CN206956842U - Secondary water-supply control device - Google Patents
Secondary water-supply control device Download PDFInfo
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- CN206956842U CN206956842U CN201720726251.7U CN201720726251U CN206956842U CN 206956842 U CN206956842 U CN 206956842U CN 201720726251 U CN201720726251 U CN 201720726251U CN 206956842 U CN206956842 U CN 206956842U
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- water
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- flow tank
- supply
- delivery port
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Abstract
The utility model discloses secondary water-supply control device, including steady-flow tank, control cabinet, source water water level inductive switch, water outlet electro connecting pressure gauge and discharge pressure sensing instrument, the switch board body is located on the left of steady-flow tank, the source water water level inductive switch is fixed on the water inlet of steady-flow tank right side wall, water outlet electro connecting pressure gauge and discharge pressure the sensing instrument is fixed on the water outlet of steady-flow tank, water inlet is provided with below the steady-flow tank right side wall, delivery port is provided with the top of the steady-flow tank, frequency converter is provided with the switch board body, control unit and man-machine interface, described control unit includes microcomputer controller and display screen, described control unit is electrically connected with frequency converter and man-machine interface.By using the pressure of control unit control secondary water-supply, on startup, pressure rising is very slow, and pipe network will not be impacted, while also assures that the stability of output pressure, makes secondary water-supply control system more perfect, more economically for water pump.
Description
Technical field
It the utility model is related to hydrotechny field, specially secondary water-supply control device.
Background technology
Secondary water-supply refers to supply water city public water supply or self-built facility through storing, pressurizeing, and user is supplied again by pipeline
Or personal form, therefore, secondary water-supply is the unique selection mode of high-floor feedwater.Whether secondary water-supply facility is built by regulation
If, design and build quality be directly connected to secondary water-supply water quality, hydraulic pressure and water supply security, with people's normal table
Live closely related.
At present general of secondary water-supply equipment using an one pump control system of invariable pressure of frequency, with the synchronized dispatch control system of frequency,
They all have many advantages, such as stable soft start and soft stop, pressure of supply water, using electricity wisely, improve the reliable of secondary water-supply equipment
Property, better ensure that the water safety of user, but when system starts or differed greatly when goal pressure and actual pressure firm
In the case of, the phenomenon that a pressure is leapt high occurs in water supply network, while build-up of pressure fluctuates, and pressure is leapt high in i.e. PID control
Over control.
Utility model content
The purpose of this utility model is to provide secondary water-supply control device, by using control unit control secondary water-supply
Pressure, water pump on startup, pressure rise it is very slow, pipe network will not be impacted, while also assures that output pressure
Stability, make secondary water-supply control system more perfect, more economically.
To achieve the above object, the utility model provides following technical scheme：Secondary water-supply control device, including current stabilization
Tank, control cabinet, source water water level inductive switch, water outlet electro connecting pressure gauge and discharge pressure sensing instrument, the control cabinet
On the left of the steady-flow tank, the source water water level inductive switch is fixed on the water inlet of steady-flow tank right side wall, it is described go out water power connect
Point pressure table and discharge pressure sensing instrument are fixed on the water outlet of steady-flow tank, and water inlet is provided with below the steady-flow tank right side wall
Mouthful, delivery port is provided with the top of the steady-flow tank, frequency converter, control unit and man-machine interface are provided with the switch board body, it is described
Control unit includes microcomputer controller and display screen, and described control unit is electrically connected with frequency converter and man-machine interface.
Preferably, the steady-flow tank top is provided with supply-water pump, and the supply-water pump is fixedly connected by bolt with steady-flow tank, institute
The delivery port for stating supply-water pump and steady-flow tank is connected by water pipe, and the supply-water pump top is provided with delivery port, and the delivery port is with supplying
Waterpipe is fixedly connected.
Preferably, the water outlet is provided with check valve, and the water outlet electro connecting pressure gauge is fixed on the left of delivery port, institute
State the right side that discharge pressure sensing instrument is fixed on delivery port.
Preferably, the frequency converter is electrically connected with supply-water pump, water outlet electro connecting pressure gauge and the discharge pressure sensing
Instrument is electrically connected with microcomputer controller by wire, and the microcomputer controller is electrically connected with frequency converter, the source water
Water level inductive switch is electrically connected with microcomputer controller.
Preferably, the man-machine interface is provided with controlling switch in the top of control cabinet, the man-machine interface.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model controls the pressure of secondary water-supply by using control unit, and on startup, pressure rises water pump
Very slowly, pipe network will not be impacted, while also assures that the stability of output pressure, make secondary water-supply control system more
It is perfect, more economically.
2nd, the utility model senses instrument by using microcomputer controller to water outlet electro connecting pressure gauge and discharge pressure
Data analysis is carried out, the pressure of supply water of automatic controlling water supplying pump, pressure overshoot and pressure oscillation is effectively solved, reaches more excellent
Control effect.
Brief description of the drawings
Fig. 1 is the utility model secondary water-supply controling device structure diagram；
Fig. 2 is that the utility model controls cabinet schematic cross-sectional view；
In figure：1- steady-flow tanks, 11- supply-water pumps, 12- bolts, 2- control cabinets, 21- frequency converters, 22- control units, 221-
Microcomputer controller, 222- display screens, 23- man-machine interfaces, 231- controls are opened, and 3- sources water water level inductive switch, 4- goes out water power
Contact pressure table, 5- discharge pressures sensing instrument, 6- water inlets, 7- delivery ports, 71- check valves, 8- wires, 9- water supply lines.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.
Refer to Fig. 1-2 the utility model and a kind of technical scheme is provided：Secondary water-supply control device, including steady-flow tank 1, control
Cabinet 2, source water water level inductive switch 3, water outlet electro connecting pressure gauge 4 and discharge pressure sensing instrument 5 processed, the control cabinet 2
Positioned at the left side of steady-flow tank 1, the source water water level inductive switch 3 is fixed at the water inlet 6 of the right side wall of steady-flow tank 1, the water outlet
Electro connecting pressure gauge 4 and discharge pressure sensing instrument 5 are fixed at the delivery port 7 of steady-flow tank 1, under the right side wall of steady-flow tank 1
Side is provided with water inlet 6, and the top of steady-flow tank 1 is provided with delivery port 7, frequency converter 21, control unit are provided with the control cabinet 2
22 and man-machine interface 23, described control unit 22 include microcomputer controller 221 and display screen 222, described control unit 22
It is electrically connected with frequency converter 21 and man-machine interface 23.
The top of steady-flow tank 1 is provided with supply-water pump 11, and the supply-water pump 11 is fixedly connected by bolt 12 with steady-flow tank 1,
The supply-water pump 11 is connected with the delivery port 7 of steady-flow tank 1 by water supply line 9, and the top of supply-water pump 11 is provided with delivery port 7,
The delivery port 7 is fixedly connected with water supply line 9, by using steady-flow tank 1, is made water flow velocity more stable, is not easy to make pipe network
Into impact, the pressure of current can be further improved by using supply-water pump 11, current is flowed to higher, farther place.
Check valve 71 is provided with the delivery port 7, the water outlet electro connecting pressure gauge 4 is fixed on the left side of delivery port 7, described
Discharge pressure sensing instrument 5 is fixed on the right side of delivery port 7, by being provided with check valve 71 at delivery port 7, can avoid current pressure
Flowed back during power deficiency, cause potential safety hazard, improve the stability and security of secondary water-supply.
The frequency converter 21 is electrically connected with supply-water pump 11, and the water outlet electro connecting pressure gauge 4 and discharge pressure sense instrument
Table 5 is electrically connected with microcomputer controller 221 by wire 8, and the microcomputer controller 221 is electrically connected with frequency converter 21,
The source water water level inductive switch 3 is electrically connected with microcomputer controller 221, passes through water outlet electro connecting pressure gauge 4 and water outlet pressure
Power sensing instrument 5 provides real-time data message to microcomputer controller 221, and microcomputer controller 221 is by controlling frequency converter
21, so as to control the running speed of supply-water pump 11, the pressure of current is controlled, reduces impact of the water flow pressure to pipe network.
The man-machine interface 23 is provided with controlling switch 231 in the top of control cabinet 2, the man-machine interface 23, leads to
Cross and be provided with controlling switch 231 in man-machine interface 23, be easy to the work and stopping of manual control water supply installation, facilitate operating personnel to grasp
Make.
Operation principle：The utility model at work, first opens the controlling switch 231 in man-machine interface 23, fills water supply
Start-up operation to be put, opens source water water level inductive switch 3, current are entered in steady-flow tank 1 along water inlet 6, current is tended towards stability,
Supply-water pump 11 extracts the water in steady-flow tank 1 out, the pressure of increased water flow, current is flowed out along delivery port 7, by delivery port 7
Water outlet electro connecting pressure gauge 4 and discharge pressure the sensing instrument 5 of setting, the pressure of current at delivery port 7 is reacted to micro- in time
Frequency converter 21 is adjusted in time for computer controller 221, microcomputer controller 221, controls the rotating speed of supply-water pump 11, makes current
Certain water flow pressure is kept, reduces impact of the High-Pressure Water to pipe network, avoids pipe network from damaging, the check valve 71 at delivery port 7
Current can be avoided to flow back, ensure the security of secondary water-supply device.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., this practicality should be included in
Within new protection domain.
Claims (5)
1. secondary water-supply control device, including steady-flow tank（1）, control cabinet（2）, source water water level inductive switch（3）, go out water power and connect
Point pressure table（4）Instrument is sensed with discharge pressure（5）, it is characterised in that：The control cabinet（2）Positioned at steady-flow tank（1）Left side,
The source water water level inductive switch（3）It is fixed on steady-flow tank（1）The water inlet of right side wall（6）Place, the water outlet electric contact pressure
Table（4）Instrument is sensed with discharge pressure（5）It is fixed on steady-flow tank（1）Delivery port（7）Place, the steady-flow tank（1）Under right side wall
Side is provided with water inlet（6）, the steady-flow tank（1）Top is provided with delivery port（7）, the control cabinet（2）It is interior to be provided with frequency converter
（21）, control unit（22）And man-machine interface（23）, described control unit（22）Including microcomputer controller（221）And display screen
Curtain（222）, described control unit（22）With frequency converter（21）And man-machine interface（23）It is electrically connected with.
2. secondary water-supply control device according to claim 1, it is characterised in that：The steady-flow tank（1）Top, which is provided with, to be supplied
Water pump（11）, the supply-water pump（11）Pass through bolt（12）With steady-flow tank（1）It is fixedly connected, the supply-water pump（11）With steady-flow tank
（1）Delivery port（7）Pass through water supply line（9）Connection, the supply-water pump（11）Top is provided with delivery port（7）, the delivery port
（7）With water supply line（9）It is fixedly connected.
3. secondary water-supply control device according to claim 1, it is characterised in that：The delivery port（7）Place is provided with unidirectional
Valve（71）, the water outlet electro connecting pressure gauge（4）It is fixed on delivery port（7）Left side, the discharge pressure sense instrument（5）It is fixed
In delivery port（7）Right side.
4. secondary water-supply control device according to claim 1, it is characterised in that：The frequency converter（21）With supply-water pump
（11）It is electrically connected with, the water outlet electro connecting pressure gauge（4）Instrument is sensed with discharge pressure（5）With microcomputer controller（221）
Pass through wire（8）It is electrically connected with, the microcomputer controller（221）With frequency converter（21）It is electrically connected with, the source water water level sense
Inductive switch（3）With microcomputer controller（221）It is electrically connected with.
5. secondary water-supply control device according to claim 1, it is characterised in that：The man-machine interface（23）Positioned at control
Cabinet（2）Top, the man-machine interface（23）It is interior to be provided with controlling switch（231）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720726251.7U CN206956842U (en) | 2017-06-21 | 2017-06-21 | Secondary water-supply control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720726251.7U CN206956842U (en) | 2017-06-21 | 2017-06-21 | Secondary water-supply control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206956842U true CN206956842U (en) | 2018-02-02 |
Family
ID=61385071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720726251.7U Active CN206956842U (en) | 2017-06-21 | 2017-06-21 | Secondary water-supply control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206956842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863443A (en) * | 2021-10-22 | 2021-12-31 | 浙江南方智慧水务有限公司 | Secondary water supply equipment with emergent manual frequency conversion function |
-
2017
- 2017-06-21 CN CN201720726251.7U patent/CN206956842U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863443A (en) * | 2021-10-22 | 2021-12-31 | 浙江南方智慧水务有限公司 | Secondary water supply equipment with emergent manual frequency conversion function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 402760 No. 1, Building A, Jinyuan, No. 9 Xingwang Road, Bicheng Street, Bishan County, Chongqing Patentee after: Chongqing Chengfeng Water Engineering Co., Ltd. Address before: 402760 No. 1, Building A, Jinyuan, No. 9 Xingwang Road, Bicheng Street, Bishan County, Chongqing Patentee before: Chongqing Zenfirm Secondary Feedwater Equipment Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |