CN107905346A - A kind of integrated prefabricated pumping plant water-shortage protection device - Google Patents
A kind of integrated prefabricated pumping plant water-shortage protection device Download PDFInfo
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- CN107905346A CN107905346A CN201711223414.0A CN201711223414A CN107905346A CN 107905346 A CN107905346 A CN 107905346A CN 201711223414 A CN201711223414 A CN 201711223414A CN 107905346 A CN107905346 A CN 107905346A
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- China
- Prior art keywords
- fixed block
- water
- sewage pump
- submersible sewage
- pumping plant
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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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a kind of integrated prefabricated pumping plant water-shortage protection device, the water inlet pipe of the prefabricated pumping plant and the junction of submersible sewage pump are equipped with excessive low water level protection component, the both sides of the connecting pipe of the excessive low water level protection component are equipped with fixed block one and fixed block two, kickboard is slidably connected with fixed block and the convex block on shrinkage pool and fixed block in kickboard is magnetic is connected, an elastic water-separating film cloth is equipped with the shrinkage pool, elastic button is equipped between the lower face of the film cloth and shrinkage pool, the elastic button is wired to the power-on switch of submersible sewage pump, pressure sensor and the WIKA liquid level sensor is each attached on the lower face of fixed block one or fixed block two, the output terminal of pressure sensor and the WIKA liquid level sensor is connected to electrical control cabinet by water proof wire.It is in order to avoid when Electronic Protection fails, mechanical protection can play a role in time, play the role of duplicate protection to submersible sewage pump that the present invention, which sets mechanical protection and Electronic Protection,.
Description
Technical field
The present invention relates to a kind of pumping plant for conveying liquid, is specially a kind of integrated prefabricated pumping plant water-shortage protection device.
Background technology
When pumping operation, when the water in pond or well is taken out to the greatest extent, submersible sewage pump can only dally prefabricated pumping plant, this is not only unrestrained
Power-consuming energy, but also water pump damage can be easily led to because submersible sewage pump dallies heating.Existing commercial type is filled with excessive low water level protection
A kind of electron pressure switch is carried in the water pump put mostly, which is used to be detected the hydraulic pressure in submersible sewage pump,
In the case that hydraulic pressure is relatively low, pressure switch will disconnect the power supply of water pump.On the one hand this pressure switch involves great expense, result in this
Water pump of the kind with water-shortage protection device holds at high price;On the other hand, this pressure switch is fragile and cause to fail.
The content of the invention
It is an object of the invention to provide a kind of integrated prefabricated pumping plant water-shortage protection device, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical solution:A kind of integrated prefabricated pumping plant water-shortage protection device,
The prefabricated pumping plant body include pit shaft, safety grids, electrical control cabinet, staircase, water inlet pipe, outlet pipe, crush grid and
Submersible sewage pump, the top of the pit shaft are equipped with safety grids and electrical control cabinet, and the top of the pit shaft is equipped with staircase, the pit shaft
Side be equipped with water inlet pipe, the water inlet pipe is connected with crushing grid, the latent dirt for crushing grid and being arranged on pit shaft bottom
Pump connection, the submersible sewage pump are connected with outlet pipe by stainless steel tube;The junction of the water inlet pipe and submersible sewage pump is equipped with water shortage
Component is protected, the excessive low water level protection component includes kickboard, pressure sensor, WIKA liquid level sensors, elastomeric spring, connecting tube
Road, fixed block one and fixed block two, the connecting pipe are located between water inlet pipe and submersible sewage pump, the both sides of the connecting pipe
Prolong its horizontal direction equipped with fixed block one and fixed block two, on the fixed block one and fixed block two and be provided with a through hole, it is described
The both ends of kickboard with through hole on fixed block one and fixed block two with being slidably connected respectively, the one elastic bullet of middle part connection of the kickboard
Spring, the other end of the elastomeric spring are connected on the upside inner tubal wall of connecting pipe, and the kickboard bottom is equipped with two shrinkage pools,
The upper surface of the fixed block one and fixed block two is equipped with two convex blocks, and the shrinkage pool and convex block match and the shrinkage pool and convex
The surface of block is coated with magnetisable coating, and an elastic water-separating film cloth, the lower face of the film cloth and shrinkage pool are equipped with the shrinkage pool
Between be equipped with elastic button, the elastic button is wired to the power-on switch of submersible sewage pump, the pressure sensor and
WIKA liquid level sensors are each attached on the lower face of fixed block one or fixed block two, pressure sensor and the WIKA liquid level
The output terminal of sensor is connected to electrical control cabinet by water proof wire, and the energization of the electrical control cabinet control submersible sewage pump is opened
Close.
Preferably, the material that the kickboard uses is EVA.
Preferably, the submersible sewage pump, connecting pipe, fixed block one and two surface of fixed block are coated with erosion shield.
Preferably, the erosion shield surface is equipped with lines layer, the lines layer bonding covering clinkery epoxy powder bottom
Layer, is bonded cover aggregation thing adhesive intermediate layer on the clinkery epoxy powder bottom, on the polymer adhesive intermediate layer
Bonding covering nano ceramics anti-corrosion layer, the nano ceramics anti-corrosion layer bonding covering chemical adhesion wearing layer;The nanometer
Coverage enhancement wearing layer is bonded on ceramic anti-corrosion layer, the enhancing wearing layer is arranged on nano ceramics anti-corrosion layer and is glued with chemistry
Between attached wearing layer.
Preferably, the lines bed roughness is 2.5-5 μm;The polymer adhesive intermediate layer thickness for 0.01~
0.02mm;The clinkery epoxy powder bottom.
Preferably, the inner wall of the electrical control cabinet is provided with electro-insulating rubber.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention is equipped with water shortage between water inlet pipe and submersible sewage pump
Component is protected, the excessive low water level protection component is divided into mechanical protection and Electronic Protection, and the mechanical protection includes kickboard and fixed block,
Kickboard moves up and down on fixed block with height on water level, and when water level does not reach requirement, kickboard is first as water level is downward
Mobile, the shrinkage pool in kickboard is pressed on the convex block on fixed block one and fixed block two, due to being coated with magnetic between shrinkage pool and convex block
Property coating, shrinkage pool and convex block can will combine together quickly, so that convex block presses the elastic button in shrinkage pool, so as to pass through
Conducting wire disconnects the power-on switch of submersible sewage pump;The Electronic Protection is perceived by pressure sensor and WIKA liquid level sensors
Hydraulic pressure and water level in connecting pipe, monitor hydraulic pressure and water level in real time, when hydraulic pressure and water level are less than predetermined value, electrical control cabinet
The power-on switch of submersible sewage pump can be directly cut off, while it is in order to avoid when Electronic Protection fails to set mechanical protection and Electronic Protection
When, mechanical protection can play a role in time, play the role of duplicate protection to submersible sewage pump.
Brief description of the drawings
Fig. 1 is the structure diagram of the excessive low water level protection component of the present invention;
Fig. 2 is the structure diagram of the present invention;
Fig. 3 is the structure diagram of the erosion shield of the present invention.
In figure:1st, pit shaft;2nd, safety grids;3rd, electrical control cabinet;4th, staircase;5th, water inlet pipe;6th, outlet pipe;7th, lattice are crushed
Grid;8th, submersible sewage pump;9th, connecting pipe;10th, fixed block one;11st, fixed block two;12nd, kickboard;13rd, shrinkage pool;14th, convex block;15th, press
Force snesor;16th, WIKA liquid level sensors;17th, elastomeric spring;18th, elastic water-separating film cloth;19th, elastic button;20th, clinkering ring
Oxygen powder bottom;21st, polymer adhesive intermediate layer;22nd, nano ceramics anti-corrosion layer;23rd, wearing layer is strengthened;24th, chemistry is viscous
Attached wearing layer;25th, lines layer.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
- 3 are please referred to Fig.1, a kind of embodiment provided by the invention:
A kind of integrated prefabricated pumping plant water-shortage protection device, the prefabricated pumping plant body include pit shaft 1, safety grids 2, electric-controlled
Cabinet 3 processed, staircase 4, water inlet pipe 5, outlet pipe 6, crush grid 7 and submersible sewage pump 8, the top of the pit shaft 1 are equipped with safety grids 2
With electrical control cabinet 3, the top of the pit shaft 1 is equipped with staircase 4, and the side of the pit shaft 1 is equipped with water inlet pipe 5, the water inlet pipe 5
It is connected with and crushes grid 7, the crushing grid 7 is connected with being arranged on the submersible sewage pump 8 of 1 bottom of pit shaft, and the submersible sewage pump 8 is not by
Rust steel pipe connecting is connected to outlet pipe 6;The junction of the water inlet pipe 5 and submersible sewage pump 8 is equipped with excessive low water level protection component, the excessive low water level protection
Component includes kickboard 12, pressure sensor 15, WIKA liquid level sensors 16, elastomeric spring 17, connecting pipe 9, fixed block 1
And fixed block 2 11, the connecting pipe 9 are located between water inlet pipe 5 and submersible sewage pump 8, the both sides of the connecting pipe 9 are equipped with
Fixed block 1 and fixed block 2 11, prolong its horizontal direction on the fixed block 1 and fixed block 2 11 and are provided with a through hole,
The both ends of the kickboard 12 with through hole on fixed block 1 and fixed block 2 11 with being slidably connected respectively, the middle part of the kickboard 12
An elastomeric spring 17 is connected, the other end of the elastomeric spring 17 is connected on the upside inner tubal wall of connecting pipe 9, the kickboard
12 bottoms are equipped with two shrinkage pools 13, and the upper surface of the fixed block 1 and fixed block 2 11 is equipped with two convex blocks 14, described recessed
Hole 13 and convex block 14 match and the surface of the shrinkage pool 13 and convex block 14 is coated with magnetisable coating, are equipped with the shrinkage pool 13
One elastic water-separating film cloth 18, elastic button 19, the bullet are equipped between the elasticity water-separating film cloth 18 and the lower face of shrinkage pool 13
Property button 19 is wired to the power-on switch of submersible sewage pump 8, and the pressure sensor 15 and WIKA liquid level sensors 16 are equal
It is fixed on the lower face of fixed block 1 or fixed block 2 11, the pressure sensor 15 and WIKA liquid level sensors 16
Output terminal is connected to electrical control cabinet 3 by water proof wire, and the electrical control cabinet 3 controls the power-on switch of submersible sewage pump 8.
In the present embodiment, material that kickboard 12 uses is stated as EVA.One side anti-corrosion, on the other hand reduces its buoyancy, makes
Can with fixed block being combined together quickly.
In the present embodiment, the submersible sewage pump 8, connecting pipe 9, fixed block 1 and 2 11 surface of fixed block are coated with anti-
Corrosion resistant coating;The erosion shield surface is equipped with lines layer 25, the bonding of the lines layer 25 covering clinkery epoxy powder bottom
20, cover aggregation thing adhesive intermediate layer 21 is bonded on the clinkery epoxy powder bottom 20, among the polymer adhesive
Bonding covering nano ceramics anti-corrosion layer 22 on layer 21, the bonding of the nano ceramics anti-corrosion layer 22 covering chemical adhesion wearing layer
24;Coverage enhancement wearing layer 23 is bonded on the nano ceramics anti-corrosion layer 22, the enhancing wearing layer 23 is arranged on nanometer pottery
Between porcelain anti-corrosion layer 22 and chemical adhesion wearing layer 24;25 roughness of lines layer is 2.5-5 μm;The polymer gluing
21 thickness of agent intermediate layer is 0.01~0.02mm;The thickness of the clinkery epoxy powder bottom 20 is 0.1-0.5mm.Extend prefabricated
The service life of pumping plant.
In the present embodiment, the inner wall of the electrical control cabinet 3 is provided with electro-insulating rubber, prevents staff from surprisingly occurring
Get an electric shock.
The WIKA liquid level sensors that the present invention mentions refer to liquid level sensor(Static pressure liquid level meter/fluid level transmitter/liquid level
Sensor/water level sensor)It is a kind of pressure sensor for measuring liquid level.Static pressure throw-in type liquid transmitter(Liquid level gauge)It is base
In the surveyed fluid pressure principle proportional to the height of the liquid, using external advanced isolated form diffusion silicon-sensitive element or
Ceramic capacitive pressure sensitive sensor, electric signal is converted to by static pressure, then by temperature-compensating and linear amendment, changes into standard
Electric signal(Generally 4~20mA/1~5VDC).
Operation principle:The present invention is equipped with excessive low water level protection component, the excessive low water level protection group between water inlet pipe 5 and submersible sewage pump 8
Part is divided into mechanical protection and Electronic Protection, and the mechanical protection includes kickboard 12 and fixed block, kickboard 12 on fixed block with
Just moved up and down on water level, when water level does not reach requirement, kickboard 12 is recessed in kickboard first as water level moves down
Hole 13 is pressed on the convex block 14 on fixed block 1 and fixed block 2 11, due to coating the painting that is magnetic between shrinkage pool 13 and convex block 14
Layer, shrinkage pool 13 and convex block 14 can will combine together quickly, so that convex block 14 presses the elastic button 19 in shrinkage pool 13, from
And the power-on switch of submersible sewage pump 88 is disconnected by conducting wire;The Electronic Protection is to pass 16 senses by pressure sensor 15 and liquid level
Device perceives the hydraulic pressure and water level in connecting pipe 9, monitors hydraulic pressure and water level in real time, electric when hydraulic pressure and water level be less than predetermined value
Gas switch board 3 can directly cut off the power-on switch of submersible sewage pump 8, while it is in order to avoid when electricity to set mechanical protection and Electronic Protection
During sub- shielding failure, mechanical protection can play a role in time, play the role of duplicate protection to submersible sewage pump.
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It can still modify the technical solution described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacing, within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in this
Within the protection domain of invention.
Claims (6)
1. a kind of integrated prefabricated pumping plant water-shortage protection device, the prefabricated pumping plant body includes pit shaft(1), safety grids(2)、
Electrical control cabinet(3), staircase(4), water inlet pipe(5), outlet pipe(6), crush grid(7)And submersible sewage pump(8), the pit shaft
(1)Top be equipped with safety grids(2)And electrical control cabinet(3), the pit shaft(1)Top be equipped with staircase(4), the pit shaft
(1)Side be equipped with water inlet pipe(5), the water inlet pipe(5)It is connected with crushing grid(7), the crushing grid(7)With being arranged on
Pit shaft(1)The submersible sewage pump of bottom(8)Connection, the submersible sewage pump(8)Outlet pipe is connected with by stainless steel tube(6), its feature exists
In:The water inlet pipe(5)With submersible sewage pump(8)Junction be equipped with excessive low water level protection component, the excessive low water level protection component includes kickboard
(12), pressure sensor(15), WIKA liquid level sensors(16), elastomeric spring(17), connecting pipe(9), fixed block one(10)
And fixed block two(11), the connecting pipe(9)It is located at water inlet pipe(5)And submersible sewage pump(8)Between, the connecting pipe(9)
Both sides be equipped with fixed block one(10)With fixed block two(11), the fixed block one(10)With fixed block two(11)On to prolong its horizontal
Direction is provided with a through hole, the kickboard(12)Both ends with respectively with fixed block one(10)With fixed block two(11)Upper through hole is slided
Dynamic connection, the kickboard(12)Middle part connect an elastomeric spring(17), the elastomeric spring(17)The other end be connected to
Adapter road(9)Upside inner tubal wall on, the kickboard(12)Bottom is equipped with two shrinkage pools(13), the fixed block one(10)With it is solid
Determine block two(11)Upper surface be equipped with two convex blocks(14), the shrinkage pool(13)And convex block(14)Match and the shrinkage pool(13)
And convex block(14)Surface be coated with magnetisable coating, the shrinkage pool(13)Inside it is equipped with an elastic water-separating film cloth(18), the bullet
Property water-separating film cloth(18)With shrinkage pool(13)Lower face between be equipped with elastic button(19), the elastic button(19)Pass through conducting wire
It is connected to submersible sewage pump(8)Power-on switch, the pressure sensor(15)With WIKA liquid level sensors(16)It is each attached to fixation
Block one(10)Or fixed block two(11)Lower face on, the pressure sensor(15)With WIKA liquid level sensors(16)It is defeated
Outlet is connected to electrical control cabinet by water proof wire(3), the electrical control cabinet(3)Control submersible sewage pump(8)Energization open
Close.
A kind of 2. integrated prefabricated pumping plant water-shortage protection device according to claim 1, it is characterised in that:The kickboard
(12)The material used is EVA.
A kind of 3. integrated prefabricated pumping plant water-shortage protection device according to claim 1, it is characterised in that:The submersible sewage pump
(8), connecting pipe(9), fixed block one(10)With fixed block two(11)Surface is coated with erosion shield.
A kind of 4. integrated prefabricated pumping plant water-shortage protection device according to claim 3, it is characterised in that:The anticorrosion
Coating surface is equipped with lines layer(25), the lines layer(25)Bonding covering clinkery epoxy powder bottom(20), the clinkering ring
Oxygen powder bottom(20)Upper bonding cover aggregation thing adhesive intermediate layer(21), the polymer adhesive intermediate layer(21)It is upper viscous
Connect covering nano ceramics anti-corrosion layer(22), the nano ceramics anti-corrosion layer(22)Bonding covering chemical adhesion wearing layer
(24);The nano ceramics anti-corrosion layer(22)Upper bonding coverage enhancement wearing layer(23), the enhancing wearing layer(23)Set
In nano ceramics anti-corrosion layer(22)With chemical adhesion wearing layer(24)Between.
A kind of 5. integrated prefabricated pumping plant water-shortage protection device according to claim 4, it is characterised in that:The lines layer
(25)Roughness is 2.5-5 μm;The polymer adhesive intermediate layer(21)Thickness is 0.01~0.02mm;The fusion bonded epoxy
Powder bottom(20)Thickness be 0.1-0.5mm.
A kind of 6. integrated prefabricated pumping plant water-shortage protection device according to claim 4, it is characterised in that:The electric-controlled
Cabinet processed(3)Inner wall be provided with electro-insulating rubber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711223414.0A CN107905346A (en) | 2017-11-29 | 2017-11-29 | A kind of integrated prefabricated pumping plant water-shortage protection device |
Applications Claiming Priority (1)
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CN201711223414.0A CN107905346A (en) | 2017-11-29 | 2017-11-29 | A kind of integrated prefabricated pumping plant water-shortage protection device |
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CN107905346A true CN107905346A (en) | 2018-04-13 |
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ID=61849334
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CN201711223414.0A Pending CN107905346A (en) | 2017-11-29 | 2017-11-29 | A kind of integrated prefabricated pumping plant water-shortage protection device |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201461461U (en) * | 2009-06-29 | 2010-05-12 | 邹远常 | Integrated submerged pump with water shortage protective switch |
US20130319539A1 (en) * | 2012-06-05 | 2013-12-05 | Gary C. Padgett, JR. | Protective device and method of use for a lift station water level sensor |
CN204113680U (en) * | 2014-10-09 | 2015-01-21 | 赵华勇 | A kind of submersible pump water-shortage protection device |
CN205238723U (en) * | 2015-11-27 | 2016-05-18 | 杭州昊港科技有限公司 | Be used for pipeline anti -corrosion to scribble layer structure |
CN205502211U (en) * | 2016-02-29 | 2016-08-24 | 杭州杭开新能源科技股份有限公司 | Integration sewage promotes pump station with biliquid position control system |
CN206396875U (en) * | 2016-11-24 | 2017-08-11 | 新开利(上海)水务有限公司 | The prefabricated pumping plant of integral type |
-
2017
- 2017-11-29 CN CN201711223414.0A patent/CN107905346A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201461461U (en) * | 2009-06-29 | 2010-05-12 | 邹远常 | Integrated submerged pump with water shortage protective switch |
US20130319539A1 (en) * | 2012-06-05 | 2013-12-05 | Gary C. Padgett, JR. | Protective device and method of use for a lift station water level sensor |
CN204113680U (en) * | 2014-10-09 | 2015-01-21 | 赵华勇 | A kind of submersible pump water-shortage protection device |
CN205238723U (en) * | 2015-11-27 | 2016-05-18 | 杭州昊港科技有限公司 | Be used for pipeline anti -corrosion to scribble layer structure |
CN205502211U (en) * | 2016-02-29 | 2016-08-24 | 杭州杭开新能源科技股份有限公司 | Integration sewage promotes pump station with biliquid position control system |
CN206396875U (en) * | 2016-11-24 | 2017-08-11 | 新开利(上海)水务有限公司 | The prefabricated pumping plant of integral type |
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