CN210221146U - Tapered valve flow monitor based on RFID - Google Patents
Tapered valve flow monitor based on RFID Download PDFInfo
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- CN210221146U CN210221146U CN201920957220.1U CN201920957220U CN210221146U CN 210221146 U CN210221146 U CN 210221146U CN 201920957220 U CN201920957220 U CN 201920957220U CN 210221146 U CN210221146 U CN 210221146U
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- rfid
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- valve flow
- cone valve
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Abstract
A tapered valve flow monitor based on RFID comprises an RFID opening degree scale and an RFID tapered valve flow reader. The RFID opening scale is formed by longitudinally and fixedly arranging a plurality of RFID labels on the surface of the scale, and is fixedly connected to the pull rod of the conical valve and moves synchronously with the pull rod of the conical valve; RFID cone valve flow reader fixed mounting is by RFID aperture scale, and it comprises microcontroller, RFID read write line, LCD display module, interface module, power, and wireless communication connects between RFID read write line and the RFID label reads the data of the RFID label on the RFID aperture scale, cone valve opening promptly, Arduino microcontroller are through handling, operation obtain the discharge data under the reservoir, and interface module is connected with outside monitoring terminal, inserts backstage management equipment, realizes automated management.
Description
Technical Field
The utility model belongs to the technical field of water conservancy monitoring facilities, concretely relates to cone valve flow monitor based on RFID.
Background
The cone valve is usually used as water release equipment for reservoir and irrigation, and has the characteristics of simple structure, good water release flow state, compact arrangement, lighter weight, easy installation and use, small opening and closing force, high designed water head, easy electric and manual operation and the like.
Therefore, the cone valve flow monitor which can automatically obtain more accurate lower reservoir discharge data and can be accessed to background management is needed, and the cone valve flow monitor is very important.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cone valve flow monitor based on RFID to solve the problem that proposes among the above-mentioned background art.
The utility model discloses a realize like this:
a tapered valve flow monitor based on RFID comprises an RFID opening degree scale and an RFID tapered valve flow reader.
The RFID opening scale is formed by longitudinally and fixedly arranging a plurality of RFID labels on the surface of the scale, and the RFID opening scale is fixedly connected to the pull rod of the conical valve and moves synchronously with the pull rod of the conical valve.
The RFID cone valve flow reader comprising:
a microcontroller;
the RFID reader-writer is connected with the microcontroller, the RFID reader-writer is in wireless communication connection with the RFID label on the RFID opening scale within the effective reading and writing range of the RFID reader-writer, and the RFID reader-writer is used for reading the data of the RFID label on the RFID opening scale so as to obtain the position of the RFID opening scale;
the LCD display module is connected with the microcontroller;
the interface module is connected with the microcontroller; the interface module is connected with an external monitoring terminal;
and a power supply for providing a working power supply for the microcontroller, the RFID reader-writer, the LCD display module and the interface module;
and the RFID conical valve flow reader is fixedly arranged beside the RFID opening scale.
Further, the total length of the plurality of RFID tags arranged on the RFID opening scale is slightly larger than the maximum opening height of the conical valve.
Further, when the cone valve is in a closed state, the central line of the RFID cone valve flow reader and the central line of the uppermost RFID tag on the RFID opening scale are located at the same height, and only the uppermost RFID tag on the RFID opening scale is located in the effective reading range of the RFID reader.
Further, each of the RFID tags of the RFID opening scale stores data of a distance from a center line of the uppermost one of the RFID tags of the RFID opening scale to a center line of the corresponding RFID tag.
Further, the RFID tag is a passive tag.
Further, the microcontroller is an Arduino microcontroller; the RFID reader employs an MFRC522 module.
The utility model discloses there is following beneficial effect:
the method can automatically obtain relatively accurate reservoir lower discharge data, can be accessed into an external monitoring terminal, and brings convenience to management and scheduling of the reservoir.
Drawings
FIG. 1 is an elevation view of a schematic of a sloped cone valve (not installed) showing the cone valve fully closed position condition;
FIG. 2 is a schematic view of another inclined cone valve (not equipped with the present invention) showing the cone valve in the fully open position;
fig. 3 is a right side view of a schematic structural diagram of a tilting cone valve (installed in the present invention), showing a working condition of a fully closed position of the cone valve, wherein a thin dotted line is a central line of the RFID cone valve flow reader 6 and a central line of an RFID tag at the uppermost end of the RFID aperture scale 5, which are located at the same height and thus coincide with each other;
FIG. 4 is an enlarged view of FIG. 3 at A;
fig. 5 is a schematic diagram of an RFID aperture scale, in which dotted lines indicate center lines of the RFID tags, the uppermost RFID tag of the RFID aperture scale 5 is 500, and the other RFID tags are 501, 502, 503, 504, 505, 506, 507, and 508 from top to bottom (this embodiment only includes 9 RFID tags, but the present invention should not be limited to this), and data stored in the RFID tags and their meanings are as follows:
500: the data is 0, which is the distance from the centerline of 500 to the centerline of 500; 501: data is h1Is the distance from the centerline of 500 to the centerline of 501; 502: data is h2Is the distance from the centerline of 500 to the centerline of 502;
503: data is h3Is the distance from the centerline of 500 to the centerline of 503;
504: data is h4Is the distance from the centerline of 500 to the centerline of 504;
505: data is h5Is the distance from the centerline of 500 to the centerline of 505;
506: data is h6Is the distance from the centerline of 500 to the centerline of 506;
507: data is h7Is the distance from the centerline of 500 to the centerline of 507;
508: data is h8Is the distance from the centerline of 500 to the centerline of 508;
FIG. 6 is a block diagram of an RFID cone valve flow reader configuration;
in the figure, 1 is a pull rod, 2 is a conical valve body, 3 is a sleeve, 4 is a guide cone, 5 is an RFID opening scale, the RFID labels on the RFID opening scale 5 are 500, 501, 502, 503, 504, 505, 506, 507 and 508 from top to bottom, and 6 is an RFID conical valve flow reader.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Cone valves are generally divided into horizontal cone valves and tilting cone valves, and the embodiments are described in terms of the most commonly used tilting cone valves:
as shown in fig. 1 and 2, the conical valve body 2 is fixed, and the opening and closing device operates the sleeve 3 to axially move along the outer wall of the conical valve body through the pull rod 1, wherein the moving distance is the opening degree of the conical valve.
In the embodiment, an RFID opening scale 5 with a plurality of RFID labels longitudinally and fixedly arranged on the surface is fixedly connected to a pull rod 1 of the conical valve, and the RFID opening scale 5 moves along with the pull rod 1; a cone valve flow reader 6 is fixedly installed close to the RFID opening scale 5, the cone valve flow reader 6 is fixed (such as fixedly installed on a concrete slope protection), and an RFID reader of the cone valve flow reader 6 reads data on an RFID label in an effective reading range, namely the opening of the cone valve; the Arduino microcontroller of the cone valve flow reader 6 obtains the lower reservoir discharge data through processing and operation, and an interface module of the cone valve flow reader 6 is connected with an external monitoring terminal and is connected with background management equipment, so that automatic management is realized.
Referring to fig. 3 and 4, the RFID aperture scale 5 is fixedly connected to the pull rod 1 of the conical valve and moves synchronously with the pull rod 1 of the conical valve, the conical valve flow reader 6 is fixedly installed near the RFID aperture scale 5, and the conical valve flow reader 6 is fixed.
Referring to fig. 6, the RFID cone valve flow reader 6 includes:
a microcontroller;
the RFID reader-writer is connected with the microcontroller, is in wireless communication connection with the RFID tag on the RFID opening scale 5 within the effective reading and writing range of the RFID reader-writer, and is used for reading the data of the RFID tag on the RFID opening scale 5 so as to obtain the position of the RFID opening scale 5;
the LCD display module is connected with the microcontroller, and the LCD display module displays required data; the interface module is connected with an external monitoring terminal and is connected with background management equipment to realize automatic management;
and a power supply for providing a working power supply for the microcontroller, the RFID reader-writer, the LCD display module and the interface module, wherein the power supply can be a storage battery, solar energy or a direct current power supply converted by commercial power.
The total length of the plurality of RFID labels arranged on the RFID opening scale 5 is slightly larger than the maximum opening height of the conical valve, and the design is to ensure that all the opening heights of the conical valve are within the monitoring range.
Referring to fig. 3 and 4, when the cone valve is in a closed state, the center line of the RFID cone valve flow reader 6 and the center line of the uppermost RFID tag 500 on the RFID opening scale 5 are located at the same height, and only the uppermost RFID tag 500 on the RFID opening scale 5 is within the effective reading range of the RFID reader.
Each of the RFID tags of the RFID opening scale 5 stores data of a distance from a center line of the uppermost one of the RFID tags 500 of the RFID opening scale to a center line of the corresponding RFID tag.
The RFID tag is a passive tag.
The microcontroller adopts an Arduino microcontroller, the Arduino is an open-source electronic prototype platform which is convenient, flexible and convenient to use, and programming is simple, humanized and visual; the RFID reader adopts an MFRC522 module, utilizes advanced modulation and demodulation concepts, completely integrates all types of passive non-contact communication modes and protocols under 13.56MHz, has convenient use, low cost and stable performance, and is suitable for development and application of various readers.
The utility model discloses a work like this:
the RFID opening scale 5 is fixedly connected to the pull rod 1 of the cone valve and moves synchronously with the pull rod 1 of the cone valve, the cone valve flow reader 6 is fixedly installed beside the RFID opening scale 5, during initial installation, the cone valve is in a closed state, the central line of the RFID cone valve flow reader 6 and the central line of the uppermost RFID tag 500 on the RFID opening scale 5 are located at the same height, after the cone valve is opened (the pull rod moves) and the RFID cone valve flow reader 6 works in an electrified mode, the RFID tag data on the RFID opening scale 5 begin to be read, namely the opening of the cone valve, an Arduino microcontroller of the cone valve flow reader 6 obtains lower reservoir discharge data through processing and operation, an interface module of the cone valve flow reader 6 is connected with an external monitoring terminal and is connected to background management equipment, and automatic management is achieved.
Claims (6)
1. The RFID-based cone valve flow monitor comprises an RFID opening scale and an RFID cone valve flow reader,
the RFID opening scale is characterized in that a plurality of RFID labels are longitudinally and fixedly arranged on the surface of the scale, and the RFID opening scale is fixedly connected to a pull rod of the conical valve and moves synchronously with the pull rod of the conical valve;
the RFID cone valve flow reader comprising:
a microcontroller;
the RFID reader-writer is connected with the microcontroller, the RFID reader-writer is in wireless communication connection with the RFID label on the RFID opening scale within the effective reading and writing range of the RFID reader-writer, and the RFID reader-writer is used for reading the data of the RFID label on the RFID opening scale so as to obtain the position of the RFID opening scale;
the LCD display module is connected with the microcontroller;
the interface module is connected with the microcontroller;
and a power supply for providing a working power supply for the microcontroller, the RFID reader-writer, the LCD display module and the interface module;
and the RFID conical valve flow reader is fixedly arranged close to the RFID opening scale.
2. The RFID-based cone valve flow monitor of claim 1, wherein the total length of the array of RFID tags on the RFID aperture scale is slightly greater than the maximum opening height of the cone valve.
3. The RFID-based cone valve flow monitor according to claim 1, wherein when the cone valve is in a closed state, the RFID cone valve flow reader centerline is at the same height as the uppermost RFID tag centerline on the RFID aperture scale, and only the uppermost RFID tag on the RFID aperture scale is within an effective reading range of the RFID reader.
4. The RFID-based cone valve flow monitor according to claim 1, wherein each of the RFID tags of the RFID aperture scale stores data on a distance from a center line of an uppermost one of the RFID tags of the RFID aperture scale to a center line of the respective RFID tag.
5. The RFID-based cone valve flow monitor of claim 1, wherein the RFID tag is a passive tag.
6. The RFID-based cone valve flow monitor according to claim 1, wherein the microcontroller is an Arduino microcontroller; the RFID reader adopts an MF RC522 module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920957220.1U CN210221146U (en) | 2019-06-21 | 2019-06-21 | Tapered valve flow monitor based on RFID |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920957220.1U CN210221146U (en) | 2019-06-21 | 2019-06-21 | Tapered valve flow monitor based on RFID |
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| CN210221146U true CN210221146U (en) | 2020-03-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186519A (en) * | 2019-06-21 | 2019-08-30 | 魏巍 | Cone valve flow monitoring instrument based on RFID |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186519A (en) * | 2019-06-21 | 2019-08-30 | 魏巍 | Cone valve flow monitoring instrument based on RFID |
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