CN211172272U - System for flushing and shunting municipal sewage pipe - Google Patents
System for flushing and shunting municipal sewage pipe Download PDFInfo
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- CN211172272U CN211172272U CN201920989814.0U CN201920989814U CN211172272U CN 211172272 U CN211172272 U CN 211172272U CN 201920989814 U CN201920989814 U CN 201920989814U CN 211172272 U CN211172272 U CN 211172272U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
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Abstract
The utility model discloses a system for be used for washing reposition of redundant personnel sewage pipe has drainage pipe, and drainage pipe includes municipal rainwater pipe and municipal sewage pipe, its characterized in that still includes: a plurality of diversion wells are arranged at intervals along the municipal rainwater pipe, each diversion well is provided with a water inlet, a first water outlet and a second water outlet, the water inlets are connected with the municipal rainwater pipe at the upstream of the diversion well, and the first water outlets are connected with the municipal rainwater pipe at the downstream of the diversion well; the storage regulating facility is provided with a water inlet and a water outlet, the water inlet of the storage regulating facility is communicated with the second water outlet, the storage regulating facility is used for storing water shunted by the shunt well, and the level height of the storage regulating facility is higher than that of the municipal sewage pipe; and one end of the flushing pipe is connected with a water outlet of the storage facility, the other end of the flushing pipe is connected into the municipal sewage pipe, and the flushing pipe uses water stored in the storage facility to flush the municipal sewage pipe. The utility model discloses flushing device is simple, does not obstruct the flood, has solved the washing water problem, resources are saved, and is with low costs.
Description
Technical Field
The utility model relates to a drainage technology field, concretely relates to a system for be used for washing reposition of redundant personnel system municipal sewage pipe.
Background
The long-pending mud of present drainage pipe is serious, long-pending mud is too much, seriously obstruct drainage pipe's flood discharge ability, so need regularly clear up the pipeline, the clearance mode of domestic adoption at present sets up flushing device in the pipeline if miniature impoundment door, open weir door, eccentric stifled door down, the environment in the drainage pipe is comparatively abominable, the door plant of these equipment submerges in sewage the inside, because there are various floaters, particulate matter and silt in the sewage, block up the card fast easily between door plant and the door frame, cause and take place mechanical fault between door plant and the door frame. In addition, most of the driving mechanisms of the devices adopt electric driving mechanisms or hydraulic driving mechanisms, the driving mechanisms are applied to underwater environments, the sealing performance requirement is high, the cost is increased, electric faults are caused due to the fact that the electric driving mechanisms have electric leakage risks, the hydraulic driving mechanisms leak, water pollution can be caused, and the reliability is poor.
In addition, to equipment on the drainage pipe, must guarantee the security of flood discharge, the flushing device who uses among the prior art, need external power to control to open and close if electric drive mechanism or the actuating mechanism that surges, when actuating mechanism breaks down, equipment probably stops and can't open in the position of closing, when having a power failure or mechanical card die, equipment stops in the closed position, can't open automatically, in case the condition above appearing, when the rainfall, can't the safety flood discharge, lead to urban waterlogging, ponding, factor of safety is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned background art, provide a system for washing reposition of redundant personnel system municipal sewage pipe, flushing device is simple, does not obstruct the capable flood, has solved the washing water problem, resources are saved, and is with low costs.
The utility model provides a system for be used for washing reposition of redundant personnel system sewer pipe has drainage pipe, drainage pipe includes municipal rainwater pipe and municipal sewer pipe, still includes:
a plurality of diversion wells are arranged at intervals along the municipal rainwater pipe, each diversion well is provided with a water inlet, a first water outlet and a second water outlet, the water inlets are connected with the municipal rainwater pipe at the upstream, and the first water outlets are connected with the municipal rainwater pipe at the downstream;
the regulating and storing facility is provided with a water inlet and a water outlet, the water inlet of the regulating and storing facility is communicated with the second water outlet, the regulating and storing facility is used for storing the water distributed by the distributing well, and the level of the regulating and storing facility is higher than that of the municipal sewage pipe;
the one end of flushing pipe is connected the delivery port of regulation facility, the other end of flushing pipe inserts in the municipal administration sewage pipe, the flushing pipe uses the water washing that stores in the regulation facility the municipal administration sewage pipe.
On the basis of the technical scheme, the water inlet and the water outlet of the storage facility are respectively arranged at the position, close to the bottom of the pool, of the storage facility, and the horizontal height of the water outlet of the storage facility is higher than the horizontal height of one end, located in the municipal sewage pipe, of the flushing pipe.
On the basis of the technical scheme, the regulation and storage facility is arranged between the municipal rainwater pipe and the municipal sewage pipe and is positioned below the municipal rainwater pipe.
On the basis of the technical scheme, the system further comprises a first water conservancy switch and a second water conservancy switch, wherein the first water conservancy switch is arranged at a position close to a second water outlet or a water inlet of the storage regulating facility and used for controlling the water inlet of the storage regulating facility, and the second water conservancy switch is arranged at the water outlet of the storage regulating facility or on the flushing pipe and used for controlling the opening or closing of the flushing pipe;
or, the diversion well is close to second delivery port department and sets up first water conservancy switch, the diversion well is close to first delivery port department and sets up the third water conservancy switch, the diversion well will get into domestic sewage and/or initial stage rainwater in the diversion well are shunted to the regulation facility from the second delivery port, advance to get into rainwater in the diversion well or middle and later stage rainwater reposition of redundant personnel to its low reaches municipal rainwater pipe.
On the basis of the technical scheme, the system further comprises a control system, wherein the control system comprises a liquid level meter and a controller, and the liquid level meter is arranged in the storage facility and used for monitoring the liquid level value in the storage facility;
the controller is respectively connected with the liquid level meter and the second water conservancy switch, and a liquid level threshold value is arranged in the controller and used for controlling the second water conservancy switch to be turned on or turned off according to the liquid level value.
On the basis of the technical scheme, the controller is further connected with the first water conservancy switch, a water storage level value is arranged in the controller, and the controller controls the first water conservancy switch to be turned on or turned off according to the level value.
On the basis of the technical scheme, a floating shutoff valve is arranged at a water outlet of the storage facility, and when the liquid level in the storage facility reaches a certain height, the floating shutoff valve is automatically opened.
On the basis of the technical scheme, second water outlets of the plurality of flow distribution facilities are connected with a water inlet of the same storage and regulation facility;
or the second water outlet of each flow dividing facility is connected with the water inlet of one storage facility;
or a plurality of flushing pipes are arranged at intervals along the municipal sewage pipe;
or a plurality of inspection wells are arranged along the municipal sewage pipe, and the flushing pipe enters the municipal sewage pipe through the inspection wells.
Compared with the prior art, the utility model has the advantages as follows:
(1) the utility model discloses a system for be used for washing reposition of redundant personnel system municipal sewage pipe, set up a plurality of reposition of redundant personnel wells along municipal rainwater pipe interval, carry out the burst of initial rainwater and dampe, collect initial rainwater through the regulation facility, the initial rainwater that will collect again is used for washing the drainage pipe that needs washed, the collection that has both realized the first rain avoids when the first rain runoff pollutes and utilizes the first rain to wash drainage pipe again and avoids pipeline bottom silt siltation, solve the first rain regulation problem, the water problem that the pipeline washed has also been solved, the first rain that has realized simultaneously is recycled, moreover, the steam generator is simple in structure, and various functions are realized.
(2) The utility model discloses a flushing pipe for washing system of reposition of redundant personnel system municipal sewage pipe sets up a plurality of along municipal sewage pipe interval, and wherein each flushing pipe can connect a regulation facility, and the same regulation facility of also can some flushing pipe connection opens the flushing pipe in proper order upstream from low reaches, washes in proper order and need wash drainage pipe, and the segmentation is washed, and washing effect is good.
(3) The utility model relates to a method for washing reposition of redundant personnel system municipal sewage pipe, when the liquid level in the regulation pond reached and sets for the liquid level, the control flushing pipe washed municipal sewage pipe, when setting up a plurality of flushing pipes, opened the flushing pipe from low reaches upstream in proper order, washed drainage pipe from low reaches upstream in proper order, and sewage after washing dams to sewage treatment plant, sewage treatment facility or regulation pond, avoids sewage river under the sewage, causes water environmental pollution, and degree of automation is high, simple easy accuse.
Drawings
Fig. 1 is a schematic structural view of the present invention from the top.
Fig. 2 is a schematic structural diagram of the side view of the present invention.
Reference numerals: 10-municipal rainwater pipe, 11-municipal sewage pipe, 2-shunt facility, 3-storage facility, 30-first water conservancy switch, 31-second water conservancy switch and 4-flushing pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
Referring to fig. 1 and 2, the present invention provides a flushing system for a drainage pipeline, which has a drainage pipeline with an inclined arrangement, wherein the drainage pipeline comprises a municipal rainwater pipe 10 and a municipal sewage pipe 11 which are arranged in an inclined arrangement, and further comprises a diversion facility 2, a storage facility 3 and a flushing pipe 4.
Set up a plurality of reposition of redundant personnel facilities 2 along municipal rainwater pipe interval, reposition of redundant personnel facility 2 is equipped with the water inlet, first delivery port and second delivery port, the drainage pipe on its upper reaches is connected to the water inlet, drainage pipe on its low reaches is connected to first delivery port, reposition of redundant personnel facility 2 is used for shunting sewage and/or initial stage rainwater and middle and later stage rainwater that get into municipal rainwater pipe 10, the domestic sewage and/or the initial stage rainwater that will get into in municipal rainwater pipe 10 shunt to regulation facility 3, middle and later stage rainwater is shunted to low reaches. The diversion facility 2 in this embodiment may be a structure such as a diversion well, a shut-off well, or an inspection well.
One end of the flushing pipe 4 is connected with a water outlet of the regulation facility 3, the other end of the flushing pipe 4 is connected with the municipal sewage pipe, the flushing pipe 4 flushes the municipal sewage pipe 11 by means of gravitational potential energy by using domestic sewage and/or initial rainwater stored in the regulation facility 3, in the embodiment, a plurality of inspection wells are arranged along the municipal sewage pipe 11, the other end of the flushing pipe 4 enters the municipal sewage pipe 11 from the inspection wells, and a plurality of flushing pipes 4 are arranged at intervals along the municipal sewage pipe 11 according to the length of the municipal sewage pipe 11, wherein the flushing pipes 4 can be connected with the same regulation facility 3, and each flushing pipe 4 can also be connected with one regulation facility. The flushing pipe 4 is arranged in the sewage inspection well, so that an extra excavation site is not needed, and the maintenance of workers is facilitated. Utilize reposition of redundant personnel facility 2 to collect the domestic sewage and/or the initial stage rainwater of the contaminated water body in municipal rainwater pipe 10 in this embodiment, avoid domestic sewage and/or initial stage rainwater to fall the river and pollute the river course, recycle the domestic sewage and/or the initial stage rainwater of collecting and wash municipal sewage pipe 11, rivers after washing flow into sewage treatment plant and handle, rely on gravitational potential energy to wash municipal sewage pipe 11, put into lower maneuverability is strong, the problem of runoff pollution has been solved on the one hand, on the other hand, the problem of municipal sewage pipe silting up and washing has been solved.
Further, a water inlet and a water outlet of the storage facility 3 are respectively arranged at positions of the storage facility 3 near the bottom of the pool. The regulation facility 3 is arranged between the municipal rainwater pipe 10 and the municipal sewage pipe 11, the level of the regulation facility 3 is higher than that of the municipal sewage pipe 11, the water outlet of the regulation facility 3 is arranged at the position close to the bottom of the pool, the regulation facility 2 flows into the municipal rainwater pipe 11 by means of gravitational potential energy, and better flushing effect can be realized without the help of extra device pumping drainage.
Example 2
On the basis of the foregoing embodiment 1, the system in this embodiment 2 further includes a first water conservancy switch 30 and a second water conservancy switch 31, where the first water conservancy switch 30 is disposed near the second water outlet or the water inlet of the storage facility 3 and is used for controlling the water inlet of the storage facility 3, and the second water conservancy switch 31 is disposed at the water outlet of the storage facility 3 or on the flushing pipe 4 and is used for controlling the opening or closing of the flushing pipe 4. In this embodiment, the first water conservancy switch 30 is disposed at the second water outlet of the diversion facility 2, when a flushing pipe 4 is disposed or a flushing pipe 4 is connected to a storage facility 3, the second water conservancy switch 31 is disposed at the water outlet of the storage facility 3, and when a plurality of flushing pipes 4 are connected to the same storage facility 3, the second water conservancy switch 31 is disposed on the flushing pipe 4 and is used for independently controlling the opening or closing of the flushing pipe 4 where the flushing pipe 4 is located. First water conservancy switch 30 and second water conservancy switch 31 in this embodiment can select the equipment of gate, valve, weir door or gate valve class according to the demand of actual use environment and control.
Further, this system still includes the third water conservancy switch, the first delivery port department that is close to reposition of redundant personnel facility 2 is located to the third water conservancy switch, a flow for controlling first delivery port, when reposition of redundant personnel well 2 damps and gets into domestic sewage and/or initial stage rainwater wherein, the third water conservancy switch is closed, first water conservancy switch is opened, with domestic sewage and/or initial stage rainwater reposition of redundant personnel to regulation facility 3 in, when reposition of redundant personnel facility 2 damps and gets into wherein middle and later stage rainwater, first water conservancy switch closes, the third water conservancy switch is opened, reposition of redundant personnel middle and later stage rainwater to its downstream municipal rainwater pipe. In principle when the domestic sewage of reposition of redundant personnel and/or initial stage rainwater are enough to wash municipal sewage pipe and use, the low reaches are all discharged to middle and later stage rainwater, when the domestic sewage of reposition of redundant personnel and/or initial stage rainwater can not satisfy and wash municipal sewage pipe and use, also can shunt partly middle and later stage rainwater and get into regulation facility, as the water that washes municipal sewage pipe. No matter whether the middle and later periods of rainwater is stored, the requirements for pipeline flushing and runoff pollution avoidance can be met.
The system further comprises a control system, the control system comprises a liquid level meter and a controller, the liquid level meter is arranged in the storage facility 3 and used for monitoring a liquid level value in the storage facility 3, the controller is respectively connected with a second water conservancy switch 31, a liquid level threshold value is arranged in the controller and used for controlling the second water conservancy switch to be turned on when the liquid level value reaches the liquid level threshold value, when a plurality of flushing pipes 4 are arranged along the municipal sewage pipe 10, the controller controls the second water conservancy switches on the flushing pipes 4 from the downstream to the upstream to be turned on, the municipal sewage pipes 11 are flushed from the downstream to the upstream in sequence, after a program is set, the flushing maintenance of the pipelines can be carried out regularly, sludge at the bottoms of the pipelines is avoided, the automation degree is high, and the maintenance is convenient.
The controller is also internally provided with a water storage level value, when the level value in the storage facility 3 is monitored to be lower than the water storage level value, the controller controls the first water conservancy switch to be switched on, and when the level value in the storage facility 3 is monitored to reach the water storage level value, the controller controls the second water conservancy switch to be switched off.
Example 3
On the basis of the foregoing embodiment 1, the system of this embodiment 3 further includes a first water conservancy switch 30 and a second water conservancy switch 31, where the first water conservancy switch 30 is disposed near the second water outlet or the inlet of the storage facility 3 and is used for controlling the inlet of the storage facility 3, and the second water conservancy switch 31 is disposed at the outlet of the storage facility 3 and is used for controlling the opening or closing of the flushing pipe 4. The first water switch 30 in this embodiment is disposed at the second water outlet of the diversion facility 2, and when a flushing pipe 4 is disposed or the flushing pipe 4 is connected to a storage facility 3, the second water switch 31 is disposed at the water outlet of the storage facility 3. The first water switch 30 in this embodiment may select a gate, a valve, a weir gate, or a gate valve according to the actual use environment and the control requirement. The second water conservancy switch 30 in this embodiment is automatically opened by using a floating shutoff valve, when the water level in the storage facility 3 reaches the opening height liquid level, the floating shutoff valve opens the water outlet of the storage facility 3 under the action of water buoyancy, and when the water level of the water discharged from the storage facility 3 to the storage facility 3 is reduced to a certain liquid level height or is exhausted, the floating shutoff valve closes the first water conservancy switch 30 to open the water outlet of the storage facility 3 to start water storage.
The utility model discloses a theory of operation: the initial rainwater in the municipal rainwater pipe is intercepted through the diversion well and stored in the regulation and storage facility, the municipal sewage pipe is flushed by the initial rainwater stored in the regulation and storage facility through the flushing pipe, and the flushed water is intercepted to a sewage treatment plant or a sewage treatment facility for treatment and is discharged after treatment. The problem of first rain runoff pollution is solved, the problem of pipeline washing has been solved again, does not have the maintenance of flushing means and the problem that influences the flood discharge yet, recycles the initial rainwater resource of direct pump drainage originally in the washing pipeline, has practiced thrift the water resource.
Example 4
This embodiment 4 provides a method for flushing a drainage pipeline, using the flushing system of embodiment 2, wherein a plurality of flushing pipes 4 are arranged at intervals along a municipal sewage pipe 11, and each flushing pipe 4 is connected with a storage facility or a plurality of flushing pipes 4 are connected with the same storage facility, the specific method is as follows:
s1, in rainy days, the diversion well diverts the initial rainwater in the municipal rainwater pipe to a storage facility for storage, the control of the diversion well in the embodiment can adopt one or more of a time method, a rainfall method and a water quality method,
s2, when the water level in the storage facility reaches a set water level, flushing municipal sewage pipes by opening the flushing pipes, flushing the municipal sewage pipes stored in the storage facility, and when a plurality of flushing pipes are sequentially arranged from the downstream to the upstream of the municipal sewage pipes, sequentially opening the flushing pipes from the flushing pipe at the most downstream, wherein each flushing pipe flushes the drainage pipe to be flushed at the downstream, and a flushing period is also arranged, wherein the flushing period is a time interval from the flushing pipe at the most downstream to the flushing pipe at the most upstream after the last flushing is finished, i.e. the flushing pipe at the most upstream is opened, to the flushing pipe at the most downstream after the next flushing is started, i.e. the flushing pipe at the most downstream is opened, and the flushing pipes are controlled to regularly flush the drainage pipes;
s3, intercepting the flushing water after flushing the drainage pipeline to a sewage treatment plant, a sewage treatment facility, or a regulation and storage facility, where the tail end of the municipal sewage pipe in this embodiment is connected to the sewage treatment plant or the sewage treatment facility, and when the tail end of the drainage pipeline to be flushed is not connected to the sewage treatment plant or the sewage treatment facility, intercepting the flushed sewage to the sewage treatment plant, the sewage treatment facility, or the regulation and storage facility at the tail end of the drainage pipeline to be flushed through a diversion well;
various modifications and variations of the embodiments of the present invention may be made by those skilled in the art, and they are within the scope of the present invention provided they are within the scope of the claims and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.
Claims (8)
1. A system for flushing a separate system sewer, having a drainage pipeline (1), said drainage pipeline (1) comprising a municipal storm water pipe (10) and a municipal sewer pipe (11), characterized in that it further comprises:
a plurality of diversion wells (2) are arranged at intervals along the municipal rainwater pipe (10), each diversion well (2) is provided with a water inlet, a first water outlet and a second water outlet, the water inlets are connected with the municipal rainwater pipe (10) at the upstream, and the first water outlets are connected with the municipal rainwater pipe (10) at the downstream;
the storage and regulation facility (3) is provided with a water inlet and a water outlet, the water inlet of the storage and regulation facility (3) is communicated with the second water outlet, the storage and regulation facility (3) is used for storing water distributed by the distribution well (2), and the level of the storage and regulation facility (3) is higher than that of the municipal sewage pipe (11);
flushing pipe (4), the delivery port of regulation facility (3) is connected to the one end of flushing pipe (4), the other end of flushing pipe (4) inserts in municipal sewage pipe (11), flushing pipe (4) use the water washing that stores in regulation facility (3) municipal sewage pipe (11).
2. The system of claim 1, wherein said system further comprises: the water inlet and the water outlet of the storage facility (3) are respectively arranged at the position, close to the bottom of the pool, of the storage facility (3), and the horizontal height of the water outlet of the storage facility (2) is higher than the horizontal height of one end, located in the municipal sewage pipe (11), of the flushing pipe (4).
3. A system for flushing separate sewer piping according to claim 2, wherein: the regulation facility (3) is arranged between the municipal rainwater pipe (10) and the municipal sewage pipe (11) and is positioned below the municipal rainwater pipe (10).
4. The system of claim 1, wherein said system further comprises: the system also comprises a first water conservancy switch (30) and a second water conservancy switch (31), wherein the first water conservancy switch (30) is arranged at a position close to a second water outlet or a water inlet of the storage regulating facility (3) and used for controlling the water inlet of the storage regulating facility (3), and the second water conservancy switch (31) is arranged at the water outlet of the storage regulating facility (3) or on the flushing pipe (4) and used for controlling the opening or closing of the flushing pipe (4);
or, reposition of redundant personnel well (2) are close to second delivery port department and set up first water conservancy switch (30), reposition of redundant personnel well (2) are close to first delivery port department and set up third water conservancy switch, reposition of redundant personnel well (2) will get into domestic sewage and/or initial stage rainwater in reposition of redundant personnel well (2) are shunted to regulation facility (3) from the second delivery port, get into rainwater in reposition of redundant personnel well (2) or middle and later stage rainwater reposition of redundant personnel to municipal rainwater pipe (10) of its low reaches.
5. The system of claim 4, wherein the system further comprises:
the system also comprises a control system, wherein the control system comprises a liquid level meter and a controller, and the liquid level meter is arranged in the storage facility (3) and is used for monitoring the liquid level value in the storage facility (3);
the controller is respectively connected with the liquid level meter and the second water conservancy switch (31), and a liquid level threshold value is arranged in the controller and used for controlling the second water conservancy switch (31) to be turned on or turned off according to the liquid level value.
6. The system of claim 5, wherein the system further comprises:
the controller is further connected with the first water conservancy switch (30), a water storage level value is arranged in the controller, and the controller controls the first water conservancy switch (30) to be turned on or turned off according to the level value.
7. The system of claim 1, wherein said system further comprises: and a floating shutoff valve is arranged at the water outlet of the storage facility (3), and when the liquid level in the storage facility reaches a certain height, the floating shutoff valve is automatically opened.
8. The system of claim 1, wherein said system further comprises:
second water outlets of the plurality of diversion wells (2) are connected with water inlets of the same storage and regulation facility (3);
or the second water outlet of each flow dividing well (2) is connected with the water inlet of the storage and regulation facility (3);
or a plurality of flushing pipes (4) are arranged at intervals along the municipal sewage pipe;
or a plurality of inspection wells are arranged along the municipal sewage pipe (11), and the flushing pipe (4) enters the municipal sewage pipe (11) through the inspection wells.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989814.0U CN211172272U (en) | 2019-06-26 | 2019-06-26 | System for flushing and shunting municipal sewage pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989814.0U CN211172272U (en) | 2019-06-26 | 2019-06-26 | System for flushing and shunting municipal sewage pipe |
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| Publication Number | Publication Date |
|---|---|
| CN211172272U true CN211172272U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920989814.0U Active CN211172272U (en) | 2019-06-26 | 2019-06-26 | System for flushing and shunting municipal sewage pipe |
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| CN (1) | CN211172272U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397142A (en) * | 2019-06-26 | 2019-11-01 | 武汉圣禹排水***有限公司 | It is a kind of for rinsing the system and method for separate system municipal wastewater pipe |
| CN112081175A (en) * | 2020-10-13 | 2020-12-15 | 浙江万和建设有限公司 | Municipal administration rainwater regulation system |
-
2019
- 2019-06-26 CN CN201920989814.0U patent/CN211172272U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397142A (en) * | 2019-06-26 | 2019-11-01 | 武汉圣禹排水***有限公司 | It is a kind of for rinsing the system and method for separate system municipal wastewater pipe |
| CN112081175A (en) * | 2020-10-13 | 2020-12-15 | 浙江万和建设有限公司 | Municipal administration rainwater regulation system |
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Address after: No. 509 Weihu Road, Shamao Street, Hannan District, Wuhan City, Hubei Province, 430090 Patentee after: Wuhan Shengyu Smart Ecological Environmental Protection Co.,Ltd. Address before: 430056 3rd floor, workshop 1, No. 189, North Qianli Road, Wuhan Economic and Technological Development Zone, Hubei Province Patentee before: WUHAN SHENGYU DRAINAGE SYSTEM Co.,Ltd. |