阅读说明：本技术 一种轨道交通中隔墙连接结构及连接方法 (Partition wall connecting structure and method for rail transit ) 是由 伊中坤 刘丽 付健 伊长运 于 2021-11-09 设计创作，主要内容包括：本发明公开了一种轨道交通中隔墙连接结构,包括转接件,所述转接件上端固定连接管片固定件,所述转接件下端连接中隔墙固定件；所述转接件包括上平板、下平板和加劲肋,所述加劲肋的上下两端分别焊接上平板和下平板,所述上平板和下平板呈直角分布,且一端相连,所述上平板上开有上平板开孔,所述下平板上开有下平板开孔,所述上平板开孔连接管片固定件,所述下平板开孔连接中隔墙固定件。本装置可以通过转接件实现管片和中隔墙的连接,安装方便,承载力高；单个转接件重量较小,能最大程度上保证安装的轻便性。(The invention discloses a rail transit mid-partition connecting structure which comprises an adapter, wherein the upper end of the adapter is fixedly connected with a duct piece fixing piece, and the lower end of the adapter is connected with a mid-partition fixing piece; the adaptor comprises an upper flat plate, a lower flat plate and a stiffening rib, the upper and lower ends of the stiffening rib are respectively welded with the upper flat plate and the lower flat plate, the upper flat plate and the lower flat plate are distributed at a right angle, one end of the upper flat plate is connected with an upper flat plate opening, the lower flat plate is provided with a lower flat plate opening, the upper flat plate opening is connected with a duct piece fixing part, and the lower flat plate opening is connected with an intermediate wall fixing part. The device can realize the connection between the duct piece and the partition wall through the adapter piece, and has convenient installation and high bearing capacity; the weight of a single adapter is smaller, and the installation portability can be ensured to the greatest extent.)

1. The utility model provides a rail transit mid-board connection structure, includes the adaptor, its characterized in that: the upper end of the adapter is fixedly connected with a duct piece fixing piece, and the lower end of the adapter is connected with an intermediate wall fixing piece;

the adaptor comprises an upper flat plate, a lower flat plate and a stiffening rib, wherein the upper end and the lower end of the stiffening rib are respectively welded with the upper flat plate and the lower flat plate, the upper flat plate and the lower flat plate are distributed in a right angle, one ends of the upper flat plate and the lower flat plate are connected, an upper flat plate opening is formed in the upper flat plate, a lower flat plate opening is formed in the lower flat plate, the upper flat plate opening is connected with a duct piece fixing part, and the lower flat plate opening is connected with an intermediate wall fixing part;

the middle partition fixing piece comprises a toothed embedded groove, the toothed embedded groove is embedded in the middle partition wall, a toothed T-shaped bolt is mounted on the toothed embedded groove, one end of the toothed T-shaped bolt penetrates through the lower flat plate opening, and the lower flat plate is locked through a gasket and a locknut.

2. The connecting structure and the connecting method for the rail transit intermediate wall according to claim 1, wherein: the section of jurisdiction mounting includes the undercut crab-bolt, the upper portion of undercut crab-bolt is installed inside the section of jurisdiction, dull and stereotyped trompil is passed to the bottom of undercut crab-bolt to through dull and stereotyped in gasket I and the I locking of locknut, be equipped with the tooth of mutual interlock on the contact surface of going up dull and stereotyped and gasket I.

3. The connecting structure and the connecting method for the rail transit intermediate wall according to claim 1, wherein: the section of jurisdiction mounting is including taking tooth embedded groove I, take tooth embedded groove I pre-buried on the section of jurisdiction, take tooth T type bolt I to install on the tooth embedded groove I, take I lower extreme of tooth T type bolt to pass the dull and stereotyped trompil of going up to through gasket II and II locking upper flat plate of locknut, be equipped with the tooth of mutual interlock on the contact surface of upper flat plate and gasket II.

4. The connecting structure and the connecting method for the rail transit intermediate wall according to claim 1, wherein: the lower flat plate is provided with three openings which are transversely arranged along the lower flat plate.

5. The connecting structure and the connecting method for the rail transit intermediate wall according to claim 4, wherein: and the contact surface of the lower flat plate and the gasket is provided with teeth which are mutually meshed.

6. A method for connecting a partition wall in rail transit is characterized by comprising the following steps:

(1) positioning a toothed embedded groove of the intermediate wall fixing piece on the intermediate wall as required, and then finishing the preset installation of the toothed embedded groove in the intermediate wall concrete;

(2) when the segment cannot be positioned at the 12 o' clock direction, punching is carried out on the surface of the segment through a drilling machine, and then a bottom cutting anchor bolt is fixedly arranged in the hole; when the pipe piece can be positioned at the 12 o' clock direction position, positioning the toothed embedded groove I on the pipe piece according to the requirement, and then completing the preset installation of the toothed embedded groove I in the pipe piece;

(3) after the on-site intermediate wall and the duct piece are installed in place, an adapter is installed on one side, a lower flat plate hole of a lower flat plate of the adapter is aligned to the toothed T-shaped bolt, and the lower flat plate is fixedly connected with the toothed embedded groove through the matching of a gasket and a locknut;

(4) fireproof rock wool construction is carried out in the gap between the intermediate wall and the duct piece, and fireproof paint is sprayed on the surface of the side;

(5) aligning an upper plate opening of an upper plate of the adapter to the undercut anchor bolt or the T-shaped bolt I with teeth, and realizing the fixed connection of the upper plate to the undercut anchor bolt through the matching of the gasket I and the locknut I; or the upper flat plate is fixedly connected with the toothed embedded groove I through the matching of the gasket II and the locknut II;

(6) and finally, finishing the spraying operation of the fireproof paint on the other side.

Technical Field

The invention relates to the technical field of rail transit, in particular to a connecting structure and a connecting method for a partition wall in rail transit.

Background

The high-speed development of Chinese economy brings the high-speed development of rail transit, particularly in cities with developed economy, the development proportion of urban tunnels to capital construction is higher and higher, and in order to meet the requirement of urban tunnel construction progress, the installation progress of each part of the rail transit tunnel is required to be higher and faster. However, the existing connecting structure for the partition wall in the rail transit is troublesome to install and has a general bearing capacity.

Disclosure of Invention

The invention aims to provide a connecting structure and a connecting method for a partition wall in rail transit, so as to solve the problems in the background art. In order to achieve the purpose, the invention provides the following technical scheme: a rail transit mid-partition connecting structure comprises an adapter, wherein a duct piece fixing piece is fixedly connected to the upper end of the adapter, and a mid-partition fixing piece is connected to the lower end of the adapter;

the adaptor comprises an upper flat plate, a lower flat plate and a stiffening rib, wherein the upper end and the lower end of the stiffening rib are respectively welded with the upper flat plate and the lower flat plate, the upper flat plate and the lower flat plate are distributed in a right angle, one ends of the upper flat plate and the lower flat plate are connected, an upper flat plate opening is formed in the upper flat plate, a lower flat plate opening is formed in the lower flat plate, the upper flat plate opening is connected with a duct piece fixing part, and the lower flat plate opening is connected with an intermediate wall fixing part;

the middle partition fixing piece comprises a toothed embedded groove, the toothed embedded groove is embedded in the middle partition wall, a toothed T-shaped bolt is mounted on the toothed embedded groove, one end of the toothed T-shaped bolt penetrates through the lower flat plate opening, and the lower flat plate is locked through a gasket and a locknut.

Preferably, the section of jurisdiction mounting includes the undercut crab-bolt, the upper portion of undercut crab-bolt is installed inside the section of jurisdiction, the dull and stereotyped trompil in last is passed to the bottom of undercut crab-bolt to through I locking of gasket I and lock flat board in, be equipped with the tooth of mutual interlock on the contact surface of last flat board and gasket I.

Preferably, the section of jurisdiction mounting is including taking tooth embedded groove I, take tooth embedded groove I pre-buried on the section of jurisdiction, take tooth T type bolt I to install on the tooth embedded groove I, take I lower extreme of tooth T type bolt to pass the dull and stereotyped trompil of going up to through gasket II and locknut II locking flat board, be equipped with the tooth of mutual interlock on the contact surface of going up flat board and gasket II.

Preferably, the lower plate is provided with three openings which are arranged transversely along the lower plate.

Preferably, the contact surface of the lower flat plate and the gasket is provided with teeth which are mutually meshed.

A method for connecting a partition wall in rail transit specifically comprises the following steps:

(1) positioning a toothed embedded groove of the intermediate wall fixing piece on the intermediate wall as required, and then finishing the preset installation of the toothed embedded groove in the intermediate wall concrete;

(2) when the segment cannot be positioned at the 12 o' clock direction, punching is carried out on the surface of the segment through a drilling machine, and then a bottom cutting anchor bolt is fixedly arranged in the hole; when the pipe piece can be positioned at the 12 o' clock direction position, positioning the toothed embedded groove I on the pipe piece according to the requirement, and then completing the preset installation of the toothed embedded groove I in the pipe piece;

(3) after the on-site intermediate wall and the duct piece are installed in place, an adapter is installed on one side, a lower flat plate hole of a lower flat plate of the adapter is aligned to the toothed T-shaped bolt, and the lower flat plate is fixedly connected with the toothed embedded groove through the matching of a gasket and a locknut;

(4) fireproof rock wool construction is carried out in the gap between the intermediate wall and the duct piece, and fireproof paint is sprayed on the surface of the side;

(5) aligning an upper plate opening of an upper plate of the adapter to the undercut anchor bolt or the T-shaped bolt I with teeth, and realizing the fixed connection of the upper plate to the undercut anchor bolt through the matching of the gasket I and the locknut I; or the upper flat plate is fixedly connected with the toothed embedded groove I through the matching of the gasket II and the locknut II;

(6) and finally, finishing the spraying operation of the fireproof paint on the other side.

The invention has the technical effects and advantages that: the device can realize the connection between the duct piece and the partition wall through the adapter piece, and has convenient installation and high bearing capacity; the weight of a single adapter is smaller, and the installation portability can be ensured to the greatest extent.

Drawings

FIG. 1 is a schematic view of the installation of the present invention in embodiment 1;

FIG. 2 is a schematic view of the installation of the present invention in embodiment 2;

FIG. 3 is a schematic view of the connection between a T-bolt with teeth and a pre-buried slot with teeth according to the present invention;

FIG. 4 is a schematic view of a structure of a toothed pre-buried slot of the present invention;

FIG. 5 is a schematic view of the connection of the stiffener to the lower plate according to the present invention;

FIG. 6 is a schematic view showing the connection of the stiffener to the upper plate according to the present invention in example 1;

FIG. 7 is a schematic view showing the connection of the stiffener to the upper plate according to the present invention in example 2;

FIG. 8 is a schematic view of the installation of the lower plate and the spacer of the present invention.

In the figure: 1-adaptor, 2-upper plate, 3-lower plate, 4-stiffening rib, 5-upper plate hole, 6-lower plate hole, 7-toothed embedded groove, 8-middle wall, 9-toothed T-shaped bolt, 10-gasket, 11-locknut, 12-undercut anchor bolt, 13-duct piece, 14-gasket I, 15-locknut I, 16-fireproof rock wool, 17-toothed embedded groove I, 18-toothed T-shaped bolt I, 19-gasket II and 20-locknut II.

Detailed Description

In the description of the present invention, it should be noted that unless otherwise specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.

Example 1

As shown in fig. 1, 3-6 and 8, the rail transit mid-wall connecting structure comprises an adapter 1, wherein a duct piece fixing piece is fixedly connected to the upper end of the adapter 1, and a mid-wall fixing piece is connected to the lower end of the adapter 1;

the adaptor 1 comprises an upper flat plate 2, a lower flat plate 3 and a stiffening rib 4, wherein the upper end and the lower end of the stiffening rib 4 are respectively welded with the upper flat plate 2 and the lower flat plate 3, the upper flat plate 2 and the lower flat plate 3 are distributed at a right angle, one end of the upper flat plate is connected with one end of the lower flat plate 3, an upper flat plate opening 5 is formed in the upper flat plate 2, a lower flat plate opening 6 is formed in the lower flat plate 3, the upper flat plate opening 5 is connected with a duct piece fixing piece, the lower flat plate opening 6 is connected with a mid-partition wall fixing piece, and the three lower flat plate openings 6 are arranged transversely along the lower flat plate 3;

the middle partition fixing piece comprises a toothed embedded groove 7, the toothed embedded groove 7 is embedded in a middle partition 8, a toothed T-shaped bolt 9 is mounted on the toothed embedded groove 7, one end of the toothed T-shaped bolt 9 penetrates through a lower flat plate opening 6 and locks the lower flat plate 3 through a gasket 10 and a locknut 11, and teeth which are meshed with each other are arranged on the contact surface of the lower flat plate 3 and the gasket 10;

the section of jurisdiction mounting includes undercut crab-bolt 12, the upper portion of undercut crab-bolt 12 is installed inside section of jurisdiction 13, dull and stereotyped trompil 5 is passed to the bottom of undercut crab-bolt 12 to through dull and stereotyped 2 in gasket I14 and the I15 locking of locknut, be equipped with the tooth of mutual interlock on the contact surface of dull and stereotyped 2 and gasket I14.

A method for connecting a partition wall in rail transit specifically comprises the following steps:

(1) positioning the toothed embedded groove 7 on the intermediate wall 8 according to requirements, and then finishing the preset installation of the toothed embedded groove 7 in the concrete of the intermediate wall 8;

(2) when the segment 13 cannot be positioned at the 12 o' clock direction position, punching the surface of the segment 13 by using a drilling machine, and then fixedly installing the undercut anchor bolts 12 in the holes;

(3) after the on-site intermediate wall 8 and the duct piece 13 are installed in place, the adapter 1 on one side is installed, the lower flat plate opening 6 of the lower flat plate 3 of the adapter 1 is aligned to the T-shaped bolt 9 with teeth, then the lower flat plate 3 is fixedly connected with the embedded groove 7 with teeth through the matching of the gasket 10 and the locknut 11, and the lower flat plate 3 and the gasket 10 are provided with teeth which are mutually meshed on the contact surface, so that the connection looseness can be avoided;

(4) fireproof rock wool 16 construction is carried out in the gap between the intermediate wall 8 and the pipe piece 13, and fireproof paint is sprayed on the surface of the side;

(5) aligning an upper plate opening 5 of an upper plate 2 of the adapter 1 with a undercut anchor bolt 12, and realizing the fixed connection of the upper plate 2 with the undercut anchor bolt 12 through the matching of a gasket I14 and a locknut I15;

(6) and finally, finishing the spraying operation of the fireproof paint on the other side.

Example 2

As shown in fig. 2, 3-5, 7 and 8, the rail transit mid-wall connecting structure comprises an adapter 1, wherein a duct piece fixing piece is fixedly connected to the upper end of the adapter 1, and a mid-wall fixing piece is connected to the lower end of the adapter 1;

the adaptor 1 comprises an upper flat plate 2, a lower flat plate 3 and a stiffening rib 4, wherein the upper end and the lower end of the stiffening rib 4 are respectively welded with the upper flat plate 2 and the lower flat plate 3, the upper flat plate 2 and the lower flat plate 3 are distributed at a right angle, one end of the upper flat plate is connected with one end of the lower flat plate 3, an upper flat plate opening 5 is formed in the upper flat plate 2, a lower flat plate opening 6 is formed in the lower flat plate 3, the upper flat plate opening 5 is connected with a duct piece fixing piece, the lower flat plate opening 6 is connected with a mid-partition wall fixing piece, and the three lower flat plate openings 6 are arranged transversely along the lower flat plate 3;

the middle partition fixing piece comprises a toothed embedded groove 7, the toothed embedded groove 7 is embedded in a middle partition 8, a toothed T-shaped bolt 9 is mounted on the toothed embedded groove 7, one end of the toothed T-shaped bolt 9 penetrates through a lower flat plate opening 6 and locks the lower flat plate 3 through a gasket 10 and a locknut 11, and teeth which are meshed with each other are arranged on the contact surface of the lower flat plate 3 and the gasket 10;

the duct piece fixing piece comprises a toothed embedded groove I17, the toothed embedded groove I17 is embedded in the duct piece 13, a toothed T-shaped bolt I18 is installed on the toothed embedded groove I17, the lower end of the toothed T-shaped bolt I18 penetrates through the upper flat plate opening 5 and locks the upper flat plate 2 through a gasket II 19 and a locknut II 20, and teeth which are mutually meshed are arranged on the contact surface of the upper flat plate 2 and the gasket II 19.

A method for connecting a partition wall in rail transit specifically comprises the following steps:

(1) positioning the toothed embedded groove 7 on the intermediate wall 8 according to requirements, and then finishing the preset installation of the toothed embedded groove 7 in the concrete of the intermediate wall 8;

(2) when the pipe piece 13 can be positioned at the 12 o' clock direction position, positioning the toothed embedded groove I17 on the pipe piece 13 according to requirements, and then completing the preset installation of the toothed embedded groove I17 in the pipe piece 13;

(3) after the on-site intermediate wall 8 and the duct piece 13 are installed in place, the adapter 1 on one side is installed, the lower flat plate opening 6 of the lower flat plate 3 of the adapter 1 is aligned to the T-shaped bolt 9 with teeth, then the lower flat plate 3 is fixedly connected with the embedded groove 7 with teeth through the matching of the gasket 10 and the locknut 11, and the lower flat plate 3 and the gasket 10 are provided with teeth which are mutually meshed on the contact surface, so that the connection looseness can be avoided;

(4) fireproof rock wool 16 construction is carried out in the gap between the intermediate wall 8 and the pipe piece 13, and fireproof paint is sprayed on the surface of the side;

(5) aligning an upper plate opening 5 of an upper plate 2 of the adapter 1 with a toothed T-shaped bolt I18, and realizing the fixed connection of the upper plate 2 with a toothed embedded groove I17 through the matching of a gasket II 19 and a locknut II 20;

(6) and finally, finishing the spraying operation of the fireproof paint on the other side.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.