CN203008044U - Novel no-negative pressure water supply device - Google Patents
Novel no-negative pressure water supply device Download PDFInfo
- Publication number
- CN203008044U CN203008044U CN2012207112254U CN201220711225U CN203008044U CN 203008044 U CN203008044 U CN 203008044U CN 2012207112254 U CN2012207112254 U CN 2012207112254U CN 201220711225 U CN201220711225 U CN 201220711225U CN 203008044 U CN203008044 U CN 203008044U
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- Prior art keywords
- water
- negative pressure
- chamber
- pressure control
- water supply
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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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model provides a novel no-negative pressure water supply device. The device comprises a flow stabilizing tank and a frequency conversion controlling cabin, wherein a water inlet pipe, a water outlet pipe, a vacuum breaker and a first sluicing device are arranged on the flow stabilizing tank, the water inlet pipe is connected to a filter, the other end of the filter is connected to a valve and a first pressure control device, the other end of the water outlet pipe is connected to a water pump, the other end of the water pump is connected to an anti-backflow device, the anti-backflow device is connected to a backflow alarm, the other end of the anti-backflow device is respectively connected to a pressure tank and a second pressure control device and the vacuum breaker, the first sluicing device, the first pressure control device, the water pump, the backflow alarm and the second pressure control device are connected to the frequency conversion controlling cabin. The device has the advantages that no negative pressure generates, the water is supplied directly or in a stack mode through a city water supply pipe net, the device is energy-saving and environment-friendly and has the anti-backflow function, the water supplying pressure of the city water supply pipe net is utilized and the energy-saving effect is good.
Description
Technical field
The utility model relates to a kind of supply equipment, especially relates to a kind of novel non-negative pressure water supply equipment.
Background technology
Along with the progress of sociometric technique, the water quality standard of the required water of people also progressively improves, and in existing technology, is generally to utilize supply equipment that the water of municipal network water supply is fed to every household; The water source from municipal network water supply out after, itself carry certain hydraulic pressure, supply equipment is in the process that supplies water, can utilize the hydraulic pressure of water source self band, present supply equipment does not have cutting function, need to solve the backwater backward flow problem at the import configuration backflow preventer of equipment, but the drag losses of backflow preventer is generally more than 7m, the pressure of the available water of supply equipment is just very limited like this, wastes energy; Present supply equipment may produce negative pressure, and directly has influence on the safety of city planting ductwork; The water tank of supply equipment is totally enclosed container at present, and inner the inside of accumulating over a long period like this will deposit some incrustation scales and foreign material without filter, and these things can directly affect water supply quality.
The utility model content
Problem to be solved in the utility model be to provide a kind of simple in structure, without a kind of novel non-negative pressure water supply equipment of negative pressure, energy-conserving and environment-protective, especially be fit to the water of city planting ductwork is supplied to urban cells.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of novel non-negative pressure water supply equipment comprises steady-flow tank, frequency-conversion control cabinet; Described steady-flow tank is provided with water inlet pipe and outlet pipe, and the upper end of described steady-flow tank is provided with vacuum brake, and the lower end of described steady-flow tank is provided with the first water draw-off; Be connected with strainer on described water inlet pipe, the other end of described strainer is connected with valve and the first pressure control device; The other end of described outlet pipe is connected with water pump, and the other end of described water pump is connected with anti-backflow device, is connected with the refluence alarm on described anti-backflow device, and the other end of described anti-backflow device is connected with respectively air pressure tank and the second pressure control device; Described vacuum brake, the first water draw-off, the first pressure control device, water pump, refluence alarm, the second pressure control device all are connected with described frequency-conversion control cabinet.
Further, be provided with level pressure chamber, current stabilization chamber, negative pressure control chamber in described steady-flow tank; Described current stabilization is provided with the level sensor that is connected with described frequency-conversion control cabinet in the chamber, and the inwall in described current stabilization chamber is elastic wall, and it is located in described level pressure chamber, and described level pressure is air in the chamber, and described level pressure chamber is located in described negative pressure control chamber; Described water inlet pipe and described negative pressure control chamber and current stabilization chamber are connected, and described vacuum brake is connected with described negative pressure control chamber.
Because the inwall in described current stabilization chamber is elastic wall, therefore, it can along with the size of the pressure of the water in it is stretched and diastole, keep the constant pressure of water.
Further, be provided with photocatalyst coating in described vacuum brake, after can avoiding air to enter vacuum brake, the water in steady-flow tank polluted.
Photocatalyst is a kind of nano level metal oxide materials (titanium dioxide is more commonly used), and it coats substrate surface, under the effect of light, produces strong catalytic degradation function: toxic and harmful in the air of effectively degrading; Can effectively kill various bacteria, and the toxin that bacterium or fungi can be discharged decomposes and harmless treatment; Also possess simultaneously the functions such as deodorizing, anti-soil.
Further, be provided with the chlorination equipment that is connected with described frequency-conversion control cabinet between described outlet pipe and described water pump, described chlorination equipment is provided with the second water draw-off.
Further, described water pump is several, and several described water pumps are in parallel.
Further, described water pump is three.
Advantage and the good effect that the utlity model has are: owing to adopting technique scheme, the utility model can directly be connected with municipal network water supply, and itself does not produce negative pressure, municipal network water supply is not had side effects, usually can replace reservoir under, the pressure that can take full advantage of municipal network water supply directly supplies water or laminates water supply, has avoided the waste of secondary pollution and the energy; Have the function of anti counter-flowing, and be provided with the refluence alarm, can farthest utilize the pressure of supply water of municipal network water supply, carry out non-negative pressure method of water supply, energy-saving effect is remarkable; Have the advantages such as simple in structure, easy for installation, energy-conserving and environment-protective, long service life.
Description of drawings
Fig. 1 is operating principle structural representation of the present utility model.
In figure:
1, steady-flow tank 2, frequency-conversion control cabinet 3, water inlet pipe
4, outlet pipe 5, vacuum brake 6, the first water draw-off
7, the second pressure control device 8, the first pressure control device 9, strainer
10, refluence alarm 11, water pump 12, level pressure chamber
13, current stabilization chamber 14, negative pressure control chamber 15, chlorination equipment
16, the second water draw-off 17, anti-backflow device 18, air pressure tank
19, level sensor
The specific embodiment
As shown in Figure 1, a kind of novel non-negative pressure water supply equipment of the utility model comprises steady-flow tank 1, frequency-conversion control cabinet 2; Described steady-flow tank 1 is provided with water inlet pipe 3 and outlet pipe 4, and the upper end of described steady-flow tank 1 is provided with vacuum brake 5, and the lower end of described steady-flow tank 1 is provided with the first water draw-off 6; Be connected with strainer 9 on described water inlet pipe 3, the other end of described strainer 9 is connected with valve and the first pressure control device 8; The other end of described outlet pipe 4 is connected with water pump 11, the other end of described water pump 11 is connected with anti-backflow device 17, be connected with refluence alarm 10 on described anti-backflow device 17, the other end of described anti-backflow device 17 is connected with respectively air pressure tank 18 and the second pressure control device 7; Described vacuum brake 5, the first water draw-off 6, the first pressure control device 8, water pump 11, refluence alarm 10, the second pressure control device 7 all are connected with described frequency-conversion control cabinet 2.
Preferably, be provided with level pressure chamber 12, current stabilization chamber 13, negative pressure control chamber 14 in described steady-flow tank 1; Be provided with the level sensor 19 that is connected with described frequency-conversion control cabinet 2 in described current stabilization chamber 13, the inwall in described current stabilization chamber 13 is elastic wall, and it is located in described level pressure chamber 12, is air in described level pressure chamber 12, and described level pressure chamber 12 is located in described negative pressure control chamber 14; Described water inlet pipe 3 and described negative pressure control chamber 14 and current stabilization chamber 13 are connected, and described vacuum brake 5 is connected with described negative pressure control chamber 14.
Because the inwall in described current stabilization chamber 13 is elastic wall, therefore, it can along with the size of the pressure of the water in it is stretched and diastole, keep the constant pressure of water.
Preferably, be provided with photocatalyst coating in described vacuum brake 5, after can avoiding air to enter vacuum brake 5, the water in steady-flow tank 1 polluted.
Preferably, be provided with the chlorination equipment 15 that is connected with described frequency-conversion control cabinet 2 between described outlet pipe 4 and described water pump 11, described chlorination equipment 15 is provided with the second water draw-off 16.
Preferably, described water pump 11 is several, and several described water pump 11 parallel connections.
Preferably, described water pump 11 is three.
the course of work of this example: in use, water inlet pipe 3 of the present utility model directly is connected with municipal network water supply, the pipeline that is connected with the second pressure control device 7 simultaneously is connected with the user, after water is full of water with the current stabilization chamber 13 of steady-flow tank 1, after water first carries out disinfection through chlorination equipment 15, supply water to the user by water pump 11, water pump 11 initial operating stages, the unbalance of inflow and water yield can appear, in this case, vacuum brake 5 on steady-flow tank 1 is opened under the control of frequency-conversion control cabinet 2, air will enter negative pressure control chamber 14 and the current stabilization chamber 13 of steady-flow tank 1, can avoid the interior generation negative pressure of steady-flow tank 1, thereby the operation that makes equipment does not cause the fluctuation of municipal network water supply pressure, during water pump 11 operation, the first pressure control device 8 and the second pressure control device 7 are controlled by frequency-conversion control cabinet 2, and then control the pressure of supply water of whole equipment, guarantee constant pressure water supply, when a water pump 11 can not meet the demands, three water pumps 11 move simultaneously, when municipal network water supply is cut off the water, cause the liquid level in steady-flow tank 1 constantly to descend, level sensor 19 with signal feedback to frequency-conversion control cabinet 2, water pump 11 stops automatically, with protection water pump 11 units, when system water had backflow, refluence alarm 10 was reported to the police, and sluice by the second water draw-off 16, avoid backwater to flow backwards and caused the possibility of secondary pollution.
Above an embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to be used to limiting practical range of the present utility model.All equalizations of doing according to the utility model application range change and improve etc., within all should still belonging to patent covering scope of the present utility model.
Claims (6)
1. a novel non-negative pressure water supply equipment, is characterized in that: comprise steady-flow tank, frequency-conversion control cabinet; Described steady-flow tank is provided with water inlet pipe and outlet pipe, and the upper end of described steady-flow tank is provided with vacuum brake, and the lower end of described steady-flow tank is provided with the first water draw-off; Be connected with strainer on described water inlet pipe, the other end of described strainer is connected with valve and the first pressure control device; The other end of described outlet pipe is connected with water pump, and the other end of described water pump is connected with anti-backflow device, is connected with the refluence alarm on described anti-backflow device, and the other end of described anti-backflow device is connected with respectively air pressure tank and the second pressure control device; Described vacuum brake, the first water draw-off, the first pressure control device, water pump, refluence alarm, the second pressure control device all are connected with described frequency-conversion control cabinet.
2. novel non-negative pressure water supply equipment according to claim 1 is characterized in that: be provided with level pressure chamber, current stabilization chamber, negative pressure control chamber in described steady-flow tank; Described current stabilization is provided with the level sensor that is connected with described frequency-conversion control cabinet in the chamber, and the inwall in described current stabilization chamber is elastic wall, and it is located in described level pressure chamber, and described level pressure is air in the chamber, and described level pressure chamber is located in described negative pressure control chamber; Described water inlet pipe and described negative pressure control chamber and current stabilization chamber are connected, and described vacuum brake is connected with described negative pressure control chamber.
3. the described novel non-negative pressure water supply equipment of any one according to claim 1 and 2, is characterized in that: be provided with photocatalyst coating in described vacuum brake.
4. novel non-negative pressure water supply equipment according to claim 1, it is characterized in that: be provided with the chlorination equipment that is connected with described frequency-conversion control cabinet between described outlet pipe and described water pump, described chlorination equipment is provided with the second water draw-off.
5. according to claim 1 or 4 described novel non-negative pressure water supply equipments of any one is characterized in that: described water pump is several, and several described water pumps are in parallel.
6. novel non-negative pressure water supply equipment according to claim 5, it is characterized in that: described water pump is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207112254U CN203008044U (en) | 2012-12-20 | 2012-12-20 | Novel no-negative pressure water supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207112254U CN203008044U (en) | 2012-12-20 | 2012-12-20 | Novel no-negative pressure water supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203008044U true CN203008044U (en) | 2013-06-19 |
Family
ID=48599653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207112254U Expired - Fee Related CN203008044U (en) | 2012-12-20 | 2012-12-20 | Novel no-negative pressure water supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203008044U (en) |
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2012
- 2012-12-20 CN CN2012207112254U patent/CN203008044U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130619 Termination date: 20181220 |