CN216446924U

CN216446924U - Semi-open-cut and semi-underground-cut multi-arch tunnel structure

Info

Publication number: CN216446924U
Application number: CN202220062751.6U
Authority: CN
Inventors: 王彦龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-05-06
Anticipated expiration: 2032-01-11

Abstract

The utility model discloses a semi-open-excavated and semi-underground-excavated multi-arch tunnel structure which comprises a scraper plate, a trash blocking screen plate, a first electric telescopic rod and a second electric telescopic rod. This half open cut half undercut's chain tunnel structure, during the use, at first through the first warning light of on-off control, second warning light and fan work, first warning light warns for the edge of traveling of road surface layer, the second warning light warns for the position of middle wallboard simultaneously, the fan passes through standpipe and ventilation groove and accelerates the inside ventilation with the external world in tunnel simultaneously, when ponding appears in the tunnel, ponding gets into the water drainage tank through keeping off dirty otter board, pass through wash port amount sewage circulation groove by the water drainage tank and discharge, when keeping off dirty otter board top by the dirt jam, work through on-off control second electric telescopic handle this moment, make scraper blade and road surface layer flush, then shrink simultaneously through first electric telescopic handle of on-off control and second electric telescopic handle, thereby it cleans to drive the surface that the scraper blade kept off dirty otter board.

Description

Semi-open-cut and semi-underground-cut multi-arch tunnel structure

Technical Field

The utility model relates to the field of road construction, in particular to a semi-open-cut and semi-underground-cut multi-arch tunnel structure.

Background

Tunnels are engineering structures buried in the ground and are a form of human use of underground space. The tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel, the multi-arch tunnel is one of the tunnels, the tunnel is established in the form of a plurality of arch holes, for the multi-arch tunnel positioned at the slope toe of the steep slope, as the bias pressure is serious, the top soil on one side of the tunnel is thick, the soil on the other side of the tunnel is thin, and the construction is usually carried out in a semi-open excavation and semi-underground excavation mode

However, the baffle holes at the drainage position of the existing semi-open and semi-underground excavated double arch tunnel structure are easy to be blocked by dust deposition in daily use, workers need to enter the tunnel to dredge and clean, and the operation in the tunnel is very dangerous, so that a novel semi-open and semi-underground excavated double arch tunnel structure is provided to optimize the drainage structure so as to reduce the times of dredging the drainage baffle holes when the workers enter the tunnel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a semi-open-cut and semi-underground-cut multi-arch tunnel structure to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a half open cut and half undercut's even encircleed tunnel structure, including the end arch, the top surface bilateral symmetry fixedly connected with top arch of end arch, the middle part fixedly connected with brace table of end arch, the top of brace table is equipped with the pavement layer, the both sides of pavement layer simultaneously with the bottom inboard of top arch and the top fixed connection of end arch, wallboard in the middle of the common fixedly connected with of opposite side of top arch, the bottom and pavement layer fixed connection of middle wallboard, the equal fixedly connected with cushion of the side bottom inner wall of keeping away from of top arch, the bilateral symmetry of pavement layer is equipped with the wash port, the drainage flume that is equipped with the wash port intercommunication is inlayed to the top that the pavement layer corresponds the wash port, the top lid of drainage flume is equipped with the fender dirty otter board rather than the looks adaptation, the top of fender dirty otter board is equipped with scrapes dirty mechanism, the both sides of brace table and the inboard symmetry that is located end arch are equipped with the sewage circulation groove, fixed mounting has the switch on the cushion.

As a further scheme of the utility model: the utility model discloses a sewage drainage groove, including wash port, first warning light, the bottom bilateral symmetry fixedly connected with second warning light of middle wallboard, the inside fixedly connected with bracing piece of sewage circulation groove, the one end of bracing piece and the bottom surface fixed connection of surface course, first warning light and second warning light are all through electric wire and switch electric connection, and the switch is external to have the power.

As a still further scheme of the utility model: scrape dirty mechanism and include scraper blade, first electric telescopic handle and second electric telescopic handle.

As a still further scheme of the utility model: the second electric telescopic handle is arranged below the first electric telescopic handle, the fixed end of the first electric telescopic handle is fixedly connected with the cushion block, the fixed end of the second electric telescopic handle is hinged with the cushion block, the telescopic end of the first electric telescopic handle is hinged with the top of the scraper blade, the telescopic end of the second electric telescopic handle is hinged with the scraper blade, and the first electric telescopic handle and the second electric telescopic handle are both electrically connected with the switch through electric wires.

As a still further scheme of the utility model: the middle part of middle wallboard is seted up and is run through the ventilation groove that sets up, and the inboard top fixedly connected with fan in ventilation groove, fan pass through electric wire and switch electric connection.

As a still further scheme of the utility model: the fan is connected with a vertical pipe, one end of the vertical pipe penetrates through the middle wallboard, a shielding cover is arranged above the vertical pipe, and the shielding cover is fixedly connected with the vertical pipe through a connecting rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. the drainage system is formed by matching the bottom arch, the road surface layer, the drainage hole, the drainage groove, the dirt blocking screen plate, the dirt scraping mechanism and the sewage circulating groove, and meanwhile, the surface of the dirt blocking screen plate can be scraped and cleaned through the matching of the scraper plate, the first electric telescopic rod and the second electric telescopic rod, so that mud on the surface of the dirt blocking baffle plate is scraped away, the effect of dredging the dirt blocking screen plate is achieved, the semi-open and semi-underground excavated multi-arch tunnel structure has the function of cleaning and dredging the dirt blocking screen plate of the drainage groove, and the times of manually entering the tunnel for cleaning and dredging can be effectively reduced.

2. The ventilation speed of the tunnel can be accelerated by the fan through the matching use of the ventilation groove of the middle wall plate, the fan, the vertical pipe and the shielding cover, so that the semi-open-dug and semi-underground-dug double-arch tunnel structure has the function of facilitating ventilation.

3. According to the utility model, through the matched use of the switch, the first warning lamp and the second warning lamp, the passing area of the tunnel can be displayed, and the vehicle can be conveniently reminded to pass in the passing area.

Drawings

Fig. 1 is a schematic structural view of a semi-open-cut and semi-underground-cut multi-arch tunnel structure.

Fig. 2 is an enlarged view of a in a semi-open-cut and semi-underground-cut double arch tunnel structure.

Fig. 3 is an enlarged view of B in a semi-open-excavated and semi-underground-excavated double arch tunnel structure.

In the figure: 1 bottom arch, 2 top arch, 3 brace tables, 4 road layers, 5 middle wallboard, 6 cushion blocks, 7 wash ports, 8 water drainage tank, 9 keep off dirty otter board, 10 scrape dirty mechanism, 11 sewage circulation groove, 12 switches, 13 first warning light, 14 second warning light, 15 bracing pieces, 16 scraper blades, 17 first electric telescopic handle, 18 second electric telescopic handle, 19 ventilation groove, 20 fans, 21 standpipe, 22 shield the lid.

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.

Referring to fig. 1 to 3, in the embodiment of the present invention, a semi-open and semi-underground excavated multi-arch tunnel structure includes a bottom arch 1, top arches 2 are symmetrically and fixedly connected to both sides of the top surface of the bottom arch 1, a support table 3 is fixedly connected to the middle of the bottom arch 1, a pavement layer 4 is disposed above the support table 3, both sides of the pavement layer 4 are fixedly connected to the inner side of the bottom of the top arch 2 and the top of the bottom arch 1, opposite sides of the top arch 2 are fixedly connected to a middle wall plate 5, the bottom of the middle wall plate 5 is fixedly connected to the pavement layer 4, inner walls of the top arches 2 far away from the sides and the bottom are fixedly connected to cushion blocks 6, drain holes 7 are symmetrically disposed on both sides of the pavement layer 4, a drain tank 8 communicated with the drain holes 7 is embedded in the top of the pavement layer 4 corresponding to the drain holes 7, a dirt blocking screen plate 9 adapted to the drain tank 8 is disposed on the top of the drain tank 8, a dirt blocking mechanism 10 is disposed above the dirt blocking screen plate 9, sewage circulation grooves 11 are symmetrically arranged on two sides of the supporting platform 3 and positioned on the inner side of the bottom arch 1, a switch 12 is fixedly installed on the cushion block 6, and the switch 12 is fixedly connected to the cushion block 6 close to the port of the tunnel.

The outside that road surface layer 4 corresponds wash port 7 inlays and is equipped with first warning light 13, the bottom bilateral symmetry fixedly connected with second warning light 14 of middle wallboard 5, the inside fixedly connected with bracing piece 15 of sewage circulation groove 11, the one end of bracing piece 15 and the bottom surface fixed connection of road surface layer 4, first warning light 13 and second warning light 14 are all through electric wire and switch 12 electric connection, switch 12 is external to have the power.

The scraping mechanism 10 comprises a scraping plate 16, a first electric telescopic rod 17 and a second electric telescopic rod 18.

Second electric telescopic handle 18 establishes in the below of first electric telescopic handle 17, the stiff end and the cushion 6 fixed connection of first electric telescopic handle 17, the stiff end and the cushion 6 of second electric telescopic handle 18 are articulated, the flexible end and the top of scraper blade 16 of first electric telescopic handle 17 are articulated, the flexible end and the scraper blade 16 of second electric telescopic handle 18 are articulated, first electric telescopic handle 17 and second electric telescopic handle 18 all pass through electric wire and switch 12 electric connection.

The middle part of middle wallboard 5 is seted up and is run through the ventilation groove 19 that sets up, and the inboard top fixedly connected with fan 20 of ventilation groove 19, fan 20 pass through electric wire and switch 12 electric connection.

Be connected with standpipe 21 on fan 20, wallboard 5 and its top are equipped with in the middle of the one end of standpipe 21 is worn out and is shielded lid 22, shields lid 22 and passes through connecting rod and standpipe 21 fixed connection, and the setting that shields lid 22 is used for protecting the top port of standpipe 21, avoids the rainwater drippage to get into standpipe 21, and then influences fan 20's work.

The working principle of the utility model is as follows:

when the device is used, firstly, the first warning lamp 13, the second warning lamp 14 and the fan 20 are controlled to work through the switch 12, the first warning lamp 13 warns the running edge of the pavement layer 4, meanwhile, the second warning lamp 14 warns the position of the middle wall plate 5, meanwhile, the fan 20 accelerates ventilation and air exchange between the interior of the tunnel and the outside through the vertical pipe 21 and the ventilation groove 19, when accumulated water appears in the tunnel, the accumulated water enters the drainage groove 8 through the dirt blocking screen plate 9 and is discharged from the drainage groove 8 through the drainage hole 7 and the sewage circulation groove 11, when the upper part of the dirt blocking screen plate 9 is blocked by dirt, the switch 12 is used for controlling the second electric telescopic rod 18 to work, the angle of the scraper 16 is adjusted, so that the scraper 16 is flush with the pavement layer 4, then the switch 12 is used for controlling the first electric telescopic rod 17 and the second electric telescopic rod 18 to simultaneously contract, thereby driving the scraper 16 to clean the surface of the dirt blocking screen plate 9, after cleaning, the scraper 16 is driven to turn over by the second electric telescopic rod 18, and then the first electric telescopic rod 17 and the second electric telescopic rod 18 are controlled to extend again at the same time, so that the scraper 16 is reset to wait for the next cleaning.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a half open cut and half undercut's chain arch tunnel structure, includes bottom arch (1), its characterized in that: the top surface of the bottom arch (1) is symmetrically and fixedly connected with a top arch (2), the middle of the bottom arch (1) is fixedly connected with a supporting table (3), a pavement layer (4) is arranged above the supporting table (3), two sides of the pavement layer (4) are fixedly connected with the inner side of the bottom of the top arch (2) and the top of the bottom arch (1) at the same time, opposite sides of the top arch (2) are fixedly connected with a middle wallboard (5) together, the bottom of the middle wallboard (5) is fixedly connected with the pavement layer (4), the inner walls of the bottom parts far away from the sides of the top arch (2) are fixedly connected with cushion blocks (6), drain holes (7) are symmetrically arranged on two sides of the pavement layer (4), a drain groove (8) communicated with the drain holes (7) is embedded in the top of the pavement layer (4) corresponding to the drain holes (7), a dirt blocking screen plate (9) matched with the drain groove (8) is arranged on the top cover of the drain groove, a dirt blocking screen plate (9) is provided with a dirt scraping mechanism (10), sewage circulation grooves (11) are symmetrically arranged on the two sides of the supporting platform (3) and positioned on the inner side of the bottom arch (1), and switches (12) are fixedly installed on the cushion blocks (6).

2. The semi-open-cut and semi-underground-cut multi-arch tunnel structure according to claim 1, wherein: the utility model discloses a wash port, including road surface layer (4), wash port (7), the outside of corresponding wash port of middle wallboard (4) inlays and is equipped with first warning light (13), the bottom both sides symmetry fixedly connected with second warning light (14) of middle wallboard (5), inside fixedly connected with bracing piece (15) of sewage circulation groove (11), the one end of bracing piece (15) and the bottom surface fixed connection of road surface layer (4), first warning light (13) and second warning light (14) all pass through electric wire and switch (12) electric connection, switch (12) are external to have the power.

3. The semi-open-cut and semi-underground-cut multi-arch tunnel structure according to claim 1, wherein: the trash scraping mechanism (10) comprises a scraping plate (16), a first electric telescopic rod (17) and a second electric telescopic rod (18).

4. The semi-open-cut and semi-underground-cut multi-arch tunnel structure according to claim 3, wherein: the utility model discloses a scraper blade electric connection switch, including first electric telescopic handle (17), second electric telescopic handle (18) are established in the below of first electric telescopic handle (17), the stiff end and cushion (6) fixed connection of first electric telescopic handle (17), the stiff end and cushion (6) of second electric telescopic handle (18) are articulated, the flexible end and the top of scraper blade (16) of first electric telescopic handle (17) are articulated, the flexible end and scraper blade (16) of second electric telescopic handle (18) are articulated, first electric telescopic handle (17) and second electric telescopic handle (18) are all through electric wire and switch (12) electric connection.

5. The semi-open-cut and semi-underground-cut multi-arch tunnel structure according to claim 1, wherein: the middle part of middle wallboard (5) is seted up and is run through ventilation groove (19) that set up, inboard top fixedly connected with fan (20) of ventilation groove (19), and fan (20) pass through electric wire and switch (12) electric connection.

6. The semi-open-cut and semi-underground-cut multi-arch tunnel structure according to claim 5, wherein: the fan (20) is connected with a vertical pipe (21), one end of the vertical pipe (21) penetrates through the middle wallboard (5), a shielding cover (22) is arranged above the vertical pipe, and the shielding cover (22) is fixedly connected with the vertical pipe (21) through a connecting rod.