement of the first column 6, the second column 4 and the base 10, in the process of using the device, after the installation of the arc-shaped frame 12 is completed, the base 10 is erected on the lowest end of the arc-shaped frame 12, and then the concrete screw thread is used to The self-cutting anchor bolt 36 fixes the base 10, and the first column 6 can be fixed on the base 10. The longitudinal cross-arm bracket and the transverse bracket 24 are welded on the first column 6, and the horizontal cross-arm structure 18 is fixed on the first column 6 with bolts. On the transverse bracket 24, the longitudinal cross-arm structure 17 is fixed on the longitudinal bracket 34 and the second bracket 25 by bolts, and then the longitudinal cross-arm structure 17 and the transverse cross-arm can be used on the first column 6 and the arc-shaped frame 12 The first partition 39 and the second partition 11 are laid on the structure 18, and the upper and lower sides can be used for the staff to walk on the upper and lower sides without laying the cement platform, so as to facilitate the maintenance of the cables, and the second partition can be installed while the bracket is installed. The laying of the first dividing plate 39 and the second dividing plate 11 eliminates the time of waiting for the cement platform to be laid and solidified, improves work efficiency, speeds up the construction progress, and improves the economic benefits of the enterprise.

The top end of the second column 4 is provided with four threaded holes 21 , and first jacking screws 28 are threaded in the threaded holes 21 .

Through the cooperative setting of the first jacking wire 28 and the second jacking wire 31, in the process of using the device, in the process of installing the first column 6 and the arc-shaped skeleton 12, when an error occurs in the tunnel 1, the upper arc The column 121 and the lower arc column 122 are placed on the wall of the tunnel 1, and then the T-shaped bolt 35 is put into the first C-shaped groove 1202, and the buckle box is passed through the concrete thread self-cutting anchor bolt 36 and placed on the upper arc column 121 and the lower column. At the joint of the arc column 122, the T-bolt 35 is fixed with the first buckle box 9, and the second buckle box 8 is connected to the two upper arc columns 121 in the same way, so that it is connected to a circle, and then in the two The second jacking wire 31 is pierced on the fixing plate 30 of the lower arc column 122, and then the first column 6 is connected with the second column 4 and erected on the arc frame 12. When adjusting, turn the top of the second column 4 The first top wire 28 can adjust the length of the second column 4 so that it is tight against the second button box 8, and the distance between the base 10 and the top of the arc frame 12 can be adjusted by the first top wire 28, and can be adjusted by adjusting The distance between the hexagonal nuts 32 on the inner side of the fixing plate 30 is to achieve the purpose of supporting the arc-shaped skeleton 12 tightly on the inner wall, and then the hexagonal nuts 32 on the outer side of the fixing rod are used to fix the second jacking screw 31, which avoids the need for a screw in the installation process. During installation, there is a gap between the bracket and the wall of the tunnel 1, resulting in a decrease in stability during use, resulting in a reduction in service life, and even affecting the entire tunnel 1 cable project.

Both sides of the top of the second column 4 are fixedly connected with connecting angle codes 29 by bolts, and the bolted joints of the connecting angle codes 29 and the second column 4 offer oblong holes to adapt to the first jacking wire 28 to connect the angle codes 29. Relatively displaced, the top of the connecting corner code 29 is fixedly connected to the bottom surface of the second buckle box 8 through two second waist-shaped holes 37 on the outside using T-shaped bolts 35 .

The left and right sides of the second column 4 are fixedly connected with C-shaped mounting grooves 15 , and the placement frame 2 is horizontally fixedly connected to the second column 4 and the arc-shaped frame 12 through T-shaped bolts 35 .

Two adjacent arc-shaped skeletons 12 are fixedly connected with a plurality of connecting rods 40 in parallel by T-shaped bolts 35, and longitudinal connectors 38 parallel to the connecting rods 40 are arranged on both sides of the second bracket 25, and the second column 4 And the upper and lower side plates of the first column 6 are fixedly connected with mounting blocks 14, and the mounting blocks 14 are fixedly connected with diagonal braces 5 intersecting each other. The connecting rod 40, the longitudinal connector 38 and the diagonal braces 5 can increase two sets of supports The stability between them ensures the safety of the bracket during use, and at the same time, the longitudinal connecting member 38 can be used as a bearing platform to place the first partition 39.

The longitudinal cross-arm structure 17 is made up of the first beam frame 172 arranged vertically and the first flat plate 171 fixed on the beam frame horizontally, and the horizontal cross-arm structure 18 is composed of two second beam frames 182 vertically arranged in parallel and fixed horizontally. The second flat plate 181 on the second beam frame 182 is composed, because the horizontal cross-arm structure 18 bears most of the weight of the first partition plate 39, so the two second beam frames 182 have greater bearing capacity, and the first beam frame 172 and both sides of the second beam frame 182 are fixedly connected with reinforcing ribs 20, the ends of the longitudinal cross-arm structure 17 are fixedly connected with anti-rolling plates 19, and one end of the transverse cross-arm structure 18 is fixedly connected with a convex plate 22, Both sides of the first beam frame 172 are fixedly connected with right-angle connectors 23 by bolts, and the right-angle connectors 23 are fixedly connected on the longitudinal bracket 34 by bolts, and the positions where the right-angle connectors 23 are connected to the longitudinal cross-arm structure 17 are provided with oblong holes. It is convenient to adjust the relative position of the right-angle connecting piece 23 and the longitudinal cross-arm structure 17 during the installation process.

The first bracket 13 is composed of a first fixing block 132 and a first bracket 131, the second bracket 25 includes a second fixing block 251 and a second bracket 253, and a vertical plate is fixedly connected to the center of the second bracket 253 252, when the horizontal cross-arm structure 18 is installed, the two second beams 182 are clamped outside the vertical plate 252, and are connected using oblong holes. The two sides of the bottom of the first fixed block 132 are fixedly connected with connecting blocks 254, and the first fixed Both the block 132 and the second fixing block 251 are arc-shaped to fit the arc-shaped skeleton 12, and the first fixing block 132 and the second fixing block 251 are fixedly connected to the arc-shaped skeleton 12 by T-shaped bolts 35. When dividing plate 39 and second dividing plate 11, can adjust the position of first bracket 13 and second bracket 25 on arc skeleton 12 before T-shaped bolt 35 is tightened, make first dividing plate 39 and second The partition 11 is kept horizontal, the second fixing block 251 is fixedly connected to the tunnel 1 through the connecting block 254 using the concrete thread self-cutting anchor bolt 36, and the first bracket 13 uses the right-angle connector 23 to fix the longitudinal cross-arm structure 17 and the second bracket. The frame 25 uses the vertical plate 252 to fix the connection mode of the transverse arm structure 18. Since the relative positions of the two places can be adjusted, it is more suitable for the complex installation environment in the tunnel than directly connecting the two with bolts.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (4)

1. A tunnel cable installation bracket connection structure, characterized in that: it includes an arc-shaped skeleton (12) that closely fits the inner wall of the tunnel (1), and the arc-shaped skeleton (12) is composed of an upper arc-shaped column with the same radius ( 121) and the lower arc column (122), the upper arc column (121) and the lower arc column (122) are both arranged in parallel with the ring (1201) and fixedly connected between the two rings (1201) Composed of the first C-shaped slot (1202) between the two arc-shaped columns ( 121) is connected with a second buckle box (8), the first top wire abuts against the bottom surface of the second buckle box (8), and the bottom ends of the two lower arc columns (122) are fixedly connected with The fixing plate (30), the two sides of the fixing plate (30) are pierced with the second jacking wire (31), and the two sides of the second jacking wire (31) are screwed on the fixing plate (30) There are hexagonal nuts (32), and the centers of the two side plates of the first buckle box (9) and the second buckle box (8) are fixedly connected with ear plates (26) that fit the inner wall of the tunnel (1). Both the first buckle box (9) and the second buckle box (8) are fixedly connected to the wall of the tunnel (1) through the lug plate (26) and the concrete thread self-cutting anchor bolt (36). 2. A tunnel cable installation bracket connection structure according to claim 1, characterized in that two first waist-shaped holes (27) are opened at the center of both ends of the first buckle box (9), and the The two first waist-shaped holes (27) are respectively located at the upper arc column (121) and the lower arc column (122). 3. A tunnel cable installation bracket connection structure according to claim 1, characterized in that four second waist-shaped holes (37) are opened in the center of the second buckle box (8), and the four The second waist-shaped holes (37) are divided into two groups, and the second waist-shaped holes (37) of the two groups are respectively located at the two upper arc columns (121). 4. A tunnel cable installation bracket connection structure according to claim 1, characterized in that: the first buckle box (9) is fixedly connected to the The junction of the upper arc column (121) and the lower arc column (122).

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