CN207991747U - A kind of full-automatic pressure sensor batch detection calibration console - Google Patents
A kind of full-automatic pressure sensor batch detection calibration console Download PDFInfo
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- CN207991747U CN207991747U CN201721900800.4U CN201721900800U CN207991747U CN 207991747 U CN207991747 U CN 207991747U CN 201721900800 U CN201721900800 U CN 201721900800U CN 207991747 U CN207991747 U CN 207991747U
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Abstract
The utility model provides a kind of full-automatic pressure sensor batch detection calibration console, including：Voltage-regulating system, measured position pressure testboard and normal bit pressure testboard, wherein measured position pressure testboard and normal bit pressure testboard is in parallel, voltage-regulating system includes regulator and at least one decompressor, regulator includes pressure regulator valve and the 4th valve, pressure regulator valve one end is connect by pipeline with pressure gas source, the pressure regulator valve other end is equipped with the 4th valve, the pressure regulator valve other end is connect with measured position pressure testboard and normal bit pressure testboard respectively by pipeline, decompressor includes pressure reducing valve and valve, pressure reducing valve one end is connect by pipeline with pressure gas source, the pressure reducing valve other end is equipped with valve, the pressure reducing valve other end is connect with measured position pressure testboard and normal bit pressure testboard respectively by pipeline.The utility model reduces operating personnel's quantity, shortens and examine the time of calibration, improve flowmeter production efficiency, meets production demand.
Description
Technical field
The utility model is related to gas flowmeter detection technique fields, more particularly, to a kind of full-automatic pressure sensor batch
Measure testing calibration platform.
Background technology
Gas flowmeter in process of production, especially for temperature and pressure compensation type flowmeter, flowmeter pressure sensor
Test be an important detection unit.And in the batch production process of temperature and pressure compensation type flowmeter, pressure sensor
Calibration is again one than relatively time-consuming work.
Presently the most universal method is exactly separate unit pressure sensor manual pressure, and each adjusts multiple calibrating points, and
Each pressure point manual calibration is exported.The method time and effort consuming, it is less efficient.
Also other methods are more pressure sensors manual pressures simultaneously, and more adjust multiple calibrating points simultaneously, each
A pressure spot successively exports detected pressure sensor manual calibration, process saves the detected pressure sensing of a part
It is the time of the disassembly process of device, but calibration process or time and effort consuming, inefficient in mass detection calibration process.
Invention content
In order to solve the above technical problems, the utility model provides a kind of full-automatic pressure sensor batch detection calibration console,
Flowmeter pressure in production process sensor testing calibration efficiency is improved, the time is saved, reduces cost of labor, release labour
Power meets the needs of mass production.
To achieve the goals above, the technical solution of the utility model is：
A kind of full-automatic pressure sensor batch detection calibration console, including：Voltage-regulating system, measured position pressure testboard and mark
Level pressure testboard, wherein the measured position pressure testboard and normal bit pressure testboard are in parallel, the voltage-regulating system packet
Regulator and at least one decompressor are included, the regulator includes pressure regulator valve and the 4th valve, described pressure regulator valve one end
It is connect with pressure gas source by pipeline, the pressure regulator valve other end is equipped with the 4th valve, and the pressure regulator valve other end passes through
Pipeline is connect with the measured position pressure testboard and normal bit pressure testboard respectively, the decompressor include pressure reducing valve and
Valve, described pressure reducing valve one end are connect by pipeline with the pressure gas source, and the pressure reducing valve other end is equipped with the valve, institute
The pressure reducing valve other end is stated to connect with the measured position pressure testboard and normal bit pressure testboard respectively by pipeline.
Above technical scheme is preferred, and the voltage-regulating system includes total pressure regulator valve, pressure regulator valve and 3 decompressors, and described 3
A decompressor includes the first pressure reducing valve, the second pressure reducing valve and third pressure reducing valve, and described total pressure regulator valve one end passes through pipeline and institute
State pressure gas source connection, total pressure regulator valve other end by branch line respectively with the pressure regulator valve, the first pressure reducing valve, second
Pressure reducing valve is connected with one end of third pressure reducing valve, the pressure regulator valve, the first pressure reducing valve, the second pressure reducing valve and third pressure reducing valve it is another
One end is connect with one end of the first valve, the second valve, third valve and the 4th valve.
Above technical scheme is preferred, and the other end of first valve, the second valve and third valve is respectively with the 5th
One end of valve connects, the other end of the 5th valve by branch line respectively with the measured position pressure testboard and mark
One end of level pressure testboard connects, the other end of the 4th valve by branch line respectively with the measured position pressure
Testboard is connected with one end of normal bit pressure testboard.
Above technical scheme is preferred, and measured position pressure testboard one end is connect with normal bit pressure testboard one end
Pipeline be equipped with the 7th valve.
Above technical scheme is preferred, and the other end of the measured position pressure testboard is connect with one end of the 8th valve,
The other end of 8th valve is equipped with buffer.
Above technical scheme is preferred, and one end of the third pressure reducing valve is equipped with first pressure dial gauge, the pressure regulator valve
The other end be equipped with second pressure dial gauge, one end of the 5th valve is equipped with third pressure indicator, the measured position pressure
One end of power testboard is equipped with the 4th pressure indicator, and the normal bit pressure testboard is equipped with the 5th pressure indicator.
Above technical scheme is preferred, and the measured position pressure testboard includes multiple test stations, the normal bit pressure
Power testboard includes first pressure sensor and second pressure sensor.
Above technical scheme is preferred, and one end of the measured position pressure testboard is equipped with air bleeding valve.
Above technical scheme is preferred, and the 4th valve, the 7th valve and the 8th valve are hand-operated valve.
Above technical scheme is preferred, and first valve, the second valve, third valve, the 5th valve and air bleeding valve are
Solenoid valve.
The utility model has the advantages and positive effects of：The utility model is equipped with measured position pressure testboard and standard
Position pressure testboard, measured position pressure testboard are equipped with multiple stations, and pressure sensor detection to be tested is used, and standard is surveyed with pressure
Test stand is set to be detected there are two high-precision pressure sensor, two be averaged after participate in detection and use, ensure air source accuracy,
Ensure accuracy of detection；The multichannel that voltage-regulating system provided by the utility model is equipped with depressurizes and accurate voltage regulating all the way, pressure reducing valve cannot
When meeting accurate pressure, regulator is enabled, ensures the accurate of bleed pressure；The bleed pressure of the utility model completes a batch
It can be adjusted after calibration, multiple pressure sensors at station is made to realize the calibration of multiple pressure calibration points；The utility model subtracts
Operating personnel's quantity is lacked, has shortened and examine the time of calibration, improve flowmeter production efficiency, has met and produce need in enormous quantities
It asks.
Description of the drawings
Fig. 1 shows the structural schematic diagrams of one embodiment of the utility model
In figure：
1, measured position pressure testboard 2, normal bit pressure testboard 3, pressure regulator valve
4, the 4th valve 5, total pressure regulator valve 6, the first pressure reducing valve
7, the second pressure reducing valve 8, third pressure reducing valve 9, the first valve
10, the second valve 11, third valve 12, the 5th valve
13, the 7th valve 14, the 8th valve 15, buffer
16, first pressure dial gauge 17, second pressure dial gauge 18, third pressure indicator
19, the 4th pressure indicator 20, the 5th pressure indicator 21, air bleeding valve
Specific implementation mode
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For to the utility model system.In addition, term " first ", " second " etc. are used for description purposes only, and it should not be understood as instruction or dark
Show relative importance or implicitly indicates the quantity of indicated technical characteristic.The spy of " first ", " second " etc. is defined as a result,
Sign can explicitly or implicitly include one or more this feature.In the description of the present invention, unless otherwise saying
Bright, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
In order to make technical problem to be solved in the utility model, technical solution and advantageous effect be more clearly understood, under
The embodiment of the utility model is made in conjunction with attached drawing and being illustrated in face.
One embodiment of the present embodiment provides a kind of full-automatic pressure sensor batch detection calibration console, as shown in Figure 1, packet
It includes：Voltage-regulating system, measured position pressure testboard 1 and normal bit pressure testboard 2, wherein measured position pressure testboard and normal bit
Pressure testboard is in parallel, and voltage-regulating system includes regulator and at least one decompressor, and regulator includes pressure regulator valve 3 and the
Four valves 4, pressure regulator valve one end are connect by pipeline with pressure gas source, and 3 other end of pressure regulator valve is equipped with the 4th valve 4, and pressure regulator valve 3 is another
One end is connect with measured position pressure testboard 1 and normal bit pressure testboard 2 respectively by pipeline, and decompressor includes pressure reducing valve
And valve, pressure reducing valve one end are connect by pipeline with pressure gas source, the pressure reducing valve other end is equipped with valve, and the pressure reducing valve other end passes through
Pipeline is connect with measured position pressure testboard 1 and normal bit pressure testboard 2 respectively, it is preferred that pressure regulator valve 3 is accurate voltage regulating
Valve selects electronic 4-20mA analog quantitys regulating effect preferable, and strong antijamming capability divides variability high, and using effect is relatively good.
Voltage-regulating system includes total pressure regulator valve 5, pressure regulator valve 3 and 3 decompressors, and 3 decompressors include the first pressure reducing valve
6, the second pressure reducing valve 7 and third pressure reducing valve 8,5 one end of total pressure regulator valve are connect by pipeline with pressure gas source, and total pressure regulator valve 5 is another
End is connect with one end of pressure regulator valve, the first pressure reducing valve, the second pressure reducing valve and third pressure reducing valve respectively by branch line, pressure regulation
The other end and the first valve 9, the second valve 10, third valve 11 of valve, the first pressure reducing valve, the second pressure reducing valve and third pressure reducing valve
It is connected with one end of the 4th valve 4.
The other end of first valve 9, the second valve 10 and third valve 11 is connect with one end of the 5th valve 12 respectively, the
The other end of five valves 12 passes through branch line one end with measured position pressure testboard 1 and normal bit pressure testboard 2 respectively
Connection, the other end of the 4th valve 4 by branch line respectively with measured position pressure testboard 1 and normal bit pressure testboard 2
One end connection.
The pipeline that 1 one end of measured position pressure testboard is connect with 2 one end of normal bit pressure testboard is equipped with the 7th valve
13.The other end of measured position pressure testboard 1 is connect with one end of the 8th valve 14, and the other end of the 8th valve 14 is equipped with buffering
Device 15, with guarantee into the pressure stability of pressure sensor and in the range of operation of safety.One end of third pressure reducing valve 8 is equipped with
The other end of first pressure dial gauge 16, pressure regulator valve 3 is equipped with second pressure dial gauge 17, and one end of the 5th valve 12 is equipped with third
Pressure indicator 18, one end of measured position pressure testboard 1 are equipped with the 4th pressure indicator 19, on normal bit pressure testboard 2
Equipped with the 5th pressure indicator 20, real-time display pipeline inner pressure size.
Measured position pressure testboard 1 includes multiple test stations, can realize more pressure sensors while calibrate, standard
Position pressure testboard 2 includes first pressure sensor and second pressure sensor, and standard air source is passed using two high-precision pressures
Sensor detects, 24VDC power supplies, the output of 4-20mA signals, two be averaged after participate in detection and use, ensure that air source is accurate
Property, it need to be replaced in time if any damage, otherwise influence system detectio precision.One end of measured position pressure testboard 1 is equipped with air bleeding valve
21.4th valve 4, the 7th valve 13 and the 8th valve 14 are hand-operated valve.First valve 9, the second valve 10, third valve 11,
5th valve 12 and air bleeding valve 21 are solenoid valve.
In use, tested pressure sensor is placed on station, total pressure regulation valve regulation pressure gas source, through pressure reducing valve and precision
Pressure regulator valve further depressurizes, and 5th valve 12 of opening after pressure stabilisation and the 7th valve 13, pressure gas source respectively enter tested
The average value of pressure sensor and standard pressure transducer, standard pressure transducer provides reference for tested sensor, completes one
After a pressure value calibration, adjusts pressure regulator valve and decompression valve regulation enters measured position pressure testboard 1 and normal bit pressure testboard 2
Bleed pressure, complete the calibration of other calibrating points, the precision of pressure ensures by precise pressure regulating valve 3, and multiple calibrating points are calibrated
After the completion, air bleeding valve 21 is opened, discharge gas completes detection.
During use, PLC is precisely controlled to each inspection calibration point and signal acquisition.Upper software and flow
Circuit board is counted to communicate using ModBus 485, it is automatic that calibration is examined to be tested pressure sensor output.Host computer complete monitoring is examined
Overall process is calibrated, realizes automatic inspection and calibration.Host computer and PLC communications use standard ethernet.Ethernet is current existing
The most general communication protocol standard that LAN uses.The standards define the type of cable used in the LAN (LAN) and
Signal processing method.Ethernet transmits packet, twisted-pair cable between InterWorking Equipment with the rate of 10~100Mbps
10Base T Ethernets are best due to its low cost, high reliability, opening.
Using the communications of ModBus 485, ModBus is most commonly seen scene for host computer and tested pressure sensor signal plate
Bus protocol, it is open good, and the connection type of slave station is applicable in this device very much, saves communication cable, makes circuit in operation console
Clearly, neatly.
The utility model has the advantages and positive effects of：The utility model is equipped with measured position pressure testboard and standard
Position pressure testboard, measured position pressure testboard are equipped with multiple stations, and pressure sensor detection to be tested is used, and standard is surveyed with pressure
Test stand is set to be detected there are two high-precision pressure sensor, two be averaged after participate in detection and use, ensure air source accuracy,
Ensure accuracy of detection；The multichannel that voltage-regulating system provided by the utility model is equipped with depressurizes and accurate voltage regulating all the way, pressure reducing valve cannot
When meeting accurate pressure, regulator is enabled, ensures the accurate of bleed pressure；The bleed pressure of the utility model completes a batch
It can be adjusted after calibration, multiple pressure sensors at station is made to realize the calibration of multiple pressure calibration points；The utility model subtracts
Operating personnel's quantity is lacked, has shortened and examine the time of calibration, improve flowmeter production efficiency, has met and produce need in enormous quantities
It asks.
Embodiment described above, only specific embodiment of the present utility model, to illustrate the technology of the utility model
Scheme, rather than its limitations, the scope of protection of the utility model are not limited thereto, although with reference to the foregoing embodiments to this practicality
It is novel to be described in detail, it will be understood by those of ordinary skill in the art that：Any technology people for being familiar with the art
Member within the technical scope disclosed by the utility model, can still modify to the technical solution recorded in previous embodiment
Or variation or equivalent replacement of some of the technical features can be readily occurred in；And these modifications, variation or replacement,
The spirit and scope for the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution should all cover at this
Within the protection domain of utility model.Therefore, the scope of protection of the utility model is answered described is with scope of the claims
It is accurate.
Claims (10)
1. a kind of full-automatic pressure sensor batch detection calibration console, including：Voltage-regulating system, measured position pressure testboard and standard
Position pressure testboard, wherein the measured position pressure testboard and normal bit pressure testboard are in parallel, the voltage-regulating system includes
Regulator and at least one decompressor, the regulator include pressure regulator valve and the 4th valve, and described pressure regulator valve one end is logical
It crosses pipeline to connect with pressure gas source, the pressure regulator valve other end is equipped with the 4th valve, and the pressure regulator valve other end passes through pipe
Road is connect with the measured position pressure testboard and normal bit pressure testboard respectively, and the decompressor includes pressure reducing valve and valve
Door, described pressure reducing valve one end are connect by pipeline with the pressure gas source, and the pressure reducing valve other end is equipped with the valve, described
The pressure reducing valve other end is connect with the measured position pressure testboard and normal bit pressure testboard respectively by pipeline.
2. full-automatic pressure sensor batch detection calibration console according to claim 1, it is characterised in that：The pressure regulation system
System includes total pressure regulator valve, pressure regulator valve and 3 decompressors, 3 decompressors including the first pressure reducing valve, the second pressure reducing valve and
Third pressure reducing valve, described total pressure regulator valve one end are connect by pipeline with the pressure gas source, and total pressure regulator valve other end passes through
Branch line is connect with one end of the pressure regulator valve, the first pressure reducing valve, the second pressure reducing valve and third pressure reducing valve respectively, the pressure regulation
The other end and the first valve, the second valve, third valve and the institute of valve, the first pressure reducing valve, the second pressure reducing valve and third pressure reducing valve
State one end connection of the 4th valve.
3. full-automatic pressure sensor batch detection calibration console according to claim 2, it is characterised in that：First valve
The other end of door, the second valve and third valve is connect with one end of the 5th valve respectively, and the other end of the 5th valve is logical
It crosses branch line to connect with one end of the measured position pressure testboard and normal bit pressure testboard respectively, the 4th valve
The other end connect respectively with one end of the measured position pressure testboard and normal bit pressure testboard by branch line.
4. full-automatic pressure sensor batch detection calibration console according to claim 1, it is characterised in that：The measured position
The pipeline that pressure testboard one end is connect with normal bit pressure testboard one end is equipped with the 7th valve.
5. full-automatic pressure sensor batch detection calibration console according to claim 4, it is characterised in that：The measured position
The other end of pressure testboard is connect with one end of the 8th valve, and the other end of the 8th valve is equipped with buffer.
6. full-automatic pressure sensor batch detection calibration console according to claim 3, it is characterised in that：The third subtracts
One end of pressure valve is equipped with first pressure dial gauge, and the other end of the pressure regulator valve is equipped with second pressure dial gauge, the 5th valve
One end of door is equipped with third pressure indicator, and one end of the measured position pressure testboard is equipped with the 4th pressure indicator, described
Normal bit pressure testboard is equipped with the 5th pressure indicator.
7. full-automatic pressure sensor batch detection calibration console according to any one of claims 1 to 6, it is characterised in that：
The measured position pressure testboard includes multiple test stations, the normal bit pressure testboard include first pressure sensor and
Second pressure sensor.
8. full-automatic pressure sensor batch detection calibration console according to claim 3, it is characterised in that：The measured position
One end of pressure testboard is equipped with air bleeding valve.
9. full-automatic pressure sensor batch detection calibration console according to claim 5, it is characterised in that：4th valve
Door, the 7th valve and the 8th valve are hand-operated valve.
10. full-automatic pressure sensor batch detection calibration console according to claim 8, it is characterised in that：Described first
Valve, the second valve, third valve, the 5th valve and air bleeding valve are solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721900800.4U CN207991747U (en) | 2017-12-29 | 2017-12-29 | A kind of full-automatic pressure sensor batch detection calibration console |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721900800.4U CN207991747U (en) | 2017-12-29 | 2017-12-29 | A kind of full-automatic pressure sensor batch detection calibration console |
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| Publication Number | Publication Date |
|---|---|
| CN207991747U true CN207991747U (en) | 2018-10-19 |
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ID=63818408
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721900800.4U Active CN207991747U (en) | 2017-12-29 | 2017-12-29 | A kind of full-automatic pressure sensor batch detection calibration console |
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| Country | Link |
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| CN (1) | CN207991747U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459716A (en) * | 2018-10-26 | 2019-03-12 | 浙江涵普电力科技有限公司 | Secondary circuit status checkout instrument calibrating installation |
| CN111442876A (en) * | 2020-01-03 | 2020-07-24 | 武汉钢铁有限公司 | Intelligent transmitter checking system |
| CN111442877A (en) * | 2020-04-30 | 2020-07-24 | 中铁工程装备集团有限公司 | Sensor life test system and working method |
-
2017
- 2017-12-29 CN CN201721900800.4U patent/CN207991747U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459716A (en) * | 2018-10-26 | 2019-03-12 | 浙江涵普电力科技有限公司 | Secondary circuit status checkout instrument calibrating installation |
| CN111442876A (en) * | 2020-01-03 | 2020-07-24 | 武汉钢铁有限公司 | Intelligent transmitter checking system |
| CN111442877A (en) * | 2020-04-30 | 2020-07-24 | 中铁工程装备集团有限公司 | Sensor life test system and working method |
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