CN206737039U - Non-negative-pressure variable frequency saves water work - Google Patents
Non-negative-pressure variable frequency saves water work Download PDFInfo
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- CN206737039U CN206737039U CN201720157792.2U CN201720157792U CN206737039U CN 206737039 U CN206737039 U CN 206737039U CN 201720157792 U CN201720157792 U CN 201720157792U CN 206737039 U CN206737039 U CN 206737039U
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- China
- Prior art keywords
- main pump
- pump unit
- negative
- variable frequency
- water inlet
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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 proposes a kind of non-negative-pressure variable frequency to save water work,Including a base,The steady-flow tank being installed on base,Multigroup main pump unit for being installed on base,The outlet connecting pipe road of each main pump unit is sequentially installed with 90 ° of elbows,First Wafer Check Valves,Connecting hose and the second wafer type butterfly valve,The outlet connecting pipe road of multigroup main pump unit is connected to outfall sewer jointly,Outfall sewer one end is provided with blind plate,The access connecting line of multigroup main pump unit is connected with the second Wafer Check Valves in turn,Second wafer type butterfly valve,The access connecting line of multigroup main pump unit is connected to water inlet pipe jointly,Water inlet pipe is connected to steady-flow tank,Each main pump unit is respectively equipped with a temperature sensor,Temperature sensor is connected with the signal input part of a controller,The signal output part of controller is connected with main pump unit,Bypass conduit is set up between water inlet pipe and outfall sewer,And bypass line is provided with a check-valves.The equipment investment is small, simple operation, safety and stability, energy-efficient.
Description
Technical field
It the utility model is related to a kind of non-negative-pressure variable frequency energy-conservation water work.
Background technology
Non-negative-pressure variable frequency water work is in constant pressure water supply Equipment Foundations.The new supply equipment of exploitation.
Using performance frequency converter speed regulator, advanced Control Technique of Microcomputer is equipped with, sets pressure on demand, according to the change of water consumption certainly
The rotating speed of dynamic regulation water pump, realizes energy saving water supply.
However, existing water work is present, investment is big, can not move, operates that inconvenience, fluctuation of service, energy consumption are larger etc. to ask
Topic.
Utility model content
The purpose of this utility model is to provide a kind of non-negative-pressure variable frequency energy-conservation water work, asked with solving the above-mentioned of appearance
Topic.
To achieve the above object, the utility model proposes non-negative-pressure variable frequency save water work, including a base, installation
In the steady-flow tank on base, multigroup main pump unit for being installed on base, the outlet connecting pipe road of each main pump unit is sequentially installed with
90 ° of elbows, the first Wafer Check Valves, connecting hose and the second wafer type butterfly valve, the outlet connecting pipe road of multigroup main pump unit are total to
With outfall sewer is connected to, described outfall sewer one end is provided with blind plate, and the outfall sewer one is terminated with an air pressure tank, multigroup main pump
The access connecting line of unit is connected with the second Wafer Check Valves, the second wafer type butterfly valve, multigroup main pump unit in turn
Access connecting line be connected to water inlet pipe jointly, the water inlet pipe is connected to the steady-flow tank, and each main pump unit is respectively equipped with one
Temperature sensor, the temperature sensor are connected with the signal input part of a controller, the signal output part of the controller with
The main pump unit is connected, and bypass conduit is set up between the water inlet pipe and the outfall sewer, and on the bypass line
Provided with a check-valves.
Further, in the non-negative-pressure variable frequency saves water work, set between the main pump unit and the base
Flexible cushioning device.
Further, in the non-negative-pressure variable frequency saves water work, the steady-flow tank is provided with two lifting ears.
Further, in the non-negative-pressure variable frequency saves water work, pacify between the water inlet pipe and the steady-flow tank
Equipped with water inlet manifold flange.
Further, in the non-negative-pressure variable frequency saves water work, set between the outfall sewer and the base
There is support bar.
Compared with prior art, the beneficial effects of the utility model are：The equipment investment is small, simple operation, safety and stability,
It is energy-efficient.
Brief description of the drawings
Fig. 1 is the front view that non-negative-pressure variable frequency saves water work in the embodiment of the utility model one；
Fig. 2 is the top view that non-negative-pressure variable frequency saves water work in the embodiment of the utility model one.
Embodiment
Non-negative-pressure variable frequency of the present utility model energy-conservation water work is described in more detail below in conjunction with schematic diagram,
Which show preferred embodiment of the present utility model, it should be appreciated that those skilled in the art can change described here reality
With new, and still realize advantageous effects of the present utility model.Therefore, description below is appreciated that for art technology
Personnel's is widely known, and is not intended as to limitation of the present utility model.
As shown in Figure 1 to Figure 2, the utility model proposes non-negative-pressure variable frequency save water work, including a base 8, peace
Loaded on the steady-flow tank 7 on base 8, the steady-flow tank 7 is provided with two lifting ear K, for lifting by crane steady-flow tank 7, multigroup installation
In the main pump unit 3 of base 8, it is therefore preferable to two groups or three groups of main pump units 3, for the ease of description, three are used in the present embodiment
Group main pump unit 3, the outlet connecting pipe road of each main pump unit 3 are sequentially installed with 90 ° of elbows 9, the first Wafer Check Valves 10, soft
The wafer type butterfly valve 12 of joint 11 and second, the port of export of three groups of main pump units 3 are connected to outfall sewer 2, the outfall sewer 2 jointly
One end is provided with blind plate 1, and the outfall sewer is another to be terminated with an air pressure tank 13, and the air pressure tank 13 is used to make inflow user's pipe network
Current are more steady, and the access connecting line of three groups of main pump units 3 is connected with 4, second pairs of folders of the second Wafer Check Valves in turn
Formula butterfly valve 5, the access connecting line of multigroup main pump unit 3 are connected to water inlet pipe 6 jointly, and the water inlet pipe 6 is connected to described
Steady-flow tank 7, is provided with water inlet manifold flange between the water inlet pipe 6 and the steady-flow tank 7, each main pump unit 3 with it is described
Elastic shock buffering mechanism (not shown) is provided between base 8, for reducing vibration and noise when main pump is run.
A temperature sensor (not shown), the temperature sensor and a controller are respectively equipped with each main pump unit
The signal input part of (not shown) is connected, and the signal output part of the controller is connected with the main pump unit 3, passes through temperature
The operating temperature of sensor real-time detection main pump unit 3, and by the rotating speed of controller adjustment main pump unit 3, so as to avoid leading
The operating temperature of pump unit 3 is too high and damages equipment, ensures that water system runs safer stabilization, energy-efficient.
Meanwhile in order to reduce the frequent starting of pump, reach the purpose of energy-conservation, set between water inlet pipe 6 and outfall sewer 2
Bypass conduit 14, the bypass line are provided with check-valves 15.When municipal ductwork pressure disclosure satisfy that user's water demand,
Main pump unit 3 is out of service, is directly supplied water from bypass line 14 by municipal ductwork pressure, finally plays energy-saving effect.
In addition, in the present embodiment, extension supporting bar (not shown) between the outfall sewer 2 and the base 8, by
Connecting hose 11 is provided with main pump unit 3 and the connecting line of outfall sewer 2, and the weight of outfall sewer 2 is larger, is run in equipment
When, outfall sewer 2 easily occurs rocking or vibrated, and the use of support bar can effectively improve the overall stability of equipment, make to set
Standby operation is more steady.
To sum up, in the non-negative-pressure variable frequency energy-conservation water work that the utility model embodiment provides, the equipment investment is small, behaviour
It is convenient to make, safety and stability, energy-efficient.
Preferred embodiment of the present utility model is above are only, any restrictions effect is not played to the utility model.
Any person of ordinary skill in the field, in the range of the technical solution of the utility model is not departed from, to the utility model
The technical scheme and technology contents of exposure make the variation such as any type of equivalent substitution or modification, belong to without departing from the utility model
Technical scheme content, still fall within the scope of protection of the utility model.
Claims (5)
1. non-negative-pressure variable frequency saves water work, it is characterised in that multigroup including a base, the steady-flow tank being installed on base
The main pump unit of base is installed on, the outlet connecting pipe road of each main pump unit is sequentially installed with 90 ° of elbows, the first wafer type non-return
Valve, connecting hose and the second wafer type butterfly valve, the outlet connecting pipe road of multigroup main pump unit are connected to outfall sewer, the water outlet jointly
House steward one end is provided with blind plate, and the outfall sewer is another to be terminated with an air pressure tank, the access connecting line of multigroup main pump unit according to
Secondary to be connected with the second Wafer Check Valves, the second wafer type butterfly valve, the access connecting line of multigroup main pump unit connects jointly
In water inlet pipe, the water inlet pipe is connected to the steady-flow tank, and each main pump unit is respectively equipped with a temperature sensor, and the temperature passes
Sensor is connected with the signal input part of a controller, and the signal output part of the controller is connected with the main pump unit, described
Bypass conduit is set up between water inlet pipe and the outfall sewer, and the bypass line is provided with a check-valves.
2. non-negative-pressure variable frequency according to claim 1 saves water work, it is characterised in that the main pump unit with it is described
Elastic cushioning device is provided between base.
3. non-negative-pressure variable frequency according to claim 1 saves water work, it is characterised in that the steady-flow tank is provided with two
Individual lifting ear.
4. non-negative-pressure variable frequency according to claim 1 saves water work, it is characterised in that the water inlet pipe with it is described steady
Water inlet manifold flange is installed between stream tank.
5. non-negative-pressure variable frequency according to claim 1 saves water work, it is characterised in that the outfall sewer with it is described
Support bar is provided between base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720157792.2U CN206737039U (en) | 2017-02-21 | 2017-02-21 | Non-negative-pressure variable frequency saves water work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720157792.2U CN206737039U (en) | 2017-02-21 | 2017-02-21 | Non-negative-pressure variable frequency saves water work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206737039U true CN206737039U (en) | 2017-12-12 |
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ID=60557221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720157792.2U Active CN206737039U (en) | 2017-02-21 | 2017-02-21 | Non-negative-pressure variable frequency saves water work |
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| Country | Link |
|---|---|
| CN (1) | CN206737039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173021A (en) * | 2019-06-17 | 2019-08-27 | 上海威派格智慧水务股份有限公司 | A kind of frequency conversion pressurization dedicated pressurization energy storage equipment of supply equipment |
-
2017
- 2017-02-21 CN CN201720157792.2U patent/CN206737039U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173021A (en) * | 2019-06-17 | 2019-08-27 | 上海威派格智慧水务股份有限公司 | A kind of frequency conversion pressurization dedicated pressurization energy storage equipment of supply equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201600 building a, 899 Yuegong Road, Jinshan District, Shanghai Patentee after: Shanghai Chiquan Technology (Group) Co.,Ltd. Address before: 201600 building a, 899 Yuegong Road, Jinshan District, Shanghai Patentee before: SHANGHAI CHIQUAN PUMP VALVE (Group) Co.,Ltd. |