CN201247076Y - Apparatus for testing piezoelectric sensor - Google Patents
Apparatus for testing piezoelectric sensor Download PDFInfo
- Publication number
- CN201247076Y CN201247076Y CNU200820030162XU CN200820030162U CN201247076Y CN 201247076 Y CN201247076 Y CN 201247076Y CN U200820030162X U CNU200820030162X U CN U200820030162XU CN 200820030162 U CN200820030162 U CN 200820030162U CN 201247076 Y CN201247076 Y CN 201247076Y
- Authority
- CN
- China
- Prior art keywords
- testing
- piezoelectric sensor
- packing ring
- sensor according
- supporting leg
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model relates to a device which is used to test a piezoelectric sensor and comprises a test bench, a driving source and a secondary instrument system, wherein the test bench comprises a test bench table top and supporting legs which are fixedly connected with the test bench table top, the driving source is arranged on the supporting legs, the secondary instrument system is connected with a tested sensor through a data wire, at least one testing hole is arranged on the test bench table top, and a clamping device is arranged in the testing hole. The device solves the technical problems in the background technique that the testing efficiency is low, the precision is low, and the cost is high. The device of the utility model has high testing efficiency, high reliability, high testing precision, good interference immunity and rapid installation.
Description
Technical field
The utility model relates to a kind of device of testing sensor, relates in particular to a kind of device of testing piezoelectric sensor.
Background technology
At present, the method for test piezoelectric sensor mainly contains shaking table method of testing, piezoelectric inverse effect method of testing and seismograph method of testing, and its defective mainly contains the following aspects:
1. shaking table method of testing: this method has two kinds of modes that tested piezoelectric sensors are installed, and a kind of mode is to adopt to be threaded, and the set-up time is long, and efficient is low; Another kind of mode is to adopt gluingly, can stay the glue trace on the shaking table surface, and easy-clear does not cause damage to vibration table easily, and the shaking table method of testing can only test a piezoelectric sensor at every turn, and efficient is low, is not suitable for large-scale production; Carry inconvenience; Shaking table price comparison height makes whole test system cost height.
2. piezoelectric inverse effect method of testing: this method needs piezoelectric sensor to provide the multichannel interface to connect secondary instrument, and the increase of secondary instrument has improved testing cost, provides the multichannel interface to reduce the reliability of piezoelectric sensor.
3. seismograph method of testing: though this method can be tested a plurality of sensors at every turn, because sensor is difficult to tight the contact with couplings, it is poor to receive the repeatability that encourages, and measuring accuracy is low, and secondary instrument system price height.
Summary of the invention
The utility model purpose is to provide a kind of device of testing piezoelectric sensor, has solved the technical matters that testing efficiency is low in the background technology, precision is low, cost is high.
The technical solution of the utility model is:
A kind of device of testing piezoelectric sensor comprises test board 1, driving source 2 and secondary instrument system 3, and described test board 1 comprises testing stand 4 and the supporting leg 5 of fixedlying connected with testing stand 4, and described driving source 2 is arranged on the supporting leg 5; Described secondary instrument system 3 is connected with tested sensor by data line, and it is characterized in that: described testing stand 4 is provided with at least one instrument connection 7, is provided with clamp device in the described instrument connection 7.
Above-mentioned clamp device comprises compression spring 8, coupling cover 9, packing ring 10 and set nut 11, and described compression spring 8 is close to instrument connection 7 inwall settings; Described coupling cover 9 places the endoporus of compression spring 8, and described packing ring 10 is arranged at the top of coupling cover 9, and packing ring 10 closely contacts with coupling cover 9; Described set nut 11 places the top of packing ring 10, and set nut 11 closely contacts with packing ring 10.
The endoporus of above-mentioned packing ring 10 and set nut 11 is equipped with gathering sill.
The device of above-mentioned test piezoelectric sensor also comprises beam, and described beam is arranged between testing stand 4 and the supporting leg 5 and is used for fixing between the screw and testing stand 4 of testing stand 4, supporting leg 5.Beam adopts rubber blanket or foam-rubber cushion to be advisable.
Above-mentioned beam can also be arranged between supporting leg 5 and the ground.Beam adopts pneumatic tyre to be advisable.
Above-mentioned driving source 2 can adopt relay, deflection motor or ram hammer, is best with the relay.
The device of above-mentioned test piezoelectric sensor also comprises a standard piezoelectric sensor 14, and described standard piezoelectric sensor 14 is fixed on the testing stand 4.
The utility model has the advantages that:
1. testing efficiency height.Testing stand of the present utility model is provided with a plurality of instrument connections, can test a plurality of piezoelectric sensors simultaneously, has improved the efficient of test piezoelectric sensor.
2. reliability height, the measuring accuracy height.The utility model is provided with clamp device in instrument connection, make tested piezoelectric sensor interference free performance improve, and has improved the test precision of whole device; Adopt relay as driving source, it is poor to have overcome the repeatability that applies excitation in the background technology.
3. good in anti-interference performance.The utility model has improved the interference free performance of whole device owing to be provided with shock attenuation device.
4. quick for installation.The utility model is provided with gathering sill, is convenient to install.
5. cost is low.The utility model does not need shaking table, secondary excitation source and seismograph test macro, has reduced cost.
Description of drawings
Fig. 1 is a sectional view of the present utility model.
Fig. 2 is the vertical view of the utility model testing stand.
Description of reference numerals: 1-test board, 2-driving source, 3-secondary instrument system, 4-testing stand, 5-supporting leg, the 6-screw, 7-instrument connection, 8-compression spring, 9-coupling cover, 10-packing ring, the 11-set nut, 12-damping washer, 13-gathering sill, 14-standard piezoelectric sensor.
Embodiment
As shown in Figure 1, the device of the test piezoelectric sensor that the utility model is related mainly comprises test board 1, driving source 2, shock attenuation device, secondary instrument system 3 and standard piezoelectric sensor 14, test board 1 comprises testing stand 4 and supporting leg 5, testing stand 4 is connected by screw 6 with supporting leg 5, and driving source 2 is installed on the supporting leg 5.Testing stand 4 is provided with a plurality of instrument connections 7,
When tested piezoelectric sensor is installed, the tail bone of tested piezoelectric sensor is put into instrument connection 7, projection on the tail bone is arranged in gathering sill 13, downwards firmly by tight tested piezoelectric sensor, compression spring 8 will be compressed, at this moment will let go after angle of tested piezoelectric sensor rotation, compression spring 8 is upspring, and the projection on the tail bone will be stuck on the packing ring 10.
Tested piezoelectric sensor is connected with terminal box by data line with standard piezoelectric sensor 14, and terminal box is connected with secondary instrument system 3 by data line.
As shown in Figure 2: testing stand 4 is provided with a plurality of instrument connections 7, can test many each sensors simultaneously at every turn.
Claims (8)
1. device of testing piezoelectric sensor, comprise test board (1), driving source (2) and secondary instrument system (3), described test board (1) comprises testing stand (4) and the supporting leg (5) of fixedlying connected with testing stand (4), described driving source (2) is arranged on the supporting leg (5), described secondary instrument system (3) is connected with tested sensor by data line, it is characterized in that: described testing stand (4) is provided with at least one instrument connection (7), and described instrument connection is provided with clamp device in (7).
2. a kind of device of testing piezoelectric sensor according to claim 1, it is characterized in that: described clamp device comprises compression spring (8), coupling cover (9), packing ring (10) and set nut (11), and described compression spring (8) is close to instrument connection (7) inwall; Described coupling cover (9) places the endoporus of compression spring (8), and described packing ring (10) is arranged at the top of coupling cover (9), and packing ring (10) closely contacts with coupling cover (9); Described set nut (11) places the top of packing ring (10), and set nut (11) closely contacts with packing ring (10).
3. a kind of device of testing piezoelectric sensor according to claim 1 and 2 is characterized in that: the madial wall of described packing ring (10) and set nut (11) is equipped with gathering sill (18).
4. a kind of device of testing piezoelectric sensor according to claim 3, it is characterized in that: the device of described test piezoelectric sensor also comprises beam, described beam is arranged between testing stand (4) and the supporting leg (5) and is used for fixing between the screw and testing stand (4) of testing stand (4) and supporting leg (5), and beam is rubber blanket or foam-rubber cushion.
5. a kind of device of testing piezoelectric sensor according to claim 3 is characterized in that: described beam is arranged between supporting leg (5) and the ground, and beam adopts pneumatic tyre.
6. a kind of device of testing piezoelectric sensor according to claim 4 is characterized in that: described driving source (2) is relay, deflection motor or ram hammer.
7. a kind of device of testing piezoelectric sensor according to claim 5 is characterized in that: described driving source (2) is relay, deflection motor or ram hammer.
8. a kind of device of testing piezoelectric sensor according to claim 7 is characterized in that: also comprise a standard piezoelectric sensor (14), described standard piezoelectric sensor (14) is fixed on the testing stand (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820030162XU CN201247076Y (en) | 2008-09-02 | 2008-09-02 | Apparatus for testing piezoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820030162XU CN201247076Y (en) | 2008-09-02 | 2008-09-02 | Apparatus for testing piezoelectric sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201247076Y true CN201247076Y (en) | 2009-05-27 |
Family
ID=40730897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820030162XU Expired - Lifetime CN201247076Y (en) | 2008-09-02 | 2008-09-02 | Apparatus for testing piezoelectric sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201247076Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442734A (en) * | 2016-09-29 | 2017-02-22 | 中国人民解放军91872部队 | Sound spectrum based nondestructive testing device and method for small irregular castings |
| CN109489895A (en) * | 2018-11-23 | 2019-03-19 | 深圳和而泰数据资源与云技术有限公司 | A kind of pressure-sensitivity test method and device |
-
2008
- 2008-09-02 CN CNU200820030162XU patent/CN201247076Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442734A (en) * | 2016-09-29 | 2017-02-22 | 中国人民解放军91872部队 | Sound spectrum based nondestructive testing device and method for small irregular castings |
| CN109489895A (en) * | 2018-11-23 | 2019-03-19 | 深圳和而泰数据资源与云技术有限公司 | A kind of pressure-sensitivity test method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201269888Y (en) | Tool for printed circuit board assembling test | |
| CN202126231U (en) | Idle stroke detection table of car brake master cylinder and vacuum booster assembly | |
| CN104111423A (en) | Test device of loading performance of wheelchair motor | |
| CN201247076Y (en) | Apparatus for testing piezoelectric sensor | |
| CN204101386U (en) | A kind of exhaust system flexible hinge performance testing device | |
| CN218647017U (en) | Automatic testing jig for timing | |
| CN205120365U (en) | Engine mounting device test bench | |
| CN203405137U (en) | Gauge for measuring level difference of big head and small head of connecting rod | |
| CN113109155A (en) | Multistation linkage cable mechanical property testing machine | |
| CN201724797U (en) | Vibration simulation test platform of vehicle air-conditioner | |
| CN105571845A (en) | Automobile pedal durability detection apparatus | |
| CN205373937U (en) | Binding post measuring force device | |
| CN108287260B (en) | Electric power measurement seal performance detection equipment | |
| CN205898429U (en) | Air spring attribute testing platform | |
| CN219328574U (en) | Air tightness detection device and photovoltaic connector air tightness detection equipment | |
| CN218411254U (en) | Sensor test auxiliary fixtures | |
| CN214309357U (en) | New energy automobile airtightness detection and conduction detection combined jig | |
| CN205593765U (en) | Testing arrangement of car elastomer | |
| CN214096534U (en) | Pipeline connection stability testing equipment | |
| CN213638212U (en) | Loudspeaker module testing device | |
| CN220508997U (en) | Motor clamping tool | |
| CN213544846U (en) | License plate accessory installation detection equipment | |
| CN213301016U (en) | Vehicle side door C post sub-assembly inspection jig | |
| CN211856656U (en) | Elastic dial device | |
| CN219597224U (en) | Aviation connector air tightness detection jig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XI'AN LUHAI GEOPHYSICAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHU JUN Effective date: 20120615 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 710082 XI'AN, SHAANXI PROVINCE TO: 710075 XI'AN, SHAANXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120615 Address after: 710075 Shaanxi city of Xi'an province high tech Zone Mi Jia Qiao District building 55 room 10401 Patentee after: XI'AN LUHAI PHYSICAL GEOGRAPHY TECHNOLOGY CO., LTD. Address before: 710082 No. 115 labour Road, Shaanxi, Xi'an Patentee before: Zhu Jun |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170405 Address after: 257067 Dongying, the Yellow River, No. 38 Shandong Road, science and Technology Park ecological Valley Patentee after: Chang'an, Shandong Te Yi photoelectricity technology corporation, Ltd. Address before: 710075 Shaanxi city of Xi'an province high tech Zone Mi Jia Qiao District building 55 room 10401 Patentee before: XI'AN LUHAI PHYSICAL GEOGRAPHY TECHNOLOGY CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090527 |
|
| CX01 | Expiry of patent term |