CN109580093A - A kind of accuracy detecting device of pressure sensor processing - Google Patents
A kind of accuracy detecting device of pressure sensor processing Download PDFInfo
- Publication number
- CN109580093A CN109580093A CN201811492451.6A CN201811492451A CN109580093A CN 109580093 A CN109580093 A CN 109580093A CN 201811492451 A CN201811492451 A CN 201811492451A CN 109580093 A CN109580093 A CN 109580093A
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- China
- Prior art keywords
- pressure
- air
- pressure sensor
- air accumulator
- mounting base
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
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- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a kind of accuracy detecting devices of pressure sensor processing, including mounting plate, protect cabinet, pressure controller, air accumulator, pressure maintaining valve is provided with above the mounting plate, the protection cabinet is provided with below the mounting plate, the protection box house is provided with the air accumulator, the air accumulator side is provided with muffler, the air accumulator other side is provided with Rose Box, the Rose Box is internally provided with filtering layer, the Rose Box is provided with air supply pipe far from the side of the air accumulator, the first check valve is provided on the muffler, the pressure maintaining valve side is provided with air inlet pipe, second one-way valve is provided in the air inlet pipe.Air with pressure Jing Guo Rose Box cleaning is firstly stored in air accumulator by the present invention, in the pressure stabilizing by pressure maintaining valve, is entered back into and is participated in detection in device, greatly improve the detection accuracy of device.
Description
Technical field
The present invention relates to sensor manufacture fields, fill more particularly to a kind of accuracy detection of pressure sensor processing
It sets.
Background technique
Sensor is a kind of detection device, can experience measured information, and the information that can will be experienced, by a set pattern
Rule is for conversion into electric signal or the information output of other required forms, to meet transmission, processing, storage, the display, record of information
With control etc. require, wherein pressure sensor is usually made of pressure-sensing device and signal processing unit, can be according to certain
Rule pressure signal is converted into the electric signal of available output.
It in the production of pressure sensor, needs to detect the precision of pressure sensor, to guarantee the accurate of magnitude
Transmitting, current Pressure Sensor Precision detection device uses manual pump to generate compressed gas mostly, therefore, it is impossible to guarantee with pressure
The steady pressure value of gas, and not can guarantee the cleaning of air with pressure, cause detection accuracy lower.
Summary of the invention
The present invention through the following technical solutions to achieve the above objectives:
A kind of accuracy detecting device of pressure sensor processing, including mounting plate, protection cabinet, pressure controller, storage
Gas tank, the mounting plate top are provided with pressure maintaining valve, are provided with the protection cabinet, the protection cabinet below the mounting plate
It is internally provided with the air accumulator, the air accumulator side is provided with muffler, and the air accumulator other side is provided with Rose Box,
The Rose Box is internally provided with filtering layer, and the Rose Box is provided with air supply pipe, the return-air far from the side of the air accumulator
The first check valve is provided on pipe, the pressure maintaining valve side is provided with air inlet pipe, is provided with second one-way valve in the air inlet pipe,
The air inlet pipe is provided with the pressure controller far from one end of the pressure maintaining valve, and the model of the pressure controller is model
D504/7DZ, the pressure controller, which is connected by screw to, to be mounted on the mounting plate, so set, can be connected by screw
It connects and the pressure controller is fixed on the mounting plate, guarantee detection device at work, the pressure controller
Position will not change, guarantee that the pressure controller to the control effect of pressure, improves the detection accuracy of device, it is described
Display screen is provided on pressure controller, the display screen side is provided with indicator light, is provided with key below the display screen,
The pressure controller is provided with mounting base far from the side of the air inlet pipe, and the mounting base, which is connected by screw to, is mounted on institute
It states on mounting plate, so set, can guarantee to be fixed to by the standard pressure transducer and the testing pressure sensor
After in the mounting base, the mounting base will not fall off from the mounting plate, thus guarantee the detection accuracy of device, the peace
Dress seat includes fixing seat, threeway, connecting tube and the head that is screwed, and is provided with the threeway, the threeway above the fixing seat
Top is provided with the connecting tube, and the head that is screwed is provided with above the connecting tube, is provided with above the mounting base
Standard pressure transducer, the standard pressure transducer side are provided with testing pressure sensor, and the mounting base is far from described
The side of pressure controller is provided with relief valve, the display screen, the indicator light and the key and the pressure controller
Electrical connection.
So set, it is reasonable in design, it is single that described first is separately installed on the muffler and the air inlet pipe
It to valve and the second one-way valve, can guarantee the case where air with pressure is not in adverse current, guarantee the detection accuracy of device.
Further, the Rose Box is connected by screw to the protection cabinet, and the filtering layer and the Rose Box are logical
Card slot connection is crossed, the air supply pipe and the Rose Box weld.
Further, the Rose Box is connect with the air accumulator by pipeline, and the air accumulator and the pressure maintaining valve are logical
Piping connection.
Further, the pressure controller is connected through a screw thread with the air accumulator and is connected to the muffler, described
First check valve, which is connected through a screw thread, to be mounted on the muffler.
Further, the air inlet pipe, which is connected through a screw thread, is mounted between the pressure controller and the pressure maintaining valve,
The second one-way valve, which is connected through a screw thread, to be mounted in the air inlet pipe.
Further, it is connected between the mounting base by pipeline, the standard pressure transducer and the testing pressure
Sensor, which is connected through a screw thread, to be mounted in the mounting base.
Further, between the pressure controller and the mounting base by pipeline connect, the relief valve with it is described
It is connected between mounting base by pipeline.
Advantages of the present invention is as follows: the air with pressure Jing Guo Rose Box cleaning being firstly stored in air accumulator, is being passed through
The pressure stabilizing for crossing pressure maintaining valve enters back into and participates in detection in device, greatly improves the detection accuracy of device.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of schematic diagram of internal structure of the accuracy detecting device of pressure sensor processing of the present invention；
Fig. 2 is a kind of main view of the accuracy detecting device of pressure sensor processing of the present invention；
Fig. 3 is the amplification of mounting base shell in a kind of accuracy detecting device of pressure sensor processing of the present invention
Figure；
Fig. 4 is the structural representation of mounting base in a kind of accuracy detecting device of pressure sensor processing of the present invention
Figure；
Fig. 5 is the partial enlargement of mounting base in a kind of accuracy detecting device of pressure sensor processing of the present invention
Figure；
Fig. 6 is a kind of circuit flow chart of the accuracy detecting device of pressure sensor processing of the present invention.
Wherein: 1, mounting plate；2, cabinet is protected；3, pressure controller；4, air accumulator；5, air supply pipe；6, Rose Box；7, it filters
Layer；8, the first check valve；9, muffler；10, pressure maintaining valve；11, air inlet pipe；12, second one-way valve；13, mounting base；1301, solid
Reservation；1302, threeway；1303, connecting tube；1304, be screwed head；14, display screen；15, indicator light；16, key；17, it marks
Quasi- pressure sensor；18, testing pressure sensor；19, relief valve.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown in figs 1 to 6, a kind of accuracy detecting device of pressure sensor processing, including mounting plate 1, protection cabinet
2, pressure controller 3, air accumulator 4 are provided with pressure maintaining valve 10 above mounting plate 1, and pressure maintaining valve 10 is to pressure stabilizing, 1 lower section of mounting plate
It is provided with protection cabinet 2, protection cabinet 2 protects other components to install, and protection cabinet 2 is internally provided with air accumulator 4,
Air accumulator 4 is provided with muffler 9 to store compressed gas, 4 side of air accumulator, and muffler 9 is to recycle compressed gas, gas storage
4 other side of tank is provided with Rose Box 6, and Rose Box 6 is to pure air, and Rose Box 6 is internally provided with filtering layer 7, and filtering layer 7 is to mistake
Air filtering, Rose Box 6 are provided with air supply pipe 5 far from the side of air accumulator 4, and air supply pipe 5 is to be passed through air with pressure, muffler 9
On be provided with the first check valve 8, the first check valve 8 is to prevent the air with pressure in air accumulator 4 from entering pressure along muffler 9
In force controller 3,10 side of pressure maintaining valve is provided with air inlet pipe 11, and air with pressure will be passed into pressure control by air inlet pipe 11
In device 3, second one-way valve 12 is provided in air inlet pipe 11, second one-way valve 12 is to prevent air with pressure adverse current, air inlet pipe 11
One end far from pressure maintaining valve 10 is provided with pressure controller 3, and the model of pressure controller 3 is model D504/7DZ, to adjust
The pressure of air with pressure, pressure controller 3, which is connected by screw to, to be mounted on mounting plate 1, so set, can be connected by screw
It connects and pressure controller 3 is fixed on mounting plate 1, guarantee detection device at work, the position of pressure controller 3 will not
It changes, guarantees that pressure controller 3 to the control effect of pressure, improves the detection accuracy of device, is arranged on pressure controller 3
There is display screen 14, display screen 14 is provided with indicator light 15 to setup pressure value, 14 side of display screen, and indicator light 15 is to reflect
The working condition of pressure controller 3 is provided with key 16 below display screen 14, and key 16 is to setup pressure value, pressure control
Device 3 is provided with mounting base 13 far from the side of air inlet pipe 11, and mounting base 13 is to install standard pressure transducer 17 and pressure to be measured
Force snesor 18, mounting base 13, which is connected by screw to, to be mounted on mounting plate 1, so set, can guarantee by normal pressure
After sensor 17 and testing pressure sensor 18 are fixed in mounting base 13, mounting base 13 will not fall off from mounting plate 1, thus
Guarantee that the detection accuracy of device, mounting base 13 include fixing seat 1301, threeway 1302, connecting tube 1303 and the head that is screwed
1304, threeway 1302 is provided with above fixing seat 1301, and connecting tube 1303,1303 top of connecting tube are provided with above threeway 1302
It is provided with and is screwed first 1304, be screwed first 1304 screws in standard pressure transducer 17 and testing pressure sensor 18
It installs, standard pressure transducer 17 is provided with above mounting base 13,17 side of standard pressure transducer is provided with testing pressure biography
Sensor 18, mounting base 13 are provided with relief valve 19 far from the side of pressure controller 3, and relief valve 19 is to the band in release device
It calms the anger body, display screen 14, indicator light 15 and key 16 are electrically connected with pressure controller 3.
Rose Box 6 is connected by screw to protection cabinet 2, and Rose Box 6 can be fixed in protection cabinet 2 by screw connection
Portion when guaranteeing to pass through 6 pure air of Rose Box again, can closely connect, Bu Huicong between Rose Box 6 and protection cabinet 2
Protection cabinet 2 on fall off, can filtering layer 7 connect with Rose Box 6 by card slot, card slot connect filtering layer 7 can not only be fixed to
In Rose Box 6, it is also convenient for the replacement of filtering layer 7, air supply pipe 5 and Rose Box 6 weld, and air supply pipe 5 can be fixed to filtering by welding
On case 6, the air-tightness between air supply pipe 5 and Rose Box 6 is improved, Rose Box 6 is connect with air accumulator 4 by pipeline, pipeline connection
It can will transmit by the air of 6 clean filter of Rose Box into air accumulator 4, air accumulator 4 is connect with pressure maintaining valve 10 by pipeline,
The air that the interior storage of air accumulator 4 is capable of in pipeline connection passes to pressure maintaining valve 10, and pressure controller 3 and air accumulator 4 pass through screw thread and connect
It connects and is connected to muffler 9, the air extra after capable of adjusting 3 pressure of pressure controller of muffler 9 is conveyed again into gas storage
In tank 4, the first check valve 8, which is connected through a screw thread, to be mounted on muffler 9, is threadedly coupled the first check valve 8 being fixed to return-air
While on pipe 9, additionally it is possible to improve its air-tightness between muffler 9, air inlet pipe 11, which is connected through a screw thread, is mounted on pressure
Between controller 3 and pressure maintaining valve 10, threaded connection air inlet pipe 11 can not only be fixed to pressure maintaining valve 10 and pressure controller 3 it
Between, the compressed gas Jing Guo 10 pressure stabilizing of pressure maintaining valve is conveyed to pressure controller 3, additionally it is possible to improve airtight between three
Property, second one-way valve 12, which is connected through a screw thread, to be mounted in air inlet pipe 11, is connected between mounting base 13 by pipeline, pipeline connection
Connection between mounting base 13 can be got up, standard pressure transducer 17 and testing pressure sensor 18 are connected through a screw thread installation
In mounting base 13, standard pressure transducer 17 and testing pressure sensor 18 can not only be fixed to mounting base by threaded connection
On 13, additionally it is possible to guarantee the air-tightness between standard pressure transducer 17 and testing pressure sensor 18 and mounting base 13, guarantee
The detection accuracy of device is connected between pressure controller 3 and mounting base 13 by pipeline, and pipeline connection can will be through excess pressure control
The air with pressure that device 3 processed is adjusted passes to mounting base 13, is connected between relief valve 19 and mounting base 13 by pipeline, pipeline connection
Relief valve 19 can be connected to mounting base 13.
Before use device, compressed air and air supply pipe 5 are connected, compressed air enters Rose Box 6 by air supply pipe 5
Interior, filtering of the compressed air through filter layer 7 in Rose Box 6 enters in air accumulator 4, due to being provided on muffler 9
First check valve 8, therefore the air with pressure in air accumulator 4 is entering pressure by air inlet pipe 11 after the pressure stabilizing of pressure maintaining valve 10
In force controller 3, pressure controller 3 carries out pressure regulation to compressed gas, and extra air returns to storage along muffler 9 after pressure regulation
Gas tank 4 arrives, and the air for adjusting excess pressure enters in mounting base 13 along pipeline, the normal pressure sensing installed in mounting base 13
Device 17 and testing pressure sensor 18 detect the pressure value of air, are sensed by contrast standard pressure sensor 17 and testing pressure
The detected value of device 18 after detection, opens relief valve 19, row to obtain the accuracy detection value of testing pressure sensor 18
Gas in device out.
The preferred embodiment of the present invention has been shown and described above.It should be understood by those skilled in the art that of the invention
It is not restricted to the described embodiments, the above embodiments and description only illustrate the principle of the present invention, is not departing from
Under the premise of spirit and scope of the invention, various changes and improvements may be made to the invention, these changes and improvements both fall within requirement
In the scope of the invention of protection.
Claims (7)
1. a kind of accuracy detecting device of pressure sensor processing, it is characterised in that: including mounting plate, protection cabinet, pressure
Controller, air accumulator, the mounting plate top are provided with pressure maintaining valve, are provided with the protection cabinet, institute below the mounting plate
It states protection box house and is provided with the air accumulator, the air accumulator side is provided with muffler, and the air accumulator other side is set
It is equipped with Rose Box, the Rose Box is internally provided with filtering layer, and the Rose Box is provided with gas supply far from the side of the air accumulator
It manages, is provided with the first check valve on the muffler, the pressure maintaining valve side is provided with air inlet pipe, is provided in the air inlet pipe
Second one-way valve, the air inlet pipe are provided with the pressure controller, the pressure controller far from one end of the pressure maintaining valve
It is connected by screw to and is mounted on the mounting plate, display screen is provided on the pressure controller, the display screen side is set
It is equipped with indicator light, is provided with key below the display screen, the pressure controller is provided with far from the side of the air inlet pipe
Mounting base, the mounting base, which is connected by screw to, to be mounted on the mounting plate, and the mounting base includes fixing seat, threeway, company
It takes over and is screwed head, the threeway is provided with above the fixing seat, is provided with the connecting tube, institute above the threeway
It states and is provided with the head that is screwed above connecting tube, be provided with standard pressure transducer, the standard above the mounting base
Pressure sensor side is provided with testing pressure sensor, and the mounting base is provided with far from the side of the pressure controller and lets out
Pressure valve, the display screen, the indicator light and the key are electrically connected with the pressure controller.
2. a kind of accuracy detecting device of pressure sensor processing according to claim 1, it is characterised in that: the mistake
Filter box is connected by screw to the protection cabinet, and the filtering layer is connect with the Rose Box by card slot, the air supply pipe with
The Rose Box welding.
3. a kind of accuracy detecting device of pressure sensor processing according to claim 1, it is characterised in that: the mistake
Filter box is connect with the air accumulator by pipeline, and the air accumulator is connect with the pressure maintaining valve by pipeline.
4. a kind of accuracy detecting device of pressure sensor processing according to claim 1, it is characterised in that: the pressure
Force controller is connected through a screw thread with the air accumulator and is connected to the muffler, and first check valve is connected through a screw thread peace
On the muffler.
5. a kind of accuracy detecting device of pressure sensor processing according to claim 1, it is characterised in that: it is described into
Tracheae, which is connected through a screw thread, to be mounted between the pressure controller and the pressure maintaining valve, and the second one-way valve is connected by screw thread
It connects and is mounted in the air inlet pipe.
6. a kind of accuracy detecting device of pressure sensor processing according to claim 1, it is characterised in that: the peace
It fills and is connected between seat by pipeline, the standard pressure transducer and the testing pressure sensor are connected through a screw thread and are mounted on
In the mounting base.
7. a kind of accuracy detecting device of pressure sensor processing according to claim 1, it is characterised in that: the pressure
It is connected between force controller and the mounting base by pipeline, is connected between the relief valve and the mounting base by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811492451.6A CN109580093A (en) | 2018-12-07 | 2018-12-07 | A kind of accuracy detecting device of pressure sensor processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811492451.6A CN109580093A (en) | 2018-12-07 | 2018-12-07 | A kind of accuracy detecting device of pressure sensor processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109580093A true CN109580093A (en) | 2019-04-05 |
Family
ID=65927733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811492451.6A Pending CN109580093A (en) | 2018-12-07 | 2018-12-07 | A kind of accuracy detecting device of pressure sensor processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109580093A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461444A (en) * | 2020-11-04 | 2021-03-09 | 广西电网有限责任公司电力科学研究院 | Precision detection device for pressure sensor machining |
-
2018
- 2018-12-07 CN CN201811492451.6A patent/CN109580093A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461444A (en) * | 2020-11-04 | 2021-03-09 | 广西电网有限责任公司电力科学研究院 | Precision detection device for pressure sensor machining |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20190405 |