CN211371452U - Water meter valve capable of accurately detecting position - Google Patents
Water meter valve capable of accurately detecting position Download PDFInfo
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- CN211371452U CN211371452U CN201922477927.5U CN201922477927U CN211371452U CN 211371452 U CN211371452 U CN 211371452U CN 201922477927 U CN201922477927 U CN 201922477927U CN 211371452 U CN211371452 U CN 211371452U
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- valve
- binary code
- valve control
- code disc
- control device
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Abstract
The utility model provides a water gauge valve of accurate detection position, is equipped with the measuring device of measurement valve aperture including setting up at the valve body and the valve control device of water gauge outlet end on the valve body, measuring device is including fixing the epaxial binary code dish of valve control pole, and binary code dish and the concentric setting of valve control pole pivot are equipped with fixed transmitting light source in binary code dish below, correspond in binary code dish top and are equipped with photosensitive receiver, valve control device includes main control unit and valve drive circuit, and valve control device still is including the photoelectric detection circuit who is used for receiving photosensitive receiver's signal, and valve drive circuit and photoelectric detection circuit are connected with the main control unit electricity. The utility model discloses can make things convenient for the accurate control flow of major control system to the accurate perception in position of water gauge valve.
Description
Technical Field
The utility model relates to the field of electronic machinery, especially a water gauge valve of accurate detection position.
Background
With the popularization of intelligent water meters, operators can gather and quantize water meter data at terminals, the control requirements on the water meters are higher and higher, and the prior art mainly adopts an automatic switch valve which is in two states and is opened or closed; and limit switches are added at two limit positions of the switch and used for sending in-place signals to the master controller. The existing water meter valve only has two states of opening and closing, and cannot sense the accurate position of the valve; the switch in-place detection is a mechanical contact switch, the contact is easy to oxidize after a long time, the mechanical structure is easy to damage, and the reliability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a water gauge valve that stand wear and tear, reliable operation, valve position detect accurate detection position.
The utility model aims to solve the technical problem that the water gauge valve of accurate detection position is realized through following technical scheme, including setting up valve body and the valve control device that goes out the water end at the water gauge, its characteristics are:
the valve body is provided with a measuring device for measuring the opening degree of the valve, the measuring device comprises a binary code disc fixed on a rotating shaft of a valve control rod, the binary code disc and the rotating shaft of the valve control rod are arranged concentrically, a fixed emission light source is arranged below the binary code disc, a photosensitive receiver is correspondingly arranged above the binary code disc,
the valve control device comprises a main controller and a valve driving circuit, and further comprises a photoelectric detection circuit used for receiving signals of the photosensitive receiver, wherein the valve driving circuit and the photoelectric detection circuit are electrically connected with the main controller.
The to-be-solved technical problem of the utility model can also be further realized through following technical scheme, be equipped with in the valve control device do the power of transmitting light source power supply, the power passes through the wire electricity with transmitting light source and is connected.
The to-be-solved technical problem of the utility model can also further realize through following technical scheme, and valve control lever pivot, binary code dish, light emission source, photoreceiver and main control unit all adopt the totally enclosed waterproof construction.
Compared with the prior art, the utility model, through binary code dish and photosensitive receiver's cooperation, can make things convenient for the accurate control flow of major control system to the accurate perception in position of water gauge valve.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic circuit diagram of the present invention;
FIG. 3 is a main control circuit diagram;
FIG. 4 is a diagram of a photodetection circuit;
fig. 5 is a valve driving circuit diagram.
Detailed Description
The following further describes embodiments of the present invention in order to facilitate further understanding of the present invention by those skilled in the art, and does not constitute a limitation to the right thereof.
A water meter valve for accurately detecting position comprises a valve body arranged at the water outlet end of the water meter and a valve control device,
the valve body is provided with a measuring device for measuring the opening degree of the valve, the measuring device comprises a binary code disc 3 fixed on a rotating shaft 1 of a valve control rod, the binary code disc 3 and the rotating shaft 1 of the valve control rod are arranged concentrically, a fixed emission light source 4 is arranged below the binary code disc 3, a photosensitive receiver 2 is correspondingly arranged above the binary code disc 3,
the valve control device comprises a main controller and a valve driving circuit, and further comprises a photoelectric detection circuit used for receiving signals of the photosensitive receiver 2, wherein the valve driving circuit and the photoelectric detection circuit are electrically connected with the main controller. The control circuit of the main controller is shown in figure 3, the photoelectric detection circuit is shown in figure 4, and the valve driving circuit is shown in figure 5.
And a power supply for supplying power to the emission light source is arranged in the valve control device, and the power supply is electrically connected with the emission light source through a lead.
The valve control rod rotating shaft 1, the binary code disc 3, the light emitting source 4, the photosensitive receiver 2 and the main controller all adopt a fully-sealed waterproof structure.
The utility model is manufactured by a photoelectric acquisition principle, and provides real-time position information to the main controller through a photoelectric detection line; the precision of the position depends on the number of bits of the binary code disc and the number of binary bits received and processed by the photosensitive receiver, and the higher the number of bits, the higher the precision is.
Mechanical wear, reliability, accurate valve position detection scheduling problem have been solved to this application, and accurate detection can realize that main control unit provides the parameter basis to water gauge accuracy flow control collection etc..
Claims (3)
1. The utility model provides a water gauge valve of accurate detection position, is including setting up valve body and the valve control device at water gauge play water end, its characterized in that:
the valve body is provided with a measuring device for measuring the opening degree of the valve, the measuring device comprises a binary code disc fixed on a rotating shaft of a valve control rod, the binary code disc and the rotating shaft of the valve control rod are arranged concentrically, a fixed emission light source is arranged below the binary code disc, a photosensitive receiver is correspondingly arranged above the binary code disc,
the valve control device comprises a main controller and a valve driving circuit, and further comprises a photoelectric detection circuit used for receiving signals of the photosensitive receiver, wherein the valve driving circuit and the photoelectric detection circuit are electrically connected with the main controller.
2. A water meter valve for accurately sensing position as defined in claim 1, further comprising: and a power supply for supplying power to the emission light source is arranged in the valve control device, and the power supply is electrically connected with the emission light source through a lead.
3. A water meter valve for accurately sensing position as defined in claim 1, further comprising: the valve control rod rotating shaft, the binary code disc, the light emitting source, the photosensitive receiver and the main controller are all of a fully-sealed waterproof structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922477927.5U CN211371452U (en) | 2019-12-31 | 2019-12-31 | Water meter valve capable of accurately detecting position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922477927.5U CN211371452U (en) | 2019-12-31 | 2019-12-31 | Water meter valve capable of accurately detecting position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211371452U true CN211371452U (en) | 2020-08-28 |
Family
ID=72173376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922477927.5U Active CN211371452U (en) | 2019-12-31 | 2019-12-31 | Water meter valve capable of accurately detecting position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211371452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321489A (en) * | 2021-12-17 | 2022-04-12 | 国网河南省电力公司检修公司 | SF6 valve state real-time monitoring device of transformer substation |
-
2019
- 2019-12-31 CN CN201922477927.5U patent/CN211371452U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321489A (en) * | 2021-12-17 | 2022-04-12 | 国网河南省电力公司检修公司 | SF6 valve state real-time monitoring device of transformer substation |
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