CN215633007U

CN215633007U - Drawing type tunnel secondary lining template

Info

Publication number: CN215633007U
Application number: CN202121051986.7U
Authority: CN
Inventors: 张文杰; 张跃; 杨青; 昌文; 何伟; 罗姣; 周敏
Original assignee: CCCC First Highway Engineering Co Ltd; Bridge and Tunnel Engineering Co Ltd of CCCC First Highway Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd; Bridge and Tunnel Engineering Co Ltd of CCCC First Highway Engineering Co Ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-01-25
Anticipated expiration: 2031-05-17

Abstract

The utility model discloses a pull type tunnel secondary lining template which comprises a template body, wherein the template body comprises an end template, a web template and an end connecting template, an arched support frame is fixedly arranged at the lower end of the template body, an upper support is fixedly connected to the upper end of the arched support frame, a plurality of top hydraulic jacks are fixedly arranged at the upper end of the upper support frame, lateral hydraulic jacks are fixedly arranged on two sides of the arched support frame, a first connecting strip is fixedly connected to one side of the web template, and a first connecting joint is fixedly connected to one end, far away from the web template, of the first connecting strip. The utility model discloses a pull type tunnel secondary lining template, which is characterized in that the connection between templates is set to be pull type connection, so that the templates are convenient and quick to install and disassemble, the splicing positions of the templates can be sealed, the concrete is prevented from flowing out from gaps at the splicing positions of the templates, the splicing effect is better, the concrete is prevented from flowing out and needs to be cleaned manually, and the labor capacity of workers is reduced.

Description

Drawing type tunnel secondary lining template

Technical Field

The utility model relates to the technical field of templates for tunnel construction, in particular to a pull type tunnel secondary lining template.

Background

The secondary lining is a molded concrete or reinforced concrete lining applied on the inner side of a primary support in tunnel engineering construction, and forms a composite lining together with the primary support, and the secondary lining and the primary support are relatively speaking inner lining constructed by concrete and other materials under the condition that the tunnel is subjected to primary support, so that the functions of reinforcing the support, optimizing a route water-proof and drainage system, beautifying the appearance, conveniently setting communication, lighting, monitoring and other facilities are achieved, and the requirements of modern high-speed road tunnel construction are met.

However, the existing tunnel secondary lining template is simple in structure and inconvenient to install, a plurality of fastening bolts are required to be used for connection, time and labor are wasted in installation and disassembly, the use is very inconvenient, gaps exist between adjacent template units, when concrete is poured, the gaps between the concrete and the adjacent template units flow out, waste is caused to the concrete, the gaps between the concrete and the adjacent template units flow out, manual cleaning is required, and the work of operators is influenced. In addition, in the traditional construction process of the end formwork of the secondary lining trolley, wood formworks are adopted for processing and assembling for end sealing, and the process method has the defects of large formwork gap, infirm and unstable fixation of a middle-buried water stop, easy damage to the waterproof board, influence on the waterproof effect of the waterproof board and reduction of the quality of engineering construction.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a pull-out tunnel secondary lining template.

In order to achieve the purpose, the utility model adopts the following technical scheme: a pull type tunnel secondary lining template comprises a template body, wherein the template body comprises an end template, a web template and an end connecting template, an arch support frame is fixedly arranged at the lower end of the template body, an upper support is fixedly connected to the upper end of the arch support frame, a plurality of top hydraulic jacks are fixedly arranged at the upper end of the upper support frame, lateral hydraulic jacks are fixedly arranged on two sides of the arch support frame, a first connecting strip is fixedly connected to one side of the web template, a first connecting joint is fixedly connected to one end of the first connecting strip, which is far away from the web template, a first sealing groove and a second sealing groove are fixedly formed in one side of the web template, which is far away from the first connecting strip, the first sealing groove and the second sealing groove are in matched clamping connection with the first connecting strip and the first connecting joint, a third sealing groove is fixedly arranged at the lower end of the end template, and a second connecting strip is fixedly connected to the end of the end connecting template, one side fixedly connected with second connector that the end connection template was kept away from to the second connecting strip, the joint that cooperatees between second connector and the third seal groove.

As a further description of the above technical solution:

the end template, the web template and the end connecting template are all formed by splicing a plurality of templates.

As a further description of the above technical solution:

a plurality of walking wheels are fixedly arranged at the lower end of the arched support frame.

As a further description of the above technical solution:

and the top hydraulic jacks and the top parts of the lateral hydraulic jacks are fixedly connected with top braces, and the top braces are used for supporting the end template, the web template and the end connecting template.

As a further description of the above technical solution:

a plurality of first bolt mounting holes are fixedly formed in the first connecting strip and the first sealing groove.

As a further description of the above technical solution:

and a plurality of second bolt mounting holes are fixedly formed in the second connecting strip and the third sealing groove.

As a further description of the above technical solution:

and a plurality of connecting bolts are fixedly arranged in the first bolt mounting holes and the second bolt mounting holes.

As a further description of the above technical solution:

the end template, the web template and the end connecting template are all made of steel templates.

The utility model has the following beneficial effects:

the pull-type tunnel secondary lining template provided by the utility model is formed by splicing pull-type templates, the connecting strips and the connectors are arranged on the sides of the web templates, the sealing grooves are arranged to be matched with the connecting strips and the connectors, the connected templates are fixed by penetrating the sealing grooves and the sealing strips through a plurality of fastening bolts, and the clamping between the sealing grooves and the sealing strips is matched, so that the template is convenient and quick to mount and dismount, and is firm to mount, the template is safe and reliable to use, the splicing positions of the templates can be sealed by the sealing strips and the sealing grooves, concrete is prevented from flowing out of gaps at the splicing positions of the templates, the splicing effect is better, the concrete is prevented from flowing out and needing to be manually cleaned, and the labor amount of workers is reduced.

According to the pull-type tunnel secondary lining template provided by the utility model, the sealing clamping groove and the bolt mounting hole are formed in the end template and are matched with the connecting strip and the connector on the end connecting template, and the end template is fastened and connected through the bolt, so that the end template is more firmly mounted, more firmly fixed and more reliably connected, and the pull-type tunnel secondary lining template is worthy of popularization.

Drawings

Fig. 1 is a schematic structural diagram of a drawing type tunnel secondary lining template provided by the present invention;

fig. 2 is a schematic view of a supporting structure of a second lining template of a pull-out tunnel according to the present invention;

fig. 3 is a schematic diagram of a web template structure of a pull-out tunnel secondary lining template according to the present invention;

fig. 4 is a schematic structural diagram of an end template and an end connecting template of a pull-out tunnel secondary lining template according to the present invention.

Illustration of the drawings:

1. a template body; 2. an end template; 3. a belly template; 4. an arched support frame; 5. an upper bracket; 6. a top hydraulic jack; 7. a lateral hydraulic jack; 8. supporting; 9. a traveling wheel; 10. a first connecting bar; 11. a first connector; 12. a first seal groove; 13. a second seal groove; 14. a first bolt mounting hole; 15. the end head is connected with the template; 16. a second connecting strip; 17. a second connector; 18. a third seal groove; 19. and a second bolt mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a drawing type tunnel secondary lining template comprises a template body 1, wherein the template body 1 comprises an end template 2, a web template 3 and an end connecting template 15, an arch support frame 4 is fixedly arranged at the lower end of the template body 1, an upper support 5 is fixedly connected at the upper end of the arch support frame 4, a plurality of top hydraulic jacks 6 are fixedly arranged at the upper end of the upper support frame 5 and used for providing stable supporting force for the top template, lateral hydraulic jacks 7 are fixedly arranged at two sides of the arch support frame 4 and used for providing stable supporting force for the lateral templates, a first connecting strip 10 is fixedly connected at one side of the web template 3, a first connecting head 11 is fixedly connected at one end of the first connecting strip 10 far away from the web template 3, a first sealing groove 12 and a second sealing groove 13 are fixedly arranged at one side of the web template 3 far away from the first connecting strip 10, the first sealing groove 12 and the second sealing groove 13 are matched and clamped with the first connecting strip 10 and the first connecting head 11, can seal template concatenation department, prevent that the concrete from flowing in the gap of template concatenation department, the concatenation effect is better, 2 fixed third seal grooves 18 that are provided with of lower extreme of end template, 15 tip fixedly connected with second connecting strip 16 of end connection template, one side fixedly connected with second connector 17 of end connection template 15 is kept away from to second connecting strip 16, the joint that cooperatees between second connector 17 and the third seal groove 18 can make the connection of end template 2 sealed, prevent that end template 2 department from appearing leaking the thick liquid phenomenon.

The end template 2, the web template 3 and the end connecting template 15 are all formed by splicing a plurality of templates, a plurality of walking wheels 9 are fixedly arranged at the lower end of the arched supporting frame 4, used for moving the arched support frame 4, the end parts of a plurality of top hydraulic jacks 6 and side hydraulic jacks 7 are all fixedly connected with a top brace 8, the plurality of top braces 8 are all used for supporting an end template 2, a web template 3 and an end connecting template 15, a plurality of first bolt mounting holes 14 are fixedly arranged on a first connecting strip 10 and a first sealing groove 12, a plurality of second bolt mounting holes 19 are fixedly arranged on a second connecting strip 16 and a third sealing groove 18, connecting bolts are fixedly arranged in the plurality of first bolt mounting holes 14 and the plurality of second bolt mounting holes 19, the connection of the templates can be reinforced, so that the connection is more reliable, and the end template 2, the web template 3 and the end connecting template 15 are all made of steel templates.

The working principle is as follows: when the pull-type tunnel secondary lining formwork is used, stable support is carried out through the arched support frames 4, the end formworks 2 and the web formworks 3 are stably supported through the top hydraulic jacks 6 and the side hydraulic jacks 7, the first connecting strips 10, the first connecting heads 11, the first sealing grooves 12 and the second sealing grooves 13 are mutually matched and clamped between the web formworks 3 and the web formworks 3, and the formworks are connected in a reinforcing mode through a plurality of connecting bolts, so that the formworks are firmly installed and are safe and reliable to use, the formwork splicing positions can be sealed through the first connecting strips and the sealing grooves, concrete is prevented from flowing out of gaps at the formwork splicing positions, the splicing effect is better, the condition that the concrete needs to be manually cleaned and cleaned is avoided, the labor capacity of workers is reduced, the connection between the formworks is set into a pull-type connection mode, and the formworks are convenient to install and disassemble, Fast, end template 2 and end connection template 15 cooperate the joint through second connecting strip 16 and second connector 17 and third seal groove 18 to carry out the reinforcement connection through a plurality of connecting bolt, make the installation of end template 2 also more firm, fixed fastening more, connect more reliably, be worth promoting.

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 utility model.

Claims

1. The utility model provides a two lining templates in pull formula tunnel, includes template body (1), its characterized in that: template body (1) includes end template (2), web form (3) and end connection template (15), fixed arch support frame (4) that is provided with of template body (1) lower extreme, fixedly connected with upper bracket (5) in arch support frame (4) upper end, fixed a plurality of top hydraulic jack (6) that are provided with in upper bracket (5) upper end, all fixed lateral part hydraulic jack (7) that are provided with in arch support frame (4) both sides, web form (3) one side fixedly connected with first connecting strip (10), the one end fixedly connected with first connecting head (11) of web form (3) are kept away from in first connecting strip (10), one side that first connecting strip (10) were kept away from in web form (3) is fixed and has been seted up first seal groove (12) and second seal groove (13), first seal groove (12) and second seal groove (13) and first connecting strip (10) and first connecting head (11) between joint (11) cooperate joint The fixed third seal groove (18) that is provided with of end template (2) lower extreme, end connection template (15) tip fixedly connected with second connecting strip (16), one side fixedly connected with second connector (17) of end connection template (15) are kept away from in second connecting strip (16), the joint that cooperatees between second connector (17) and third seal groove (18).

2. The pull-out tunnel secondary lining template according to claim 1, wherein: the end template (2), the web template (3) and the end connecting template (15) are formed by splicing a plurality of templates.

3. The pull-out tunnel secondary lining template according to claim 1, wherein: the lower end of the arched support frame (4) is fixedly provided with a plurality of walking wheels (9).

4. The pull-out tunnel secondary lining template according to claim 1, wherein: a plurality of top hydraulic jack (6) and equal fixedly connected with shore (8) of lateral part hydraulic jack (7) tip, it is a plurality of shore (8) all are used for supporting end template (2), web form (3) and end connection template (15).

5. The pull-out tunnel secondary lining template according to claim 1, wherein: a plurality of first bolt mounting holes (14) are fixedly formed in the first connecting strip (10) and the first sealing groove (12).

6. The pull-out tunnel secondary lining template according to claim 1, wherein: and a plurality of second bolt mounting holes (19) are fixedly formed in the second connecting strip (16) and the third sealing groove (18).

7. The pull-out tunnel secondary lining template according to claim 5 or 6, wherein: and connecting bolts are fixedly arranged in the first bolt mounting holes (14) and the second bolt mounting holes (19).

8. The pull-out tunnel secondary lining template according to claim 1, wherein: the end template (2), the web template (3) and the end connecting template (15) are all made of steel templates.