CN206258218U - A kind of pressure sensor test device - Google Patents
A kind of pressure sensor test device Download PDFInfo
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- CN206258218U CN206258218U CN201621306054.1U CN201621306054U CN206258218U CN 206258218 U CN206258218 U CN 206258218U CN 201621306054 U CN201621306054 U CN 201621306054U CN 206258218 U CN206258218 U CN 206258218U
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- iron core
- mirror image
- excitation
- pressure sensor
- coil
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Abstract
The utility model is related to a kind of pressure sensor test device, belongs to transformer experiment of electromagnetism special equipment technical field.Technical scheme is：Excitation coil（1）It is wound on excitation iron core（6）On, mirror image coil（2）It is wound on mirror image iron core（5）On, excitation coil（1）With mirror image coil（2）The end of the same side is wound with p-wire respectively（3）, encourage iron core（6）With mirror image iron core（5）Two ends wind insulating materials respectively, encourage iron core（6）It is located on insulated platform, encourages iron core（6）Pressure sensor is respectively equipped with the insulating materials at two ends（4）, mirror image iron core（5）Two ends be respectively provided at excitation iron core（6）The pressure sensor at two ends（4）On, mirror image iron core（5）With excitation iron core（6）It is arranged in parallel up and down.The beneficial effects of the utility model are：Can test pressure sensor whetheing there is the influence under electromagnetic interference state under measurement accuracy and different magnetic field intensity to precision, convenient practicality.
Description
Technical field
The utility model is related to a kind of pressure sensor test device, especially in the survey of electromagnetic environment lower pressure sensor
Trial assembly is put, and belongs to transformer experiment of electromagnetism special equipment technical field.
Background technology
Super-huge, high-power transformer at this stage is improved constantly as great electromagnetic equipment, voltage capacity grade, transformer
Internal magnetic field is complicated, and signal interference is big, experiment is directly carried out to product relatively difficult., it is necessary to transformer in development process
Each structure is tested, meanwhile, the performance parameter influence on pressure sensor under high pressure magnetic environment high is very big.At present, do not have
The special test device in electromagnetic environment lower pressure sensor, test is right in the case where having non-electromagnetic field, magnetic field intensity difference operating mode
The influence of Pressure Sensor Precision.
Utility model content
The utility model purpose is to provide a kind of pressure sensor test device, and analog pressure sensor is in electromagnetic field environment
Under working condition, test pressure sensor whether there is under electromagnetic interference state under measurement accuracy and different magnetic field intensity to essence
The influence of degree, solves problem present in background technology.
The technical solution of the utility model is：
A kind of pressure sensor test device, comprising excitation coil, mirror image coil, p-wire, pressure sensor, excitation iron
Core and mirror image iron core, excitation coil are wound on excitation iron core, and mirror image coil is wound on mirror image iron core, excitation coil and mirror image
The end of coil the same side is wound with p-wire respectively, encourages iron core and the two ends of mirror image iron core to wind insulating materials respectively, encourages
Iron core is located on insulated platform, and pressure sensor, the two ends of mirror image iron core are respectively equipped with the insulating materials at excitation iron core two ends
It is respectively provided on the pressure sensor at excitation iron core two ends, mirror image iron core and excitation iron core are arranged in parallel up and down.
The mirror image coil on excitation coil and mirror image iron core on the excitation iron core is 2 layer of 260 circle, excitation coil and
Mirror image coil around to opposite.
The excitation coil and mirror image coil are connected with high-tension electricity source respectively.
The p-wire is 4 circles, and p-wire is connected in test equipment.
The beneficial effects of the utility model are：By the high pressure that different voltage class are loaded on excitation coil and mirror image coil
Electricity, electromagnetic field environment during analogue transformer running status, can test pressure sensor surveyed in the case where electromagnetic interference state is whether there is
Influence under amount accuracy and different magnetic field intensity to precision, convenient practicality, for transformer analog test operation provides strong
Technical support.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model load module Distribution of Magnetic Field figure；
Fig. 3 is the utility model zero load model Distribution of Magnetic Field figure；
In figure：Excitation coil 1, mirror image coil 2, p-wire 3, pressure sensor 4, excitation iron core 6, mirror image iron core 5.
Specific embodiment
Below in conjunction with accompanying drawing, by example, the utility model is described in further detail.
Referring to the drawings 1, a kind of pressure sensor test device, comprising excitation coil 1, mirror image coil 2, p-wire 3, pressure
Sensor 4, excitation iron core 6 and mirror image iron core 5, excitation coil 1 are wound on excitation iron core 6, and mirror image coil 2 is wound on mirror image iron
On core 5, the end of excitation coil 1 and the same side of mirror image coil 2 is wound with p-wire 3 respectively, excitation iron core 6 and mirror image iron core 5
Two ends wind insulating materials respectively, and excitation iron core 6 is located on insulated platform, is set respectively on the insulating materials at excitation iron core 6 two ends
The two ends for having pressure sensor 4, mirror image iron core 5 are respectively provided on the pressure sensor 4 at excitation iron core 6 two ends, the He of mirror image iron core 5
Excitation iron core is arranged in parallel about 6.
In the present embodiment：
Excitation iron core 6 and mirror image iron core 5：Formed using silicon steel plate packing, the silicon steel sheet trade mark：3P120, size：600×
100 × 200mm.90 kilograms × 2.
Excitation coil 1：Wire type QQ-2 diameters 1.60 × 2 and around 260 circle/2 layer, centre tap.
Mirror image coil 2：Wire type QQ-2 diameters 0.56 × 1 and around 260 circle/2 layer, centre tap, excitation coil 1
With mirror image coil 2 around to opposite.
Pressure sensor：Model：BSQW-4, quantity：4.
Wave tracer：DL850.
Cable：16 squares, 8.
P-wire 3 is 4 circles, and p-wire 3 is connected in test equipment.
During test, excitation coil 1 and mirror image coil 2 are connected with high-tension electricity source respectively.By excitation coil 1 and mirror image
The high-tension electricity of different voltage class is loaded on coil 2, electromagnetic field environment during analogue transformer running status being capable of test pressure
Sensor is whetheing there is the influence under electromagnetic interference state under measurement accuracy and different magnetic field intensity to precision.
Claims (4)
1. a kind of pressure sensor test device, it is characterised in that：Comprising excitation coil（1）, mirror image coil（2）, p-wire
（3）, pressure sensor（4）, excitation iron core（6）With mirror image iron core（5）, excitation coil（1）It is wound on excitation iron core（6）On, mirror
As coil（2）It is wound on mirror image iron core（5）On, excitation coil（1）With mirror image coil（2）The end of the same side is wound with test respectively
Line（3）, encourage iron core（6）With mirror image iron core（5）Two ends wind insulating materials respectively, encourage iron core（6）It is located at insulated platform
On, encourage iron core（6）Pressure sensor is respectively equipped with the insulating materials at two ends（4）, mirror image iron core（5）Two ends be respectively provided at
Excitation iron core（6）The pressure sensor at two ends（4）On, mirror image iron core（5）With excitation iron core（6）It is arranged in parallel up and down.
2. a kind of pressure sensor test device according to claim 1, it is characterised in that：The excitation iron core（6）On
Excitation coil（1）With mirror image iron core（5）On mirror image coil（2）It is 2 layer of 260 circle, excitation coil（1）With mirror image coil
（2）Around to opposite.
3. a kind of pressure sensor test device according to claim 2, it is characterised in that：The excitation coil（1）With
Mirror image coil（2）It is connected with high-tension electricity source respectively.
4. a kind of pressure sensor test device according to claim 1, it is characterised in that：The p-wire（3）It is 4
Circle, p-wire（3）It is connected in test equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621306054.1U CN206258218U (en) | 2016-12-01 | 2016-12-01 | A kind of pressure sensor test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621306054.1U CN206258218U (en) | 2016-12-01 | 2016-12-01 | A kind of pressure sensor test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206258218U true CN206258218U (en) | 2017-06-16 |
Family
ID=59027195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621306054.1U Active CN206258218U (en) | 2016-12-01 | 2016-12-01 | A kind of pressure sensor test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206258218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116952457A (en) * | 2023-09-19 | 2023-10-27 | 广东汉瑞通信科技有限公司 | Detection equipment for wide-range pressure sensor |
-
2016
- 2016-12-01 CN CN201621306054.1U patent/CN206258218U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116952457A (en) * | 2023-09-19 | 2023-10-27 | 广东汉瑞通信科技有限公司 | Detection equipment for wide-range pressure sensor |
| CN116952457B (en) * | 2023-09-19 | 2024-02-06 | 广东汉瑞通信科技有限公司 | Detection equipment for wide-range pressure sensor |
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