CN112252458A - Prevent that permanent magnetism ization that crystallization blockked up can wash tunnel drainage system - Google Patents
Prevent that permanent magnetism ization that crystallization blockked up can wash tunnel drainage system Download PDFInfo
- Publication number
- CN112252458A CN112252458A CN202011172803.7A CN202011172803A CN112252458A CN 112252458 A CN112252458 A CN 112252458A CN 202011172803 A CN202011172803 A CN 202011172803A CN 112252458 A CN112252458 A CN 112252458A
- Authority
- CN
- China
- Prior art keywords
- pipe
- flushing
- drainage
- joint
- drainage pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002425 crystallisation Methods 0.000 title claims abstract description 18
- 230000008025 crystallization Effects 0.000 title claims abstract description 18
- 230000005389 magnetism Effects 0.000 title claims description 4
- 238000011010 flushing procedure Methods 0.000 claims abstract description 104
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000013078 crystal Substances 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000002844 melting Methods 0.000 abstract description 2
- 230000008018 melting Effects 0.000 abstract description 2
- 230000000737 periodic effect Effects 0.000 abstract description 2
- 239000002390 adhesive tape Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000005426 magnetic field effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
- E03F9/007—Devices providing a flushing surge
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a permanent-magnetic flushable tunnel drainage system for preventing crystallization blockage, which comprises an annular drainage pipe, a transverse drainage pipe, a longitudinal drainage pipe and a high-pressure flushing joint, wherein the annular drainage pipe comprises an annular drainage pipe flushing hole, a flushing pipe, a permanent magnet coil and a permeable hole, the flushing pipe is arranged in the annular drainage pipe, the permanent magnet coil is arranged on the wall of the annular drainage pipe, a plurality of permeable holes are formed in the wall of the annular drainage pipe, the annular drainage pipe joint flushing pipe is inserted into the flushing pipe of the annular drainage pipe and is further fixed through hot melting or adhesive tape, the wall of the annular drainage pipe joint is further connected and fixed with the annular drainage pipe to realize the connection between a drainage channel and the flushing channel, and the high-pressure flushing joint is arranged for facilitating the periodic flushing of the drainage pipe system through high-pressure flushing equipment so as to effectively prevent crystallization blockage, the stable use of tunnel drainage system has been guaranteed, tunnel drainage system's life has been prolonged.
Description
Technical Field
The invention relates to the technical field of civil engineering, in particular to a permanent-magnet flushable tunnel drainage system for preventing crystallization blockage, which is particularly suitable for karst tunnels.
Background
The karst distribution of China is very wide, and the karst area accounts for about one third of the land area of China according to the distribution area of the soluble rock stratum. Especially in areas such as Guizhou, Guangxi, Yunnan, etc., a large number of tunnels are built in karst tunnels. The complex geological conditions of the karst area not only can cause water burst, mud burst and other safety accidents in the tunnel construction process, but also has the prominent problem of crystallization and blockage of a drainage system in the tunnel construction and operation processes.
The crystallization blockage of the tunnel drainage pipe not only causes the leakage water damage of the lining, but also causes the rise of underground water level, the deterioration of the mechanical property of surrounding rocks and the increase of the lining pressure of the tunnel. Therefore, a series of serious consequences which threaten the operation safety of the tunnel such as tunnel bottom water accumulation, lining cracking, structural deformation and the like are caused. The tunnel drain pipe crystallization blockage treatment is difficult, the cost is huge, and at present, a tunnel drain system which is specially used in a karst area, can effectively prevent the crystallization blockage and can be quickly treated does not exist in China.
Disclosure of Invention
The invention aims to provide a permanent magnetic flushable tunnel drainage system for preventing crystallization blockage, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a prevent crystallization blocking's permanent magnetism ization tunnel drainage system that can wash, includes the hoop drain pipe, the hoop drain pipe includes hoop drain pipe flushing hole, flushing pipe, permanent magnet coil and the hole of permeating water, the flushing pipe set up in the hoop drain pipe, permanent magnet coil sets up on hoop drain pipe wall, a plurality of hole of permeating water has been seted up on the hoop drain pipe wall, three rows of hoop drain pipe flushing holes have been seted up to the flushing pipe inner wall, hoop drain pipe tip is provided with hoop drain pipe joint, be provided with hoop drain pipe joint flushing pipe connecting pipe on the hoop drain pipe joint, hoop drain pipe joint includes hoop drain pipe joint flushing pipe connecting pipe and hoop drain pipe joint pipe wall, the one end fixedly connected with four-way drain pipe joint of hoop drain pipe, four-way drain pipe joint includes four-way drain pipe joint, pipe wall, The four-way drain pipe joint is provided with a transverse flushing pipe, a joint reinforcing pipe wall, a four-way drain pipe joint circumferential flushing pipe and a four-way drain pipe joint longitudinal flushing pipe, the end part of the four-way drain pipe joint is provided with a transverse drain pipe and a longitudinal drain pipe, the transverse drain pipe and the longitudinal drain pipe comprise a transverse drain pipe wall, a longitudinal drain pipe wall, a transverse drain pipe flushing hole, a longitudinal drain pipe flushing hole and a transverse drain pipe flushing pipe, the transverse drain pipe and the longitudinal drain pipe are arranged in the transverse drain pipe and the longitudinal drain pipe, permanent magnet coils are arranged in the transverse drain pipe wall and the longitudinal drain pipe wall, and the transverse drain pipe flushing pipe wall and the longitudinal.
As a further scheme of the invention: the annular water drainage pipe joint flushing pipe is in transition fit with the flushing pipe.
As a still further scheme of the invention: the four-way drainage pipe joint transverse flushing pipe, the four-way drainage pipe joint annular flushing pipe and the four-way drainage pipe joint longitudinal flushing pipe are communicated.
As a still further scheme of the invention: the four-way drainage pipe joint is arranged at the position of the tunnel wall foot.
As a still further scheme of the invention: one end of the four-way drain pipe joint is connected with the annular drain pipe, the other end of the four-way drain pipe joint is connected with the longitudinal drain pipe, the third end of the four-way drain pipe joint is connected with the transverse drain pipe and the longitudinal drain pipe, and the end parts of the transverse drain pipe and the longitudinal drain pipe are connected with the high-pressure flushing joint.
As a still further scheme of the invention: the high-pressure flushing joint is arranged in the central drainage ditch of the tunnel.
Compared with the prior art, the invention has the beneficial effects that:
1. the annular drain pipe joint flushing pipe is inserted into the flushing pipe of the annular drain pipe, is further fixed through hot melting or adhesive, and is further connected and fixed with the annular drain pipe, so that the connection between the drainage channel and the flushing channel is realized, and the operation is simple and rapid;
2. through setting up the permanent magnet coin, slow down the crystallization rate of crystal thing based on magnetic field effect, set up high-pressure flushing joint and be used for further conveniently carrying out periodic flushing through high-pressure flushing device to the drainage pipe system to effectively prevent the crystallization and block up, guaranteed tunnel drainage system's stable use, prolonged tunnel drainage system's life.
Drawings
Fig. 1 is a schematic structural diagram of a permanently magnetized flushable tunnel drainage system for preventing crystal blockage.
Fig. 2 is a schematic structural diagram of a circumferential drain pipe in a permanent magnetized flushable tunnel drainage system for preventing crystal blockage.
Fig. 3 is a schematic structural diagram of a circumferential drain pipe joint structure in a permanent magnetized flushable tunnel drainage system for preventing crystallization blockage.
Fig. 4 is a schematic view of connection of a circumferential drainage joint and a circumferential drainage pipe in a permanent-magnetic flushable tunnel drainage system for preventing crystallization blockage.
Fig. 5 is a cross-sectional view of a circumferential drain connector in a permanent magnetized flushable tunnel drainage system to prevent crystal blockage.
Fig. 6 is a schematic view of a four-way drain joint structure in a permanent magnetized flushable tunnel drainage system for preventing crystal blockage.
Fig. 7 is a schematic diagram of the structure of horizontal and longitudinal drainage pipes in a permanent magnetized flushable tunnel drainage system for preventing crystal blockage.
Shown in the figure: 1-annular water drainage pipe; 2-a circular drain pipe joint; 3-a four-way drain pipe joint; 4-horizontal and longitudinal drainage pipes; 5-high pressure flush joint; 101-circumferential drainage pipe wall; 102-annular drain pipe flushing holes; 103-a flushing pipe; 104-permanent magnet coils; 105-water permeable pores; 201-a flushing pipe connecting pipe of a circumferential drain pipe joint; 202-pipe wall of annular drain pipe joint; 301-four-way drain pipe joint pipe wall; 302-four-way drain pipe joint transverse flushing pipe; 303-reinforcing the pipe wall by using a joint; 304-a four-way drain pipe joint annular flushing pipe; 305-four-way drain pipe joint longitudinal flushing pipe; 401-transverse, longitudinal drainage tube walls; 402-transverse and longitudinal drain pipe flushing holes; 403-transverse and longitudinal drain flush pipe.
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 7, in an embodiment of the present invention, a permanent magnetic flushable tunnel drainage system for preventing crystal blockage includes a circumferential drainage pipe 1, a circumferential drainage pipe joint 2, a four-way drainage pipe joint 3, a lateral and longitudinal drainage pipe 4, a high pressure flushing joint 5, a circumferential drainage pipe wall 101, a circumferential drainage pipe flushing hole 102, a flushing pipe 103, a permanent magnet coil 104, a water permeable hole 105, a circumferential drainage pipe joint flushing pipe connecting pipe 201, a circumferential drainage pipe joint pipe wall 202, a four-way drainage pipe joint pipe wall 301, a four-way drainage pipe joint lateral flushing pipe 302, a joint reinforcing pipe wall 303, a four-way drainage pipe joint circumferential flushing pipe 304, a four-way drainage pipe joint longitudinal flushing pipe 305, a lateral and longitudinal drainage pipe wall 401, a lateral and longitudinal drainage pipe flushing hole 402, and a lateral and longitudinal drainage pipe flushing pipe 403, wherein the circumferential drainage pipe 1 includes a circumferential drainage pipe flushing, The flushing pipe comprises a flushing pipe 103, a permanent magnet coil 104 and water permeable holes 105, wherein the flushing pipe 103 is arranged in a circumferential drainage pipe 1, the permanent magnet coil 104 is arranged on a circumferential drainage pipe wall 101, the circumferential drainage pipe wall 101 is provided with a plurality of water permeable holes 105, three rows of circumferential drainage pipe flushing holes 102 are formed in the inner wall of the flushing pipe 103, a circumferential drainage pipe joint 2 is arranged at the end of the circumferential drainage pipe 1, a circumferential drainage pipe joint flushing pipe connecting pipe 201 is arranged on the circumferential drainage pipe joint 2, the circumferential drainage pipe joint flushing pipe 201 and the flushing pipe 103 are in transition fit, the circumferential drainage pipe joint 2 comprises a circumferential drainage pipe joint flushing pipe connecting pipe 201 and a circumferential drainage pipe joint wall 202, one end of the circumferential drainage pipe 1 is fixedly connected with a four-way drainage pipe joint 3, the four-way drainage pipe joint 3 comprises a four-way drainage pipe, The four-way drainage pipe joint horizontal flushing pipe 302, the joint reinforcing pipe wall 303, the four-way drainage pipe joint circumferential flushing pipe 304 and the four-way drainage pipe joint longitudinal flushing pipe 305, the end part of the four-way drainage pipe joint 3 is provided with a horizontal drainage pipe 4 and a longitudinal drainage pipe 4, the horizontal drainage pipe 4 and the longitudinal drainage pipe 4 comprise a horizontal drainage pipe wall 401, a horizontal drainage pipe flushing hole 402, a longitudinal drainage pipe flushing hole 402 and a horizontal drainage pipe flushing pipe 403, the horizontal drainage pipe 4 and the longitudinal drainage pipe 4 are internally provided with the horizontal drainage pipe flushing pipe 403 and the longitudinal drainage pipe flushing pipe 403, the horizontal drainage pipe wall 401 and the longitudinal drainage pipe wall 401 are internally provided with a permanent magnet coil 104, the inner wall of the horizontal drainage pipe flushing pipe 403 and the longitudinal drainage pipe flushing hole 402 are provided with 3 rows of the horizontal drainage pipe joint 302, the four-way drainage pipe joint circumferential flushing pipe 304 and the four-way drainage pipe joint, the one end and the hoop drain pipe 1 of four-way drain pipe joint 3 are connected, the other end and the longitudinal drain pipe connection of four-way drain pipe joint 3, the third end and violently, the longitudinal drain pipe connection of four-way drain pipe joint 3, the end connection of violently, longitudinal drain pipe 4 has high-pressure flushing joint 5, high-pressure flushing joint 5 sets up in tunnel central drainage ditch, sets up high-pressure flushing joint 5 is used for conveniently regularly washing the drain pipe system through high-pressure flushing equipment to effectively prevent crystal blocking, guaranteed tunnel drainage system's stable use, prolonged tunnel drainage system's life.
The working principle of the invention is as follows:
hoop drainpipe connects flushing pipe 201 inserts in the flushing pipe 103 of hoop drain pipe 1, further fix through hot melt or viscose, further it is fixed to connect hoop drainpipe joint pipe wall 202 and hoop drain pipe 1 again, realize drainage channel and the connection of washing the passageway, through setting up the permanent magnet coin circle, the crystallization rate based on magnetic field effect slows down the crystallization thing, it is used for further convenience to wash the drainage pipe system regularly through high-pressure flushing device to set up high-pressure flushing joint, thereby effectively prevent the crystal blockage, tunnel drainage system's stable use has been guaranteed, tunnel drainage system's life has been prolonged.
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 invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a prevent that crystallization from blockking up's permanent magnetism can wash tunnel drainage system, includes hoop drain pipe (1), its characterized in that: the circumferential drainage pipe (1) comprises circumferential drainage pipe flushing holes (102), flushing pipes (103), permanent magnet coils (104) and water permeable holes (105), the flushing pipes (103) are arranged in the circumferential drainage pipe (1), the permanent magnet coils (104) are arranged on the circumferential drainage pipe wall (101), a plurality of water permeable holes (105) are formed in the circumferential drainage pipe wall (101), three rows of circumferential drainage pipe flushing holes (102) are formed in the inner wall of the flushing pipes (103), a circumferential drainage pipe joint (2) is arranged at the end part of the circumferential drainage pipe (1), a circumferential drainage pipe joint flushing pipe connecting pipe (201) is arranged on the circumferential drainage pipe joint (2), the circumferential drainage pipe joint (2) comprises a circumferential drainage pipe joint flushing pipe connecting pipe (201) and a circumferential drainage pipe wall (202), and one end of the circumferential drainage pipe joint (1) is fixedly connected with a four-way drainage pipe joint (3), the four-way drain pipe joint (3) comprises a four-way drain pipe joint pipe wall (301), a four-way drain pipe joint transverse flushing pipe (302), a joint reinforcing pipe wall (303), a four-way drain pipe joint circumferential flushing pipe (304) and a four-way drain pipe joint longitudinal flushing pipe (305), the end part of the four-way drain pipe joint (3) is provided with a transverse and a longitudinal drain pipe (4), the transverse and longitudinal drainage pipes (4) comprise transverse and longitudinal drainage pipe walls (401), transverse and longitudinal drainage pipe flushing holes (402) and transverse and longitudinal drainage pipe flushing pipes (403), the transverse and longitudinal drainage pipes (4) are internally provided with transverse and longitudinal drainage pipe flushing pipes (403), permanent magnet coils (104) are arranged in the transverse and longitudinal drainage pipe walls (401), 3 rows of transverse and longitudinal drain pipe flushing holes (402) are arranged on the inner wall of the transverse and longitudinal drain pipe flushing pipe (403).
2. The permanent magnetized flushable tunnel drainage system that prevents crystal blockage of claim 1, wherein: the annular water drainage pipe joint flushing pipe (201) is in transition fit with the flushing pipe (103).
3. The permanent magnetized flushable tunnel drainage system that prevents crystal blockage of claim 1, wherein: the four-way drainage pipe joint transverse flushing pipe (302), the four-way drainage pipe joint annular flushing pipe (304) and the four-way drainage pipe joint longitudinal flushing pipe (305) are communicated with each other.
4. The permanent magnetized flushable tunnel drainage system that prevents crystal blockage of claim 1, wherein: the four-way drain pipe joint (3) is arranged at the position of the tunnel wall foot.
5. The permanent magnetized flushable tunnel drainage system that prevents crystal blockage of claim 1, wherein: one end of the four-way drain pipe joint (3) is connected with the annular drain pipe (1), the other end of the four-way drain pipe joint (3) is connected with the longitudinal drain pipe, the third end of the four-way drain pipe joint (3) is connected with the transverse and longitudinal drain pipes, and the end parts of the transverse and longitudinal drain pipes (4) are connected with the high-pressure flushing joint (5).
6. The permanent magnetized flushable tunnel drainage system that prevents crystal blockage of claim 5, wherein: the high-pressure flushing joint (5) is arranged in the central drainage ditch of the tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011172803.7A CN112252458A (en) | 2020-10-28 | 2020-10-28 | Prevent that permanent magnetism ization that crystallization blockked up can wash tunnel drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011172803.7A CN112252458A (en) | 2020-10-28 | 2020-10-28 | Prevent that permanent magnetism ization that crystallization blockked up can wash tunnel drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112252458A true CN112252458A (en) | 2021-01-22 |
Family
ID=74262148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011172803.7A Pending CN112252458A (en) | 2020-10-28 | 2020-10-28 | Prevent that permanent magnetism ization that crystallization blockked up can wash tunnel drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112252458A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294207A (en) * | 2021-07-09 | 2021-08-24 | 重庆交通大学 | Intelligent backwashing tunnel crystallization prevention system |
| CN113530600A (en) * | 2021-07-30 | 2021-10-22 | 陕西交通控股集团有限公司 | Tunnel longitudinal drain pipe blockage on-line monitoring and directional cleaning system and method |
| CN114522438A (en) * | 2022-03-16 | 2022-05-24 | 广东韶钢松山股份有限公司 | Anti-blocking crystallization device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3843514A1 (en) * | 1988-12-23 | 1990-06-28 | Ulrich Deus | Method for preventing sintering of drainages and apparatus for carrying out the method |
| CN104196564A (en) * | 2014-08-15 | 2014-12-10 | 重庆国翔新材料有限公司 | Tunnel drainage system and disposal method for crystal blockage of tunnel |
| CN204703956U (en) * | 2015-06-15 | 2015-10-14 | 中交第一公路勘察设计研究院有限公司 | A kind of can the waterproof and water drainage system of comprehensive maintenance tunneling drain |
| CN106761920A (en) * | 2017-02-16 | 2017-05-31 | 重庆国翔新材料有限公司 | A kind of device for preventing to be crystallized in tunneling drain by magnetic field |
| CN106869999A (en) * | 2017-03-22 | 2017-06-20 | 西南交通大学 | A kind of tunnel drainage sleeve pipe and its application method for removing crystallization and silting thing |
| CN206487505U (en) * | 2017-02-16 | 2017-09-12 | 重庆国翔新材料有限公司 | A kind of device for preventing to crystallize in tunneling drain by magnetic field |
| CN209277941U (en) * | 2018-10-16 | 2019-08-20 | 长安大学 | A kind of permanent magnet crystallization prevention device and tunnel drainage system |
| CN111589805A (en) * | 2020-05-26 | 2020-08-28 | 重庆大学 | Green system and method for removing crystals of drainage pipeline of long and large karst tunnel |
-
2020
- 2020-10-28 CN CN202011172803.7A patent/CN112252458A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3843514A1 (en) * | 1988-12-23 | 1990-06-28 | Ulrich Deus | Method for preventing sintering of drainages and apparatus for carrying out the method |
| CN104196564A (en) * | 2014-08-15 | 2014-12-10 | 重庆国翔新材料有限公司 | Tunnel drainage system and disposal method for crystal blockage of tunnel |
| CN204703956U (en) * | 2015-06-15 | 2015-10-14 | 中交第一公路勘察设计研究院有限公司 | A kind of can the waterproof and water drainage system of comprehensive maintenance tunneling drain |
| CN106761920A (en) * | 2017-02-16 | 2017-05-31 | 重庆国翔新材料有限公司 | A kind of device for preventing to be crystallized in tunneling drain by magnetic field |
| CN206487505U (en) * | 2017-02-16 | 2017-09-12 | 重庆国翔新材料有限公司 | A kind of device for preventing to crystallize in tunneling drain by magnetic field |
| CN106869999A (en) * | 2017-03-22 | 2017-06-20 | 西南交通大学 | A kind of tunnel drainage sleeve pipe and its application method for removing crystallization and silting thing |
| CN209277941U (en) * | 2018-10-16 | 2019-08-20 | 长安大学 | A kind of permanent magnet crystallization prevention device and tunnel drainage system |
| CN111589805A (en) * | 2020-05-26 | 2020-08-28 | 重庆大学 | Green system and method for removing crystals of drainage pipeline of long and large karst tunnel |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294207A (en) * | 2021-07-09 | 2021-08-24 | 重庆交通大学 | Intelligent backwashing tunnel crystallization prevention system |
| CN113294207B (en) * | 2021-07-09 | 2022-10-14 | 重庆交通大学 | Intelligent backwashing tunnel crystallization prevention system |
| CN113530600A (en) * | 2021-07-30 | 2021-10-22 | 陕西交通控股集团有限公司 | Tunnel longitudinal drain pipe blockage on-line monitoring and directional cleaning system and method |
| CN113530600B (en) * | 2021-07-30 | 2024-05-10 | 陕西交通控股集团有限公司 | On-line monitoring and directional cleaning system and method for blocking of longitudinal drainage pipe of tunnel |
| CN114522438A (en) * | 2022-03-16 | 2022-05-24 | 广东韶钢松山股份有限公司 | Anti-blocking crystallization device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112252458A (en) | Prevent that permanent magnetism ization that crystallization blockked up can wash tunnel drainage system | |
| CN204716291U (en) | Dewatering installation is drawn in tunnel pressure release | |
| CN105586859A (en) | Integral irrigation and drainage pipe system of saline-alkali soil farmland and construction method | |
| CN112031812B (en) | Drainage positioning grouting pipe piece and construction method thereof | |
| CN207419439U (en) | The buried anti-shear concrete structure drainage system of side slope | |
| CN203569576U (en) | Plastic-row anti-sliding type light well point pipe | |
| CN202040445U (en) | Salt drainage pipe for soil improvement | |
| CN208346836U (en) | A kind of hidden drainage system | |
| CN113373962A (en) | Combined leaking stoppage construction method for deep foundation pit | |
| CN204112350U (en) | Water stopping curtain seepage flow guiding structure | |
| CN211898403U (en) | Foundation pit with lateral wall frost heaving prevention layout | |
| CN213740901U (en) | Novel seepage drainage system of earth and rockfill dam | |
| CN113026787B (en) | Diversion grouting structure and method for cold joint in occlusion type row pile construction | |
| CN210127858U (en) | A lining cutting back of body uide tube slip casting water shutoff device for muddy stratum | |
| CN204551551U (en) | A kind of ground-connecting-wall seam leak detection and grouting for water plugging device | |
| CN210888942U (en) | Earth pressure balance shield constructs quick-witted sediment water system | |
| CN215672342U (en) | Tunnel drainage system suitable for broken stratum of rich water of high pressure | |
| CN107218057B (en) | Drainage portal structure suitable for water-rich stratum | |
| CN209368854U (en) | Foundation pit side-wall infiltration current-collecting device | |
| CN107476287B (en) | Deformed steel for SMW construction method and construction method using same | |
| CN205382473U (en) | Drainage pipe system is irrigated in integration of saline and alkaline land farmland | |
| CN218439462U (en) | Tunnel bottom seepage drainage structure | |
| CN206385527U (en) | A kind of vacuum preloading drain assembly | |
| CN214363496U (en) | Deep basal pit seepage prevention and cure device | |
| CN217378786U (en) | Reduce earth and rockfill dam drainage structure of mattress formula earth and rockfill dam saturation line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210122 |
|
| RJ01 | Rejection of invention patent application after publication |