CN213928445U

CN213928445U - Anti-blocking device for tunnel drainage

Info

Publication number: CN213928445U
Application number: CN202022440331.0U
Authority: CN
Inventors: 刘押娟
Original assignee: Individual
Current assignee: Zhongtai Hengbang Engineering Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-08-10
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a tunnel is anti-clogging device for drainage, including tunnel wall and ground drainage device, the inside drainage blind pipe passageway of having seted up of tunnel wall, utilize drainage blind pipe passageway to discharge the inside infiltration of tunnel wall, ground drainage device is including the escape canal, bottom concrete slab is installed to escape canal one side, a plurality of outlet has been seted up on the bottom concrete slab, drainage blind pipe passageway is connected on the outlet top, the drainage ditch upper end is connected to the outlet other end, make the infiltration drain canal of draining into, filter plate is installed on the escape canal top, can filter some impurity, a pipeline and No. two pipelines are installed to the escape canal bottom, carry out the drainage through a pipeline and No. two pipelines, install the pipeline cleaning brush in No. two pipelines, can wash No. two pipeline inner walls.

Description

Anti-blocking device for tunnel drainage

Technical Field

The utility model relates to a tunnel drainage technical field specifically is a blocking prevention device for tunnel drainage.

Background

The tunnel water-proof and drainage measures are adopted for ensuring that the tunnel building cannot cause diseases due to water leakage, endanger driving safety, corrode equipment in a tunnel and reduce the service life of the structure. The method is a comprehensive work related to factors such as terrain, climate, engineering stratum and hydrogeology, structural scheme, construction method and material property; the basic requirement is mainly prevention, the original water system balance of the mountain is destroyed after the tunnel is built, and the tunnel becomes a channel for collecting underground water near the mountain. When the tunnel is communicated with a water-containing stratum and the waterproof and drainage facility and method for lining are incomplete, water damage of the tunnel is inevitable, and the tunnel drainage facility is constructed by combining concrete lining. Common structural drainage facilities are: blind ditch (pipe) -drainage hole-drainage ditch (pipe). The drainage process is as follows: water enters a blind ditch behind a lining from surrounding rock cracks, a drain hole is connected to the blind ditch in a lower portion (the drain hole penetrates through the lower portion of a lining side wall), the water enters a longitudinal drainage ditch in a tunnel after being discharged from the drain hole and is discharged out of a hole through the longitudinal drainage ditch, the existing tunnel drainage device generally utilizes a single drainage pipeline to drain water, the pipeline is usually blocked after the tunnel drainage device is used for a long time, the drainage effect is not good, the inner wall of the pipeline cannot be cleaned by the existing drainage device, and therefore the anti-blocking device for tunnel drainage is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tunnel is anti-clogging device for drainage to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-blocking device for tunnel drainage comprises a tunnel wall, wherein the tunnel wall comprises a primary concrete layer, a drainage blind pipe channel is arranged on one side of the primary concrete layer, two lining concrete layers are laid on one side of the drainage blind pipe channel, a ground drainage device is installed at the bottom end of the tunnel wall and comprises a drainage ditch, a bottom concrete plate is installed on one side of the drainage ditch, a plurality of drainage holes are uniformly formed in the bottom concrete plate, a cover plate is installed at the top end of the drainage ditch, a filter screen plate is installed in the center of the cover plate, a groove is formed in one end inside the drainage ditch, a bottom plate is installed at the other end of the drainage ditch, a first pipeline is installed at the bottom end of the drainage ditch, a second pipeline is installed at one end of the first pipeline, a threaded rod is installed in the center of the first pipeline, and one end of the threaded rod is connected with a support, the support top symmetric connection has the card strip, support top fixedly connected with handle, threaded rod other end threaded connection has the pipeline cleaning brush.

Preferably, a drainage blind pipe channel is arranged between the primary concrete layer and the secondary lining concrete layer.

Preferably, the drainage hole is positioned at the bottom end of the drainage blind pipe channel.

Preferably, the water outlet of the water drainage hole is positioned at the upper end of the drainage ditch.

Preferably, both ends of the bottom plate and the bottom of the drainage ditch are inclined at a certain angle.

Preferably, the clamping strip is arranged in the groove in a sliding mode.

Preferably, the diameter of the first pipeline is larger than that of the second pipeline, and the pipeline cleaning brush is clamped in the second pipeline.

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

1. when the utility model is used, the clamping strip can slide in the groove by pushing the handle, so that the threaded rod can move transversely, the pipeline cleaning brush at the top end of the threaded rod is driven to clean the inner wall of the second pipeline, and the blockage in the second pipeline caused by long-time use is prevented;

2. the utility model designs a first pipeline and a second pipeline which are mutually matched for use, the diameter of the second pipeline is larger than that of the second pipeline, the flow velocity of water flow in the second pipeline is accelerated by reducing the water flow cross section, and the sediment and the crystal precipitation are reduced;

3. the utility model discloses the accessible is unpack apart the apron and is cleaned the escape canal inside, and a pipeline diameter is great, can carry out artifical washing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the ground drainage device of the present invention;

FIG. 3 is a schematic view of the drainage ditch of the present invention;

FIG. 4 is a schematic view of the drainage pipeline of the present invention;

FIG. 5 is a schematic view of the structure of the cleaning device of the present invention;

in the figure: 1. a tunnel wall; 101. a primary concrete layer; 102. a drainage blind pipe channel; 103. a second lining concrete layer; 2. a ground drainage device; 201. a filter screen plate; 202. a cover plate; 203. a bottom concrete slab; 204. a water drain hole; 205. a drainage ditch; 206. a base plate; 207. a second pipeline; 208. a first pipeline; 209. a groove; 210. a handle; 211. clamping the strip; 212. a support; 213. a threaded rod; 214. the pipeline washs the brush.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an anti-blocking device for tunnel drainage comprises a tunnel wall 1, wherein the tunnel wall 1 comprises a primary concrete layer 101, a drainage blind pipe channel 102 is arranged on one side of the primary concrete layer 101, a secondary lining concrete layer 103 is laid on one side of the drainage blind pipe channel 102, a ground drainage device 2 is arranged at the bottom end of the tunnel wall 1 and collects and discharges permeated water and water on the ground, the ground drainage device 2 comprises a drainage ditch 205, a bottom concrete plate 203 is arranged on one side of the drainage ditch 205, a plurality of drainage holes 204 are uniformly arranged on the bottom concrete plate 203, the permeated water is discharged by utilizing the drainage holes 204, a cover plate 202 is arranged at the top end of the drainage ditch 205 and plays a role in protecting the ground drainage device 2, a filter screen plate 201 is arranged at the center of the cover plate 202, the water flowing into the ground of the tunnel is primarily filtered by the filter screen plate 201, a groove 209 is arranged at one end inside the drainage ditch 205, bottom plate 206 is installed to the escape canal 205 other end, make rivers converge into escape canal 205 one end, increase the discharge of escape canal 205 one end, No. one pipeline 208 is installed to escape canal 205 bottom, No. two pipelines 207 are installed to No. one pipeline 208 one end, through No. one pipeline 208 and No. two pipeline 207 drainage, No. one pipeline 208 center department installs threaded rod 213, threaded rod 213 one end is connected with support 212, support 212 top symmetric connection has card strip 211, support 212 top fixedly connected with handle 210, threaded rod 213 other end threaded connection has pipeline cleaning brush 214, make pipeline cleaning brush 214 wash No. two pipeline 207 inner walls through promoting handle 210, and pipeline cleaning brush 214 accessible screw thread is rotatory to be dismantled and is changed.

A drainage blind pipe channel 102 is arranged between the primary concrete layer 101 and the secondary lining concrete layer 103, and the seepage water of the tunnel wall 1 can be discharged by utilizing the drainage blind pipe channel 102.

The drain hole 204 is positioned at the bottom end of the drain blind pipe channel 102, and the water outlet of the drain hole 204 is positioned at the upper end of the drain 205, so that water discharged from the drain blind pipe channel 102 enters the drain 205 through the drain hole 204.

The two ends of the bottom plate 206 are inclined at a certain angle with the bottom of the drainage ditch 205, so that water flows out of the bottom plate 206 quickly without blockage.

The clamping strip 211 is slidably clamped in the groove 209, so that the threaded rod 213 can slide in the second pipeline 207.

A pipeline 208 diameter is greater than No. two pipelines 207, and pipeline cleaning brush 214 card is located in No. two pipelines 207, and a pipeline 208 can accumulate more impurity and can not cause the jam, cleans No. two pipeline 207 inner walls through pipeline cleaning brush 214.

The working principle is as follows: when the utility model is used, the water seeped from the tunnel wall 1 is collected through the drainage blind pipe channel 102 between the primary concrete layer 101 and the secondary concrete lining layer 103, the seeped water flows into the drainage ditch 205 through the connection of the drainage holes 204 arranged on the bottom concrete plate 203 and the drainage blind pipe channel 102, the water on the tunnel pavement flows into the drainage ditch 205 through the primary filtering screen plate 201, the bottom plate 206 inclined with the bottom surface at a certain angle is arranged at one end of the drainage ditch 205, the water in the drainage ditch 205 is centralized at one end to flow in, the speed of the water flow is accelerated, the water flows into the drainage ditch 205 and then flows into the second pipeline 207 through the first pipeline 208, the diameter of the first pipeline 208 is larger than the second pipeline 207, the cut-off surface of the water flow in the second pipeline 207 is reduced, the water flow speed is accelerated, the deposition of impurities in the water flow is reduced, the diameter of the first pipeline 208 is larger, the water flow can be primarily deposited and piled up by opening the cover plate 202, the inner wall of the second pipe 207 can be cleaned by pushing the handle 210 to slide the clamping strip 211 in the groove 209, so that the pipe cleaning brush 214 is driven to slide, and the inner wall of the second pipe 207 is cleaned.

Claims

1. An anti-clogging device for tunnel drainage, comprising a tunnel wall (1), characterized in that: the tunnel wall (1) comprises a primary concrete layer (101), a drainage blind pipe channel (102) is arranged on one side of the primary concrete layer (101), two lining concrete layers (103) are laid on one side of the drainage blind pipe channel (102), a ground drainage device (2) is installed at the bottom end of the tunnel wall (1), the ground drainage device (2) comprises a drainage ditch (205), a bottom concrete plate (203) is installed on one side of the drainage ditch (205), a plurality of drainage holes (204) are uniformly formed in the bottom concrete plate (203), an cover plate (202) is installed at the top end of the drainage ditch (205), a filter screen plate (201) is installed at the center of the cover plate (202), a groove (209) is formed in one end inside the drainage ditch (205), a bottom plate (206) is installed at the other end of the drainage ditch (205), a number one pipeline (208) is installed at the bottom end of the drainage ditch (205), pipeline (207) No. two are installed to pipeline (208) one end, pipeline (208) center department installs threaded rod (213), threaded rod (213) one end is connected with support (212), support (212) top symmetric connection has card strip (211), support (212) top fixedly connected with handle (210), threaded rod (213) another end threaded connection has pipeline cleaning brush (214).

2. The anti-clogging device for tunnel drainage according to claim 1, characterized in that: a drainage blind pipe channel (102) is arranged between the primary concrete layer (101) and the secondary lining concrete layer (103).

3. The anti-clogging device for tunnel drainage according to claim 1, characterized in that: the drain hole (204) is positioned at the bottom end of the drain blind pipe channel (102).

4. The anti-clogging device for tunnel drainage according to claim 1, characterized in that: the water outlet of the drain hole (204) is positioned at the upper end of the drainage ditch (205).

5. The anti-clogging device for tunnel drainage according to claim 1, characterized in that: the two ends of the bottom plate (206) and the bottom of the drainage ditch (205) are inclined at a certain angle.

6. The anti-clogging device for tunnel drainage according to claim 1, characterized in that: the clamping strip (211) is arranged in the groove (209) in a sliding and clamping manner.

7. The anti-clogging device for tunnel drainage according to claim 1, characterized in that: the diameter of the first pipeline (208) is larger than that of the second pipeline (207), and the pipeline cleaning brush (214) is clamped in the second pipeline (207).