CN208202113U - A kind of reflux safety control system of sewage lifting device non-return valve - Google Patents
A kind of reflux safety control system of sewage lifting device non-return valve Download PDFInfo
- Publication number
- CN208202113U CN208202113U CN201820275228.5U CN201820275228U CN208202113U CN 208202113 U CN208202113 U CN 208202113U CN 201820275228 U CN201820275228 U CN 201820275228U CN 208202113 U CN208202113 U CN 208202113U
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- CN
- China
- Prior art keywords
- water inlet
- water
- return valve
- outlet
- valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of reflux safety control systems of sewage lifting device non-return valve, including water tank, water pump, main pipeline, water inlet line, outlet conduit and level sensor, water pump is set in water tank and is connected with main pipeline, water inlet line, outlet conduit be separately connected on main pipeline, water inlet line is equipped with water inlet non-return valve, and outlet pipeline is equipped with water outlet non-return valve.Liquid-level switch is set on water inlet non-return valve, in water inlet, water inlet electrically operated valve is set, and the by-pass line with motor-driven valve is set between inlet and outlet pipes, the opening and closing of water inlet electrically operated valve and solenoid valve is controlled by the signal of liquid-level switch, water inlet is closed when intaking non-return valve failure, the sewage come into and the sewage to be discharged are discharged from outlet conduit together, solve the problems, such as to cause sewage to recoil access customer house because of suction check valve failure in backwash process that sewage lifting device is likely to occur.And easy access, replacement non-return valve.
Description
Technical field
The utility model relates to sewage lifter technical field, in particular to a kind of sewage lifting device non-return valve returns
Flow safety control system.
Background technique
Sewage lifter generally has basement sewage collection on current market, referring to Fig. 1, existing sewage lifter packet
Include water tank 1, water pump 2, solid-liquid separator 3, eliminating impurities pipeline 4, main pipeline 5, water inlet line 6, outlet conduit 7 and level detection
Device 8, the water pump 2, solid-liquid separator 3, eliminating impurities pipeline 4, main pipeline 5 are sequentially connected, the water pump 2 and solid-liquid separator
3 are set in water tank 1, and eliminating impurities pipeline 4 and main pipeline 5 are set to outside water tank 1, and one end of the water inlet line 6 is water inlet
Mouth 9, the other end of water inlet line 6 is connected on main pipeline 5, and water inlet line 6 is equipped with water inlet non-return valve 10, the outlet conduit
7 one end is water outlet 11, and the other end of outlet conduit 7 is connected on main pipeline 5, and outlet pipeline is equipped with water outlet non-return valve
12, the level sensor 8 is set on water tank 1.Dirt is clear by water inlet non-return valve 10, main pipeline 5, sundries from water inlet 9
Except pipeline 4, solid-liquid separator 3 and water pump 2 enter water tank 1；When high liquid level, water pump 2 gets out sewage in water tank 1, sewage
Enter municipal wastewater pipe from water outlet 11 by solid-liquid separator 3, eliminating impurities pipeline 4, main pipeline 5, water outlet non-return valve 12
Net.But once water inlet non-return valve 10 breaks down, and when water pump 2 is run in water tank 1, sewage will be returned to water inlet pipe
In road 6, or even user toilet is rushed in, causes sizable puzzlement to user.
Utility model content
The utility model is in view of the above-mentioned problems, provide a kind of reflux safety control system of sewage lifting device non-return valve.
The purpose of this utility model can be realized by following technical proposals: a kind of sewage lifting device non-return valve returns
Flow safety control system, including water tank, water pump, main pipeline, water inlet line, outlet conduit and level sensor, the water pump and
Main pipeline is connected, and the water pump is set in water tank, and main pipeline is set to outside water tank, and one end of the water inlet line is water inlet
Mouthful, the other end of water inlet line is connected on main pipeline, and water inlet line is equipped with water inlet non-return valve, one end of the outlet conduit
The other end for water outlet, outlet conduit is connected on main pipeline, and outlet pipeline is equipped with water outlet non-return valve, the level detection
Device is set on water tank, and the water inlet is equipped with water inlet electrically operated valve；The close inlet end installation of the water inlet non-return valve
There is liquid-level switch；By-pass line is equipped between the inlet and outlet pipes and is connected, one end setting of by-pass line
On water inlet line and it is located between water inlet and water inlet non-return valve, the other end of by-pass line is arranged on outlet conduit and position
Between water outlet and water outlet non-return valve, by-pass line is equipped with solenoid valve；Water inlet electricity is controlled by the signal of liquid-level switch
The opening and closing of movable valve and solenoid valve.
Further, the liquid-level switch is cased with protective jacket, and the separate inlet end for non-return valve of intaking is provided with multiple filterings
Mouthful.
It further, further include solid-liquid separator and eliminating impurities pipeline, the solid-liquid separator and eliminating impurities pipeline
It is sequentially connected between water pump and main pipeline, liquid/gas separator is set in water tank, and eliminating impurities pipeline is set to outside water tank.
Compared with the prior art, the advantages of the utility model are: liquid-level switch is arranged on water inlet non-return valve, intaking
Mouth setting water inlet electrically operated valve, and the by-pass line with motor-driven valve is set between inlet and outlet pipes, pass through
The opening and closing of signal control the water inlet electrically operated valve and solenoid valve of liquid-level switch, closes water inlet when intaking non-return valve failure,
The sewage come into and the sewage to be discharged are discharged from outlet conduit together, sewage lifting device is solved and is likely to occur
Backwash process in caused because of suction check valve failure sewage recoil access customer house the problem of.And easy access,
Replace the water inlet non-return valve of failure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the prior art.
Fig. 2 is the structural schematic diagram of the utility model.
It is marked in figure as follows:
1 water tank, 2 water pumps, 3 solid-liquid separators, 4 eliminating impurities pipelines, 5 main pipelines, 6 water inlet lines, 7 outlet conduits, 8 liquid
Location probe, 9 water inlets, 10 water inlet non-return valves, 11 water outlets, 12 water outlet non-return valves, 13 water inlet electrically operated valves, 14 liquid levels are opened
Pass, 15 by-pass lines, 16 solenoid valves.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing, becomes apparent from those skilled in the art
How ground understanding practices the utility model.Although describing the utility model in conjunction with its preferred embodiment, these
Embodiment only illustrates, rather than limits the scope of the utility model.
Referring to fig. 2, a kind of reflux safety control system of sewage lifting device non-return valve, including water tank 1, water pump 2, solid-liquid
Separator 3, eliminating impurities pipeline 4, main pipeline 5, water inlet line 6, outlet conduit 7 and level sensor 8, the water pump 2, solid-liquid
Separator 3, eliminating impurities pipeline 4, main pipeline 5 are sequentially connected, and the water pump 2 and solid-liquid separator 3 are set in water tank 1, miscellaneous
Object is removed pipeline 4 and main pipeline 5 and is set to outside water tank 1, and one end of the water inlet line 6 is water inlet 9, water inlet line 6 it is another
One end is connected on main pipeline 5, and water inlet line 6 is equipped with water inlet non-return valve 10, and one end of the outlet conduit 7 is water outlet
11, the other end of outlet conduit 7 is connected on main pipeline 5, and outlet pipeline is equipped with water outlet non-return valve 12, the level sensor
8 are set on water tank 1, are that the water inlet 9 is equipped with water inlet electrically operated valve 13 with prior art difference place；It is described into
The close inlet end of water non-return valve 10 is equipped with liquid-level switch 14, and liquid-level switch 14 is cased with protective jacket, water inlet non-return valve 10
Multiple evenly sized filtering mouths are provided with far from inlet end, prevent dirt when recoil from entering protective jacket influence liquid-level switch
14 correct response；By-pass line 15 is equipped between the water inlet line 6 and outlet conduit 7 and is connected, the by-pass line 15
One end be arranged on water inlet line 6 and be located between water inlet 9 and water inlet non-return valve 10, the other end of by-pass line 15 is arranged
On outlet conduit 7 and it is located between water outlet 11 and water outlet non-return valve 12, by-pass line 15 is equipped with solenoid valve 16；Pass through liquid
The opening and closing of signal control the water inlet electrically operated valve 13 and solenoid valve 16 of bit switch 14.
When work, level sensor 8 detects high liquid level and feeds back signal in water tank 1, and the starting of water pump 2 will be in water tank 1
Sewage gets water tank 1.When water inlet non-return valve 10 breaks down, the liquid-level switch 14 intake on non-return valve 10 is acted, and closes water inlet
Mouth electrically operated valve 13, while opens solenoid valve 16 continue into this way into the sewage of pipeline from by-pass line 15 and are sent into water outlet
Pipeline 7, the sewage of entrance are incorporated to the sewage to be discharged, and drain into municipal wastewater net together.
It should be pointed out that can also have a variety of transformation and the implementation of remodeling for the utility model through absolutely proving
Scheme, it is not limited to the specific embodiment of above embodiment.Above-described embodiment as just the utility model explanation, and
It is not limitations of the present invention.In short, the protection scope of the utility model should include those for ordinary skill
It obviously converts or substitutes and retrofit for personnel, and be determined by the appended claims.
Claims (3)
1. a kind of reflux safety control system of sewage lifting device non-return valve, including water tank, water pump, main pipeline, water inlet line,
Outlet conduit and level sensor, the water pump are connected with main pipeline, and the water pump is set in water tank, and main pipeline is set to
Outside water tank, one end of the water inlet line is water inlet, and the other end of water inlet line is connected on main pipeline, sets on water inlet line
Have into water non-return valve, one end of the outlet conduit is water outlet, and the other end of outlet conduit is connected on main pipeline, outlet pipe
Road is equipped with water outlet non-return valve, and the level sensor is set on water tank, which is characterized in that the water inlet is equipped with water inlet
Electrically operated valve；The close inlet end of the water inlet non-return valve is equipped with liquid-level switch；The inlet and outlet pipes it
Between be equipped with by-pass line and be connected, one end of by-pass line is arranged on water inlet line and is located at water inlet and water inlet non-return valve
Between, the other end of by-pass line is arranged on outlet conduit and is located between water outlet and water outlet non-return valve, on by-pass line
Equipped with solenoid valve；The opening and closing of water inlet electrically operated valve and solenoid valve is controlled by the signal of liquid-level switch.
2. the reflux safety control system of sewage lifting device non-return valve according to claim 1, which is characterized in that described
Liquid-level switch is cased with protective jacket, and the separate inlet end for non-return valve of intaking is provided with multiple filtering mouths.
3. the reflux safety control system of sewage lifting device non-return valve according to claim 1 or 2, which is characterized in that
It further include solid-liquid separator and eliminating impurities pipeline, the solid-liquid separator and eliminating impurities pipeline are sequentially connected to water pump and master
Between pipeline, solid-liquid separator is set in water tank, and eliminating impurities pipeline is set to outside water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820275228.5U CN208202113U (en) | 2018-02-27 | 2018-02-27 | A kind of reflux safety control system of sewage lifting device non-return valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820275228.5U CN208202113U (en) | 2018-02-27 | 2018-02-27 | A kind of reflux safety control system of sewage lifting device non-return valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208202113U true CN208202113U (en) | 2018-12-07 |
Family
ID=64535439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820275228.5U Expired - Fee Related CN208202113U (en) | 2018-02-27 | 2018-02-27 | A kind of reflux safety control system of sewage lifting device non-return valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208202113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216357A (en) * | 2021-04-19 | 2021-08-06 | 长安大学 | Drainage pipeline tail end backflow prevention linkage system and construction method thereof |
-
2018
- 2018-02-27 CN CN201820275228.5U patent/CN208202113U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216357A (en) * | 2021-04-19 | 2021-08-06 | 长安大学 | Drainage pipeline tail end backflow prevention linkage system and construction method thereof |
| CN113216357B (en) * | 2021-04-19 | 2022-07-15 | 长安大学 | Drainage pipeline tail end backflow prevention linkage system and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20200227 |