CN201206254Y - Prepressing type non-negative-pressure water-supply installation - Google Patents
Prepressing type non-negative-pressure water-supply installation Download PDFInfo
- Publication number
- CN201206254Y CN201206254Y CNU2008200209182U CN200820020918U CN201206254Y CN 201206254 Y CN201206254 Y CN 201206254Y CN U2008200209182 U CNU2008200209182 U CN U2008200209182U CN 200820020918 U CN200820020918 U CN 200820020918U CN 201206254 Y CN201206254 Y CN 201206254Y
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- negative pressure
- jar
- pipe network
- prepressing type
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Abstract
The utility model is a high-rise water supply device, and particularly relates to a pre-loading non-negative pressure water supply device. The water supply device comprises a non-negative pressure compensation tank, a pressure pump unit and an electric control cabinet, wherein the non-negative pressure compensation tank is connected with a tap water pipe network; the pressure pump unit is mounted on the pipeline between the non-negative pressure compensation tank and a user pipe network; a filter and an antifouling block valve are arranged on the pipeline which is connect the tap water pipe network and the non-negative pressure compensation tank; an exhaust valve and a blow valve are arranged on the non-negative pressure compensation tank. The water supply device is characterized in that an energy storage tank is arranged on the pipeline which connects the pressure pump unit and the user pipe network; the non-negative pressure compensation tank is a preloading non-negative pressure compensation tank; an expansion machine and a double non-negative pressure protecting device are arranged on the preloading non-negative pressure compensation tank. The utility model has the advantages of stable operation, constant pressure water supply, energy saving, automatic compensation of negative pressure, on air pollution, continuous water supply when the tap water pipe network is cut off water supply.
Description
Technical field
The utility model belongs to a kind of building water supply equipment, is specifically related to a kind of prepressing type non-negative pressure water-supply installation.
Background technology
At present in the living water use industry, non-negative pressure water-supply installation, replacement progressively the supply equipment of original millpond or water tank make-up water pump unit.Non-negative pressure water-supply installation, can with the pressurization that directly superposes of tap water pipe network, and effectively utilize the original ductwork pressure of tap water, played extraordinary energy-saving effect.Simultaneously, owing to adopted the mode of movement of sealing, effectively avoided water to contact formed secondary pollution with water tank or pond.
But still there is certain shortcoming in non-negative pressure water-supply installation in the market, and that aspirates formed negative pressure at counteracting equipment exactly, mostly producer's equipment supporting vacuum restraining device, all be compensating of adopting with air and atmosphere connection.This kind mode is because contacting of air and tap water water source still formed secondary pollution to tap water to a certain extent.
Summary of the invention
The purpose of this utility model provide a kind of stable, automatically compensate negative pressure, can not produce air pollution, the prepressing type non-negative pressure water-supply installation of sustainable water supply still when the tap water pipe network is cut off the water.
The utility model is realized by the following technical solutions:
It is a kind of prepressing type non-negative pressure water-supply installation; comprise no negative pressure compensating jar; the force (forcing) pump group; electrical control cubicles; no negative pressure compensating jar is connected with the tap water pipe network; the force (forcing) pump group is installed on the pipeline between no negative pressure compensating jar and the user's pipe network; the tap water pipe network is provided with strainer with the tank connected pipeline of no negative pressure compensating; antifouling isolating valve; no negative pressure compensating jar is provided with outlet valve; exhaust-valve; it is characterized in that the force (forcing) pump group is provided with energy storage canister with the pipeline that user's pipe network is connected; described no negative pressure compensating jar does not have the negative pressure compensating jar for prepressing type, and prepressing type does not have the negative pressure compensating jar and is provided with the flexible machine that expands; dual no negative pressure protective device.
Described dual no negative pressure protective device comprises energy-storing chamber, level pressure one way valve, pressure sensor, goes up photoelectric liquid level sensor, electromagnetic valve, needle-valve; the level pressure one way valve is positioned on the flexible machine that expands; described pressure sensor, last photoelectric liquid level sensor are positioned at the upper end that prepressing type does not have the negative pressure compensating jar; be provided with appendix between the flexible machine of energy-storing chamber and expansion; described appendix is connected with the flexible machine that expands by two branch roads; two electromagnetic valves lay respectively on above-mentioned two branch roads, and needle-valve is positioned at the intersection of above-mentioned two branch roads.
Needle-valve in the dual no negative pressure protective device of the utility model, last photoelectric liquid level sensor, pressure sensor, two electromagnetic valves all are connected with electrical control cubicles; last photoelectric liquid level sensor and an electromagnetic valve interlock; pressure sensor and the interlock of another electromagnetic valve; form the relatively independent system of two covers; every cover system can both work alone; when any one breaks down; electrical control cubicles can be sent warning; the maintenance personal can carry out maintenance, repair or replacing to it under situation about need not shut down, guaranteed stability of the present utility model, reliability and continuity to greatest extent.
Can nontoxic, the water-fast gas of preliminary filling in the energy-storing chamber of the present utility model, as helium etc.
The pipeline that prepressing type does not have between negative pressure compensating jar and the force (forcing) pump group is provided with the sterilizing equipment decontaminating apparatus interface.Can be when sanitary of water sources situation to be not up to standard, sterilizing equipment decontaminating apparatus in parallel uses, and guarantees quality of water supply safety.
In order to be checked through the working condition of equipment at any time intuitively, tap water pipe network and prepressing type do not have on the tank connected pipeline of negative pressure compensating, prepressing type does not have the negative pressure compensating jar and is provided with pressure vacuum gauge, and the pipeline that the force (forcing) pump group is connected with user's pipe network is provided with the teletransmission pressure meter.
The lower end that prepressing type does not have the negative pressure compensating jar is provided with down photoelectric liquid level sensor.
Electromagnetic valve, needle-valve, upper and lower liquid level sensor, pressure sensor, pressure vacuum gauge, teletransmission pressure meter all are connected with electrical control cubicles, can realize automation control.
The utlity model has stable, constant pressure water supply, energy-saving and cost-reducing, automatically compensate negative pressure, can not produce air pollution, the advantage of sustainable water supply still when the tap water pipe network is cut off the water.By the level pressure one way valve, last photoelectric liquid level sensor, the dual no negative pressure protective device that energy-storing chamber, pressure sensor, dual-coil electromagnetic valve combine, automatically control the stroke of the flexible machine that expands by nontoxic, the water-fast gas of the preliminary filling in the energy-storing chamber according to the predefined operating pressure value of level pressure one way valve (being tap water pipe network inlet pressure) on the flexible machine that expands, keep prepressing type not have the consistent of negative pressure compensating jar internal pressure and tap water pipe network pressure, aspirate formed negative pressure value thereby compensated because of water pump; Guarantee pot with no negative pressure continuous service, reliable and stable; Energy storage canister self can be laid in the pressure water of a constant volume, can guarantee the water supply outlet pressure of user's pipe network is cushioned and regulates, elimination changes the pressure oscillation that causes because of water, make the water supply outlet pressure of user's pipe network more stable, realize constant pressure water supply, when user's pipe network at water not or when the low discharge water is arranged, equipment only starts the pressure that energy storage canister just can be kept user's pipe network automatically, energy-saving and cost-reducing, the sterilization interface that the utility model is reserved, can be when sanitary of water sources situation to be not up to standard, sterilizing equipment decontaminating apparatus in parallel uses, and guarantees quality of water supply safety.The utility model can be widely used in the building water supply field.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 does not have the structural representation of negative pressure compensating jar for the utility model prepressing type;
Fig. 3 is the schematic top plan view at electromagnetic valve place among Fig. 2.
As shown in FIG.: 1 tap water pipe network; 2 strainers; 3 antifouling isolating valve,s; 4 pressure vacuum gauges; 5 prepressing types do not have the negative pressure compensating jar; 6 unidirectional charge valves; 7 pressure vacuum gauges; 8 times liquid level sensors; 9 energy storage canisters; 10 electrical control cubicles; 11 user's pipe networks; 12 teletransmission pressure meters; 13 force (forcing) pump groups; 14 sterilizing equipment decontaminating apparatus interfaces; 15 exhaust-valves; 16 energy-storing chambers; The flexible machine of 17 expansions; 18 outlet valves; 19 level pressure one way valves; The 20-I electromagnetic valve; The 20-II electromagnetic valve; 21 needle-valves; Liquid level sensor on 22; 23 appendixs; 24 pressure sensors.
The specific embodiment
As Fig. 1; shown in Figure 2: it is energy-storing chamber 16 that prepressing type does not have negative pressure compensating jar 5 tops; energy-storing chamber 16 is provided with unidirectional charge valve 6; prepressing type does not have negative pressure compensating jar 5 and is provided with outlet valve 18; last liquid level sensor 22; following liquid level sensor 8; flexible machine 17 expands; the flexible machine 17 that expands is provided with level pressure one way valve 19; the flexible machine 17 that expands is connected with energy-storing chamber 16 by appendix 23; appendix 23 is connected with the flexible machine 17 that expands by two branch roads; described two branch roads are provided with electromagnetic valve 20-I; electromagnetic valve 20-II; the intersection of described two branch roads is provided with needle-valve 21; above-mentioned energy-storing chamber 16; level pressure one way valve 19; electromagnetic valve 20-I; electromagnetic valve 20-II; needle-valve 21; last photoelectric liquid level sensor 22; pressure sensor 24 is formed dual no negative pressure protective device; electromagnetic valve 20-I; electromagnetic valve 20-II; needle-valve 21; last photoelectric liquid level sensor 22; pressure sensor 24 all is connected with electrical control cubicles 10; last photoelectric liquid level sensor 22 and electromagnetic valve 7-I interlock; pressure sensor 24 and electromagnetic valve 20-II interlock; form the relatively independent system of two covers; every cover system can both work alone; when any one breaks down; electrical control cubicles 10 can be sent warning, and the maintenance personal can safeguard it under situation about need not shut down; maintenance or replacing.
Tap water pipe network 1, prepressing type does not have negative pressure compensating jar 5, force (forcing) pump group 13, user's pipe network 11 connects successively, force (forcing) pump group 13 is connected with electrical control cubicles, tap water pipe network 1 and prepressing type do not have the pipeline that negative pressure compensating jar 5 is connected and are provided with strainer 2, antifouling isolating valve, 3, the pipeline that force (forcing) pump group 13 is connected with user's pipe network 11 is provided with energy storage canister 9, store a certain amount of pressure water in the energy storage canister 9, the pipeline that prepressing type does not have between negative pressure compensating jar 5 and the force (forcing) pump group 13 is provided with sterilizing equipment decontaminating apparatus interface 14, in order to be checked through the working condition of equipment at any time intuitively, tap water pipe network 1 and prepressing type do not have the pipeline that negative pressure compensating jar 5 is connected and are provided with pressure vacuum gauge 4, prepressing type does not have negative pressure compensating jar 5 and is provided with pressure vacuum gauge 7, the pipeline that force (forcing) pump group 13 is connected with user's pipe network 11 is provided with teletransmission pressure meter 12, pressure vacuum gauge 4, pressure vacuum gauge 7, teletransmission pressure meter 12 all is connected with electrical control cubicles 10.
Prepressing type does not have negative pressure compensating jar 5 and pours a certain amount of helium by unidirectional charge valve 6 in energy-storing chamber 16 earlier before use, the size that charges into helium pressure is determined according to the pressure of the tap water pipe network 1 of different user, unidirectional charge valve 6 roles are to allow helium enter energy-storing chamber 16 easily, and the helium in the energy-storing chamber 16 can not be overflowed.
When the utility model normally uses, tap water is by tap water pipe network 1, strainer 2, antifouling isolating valve, 3 enters prepressing type not to be had in the negative pressure compensating jar 5, the outlet valve 18 that this moment, prepressing type did not have negative pressure compensating jar 5 tops can be opened automatically, the eliminating prepressing type does not have the air in the negative pressure compensating jar 5, when water level reaches prepressing type and does not have in the negative pressure compensating jar 5 peak, outlet valve 18 is closed automatically, last liquid level sensor 22 feedback signals, electrical control cubicles 10 meeting instruction unpack electromagnetic valve 20-I, automatically pass through the helium of the preliminary filling in the energy-storing chamber 16 according to predefined operating pressure value on the level pressure one way valve 19 (both tap water pipe network inlet pressures), the stroke of the flexible machine 17 of control expansion, keep prepressing type not have the consistent of negative pressure compensating jar 5 internal pressures and tap water pipe network 1 pressure, thereby compensated because water pump aspirates formed negative pressure value, when electromagnetic valve 20-I opens, electrical control cubicles 10 instruction force (forcing) pump groups 13 are carried out the frequency conversion running automatically, for user's pipe network 11 supplies water, the pressure water of energy storage canister 9 by preliminary filling cushions and regulates the water supply outlet pressure of user's pipe network 11, elimination changes the pressure oscillation that causes because of water, make the water supply outlet pressure of user's pipe network 11 stable, realize constant pressure water supply.
The utility model also can pass through pressure sensor 24, according to predefined operating pressure value on the level pressure one way valve 19 (being tap water pipe network inlet pressure), opens electromagnetic valve 20-II automatically by electrical control cubicles 10 controls, realizes above-mentioned functions.
When user's pipe network 11 at water not or when the low discharge water is arranged, utilize energy storage canister 9 self can lay in the characteristic of a constant volume pressure water, other equipment need not start the pressure that just can keep user's pipe network 11 automatically, and are energy-saving and cost-reducing.
When because of having a power failure, cut off the water or overhaul of the equipments causing tap water pipe network 1 can't normal water supply the time, energy storage canister 9 can continue to provide a certain amount of urgent water for the user.
When the pressure of tap water pipe network 1 can satisfy the water of user's pipe network 11, according to the feedback signal of teletransmission pressure meter 12, electrical control cubicles 10 can instruction force (forcing) pump group 13 shut down, thereby has played good energy-saving effect.
When because abnormal cause (maintenance waits other reason as pipeline) causes when cutting off the water; prepressing type does not have negative pressure compensating jar 5 interior water levels and reaches warning line; following photoelectric liquid level sensor 8 can arrive electrical control cubicles 10 by aut sign; and then instruction force (forcing) pump group 13 stoppage protections; after water level recovers in prepressing type does not have negative pressure compensating jar 5; following photoelectric liquid level sensor 8 can arrive electrical control cubicles 10 by aut sign, and then instruction force (forcing) pump group 13 is resumed operation automatically.
When the water quality of tap water pipe network 1 does not reach when requiring, can guarantee that the water supply of user's pipe network 11 is normal by sterilizing equipment decontaminating apparatus interface 14 sterilizing equipment decontaminating apparatus of reserving in parallel.
The utility model is confined to above embodiment, and prepressing type does not have also can other nontoxic, water-fast gases of preliminary filling in the negative pressure compensating jar.
Claims (6)
1; a kind of prepressing type non-negative pressure water-supply installation; comprise no negative pressure compensating jar; the force (forcing) pump group; electrical control cubicles; no negative pressure compensating jar is connected with the tap water pipe network; the force (forcing) pump group is installed on the pipeline between no negative pressure compensating jar and the user's pipe network; the tap water pipe network is provided with strainer with the tank connected pipeline of no negative pressure compensating; antifouling isolating valve; no negative pressure compensating jar is provided with outlet valve; exhaust-valve; it is characterized in that the force (forcing) pump group is provided with energy storage canister with the pipeline that user's pipe network is connected; described no negative pressure compensating jar does not have the negative pressure compensating jar for prepressing type, and prepressing type does not have the negative pressure compensating jar and is provided with the flexible machine that expands; dual no negative pressure protective device.
2; prepressing type non-negative pressure water-supply installation according to claim 1; it is characterized in that described dual no negative pressure protective device comprises energy-storing chamber; the level pressure one way valve; pressure sensor; last photoelectric liquid level sensor; electromagnetic valve; needle-valve; the level pressure one way valve is positioned on the flexible machine that expands; described pressure sensor; last photoelectric liquid level sensor is positioned at the upper end that prepressing type does not have the negative pressure compensating jar; be provided with appendix between the flexible machine of energy-storing chamber and expansion; described appendix is connected with the flexible machine that expands by two branch roads; two electromagnetic valves lay respectively on above-mentioned two branch roads, and needle-valve is positioned at the intersection of above-mentioned two branch roads.
3, prepressing type non-negative pressure water-supply installation according to claim 1 is characterized in that the pipeline that prepressing type does not have between negative pressure compensating jar and the force (forcing) pump group is provided with the sterilizing equipment decontaminating apparatus interface.
4, prepressing type non-negative pressure water-supply installation according to claim 1, it is characterized in that tap water pipe network and prepressing type do not have on the tank connected pipeline of negative pressure compensating, prepressing type does not have the negative pressure compensating jar and is provided with pressure vacuum gauge, be respectively equipped with the teletransmission pressure meter on force (forcing) pump group and the pipeline that user's pipe network is connected.
5, prepressing type non-negative pressure water-supply installation according to claim 1 is characterized in that the lower end that prepressing type does not have a negative pressure compensating jar is provided with down photoelectric liquid level sensor.
6,, it is characterized in that electromagnetic valve, needle-valve, upper and lower liquid level sensor, pressure sensor, pressure vacuum gauge, teletransmission pressure meter all are connected with electrical control cubicles according to claim 1 or 2 or 4 or 5 described prepressing type non-negative pressure water-supply installations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200209182U CN201206254Y (en) | 2008-04-17 | 2008-04-17 | Prepressing type non-negative-pressure water-supply installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200209182U CN201206254Y (en) | 2008-04-17 | 2008-04-17 | Prepressing type non-negative-pressure water-supply installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201206254Y true CN201206254Y (en) | 2009-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200209182U Expired - Fee Related CN201206254Y (en) | 2008-04-17 | 2008-04-17 | Prepressing type non-negative-pressure water-supply installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201206254Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994333A (en) * | 2009-08-10 | 2011-03-30 | 王贵林 | Water storage pressurization system and vertical pressure-bearing water storage tank used in same |
| CN102518176A (en) * | 2011-12-20 | 2012-06-27 | 北京威派格科技发展有限公司 | Three-tank pressure-stabilizing compensation negative-pressure-free water supply equipment |
| CN108708432A (en) * | 2018-05-29 | 2018-10-26 | 马鞍山松鹤信息科技有限公司 | A kind of high service device |
| CN109138042A (en) * | 2018-09-18 | 2019-01-04 | 潍坊科技学院 | A kind of agricultural greenhouse fertilising sprinkling irrigation integrated apparatus |
-
2008
- 2008-04-17 CN CNU2008200209182U patent/CN201206254Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994333A (en) * | 2009-08-10 | 2011-03-30 | 王贵林 | Water storage pressurization system and vertical pressure-bearing water storage tank used in same |
| CN102518176A (en) * | 2011-12-20 | 2012-06-27 | 北京威派格科技发展有限公司 | Three-tank pressure-stabilizing compensation negative-pressure-free water supply equipment |
| CN108708432A (en) * | 2018-05-29 | 2018-10-26 | 马鞍山松鹤信息科技有限公司 | A kind of high service device |
| CN109138042A (en) * | 2018-09-18 | 2019-01-04 | 潍坊科技学院 | A kind of agricultural greenhouse fertilising sprinkling irrigation integrated apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090311 Termination date: 20110417 |