CN107217732A - A kind of automatic sewage lifting means - Google Patents
A kind of automatic sewage lifting means Download PDFInfo
- Publication number
- CN107217732A CN107217732A CN201710495298.1A CN201710495298A CN107217732A CN 107217732 A CN107217732 A CN 107217732A CN 201710495298 A CN201710495298 A CN 201710495298A CN 107217732 A CN107217732 A CN 107217732A
- Authority
- CN
- China
- Prior art keywords
- water
- communicating pipe
- pipe
- pipeline
- water inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F2201/00—Details, devices or methods not otherwise provided for
- E03F2201/40—Means for indicating blockage in sewer systems
Abstract
The invention discloses a kind of automatic sewage lifting means, it is related to construction drainage field, its drip irrigation device is：Including water tank, pipeline, check device, two water pumps and control device；Pipeline includes water inlet pipe, communicating pipe and outlet pipe, and water inlet pipe is provided with above water inlet, the main water pipeline that water inlet both sides bifurcated formation two is set diagonally downward, water inlet provided with the secondary inlet channel being connected with tank top；Bifurcated formation communicating pipe one communicating pipe and communicating pipe two, two water pumps were respectively arranged on communicating pipe one and communicating pipe two；Communicating pipe one, communicating pipe two are connected with two main water pipelines respectively, and junction is additionally provided with outlet pipe, and outlet pipe is provided with delivery port；Check device includes into Water Check Valve and goes out Water Check Valve, enters Water Check Valve and is arranged on main water pipeline, goes out Water Check Valve and be arranged on outlet pipeline；Control device includes controller, liquid-level switch one and liquid-level switch two.The equipment can realize the lifting of sewage automatically, and no blocking exempts to draw clearly.
Description
Technical field
The present invention relates to construction drainage field, more particularly to a kind of automatic sewage lifting means.
Background technology
Sewage water lifter is primarily useful for basement and does not possess the place health of gravity flow sewage effluent away from soil stack
The exclusion of sanitary equipment sewage, it can also be used to the not so good occasion of the drainage condition such as ship, vehicle.Sewage water lifter is collected by water tank
Sewer liquid level or the sewage away from municipal drainage pipeline, are delivered in municipal sewerage system after being lifted.
For sewage water lifter, the existing following patent of China：
Patent announcement number：CN203808227U, discloses one kind and is not easily blocked and clears up simple Full-automatic underground building sewage
Lifting device, including inlet pipeline, filter, header tank, two sewage pumps standby each other, blowoff line and water-level gauge and
Electrical control gear, sewage pump is arranged on inside header tank, and filter is two Rose Boxes, and Rose Box includes casing and along case
The cross-sectional direction of body is arranged on box house screen pack, screen pack casing is divided into two parts, respectively leading portion and after
Section, screen pack is installed between the leading portion of the casing connected by flange arrangement and back segment, and Rose Box is located at outside header tank, enters
The delivery port of water lines and the water inlet of blowoff line are branched into two, and each water inlet connects a mistake with each delivery port
One outlet pipe is designed with the leading portion of filter box casing, the back segment of each filtering box body, each outlet penetrates collection by one
Short tube inside water tank is connected with the mouth of pipe of a sewage pump, and outlet is docked with short tube by flange arrangement.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the invention to provide a kind of automatic sewage lifting means, it is special
Point is that the equipment can realize the lifting of sewage automatically.
The present invention above-mentioned technical purpose technical scheme is that：A kind of automatic sewage lifting is set
It is standby, including water tank, pipeline, check device, two standby each other water pumps and control device；Pipeline includes water inlet pipe, communicating pipe
And outlet pipe, the main water pipelines that water inlet pipe is set diagonally downward provided with water inlet, water inlet both sides bifurcated formation two, water inlet
Provided with the secondary inlet channel being connected with tank top above mouthful；Bifurcated formation communicating pipe one communicating pipe and communicating pipe two, communicating pipe
It is connected with the bottom of water tank；Two water pumps were respectively arranged on communicating pipe one and communicating pipe two；Communicating pipe one, communicating pipe two respectively with
Two main water pipelines are connected, and junction is additionally provided with outlet pipe, and outlet pipe is provided with delivery port；Check device is included into Water Check Valve
With go out Water Check Valve, enter Water Check Valve and be arranged on main water pipeline, go out Water Check Valve and be arranged on outlet pipeline；Control device
Including controller, liquid-level switch one and liquid-level switch two, the liquid-level switch one for opening water pump is arranged in water tank, for closing
The liquid-level switch two of pump of cutting off the water is arranged at the junction of water tank and communicating pipe；Liquid-level switch is electrically connected with the controller, controller with
Water pump is electrically connected.
By above-mentioned technical proposal, the automation of sewage lifting is realized, specific works mode is as follows：Water inlet on water inlet pipe
Mouth is connected with the house drain road for needing to carry out sewage lifting, outlet pipe and town sewage pipeline communication；Liquid-level switch one is set
It is placed in default height in water pot；When equipment is started working, water tank level is not up to the height of liquid-level switch one, liquid-level switch
One when being not turned on, and water pump does not work；Sewage from water inlet entrance is because of Action of Gravity Field, into main water pipeline；Water inlet non-return
Valve is in the state initially opened, and sewage is by entering Water Check Valve, into communicating pipe, and temporary transient in water tank along flowing into communicating pipe
Storage；
When the liquid level in water pot reaches the position of liquid-level switch one, liquid-level switch one and liquid-level switch two are all turned on, and water pump is opened
Sewage is pumped into communicating pipe by beginning work, water pump from water tank, enters Water Check Valve because water pump aspirates the pressure of the air-flow caused
It is automatic to close；Now, the sewage for entering water inlet from sewage conduct can not be by entering Water Check Valve, can only be along secondary inlet channel
Into water tank；And the sewage being extracted from water tank can only can not be flowed out by entering Water Check Valve by going out Water Check Valve, water outlet
Check-valves is opened due to hydraulic shock, and sewage is thus lifted to delivery port along outlet pipe, and is discharged from delivery port；
When liquid-level switch one and liquid-level switch two are all not turned on, water pump is stopped, and repeats said process；
Two water pumps standby each other are set, possess equipment certain from the ability of maintenance, when a water pump occurs stuck or twines
Around situation when, another water pump remains to work, normally realizes the lifting of sewage.
It is preferred that, the water inlet of water inlet pipe, which is provided with filtering tank one, filtering tank one, is provided with screen pack one, and screen pack one is set
It is placed between water inlet and secondary water inlet pipe.
By above-mentioned technical proposal, when water pump, which is rotated, carries out sewage lifting, using a pair of entrance water inlets of filtering tank simultaneously
The sewage for entering water tank by secondary inlet channel is filtered, and the dirt in sewage is intercepted by screen pack one, is prevented in sewage
Impurity be directly entered in water tank, water tank be not in dirt deposition, it is not necessary to regularly schedule staff and draw water tank clearly.
It is preferred that, communicating pipe one and communicating pipe two, filtering tank two is interior to be provided with screen pack two, screen pack provided with filtering tank two
Two are arranged at the bottom of filtering tank two.
By above-mentioned technical proposal, when water pump does not work, the indoor sewage flowed into from water inlet passes through the He of communicating pipe one
Communicating pipe two enters water tank；Using filtering tank two, the sewage in communicating pipe one, communicating pipe two is filtered, made in sewage
Dirt is intercepted on screen pack two, is prevented the impurity in sewage is directly entered in water tank, water tank to be not in dirt deposition, is not required to
Regularly schedule staff and draw water tank clearly.
It is preferred that, enter the opening direction of valve of Water Check Valve towards the one end of main water pipeline away from water inlet.
By above-mentioned technical proposal, non-return of being intake when realizing and closure of check ring and water pump stopping are intake when water pump is opened
The function that valve is opened.
It is preferred that, go out Water Check Valve valve opening direction towards outlet pipe close to one end of delivery port.
By above-mentioned technical proposal, water outlet when water outlet closure of check ring and water pump are started working when water pump stops is realized
The function that check-valves is opened.
It is preferred that, in addition to some current inductors, current inductor is distributed on water inlet pipe, communicating pipe and outlet pipe simultaneously
It is electrically connected with the controller；Alarm is also electrically connected with controller.
By above-mentioned technical proposal, the current shape on water inlet pipe, communicating pipe and outlet pipe is sensed using current inductor
State, and by streamflow regime data transfer to controller, so that whether the streamflow regime monitored in pipeline is normal, if streamflow regime is different
Often, then user is notified by alarm in time.
It is preferred that, GPRS radio transmitters are also associated with controller.
By above-mentioned technical proposal, the information on controller is sent to outside by network by GPRS radio transmitters
Host computer, be easy to user and attendant to pass through host computer remote monitoring.
It is preferred that, it is equipped with water valve on the communicating pipe of water pump both sides.
By above-mentioned technical proposal, when water pump, which breaks down, to be stopped or need maintenance, maintenance personal can close
The water valve of water pump both sides is closed, water pump is maintained in time；If only one of which breaks down in two water pumps, the mistake of maintenance
Journey does not interfere with the operating of whole equipment；After water pump failure, before maintenance personal rushes to, equipment user of service can also pass through
Close water valve, it is to avoid the motor overload of water pump causes more poly-injury.
The beneficial effect of this equipment is：The automation of sewage lifting can be realized, and dirt does not contact the impeller of water pump,
Do not result in winding and block, the service life of water pump can be extended；Dirt is temporarily stored in filtering tank one and filtering tank two, no
Into water tank, without rubbing；When the sewage in water tank reaches restriction water level, sewage lifting is carried out, dirt is discharged with sewage, water
There is no deposit in case, can realize that water tank exempts to draw clearly；Two water pumps standby each other are set, and equipment has powerful selfreparing work(
Energy；It is controlled using controller, realizes unattended operation, use can be allowed by police instruction for unit exception situation
Family knows in time；When water pump, which breaks down, to be stopped or need maintenance, maintenance personal can switch off the pump the water of both sides
Valve, is maintained to water pump in time；If only one of which breaks down in two water pumps, the process of maintenance is not interfered with entirely
The operating of equipment；After water pump failure, before maintenance personal rushes to, equipment user of service also can be by closing water valve, it is to avoid
The motor overload of water pump causes more poly-injury；Increase GPRS radio transmitters, remote monitoring can be realized.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment；
Fig. 2 is the sectional view of part 9；
Fig. 3 is embodiment for the diagrammatic cross-section for showing filtering tank two He going out Water Check Valve；
Fig. 4 is the electrical connection diagram of embodiment.
Reference：1st, water pot；2nd, top cover；3rd, handle；4th, filtering tank one；5th, water inlet；6th, secondary inlet channel；7th, filter
Net one；8th, main water pipeline；9th, Water Check Valve is entered；91st, inlet valve；10th, communicating pipe；101st, communicating pipe one；102nd, communicating pipe
Two；11st, outlet pipe；12nd, delivery port；13rd, Water Check Valve is gone out；131st, flowing water Valve；14th, water pump；15th, water valve；16th, filtering tank
Two；17th, screen pack two.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
A kind of automatic sewage lifting means disclosed in the present embodiment, as shown in figure 1, including water pot 1, the top of water pot 1 is provided with
Top cover 2, top cover 2 is provided with handle 3.Filtering tank 1 is located at the side of water pot 1, and side of the filtering tank 1 away from water pot 1 is provided with
Water inlet 5, the top of filtering tank 1 is set provided with the secondary inlet channel 6 connected with water pot 1 between water inlet 5 and secondary inlet channel 6
There is screen pack 1.The both sides of filtering tank 1 are connected with two main water pipelines 8 set diagonally downward, the center of main water pipeline 8
It is provided with into Water Check Valve 9.Communicating pipe 10 includes communicating pipe 1 and communicating pipe 2 102.Two main water pipelines 8 are away from filtering tank
One 4 one end is connected with the top and the top of communicating pipe 2 102 of communicating pipe 1 respectively.Communicating pipe 1 is away from main water inlet
The one end of one end and communicating pipe 2 102 of pipeline 8 away from main water pipeline 8 connects and is connected with water pot 1.Communicating pipe 1 He
The top of communicating pipe 2 102 is also associated with outlet pipe 11, and the top of outlet pipe 11 is provided with delivery port 12, outlet pipe 11 and is additionally provided with out
Water Check Valve 13.
As shown in Figure 1 and 2, enter and inlet valve 91 is provided with Water Check Valve 9, the opening direction of inlet valve 91 enters towards master
Side of the waterpipe 8 away from filtering tank 1.
As shown in figure 3, the height of the one end being connected with main water pipeline 8 communicating pipe 1 is more than communicating pipe 10 and water pot 1
The height of one end of connection.Water pump 14 is additionally provided with communicating pipe 1, water is equipped with the communicating pipe 1 of the both sides of water pump 14
Valve 15.The filtering tank 2 16 close to the top of communicating pipe 1 is additionally provided with communicating pipe 1.Provided with filtering in filtering tank 2 16
Net 2 17.The structure of communicating pipe 2 102 is consistent with the structure of communicating pipe 1.Go out and flowing water Valve is provided with Water Check Valve 13
131, the opening direction of flowing water Valve 131 is towards the side of delivery port 12.
As shown in figure 4, control device includes controller, is arranged in water tank and apart from the liquid level of water tank bottom certain altitude
Switch one, be arranged at water tank and liquid-level switch two, some current inductors and the alarm of the junction of communicating pipe 10.If solid carbon dioxide
Stream inductor is distributed in the secondary inlet channel 6 into the both sides of Water Check Valve 9, communicating pipe 1, communicating pipe 2 102 and outlet pipe
On 11.Liquid-level switch one, liquid-level switch two, water pump 14, some current inductors and alarm are electrically connected with the controller.Control
GPRS radio transmitters are additionally provided with device, data can be sent to the host computer of outside by radio communication.
The working method of the equipment is as follows：Water inlet 5 is connected with the house drain road for needing to carry out sewage lifting, water outlet
Mouth 12 and town sewage pipeline communication.Liquid-level switch one is arranged at default height in water pot 1.When equipment is started working, water pot 1
Interior liquid level is not up to the height of liquid-level switch one, when liquid-level switch one is not turned on, and water pump 14 does not work.Enter from water inlet 5
Sewage is because of Action of Gravity Field, into main water pipeline 8.Enter Water Check Valve 9 and be in the state initially opened, sewage is stopped by water inlet
Valve 9 is returned, is temporarily stored into communicating pipe 10, and along in the inflow of communicating pipe 10 water tank.Dirt in sewage is by screen pack 2 17
It is trapped in the filtering tank 2 16 on communicating pipe 10.
When the liquid level in water pot 1 reaches the position of liquid-level switch one, liquid-level switch one and liquid-level switch two are all turned on, water
Pump 14 is started working, and sewage is pumped into communicating pipe 10 by water pump 14 from water tank, enters Water Check Valve 9 because the suction of water pump 14 is caused
Air-flow pressure automatic cut-off.Now, the sewage for entering water inlet 5 from sewage conduct can not be by entering Water Check Valve 9, can only
Enter water tank along secondary inlet channel 6.Now the dirt in sewage is by the screen pack 1 between water inlet 5 and secondary inlet channel 6
It is trapped in filtering tank 1.And the sewage being extracted from water tank can not can only pass through water outlet non-return by entering Water Check Valve 9
Valve 13 flows out, and goes out Water Check Valve 13 because hydraulic shock is opened, and sewage is thus lifted to delivery port 12 along outlet pipe 11, and from
Delivery port 12 is discharged.Dirt in filtering tank 2 16 is drained with current from delivery port 12；
When liquid-level switch one and liquid-level switch two are all not turned on, water pump 14 is stopped, and the sewage from the entrance of water inlet 5 is because of weight
Power is acted on, and is reentered in main water pipeline 8.Enter Water Check Valve 9 and be in the state initially opened, sewage is by entering Water Check Valve
9, temporarily stored into communicating pipe 10, and along in the inflow of communicating pipe 10 water tank.The dirt retained in filtering tank 1 is with current
Into in communicating pipe 10, it is trapped in together with the dirt in sewage by screen pack 2 17 in filtering tank 2 16.
Repeat said process.
Streamflow regime in current inductor energy real-time monitoring equipment, and corresponding diagnosis is made by controller.Work as water pump
During 14 start-up operation, if the current inductor on communicating pipe 1 senses the abnormal flow of current, pass through alarm equipment alarm
The valve of the both sides of water pump 14 on user's closing communicating pipe 1 is notified, and checks the water pump 14 on communicating pipe 1.If
Current inductor on communicating pipe 2 102 senses the abnormal flow of current, then notifies user to close by alarm equipment alarm
The valve of the both sides of water pump 14 on communicating pipe 2 102, and check the water pump 14 on communicating pipe 2 102.If the water on outlet pipe 11
Stream inductor detects the abnormal flow of current, then notifies user to stop both sides water pump 14 by alarm equipment alarm, and check
Outlet pipe 11 and go out Water Check Valve 13.If the current inductor on secondary inlet channel 6 senses the abnormal flow of current, pass through
Alarm equipment alarm notifies user to stop both sides water pump 14, and checks that the screen pack on secondary inlet channel 6 and filtering tank 1 is
It is no to block.
When water pump 14 is stopped, if the current inductor on communicating pipe 1 senses the abnormal flow of current,
Notify user to check on the main water pipeline 8 being connected with communicating pipe 1 by alarm equipment alarm and whether enter Water Check Valve 9
It is abnormal.If the current inductor on communicating pipe 2 102 senses the abnormal flow of current, notify to use by alarm equipment alarm
Person checks whether extremely to enter Water Check Valve 9 on the main water pipeline 8 being connected with communicating pipe 2 102.
Described above is only the exemplary embodiment of the present invention, not for limiting the scope of the invention, this hair
Bright protection domain is determined by appended claim.
Claims (8)
1. a kind of automatic sewage lifting means, it is characterized in that：Including water tank, pipeline, check device, two water pumps standby each other
（14）And control device；Pipeline includes water inlet pipe, communicating pipe（10）And outlet pipe（11）, water inlet pipe is provided with water inlet（5）, enter
The mouth of a river（5）The main water pipeline that both sides bifurcated formation two is set diagonally downward（8）, water inlet（5）Top is provided with and tank top
The secondary inlet channel of connection（6）；The communicating pipe（10）Bifurcated formation communicating pipe one（101）With communicating pipe two（102）, the company
Siphunculus（10）It is connected with the bottom of water tank；Two water pump（14）It is respectively arranged at communicating pipe one（101）With communicating pipe two（102）
On；The communicating pipe one（101）, communicating pipe two（102）Respectively with two main water pipelines（8）Connection, junction is additionally provided with water outlet
Pipe（11）, the outlet pipe（11）It is provided with delivery port（12）；The check device is included into Water Check Valve（9）With water outlet non-return
Valve（13）, enter Water Check Valve（9）It is arranged at main water pipeline（8）On, go out Water Check Valve（13）It is arranged at outlet pipe（11）Lu Shang；
The control device includes controller, liquid-level switch one and liquid-level switch two, described to be used to open water pump（14）Liquid-level switch
One is arranged in the water tank, described to be used to close down water pump（14）Liquid-level switch two be arranged at water tank and communicating pipe（10）Company
Meet place；The liquid-level switch is electrically connected with the controller, the controller and water pump（14）Electrical connection.
2. a kind of automatic sewage lifting means according to claim 1, it is characterized in that：The water inlet of the water inlet pipe（5）
Place is provided with filtering tank one（4）, the filtering tank one（4）It is interior to be provided with screen pack one（7）, the screen pack one（7）It is arranged at into water
Mouthful（5）Between secondary water inlet pipe.
3. a kind of automatic sewage lifting means according to claim 1, it is characterized in that：The communicating pipe one（101）And even
Siphunculus two（102）It is provided with filtering tank two（16）, the filtering tank two（16）It is interior to be provided with screen pack two（17）, the screen pack two
（17）It is arranged at filtering tank two（16）Bottom.
4. a kind of automatic sewage lifting means according to claim 1, it is characterized in that：It is described enter Water Check Valve（9）Valve
The opening direction of door is towards main water pipeline（8）Away from water inlet（5）One end.
5. a kind of automatic sewage lifting means according to claim 1, it is characterized in that：It is described go out Water Check Valve（13）Valve
The opening direction of door is towards outlet pipe（11）Close to delivery port（12）One end.
6. a kind of automatic sewage lifting means according to claim 1, it is characterized in that：Also include some current inductors,
The current inductor is distributed in water inlet pipe, communicating pipe（10）And outlet pipe（11）Electrically connect above and with the controller；Control
Alarm is also electrically connected with device.
7. a kind of automatic sewage lifting means according to claim 1, it is characterized in that：It is also associated with the controller
GPRS radio transmitters.
8. a kind of automatic sewage lifting means according to claim 1, it is characterized in that：The water pump（14）The connection of both sides
Pipe（10）On be equipped with water valve（15）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710495298.1A CN107217732A (en) | 2017-06-26 | 2017-06-26 | A kind of automatic sewage lifting means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710495298.1A CN107217732A (en) | 2017-06-26 | 2017-06-26 | A kind of automatic sewage lifting means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107217732A true CN107217732A (en) | 2017-09-29 |
Family
ID=59950392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710495298.1A Pending CN107217732A (en) | 2017-06-26 | 2017-06-26 | A kind of automatic sewage lifting means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107217732A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108295550A (en) * | 2018-01-31 | 2018-07-20 | 河南桑达能源环保有限公司 | A kind of sewage cycling treatment device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202298884U (en) * | 2012-01-11 | 2012-07-04 | 高宗翠 | Intelligent sewage automatic hoisting equipment |
| CN202936829U (en) * | 2012-12-06 | 2013-05-15 | 安徽特威达水电设备有限公司 | Full-automatic self-cleaning type underground sewage lifting and discharge device |
| CN203808227U (en) * | 2014-04-25 | 2014-09-03 | 广州市白云泵业集团有限公司 | Full-automatic underground construction wastewater lifting device |
-
2017
- 2017-06-26 CN CN201710495298.1A patent/CN107217732A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202298884U (en) * | 2012-01-11 | 2012-07-04 | 高宗翠 | Intelligent sewage automatic hoisting equipment |
| CN202936829U (en) * | 2012-12-06 | 2013-05-15 | 安徽特威达水电设备有限公司 | Full-automatic self-cleaning type underground sewage lifting and discharge device |
| CN203808227U (en) * | 2014-04-25 | 2014-09-03 | 广州市白云泵业集团有限公司 | Full-automatic underground construction wastewater lifting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108295550A (en) * | 2018-01-31 | 2018-07-20 | 河南桑达能源环保有限公司 | A kind of sewage cycling treatment device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107460934B (en) | Closed semi-vacuum sewage discharge system | |
| CN207063129U (en) | A kind of automatic sewage lifting means | |
| CN111677085B (en) | Downstream pipeline backwater alarming non-return drainage system and non-return drainage method | |
| CN111580569A (en) | Cable tunnel water level control system | |
| CN106884435A (en) | Foundation pit dewatering and recharging intelligent control system with touch display panel | |
| CN107217732A (en) | A kind of automatic sewage lifting means | |
| CN111677062B (en) | Building drainage system | |
| CN111677081B (en) | Fault alarm non-return drainage system and non-return drainage method | |
| CN211200620U (en) | Dry-wet separation type integrated intelligent intercepting well | |
| CN208981492U (en) | A kind of rainwater or wastewater disposition precise control device of pipeline performance | |
| CN108999276B (en) | Sewage lifting means convenient to separation impurity | |
| CN202936829U (en) | Full-automatic self-cleaning type underground sewage lifting and discharge device | |
| CN208202113U (en) | A kind of reflux safety control system of sewage lifting device non-return valve | |
| CN106436873B (en) | Automatic control multifunctional drainage service well and use method thereof | |
| CN111536277B (en) | Drainage non-return system and drainage non-return method | |
| CN208748795U (en) | A kind of cutting type multichannel sewage discharge device | |
| CN213448814U (en) | External closed sewage lifting device with back flush | |
| CN205369511U (en) | Sewage is collected and is discharged well automatically | |
| CN108678124A (en) | A kind of multichannel sewage discharge device | |
| CN213174045U (en) | Still press full-automatic drainage device and still press cauldron drainage system for cauldron | |
| CN217886857U (en) | Unmanned oil production platform fire control fresh water collection device | |
| CN212455626U (en) | Drainage non return system | |
| CN212455628U (en) | Downstream pipeline backwater warning non-return drainage system | |
| CN208748796U (en) | A kind of multichannel sewage discharge device | |
| CN201722767U (en) | Fully-sealed underground sewage discharge device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180102 Address after: 214000 Jiangsu province Wuxi Yanqiao Huishan Economic Development Zone, supporting the District Yan Cheung Road 35-1 Applicant after: WUXI HAORUN ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: 465300 industrial agglomeration area of Shangcheng County, Xinyang, Henan Applicant before: HENAN FUMEILAI ENVIRONMENTAL PROTECTION EQUIPMENT CO.,LTD. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170929 |
|
| RJ01 | Rejection of invention patent application after publication |