CN202548310U - Pyroelectric sensor testing device - Google Patents
Pyroelectric sensor testing device Download PDFInfo
- Publication number
- CN202548310U CN202548310U CN2012201182554U CN201220118255U CN202548310U CN 202548310 U CN202548310 U CN 202548310U CN 2012201182554 U CN2012201182554 U CN 2012201182554U CN 201220118255 U CN201220118255 U CN 201220118255U CN 202548310 U CN202548310 U CN 202548310U
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- bias voltage
- circuit
- logic
- test circuit
- pyroelectric sensor
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Abstract
The utility model provides a pyroelectric sensor testing device which comprises a shielding box, a pyroelectric sensor tray, a logic control test circuit, a bias voltage parameter collection card, an oscillograph and a computer, wherein the logic control test circuit comprises a logical choice control circuit, a bias voltage parameter test circuit and a noise parameter test circuit; an interface of the pyroelectric sensor tray is respectively connected with the bias voltage parameter test circuit and the noise parameter test circuit through the logical choice control circuit; the computer is connected with the bias voltage parameter test circuit through the bias voltage parameter collection card; the oscillograph is connected with the noise parameter test circuit, and the computer is connected with the oscillograph; a logic control output end of the computer is connected with a logic control input end of the logical choice control circuit; and the pyroelectric sensor tray and the logic control test circuit are arranged in the shielding box. The pyroelectric sensor testing device has the advantages that the design is scientific, the practicability is good, time and labor are saved, and the detection efficiency is high.
Description
Technical field
The utility model relates to a kind of sensor detecting device, specifically, has related to a kind of pyroelectric sensor proving installation.
Background technology
At present, the test of pyroelectric sensor is the manual testing mostly, and promptly one tests then, judges by the people whether sensor is qualified, and this method of testing not only needs great amount of manpower, and inefficiency, test error are big.
In order to solve the problem of above existence, people are seeking a kind of desirable technical solution always.
Summary of the invention
The purpose of the utility model is the deficiency to prior art, thereby a kind of design science, practical, time saving and energy saving, pyroelectric sensor proving installation that detection efficiency is high are provided.
To achieve these goals, the technical scheme that the utility model adopted is: a kind of pyroelectric sensor proving installation, and it comprises pyroelectric sensor pallet, logic control test circuit, bias voltage parameter acquisition card, oscillograph and computing machine; Wherein, Said logic control test circuit comprises logic selection control circuit, bias voltage parameter detecting circuit and noise parameter test circuit, and the control input end of said bias voltage parameter detecting circuit and said noise parameter test circuit is connected two control output ends that said logic is selected control circuit respectively; The interface of said pyroelectric sensor pallet selects control circuit to connect the signals collecting end of said bias voltage parameter detecting circuit and said noise parameter test circuit respectively through said logic; Said computing machine through the said bias voltage parameter detecting circuit of said bias voltage parameter acquisition card connection so that judge according to the bias voltage parameter testing result who gathers whether the bias voltage parameter qualified; Said oscillographic signal input part connects the signal output part of said noise parameter test circuit so that acquisition noise parameter testing result and carry out the noise parameter waveform and show that said computing machine connects said oscillographic noise parameter waveform output terminal so that judge according to the noise parameter waveform of gathering whether noise parameter is qualified; The logic control output terminal of said computing machine connects said logic and selects the logic control input end of control circuit so that select the switch test of control circuit realization bias voltage parameter and noise parameter and realize many pyroelectric sensors switch test successively through said logic.
Based on above-mentioned, it also comprises shielded box, and said pyroelectric sensor pallet and said logic control test circuit are arranged in the said shielded box.
The relative prior art of the utility model has substantive distinguishing features and progress; Specifically; This pyroelectric sensor proving installation can be tested the bias voltage parameter and the noise parameter of pyroelectric sensor, and can carry out switch test to bias voltage parameter and noise parameter, in addition; Also can carry out switch test successively to many pyroelectric sensors, it has design science, practical, time saving and energy saving, advantage that detection efficiency is high.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
Through embodiment, the technical scheme of the utility model is done further detailed description below.
As shown in Figure 1, a kind of pyroelectric sensor proving installation, it comprises shielded box, pyroelectric sensor pallet, logic control test circuit, bias voltage parameter acquisition card, oscillograph and computing machine; Wherein, Said logic control test circuit comprises logic selection control circuit, bias voltage parameter detecting circuit and noise parameter test circuit, and the control input end of said bias voltage parameter detecting circuit and said noise parameter test circuit is connected two control output ends that said logic is selected control circuit respectively; The interface of said pyroelectric sensor pallet selects control circuit to connect the signals collecting end of said bias voltage parameter detecting circuit and said noise parameter test circuit respectively through said logic; Said computing machine through the said bias voltage parameter detecting circuit of said bias voltage parameter acquisition card connection so that judge according to the bias voltage parameter testing result who gathers whether the bias voltage parameter qualified; Said oscillographic signal input part connects the signal output part of said noise parameter test circuit so that acquisition noise parameter testing result and carry out the noise parameter waveform and show that said computing machine connects said oscillographic noise parameter waveform output terminal so that judge according to the noise parameter waveform of gathering whether noise parameter is qualified; The logic control output terminal of said computing machine connects said logic and selects the logic control input end of control circuit so that select the switch test of control circuit realization bias voltage parameter and noise parameter and realize many pyroelectric sensors switch test successively through said logic; Said pyroelectric sensor pallet and said logic control test circuit are arranged in the said shielded box.
During use, 64 pyroelectric sensors are inserted the pyroelectric sensor pallet, put the pyroelectric sensor pallet into shielded box; After the energising, the logic control test circuit is tested automatically and is uploaded to computing machine to test result and shows, and judges that pyroelectric sensor is qualified or defective; Specifically, carry out the parameter testing of pyroelectric sensor bias voltage earlier, and upload computing machine to bias voltage parameter testing result and judge; Then; Switch to the test of pyroelectric sensor noise parameter, carry out the noise parameter waveform via oscillograph and show, and upload computing machine to test result and judge.
Should be noted that at last: above embodiment only in order to the explanation the utility model technical scheme but not to its restriction; Although with reference to preferred embodiment the utility model has been carried out detailed explanation, the those of ordinary skill in affiliated field is to be understood that: still can make amendment to the embodiment of the utility model perhaps is equal to replacement to the part technical characterictic; And not breaking away from the spirit of the utility model technical scheme, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (2)
1. pyroelectric sensor proving installation, it is characterized in that: it comprises pyroelectric sensor pallet, logic control test circuit, bias voltage parameter acquisition card, oscillograph and computing machine; Wherein, Said logic control test circuit comprises logic selection control circuit, bias voltage parameter detecting circuit and noise parameter test circuit, and the control input end of said bias voltage parameter detecting circuit and said noise parameter test circuit is connected two control output ends that said logic is selected control circuit respectively; The interface of said pyroelectric sensor pallet selects control circuit to connect the signals collecting end of said bias voltage parameter detecting circuit and said noise parameter test circuit respectively through said logic; Said computing machine through the said bias voltage parameter detecting circuit of said bias voltage parameter acquisition card connection so that judge according to the bias voltage parameter testing result who gathers whether the bias voltage parameter qualified; Said oscillographic signal input part connects the signal output part of said noise parameter test circuit so that acquisition noise parameter testing result and carry out the noise parameter waveform and show that said computing machine connects said oscillographic noise parameter waveform output terminal so that judge according to the noise parameter waveform of gathering whether noise parameter is qualified; The logic control output terminal of said computing machine connects said logic and selects the logic control input end of control circuit so that select the switch test of control circuit realization bias voltage parameter and noise parameter and realize many pyroelectric sensors switch test successively through said logic.
2. pyroelectric sensor proving installation according to claim 1 is characterized in that: it also comprises shielded box, and said pyroelectric sensor pallet and said logic control test circuit are arranged in the said shielded box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201182554U CN202548310U (en) | 2012-03-27 | 2012-03-27 | Pyroelectric sensor testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201182554U CN202548310U (en) | 2012-03-27 | 2012-03-27 | Pyroelectric sensor testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202548310U true CN202548310U (en) | 2012-11-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201182554U Expired - Lifetime CN202548310U (en) | 2012-03-27 | 2012-03-27 | Pyroelectric sensor testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202548310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712775A (en) * | 2013-12-18 | 2014-04-09 | 电子科技大学 | Device for measuring time constant of pyroelectric detector |
-
2012
- 2012-03-27 CN CN2012201182554U patent/CN202548310U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712775A (en) * | 2013-12-18 | 2014-04-09 | 电子科技大学 | Device for measuring time constant of pyroelectric detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180420 Address after: 450001 Zhengzhou province high tech Development Zone, Jin Suo Road, No. 299, No. Patentee after: Weisheng Electronics Tech Co., Ltd., Zhengzhou Address before: 101100 Beijing Tongzhou District Zhongguancun science and Technology Park Tongzhou yuan Guang electromechanical integration industrial base, government building 2, office building, 3rd floor. Patentee before: Beijing Zhiweiyuxun Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
|
| CX01 | Expiry of patent term |