CN203878670U - Variable-frequency and multi-constant-pressure energy-saving water supply system - Google Patents
Variable-frequency and multi-constant-pressure energy-saving water supply system Download PDFInfo
- Publication number
- CN203878670U CN203878670U CN201420274848.9U CN201420274848U CN203878670U CN 203878670 U CN203878670 U CN 203878670U CN 201420274848 U CN201420274848 U CN 201420274848U CN 203878670 U CN203878670 U CN 203878670U
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- water
- water inlet
- inlet end
- auxiliary pump
- flow
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 125
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000006641 stabilisation Effects 0.000 abstract 5
- 238000011105 stabilization Methods 0.000 abstract 5
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Classifications
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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 relates to a variable-frequency and multi-constant-pressure energy-saving water supply system. The water supply system comprises a water inlet pipe, a flow stabilization tank, water pumps, a water outlet header pipe and an air pressure tank, wherein the water inlet pipe, the flow stabilization tank, the water pumps, the water outlet header pipe and the air pressure tank are sequentially connected. The water inlet end of the water inlet pipe is connected with the water outlet end of a municipal pipe network, and the water outlet end of the water inlet pipe is connected with the water inlet end of the flow stabilization tank. The water pumps comprise three main pumps and one auxiliary pump, wherein the three main pumps and the auxiliary pump are connected between the flow stabilization tank and the water outlet header pipe in parallel, and the rated flow of the auxiliary pump is smaller than that of the main pumps. The water outlet end of the flow stabilization tank is connected with the water inlet ends of the three main pumps and the water inlet end of the auxiliary pump, and the water outlet ends of the three main pumps and the water outlet end of the auxiliary pump are connected with the water inlet end of the water outlet header pipe. The air outlet end of the air pressure tank is connected with the air inlet end of the water outlet header pipe through a first butterfly valve. A pressure transmitter, a flow transmitter and a fourth butterfly valve are sequentially arranged at the water inlet end of the water outlet header pipe, and a second pressure transmitter is arranged at the water outlet end of the water outlet header pipe. The water supply system can reduce waste of water heads and the seepage loss of a pipe network in the whole water consumption process.
Description
Technical field
The utility model relates to secondary water-supply technical field, is specifically related to the energy-saving water supply system of the many constant voltages of a kind of frequency conversion.
Background technology
At present, domestic general constant pressure water supply system has realized water supply automation, not only on duty without personnel, can also realize to a certain extent energy-saving and cost-reducing and safe and reliable water supply.But practice shows, because pipe network wastage is to increase gradually with the increase of loine pressure, existing constant pressure water supply system, in order to meet the demand of water use peak phase pressure and flow, can cause the waste of head in whole water utilizing process and the increase of pipe network wastage and energy consumption.
Utility model content
The purpose of this utility model is to provide the energy-saving water supply system of the many constant voltages of a kind of frequency conversion, and this water system can reduce the waste of head in whole water utilizing process, reduces pipe network wastage and energy consumption.
For achieving the above object, the utility model has adopted following technical scheme: the energy-saving water supply system of the many constant voltages of a kind of frequency conversion, comprises connected successively water inlet pipe, steady-flow tank, water pump, outfall sewer and air pressure tank.The water inlet end of described water inlet pipe is connected with the water side of city planting ductwork, and the water side of water inlet pipe is connected with the water inlet end of steady-flow tank.Described water pump comprises 3 main pumps and 1 the auxiliary pump being connected in parallel between steady-flow tank and outfall sewer, and the metered flow of described auxiliary pump is less than the metered flow of main pump.The water side of described steady-flow tank is connected with the water inlet end of 3 main pumps and 1 auxiliary pump respectively, and 3 described main pumps and the water side of 1 auxiliary pump are connected with the water inlet end of outfall sewer respectively.The outlet side of described air pressure tank is connected by the inlet end of the first butterfly valve and outfall sewer.Described water pump water outlet house steward place is provided with the first pressure transmitter, flow transmitter and the 4th butterfly valve successively, described user is provided with the second pressure transmitter with water end (W.E.), specifically, the second described pressure transmitter is positioned at the least significant end of pipe network, i.e. the top user's in community water inlet pipe place.
Further, on described water inlet pipe, be provided with successively stainless steel sluice valve, backflow preventer and y-type filter.
Further, the water side of described steady-flow tank is first through the second butterfly valve, then through the 3rd butterfly valve, rubber soft joint and Concentric Reducers, is connected with the water inlet end of 3 main pumps and 1 auxiliary pump successively respectively.The water side of described steady-flow tank is first through the second butterfly valve, then through the 3rd butterfly valve, rubber soft joint and Concentric Reducers, is connected with the water inlet end of 3 main pumps and 1 auxiliary pump successively respectively; 3 described main pumps and the water side of 1 auxiliary pump are connected with outfall sewer through Concentric Reducers, rubber soft joint, pressure meter, stainless steel flap valve successively.
Further, described steady-flow tank is provided with vacuum suppresser.
Advantage of the present utility model:
(1) water pump system of the present utility model comprises auxiliary pump and the air pressure tank of 3 main pumps, 1 low discharge, by 3 main pumps being designed to a dual-purpose standby form, can make each water pump alternation, avoid using for a long time same water pump to cause water pump overload and reduction of service life.In addition, by adopting auxiliary water pump and the air pressure tank of 1 low discharge, can, when the whole flow of water system is smaller, only moves auxiliary pump or carry out pressurize shutdown by air pressure tank; This not only makes water pump system configuration more reasonable, can also on the basis that guarantees water safety, reduce the energy consumption of water system.
(2) the utility model first by setting gradually the first pressure transmitter at outfall sewer place, flow transmitter is measured pressure and the flow at the mouth of a river, can guarantee that water pump is with suitable rotation speed operation.By at user's water end (W.E.), the top user's of pipe network end water inlet pipe place arranges the pressure that the second pressure transmitter is measured user side delivery port; Can be by regulating the pressure of pump outlet to guarantee the constant pressure of user side delivery port.The setting of first, second pressure transmitter and flow transmitter, can guarantee that whole water system pressure is all the time in rational equilibrium state, thereby has avoided the waste of head and the increase of pipe network wastage.
(3) the utility model, by adopting steady-flow tank and vacuum suppresser, can prevent from city planting ductwork to produce negative pressure, keeps tap water pipe network pressure balance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein:
1, stainless steel sluice valve, 2, backflow preventer, 3, y-type filter, 4, steady-flow tank, 5, vacuum suppresser, 6, air pressure tank, 7, rubber soft joint, 8, Concentric Reducers, 9, auxiliary pump, 10, pressure meter, 11, stainless steel flap valve, the 12, first pressure transmitter, the 13, the 4th butterfly valve, 14, flow transmitter, 15, the second pressure transmitter, 16, water inlet pipe, 17, outfall sewer, 18, the second butterfly valve, 19, the 3rd butterfly valve, the 20, first butterfly valve, the 21, first main pump, 22, the second main pump, the 23, the 3rd main pump.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
The energy-saving water supply system of the many constant voltages of a kind of frequency conversion as shown in Figure 1, comprises connected successively water inlet pipe 16, steady-flow tank 4, water pump, outfall sewer 17 and air pressure tank 6.The described water inlet end of water inlet pipe 16 and the water side of city planting ductwork are connected, and the water side of water inlet pipe 16 is connected with the water inlet end of steady-flow tank 4.Described water pump comprises 3 main pumps and 1 the auxiliary pump 9 being connected between steady-flow tank 4 and outfall sewer 17, and the metered flow of described auxiliary pump 9 is less than the metered flow of main pump.3 described main pumps are respectively the first main pump 21, the second main pump 22 and the 3rd main pump 23, and the metered flow of 3 described main pumps is 16m3/h, and lift is 70m.The metered flow of described auxiliary pump is 5 m3/h, and lift is 73m.
The water side of described steady-flow tank 4 is connected with the water inlet end of 3 main pumps and 1 auxiliary pump 9 respectively, and 3 described main pumps and the water side of 1 auxiliary pump 9 are connected with outfall sewer 17 respectively.The water side of described air pressure tank 6 is connected with outfall sewer 17 by the first butterfly valve 20; Described outfall sewer 17 places are provided with the first pressure transmitter 12, flow transmitter 14 and the 4th butterfly valve 13 successively, and described outfall sewer 17 is transported to top user and is provided with the second pressure transmitter 15 with water end (W.E.) place.
Further, on described water inlet pipe 16, be provided with successively stainless steel sluice valve 1, backflow preventer 2 and y-type filter 3.
Further, the water side of described steady-flow tank 4 is first through the second butterfly valve 18, then through the 3rd butterfly valve 19, rubber soft joint 7 and Concentric Reducers 8, is connected with the water inlet end of 3 main pumps and 1 auxiliary pump 9 successively respectively.3 described main pumps and the water side of 1 auxiliary pump 9 are connected with the water inlet end of outfall sewer 17 through Concentric Reducers, rubber soft joint, pressure meter 10, stainless steel flap valve 11 successively.Preferably, the first described butterfly valve, the second butterfly valve, the 3rd butterfly valve and the 4th butterfly valve are stainless steel butterfly valve.
Further, described steady-flow tank 4 is provided with vacuum suppresser 5.
Above-described embodiment is described preferred embodiment of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (4)
1. an energy-saving water supply system for the many constant voltages of frequency conversion, is characterized in that: comprise connected successively water inlet pipe (16), steady-flow tank (4), water pump, outfall sewer (17) and air pressure tank (6); The water inlet end of described water inlet pipe (16) and the water side of city planting ductwork are connected, and the water side of water inlet pipe (16) is connected with the water inlet end of steady-flow tank (4); Described water pump comprises 3 main pumps and 1 the auxiliary pump (9) being connected in parallel between steady-flow tank (4) and outfall sewer (17), and the metered flow of described auxiliary pump (9) is less than the metered flow of main pump; The water side of described steady-flow tank (4) is connected with the water inlet end of 3 main pumps and 1 auxiliary pump (9) respectively, and the water side of described 3 main pumps and 1 auxiliary pump (9) is connected with the water inlet end of outfall sewer (17) respectively; The outlet side of described air pressure tank (6) is connected with the inlet end of outfall sewer (17) by the first butterfly valve (20); The water inlet end place of described outfall sewer (17) is provided with the first pressure transmitter (12), flow transmitter (14) and the 4th butterfly valve (13) successively, and the place, water side of described outfall sewer (17) is provided with the second pressure transmitter (15).
2. the energy-saving water supply system of the many constant voltages of a kind of frequency conversion according to claim 1, is characterized in that: on described water inlet pipe (16), be provided with successively stainless steel sluice valve (1), backflow preventer (2) and y-type filter (3).
3. the energy-saving water supply system of the many constant voltages of a kind of frequency conversion according to claim 1, it is characterized in that: the water side of described steady-flow tank (4) is first through the second butterfly valve (18), then through the 3rd butterfly valve (19), rubber soft joint (7) and Concentric Reducers (8), be connected with the water inlet end of 3 main pumps and 1 auxiliary pump (9) successively respectively; The water side of described 3 main pumps and 1 auxiliary pump (9) is passed through successively Concentric Reducers, rubber soft joint, pressure meter (10), stainless steel flap valve (11) and the water inlet end of outfall sewer (17) and is connected.
4. the energy-saving water supply system of the many constant voltages of a kind of frequency conversion according to claim 1, is characterized in that: described steady-flow tank (4) is provided with vacuum suppresser (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420274848.9U CN203878670U (en) | 2014-05-27 | 2014-05-27 | Variable-frequency and multi-constant-pressure energy-saving water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420274848.9U CN203878670U (en) | 2014-05-27 | 2014-05-27 | Variable-frequency and multi-constant-pressure energy-saving water supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203878670U true CN203878670U (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420274848.9U Expired - Lifetime CN203878670U (en) | 2014-05-27 | 2014-05-27 | Variable-frequency and multi-constant-pressure energy-saving water supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203878670U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201045A (en) * | 2015-09-23 | 2015-12-30 | 安徽舜禹水务实业有限公司 | Box-type pressure-superposed variable-frequency energy-saving water supplying system |
| CN113015854A (en) * | 2019-10-18 | 2021-06-22 | 大荣动力泵株式会社 | Variable frequency booster pump system using automatic valve and operation method thereof |
| CN113187030A (en) * | 2021-05-21 | 2021-07-30 | 重庆垫江水务有限公司 | Gravity type constant pressure water supply method |
-
2014
- 2014-05-27 CN CN201420274848.9U patent/CN203878670U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201045A (en) * | 2015-09-23 | 2015-12-30 | 安徽舜禹水务实业有限公司 | Box-type pressure-superposed variable-frequency energy-saving water supplying system |
| CN113015854A (en) * | 2019-10-18 | 2021-06-22 | 大荣动力泵株式会社 | Variable frequency booster pump system using automatic valve and operation method thereof |
| CN113187030A (en) * | 2021-05-21 | 2021-07-30 | 重庆垫江水务有限公司 | Gravity type constant pressure water supply method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Jin Jiang road Shuangfeng Development Zone in Hefei City, Anhui Province, No. 32 230001 Patentee after: ANHUI SHUNYU WATER AFFAIRS Co.,Ltd. Address before: Jin Jiang road Shuangfeng Economic Development Zone Hefei city Anhui province 231131 No. 32 Patentee before: ANHUI SHUNYU WATER INDUSTRIAL Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |
Address after: 230000 No.8 Huainan North Road, Shuangfeng Economic Development Zone, Changfeng County, Hefei City, Anhui Province Patentee after: ANHUI SHUNYU WATER AFFAIRS Co.,Ltd. Address before: Jin Jiang road Shuangfeng Development Zone in Hefei City, Anhui Province, No. 32 230001 Patentee before: ANHUI SHUNYU WATER AFFAIRS Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |