CN110593950A - Drainage ditch cover plate device for high-speed railway tunnel - Google Patents
Drainage ditch cover plate device for high-speed railway tunnel Download PDFInfo
- Publication number
- CN110593950A CN110593950A CN201910972041.XA CN201910972041A CN110593950A CN 110593950 A CN110593950 A CN 110593950A CN 201910972041 A CN201910972041 A CN 201910972041A CN 110593950 A CN110593950 A CN 110593950A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- speed railway
- railway tunnel
- gutter
- plate device
- 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.)
- Granted
Links
- 230000035939 shock Effects 0.000 claims abstract description 21
- 239000006096 absorbing agent Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims description 26
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000001939 inductive effect Effects 0.000 claims description 10
- 239000010802 sludge Substances 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 239000000805 composite resin Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 239000012634 fragment Substances 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a drainage ditch cover plate device for a high-speed railway tunnel, which comprises a plurality of cover plate units, wherein each cover plate unit comprises a cover plate, a wheel, a shock absorber, an air pressure sensor, a signal emitter, an indicator lamp, an infrared distance measuring sensor and a track matched with the wheel; the cover plate is connected with the wheels through the shock absorbers, the indicator lamp is positioned on the upper surface of the cover plate, the color of the indicator lamp is controlled by the infrared distance measuring sensor positioned at the bottom of the cover plate, and the air pressure sensor is positioned at the bottom of the cover plate and is connected with the signal emitter to monitor the air pressure change in the drainage ditch; the cover plate is provided with a plurality of through holes with filter screens, and the bottom of each through hole is provided with a water flow counter connected with the signal emitter. The invention solves the problem that the driving safety is influenced by fragments flying when the high-speed train passes through again due to cover plate vibration and cover plate crushing caused by the aerodynamic effect when the high-speed train passes through the tunnel, can remotely monitor the water accumulation condition in the tunnel and the state when high-speed trains pass through without arriving at the field, and has wide application.
Description
Technical Field
The invention relates to a tunnel drainage ditch in road engineering construction auxiliary facilities, in particular to a drainage ditch cover plate device for a high-speed railway tunnel.
Background
At present, drainage ditch cover plates in high-speed railway tunnels are all precast concrete cover plates, are heavy and poor in corrosion resistance, are easy to crack when being overhauled and turned by workers, and are difficult to pry up wholly. When the train passes through at high speed in the high-speed railway tunnel simultaneously, because aerodynamic effect, tunnel internal pressure sharply changes, great negative pressure appears in the escape canal, can lead to the escape canal apron to promote and vibrate and send the noise, influences passenger's travelling comfort in the train, and cracked condition appears easily in the apron, reduces life. Particularly, when the high-speed rail enters the tunnel again at a higher speed, the negative pressure in the ditch is huge, and the broken cover plate fragments can fly up before, thereby influencing the driving safety. And the illumination condition is poor in the tunnel, and the workman overhauls inconveniently, and the ditch jam condition is difficult to discover.
Disclosure of Invention
The purpose of the invention is as follows: the invention provides a drainage ditch cover plate device for a high-speed railway tunnel, which overcomes the defects that a precast concrete drainage ditch cover plate of the conventional high-speed railway tunnel is easy to damage, poor in durability and difficult to overhaul.
The technical scheme is as follows: the invention relates to a drainage ditch cover plate device for a high-speed railway tunnel, which comprises a plurality of cover plate units, wherein each cover plate unit comprises a cover plate, wheels, a shock absorber, an air pressure sensor, a signal emitter, an indicator lamp, an infrared distance measuring sensor and a track matched with the wheels; the cover plate is connected with the wheels through the shock absorbers, the indicator lamp is positioned on the upper surface of the cover plate, the color of the indicator lamp is controlled by the infrared distance measuring sensor positioned at the bottom of the cover plate, and the air pressure sensor is positioned at the bottom of the cover plate and connected with the signal emitter to monitor the air pressure change in the drainage ditch; the cover plate is provided with a plurality of through holes with filter screens, and the bottom of each through hole is provided with a water flow counter connected with the signal emitter.
When the height of the sludge is measured to be higher than a standard value by the infrared distance measuring sensor, the indicator light is red; when the infrared distance measuring sensor measures that the height of the sludge is lower than a standard value, the indicating lamp is green.
The shock absorber comprises a bolt, a compression spring, a damping sleeve, a damping cushion cover and a sealing helicoid, wherein the compression spring is sleeved on the wheel, the damping cushion cover is positioned above the compression spring, the damping cushion cover slides up and down in the damping sleeve, the sealing helicoid is screwed above the damping sleeve, and the bottom of the bolt is screwed into the damping cushion cover.
The cover plate material is composite resin of carbon fiber and reinforced epoxy resin.
A nameplate is arranged on the surface of the cover plate, a two-dimensional code and a cover plate number are arranged on the nameplate, and the number corresponds to the two-dimensional code and the cover plate; and (4) scanning the nameplate through the mobile phone app to perform data feedback and report.
The two ends of the cover plate are provided with an upper bolt and a lower bolt, and the adjacent cover plates are connected through the upper bolt and the lower bolt.
A plurality of drainage gaps are arranged below the rails.
The track below is equipped with light and inductive switch, and inductive switch controls the light, and when the apron was located the track, the light was closed.
Has the advantages that: the invention has the following advantages:
(1) the drain cover plate is a composite resin cover plate added with carbon fibers and reinforced epoxy resin, so that the corrosion resistance, the pollution resistance and the toughness of the cover plate are enhanced, the breaking strength and the compressive strength are improved, the cover plate is not easy to damage due to vibration, and the drain cover plate is light in weight, easy to carry, long in service life and high in economic benefit.
(2) The cover plate is additionally provided with the shock absorber, so that the problem that the driving safety is affected by fragments flying when the high-speed train passes through the tunnel due to the fact that the cover plate vibrates and the cover plate is broken when the high-speed train passes through the tunnel is solved.
(3) The illumination lamp of the inner wall of the ditch automatically provides illumination through the inductive switch when the cover plate is opened, so that a worker can conveniently overhaul in a dark tunnel, and the illumination lamp is turned off when the cover plate is pushed back to the original position, thereby being energy-saving and convenient.
(4) When the sediment deposition height in the ditch is more than 5cm, and the infrared distance measuring sensor under the cover plate senses the sediment deposition height, the LED indicator lamp is changed from green to red, so that workers can conveniently and quickly find the blocking position and clean the deposited sediment without checking one by one; and to the apron of damage, the ditch section accessible mobile phone app scanning two-dimensional code of jam, report the record to the apron of damage, accurate unified maintenance clearance after big data statistics, according to rivers flow counter and the baroceptor of apron bottom, can monitor rivers, atmospheric pressure in the ditch, need not to arrive the field and can remote monitoring tunnel ponding condition and state when high-speed railway passes through, use extensively.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the upper structure of the cover plate of the present invention;
FIG. 3 is a schematic view of the structure of the lower part of the cover plate of the present invention;
FIG. 4 is a front view of the cover plate of the present invention;
FIG. 5 is a schematic view of the rear structure of the cover plate of the present invention;
FIG. 6 is a schematic view of the damper construction of the present invention;
FIG. 7 is a schematic view of the cover latch of the present invention;
figure 8 is a schematic view of the drain rail configuration of the present invention.
Detailed Description
As shown in figure 1, the drainage ditch cover plate device is formed by connecting a plurality of cover plate units, wherein each cover plate unit comprises a cover plate 1, wheels 2, a lighting lamp 3, an LED indicating lamp 4, a water passing through hole 5, a nameplate 6, an upper bolt 7, a lower bolt 8, a groove handle 9, a shock absorber 10, a reserved bolt hole 11, a lithium battery 12, an air pressure sensor 13, a steel wire filter screen 14, a water flow counter 15, a signal transmitter 16, an infrared distance measuring sensor 17, a damping sleeve 18, a bolt 19, a compression spring 20, a damping cushion cover 21, a sealing spiral ring 22, a drainage notch 23, a V-shaped track 24 and an induction switch 25.
The V-shaped rails 24 at the edges of the two sides of the drainage ditch are reserved and manufactured during the construction of the ditch, the wheels 2 are arranged on the periphery of the bottom of the cover plate 1, the wheels are butterfly-shaped, the diameter of each wheel is 2cm, the wheels are matched with the rails at the edges of the ditch, the depth of each rail is 0.8cm, a drainage notch pointing to one side of the ditch is arranged in each rail at an interval of 100cm so as to prevent silt from depositing, and the cover plate rolls on the rails through the wheels.
The vibration that bumper shock absorber 10 can alleviate high-speed railway and lead to through tunnel space-time aerodynamic effect, and the apron passes through bumper shock absorber 10 with the wheel and is connected, specifically does, and during the hole that screw in apron bottom four corners was reserved was passed through to the bumper shock absorber upper end, the mould shaping was built to the hole all around of apron when prefabricating, and this hole diameter is 3cm, is equipped with the steel wire filter screen in this hole.
The two sides of the inner wall of the ditch below the track are respectively provided with the illuminating lamp 3 and controlled by the inductive switch 25 at the edge of the track of the ditch, so that the tunnel with insufficient light can be conveniently overhauled. The inductive switch also adopts the working principle of an infrared distance measuring sensor. The upper surface of the cover plate 1 is provided with a groove, the groove is molded when being prefabricated, the LED indicating lamp 4 is installed in the groove and is connected with the infrared distance measuring sensor at the bottom of the cover plate, and the power supply adopts a lithium battery 12 fixed at the bottom of the cover plate. The color of the LED indicator light is controlled by an infrared distance measuring sensor 17 at the bottom of the cover plate. The specific process of the color change of the indicator light is that when the height of the sludge in the drainage ditch is 5cm lower than a standard set value, the LED indicator light is always on, and the color is green; when silt is more in the escape canal, highly be higher than standard setting value 5cm, apron bottom infrared distance measuring sensor sensing ditch bottom distance, the LED pilot lamp colour is become red by the infrared distance measuring sensor control of apron bottom.
The periphery of the cover plate 1 is provided with water through holes 5, filter screens 14 are arranged in the water through holes, water flow counters 15 are arranged at the bottoms of the through holes and are connected with signal transmitters 16, the average water flow of the through holes is transmitted into the signal transmitters, signals are transmitted to terminals by the signal transmitters, and the water flow in the ditch is remotely monitored.
An upper bolt 7 and a lower bolt 8 are arranged at the front and the rear of the cover plate. The apron bottom is provided with baroceptor 13, infrared range finding sensor 17, signal transmitter 16, lithium cell 12, and rivers flow counter 15 is equipped with to 14 bottoms of steel wire filter screen, and this rivers flow counter is connected with signal transmitter 16, spreads into signal transmitter with the average water flow of through-hole into, by signal transmitter transmitting signal to terminal to rivers flow size in the remote monitoring tunnel escape canal.
Meanwhile, an air pressure sensor is arranged at the bottom of the cover plate and connected with a signal transmitter, the air pressure change in the ditch is remotely monitored, when a high-speed rail passes through the tunnel, the negative pressure in the ditch is increased, and the position and the speed of the high-speed rail are remotely judged according to the negative pressure increase condition.
The cover plate is prefabricated and molded in a factory, and the cover plate is made of a composite resin material added with carbon fibers and reinforced epoxy resin.
A small hole is reserved on the inner side of the track to install an inductive switch made of an infrared distance measuring sensor, the inductive switch is connected with illuminating lamps on the inner walls of the two sides of the ditch, and the illuminating lamps are sealed and waterproof. When the ditch cover plate exists, the illuminating lamp is closed, when the ditch cover plate is moved away, the sensing distance of the infrared distance measuring sensor is increased, the sensing switch is closed, and the illuminating lamp is opened. In addition, when the illuminating lamp 3 is connected with an inductive switch made of an infrared distance measuring sensor, a line is laid when a drainage ditch is constructed.
The V-shaped rail 24 at the edge of the drainage ditch is reserved and manufactured during the construction of the drainage ditch, the rail is matched with the wheels and is provided with a hole, a plurality of drainage notches 23 are arranged on the rail, the rail wheels 2 and the shock absorber 10 are integrally manufactured into a finished product in advance and then are installed on a construction site, and the shock absorber is screwed into the reserved bolt hole 11 at the bottom of the cover plate through the upper bolt 19 of the shock absorber when the cover plate is installed. Mould shaping is built when the prefabrication to apron upper portion recess, and installation LED pilot lamp 4 is connected with the infrared distance measuring sensor of apron bottom in the recess, and the power adopts the lithium cell 12 who is fixed in the apron bottom. Copper material is selected for use to data plate 6 on the apron, is equipped with two-dimensional code and apron serial number on this data plate, and this serial number and two-dimensional code and apron one-to-one. After the cover plate takes place to damage or certain section ditch under the cover plate takes place to silt, the patrolman can be according to the colour change of LED pilot lamp 4 on the cover plate, finds out and corresponds the apron, scans two-dimensional code on the data plate 6 with cell-phone app, and the record is lapped the serial number, carries out data feedback and reports, through keeping in repair clearance escape canal after making statistics of uniformly.
Be equipped with recess handle 9 on the apron, mould shaping is built when the apron is prefabricated, and the workman of being convenient for promotes when overhauing and opens. The bolts are arranged in the front and the back of the cover plate, the upper bolt 7 is connected with the lower bolt 8 of the previous cover plate, all the cover plates are connected into a whole, and the plurality of cover plates can be pushed on the track while vibration is reduced.
The bottom of the cover plate is provided with an air pressure sensor 13 for monitoring the air pressure change in the ditch, and the sensor is connected with a signal emitter.
The shock absorber includes bolt 19, compression spring 20, damping sleeve 18, damping cushion cover 21 and seals the helicoid 22, and this compression spring 20 overlaps on wheel 2, and damping cushion cover 21 is located compression spring 20 top, and damping cushion cover 21 slides from top to bottom in damping sleeve 18, seals the helicoid 22 and revolves in damping sleeve 18 top, and 19 bottoms of bolt screw in damping cushion cover 21. When the shock absorber is installed, a compression spring 20 of the shock absorber is arranged in the damping sleeve 18, the damping cushion cover 21 is pressed, and then the sealing spiral ring 22 is screwed. The shock absorber mainly depends on a damping friction cylinder and a compression spring for shock absorption.
Claims (10)
1. A gutter cover plate device for a high-speed railway tunnel is characterized in that: the device comprises a plurality of cover plate units, wherein each cover plate unit comprises a cover plate (1), wheels (2), a shock absorber (10), an air pressure sensor (13), a signal emitter (16), an indicator lamp (4), an infrared distance measuring sensor (17) and a track (24) matched with the wheels; the cover plate is connected with the wheels through the shock absorbers, the indicator lamp (4) is positioned on the upper surface of the cover plate, the color of the indicator lamp is controlled by an infrared distance measuring sensor positioned at the bottom of the cover plate, and the air pressure sensor is positioned at the bottom of the cover plate and connected with the signal emitter to monitor the air pressure change in the drainage ditch; the cover plate is provided with a plurality of through holes (5) with filter screens, and the bottom of each through hole is provided with a water flow counter (15) connected with a signal transmitter (16).
2. The gutter-cover plate device for a high-speed railway tunnel according to claim 1, wherein: when the infrared distance measuring sensor measures that the height of the sludge is higher than a standard set value, the indicator light is red; when the height of the sludge measured by the infrared distance measuring sensor is lower than a standard set value, the indicator light is green.
3. The gutter-cover plate device for a high-speed railway tunnel according to claim 1, wherein: the shock absorber includes bolt (19), compression spring (20), damping sleeve (18), damping pad cover (21) and seals helicoidal (22), compression spring overlaps on the wheel, the damping pad covers and is located the compression spring top, the damping pad cover slides from top to bottom in the damping sleeve, seal the helicoidal and revolve in damping sleeve top, bolt bottom screw in the damping pad cover.
4. The gutter-cover plate device for a high-speed railway tunnel according to claim 1, wherein: the cover plate material is composite resin of carbon fiber and reinforced epoxy resin.
5. The gutter-cover plate device for a high-speed railway tunnel according to claim 1, wherein: the surface of the cover plate is provided with a nameplate, the nameplate is provided with a two-dimensional code and a cover plate number, and the number corresponds to the two-dimensional code and the cover plate; and scanning the nameplate through the mobile phone app to perform data feedback reporting.
6. The gutter-cover plate device for a high-speed railway tunnel according to claim 1, wherein: the two ends of the cover plate are provided with an upper bolt and a lower bolt, and the adjacent cover plates are connected through the upper bolt and the lower bolt.
7. The gutter-cover plate device for a high-speed railway tunnel according to claim 1, wherein: and a plurality of drainage notches are arranged below the rail.
8. The gutter-cover plate device for a high-speed railway tunnel according to claim 1, wherein: the track below is equipped with light and inductive switch, inductive switch control light, the apron is located when on the track, the light is closed.
9. The gutter-cover plate device for a high-speed railway tunnel according to claim 1, wherein: the indicator light is an LED indicator light.
10. The gutter-cover plate device for a high-speed railway tunnel according to claim 9, wherein: a groove is reserved on the surface of the cover plate, and the LED indicator lamp is installed in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972041.XA CN110593950B (en) | 2019-10-14 | 2019-10-14 | Drainage ditch cover plate device for high-speed railway tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972041.XA CN110593950B (en) | 2019-10-14 | 2019-10-14 | Drainage ditch cover plate device for high-speed railway tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110593950A true CN110593950A (en) | 2019-12-20 |
| CN110593950B CN110593950B (en) | 2021-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910972041.XA Active CN110593950B (en) | 2019-10-14 | 2019-10-14 | Drainage ditch cover plate device for high-speed railway tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110593950B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201038690Y (en) * | 2007-04-30 | 2008-03-19 | 许晓明 | Cover plate type cable or water drainage groove |
| KR20100127497A (en) * | 2009-05-26 | 2010-12-06 | 건국대학교 산학협력단 | Device for controlling water pressure of tunnel |
| CN202509611U (en) * | 2012-03-06 | 2012-10-31 | 西山煤电(集团)有限责任公司官地多种经营分公司 | High-strength cover plate of ditch |
| CN103835263A (en) * | 2014-04-01 | 2014-06-04 | 卞翔春 | Prefabricated ditch |
| CN105002821A (en) * | 2015-08-18 | 2015-10-28 | 米亚建筑材料（昆山）有限公司 | Leak-proof drainage system of bridge and control method of drainage system |
| CN109950854A (en) * | 2019-03-18 | 2019-06-28 | 常州市绿佳环保设备有限公司 | For the monoblock type composite material cable in tunnel, gutter |
-
2019
- 2019-10-14 CN CN201910972041.XA patent/CN110593950B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201038690Y (en) * | 2007-04-30 | 2008-03-19 | 许晓明 | Cover plate type cable or water drainage groove |
| KR20100127497A (en) * | 2009-05-26 | 2010-12-06 | 건국대학교 산학협력단 | Device for controlling water pressure of tunnel |
| CN202509611U (en) * | 2012-03-06 | 2012-10-31 | 西山煤电(集团)有限责任公司官地多种经营分公司 | High-strength cover plate of ditch |
| CN103835263A (en) * | 2014-04-01 | 2014-06-04 | 卞翔春 | Prefabricated ditch |
| CN105002821A (en) * | 2015-08-18 | 2015-10-28 | 米亚建筑材料（昆山）有限公司 | Leak-proof drainage system of bridge and control method of drainage system |
| CN109950854A (en) * | 2019-03-18 | 2019-06-28 | 常州市绿佳环保设备有限公司 | For the monoblock type composite material cable in tunnel, gutter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110593950B (en) | 2021-03-19 |
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