CN206177421U - Check -up calibrating installation that full -automatic parallel connected meter is withstand voltage - Google Patents
Check -up calibrating installation that full -automatic parallel connected meter is withstand voltage Download PDFInfo
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- CN206177421U CN206177421U CN201621215370.8U CN201621215370U CN206177421U CN 206177421 U CN206177421 U CN 206177421U CN 201621215370 U CN201621215370 U CN 201621215370U CN 206177421 U CN206177421 U CN 206177421U
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Abstract
The utility model relates to a check -up calibrating installation that full -automatic parallel connected meter is withstand voltage, including water gauge detection device, proximity switch, automatic assembly line and the withstand voltage test table that examines, the withstand voltage test table of examining on install ten water gauge detection device in proper order, be parallel between this water gauge detection device and link together, automatic assembly line is installed in the withstand voltage test table of examining, and proximity switch is located one side of automatic assembly line, water gauge detection device include water meter verification basis mechanism, pressurize mechanism, pressure regulating device, manual protection device, pressure reading device, test pipeline section and control system, the utility model has the advantages of examine and determine efficient, the precision is high to can cooperate the streamlined production mode.
Description
Technical field
This utility model belongs to water meter resistance test technical field, more particularly to a kind of pressure verification of full-automatic parallel connected meter
Assay device.
Background technology
Water meter is widely used in the industries such as tap water, heating power, chemical industry, and the enterprise or metrological service for producing water meter is needed to these
The error of indication of water meter carries out performance detecting according to the code that relevant departments formulate.The pressure verification of wherein water meter can not only be examined
The sealing of hydraulic pressure and water meter is surveyed, the safety glass of wet-type meter and watermeter shell performance can also be tested.At present
Water meter is pressure, and production verifying work is all to rely on manually to come to carry out water meter clamping, verification, calculate record and unload table work, its work
Make efficiency very low, and manually need to close liquid level stabilizing in valve wait standard measuring device when pressure registration is read, these
The stability in start and stop stage, calibration precision will all be affected by water gauge indicating graduation resolution and artificial origin.This calibrating
Numerous defects such as workload that mode is present is big, efficiency is low, precision is low, personal error is big, verification result is not objective are apparent.
The content of the invention
The purpose of this utility model is to overcome the shortcomings of that prior art is present, and provides a kind of calibrating efficiency height, precision
Height, and the pressure verification assay device of full-automatic parallel connected meter of production line balance pattern can be coordinated.
The purpose of this utility model by following technical solution completing, including water meter detection means, proximity switch,
Automatic assembly line and resistance test platform, are sequentially installed with ten water meter detection means, the water meter on described resistance test platform
Link together in parallel way between detection means；Automatic assembly line is arranged in resistance test platform, and proximity switch is located at certainly
The side of dynamicization streamline；Described water meter detection means includes water meter calibration fundamental mechanism, pressure-keeping mechanism, pressure regulating device, handss
Dynamic protection device, pressure reading device, test pipeline section and control system；The water meter calibration fundamental mechanism includes testing pipeline section P1
With the test pipeline section for treating that water gauge L1 and electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3 spaced series are constituted, water gauge L1 is treated per block
One pressure reading device of correspondence；The pressure-keeping mechanism is constituted by treating water gauge L1 and electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3；
The pressure regulating device is hydraulic pressure to be adjusted by overflow valve and provide pressure to test pipeline section P1；The manual protecting
Be pipeline maintenance to be carried out by closing manual ball valve K1, and be connected on into before water electromagnetism diaphragm valve A1；The pressure reads
Device includes pressure transducer N1 and digital pressure transducer M1；Water source is introduced by the test pipeline section P1 front ends by variable frequency pump
Pipeline, test pipeline section P1 tail ends introduce the water into recovery tank by pipeline；The control system and each electromagnetic valve, pressure reading device
Electric wire connects.
Preferably, also include the drainage mechanism controlled by control system, the drainage mechanism include being successively set on
Electromagnetism diaphragm valve A4, two-position two-way solenoid valve Z1 on the pipeline of test pipeline section P1 front ends connection, three linked piece, air compressor machine, this three
Connection part is made up of filter, air relief valve, oil sprayer.
Preferably, described water meter calibration fundamental mechanism also includes standard water source device, variable frequency pump, electromagnetism diaphragm of intaking
Valve A1 and clamp water meter before and after cylinder chuck X1, the pipeline by standard water source device, variable frequency pump, treat water gauge L1 and test
Pipeline section P1 is sequentially communicated, and the water inlet electromagnetism diaphragm valve A1 is by control system control, and is arranged on the pipeline of head end connection.
Preferably, described pressure-keeping mechanism is by treating water gauge L1 and electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3 and electromagnetism
Diaphragm valve A2, the intermediate duct of electromagnetism diaphragm valve A3 and two cylinder chuck X1 are constituted, and two cylinder chuck X1 are respectively with two
Individual two-position-five-way solenoid valve Y1 connections.
Preferably, it is described including overflow valve and recovery tank, hydraulic pressure is adjusted by overflow valve and to testing tube
Section P1 provides pressure, and the overflow valve is by pipeline connection after variable frequency pump.
Preferably, described pressure reading device includes pressure transducer N1 and digital pressure transducer M1, the pressure
Force transducer N1 is may be provided on any one section of test pipeline section of pressure-keeping mechanism；The digital pressure transducer M1 is to pass pressure
The signal of sensor N1 is amplified and is sent to control system.
Preferably, described control system combines the industrial automation of scene PLC controls using computer long-distance control
Mechanism or the Single-chip Controlling mechanism based on embedded system.
The beneficial effects of the utility model are：This utility model replaces traditional ball by the electromagnetism diaphragm valve of high life
Valve, not only substantially increases the service life of equipment, more effectively solves the problems, such as to test pipeline section leakage pressure, after pressure verification
Treat that water gauge needs to carry out the sorting work of transport of the timely draining in order to water meter on streamline and unqualified water meter, this
Utility model by drain solenoid valve, three linked piece and air operated mechanism into drainage mechanism efficiently and effectively to verification after water meter enter
Drainage works are gone；To different size, different model, this utility model can pass through to change cylinder chuck treats that water gauge is carried out
Verification；Full-automatic parallel connected meter of the present utility model is pressure, and verification assay device realizes the automatic of calibration process by control system
Change, control system can adopt computer long-distance control to combine the industrial automation mechanism of scene PLC controls or with embedded
Single-chip Controlling mechanism based on system is controlled to realize full-automatic calibration；Realize water meter certainly by streamline positioner
Dynamic positioning and clamping simultaneously starts resistance test program, is sequentially completed water flowing aerofluxuss-pressure regulation-pressurize-pressure reading-draining, inspection
Surely after terminating by calibrating software calculate verification result by code automatically and preserve, with calibrating data query, amendment, statistics,
The perfect database functions such as printing.
Description of the drawings
Fig. 1 is resistance test schematic diagram of the present utility model.
Fig. 2 is pressure verification assay device structural representation of the present utility model.
Label in accompanying drawing is respectively：1st, variable frequency pump；2nd, overflow valve；3rd, three linked piece；4th, air compressor machine；5th, recovery tank；6th, connect
It is near to switch；7th, automatic assembly line；8th, resistance test platform；9th, water meter detection means；31st, filter；32nd, air relief valve；33rd, mist of oil
Device.
Specific embodiment
Detailed introduction is done to this utility model below in conjunction with accompanying drawing：As shown in accompanying drawing 1,2, this utility model includes water
Table detection means 9, proximity switch 6, automatic assembly line 7 and resistance test platform 8, are installed on described resistance test platform 8 successively
There are ten water meter detection means 9, link together in parallel way between the water meter detection means 9；Automatic assembly line 7 is arranged on
In resistance test platform 8, proximity switch 6 is located at the side of automatic assembly line 7；Described water meter detection means 9 includes that water meter is examined
Determine fundamental mechanism, pressure-keeping mechanism, pressure regulating device, manual protecting, pressure reading device, test pipeline section and control system；Institute
Stating water meter calibration fundamental mechanism includes testing pipeline section P1 and treats water gauge L1 with electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3 interval string
Joint group into test pipeline section, treat per block water gauge L1 correspondence one pressure reading device；The pressure-keeping mechanism is by treating water gauge L1
Constitute with electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3；The pressure regulating device is hydraulic pressure to be adjusted by overflow valve 2 and to survey
Test tube section P1 provides pressure；When the manual protecting refers to that circuit failure occurs, can be carried out by closing manual ball valve K1
Pipeline is overhauled, and manual ball valve K1 is connected on into before water electromagnetism diaphragm valve A1；The pressure reading device includes pressure sensing
Device N1 and digital pressure transducer M1；Pipeline section P1 is tested by variable frequency pump 1 by water source introduction pipeline in the test pipeline section P1 front ends
Tail end introduces the water into recovery tank 5 by pipeline；The control system is connected with each electromagnetic valve, pressure reading device electric wire；Also wrap
The drainage mechanism controlled by control system is included, the drainage mechanism includes being successively set on the pipe connected with test pipeline section P1 front ends
Electromagnetism diaphragm valve A4 on road, two-position two-way solenoid valve Z1, three linked piece 3, air compressor machine 4, the three linked piece 3 is by filter 31, decompression
Valve 32, oil sprayer 33 are constituted.
Described water meter calibration fundamental mechanism also includes standard water source device, variable frequency pump 1, water inlet electromagnetism diaphragm valve A1 and folder
Cylinder chuck X1 before and after tight water meter, the pipeline by standard water source device, variable frequency pump 1, treat water gauge L1 and test pipeline section P1
It is sequentially communicated, the water inlet electromagnetism diaphragm valve A1 is by control system control, and is arranged on the pipeline of head end connection.
Described pressure-keeping mechanism by treat water gauge L1 and electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3 and electromagnetism diaphragm valve A2,
The intermediate duct of electromagnetism diaphragm valve A3 and two cylinder chuck X1 are constituted, two cylinder chuck X1 respectively with two two-position five-ways
Electromagnetic valve Y1 connects；The realization of its pressure holding function is depended on treats electromagnetism diaphragm valve A2 before and after water gauge L1, electromagnetism diaphragm
Valve A3；When carry out voltage-withstand test will intake electromagnetism diaphragm valve A1 close after, by pressure-keeping mechanism come to treat that water gauge L1's is pressure
Verification provides continual and steady pressure.
It is described including overflow valve 2 and recovery tank 5, hydraulic pressure is adjusted by overflow valve 2 and is carried to test pipeline section P1
For stable pressure, the overflow valve 2 is by pipeline connection after variable frequency pump 1.
Described pressure reading device includes pressure transducer N1 and digital pressure transducer M1, the pressure transducer N1
May be provided on any one section of test pipeline section of pressure-keeping mechanism；The digital pressure transducer M1 is by the letter of pressure transducer N1
Number it is amplified and is sent to control system.
Described control system adopt computer long-distance control combine scene PLC control industrial automation mechanism or with
Single-chip Controlling mechanism based on embedded system, its Main Function are to control water inlet electromagnetism diaphragm valve A1, the electricity of pressure-keeping mechanism
Magnetic film plate valve A2, electromagnetism diaphragm valve A3, the electromagnetism diaphragm valve A4 and two-position two-way solenoid valve Z1 of drainage mechanism and cylinder chuck
The two-position-five-way solenoid valve Y1 of X1.
Concrete operation step of the present utility model is as follows：
The original state of full-automatic parallel connected meter of the present utility model is pressure verification assay device：Manual ball valve K1-K10 is protected
Hold normally opened, ten groups of electromagnetism diaphragm valve A1-A4, B1-B4 ... J1-J4 are turned off (i.e. dead electricity), two-position-five-way solenoid valve Y1-Y10
It is turned off so that ten sets of cylinder chuck X1-X10 keep returns state, two-position two-way solenoid valve Z1-Z10 to be turned off.
Treat that water gauge L1-L10 does pressure verification calibrating as one group with ten, treat water gauge L1 with automatization's flowing water when first
When line 7 is transported to 6 position of proximity switch, the proximity switch 6 sends signal to operating system, stops automatic assembly line 7
Run so as to realize treating being accurately positioned for water gauge L1-L10.Then two-position-five-way solenoid valve Y1-Y10, ten sets of cylinder folders are opened
Head X1-X10 stretches out and holds out against the front and back end portses for treating water gauge L1-L10 successively.
Treat that water gauge L1 detections start：Water inlet electromagnetism diaphragm valve A1, electromagnetism diaphragm valve A2, electromagnetism are opened by control system
Diaphragm valve A3 and variable frequency pump 1, after keeping water flowing duration 10s, close water inlet electromagnetism diaphragm valve A1, electromagnetism diaphragm valve A2, electromagnetic membrane
To ensure to test the pressure of pipeline section P1, the pressure value analog quantity for after pressurize 10s reading pressure transducer N1 sends plate valve A3
To pressure transmitter M1, then judge whether the water meter pressure calibrating qualified and make data record by differential technique by control system.
After voltage-withstand test is finished, two-position two-way solenoid valve Z1 is first opened, electromagnetism diaphragm valve A4 and electromagnetism diaphragm valve A3 after 5s, is opened again
Ventilation draining is carried out, draining duration 5s is kept, then is sequentially switched off two-position two-way solenoid valve Z1 and electromagnetism diaphragm valve A4.First is treated
Water gauge L1 is pressure, and calibrating is finished.
Treat that water gauge L2 detections start：Water inlet electromagnetism diaphragm valve B1, electromagnetism diaphragm valve B2, electromagnetism are opened by control system
Diaphragm valve B3 and variable frequency pump 1, after keeping water flowing duration 10s, close water inlet electromagnetism diaphragm valve B1, electromagnetism diaphragm valve B2, electromagnetic membrane
To ensure to test the pressure of pipeline section P2, the pressure value analog quantity for after pressurize 10s reading pressure transducer N2 sends plate valve B3
To pressure transmitter M2, then judge whether the water meter pressure calibrating qualified and note down by differential technique by control system.It is pressure
After being completed, two-position two-way solenoid valve Z2 is first opened, opening electromagnetism diaphragm valve B4 and electromagnetism diaphragm valve B3 after 5s again is carried out
Ventilation draining, keeps draining duration 5s, then sequentially switches off two-position two-way solenoid valve Z2 and electromagnetism diaphragm valve B4.First water to be checked
Table L2 is pressure, and calibrating is finished.
Detection ordering treats that until the tenth the pressure calibratings of water gauge L10 are finished according to this.It is last to close two by control system
Five-way electromagnetic valve Y1-Y10 makes cylinder chuck X1-X10 while returning, and automatic assembly line 7 starts, and turns off electromagnetism diaphragm valve
A1-J1, A2-J2, A3-J3 return to pressure calibrating original state.
This utility model is not limited to above-mentioned embodiment, no matter constitute in its shape or material making any change, all
It is, using structure design provided by the utility model, to be all a kind of deformation of the present utility model, be considered as new in this practicality
Within type protection domain.
Claims (7)
1. the pressure verification assay device of a kind of full-automatic parallel connected meter, including water meter detection means (9), proximity switch (6), automatically
Change streamline (7) and resistance test platform (8), it is characterised in that：Ten water meters are sequentially installed with described resistance test platform (8)
Detection means (9), links together in parallel way between the water meter detection means (9)；Automatic assembly line (7) is installed in pressure
In monitor station (8), side of the proximity switch (6) positioned at automatic assembly line (7)；Described water meter detection means (9) is including water
Table examines and determine fundamental mechanism, pressure-keeping mechanism, pressure regulating device, manual protecting, pressure reading device, test pipeline section and manipulation system
System；The water meter calibration fundamental mechanism includes testing pipeline section P1 and treats water gauge L1 and electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3
The test pipeline section of spaced series composition, treats water gauge L1 one pressure reading device of correspondence per block；The pressure-keeping mechanism is by be checked
Water meter L1 and electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3 are constituted；The pressure regulating device is hydraulic pressure to be adjusted by overflow valve (2)
Save and pressure is provided to test pipeline section P1；The manual protecting is to carry out pipeline maintenance by closing manual ball valve K1, and
It is connected on into before water electromagnetism diaphragm valve A1；The pressure reading device includes pressure transducer N1 and digital pressure transducer
M1；The test pipeline section P1 front ends by water source introduction pipeline, are tested pipeline section P1 tail ends and are drawn water by pipeline by variable frequency pump (1)
Enter recovery tank (5)；The control system is connected with each electromagnetic valve, pressure reading device electric wire.
2. the pressure verification assay device of full-automatic parallel connected meter according to claim 1, it is characterised in that：Also include by grasping
The drainage mechanism of control system control, the drainage mechanism include being successively set on the pipeline connected with test pipeline section P1 front ends
Electromagnetism diaphragm valve A4, two-position two-way solenoid valve Z1, three linked piece (3), air compressor machine (4), the three linked piece (3) by filter (31), subtract
Pressure valve (32), oil sprayer (33) composition.
3. the pressure verification assay device of full-automatic parallel connected meter according to claim 1, it is characterised in that：Described water meter
Calibrating fundamental mechanism also includes standard water source device, variable frequency pump (1), the cylinder in front and back of intake electromagnetism diaphragm valve A1 and clamping water meter
Chuck X1, the pipeline by standard water source device, variable frequency pump (1), treat water gauge L1 and test pipeline section P1 be sequentially communicated, it is described enter
Water power magnetic film plate valve A1 is by control system control, and is arranged on the pipeline of head end connection.
4. the pressure verification assay device of full-automatic parallel connected meter according to claim 1, it is characterised in that：Described pressurize
Mechanism is by treating water gauge L1 and electromagnetism diaphragm valve A2, electromagnetism diaphragm valve A3 and electromagnetism diaphragm valve A2, the centre of electromagnetism diaphragm valve A3
Pipeline and two cylinder chuck X1 are constituted, and two cylinder chuck X1 are connected with two two-position-five-way solenoid valve Y1 respectively.
5. the pressure verification assay device of full-automatic parallel connected meter according to claim 1, it is characterised in that：Described includes
Overflow valve (2) and recovery tank (5), are adjusted to hydraulic pressure by overflow valve (2) and provide pressure to test pipeline section P1, described to overflow
Stream valve (2) is by pipeline connection after variable frequency pump (1).
6. the pressure verification assay device of full-automatic parallel connected meter according to claim 1, it is characterised in that：Described pressure
Reading device includes that pressure transducer N1 and digital pressure transducer M1, the pressure transducer N1 may be provided at pressure-keeping mechanism
On any one section of test pipeline section；The digital pressure transducer M1 is to be amplified to be sent to behaviour by the signal of pressure transducer N1
Control system.
7. the pressure verification assay device of full-automatic parallel connected meter according to claim 1, it is characterised in that：Described manipulation
System adopts computer long-distance control to combine the industrial automation mechanism of scene PLC controls or the list based on embedded system
Piece machine controlling organization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621215370.8U CN206177421U (en) | 2016-11-11 | 2016-11-11 | Check -up calibrating installation that full -automatic parallel connected meter is withstand voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621215370.8U CN206177421U (en) | 2016-11-11 | 2016-11-11 | Check -up calibrating installation that full -automatic parallel connected meter is withstand voltage |
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| Publication Number | Publication Date |
|---|---|
| CN206177421U true CN206177421U (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621215370.8U Active CN206177421U (en) | 2016-11-11 | 2016-11-11 | Check -up calibrating installation that full -automatic parallel connected meter is withstand voltage |
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| CN (1) | CN206177421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643988A (en) * | 2016-11-11 | 2017-05-10 | 杭州水表有限公司 | Dielectric strength tester of full-automatic parallel water meter |
-
2016
- 2016-11-11 CN CN201621215370.8U patent/CN206177421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643988A (en) * | 2016-11-11 | 2017-05-10 | 杭州水表有限公司 | Dielectric strength tester of full-automatic parallel water meter |
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