CN112974437A - Water conservancy intermittent type nature purge line - Google Patents
Water conservancy intermittent type nature purge line Download PDFInfo
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- CN112974437A CN112974437A CN202110146209.9A CN202110146209A CN112974437A CN 112974437 A CN112974437 A CN 112974437A CN 202110146209 A CN202110146209 A CN 202110146209A CN 112974437 A CN112974437 A CN 112974437A
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- groove
- pipeline
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/053—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction
- B08B9/0535—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning device being restricted in its movement by a cable or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/053—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction
- B08B9/055—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a water conservancy intermittent purification pipeline which comprises a pipeline, wherein the inner wall of the pipeline is rotatably connected with a water baffle, one side of the water baffle is uniformly provided with drainage holes, one side of the water baffle is uniformly provided with a contraction groove, one side of the inner wall of the contraction groove is fixedly connected with a magnet block, one end, far away from the magnet block, of the inner wall of the contraction groove is connected with a sliding block in a sliding manner, and one side of the sliding block is fixedly connected with a drainage blade. This water conservancy intermittent type nature purifying pipe has reached the adnexed impurity of clearance pipeline inner wall, avoids quality of water to be by the impurity contamination's of pipeline inner wall purpose, can realize intermittent type nature clear up the pipeline inner wall, avoids continuously clearing up the wearing and tearing that the pipeline inner wall increases the pipeline easily, reduces the life of pipeline, causes the problem that the pipeline heaied up easily simultaneously, can regularly add the disinfection material to the pipeline inside, improves the quality of the inside water of pipeline.
Description
Technical Field
The invention relates to the technical field of water conservancy, in particular to a water conservancy intermittent purification pipeline.
Background
Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purpose of removing harm and benefiting, also called water engineering, water is a valuable resource essential for human production and life, but the naturally existing state of the water does not completely meet the needs of human beings, and water flow can be controlled only by building the hydraulic engineering to prevent flood disasters and adjust and distribute water quantity to meet the needs of people for life and production on water resources.
But current water conservancy pipeline does not possess the cleaning power, and the inner wall adheres to impurity contamination water quality easily after long-time the use, can't realize intermittent type nature to the pipeline inner wall clear up, and the wearing and tearing that continuously clear up the pipeline inner wall increase the pipeline easily reduce the life of pipeline, cause the pipeline to heat up easily simultaneously, influence the performance of pipeline, can't regularly to the inside disinfection material that adds of pipeline, can't improve the quality of the inside water of pipeline.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an intermittent water conservancy purification pipeline, which solves the problems that the existing water conservancy pipeline does not have cleaning capacity and impurities are easy to adhere to the inner wall of the pipeline after long-time use to pollute water quality, can realize intermittent cleaning of the inner wall of the pipeline, avoids the problems that the continuous cleaning of the inner wall of the pipeline is easy to increase the abrasion of the pipeline, reduces the service life of the pipeline and easily causes the temperature rise of the pipeline, can regularly add disinfection substances into the pipeline, and improves the quality of water in the pipeline.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an intermittent water conservancy purifying pipeline comprises a pipeline, wherein the inner wall of the pipeline is rotatably connected with a water baffle, drainage holes are uniformly arranged on one side of the water baffle, shrinkage grooves are uniformly arranged on one side of the water baffle, one side of the inner wall of the shrinkage groove is fixedly connected with a magnet block, one end of the inner wall of the shrinkage groove, which is far away from the magnet block, is connected with a sliding block in a sliding way, one side of the sliding block is fixedly connected with a flow guide blade, the inner wall of the pipeline is provided with a containing groove at a position close to the magnet block, the interior of the accommodating groove is provided with an accommodating device, one side of the sliding block close to the magnet block is provided with a resetting device, the outer side of the pipeline is uniformly provided with a packing block, one side of the packing block is provided with a material taking groove, the storage groove penetrates through the pipeline and is communicated with the material taking groove, a material taking device is arranged inside the material taking groove, and a cleaning plate is fixedly connected to one side, far away from the storage groove, of the water baffle plate.
Preferably, the storage device includes the winding rod, the top of winding rod is passed through torsion spring and is connected with the storage groove, the outside fixedly connected with winding rope of winding rod, the one end that winding rod was kept away from to the winding rope is connected with the sliding block, the gag lever post is evenly installed to one side of breakwater, winding rope and gag lever post sliding connection.
Preferably, the resetting device comprises a resetting groove, a magnet column is fixedly connected to one side of the inner wall of the resetting groove, a magnetism isolating frame is connected between two sides of the inner wall of the resetting groove in a sliding mode, a foam block is installed inside the magnetism isolating frame, one end, far away from the winding rod, of the winding rope is fixedly connected with the magnetism isolating frame, a sliding block and a drainage blade are pulled towards the inner wall of the pipeline by the winding rope and are blocked by a water baffle plate, the water baffle plate stops moving after being pulled by the winding rope, the cleaning plate does not rub against the inner wall of the pipeline any more, the magnet column is not pushed to the central direction of the pipeline due to the repulsive force between the magnet column and the magnet block after being blocked, the drainage blade of the device is pushed to the outside of the water baffle plate to drive the inner wall of the pipeline to clean the inner wall of the pipeline again by water flow, intermittent cleaning of the inner wall of the pipeline can be realized, meanwhile, the problem of pipeline temperature rise is easily caused.
Preferably, an anti-slip groove is formed in one side of the inner wall of the reset groove, an anti-slip plate is fixedly connected to one side of the inner wall of the anti-slip groove, the anti-slip plate is an elastic plate, and one end of the anti-slip plate is connected with the anti-slip groove in a sliding mode.
Preferably, the material taking device comprises a material taking block, a feed chute is formed in the material taking block, two ends of the feed chute penetrate through the material taking block, a control block is connected between two sides of the inner wall of the material taking chute in a sliding mode, and a control hole is formed in one side of the control block.
Preferably, the top of the inner side of the material taking groove is positioned above the control block and provided with a material storing groove, and the material storing groove penetrates through the material taking block.
Preferably, the bottom of the inner side of the accommodating groove is provided with a driving groove, one side of the inner wall of the driving groove is connected with the winding rod through an elastic plate, the material taking block is connected with the winding rod, the disinfection material inside the feeding groove after leaking from the inside of the accommodating groove is contacted and melted with the water inside the pipeline, the winding rod reversely rotates to roll the winding rope and then is reversely pushed to the initial position by the elastic plate, the material taking block moves towards the inside of the material taking groove, the control block is pushed by the material taking block to rotate for a certain angle, the disinfection material inside the material storing groove falls into the feeding groove from the control hole to supplement, the next time the inside of the pipeline is convenient to disinfect, the water inside the pipeline can be disinfected regularly according to the frequency of repeated rotation of the water baffle plate, the quality of the water inside the pipeline is improved, and the aim of automatic quantitative feeding to the inside of the pipeline can be realized only by adding the disinfection material, the difficulty of disinfecting the water in the pipeline is reduced.
(III) advantageous effects
The invention provides a water conservancy intermittent purifying pipeline. The method has the following beneficial effects:
(one), this water conservancy intermittent type nature purifying tube says through rivers through the inside drainage blade that promotes of pipeline, and the breakwater drives the cleaning board after rotatory and rotates along the inner wall of pipeline, and the inner wall friction clearance pipeline's of cleaning board and pipeline inner wall can avoid the inner wall adhesion impurity of pipeline to pollute water quality.
(two), this water conservancy intermittent type nature pipeline that purifies, the inner wall that is drawn to the pipeline by the winding rope through sliding block and drainage blade is blocked by the breakwater, the breakwater is stopped motion after being held by the winding rope, the cleaning plate is no longer cleared up with the inner wall friction of pipeline, the magnet post is no longer blocked the back because and the central direction of repulsion between the magnet piece pushed to the pipeline, device drainage blade is promoted the outside of breakwater once more and is driven clearance pipeline inner wall by rivers, can realize the intermittent type nature clearance of pipeline inner wall, avoid lasting the wearing and tearing that the pipeline inner wall increases the pipeline easily, reduce the life of pipeline, cause the problem of pipeline intensification easily simultaneously.
(III), this water conservancy intermittent type nature purifying tube, through the winding rope and magnet piece control breakwater and clearance board rotate repeatedly then resume initial position, do not need external control, reduced the use degree of difficulty of device.
(IV), this water conservancy intermittent type nature purifying pipe way, the disinfection material that spills the back the inside from accomodating inslot portion through the chute feeder melts with the inside water contact of pipeline, promote the initial position by the elastic plate opposite direction after the winding rope has been rolled up in winding rod opposite rotation, the piece of getting removes to the inside of getting the silo, the control block is got the piece and promotes to rotate the inside disinfection material of material stock inslot portion and fall inside the chute feeder from the control hole after certain angle and supply, convenient next time disinfects the inside pipeline, can carry out periodic disinfection to the inside water of pipeline according to the repeated pivoted frequency of breakwater, improve the quality of the inside water of pipeline.
(five), this water conservancy intermittent type nature purifying tube way, through only need just can realize the automatic purpose of putting in to the inside ration of pipeline to the inside disinfection material that adds of material storage tank, reduced the degree of difficulty to the water disinfection of pipeline inside.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic view of the interior of the pipe of the present invention;
FIG. 3 is a schematic structural diagram of the resetting device of the present invention;
FIG. 4 is a schematic view of the structure of the tapblock according to the present invention;
fig. 5 is a cross-sectional view of the interior of the tapblock of the present invention.
In the figure: the device comprises a pipeline 1, a water baffle 2, a drainage hole 3, a contraction groove 4, a magnet block 5, a sliding block 6, a drainage blade 7, a containing groove 8, a containing device 9, a winding rod 901, a torsion spring 902, a winding rope 903, a limiting rod 904, a reset device 10, a reset groove 101, a magnet column 102, a magnetic isolation frame 103, a foam block 104, a filler block 11, a material taking groove 12, a material taking device 13, a material taking block 131, a material feeding groove 132, a control block 133, a control hole 134, a material storing groove 135, a cleaning plate 14, an antiskid groove 15, an antiskid plate 16, a driving groove 17 and an elastic plate 18.
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.
Example one
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a water conservancy intermittent type nature pipeline that purifies, including pipeline 1, pipeline 1's inner wall rotates and is connected with breakwater 2, drainage hole 3 has evenly been seted up to one side of breakwater 2, shrink groove 4 has evenly been seted up to one side of breakwater 2, inner wall one side fixedly connected with magnet piece 5 of shrink groove 4, the one end sliding connection that magnet piece 5 was kept away from to the inner wall of shrink groove 4 has sliding block 6, one side fixedly connected with drainage blade 7 of sliding block 6, one side fixedly connected with clearance board 14 of accomodating groove 4 is kept away from to breakwater 2.
During the use, rivers drive cleaning plate 14 and rotate along pipeline 1's inner wall through 1 inside promotion drainage blade 7 of pipeline, 2 rotatory backs of breakwaters, and the inner wall of cleaning plate 14 and pipeline friction clearance pipeline can be avoided the inner wall adhesion impurity of pipeline to pollute water quality.
Example two
Referring to fig. 1-3, the present invention provides a technical solution: in addition to the first embodiment, a housing groove 8 is formed in the inner wall of the duct 1 at a position close to the magnet block 5, a housing device 9 is installed inside the housing groove 8, and a return device 10 is installed on the side of the slide block 6 close to the magnet block 5.
The accommodating device 9 comprises a winding rod 901, the top of the winding rod 901 is connected with the accommodating groove 8 through a torsion spring 902, a winding rope 903 is fixedly connected to the outer side of the winding rod 901, one end, far away from the winding rod 901, of the winding rope 903 is connected with the sliding block 6, a limiting rod 904 is uniformly installed on one side of the water baffle 2, and the winding rope 903 is in sliding connection with the limiting rod 904.
The resetting device 10 comprises a resetting groove 101, a magnet column 102 is fixedly connected to one side of the inner wall of the resetting groove 101, a magnetism isolating frame 103 is slidably connected between two sides of the inner wall of the resetting groove 101, a foam block 104 is installed inside the magnetism isolating frame 103, and one end, far away from a winding rod 901, of a winding rope 903 is fixedly connected with the magnetism isolating frame 103.
An anti-slip groove 15 is formed in one side of the inner wall of the reset groove 101, an anti-slip plate 16 is fixedly connected to one side of the inner wall of the anti-slip groove 15, the anti-slip plate 16 is an elastic plate, and one end of the anti-slip plate 16 is slidably connected with the anti-slip groove 15.
When the device is used, water drives the water baffle 2 to rotate through the pipeline 1, the winding rope 903 is drawn out from the winding rod 901 and wound on the outer side of the limiting rod 904 to drive the torsion spring 902 to rotate and accumulate force, the water baffle 2 continues to rotate after the winding rope 903 is completely drawn out, the sliding block 6 and the drainage blade 7 are drawn towards the inner wall of the pipeline 1 by the winding rope 903 and are blocked by the water baffle 2, water in the pipeline 1 does not impact the drainage blade, the magnet isolating frame 103 is drawn by the winding rope 903 to block the magnet column 102, the water baffle 2 stops moving after being drawn by the winding rope 903, the cleaning plate 14 does not rub against the inner wall of the pipeline for cleaning, the torsion spring 902 drives the winding rod 901 to reversely rotate to wind the winding rope 903, the water baffle 2 and the cleaning plate 14 are driven to reversely rotate to clean the inner wall of the pipeline, the winding rope 903 is completely wound onto the winding rod 901 and is not drawn to the magnet isolating frame 103, and the foam block 104 drives the magnet isolating frame 103 to slide upwards obliquely due to the buoyancy of water, after the magnet column 102 is no longer blocked, the repulsive force between the magnet column and the magnet block 5 is pushed to the center direction of the pipeline 1, the drainage blades 7 of the device are pushed to the outside of the water baffle 2 to be driven by water flow again to clean the inner wall of the pipeline, intermittent cleaning of the inner wall of the pipeline can be realized, abrasion of the pipeline, which is easily increased by continuously cleaning the inner wall of the pipeline, is avoided, the service life of the pipeline is shortened, and meanwhile, the problem of temperature rise of the pipeline is easily caused.
EXAMPLE III
Referring to fig. 1-5, the present invention provides a technical solution: on the basis of embodiment two, packing block 11 has evenly been installed in the outside of pipeline 1, and fetching groove 12 has been seted up to one side of packing block 11, accomodates groove 8 and runs through pipeline 1 and with fetching groove 12 intercommunication, and the internally mounted of fetching groove 12 has extracting device 13.
The material taking device 13 comprises a material taking block 131, a feeding groove 132 is formed in the material taking block 131, two ends of the feeding groove 132 penetrate through the material taking block 131, a control block 133 is connected between two sides of the inner wall of the material taking groove 12 in a sliding mode, and a control hole 134 is formed in one side of the control block 133.
The top of the inner side of the material taking groove 12 is positioned above the control block 133 and is provided with a material storage groove 135, and the material storage groove 135 penetrates through the material taking block 131.
The bottom of the inner side of the accommodating groove 8 is provided with a driving groove 17, one side of the inner wall of the driving groove 17 is connected with the winding rod 901 through an elastic plate 18, and the material taking block 131 is connected with the winding rod 901.
When the device is used, the water baffle 2 is driven to rotate by the drainage blades 7, the winding rod 901 is driven to extrude the elastic plate 18 to move towards the center direction of the pipeline 1 after the winding rope 903 is pulled out from the winding rod 901, the material taking block 131 is driven to move to the outside of the accommodating groove 8 by the winding rod 901, the disinfection substances in the material feeding groove 132 after leaking from the inside of the accommodating groove 8 are contacted and melted with the water in the pipeline 1, the winding rod 901 rotates in the reverse direction, the winding rope 903 is wound, the material taking block 131 moves towards the inside of the material taking groove 12, the control block 133 is driven by the material taking block 131 to rotate for a certain angle, the disinfection substances in the material storing groove 135 fall into the material feeding groove 132 from the control hole 134 to supplement, the inside of the pipeline is conveniently disinfected next time, the water in the pipeline can be disinfected regularly according to the repeated rotation frequency of the water baffle, and the quality of the water in the pipeline is improved, the purpose of automatically and quantitatively feeding the water in the pipeline can be realized only by adding the sterilizing substances into the material storage groove 135, so that the difficulty of sterilizing the water in the pipeline is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a water conservancy intermittent type nature purifying pipe, includes pipeline (1), its characterized in that: the inner wall of the pipeline (1) is rotatably connected with a water baffle (2), one side of the water baffle (2) is uniformly provided with drainage holes (3), one side of the water baffle (2) is uniformly provided with a contraction groove (4), one side of the inner wall of the contraction groove (4) is fixedly connected with a magnet block (5), one end, far away from the magnet block (5), of the inner wall of the contraction groove (4) is slidably connected with a sliding block (6), one side of the sliding block (6) is fixedly connected with a drainage blade (7), the position, close to the magnet block (5), of the inner wall of the pipeline (1) is provided with a storage groove (8), the interior of the storage groove (8) is provided with a storage device (9), one side, close to the magnet block (5), of the sliding block (6) is provided with a reset device (10), the outer side of the pipeline (1) is uniformly provided with a filler block (11), one side of the filler block, accomodate groove (8) run through pipeline (1) and with fetching material groove (12) intercommunication, the internally mounted of fetching material groove (12) has extracting device (13), one side fixedly connected with clearance plate (14) of accomodating groove (4) are kept away from in breakwater (2).
2. The water conservancy intermittent cleaning pipeline of claim 1, characterized in that: the storage device (9) comprises a winding rod (901), the top of the winding rod (901) is connected with the storage groove (8) through a torsion spring (902), a winding rope (903) is fixedly connected to the outer side of the winding rod (901), one end, far away from the winding rod (901), of the winding rope (903) is connected with a sliding block (6), a limiting rod (904) is evenly installed on one side of the water baffle (2), and the winding rope (903) is in sliding connection with the limiting rod (904).
3. The water conservancy intermittent cleaning pipeline of claim 2, characterized in that: resetting means (10) are including groove (101) that resets, inner wall one side fixedly connected with magnet post (102) of groove (101) that resets, sliding connection has magnetism isolating frame (103) between the inner wall both sides of groove (101) that resets, the internally mounted of magnetism isolating frame (103) has foam piece (104), the one end and magnetism isolating frame (103) fixed connection of coiling pole (901) are kept away from to coiling rope (903).
4. The water conservancy intermittent type purification pipeline of claim 3, characterized in that: anti-skidding groove (15) have been seted up to inner wall one side of groove (101) that resets, inner wall one side fixedly connected with antiskid ribbed tile (16) in antiskid groove (15), antiskid ribbed tile (16) are the elastic plate, the one end and the antiskid groove (15) sliding connection of antiskid ribbed tile (16).
5. The water conservancy intermittent cleaning pipeline of claim 2, characterized in that: the material taking device (13) comprises a material taking block (131), a feeding groove (132) is formed in the material taking block (131), two ends of the feeding groove (132) penetrate through the material taking block (131), a control block (133) is connected between two sides of the inner wall of the material taking groove (12) in a sliding mode, and a control hole (134) is formed in one side of the control block (133).
6. The water conservancy intermittent cleaning pipeline of claim 5, characterized in that: the top of the inner side of the material taking groove (12) is positioned above the control block (133) and is provided with a material storing groove (135), and the material storing groove (135) penetrates through the material taking block (131).
7. The water conservancy intermittent cleaning pipeline of claim 5, characterized in that: the bottom of the inner side of the accommodating groove (8) is provided with a driving groove (17), one side of the inner wall of the driving groove (17) is connected with the winding rod (901) through an elastic plate (18), and the material taking block (131) is connected with the winding rod (901).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110146209.9A CN112974437A (en) | 2021-02-02 | 2021-02-02 | Water conservancy intermittent type nature purge line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110146209.9A CN112974437A (en) | 2021-02-02 | 2021-02-02 | Water conservancy intermittent type nature purge line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112974437A true CN112974437A (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110146209.9A Withdrawn CN112974437A (en) | 2021-02-02 | 2021-02-02 | Water conservancy intermittent type nature purge line |
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| Country | Link |
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| CN (1) | CN112974437A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114656106A (en) * | 2022-03-22 | 2022-06-24 | 义乌市排水有限公司 | Rainwater pipeline bypass strengthening water purification treatment system |
-
2021
- 2021-02-02 CN CN202110146209.9A patent/CN112974437A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114656106A (en) * | 2022-03-22 | 2022-06-24 | 义乌市排水有限公司 | Rainwater pipeline bypass strengthening water purification treatment system |
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Application publication date: 20210618 |