CN205228598U - Water gauge accuracy detection device - Google Patents
Water gauge accuracy detection device Download PDFInfo
- Publication number
- CN205228598U CN205228598U CN201521053740.8U CN201521053740U CN205228598U CN 205228598 U CN205228598 U CN 205228598U CN 201521053740 U CN201521053740 U CN 201521053740U CN 205228598 U CN205228598 U CN 205228598U
- Authority
- CN
- China
- Prior art keywords
- water
- water gauge
- water meter
- photoelectric sensor
- chip microcomputer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a water meter device field especially relates to a water gauge accuracy detection device, including singlechip, photoelectric sensor, water gauge stopper, water tank and electronic scale, photoelectric sensor sets up on the water gauge stopper, the water gauge stopper is used for fixed water gauge, photoelectric sensor is located the top that the plum blossom indicates on the water gauge, photoelectric sensor with singlechip signal connection, the water tank sets up the top of electronic scale, the water inlet of water tank passes through the pipeline and is connected with the play water end (W. E. ) of water gauge, the signal output part of electronic scale with singlechip signal connection. Use the accurate measuring plum blossom of photoelectric sensor to indicate the rotational speed, replace artifical estimation rotational speed. Provide the rotational speed data of water gauge, not only to a great extent has improved the accuracy of adjusting the water gauge, has effectively reduced work step moreover, improves work efficiency, can save a large amount of time in the aspect of adjusting the water gauge for large -scale water gauge manufacturing enterprise effectivelyly and directly perceivedly.
Description
Technical field
The utility model relates to water meter device field, particularly relates to a kind of water meter degree of accuracy pick-up unit.
Background technology
The accuracy of water meter has direct impact to water consumption measurement, plays very important effect in water resources rational use.In the process of manufacturer production mechanical water meter, have a part of product and inaccurate situation is measured to water consumption, this just requires that workman is before input practical application of dispatching from the factory, to regulate the measurement accuracy of water meter with this by adjusting the set screw of water meter rear end, making it reach can the requirement of Measurement accuracy water consumption.
China does not also have the special instrument developed for regulating water meter.Current workman regulates the device of water meter mainly to utilize calibrating installation in JJGl62-2009 " cold-water meter vertification regulation ".Be made up of water source, switch valve, test section, variable valve, work measuring instrument.Some Water Meters to be measured are arranged on test section, open switch valve to test section water flowing and inject work measuring instrument, with variable valve, discharge is transferred to the flow value of regulation.Workman rule of thumb estimates plum blossom in water meter dial plate and refers to that (plum blossom refers to rotate with mechanical water meter turbine and rotate rotating speed, its rotating speed is directly proportional to wheel speed, so the rotating speed that plum blossom refers to is relevant to the accuracy of water meter), the set screw of adjustment water meter rear end, until plum blossom refers to that rotating speed reaches the rated rotational frequency of water meter under this flow value.Namely this water meter is considered as being adjusted to eligible list.This cover water meter regulating device automaticity is lower, and poor reliability, verification process is seriously consuming time, is not easy to carry out quick adjustment to water meter.Wherein the time of flow of 4 flow points such as conventional flow, boundary flow, minimum flow, excessively current-carrying capacity wants 30 minutes, and whole detection must 1 hours consuming time.Adjustment process depends on that operative's experience and supervisor estimate completely, and reliability is very low.And it is lower to result in water meter adjustment work efficiency, for some large-scale water meter manufacturing enterprises, producing ten hundreds of water meters every day, is also a hard work that workload is large, labour intensity is high to the adjustment of water meter.And long-acting rate is low detection time, be not easy to carry out quick adjustment to water meter.Due to needs of production, before water meter drops into commercial Application, need to regulate water meter in industry spot.Current regulating device complex structure, is unfavorable for that dismounting is mobile and install, practical application convenience and rapidly and efficiently property also also exists very large problem.
Utility model content
The purpose of this utility model is the deficiency overcoming above-mentioned technology, and provides a kind of water meter degree of accuracy pick-up unit, and structure is simple, detects fast to the degree of accuracy of water meter.
The utility model for achieving the above object, by the following technical solutions: a kind of water meter degree of accuracy pick-up unit, it is characterized in that: comprise single-chip microcomputer, photoelectric sensor, water meter limited block, water tank and electronic scales, described photoelectric sensor is arranged on described water meter limited block, described water meter limited block is used for fixing water meter, described photoelectric sensor is positioned at the top that plum blossom on water meter refers to, described photoelectric sensor is connected with described single-chip microcomputer signal; Described water tank is arranged on the top of described electronic scales, and the water inlet of described water tank is connected with the water side of water meter by pipeline, and the signal output part of described electronic scales is connected with described single-chip microcomputer signal.
Preferably, described water tank is provided with loop exit.
Preferably, the digital display screen be connected with described single-chip microcomputer is also comprised.
Preferably, described single-chip microcomputer adopts 80C51 single-chip microcomputer.
The beneficial effects of the utility model are: use photoelectric sensor accurately to detect plum blossom and refer to rotating speed, replace manually estimating rotating speed.The rotary speed data of water meter effectively and is intuitively provided, not only greatly enhances the accuracy regulating water meter, and effectively reduce job step, increase work efficiency, a large amount of time can be saved for large-scale water meter manufacturing enterprise in adjustment water meter.Eliminate work measuring instrument, structure is simple, and cost is lower, is convenient to equipment set to be transported to industry spot input and installs and uses, carry out quick adjustment, effectively improve the accuracy of Industrial water metering in industry spot to water meter.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing and preferred embodiment.As shown in Figure 1, a kind of water meter degree of accuracy pick-up unit, comprise single-chip microcomputer 1, photoelectric sensor 2, water meter limited block 3, water tank 4 and electronic scales 5, described photoelectric sensor is arranged on described water meter limited block, described water meter limited block is used for fixing water meter, described photoelectric sensor is positioned at the top that plum blossom on water meter refers to 6, and described photoelectric sensor is connected with described single-chip microcomputer signal; Described water tank is arranged on the top of described electronic scales, and the water inlet of described water tank is connected with the water side of water meter by pipeline 7, and the signal output part of described electronic scales is connected with described single-chip microcomputer signal.This pick-up unit adopts the simplest program design, the revolution that plum blossom refers to is detected by photoelectric sensor, after single-chip microcomputer stores reading, water through water meter enters into water tank, the reading detected with photoelectric sensor in single-chip microcomputer by electronic scales load-bearing is compared, if in rational error range, prove that water meter is qualified, otherwise need the precision readjusting water meter.
Described water tank is provided with loop exit 8, and loop exit is used for recycling the water in water tank.Also comprise the digital display screen be connected with described single-chip microcomputer.Digital display screen is for showing the difference of the reading of water tank reading and photoelectric sensor, and be that more whether observation value is in error range for workman, in the utility model, described single-chip microcomputer adopts 80C51 single-chip microcomputer.
Use photoelectric sensor accurately to detect plum blossom and refer to rotating speed, replace manually estimating rotating speed.The rotary speed data of water meter effectively and is intuitively provided, not only greatly enhances the accuracy regulating water meter, and effectively reduce job step, increase work efficiency, a large amount of time can be saved for large-scale water meter manufacturing enterprise in adjustment water meter.Eliminate work measuring instrument, structure is simple, and cost is lower, is convenient to equipment set to be transported to industry spot input and installs and uses, carry out quick adjustment, effectively improve the accuracy of Industrial water metering in industry spot to water meter.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. a water meter degree of accuracy pick-up unit, it is characterized in that: comprise single-chip microcomputer, photoelectric sensor, water meter limited block, water tank and electronic scales, described photoelectric sensor is arranged on described water meter limited block, described water meter limited block is used for fixing water meter, described photoelectric sensor is positioned at the top that plum blossom on water meter refers to, described photoelectric sensor is connected with described single-chip microcomputer signal; Described water tank is arranged on the top of described electronic scales, and the water inlet of described water tank is connected with the water side of water meter by pipeline, and the signal output part of described electronic scales is connected with described single-chip microcomputer signal.
2. water meter degree of accuracy pick-up unit according to claim 1, is characterized in that: described water tank is provided with loop exit.
3. water meter degree of accuracy pick-up unit according to claim 1, is characterized in that: also comprise the digital display screen be connected with described single-chip microcomputer.
4. water meter degree of accuracy pick-up unit according to claim 1, is characterized in that: described single-chip microcomputer adopts 80C51 single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521053740.8U CN205228598U (en) | 2015-12-15 | 2015-12-15 | Water gauge accuracy detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521053740.8U CN205228598U (en) | 2015-12-15 | 2015-12-15 | Water gauge accuracy detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205228598U true CN205228598U (en) | 2016-05-11 |
Family
ID=55903655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521053740.8U Expired - Fee Related CN205228598U (en) | 2015-12-15 | 2015-12-15 | Water gauge accuracy detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205228598U (en) |
-
2015
- 2015-12-15 CN CN201521053740.8U patent/CN205228598U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20181215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |