CN202339227U - Portable water meter indication error detection device - Google Patents

Portable water meter indication error detection device Download PDF

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Publication number
CN202339227U
CN202339227U CN2011205283475U CN201120528347U CN202339227U CN 202339227 U CN202339227 U CN 202339227U CN 2011205283475 U CN2011205283475 U CN 2011205283475U CN 201120528347 U CN201120528347 U CN 201120528347U CN 202339227 U CN202339227 U CN 202339227U
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CN
China
Prior art keywords
water
computer system
portable
tank
frequency converter
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
Application number
CN2011205283475U
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Chinese (zh)
Inventor
张泽宏
张松
王硕
赵开键
徐健
刘亚辉
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Chongqing Academy of Metrology and Quality Inspection
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Chongqing Academy of Metrology and Quality Inspection
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN2011205283475U priority Critical patent/CN202339227U/en
Application granted granted Critical
Publication of CN202339227U publication Critical patent/CN202339227U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a portable water meter indication error detection device, comprising a movable frame as well as a water tank, a water pump, a voltage stabilizing tank, a turbine flowmeter, an electromagnetic valve, a computer system and a frequency converter which are arranged on the movable frame; the water inlet of the water pump is communicated with the water tank, and the water outlet of the water pump is communicated with the voltage stabilizing tank; the water outlet of the voltage stabilizing tank and the water inlet of the turbine flowmeter are respectively connected with the inlet and the outlet of a water meter to be detected through hoses; the water outlet of the turbine flowmeter is connected with the water inlet of the electromagnetic valve, and the water outlet of the electromagnetic valve is communicated with the water tank; and the turbine flowmeter and the electromagnetic valve are connected with the computer system, a signal output terminal of the computer system is connected with the frequency converter, and the frequency converter is connected with the water pump. The portable water meter indication error detection device can detect indication errors of the water meter under different environment conditions on the basis of a real object simulation environment. The portable water meter indication error detection device disclosed by the utility model has the advantages of being portable, converting frequency to automatically control flow and automatically acquiring data and is more applicable to use movably or in field.

Description

Portable water meter error of indication pick-up unit
Technical field
The utility model relates to a kind of measuring and testing device, relates in particular to a kind of volumetric glass calibrating installation.
Background technology
Water meter is to be used to measure the flow metering utensil of closed conduct clean water of flowing through.Carrying out under the situation that Every household has an ammeter at present, the trade settlement of the water consumption between water-supplying unit and the user is to use the metering of water meter to be foundation with the family.As one of six big people's livelihood measurement instruments, whether the metering of water meter accurately is related to water-supplying unit and user's vital interests.But; Water meter environment in use is comparatively complicated; Particularly be installed in outdoor or portable water meter, stand ectocines such as bigger humiture variation, rainwater, transportation vibration and electromagnetic interference environment, these factors will exert an influence to the water meter measurement performance in varying degrees.
The utility model content
To the above-mentioned weak point that exists in the prior art, the utility model provides a kind of portable water meter error of indication pick-up unit.This device can be on the basis of physical object simulating environment, and the error of indication of water meter under the varying environment condition is detected.Advantages such as that this device has is portable, frequency conversion automatic control flow, automatic data collection are fit to more move and use or on-the-spot the use.
The purpose of the utility model is achieved in that portable water meter error of indication pick-up unit, comprises movable stand and is installed in water tank, water pump, buffer tank, turbo flow meter, solenoid valve, department of computer science on the movable stand frequency converter of unifying; The water inlet of said water pump is communicated with water tank, and the water delivering orifice of water pump is communicated with buffer tank; The water delivering orifice of said buffer tank and the water inlet of turbo flow meter respectively through flexible pipe be connected with outlet by the import of water gauge; The water delivering orifice of said turbo flow meter is connected with the water inlet of solenoid valve, and the water delivering orifice of solenoid valve is communicated with water tank; Said turbo flow meter is connected with computer system with solenoid valve, and the signal output part of said computer system connects frequency converter, and frequency converter is connected with water pump.
As a kind of preferred version of the utility model, this device also comprises control module, and said control module is serially connected between computer system and the frequency converter.
As the another kind of preferred version of the utility model, this device also comprises test module, and said test module is serially connected between turbo flow meter and the computer system.
As a kind of improvement project of the utility model, this device also comprises power-supply controller of electric, and said power-supply controller of electric is serially connected between solenoid valve and the computer system.
As the another kind of improvement project of the utility model, said buffer tank is provided with tensimeter and vent valve.
The beneficial effect of the utility model is: this device can be on the basis of physical object simulating environment, and the error of indication of (like humiture variation, rainwater, transportation vibration and electromagnetic interference environment etc.) water meter under the varying environment condition is detected.This device can carry out reality stream and detect automatically in the enclosure space of the big scale fixed equipments of simulated field environment for use, like high-low temperature test chamber, anechoic chamber,, transport test platform, salt fog test chamber etc.; Also can detect at the long water meter use scene of inconvenient water stopping time.Advantages such as that this device has is portable, frequency conversion automatic control flow, automatic data collection are fit to more move and use or on-the-spot the use.
Description of drawings
Fig. 1 is the structural representation of portable water meter error of indication pick-up unit;
Fig. 2 is the control module schematic diagram;
Fig. 3 is the test module schematic diagram;
Fig. 4 is a software design block diagram in the computer system.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done to describe in further detail.
As shown in Figure 1; Portable water meter error of indication pick-up unit comprises movable stand and is installed in water tank 1, water pump 2, buffer tank 3, turbo flow meter 4, solenoid valve 5, computer system 6, frequency converter 7, control module 9, test module 10 and the power-supply controller of electric 11 on the movable stand.The water inlet of water pump 2 and 1 interior connection of water tank, the water delivering orifice of water pump 2 is through being communicated with in water pipe and the buffer tank 3.The water delivering orifice of buffer tank 3 passes through flexible pipe and is connected by the import of water gauge 8, and the water inlet of turbo flow meter 4 passes through flexible pipe and is connected by the outlet of water gauge 8.The water delivering orifice of turbo flow meter 4 is connected with the water inlet of solenoid valve 5 through water pipe, and the water delivering orifice of solenoid valve 5 is through water pipe and 1 interior connection of water tank.Turbo flow meter 4 is connected with computer system 6 with solenoid valve 5, and test module 10 is serially connected between turbo flow meter 4 and the computer system 6, and power-supply controller of electric 11 is serially connected between solenoid valve 5 and the computer system 6.The signal output part of computer system 6 connects frequency converter 7, and frequency converter 7 is connected with water pump 2, and control module 9 is serially connected between computer system 6 and the frequency converter 7.Buffer tank 3 is provided with tensimeter 12 and vent valve 13.
Fig. 2 is the control module schematic diagram, and Fig. 3 is the test module schematic diagram, and Fig. 4 is a software design block diagram in the computer system.When using this portable water meter error of indication pick-up unit, can operate according to the step of Fig. 4.
In order to make this water meter error of indication pick-up unit reach removable, portable requirement, roller is installed in the bottom of movable stand.Water tank 1, buffer tank 3, frequency converter 7, water pump 2 and the solenoid valve 5 etc. that are installed on the movable stand can move with movable stand; And will be placed in the confined spaces such as high-low temperature test chamber, anechoic chamber, by water gauge 8 parts.Adopted flexible pipe to be connected by the import and export of water gauge 8, the size design thinking of buffer tank 3 is one-time detection water consumptions, because at device maximum flow 14m 3Its detection water consumption of the left and right sides is the flow of 1min, i.e. 233L.Present embodiment is taken this as a foundation, and has designed a buffer tank that diameter is DN600mm, high 1000mm, and is equipped with precision pressure gauge 12 and vent valve 13.Solenoid valve 5 being installed by the tail end of water gauge 8, can avoid with manually operated control valve flow control starting from low to high, reach the purpose that under the fixed point flow, detects.
This portable water meter error of indication pick-up unit makes the water meter of 6 kinds of specifications such as DN15mm, DN20mm, DN25mm, DN32mm, DN40mm, DN50mm can in enclosure spaces such as high-low temperature test chamber, anechoic chamber,, carry out the test of reality stream.Can be applicable to on-the-spot the detection or vehicle-mounted detection simultaneously, for being inconvenient to dismantle or cut off the water water meter of a specified duration such as critical point water meter etc. carry out the scene detection.Advantages such as the portability that portable water meter error of indication pick-up unit has, operability, controllability, device can carry out the detection of the water meter error of indication on enclosure space or wheeled apparatus.In the fairness that has guaranteed trade settlement, also the metering performance data are provided for relevant supervision department.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the aim and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.

Claims (5)

1. portable water meter error of indication pick-up unit is characterized in that: comprise movable stand and be installed in water tank (1), water pump (2), buffer tank (3), turbo flow meter (4), solenoid valve (5), computer system (6) and the frequency converter (7) on the movable stand; The water inlet of said water pump (2) is communicated with water tank (1), and the water delivering orifice of water pump (2) is communicated with buffer tank (3); The water inlet of the water delivering orifice of said buffer tank (3) and turbo flow meter (4) respectively through flexible pipe with by the import of water gauge (8) with the outlet be connected; The water delivering orifice of said turbo flow meter (4) is connected with the water inlet of solenoid valve (5), and the water delivering orifice of solenoid valve (5) is communicated with water tank (1); Said turbo flow meter (4) is connected with computer system (6) with solenoid valve (5), and the signal output part of said computer system (6) connects frequency converter (7), and frequency converter (7) is connected with water pump (2).
2. portable water meter error of indication pick-up unit according to claim 1 is characterized in that: also comprise control module (9), said control module (9) is serially connected between computer system (6) and the frequency converter (7).
3. portable water meter error of indication pick-up unit according to claim 1 is characterized in that: also comprise test module (10), said test module (10) is serially connected between turbo flow meter (4) and the computer system (6).
4. portable water meter error of indication pick-up unit according to claim 1 is characterized in that: also comprise power-supply controller of electric (11), said power-supply controller of electric (11) is serially connected between solenoid valve (5) and the computer system (6).
5. according to the described portable water meter error of indication pick-up unit of each claim in the claim 1 to 4, it is characterized in that: said buffer tank (3) is provided with tensimeter (12) and vent valve (13).
CN2011205283475U 2011-12-16 2011-12-16 Portable water meter indication error detection device Expired - Fee Related CN202339227U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205283475U CN202339227U (en) 2011-12-16 2011-12-16 Portable water meter indication error detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205283475U CN202339227U (en) 2011-12-16 2011-12-16 Portable water meter indication error detection device

Publications (1)

Publication Number Publication Date
CN202339227U true CN202339227U (en) 2012-07-18

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103499376A (en) * 2013-10-05 2014-01-08 浙江省计量科学研究院 Durability test device and method for hot water meters
CN103968919A (en) * 2013-01-30 2014-08-06 宁波水科电子科技有限公司 Equipment and method for metering and automatically calibrating electronic water meter in production process
CN104482994A (en) * 2014-11-25 2015-04-01 丹东科泰仪器仪表有限公司 Mass method/standard meter method micro-flow water flow standard device
CN108007533A (en) * 2017-11-27 2018-05-08 安徽省锐凌计量器制造有限公司 Turbine flow sensor's detecting system
CN112179459A (en) * 2020-09-30 2021-01-05 湖南常德牌水表制造有限公司 Water meter load detection device for simulating water meter use environment

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103968919A (en) * 2013-01-30 2014-08-06 宁波水科电子科技有限公司 Equipment and method for metering and automatically calibrating electronic water meter in production process
CN103499376A (en) * 2013-10-05 2014-01-08 浙江省计量科学研究院 Durability test device and method for hot water meters
CN104482994A (en) * 2014-11-25 2015-04-01 丹东科泰仪器仪表有限公司 Mass method/standard meter method micro-flow water flow standard device
CN104482994B (en) * 2014-11-25 2017-07-28 丹东科泰仪器仪表有限公司 A kind of mass method/method of standard table tiny flow quantity water flow standard apparatus
CN108007533A (en) * 2017-11-27 2018-05-08 安徽省锐凌计量器制造有限公司 Turbine flow sensor's detecting system
CN112179459A (en) * 2020-09-30 2021-01-05 湖南常德牌水表制造有限公司 Water meter load detection device for simulating water meter use environment
CN112179459B (en) * 2020-09-30 2023-12-05 湖南常德牌水表制造有限公司 Water meter load detection device for simulating water meter use environment

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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: 20120718

Termination date: 20141216

EXPY Termination of patent right or utility model