CN215950525U - Backflow-preventing electric flow regulating valve - Google Patents
Backflow-preventing electric flow regulating valve Download PDFInfo
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- CN215950525U CN215950525U CN202122563379.5U CN202122563379U CN215950525U CN 215950525 U CN215950525 U CN 215950525U CN 202122563379 U CN202122563379 U CN 202122563379U CN 215950525 U CN215950525 U CN 215950525U
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Abstract
The utility model provides a backflow-preventing electric flow regulating valve which comprises an electric flow regulating valve for controlling the water supply flow in an urban water supply pipeline, and a water pressure detection device and an information box which are arranged on a valve body of the flow regulating valve; the water pressure detection device is connected with the information box through a line, the information box is connected with a motor of the electric flow regulating valve through a line, and the information box is connected with the urban water supply main control system through a network. The utility model can automatically monitor the backflow situation, timely make corresponding processing and send an alarm to the urban water supply main control system.
Description
Technical Field
The utility model belongs to the field of valves, and particularly relates to a backflow-preventing electric flow regulating valve.
Background
The flow regulating valve has high regulating precision, small cavitation, noise and vibration, good energy dissipation effect and convenient realization of automatic control, so that in the existing urban water supply network, the flow regulating valve is an important valve used in an urban water supply pipeline, and the flow of water supply passing through the valve is accurately controlled by controlling the opening degree of the flow regulating valve; however, the flow regulating valve used in the prior art has no corresponding processing structure and processing mechanism for pollution backflow situation, and cannot timely process the situation of backflow generated when the pressure of the downstream of the urban water supply is greater than that of the upstream of the urban water supply, and cannot timely send backflow pollution diffusion alarm.
Disclosure of Invention
The utility model aims to provide a backflow-preventing electric flow regulating valve which can automatically monitor backflow conditions, timely perform corresponding processing and send an alarm to a main urban water supply control system.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
a backflow-preventing electric flow regulating valve comprises an electric flow regulating valve for controlling the flow of water supply in an urban water supply pipeline, and a water pressure detection device and an information box which are arranged on a valve body of the flow regulating valve; the water pressure detection device is connected with the information box through a line, the information box is connected with a motor of the electric flow regulating valve through a line, and the information box is connected with the urban water supply main control system through a network.
Further, the water pressure detection device comprises a device body, and a diaphragm control cavity, a diaphragm control upper cavity channel, a steamed bread slice control lower cavity channel, a water drainage channel and a flow sensor which are arranged in the device body; a sealing diaphragm is arranged in the diaphragm control cavity and divides the diaphragm control cavity into a diaphragm control upper cavity and a diaphragm control lower cavity; the diaphragm control upper cavity is communicated with a diaphragm control upper cavity channel, and the diaphragm control upper cavity channel is communicated with a water inlet cavity of the electric flow regulating valve; the diaphragm control lower cavity is communicated with the diaphragm control lower cavity channel, and the diaphragm control lower cavity channel is communicated with a water outlet cavity of the electric flow regulating valve; the water drainage channel is communicated with the bottom of the diaphragm control lower cavity; the flow sensor is arranged on the drainage channel and used for detecting whether the drainage channel has flow; the flow sensor line is connected with the information box and sends the detection information to the information box.
Furthermore, a first channel is formed on one side of the water inlet cavity of the valve body of the flow regulating valve, and a second channel is formed on one side of the water outlet cavity of the valve body of the flow regulating valve; the first channel is communicated with the water inlet cavity and the diaphragm control upper cavity channel; the second channel is communicated with the water outlet cavity and the diaphragm control lower cavity channel.
Further, the information box comprises a processor module, a power supply module and a network module, wherein the processor module receives information of a water pressure detection device circuit, and is also connected with a motor of the electric flow regulating valve; the power supply module is connected with the processor module and used for supplying power; the network module is connected with the processor module, and the processor module is wirelessly connected with the urban water supply main control system through the network module.
Further, the network module is one or more of WIFI, GPRS, 4G, 5G, ZigBee, LoRa and NB-IoT.
Furthermore, the urban water supply main control system is in wireless connection with the emergency management mobile terminal.
Compared with the prior art, the utility model has the following beneficial effects:
(1) according to the utility model, the water pressure detection device can automatically detect the backflow of the urban water supply pipeline, and the motor is controlled to close the flow regulating valve in time so as to seal the urban water supply pipeline and prevent pollution backflow;
(2) the system is wirelessly connected with the urban water supply main control system, so that an alarm can be sent to the urban water supply main control system in time when the backflow condition of the urban water supply pipeline is detected;
(3) the water pressure detection device is realized through the structures of the diaphragm control cavity and the water drainage channel, avoids using complex monitoring products, and has the advantages of simple structure, low cost and good detection effect.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the information box in the embodiment of the present invention.
Wherein:
1. a valve body; 2. a motor; 3. an urban water supply upstream pipeline; 4. a city water supply downstream pipeline;
5. a first channel; 6. a second channel; 7. the diaphragm controls the upper cavity channel; 8. the diaphragm controls the lower cavity channel;
9. the diaphragm controls the upper cavity; 10. the diaphragm controls the lower cavity; 11. sealing the membrane; 12. a drainage channel;
13. a flow sensor; 14. an information box; 15. a main urban water supply control system; 16. and (5) emergency management of the mobile terminal.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 and 2, the anti-backflow electric flow regulating valve provided by the utility model comprises an electric flow regulating valve for controlling the water supply flow in an urban water supply pipeline, and a water pressure detection device and an information box 14 which are arranged on a valve body 1 of the flow regulating valve; the water pressure detection device is connected with an information box 14 through a line, the information box is connected with the motor 2 of the electric flow regulating valve through a line, and the information box is connected with a city water supply main control system through a network. The water pressure detection device comprises a device body, and a diaphragm control cavity, a diaphragm control upper cavity channel 7, a steamed bun slice control lower cavity channel 8, a water drainage channel 12 and a flow sensor 13 which are arranged in the device body; a sealing diaphragm 11 is arranged in the diaphragm control cavity, and the diaphragm control cavity is divided into a diaphragm control upper cavity 9 and a diaphragm control lower cavity 10 by the sealing diaphragm 11; the diaphragm control upper cavity 9 is communicated with the diaphragm control upper cavity channel 7, the diaphragm control upper cavity channel 7 is communicated with a water inlet cavity of the electric flow regulating valve, and the water inlet cavity is communicated with the urban water supply upstream pipeline 3; the diaphragm control lower cavity 10 is communicated with the diaphragm control lower cavity channel 8, the diaphragm control lower cavity channel 8 is communicated with a water outlet cavity of the electric flow regulating valve, and the water outlet cavity is communicated with the urban water supply downstream pipeline 4; the water drainage channel 12 is communicated with the bottom of the diaphragm control lower cavity 10; the flow sensor 13 is installed in the drainage channel 12 and used for detecting whether the drainage channel has flow; the flow sensor 13 is line-connected to the information box 14 and sends detection information to the information box 14.
A first channel 5 is formed in one side of a water inlet cavity of a valve body 1 of the flow regulating valve, and a second channel 6 is formed in one side of a water outlet cavity of the valve body 1; the first channel 5 is communicated with the water inlet cavity and the diaphragm control upper cavity channel 7; the second channel 6 is communicated with the water outlet cavity and the diaphragm control lower cavity channel 8.
The information box comprises a processor module, a power supply module and a network module, wherein the processor module receives monitoring information sent by the flow sensor 13 through a sensor interface, and the processor module is also connected with the motor 2 of the electric flow regulating valve through a motor interface; the power supply module is connected with the processor module and used for supplying power; the network module is connected with the processor module, the processor module is wirelessly connected with the urban water supply main control system through the network module, and the urban water supply main control system is wirelessly connected with the emergency management mobile terminal.
The network module is a wireless network module and can be one or more of WIFI, GPRS, 4G, 5G, ZigBee, LoRa and NB-IoT.
The working principle of the utility model is as follows:
and (3) normal operation state: the urban water supply upstream pipeline 3 (high pressure) → the backflow prevention electric flow regulating valve → the urban water supply downstream pipeline 4 (low pressure), at this time, the diaphragm control upper cavity channel 7 (pressure water) → the diaphragm control upper cavity 9 (pressure water high pressure) is higher than the diaphragm control lower cavity channel 8 (low pressure water) → the diaphragm control lower cavity 10 (low pressure water); the diaphragm control upper cavity 9 presses the sealing diaphragm 11 → the channel opening of the sealed water discharge channel 12 → the diaphragm control lower cavity channel 8 (low pressure water) → the diaphragm control lower cavity 10 (low pressure water) → flowing to the water discharge channel 12 → the anti-backflow electric flow control valve normally operates at this time, no water discharge occurs → the flow sensor 13 (no water flow signal is sent) → the information box 14 (data of the normal water supply network working state of the anti-backflow electric flow control valve) → the urban water supply main control system 15 (stores the data and performs data analysis and management) → the emergency management mobile terminal 16 (interconnection and intercommunication of water supply monitoring information, shared application)
Pollution backflow generation state: the urban water supply downstream pipeline 4 (high pressure) → the backflow prevention electric flow regulating valve → the urban water supply upstream pipeline 3 (low pressure), at this time, the diaphragm control lower cavity channel 8 (pressurized water) → the diaphragm control lower cavity 10 (pressurized water pressure is high), and is higher than the diaphragm control upper cavity channel 7 (low pressure water) → the diaphragm control upper cavity 9 (low pressure water); the diaphragm control lower cavity 10 jacks up the sealing diaphragm 11 → the channel opening of the sealed water discharge channel 12 → the communication of the diaphragm control lower cavity channel 8 (pressure water) → the diaphragm control lower cavity 10 (pressure water) → the flow direction of the pressure water discharge channel 12 → the polluted water flows out from the channel opening of the water discharge channel 12 → the flow sensor 13 (water flow signal), → the information box 14 → at this time, the electric flow control valve is controlled by the information box 14 to be closed emergently; meanwhile, the anti-backflow working state data of the anti-backflow electric flow regulating valve → the urban water supply main control system 15 (stores the data and gives an alarm of backflow pollution diffusion) → the emergency management mobile terminal 16 (a city manager gives an emergency instruction to inform an emergency treatment executor of field treatment).
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A backflow-preventing electric flow regulating valve is characterized by comprising an electric flow regulating valve for controlling the water supply flow in an urban water supply pipeline, and a water pressure detection device and an information box which are arranged on a valve body of the flow regulating valve; the water pressure detection device is connected with the information box through a line, the information box is connected with a motor of the electric flow regulating valve through a line, and the information box is connected with the urban water supply main control system through a network.
2. The anti-backflow electric flow regulating valve according to claim 1, wherein the water pressure detecting device comprises a device body, and a diaphragm control cavity, a diaphragm control upper cavity channel, a diaphragm control lower cavity channel, a water drainage channel and a flow sensor which are arranged in the device body; a sealing diaphragm is arranged in the diaphragm control cavity and divides the diaphragm control cavity into a diaphragm control upper cavity and a diaphragm control lower cavity; the diaphragm control upper cavity is communicated with a diaphragm control upper cavity channel, and the diaphragm control upper cavity channel is communicated with a water inlet cavity of the electric flow regulating valve; the diaphragm control lower cavity is communicated with the diaphragm control lower cavity channel, and the diaphragm control lower cavity channel is communicated with a water outlet cavity of the electric flow regulating valve; the water drainage channel is communicated with the bottom of the diaphragm control lower cavity; the flow sensor is arranged on the drainage channel and used for detecting whether the drainage channel has flow; the flow sensor line is connected with the information box and sends the detection information to the information box.
3. The electric backflow prevention flow regulating valve as claimed in claim 2, wherein the flow regulating valve body is provided with a first channel at one side of the water inlet cavity and a second channel at one side of the water outlet cavity; the first channel is communicated with the water inlet cavity and the diaphragm control upper cavity channel; the second channel is communicated with the water outlet cavity and the diaphragm control lower cavity channel.
4. The anti-backflow electric flow regulating valve according to claim 1, wherein the information box comprises a processor module, a power supply module and a network module, the processor module receives information of a water pressure detection device circuit, and the processor module is further connected with a motor of the electric flow regulating valve; the power supply module is connected with the processor module and used for supplying power; the network module is connected with the processor module, and the processor module is wirelessly connected with the urban water supply main control system through the network module.
5. The anti-backflow electric flow regulating valve according to claim 4, wherein the network module is one or more of WIFI, GPRS, 4G, 5G, ZigBee, LoRa and NB-IoT.
6. The anti-backflow electric flow regulating valve according to claim 1, wherein the urban water supply main control system is wirelessly connected with an emergency management mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122563379.5U CN215950525U (en) | 2021-10-22 | 2021-10-22 | Backflow-preventing electric flow regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122563379.5U CN215950525U (en) | 2021-10-22 | 2021-10-22 | Backflow-preventing electric flow regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215950525U true CN215950525U (en) | 2022-03-04 |
Family
ID=80410723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122563379.5U Active CN215950525U (en) | 2021-10-22 | 2021-10-22 | Backflow-preventing electric flow regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215950525U (en) |
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2021
- 2021-10-22 CN CN202122563379.5U patent/CN215950525U/en active Active
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