CN207528311U - A kind of water flow sensing unit testboard - Google Patents
A kind of water flow sensing unit testboard Download PDFInfo
- Publication number
- CN207528311U CN207528311U CN201721602254.6U CN201721602254U CN207528311U CN 207528311 U CN207528311 U CN 207528311U CN 201721602254 U CN201721602254 U CN 201721602254U CN 207528311 U CN207528311 U CN 207528311U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- water
- valve
- sensing unit
- angle pedestal
- 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.)
- Active
Links
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a kind of water flow sensing unit testboard, including：Major loop including water tank, water pump, flowmeter, the first angle pedestal valve, test interface, connects to form major loop above by the first pipeline；Voltage-withstand test circuit, including gas-liquid booster pump, the second angle pedestal valve, gas-liquid booster pump, the second angle pedestal valve are connected by the second pipeline, and gas-liquid booster pump is connect with water tank, and the second angle pedestal valve is connected by the first pipeline between the second pipeline and test interface and the first angle pedestal valve；Except water loop, including high-pressure air source, the first solenoid valve, high-pressure air source is arranged on by the first pipeline connection between third pipeline and the second angle pedestal valve and test interface, the first solenoid valve on third pipeline；Control system, control major loop, voltage-withstand test circuit, water removal loop works, control system are connect with water flow sensing unit to be measured.The utility model can realize the automation progress that water flow rotor frequency test, voltage-withstand test are carried out to water flow sensing unit.
Description
Technical field
The utility model is related to a kind of water flow sensing unit testboards.
Background technology
Water flow sensing unit refers to through the sensing to water flow and the flow of the signals such as output pulse signal or electric current, voltage
Induction instrument aratus is measured, the output of this signal linear scale into certain with water flow has corresponding reduction formula and comparison curves,
Therefore the management in terms of water control and flow rate calculation can be done, application is very extensive, when producing and application water flow sensing unit, needs
The performance of water flow sensing unit is tested, mainly see frequency of the water flow rotor under different flow, if in claimed range
Interior, general by the way of manual adjusting test in the prior art, working efficiency and precision are all very low, thus the utility model
A kind of water flow sensing unit testboard is provided.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of water flow sensing unit testboard.
Technical solution is used by the utility model solves its technical problem：
A kind of water flow sensing unit testboard, including：
Major loop including water tank, water pump, flowmeter, the first angle pedestal valve, test interface, is connected above by the first pipeline
Form major loop；
Voltage-withstand test circuit, including gas-liquid booster pump, the second angle pedestal valve, gas-liquid booster pump, the second angle pedestal valve pass through second
Pipeline connects, and gas-liquid booster pump connect with water tank, the second angle pedestal valve by the second pipeline and test interface and the first angle pedestal valve it
Between the first pipeline connection；
Except water loop, including high-pressure air source, the first solenoid valve, high-pressure air source passes through third pipeline and the second angle pedestal valve and survey
The first pipeline connection tried between mouth, the first solenoid valve are arranged on third pipeline；
Control system, control major loop, voltage-withstand test circuit, water removal loop works, control system are sensed with flow to be measured
Device connects.
The high-pressure air source output terminal is connect with gas-liquid booster pump by the 4th pipeline, and the second electricity is provided on the 4th pipeline
Magnet valve and pressure regulator valve.
The first pipeline between the flowmeter and water pump is connected by one the 4th pipeline with water tank, is set on the 4th pipeline
There are third angle pedestal valve and the first ball valve.
Fourth angle seat valve is provided on the first pipeline between the test interface and water tank.
The water tank is connected with water inlet pipe, and filter screen is provided on water inlet pipe, is provided in water tank into water floating ball, the water
Case is also associated with drainpipe, and the second ball valve is provided on drainpipe.
Be provided with pressure sensor on the first pipeline between the test interface and the first solenoid valve, pressure sensor with
Control system connects.
The test interface is also connect with water tank by the 5th pipeline, and the 5th angle pedestal valve and third are provided on the 5th pipeline
Ball valve.
The beneficial effects of the utility model are：Major loop can be in different water in the utility model using the above structure
The frequency of the water flow rotor in water flow sensing unit, through-hole master control system acquisition flow and frequency information are tested out under flow, with
Standard is compared, and judges whether water flow sensing unit meets the requirements；It voltage-withstand test circuit can be to the pressure-resistant performance of water flow sensing unit；
After testing a water flow sensing unit, remaining water in major loop and voltage-withstand test circuit is blown back by removing water loop
In water tank, avoid influencing the precision of test next time, above-mentioned action carries out automatically under control system control, staff only need by
Water flow sensing unit is mounted on test interface and connect the electric control part of water flow sensing unit with control system, very intelligently
It is convenient.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples：
Fig. 1 is the principle schematic of the utility model.
Specific embodiment
With reference to Fig. 1, the utility model is a kind of water flow sensing unit testboard, including：
Major loop, including water tank 1, water pump 2, flowmeter 3, the first angle pedestal valve 4, test interface 5, above by the first pipeline
Connection forms major loop；
Voltage-withstand test circuit, including gas-liquid booster pump 6, the second angle pedestal valve 7, gas-liquid booster pump 6, the second angle pedestal valve pass through
Two pipelines connect, and gas-liquid booster pump 6 is connect with water tank 1, and the second angle pedestal valve 7 passes through the second pipeline and test interface 5 and first jiao
The first pipeline connection between seat valve 4, the second angle pedestal valve 7 is closed when major loop is tested；
Except water loop, including high-pressure air source 8, the first solenoid valve 9, high-pressure air source 8 passes through third pipeline and the second angle pedestal valve 7
And the first pipeline connection between test interface 5, the first solenoid valve 9 are arranged on third pipeline；
Control system, control major loop, voltage-withstand test circuit, water removal loop works, control system are sensed with flow to be measured
Device connects；Pressure sensor 10, pressure sensing are provided on the first pipeline between 5 and first solenoid valve 9 of test interface
Device 10 is connect with control system.Major loop can test out under different water flows in the utility model using the above structure
The frequency of water flow rotor in water flow sensing unit, through-hole master control system acquisition flow and frequency information, are compared with standard,
Judge whether water flow sensing unit meets the requirements；It voltage-withstand test circuit can be to the pressure-resistant performance of water flow sensing unit；To a flow
After sensor test is complete, remaining water in major loop and voltage-withstand test circuit is blown back in water tank 1 by removing water loop, is avoided
The precision of test next time is influenced, above-mentioned action carries out automatically under control system control, and staff only need to be by water flow sensing unit
It is connect on test interface 5 and by the electric control part of water flow sensing unit with control system, very intelligence is convenient.
8 output terminal of high-pressure air source is connect with gas-liquid booster pump 6 by the 4th pipeline, and second is provided on the 4th pipeline
Solenoid valve 11 and pressure regulator valve 12, such high-pressure air source 8 can be as the power of gas-liquid booster pump 6, by controlling second solenoid valve
Whether 11 control gas-liquid booster pumps 6 work, by the way that pressure regulator valve 12 is controlled to control 6 output pressure size of gas-liquid booster pump, the second electricity
Pond valve and pressure regulator valve 12 are all automatically controlled by control system.
The first pipeline between the flowmeter 3 and water pump 2 is connected by one the 4th pipeline with water tank 1, on the 4th pipeline
It is provided with 13 and first ball valve 14 of third angle pedestal valve；When the utility model does not work, 13 and first ball valve 14 of third angle pedestal valve
In normally open, so as to water reflux tank 1, water pump 2 is protected；It is set on the first pipeline between the test interface 5 and water tank 1
It is equipped with fourth angle seat valve 15；The test interface 5 is also connect with water tank 1 by the 5th pipeline, and the 5th is provided on the 5th pipeline
Angle pedestal valve 16 and third ball valve 17, the first pipeline and the 5th pipeline between test interface 5 and water tank 1 are in parallel.
The water tank 1 is connected with water inlet pipe, and filter screen 18 is provided on water inlet pipe, is provided in water tank 1 into water floating ball 19,
The water tank 1 is also associated with drainpipe, and the second ball valve 20 is provided on drainpipe.By intaking, floating ball 19 is monitored in water tank 1
Water position status supplements water, and timing is discharged the water in water tank 1 by drainpipe, has replaced clean water by water inlet pipe.
When major loop works, the second angle pedestal valve 7, the first solenoid valve 9, third angle pedestal valve 13 are closed, the first angle pedestal valve 4,
Fourth angle seat valve 15 is opened, and water pump 2, which starts, starts to work, and the flow of different flow, control system note are exported by adjusting water pump 2
The frequency of water flow sensing unit water flow rotor under the flow of different flow to be measured under record, and make whether satisfactory judgement,
Fourth angle seat valve 15 can be selected to open still the 5th angle pedestal valve 16 and third ball valve 17 according to water flow size to open, Ke Yishi
The flowrate amplitude answered is larger, highly practical；
During voltage-withstand test loop works, the first solenoid valve 9, the first angle pedestal valve 4,15 and the 5th angle pedestal valve 16 of fourth angle seat valve
It closes, gas-liquid booster pump 6 is driven to export high-pressure fluid by high-pressure air source 8 and acted on water flow sensing unit, control system acquisition
Information on pressure sensor 10 feeds back voltage-withstand test result；
It is above-mentioned be completed after, the first solenoid valve 9, the second angle pedestal valve 7, the first angle pedestal valve 4, third angle pedestal valve 13, first
Ball valve 14 is opened, and fourth angle seat valve 15, the 5th angle pedestal valve 16 are closed, by high-pressure air source 8 by major loop and voltage-withstand test circuit
On residual moisture blow back water tank 1, it is avoided to influence measuring accuracy next time；
Above-mentioned motion flow whole process is carried out by control system auto-control, and staff only need to be by water flow sensing unit to be measured
It installs, it is very convenient.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent variations or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in the range set by the application claim.
Claims (7)
1. a kind of water flow sensing unit testboard, it is characterised in that including：
Major loop including water tank, water pump, flowmeter, the first angle pedestal valve, test interface, connects to be formed above by the first pipeline
Major loop；
Voltage-withstand test circuit, including gas-liquid booster pump, the second angle pedestal valve, gas-liquid booster pump, the second angle pedestal valve pass through the second pipeline
Connection, gas-liquid booster pump are connect with water tank, and the second angle pedestal valve passes through between the second pipeline and test interface and the first angle pedestal valve
First pipeline connects；
Except water loop, including high-pressure air source, the first solenoid valve, high-pressure air source is connect by third pipeline and the second angle pedestal valve and test
The first pipeline connection between mouthful, the first solenoid valve are arranged on third pipeline；
Control system, control major loop, voltage-withstand test circuit, water removal loop works, control system connect with water flow sensing unit to be measured
It connects.
2. a kind of water flow sensing unit testboard as described in claim 1, it is characterised in that the high-pressure air source output terminal and gas
Liquid booster pump is connected by the 4th pipeline, and second solenoid valve and pressure regulator valve are provided on the 4th pipeline.
3. a kind of water flow sensing unit testboard as described in claim 1, it is characterised in that between the flowmeter and water pump
First pipeline is connected by one the 4th pipeline with water tank, and third angle pedestal valve and the first ball valve are provided on the 4th pipeline.
4. a kind of water flow sensing unit testboard as described in claim 1, it is characterised in that between the test interface and water tank
The first pipeline on be provided with fourth angle seat valve.
5. a kind of water flow sensing unit testboard as described in claim 1, it is characterised in that the water tank is connected with water inlet pipe, into
Filter screen is provided on water pipe, is provided in water tank into water floating ball, the water tank is also associated with drainpipe, is provided on drainpipe
Second ball valve.
6. a kind of water flow sensing unit testboard as described in claim 1, it is characterised in that the test interface and the first electromagnetism
Pressure sensor is provided on the first pipeline between valve, pressure sensor is connect with control system.
7. a kind of water flow sensing unit testboard as claimed in claim 4, it is characterised in that the test interface is also logical with water tank
The connection of the 5th pipeline is crossed, the 5th angle pedestal valve and third ball valve are provided on the 5th pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602254.6U CN207528311U (en) | 2017-11-24 | 2017-11-24 | A kind of water flow sensing unit testboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602254.6U CN207528311U (en) | 2017-11-24 | 2017-11-24 | A kind of water flow sensing unit testboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207528311U true CN207528311U (en) | 2018-06-22 |
Family
ID=62580231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721602254.6U Active CN207528311U (en) | 2017-11-24 | 2017-11-24 | A kind of water flow sensing unit testboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207528311U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860441A (en) * | 2017-11-24 | 2018-03-30 | 中山市铧禧电子科技有限公司 | A kind of water flow sensing unit testboard |
| CN109596194A (en) * | 2019-01-30 | 2019-04-09 | 深圳市普颂电子有限公司 | Spinner flowmeter corrects system and bearing calibration |
| CN110726545A (en) * | 2019-10-29 | 2020-01-24 | 苏州贝亚特精密自动化机械有限公司 | Multifunctional valve detection system |
-
2017
- 2017-11-24 CN CN201721602254.6U patent/CN207528311U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860441A (en) * | 2017-11-24 | 2018-03-30 | 中山市铧禧电子科技有限公司 | A kind of water flow sensing unit testboard |
| CN107860441B (en) * | 2017-11-24 | 2023-12-12 | 中山市铧禧电子科技有限公司 | Water flow sensor test board |
| CN109596194A (en) * | 2019-01-30 | 2019-04-09 | 深圳市普颂电子有限公司 | Spinner flowmeter corrects system and bearing calibration |
| CN110726545A (en) * | 2019-10-29 | 2020-01-24 | 苏州贝亚特精密自动化机械有限公司 | Multifunctional valve detection system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207528311U (en) | A kind of water flow sensing unit testboard | |
| CN205139726U (en) | Can set for automatic liquid supplementation device of liquid level | |
| CN207816417U (en) | A kind of gas turbine meter detection device | |
| CN108195605A (en) | A kind of water pump flow production line intelligence on-line checking testing stand | |
| CN106935125A (en) | Fluid flow resistance and flow measurement self assembly experimental provision and its application method | |
| CN103175591B (en) | Hand automatic tank gauge calibrating installation | |
| CN203955051U (en) | A kind of ultrafilter leakage detection apparatus | |
| CN104154960A (en) | Hall-effect large-diameter pipeline flowmeter | |
| CN204064392U (en) | A kind of bubble method liquid level emasuring device | |
| CN206540595U (en) | A kind of online small-bore fluid flowmeter calibration system | |
| CN207301061U (en) | Glue-making tank-reactor glue acidity and viscosity on-line monitoring system | |
| CN107860441A (en) | A kind of water flow sensing unit testboard | |
| CN201507434U (en) | Laboratory water purifier water purification pump testing device | |
| CN208140341U (en) | A kind of flow resistance test platform | |
| CN202720028U (en) | Detecting device for high-pressure water meter | |
| CN205680008U (en) | A kind of strongly corrosion liquid flow control system | |
| CN203599143U (en) | Automatic cleaning device of natural gas flowmeters | |
| CN208805236U (en) | Redundant precession vortex flowmeter | |
| CN205748558U (en) | Gas flow standard device | |
| CN207458435U (en) | Fluid flow resistance and flow measurement self assembly experimental provision | |
| CN206148048U (en) | Take viewing device's fluid machinery experimental facilities | |
| CN206387478U (en) | A kind of oiling machine flow meter performance testing device | |
| CN207779851U (en) | A kind of novel oil reservoir crude oil fluidity test device | |
| CN206387473U (en) | A kind of oil pump flow test device | |
| CN204802143U (en) | Portable filling metering device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |