CN114086645A - Railway is with preventing arranging integration waterproof system - Google Patents
Railway is with preventing arranging integration waterproof system Download PDFInfo
- Publication number
- CN114086645A CN114086645A CN202111371990.6A CN202111371990A CN114086645A CN 114086645 A CN114086645 A CN 114086645A CN 202111371990 A CN202111371990 A CN 202111371990A CN 114086645 A CN114086645 A CN 114086645A
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- China
- Prior art keywords
- railway
- box body
- fixedly connected
- waterproof system
- gear
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- 230000010354 integration Effects 0.000 title claims description 8
- 238000004078 waterproofing Methods 0.000 claims abstract description 10
- 238000001914 filtration Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 15
- 230000002265 prevention Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 4
- 241001465382 Physalis alkekengi Species 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 24
- 239000012535 impurity Substances 0.000 abstract description 7
- 229920000642 polymer Polymers 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
- E01B1/008—Drainage of track
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
- G08B5/38—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources using flashing light
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Architecture (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention belongs to the field of waterproofing, in particular to a railway-used integrated waterproofing system, which aims at solving the problems that the existing waterproofing system can not filter impurities in water, so that the waterproofing system can be blocked, the service life of the waterproofing system is shortened, and the waterproofing system can not effectively prompt when in work. The invention can filter impurities in water, further prevent the waterproof system from being blocked, prolong the service life of the waterproof system and effectively prompt the waterproof system during working.
Description
Technical Field
The invention relates to the technical field of water prevention, in particular to a railway drainage-prevention integrated water-proof system.
Background
Railway transportation is a type of land transportation in which a locomotive pulls a train vehicle over two parallel rails. The traditional mode is steel wheel traveling, but the generalized railway transportation still includes non-steel wheel traveling modes such as magnetic suspension trains, cable cars, cableways and the like, or rail transportation. The rails provide an extremely smooth and hard medium on which the train wheels roll with minimal friction, making the upper person more comfortable, and it also saves energy. If properly configured, rail transport can save five to seven costs of energy over road transport when carrying the same weight. Moreover, the rails can evenly disperse the weight of the train, so that the loading capacity of the train is greatly improved.
Through retrieval, the garage roof anti-drainage integrated system disclosed by the application publication number of CN110886324A comprises a roof concrete matrix, a polymer special-shaped sheet and a drainage groove, wherein the drainage groove and the polymer special-shaped sheet are laid on the top surface of the roof concrete matrix, the drainage groove is a U-shaped groove with a downward opening, a water inlet is formed in the side wall of the drainage groove, and the polymer special-shaped sheet is connected with the side wall of the drainage groove so that water on the polymer special-shaped sheet flows into the drainage groove through the water inlet; the opening of the drainage channel and the edge part of the polymer special-shaped sheet connected with the drainage channel are bonded, fixed and sealed by self-adhesive waterproof coiled materials; the top of water drainage tank is connected with ventilative sight glass, and this garage roof prevents arranging integrated system, the leading is prevented, is arranged and combines together, and the garage roof is discharged to infiltration earlier, reduces water pressure. The siphon drainage system forms a first waterproof layer through self advantages to become a first upstream surface. The water-proof structure can effectively prevent water from leaking while discharging the downward water.
But its waterproof system can not filter the impurity of aquatic, and then can make waterproof system take place to block up, reduces waterproof system life to waterproof system can not effectually indicate at the during operation, and warning nature is relatively poor, has consequently proposed a railway and has prevented discharging integration waterproof system and be used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, a waterproof system cannot filter impurities in water, so that the waterproof system is blocked, the service life of the waterproof system is shortened, and the waterproof system cannot effectively prompt during working, and provides an integrated drainage and prevention waterproof system for a railway.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a railway is with preventing arranging integration waterproof system, includes pipe fitting, filtration, prevents blockking up structure and warning structure, the wash port has been seted up at the top of pipe fitting, the drain bar is equipped with to the card in the wash port, the equal fixedly connected with attachment strap in both sides of drain bar, all seted up on the both sides inner wall of wash port and taken the groove, the attachment strap clamps with taking the groove mutually, the fixed two box bodys that are provided with in top of pipe fitting, be provided with the accessory in the box body, filtration sets up in the pipe fitting, prevent blockking up the structure and set up in pipe fitting and box body, the warning structure sets up on the box body.
Preferably, the filtering structure comprises two filtering plates, sliding plates are fixedly connected to the tops and the bottoms of the filtering plates, sliding grooves are formed in the inner walls of the tops and the bottoms of the pipe fittings, the sliding plates are slidably mounted in the sliding grooves, a first spring is welded to one side of each sliding plate, and one end of the first spring is welded to the side wall of each sliding groove.
Preferably, the anti-clogging structure comprises a main pipeline, an auxiliary pipeline, a first check valve and a second check valve, two mounting holes are formed in the top of the pipe fitting, the main pipeline is fixedly mounted in the mounting holes, the auxiliary pipeline is fixedly mounted on the main pipeline, the end of the main pipeline is fixedly connected with the first check valve, the end of the auxiliary pipeline is fixedly connected with the second check valve, a motor is fixedly connected to the side wall of a box body, shaft holes are formed in one side of the box body, the two shaft holes are rotatably connected with the same connecting shaft, a first gear and a second gear are fixedly sleeved on the shaft end of the motor and the outer side of the connecting shaft respectively, the first gear is meshed with the second gear, cams are fixedly connected to the two end portions of the connecting shaft respectively, a square frame is fixedly connected to the top end of the main pipeline, a sealing plug is in sliding sealing contact with the square frame, and a traction piece is fixedly connected to the top of the sealing plug, the top welding of drawing the piece has spring two, the top of spring two welds on the top inner wall of box body, the cam contacts with the bottom of drawing the piece, the side and the drawing piece fixed connection of accessory.
Preferably, the warning structure comprises a conducting strip and a warning lamp, the conducting strip is fixedly installed on the top of the accessory and the inner wall of the top of the box body, and the warning lamp is fixedly installed on the top of the box body.
Preferably, the top of the drainage plate is provided with a plurality of strip holes.
Preferably, the drain plate is located between the two cassettes.
Preferably, the first gear and the second gear have the same specification.
Preferably, the two conducting strips and the warning lamp are sequentially connected in series to form a loop.
The invention has the beneficial effects that:
(1) according to the railway drainage-prevention integrated waterproof system, impurities in railway water can be effectively filtered through the arranged filtering structure, the waterproof system is prevented from being blocked, and railway water drainage treatment is facilitated;
(2) according to the railway anti-drainage integrated waterproof system provided by the invention, through the arranged anti-blocking structure, only a motor needs to be started, the traction piece can vertically reciprocate, so that the sealing plug can vertically reciprocate, the first one-way valve can suck railway water when the sealing plug moves upwards, the railway water can be flushed out through the second one-way valve when the sealing plug moves downwards, the filter plate is continuously impacted, the filter plate transversely reciprocates, and the filter plate is prevented from being blocked;
(3) according to the railway anti-emission integrated waterproof system, due to the arranged warning structure, when the motor is started, the accessory can vertically reciprocate, so that the two conducting strips are repeatedly contacted and separated, the warning lamp can continuously flash, and the warning effect is effectively improved.
Drawings
FIG. 1 is a schematic structural diagram of an integrated drainage and prevention waterproofing system for railways according to the present invention;
FIG. 2 is a schematic cross-sectional view of an integrated drainage and prevention waterproofing system for railways according to the present invention;
FIG. 3 is a schematic view of the structure of portion A in FIG. 2;
FIG. 4 is a schematic structural view of portion B of FIG. 2;
fig. 5 is a schematic structural view of a portion C in fig. 2.
In the figure: 1. a pipe fitting; 2. a drain plate; 3. a butt strap; 4. filtering the plate; 5. a slide plate; 6. a first spring; 7. a main pipeline; 8. a box body; 9. an auxiliary pipeline; 10. a square frame; 11. a sealing plug; 12. a guide plate; 13. a traction member; 14. a second spring; 15. a motor; 16. a connecting shaft; 17. a first gear; 18. a second gear; 19. a cam; 20. a one-way valve I; 21. a second one-way valve; 22. an accessory; 23. a conductive sheet; 24. and a warning lamp.
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.
Referring to fig. 1-5, a railway is with preventing arranging integration waterproof system, including pipe fitting 1, filtration, prevent blockking up structure and warning structure, its characterized in that, the wash port has been seted up at the top of pipe fitting 1, drain bar 2 has been equipped with to the card in the wash port, a plurality of rectangular holes have been seted up at the top of drain bar 2, railway water falls into pipe fitting 1 through the rectangular hole, the equal fixedly connected with attachment strap 3 in drain bar 2's both sides, all seted up on the both sides inner wall of wash port and taken the groove, attachment strap 3 clamps with taking the groove mutually, the fixed two box bodys 8 that are provided with in top of pipe fitting 1, drain bar 2 is located between two box bodys 8, be provided with accessory 22 in the box bodys 8, filtration sets up in pipe fitting 1, prevent blockking up the structure and set up in pipe fitting and box bodys 8, the warning structure sets up on box bodys 8.
According to the invention, the filtering structure comprises two filtering plates 4, sliding plates 5 are fixedly connected to the top and the bottom of each filtering plate 4, sliding grooves are formed in the inner walls of the top and the bottom of each pipe fitting 1, each sliding plate 5 is slidably mounted in each sliding groove, a spring I6 is welded to one side of each sliding plate 5, one end of each spring I6 is welded to the side wall of each sliding groove, and impurities in railway water can be conveniently filtered.
The anti-blocking structure comprises a main pipeline 7, an auxiliary pipeline 9, a one-way valve I20 and a one-way valve II 21, wherein the top of a pipe fitting 1 is provided with two mounting holes, the main pipeline 7 is fixedly arranged in the mounting holes, the auxiliary pipeline 9 is fixedly arranged on the main pipeline 7, the end part of the main pipeline 7 is fixedly connected with the one-way valve I20, the end part of the auxiliary pipeline 9 is fixedly connected with the one-way valve II 21, the side wall of a box body 8 is fixedly connected with a motor 15, one side of the box body 8 is provided with a shaft hole, the two shaft holes are rotatably connected with a same connecting shaft 16, the shaft end of the motor 15 and the outer side of the connecting shaft 16 are respectively and fixedly sleeved with a gear I17 and a gear II 18, the gear I17 is meshed with the gear II 18, the specifications of the gear I17 and the gear II 18 are the same, the gear I17 and the gear II 18 can rotate at the same speed, two end parts of the connecting shaft 16 are respectively and are fixedly connected with a cam 19, top fixedly connected with square frame 10 of trunk line 7, sliding seal contact has sealing plug 11 in square frame 10, the top fixedly connected with of sealing plug 11 pulls a 13, the top welding of pulling a 13 has spring two 14, the top of spring two 14 welds on the top inner wall of box body 8, cam 19 contacts with the bottom of pulling a 13, the side of accessory 22 with pull a 13 fixed connection, only need starter motor 15, can be so that railway water can be continued to strike filter plate 4, effectually prevent that filter plate 4 from taking place to block up.
In the invention, the warning structure comprises the conducting strips 23 and the warning lamp 24, the conducting strips 23 are fixedly arranged on the top of the accessory 22 and the inner wall of the top of the box body 8, the warning lamp 24 is fixedly arranged on the top of the box body 8, the two conducting strips 23 and the warning lamp 24 are sequentially connected in series to form a loop, and the warning lamp 24 can be lighted when the two conducting strips 23 are contacted.
In the invention, when in use, railway water is drained into the pipe fitting 1 through the arranged pipe fitting 1 through the drainage plate 2, so that the railway water can be prevented from permeating into other places, the waterproof treatment is effectively carried out, impurities in the railway water can be filtered through the arranged filter plate 4, in the drainage process, the motor 15 is started, the motor 15 drives the gear I17 to rotate, the gear I17 drives the gear II 18 to synchronously rotate, the gear II 18 drives the connecting shaft 16 to rotate, the cam 19 is matched with the connecting shaft 16 to rotate, the cam 19 extrudes the traction piece 13, the traction piece 13 extrudes the spring II 14, so that the traction piece 13 vertically reciprocates, when the traction piece 13 moves upwards, the guide plate 12 and the sealing plug 11 synchronously move upwards, so that the one-way valve I20 can suck the railway water, when the traction piece 13 moves downwards, the guide plate 12 and the sealing plug 11 synchronously move downwards, at the moment, the railway water in the main pipeline 7 is flushed out through the one-way valve II 21, the railway water that dashes out strikes filter plate 4 for filter plate 4 lateral shifting, filter plate 4 drives slide 5 and removes, make slide 5 extrusion spring 6, so can make filter plate 4 at lateral reciprocating motion, the effectual filter plate 4 that prevents takes place to block up, and draw a 13 at vertical reciprocating motion in-process, can make accessory 22 at vertical reciprocating motion, and then can make two conducting strips 23 continuously contact and separate, make warning lamps and lanterns 24 flicker repeatedly, improve warning effect.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a railway is with preventing arranging integration waterproof system, includes pipe fitting (1), filtration, prevents blockking up structure and warning structure, its characterized in that, the wash port has been seted up at the top of pipe fitting (1), drain bar (2) have been equipped with to the card in the wash port, the equal fixedly connected with attachment strap (3) in both sides of drain bar (2), all seted up on the both sides inner wall of wash port and taken the groove, attachment strap (3) clamp with taking the groove mutually, the fixed two box bodies (8) that are provided with in top of pipe fitting (1), be provided with accessory (22) in box body (8), filtration sets up in pipe fitting (1), prevent blockking up the structure and set up in pipe fitting and box body (8), the warning structure sets up on box body (8).
2. The railway is with preventing arranging integration waterproof system according to claim 1, characterized in that, the filtration includes two filter plates (4), slide (5) are fixedly connected to both the top and the bottom of filter plate (4), the pipe fitting (1) has a spout on both the top inner wall and the bottom inner wall, slide (5) is slidably mounted in the spout, one side of slide (5) is welded with first spring (6), and one end of first spring (6) is welded on the side wall of the spout.
3. The railway anti-discharge integrated waterproof system according to claim 1, wherein the anti-blocking structure comprises a main pipe (7), an auxiliary pipe (9), a first check valve (20) and a second check valve (21), two mounting holes are formed in the top of the pipe (1), the main pipe (7) is fixedly mounted in the mounting holes, the auxiliary pipe (9) is fixedly mounted on the main pipe (7), the end of the main pipe (7) is fixedly connected with the first check valve (20), the end of the auxiliary pipe (9) is fixedly connected with the second check valve (21), a motor (15) is fixedly connected to the side wall of one box body (8), one side of the box body (8) is provided with a shaft hole, the two shaft holes are rotatably connected with the same connecting shaft (16), a first gear (17) and a second gear (18) are respectively and fixedly sleeved on the shaft end of the motor (15) and the outer side of the connecting shaft (16), the utility model discloses a cable traction device, including main pipeline (7), sealing plug (11), the top fixedly connected with of sealing plug (11), the top welding of drawing piece (13) has spring two (14), the top of spring two (14) welds on the top inner wall of box body (8), cam (19) and the bottom of drawing piece (13) contact, the side and the drawing piece (13) fixed connection of accessory (22), gear two (18) mesh mutually, the both ends difference fixedly connected with cam (19) of connecting axle (16), the top fixedly connected with square frame (10) of main pipeline (7), sliding seal contact has sealing plug (11) in square frame (10), the top fixedly connected with of sealing plug (11), the top welding of drawing piece (13) has spring two (14), the top of spring two (14) welds on the top inner wall of box body (8).
4. The railway is with preventing arranging integration waterproof system of claim 1, characterized in that, the warning structure includes conducting strip (23) and warning lamps and lanterns (24), conducting strip (23) fixed mounting is on the top of accessory (22) and the top inner wall of box body (8), warning lamps and lanterns (24) fixed mounting is on the top of box body (8).
5. The integrated railway drainage and prevention waterproofing system according to claim 1 wherein the top of the drainage plate (2) is provided with a plurality of elongated holes.
6. A railway drainage and prevention integrated waterproofing system according to claim 1 wherein the drainage plate (2) is located between two box bodies (8).
7. The railway drainage-prevention integrated waterproof system as claimed in claim 3, wherein the first gear (17) and the second gear (18) are the same in specification.
8. The railway drainage-prevention integrated waterproof system as claimed in claim 4, wherein the two conducting strips (23) and the warning lamp (24) are sequentially connected in series to form a loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111371990.6A CN114086645B (en) | 2021-11-18 | 2021-11-18 | Railway is with preventing arranging integration waterproof system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111371990.6A CN114086645B (en) | 2021-11-18 | 2021-11-18 | Railway is with preventing arranging integration waterproof system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114086645A true CN114086645A (en) | 2022-02-25 |
| CN114086645B CN114086645B (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111371990.6A Active CN114086645B (en) | 2021-11-18 | 2021-11-18 | Railway is with preventing arranging integration waterproof system |
Country Status (1)
| Country | Link |
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| CN (1) | CN114086645B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012036711A (en) * | 2010-08-05 | 2012-02-23 | Daishin Kogyo Co Ltd | Road surface drainage treatment device |
| KR20160126668A (en) * | 2015-04-24 | 2016-11-02 | 이기호 | Grease trap having drying and cleaning function |
| WO2020000157A1 (en) * | 2018-06-25 | 2020-01-02 | 江苏宏大环保科技有限公司 | Multi-functional household sewage treatment apparatus |
| CN211006954U (en) * | 2019-11-01 | 2020-07-14 | 中交通达(福州)工程设计有限公司 | Road drainage ditch with anti-blocking function |
| CN212176040U (en) * | 2020-05-15 | 2020-12-18 | 福建凯凌建设发展有限公司 | A hydrophobic means for hydraulic engineering |
| CN212594212U (en) * | 2020-06-03 | 2021-02-26 | 湖州力卓机械设备技术开发有限公司 | Agricultural water conservancy is with preventing blockking up filter equipment |
| CN112479436A (en) * | 2020-12-09 | 2021-03-12 | 卞真兵 | Sewage purification device for ecological management in sponge city |
| CN112832349A (en) * | 2021-01-29 | 2021-05-25 | 山西省交通规划勘察设计院有限公司 | Highway drainage device |
| CN213745535U (en) * | 2020-10-28 | 2021-07-20 | 四川辉达管业科技有限公司 | Plastic pipe with anti-blocking structure |
| CN214169341U (en) * | 2021-01-09 | 2021-09-10 | 刘晨 | Municipal drainage pipeline for city planning |
| CN214680507U (en) * | 2021-03-17 | 2021-11-12 | 湖南湘中博一检测技术有限公司 | Prevent suction filter device of jam |
-
2021
- 2021-11-18 CN CN202111371990.6A patent/CN114086645B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012036711A (en) * | 2010-08-05 | 2012-02-23 | Daishin Kogyo Co Ltd | Road surface drainage treatment device |
| KR20160126668A (en) * | 2015-04-24 | 2016-11-02 | 이기호 | Grease trap having drying and cleaning function |
| WO2020000157A1 (en) * | 2018-06-25 | 2020-01-02 | 江苏宏大环保科技有限公司 | Multi-functional household sewage treatment apparatus |
| CN211006954U (en) * | 2019-11-01 | 2020-07-14 | 中交通达(福州)工程设计有限公司 | Road drainage ditch with anti-blocking function |
| CN212176040U (en) * | 2020-05-15 | 2020-12-18 | 福建凯凌建设发展有限公司 | A hydrophobic means for hydraulic engineering |
| CN212594212U (en) * | 2020-06-03 | 2021-02-26 | 湖州力卓机械设备技术开发有限公司 | Agricultural water conservancy is with preventing blockking up filter equipment |
| CN213745535U (en) * | 2020-10-28 | 2021-07-20 | 四川辉达管业科技有限公司 | Plastic pipe with anti-blocking structure |
| CN112479436A (en) * | 2020-12-09 | 2021-03-12 | 卞真兵 | Sewage purification device for ecological management in sponge city |
| CN214169341U (en) * | 2021-01-09 | 2021-09-10 | 刘晨 | Municipal drainage pipeline for city planning |
| CN112832349A (en) * | 2021-01-29 | 2021-05-25 | 山西省交通规划勘察设计院有限公司 | Highway drainage device |
| CN214680507U (en) * | 2021-03-17 | 2021-11-12 | 湖南湘中博一检测技术有限公司 | Prevent suction filter device of jam |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114086645B (en) | 2023-09-22 |
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