CN215170053U

CN215170053U - Modular inverted arch structure for tunnel

Info

Publication number: CN215170053U
Application number: CN202120912528.1U
Authority: CN
Inventors: 尹洋; 郭保瑞; 单祥龙; 乔小平
Original assignee: Zhejiang Bada Tunnel Engineering Co ltd
Current assignee: Zhejiang Bada Tunnel Engineering Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-14
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a modularization invert structure for tunnel relates to tunnel invert technical field, the utility model discloses a bottom device, lateral part device, pillar device, crossbeam device, top device and auxiliary device, the bottom device includes the bottom main part, the bottom fixed slot all welds with the bottom main part, lateral part device includes the side main part, the side fixed slot welds with the side main part respectively, the pillar device includes the fixed block, lower fixed block and bottom fixed slot weld, crossbeam device includes horizontal fixed slot, horizontal fixed slot welds with last fixed block respectively, the top device includes the roof, the top fixed slot all welds with the roof, auxiliary device includes the downcomer, downcomer and roof welding. The utility model discloses a modularization invert structure for tunnel, all raw materials are all made into the prefab in outside factory, and install together through fixed block and fixed slot in the tunnel, realize that the installation is simple, and the construction piece reduces labour cost, practices thrift the advantage of manpower.

Description

Modular inverted arch structure for tunnel

Technical Field

The utility model relates to a tunnel invert technical field, in particular to modularization invert structure for tunnel.

Background

The inverted arch is a reverse arch structure arranged at the bottom of the tunnel for improving the stress condition of an upper supporting structure, is one of main components of the tunnel structure, and is used for effectively transmitting the pressure of the stratum at the upper part of the tunnel to the underground through a side wall structure of the tunnel or the load on a road surface and also effectively resisting the counter force transmitted by the stratum at the lower part of the tunnel.

Road construction, railway construction and urban subway construction engineering are carried out in mountain areas, tunnels often need to be excavated, inverted arch structures need to be used at the bottoms of the tunnels, but the existing inverted arch structures have the defects of troublesome construction and long working hours, and therefore the modularized inverted arch structures for the tunnels are provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a modularization invert structure for tunnel can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a modularization invert structure for tunnel, including bottom device, lateral part device, pillar device, crossbeam device, top device and auxiliary device, the bottom device includes bottom main part and bottom fixed slot, and is a plurality of bottom fixed slot lower extreme all welds with bottom main part upper end, the lateral part device includes side main part, side fixed slot and side fixed block, and is a plurality of side fixed slot lower extreme welds with side main part side surface respectively, a plurality of side fixed block lower extreme welds with side main part upper surface respectively, the pillar device includes last fixed block and lower fixed block, and is a plurality of lower fixed block welds with bottom fixed slot upper end and side fixed slot upper end respectively, the crossbeam device includes horizontal fixed slot and horizontal fixed block, and is a plurality of horizontal fixed slot lower extreme welds with last fixed block upper end and side fixed block upper end respectively, the top device includes roof, and, The upper ends of the top fixing grooves are welded with the lower surface of the top plate, the upper ends of the top fixing blocks are welded with the lower surface of the top plate, the lower ends of the top fixing grooves are respectively welded with the upper ends of the transverse fixing blocks, the lower ends of the top fixing blocks are welded with the side main body, the auxiliary device comprises a sewer pipe, a drain pipe and a wire outlet pipe, the upper end of the sewer pipe is welded with the lower surface of the top plate, the lower end of the sewer pipe is welded with the side surface of the drain pipe, the upper end of the wire outlet pipe is welded with the lower surface of the top plate, the number of the bottom fixing grooves is three, the bottom fixing grooves mainly play a role in mounting the lower fixing blocks, the number of the side fixing grooves is six, the side fixing blocks mainly play a role in fixing the lower fixing blocks, the number of the side fixing blocks is six, the side fixing blocks mainly play a role in connecting with the transverse bars, and the number of the upper fixing blocks is nine, the main effect of going up the fixed block is connected the whippletree, the main effect of lower fixed block is connected bottom main part and side main part, the number of horizontal fixed slot is fifteen, the main effect of horizontal fixed slot is fixed block and side fixed block, the number of horizontal fixed block is six, the main effect of horizontal fixed block is fixed roof, the number of top fixed slot is six, the main effect of top fixed slot is fixed horizontal fixed block, the number of top fixed block is eight, the main effect of top fixed block is connected the side main part.

Preferably, the bottom device still includes the screw, and is a plurality of the bottom main part is equipped with a plurality of screw through-holes, and is a plurality of the screw lower extreme respectively with screw through-hole normal running fit, wherein, the number of screw is ten, the main effect of screw is fixed bottom main part and side main part.

Preferably, two of the side bodies are reinforced concrete structures, wherein the main function of the side bodies is to disperse pressure against the top of the tunnel.

Preferably, the pillar device still includes main tributary post and collateral branch post, and is a plurality of go up the fixed block lower extreme and weld with main tributary post upper end and collateral branch post upper end respectively, wherein, the number of main tributary post is three, and the main function of main tributary post is the support whippletree, and the number of collateral branch post is six, and the main function of collateral branch post is the support whippletree.

Preferably, the beam device further comprises a cross bar, the upper ends of the cross fixing grooves are welded to the lower ends of the cross bar, the lower ends of the cross fixing blocks are welded to the upper ends of the cross bar, the number of the cross bars is three, and the cross bar is mainly used for supporting the top plate.

Preferably, the top plate is a reinforced concrete structure, wherein the main function of the top plate is to support a road surface.

Preferably, auxiliary device still includes the winding displacement pipe, winding displacement pipe one end and the welding of the pipe lower extreme of being qualified for the next round of competitions, wherein, auxiliary device's primary importance is waterproof.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up bottom device and lateral part device, through tenon structural connection, add the screw fixation for the structure is more stable, and is simpler than traditional concrete placement construction, reduces man-hour.

2. The utility model discloses in, through setting up pillar device, whippletree device and roof device, all raw materialss are all made the prefab in external factory, install together through fixed block and fixed slot in the tunnel, realize that the installation is simple, and the construction piece reduces labour cost, practices thrift the advantage of manpower.

3. The utility model discloses in, through setting up auxiliary device, the waterproof ability of inverted arch structure has been improved in the use of downcomer and drain pipe, and the use of drain pipe reaches the underground and walks the line convenience, has the function of protection cable.

Drawings

Fig. 1 is a schematic overall structure diagram of a modular inverted arch structure for a tunnel according to the present invention;

FIG. 2 is a schematic view of the bottom device of the present invention;

FIG. 3 is a schematic structural view of a side device of the present invention;

FIG. 4 is a schematic structural view of the supporting device of the present invention;

FIG. 5 is a schematic structural view of the cross beam device of the present invention;

fig. 6 is a schematic view of the top device and the auxiliary device according to the present invention.

In the figure: 100. a bottom device; 101. a bottom body; 102. a bottom fixing groove; 103. a screw; 200. A side device; 201. a side body; 202. a side fixing groove; 203. a side fixing block; 300. a strut means; 301. an upper fixed block; 302. a lower fixed block; 303. a main support; 304. a side strut; 400. a cross beam device; 401. horizontal bars; 402. a transverse fixing groove; 403. a transverse fixing block; 500. a top assembly; 501. a top plate; 502. a top fixing groove; 503. pushing the fixed block; 600. an auxiliary device; 601. a sewer pipe; 602. A drain pipe; 603. a wire outlet pipe; 604. and a wire arranging pipe.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 6, the present invention relates to a modular inverted arch structure for a tunnel, including a bottom device 100, a side device 200, a pillar device 300, a beam device 400, a roof device 500, and an auxiliary device 600, wherein the bottom device 100 includes a bottom body 101 and bottom fixing grooves 102, lower ends of the bottom fixing grooves 102 are welded to an upper end of the bottom body 101, the side device 200 includes a side body 201, side fixing grooves 202, and side fixing blocks 203, lower ends of the side fixing grooves 202 are welded to side surfaces of the side body 201, lower ends of the side fixing blocks 203 are welded to an upper surface of the side body 201, the pillar device 300 includes an upper fixing block 301 and a lower fixing block 302, the lower fixing blocks 302 are welded to an upper end of the bottom fixing groove 102 and an upper end of the side fixing groove 202, the beam device 400 includes a horizontal fixing groove 402 and a horizontal fixing block 403, lower ends of the horizontal fixing grooves 402 are welded to an upper end of the upper fixing block 301 and an upper end of the side fixing block 203, the top device 500 comprises a top plate 501, top fixing grooves 502 and top fixing blocks 503, the upper ends of the top fixing grooves 502 are welded with the lower surface of the top plate 501, the upper ends of the top fixing blocks 503 are welded with the lower surface of the top plate 501, the lower ends of the top fixing grooves 502 are welded with the upper ends of the transverse fixing blocks 403, the lower ends of the top fixing blocks 503 are welded with the side main body 201, the auxiliary device 600 comprises a sewer pipe 601, a drain pipe 602 and a line outlet pipe 603, the upper end of the sewer pipe 601 is welded with the lower surface of the top plate 501, the lower end of the sewer pipe 601 is welded with the side surface of the drain pipe 602, the upper end of the line outlet pipe 603 is welded with the lower surface of the top plate 501, wherein the number of the bottom fixing grooves 102 is three, the bottom fixing grooves 102 are mainly used for installing the lower fixing blocks 302, the number of the side fixing grooves 202 is six, the side fixing grooves 202 are mainly used for fixing the lower fixing blocks 302, the number of the side fixing blocks 203 is six, and the side fixing blocks 203 are mainly used for connecting with the transverse bars 401, the number of the upper fixing blocks 301 is nine, the upper fixing blocks 301 mainly serve to be connected with the cross bars 401, the lower fixing blocks 302 mainly serve to be connected with the bottom main body 101 and the side main bodies 201, the number of the cross fixing grooves 402 is fifteen, the cross fixing grooves 402 mainly serve to fix the upper fixing blocks 301 and the side fixing blocks 203, the number of the cross fixing blocks 403 is six, the cross fixing blocks 403 mainly serve to fix the top plate 501, the number of the top fixing grooves 502 is six, the top fixing grooves 502 mainly serve to fix the cross fixing blocks 403, the number of the top fixing blocks 503 is eight, and the top fixing blocks 503 mainly serve to be connected with the side main bodies 201.

Referring to fig. 1 to 6, the bottom device 100 further includes screws 103, the bottom bodies 101 are provided with screw through holes, lower ends of the screws 103 are respectively rotatably engaged with the screw through holes, wherein the number of the screws 103 is ten, and the screws 103 are mainly used for fixing the bottom bodies 101 and the side bodies 201.

Referring to fig. 1 to 6, two side bodies 201 are reinforced concrete structures, wherein the main function of the side bodies 201 is to disperse pressure against the top of the tunnel.

Referring to fig. 1 to 6, the pillar apparatus 300 further includes a main pillar 303 and side pillars 304, wherein the lower ends of the upper fixing blocks 301 are respectively welded to the upper end of the main pillar 303 and the upper end of the side pillars 304, the number of the main pillars 303 is three, the main pillar 303 mainly functions to support the bar 401, the number of the side pillars 304 is six, and the main function of the side pillars 304 is to support the bar 401.

Referring to fig. 1 to 6, the cross beam device 400 further includes a cross bar 401, the upper ends of the plurality of cross fixing grooves 402 are welded to the lower end of the cross bar 401, the lower ends of the plurality of cross fixing blocks 403 are welded to the upper end of the cross bar 401, wherein the number of the cross bars 401 is three, and the cross bars 401 mainly serve to support the top plate 501.

Referring to fig. 1-6, a roof 501 is a reinforced concrete structure, wherein the roof 501 primarily functions to support a roadway.

Referring to fig. 1 to 6, the auxiliary device 600 further includes a wire arranging pipe 604, one end of the wire arranging pipe 604 is welded to the lower end of the wire outlet pipe 603, wherein the main function of the auxiliary device 600 is to prevent water.

The utility model discloses a theory of operation does: referring to fig. 1 to 6, in the present invention, a modular inverted arch structure for a tunnel is constructed by first connecting two side bodies 201 to a bottom body 101, fixing them with screws 103, then connecting lower fixing blocks 302 below main pillars 303 and below side pillars 304 to a bottom fixing groove 102 and a side fixing groove connection 202, respectively, connecting a horizontal fixing groove 402 on a crossbar 401 to an upper fixing block 301 and a side fixing block 203 above the side bodies, then connecting a top fixing groove 502 below a top plate 501 to a horizontal fixing block 403 on the crossbar 401, engaging top fixing blocks 503 below the top plate 501 with both ends of the crossbar 401, and connecting the upper surfaces of the side bodies 201, and finally installing a downcomer 601, a drainpipe 602, and a drainpipe 604 below the top plate 501, connecting the next modules in the same step, and connecting the two modules via the side bodies, a tenon of the side body 201 and a tenon of the bottom body 101 to a mortise of the side body 201 and a mortise of the bottom body 101, respectively, the two water discharge pipes 602 are welded together by fixing with screws 103, and finally the tunnel inverted arch structure is laid.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Modular inverted arch structure for tunnels, comprising a bottom unit (100), a side unit (200), a pillar unit (300), a beam unit (400), a roof unit (500) and an auxiliary unit (600), characterized in that: the bottom device (100) comprises a bottom main body (101) and bottom fixing grooves (102), the lower ends of the bottom fixing grooves (102) are welded to the upper end of the bottom main body (101), the side device (200) comprises a side main body (201), side fixing grooves (202) and side fixing blocks (203), the lower ends of the side fixing grooves (202) are welded to the side surface of the side main body (201) respectively, the lower ends of the side fixing blocks (203) are welded to the upper surface of the side main body (201) respectively, the strut device (300) comprises an upper fixing block (301) and a lower fixing block (302), the lower fixing blocks (302) are welded to the upper ends of the bottom fixing grooves (102) and the upper ends of the side fixing grooves (202) respectively, the cross beam device (400) comprises cross fixing grooves (402) and cross fixing blocks (403), the lower ends of the cross fixing grooves (402) are welded to the upper ends of the upper fixing blocks (301) and the upper ends of the side fixing blocks (203) respectively, top arrangement (500) include roof (501), top fixed slot (502) and top fixed block (503), and is a plurality of top fixed slot (502) upper end all with roof (501) lower surface welding, a plurality of top fixed block (503) upper end all with roof (501) lower surface welding, a plurality of top fixed slot (502) lower extreme welds with horizontal fixed block (403) upper end respectively, and is a plurality of top fixed block (503) lower extreme and side main part (201) welding, auxiliary device (600) include downcomer (601), drain pipe (602) and play spool (603), downcomer (601) upper end and roof (501) lower surface welding, downcomer (601) lower extreme and drain pipe (602) side surface welding, play spool (603) upper end and roof (501) lower surface welding.

2. The modular inverted arch structure for tunnels of claim 1, wherein: the bottom device (100) further comprises a screw (103), a plurality of bottom main bodies (101) are provided with a plurality of threaded through holes, and the lower ends of the screws (103) are respectively in rotating fit with the threaded through holes.

3. The modular inverted arch structure for tunnels of claim 1, wherein: the two side bodies (201) are of a reinforced concrete structure.

4. The modular inverted arch structure for tunnels of claim 1, wherein: the strut device (300) further comprises a main strut (303) and side struts (304), and the lower ends of the upper fixing blocks (301) are welded to the upper end of the main strut (303) and the upper ends of the side struts (304) respectively.

5. The modular inverted arch structure for tunnels of claim 1, wherein: the beam device (400) further comprises a cross bar (401), the upper ends of the cross fixing grooves (402) are welded to the lower end of the cross bar (401), and the lower ends of the cross fixing blocks (403) are welded to the upper end of the cross bar (401).

6. The modular inverted arch structure for tunnels of claim 1, wherein: the top plate (501) is of a reinforced concrete structure.

7. The modular inverted arch structure for tunnels of claim 1, wherein: the auxiliary device (600) further comprises a line discharging pipe (604), and one end of the line discharging pipe (604) is welded with the lower end of the line discharging pipe (603).