CN203412044U - Pneumatic water supply unit - Google Patents
Pneumatic water supply unit Download PDFInfo
- Publication number
- CN203412044U CN203412044U CN201320450269.0U CN201320450269U CN203412044U CN 203412044 U CN203412044 U CN 203412044U CN 201320450269 U CN201320450269 U CN 201320450269U CN 203412044 U CN203412044 U CN 203412044U
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- Prior art keywords
- water
- water supply
- pressure
- valve
- pipe network
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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 discloses a pneumatic water supply unit. A water outlet main pipe (1) is arranged above a base (8); a water outlet (3) is formed in one end of the water outlet main pipe (1); the other end of the water outlet main pipe (1) is connected with a pressure tank (10) through an automatic pressure stabilizing valve (9); the lower part of the water outlet main pipe (1) is connected in parallel with a water supply pipeline through at least two pipelines; a butterfly valve (4) and a water supply pump (7) are respectively connected to the pipelines which are connected in parallel; a water supply valve (11) is arranged at the bottom of the pressure tank (10). The pressure of a tap water pipe network can be fully utilized, direct pressure-superposed water supply without negative pressure is realized, the tap water pipe network cannot be secondarily polluted, equipment investment is greatly saved, and a construction period is shortened. The pneumatic water supply unit is applicable to all kinds of water supply engineering needing to increase water pressure and to keep water pressure flow constant, and is particularly applicable to a water supply system needing to be pressurized owing to instable water supply of a municipal pipe network or water consuming points positioned at the tail end of the municipal pipe network. The water supply safety and the environmental protection are ensured, and no negative pressure is generated to the municipal pipe network.
Description
Technical field
The utility model relates to supply equipment systems technology, especially pneumatic water supply unit.
Background technology
Traditional way of supplying water be unable to do without reservoir, and the water in reservoir generally has tap water pipe network to supply with, and like this, has the water of pressure to enter pressure disappearance behind pond, causes mass energy waste.Pneumatic installation water supply is a kind of common supercharging pressure stabilizing device, utilizes compressed-air actuated pressure in vapor tight tank to change, and regulates and the force feed water yield, mainly plays supercharging and the water yield and regulate in water supply system.Pneumatic installation water supply comprises auto-pneumatic cylinder, stabilized pressure pump and some annexes.By auto-pneumatic cylinder working forms, be divided into gas compensating type, capsule-type XQB, by whether being provided with Fire Fighting Pumps, be divided into the common XQB that is provided with Fire Fighting Pumps and the emergent XQB of not establishing Fire Fighting Pumps.
Pneumatic installation water supply is a kind of equipment that bears water in water works engineering, claims again pressure water supply prize to post, non-tower water feeder, low energy device etc.It has concurrently and boosts, conditioning, water storage, water supply, accumulation of energy and be crafted the function of water pump start and stop.The airtight appearance of system's use alliance---Pneumatic water plinth, is entered hydraulic pressure in tank by water pump, then uses the function of receiving and swelling of pressing of the interior stored-gas of victory, and the hydraulic pressure that sour A1 is stored is sent into water distributing network, and satisfaction water spot hydraulic pressure, the equipment of water demand.Constantly all can be initiatively at pump operation or non-running, join supplies water to the system that bears water, and has the function with water tower and high price water tank equality.
The strong point of pneumatic installation water supply is: flexibility is large, and floor space is little, and installation site is unfettered, be convenient to hidden, and safeguard, operation is all very convenient.A complete set of equipment all can be at plant produced on-site consolidation then.Duration is short.Civil engineering costs is low.But, its defect is: conditioning volume is little, conventionally opsonic water minimum only accounts for the 20%-3O% of total measurement (volume), and again because belonging to pressure vessel, so it is more to consume steel, pressure swing type pressure water supply equipment pressure of supply water changes larger, the power consumption of equipment is larger, evenly power is low, thus with the system comparison of establishing water tank, water pump, increased power consumption.
Utility model content
The purpose of this utility model is to provide pneumatic water supply unit, overcomes the above problems, and can, without negative pressure in the situation that, realize the feedwater of increasing hydraulic pressure, constant water pressure flow.
The purpose of this utility model realizes by following technical measures: outfall sewer is installed in base top, there is delivery port outfall sewer one end, the outfall sewer other end is by automatic pressure stabilizing valve Bonding pressure tank, below outfall sewer by least two pipelines water supply line that is connected in parallel, and be connected with respectively butterfly valve and supply-water pump on these pipelines in parallel, in pressurized tank bottom, feed water valve is installed.
Especially, on outfall sewer, distance-transmission pressure gauge is installed.
Especially, on the pipeline in parallel of outfall sewer access, by connecting hose, be connected supply-water pump with flap valve respectively.
The beneficial effects of the utility model are: can make full use of tap water pipe network pressure and not produce negative pressure and directly laminate water supply, to tap water pipe network non-secondary pollution, significantly save equipment investment and shorten the construction period, be applicable to the water works engineering that all need to increase hydraulic pressure, constant water pressure flow, being particularly suitable for city planting ductwork supplies water unstable or water point for city planting ductwork end, the water system that needs supercharging, guarantees water supply security and environmental protection, can not produce negative pressure to city planting ductwork.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
Reference numeral comprises: outfall sewer 1, distance-transmission pressure gauge 2, delivery port 3, butterfly valve 4, connecting hose 5, flap valve 6, supply-water pump 7, base 8, automatic pressure stabilizing valve 9, pressurized tank 10, feed water valve 11.
The specific embodiment
The utility model carries out optimum design of structuresprogram and is, makes full use of tap water pipe network pressure and do not produce negative pressure directly to laminate water supply.
Realizing device of the present utility model comprises: outfall sewer 1, distance-transmission pressure gauge 2, delivery port 3, butterfly valve 4, supply-water pump 7, base 8, automatic pressure stabilizing valve 9, pressurized tank 10, feed water valve 11.
Below in conjunction with drawings and Examples, further illustrate.
Embodiment 1: as shown in Figure 1, outfall sewer 1 is installed in base 8 tops, there is delivery port 3 outfall sewer 1 one end, outfall sewer 1 other end is by automatic pressure stabilizing valve 9 Bonding pressure tanks 10, below outfall sewer 1 by least two pipelines water supply line that is connected in parallel, and on these pipelines in parallel, be connected with respectively butterfly valve 4 and supply-water pump 7, in pressurized tank 10 bottoms, feed water valve 11 is installed.
In aforementioned, distance-transmission pressure gauge 2 is installed on outfall sewer 1.
In aforementioned, base 8 is public channel-section steel base.
In aforementioned, on the pipeline in parallel of outfall sewer 1 access, by connecting hose 5, be connected supply-water pump 7 with flap valve 6 respectively.
In the utility model embodiment, range of flow 0-1000M
3/ H, pressure limit 1-2.5Mpa, power ratio control≤315KW, pressure precision≤0.01Mpa, relative humidity≤90%, power supply 380V, 50Hz, steady flow compensation 0.05M
3/ H-30M
3/ H.
The utility model, does not produce at tap water pipe network under the prerequisite of negative pressure and realizes the constant of discharge pressure, carries out the equipment of high building secondary booster water supply.Control system is monitored municipal ductwork pressure constantly, make equipment operation make full use of the original pressure of city planting ductwork, when user's ductwork pressure is during lower than required setting pressure, when user's ductwork pressure is during lower than required setting pressure, control system is automatically controlled frequency converter and is started, the operation of frequency converter soft start, until user's ductwork pressure rises to required pressure, otherwise reduce frequency converter frequency, when frequency converter reaches sleep frequency, through time delay after one minute, variable frequency pump enters resting state, when pressure wakes pressure up lower than setting, frequency converter wakes variable frequency pump automatically up, equipment continues to put into operation.Equipment initial operating stage, municipal water sources enters the current stabilization chamber of steady flow compensator, avoid current when entering steady flow compensator, to produce bubble, and the damage that the water pump causing produces because of cavitation, then through precompressed counter balance pocket, enter water pump, water pump brings into operation, thereby make from the hydraulic pressure of pipe network more stable, make water pump operation keep state more stably, when city planting ductwork water supply flow can meet water pump feedwater flow, main pump is according to user's water supply volume, automatically regulate feedwater flow, when a pump can meet the demands, working barrel converting operation, when a pump can not meet the demands, another pump automatic frequency-conversion drops into, now before pump, there is tap water pipe network pressure of supply water, formation laminates water supply, the recruitment of minimizing equipment, thereby save a large amount of electric energy, during peak water, when the output of city planting ductwork can not meet water pump confluent, detection of negative pressure system feedback is controlled to microcomputer, now the vacuum cancellation element in steady flow compensator coordinates the anti-negative pressure device of steady flow compensator import to start working, thereby make tap water pipe network not produce negative pressure, guarantee that user supplies water, when night is during unmanned water, equipment quits work automatically, both extended the application life of equipment, energy-conserving and environment-protective again.
The utility model, saves occupation area of equipment, without building reservoir and water tank, save construction investment, utilize tap water pipe network pressure, stabilization of equipment performance is high, the life-span is long, adopts variable-frequency control technique, soft soft stop of water pump, save labour cost, whole day unmanned, fully automatic operation, totally-enclosed conduit running, has avoided race, has emitted, has oozed, the water resource such as leakage run off.
The application of the utility model embodiment, first tap water enters steady-flow tank and starts energy storage, when intake pressure meets start pressure condition, switch board is according to the intake pressure that collects, liquid level signal, automatically open water pump, according to the variation of delivery port pressure, automatically regulate the rotating speed of Frequency Converter Control water pump, thereby realize constant pressure water supply.Before equipment operation, setting water pressure, while normally moving, controller gathers water outlet actual pressure and setting pressure comparison, as actual pressure reduces frequency converter frequency higher than setting pressure, on the contrary the frequency converter frequency that raises; Frequency converter frequency determines the rotating speed of water pump, and determines water pump water supply capacity, by controlling frequency converter frequency, realizes and controls pump rotary speed, also just determines the water supply capacity of water pump, and realizes constant pressure water supply.
Claims (3)
1. pneumatic water supply unit, comprise outfall sewer (1), distance-transmission pressure gauge (2), delivery port (3), butterfly valve (4), supply-water pump (7), base (8), automatic pressure stabilizing valve (9), pressurized tank (10) and feed water valve (11), it is characterized in that: outfall sewer (1) is installed in base (8) top, there is delivery port (3) outfall sewer (1) one end, outfall sewer (1) other end is by automatic pressure stabilizing valve (9) Bonding pressure tank (10), in outfall sewer (1) below by least two pipelines water supply line that is connected in parallel, and on these pipelines in parallel, be connected with respectively butterfly valve (4) and supply-water pump (7), in pressurized tank (10) bottom, feed water valve (11) is installed.
2. pneumatic water supply unit as claimed in claim 1, is characterized in that, the upper distance-transmission pressure gauge (2) of installing of outfall sewer (1).
3. pneumatic water supply unit as claimed in claim 1, is characterized in that, on the pipeline in parallel of outfall sewer (1) access, is connected supply-water pump (7) respectively by connecting hose (5) with flap valve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320450269.0U CN203412044U (en) | 2013-07-26 | 2013-07-26 | Pneumatic water supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320450269.0U CN203412044U (en) | 2013-07-26 | 2013-07-26 | Pneumatic water supply unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203412044U true CN203412044U (en) | 2014-01-29 |
Family
ID=49974941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320450269.0U Expired - Lifetime CN203412044U (en) | 2013-07-26 | 2013-07-26 | Pneumatic water supply unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203412044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421524A (en) * | 2015-11-30 | 2016-03-23 | 江苏海祥环保工程有限公司 | Greening water-supply frequency conversion device |
-
2013
- 2013-07-26 CN CN201320450269.0U patent/CN203412044U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421524A (en) * | 2015-11-30 | 2016-03-23 | 江苏海祥环保工程有限公司 | Greening water-supply frequency conversion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140129 |