CN202960534U - Infrared thermal imaging psychology tester - Google Patents
Infrared thermal imaging psychology tester Download PDFInfo
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- CN202960534U CN202960534U CN 201220739402 CN201220739402U CN202960534U CN 202960534 U CN202960534 U CN 202960534U CN 201220739402 CN201220739402 CN 201220739402 CN 201220739402 U CN201220739402 U CN 201220739402U CN 202960534 U CN202960534 U CN 202960534U
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Abstract
The utility model relates to the field of psychology testers, in particular to an infrared thermal imaging psychology tester which comprises a shell body, a physiological parameter switching circuit 2, an impedance matching circuit 4, an amplification filter circuit 5, an AD sampling circuit 6 and a singlechip main control circuit 7, wherein the switching circuit 2, the impedance matching circuit 4, the amplification filter circuit 5, the AD sampling circuit 6 and the singlechip main control circuit 7 are arranged in the shell body and connected in sequence. An infrared data receiving and converting circuit 3 connected with the singlechip main control circuit 7 is further arranged in the shell body. The psychology tester further comprises an infrared thermal imaging sensor. The psychology tester is high in effective detection rate. In the aspect of consistency of infrared data and synchronous data collection of a traditional tester, the psychology tester is good in consistency through synchronous collection and contrast analysis, and has a good supplementary effect. The infrared thermal imaging psychology tester can overcome detects of a traditional testing method effectively and improve testing efficiency and accuracy rate.
Description
[technical field]
This utility model relates to the psychological tester field, and particularly a kind of have an infrared thermal imaging psychological tester.
[background technology]
Psychological tester claims again a lie detector (Polygraph), is a kind of instrument that records multinomial physiological reaction, can be used for assisting investigation in crime survey, is subjected to inquisitorial psychologic status with acquisition, thereby judges whether it relates to the punishment case.Its principle is based upon the people, and a series of variations that can not automatic control can occur on physiology when lying, comprise the physiological situation that some are difficult to observe with the naked eye,, pulse quickening, hypertension abnormal such as breathing rate and blood volume, the blood output increases and composition variations, subcutaneous sweat gland secretion increase, platycoria, stomach contraction and/or muscular tone etc.
Modern a lie detector is comprised of sensor, main frame and microcomputer usually.Wherein, sensor is connected with people's body surface, is used for gathering the change information of Human Physiology parameter; Main frame is electronic unit, and the analogue signal that sensor is gathered converts digital signal to through processing; Microcomputer is stored the digital signal of input, analyze, show, obtains conclude of lie detector.
Infrared ray is from the material internal emission out, and the motion of material is to produce ultrared root.The physical essence of infra-red radiation is heat radiation, and mainly by the temperature of this object and the character decision of material itself, particularly thermal-radiating intensity depends on the temperature of radiant body to its amount of radiation.Thermal infrared imager can be converted into the visible image of human eye to the Temperature Distribution on surface.
On the other hand, there are some researches show that many emotions are accompanied by the reaction of special physiological, biochemical and behavior.Facial expression is the source of the abundantest information of relevant potential emotional state, can find the extraneous information of mankind's emotion by the pattern of utilizing the facial muscle activity.Some facial expression is not controlled by will, and this is guiding researcher to go to study following probability: perhaps facial expression can leak out lie.
Thermography is exactly for the technology of measuring from radiant energy or the atural beat (infrared ray) of human body.By using the infrared ray determination techniques, can directly contact skin and body surface is carried out large tracts of land measure.The epidermis temperature is subject to the impact of the variation of potential musculation and blood capillary circulation, and the enhancing of musculation causes flowing into the increase of the arteriolar blood in muscle on every side, and these change the increase that also is accompanied by heat dissipation capacity.
Except the epidermis variations in temperature that the facial muscle activity causes is arranged, by health heat release and the awkward caused enlargement and contraction that also relates to the sympathetic nerve blood vessel of blushing.Also be subject to the impact of facial perspire (such as blushing) from the heat distribution state of face, facial perspiration is controlled by the sympathetic nerve in autonomic nervous system.
[summary of the invention]
[technical problem that will solve]
The purpose of this utility model is to address the deficiencies of the prior art, and provides a kind of by obtaining the psychological tester that the experimenter is facial and body temp changes.
[technical scheme]
to achieve these goals, this utility model provides a kind of infrared thermal imaging psychological tester, comprise housing and the physiological parameter change-over circuit 2 that is arranged on described enclosure interior and is connected successively, impedance matching circuit 4, filtering and amplifying circuit 5, AD sample circuit 6, single-chip microcomputer governor circuit 7, also be provided with the infrared data that is connected with single-chip microcomputer governor circuit 7 in described housing and receive conversion circuit 3, described psychological tester also comprises the sensor 1 that is arranged on hull outside, described sensor 1 is connected with physiological parameter change-over circuit 2, described single-chip microcomputer governor circuit 7 possesses microcontroller and normal data outfan, it is characterized in that described sensor 1 comprises the infrared thermal imaging sensor, described infrared thermal imaging sensor receives conversion circuit 3 with infrared data and is connected.
According to preferred embodiment a kind of, described sensor also comprises respiration pickup, skin electric transducer, blood-volume transducer, pressure transducer, action sensor and sound transducer.The signal output part of described respiration pickup, skin electric transducer, blood-volume transducer, pressure transducer, action sensor and sound transducer is connected with described physiological parameter change-over circuit 2.
Carrying out psychological test by galvanic skin response, breathing or blood pressure etc. is state of the art, a large amount of open source literature itemized record are arranged, and it detects principle and means, and the sensor of these sense channels is also that this area is commonly used, product that can buy acquisition on market.During use, such as skin electric transducer, respiration pickup or pressure transducer etc. are placed/are pasted/be fixed on tested person's finger/upper arm position, be used for gathering relevant physiology signal.
According to another preferred embodiment, described infrared thermal imaging sensor is connected with described housing by mechanical arm.
Particularly preferably, described infrared thermal imaging sensor is that to debate temperature resolution be the infrared thermal imaging sensor of 0.1 ℃ to I.
According to of the present utility model preferred embodiment a kind of, described impedance matching circuit 4 is voltage follower circuits; Described filtering and amplifying circuit 5 is in-phase proportion amplifiers.
Preferably, described AD sampling A/D chip 6 has universal serial bus, and described universal serial bus is connected with the pin of the microcontroller of single-chip microcomputer governor circuit 7.
In this utility model, described physiological parameter change-over circuit, infrared data receive conversion circuit, impedance matching circuit, amplification filtering electricity, AD sample circuit and single-chip microcomputer governor circuit and are existing circuit common setting, and those skilled in the art need not creative work and can repeat to implement.
In this utility model, described normal data outfan is USB port, bluetooth port, infrared data port or universal serial bus, (PC is to realize the communication between psychological tester of the present utility model and PC main frame to be used for connecting singlechip microcontroller and host computer.
In this utility model scope, term " host computer " comprises general purpose computer and the necessary software that is arranged in described computer.The function that host computer can be realized comprises the output signal that receives from psychological tester, and these output signals are presented in display device with curve or diagrammatic form, estimates tested person's mental status for the staff.Described host computer and related software are prior art, and those skilled in the art can not pay creative work and realize.Repeat no more in this utility model.
In this utility model, single-chip microcomputer governor circuit 7 adopts single-chip microcomputer to consist of, and it can be crossed each circuit in psychological tester of the present utility model is controlled, and collects the final data that obtain and converts the discernible data of PC to, be transferred to host computer, for further processing or judgement.
In this utility model, infrared data receives the data that conversion circuit 3 can Real-time Obtaining infrared thermal imaging sensor generates, and the data obtained is processed, and then transfers data to single-chip microcomputer governor circuit 7.
According to a kind of particularly preferred embodiment, described psychological tester also comprises seat.
Obtain around the eye socket of real-time change, particularly tested person of the facial epidermis temperature of experimenter by thermal imaging and forehead central.During use, with infrared thermal imaging sensor alignment tested person's face, distance keeps the 30cm left and right, and makes both plane keeping parallelism states.The tester that the tested person sits has headrest, can make tested person's head relatively comfortable, and keep within a certain period of time motionless.During test, the facial epidermis temperature of tested person is gathered, with psychological test question order storehouse, the tested person is tested simultaneously.
A large amount of experiments and actual combat data show, the effective recall rate of psychological tester of the present utility model is high, aspect the concordance of infrared data and traditional test instrument synchronous acquisition, by the synchronous acquisition check analysis, concordance is good, and has stronger complementary action.Psychological tester of the present utility model has effectively made up the deficiency of conventional test methodologies, has improved efficient and the accuracy rate of test.
This utility model is simple in structure in addition, and manufacturing cost is lower, extensively applicable multiple industry.
[Figure of description]
Fig. 1 is module map of the present utility model;
Fig. 2 is product schematic diagram of the present utility model.
Wherein, 1, sensor; 2, physiological parameter change-over circuit; 3, infrared data receives conversion circuit; 4, impedance matching circuit; 5, amplification filtering electricity; 6, AD sample circuit; 7, single-chip microcomputer governor circuit; 8, PC.
[specific embodiment]
Can further be expressly understood this utility model by this utility model specific embodiment given below, but these embodiment not the restrictions to protection domain.
Connected physiological parameter change-over circuit 2, impedance matching circuit 4, filtering and amplifying circuit 5, AD sample circuit 6 and the single-chip microcomputer governor circuit 7 of electricity successively is installed in housing, and the signal output part of other sensors except the infrared thermal imaging sensor such as respiration pickup, skin electric transducer, blood-volume transducer, pressure transducer, action sensor and sound transducer all is connected to physiological parameter change-over circuit 2.Infrared data receives conversion circuit 3, the infrared thermal imaging sensor is fixed on mechanical arm, and the data output end that infrared data receives conversion circuit 3 is also connected to single-chip microcomputer governor circuit 7.
The circuit of body is installed concentratedly at seat bottom or rear portion.During use, the experimenter sits on the seat, the head rest chair back.Infrared thermal imaging sensor alignment experimenter is facial, and parallel distance 30cm tests the left and right.Obtain around the eye socket of real-time change, particularly tested person of the facial epidermis temperature of experimenter by thermal imaging and forehead central.During use, with infrared thermal imaging sensor alignment tested person's face, distance keeps the 30cm left and right, and makes both plane keeping parallelism states.Other sensors are placed on experimenter's health, for example with temperature sensor, the facial epidermis temperature of experimenter are gathered, with psychological test question order storehouse, the tested person is tested simultaneously, record infrared thermal imaging data and temperature data.
A large amount of experiments and actual combat data show, the effective recall rate of psychological tester of the present utility model is high, aspect the concordance of infrared data and traditional test instrument synchronous acquisition, by the synchronous acquisition check analysis, concordance is good, and has stronger complementary action.Psychological tester of the present utility model has effectively made up the deficiency of conventional test methodologies, has improved efficient and the accuracy rate of test.
Claims (5)
1. infrared thermal imaging psychological tester, comprise housing and the physiological parameter change-over circuit (2) that is arranged on described enclosure interior and is connected successively, impedance matching circuit (4), filtering and amplifying circuit (5), AD sample circuit (6), single-chip microcomputer governor circuit (7), also be provided with the infrared data that is connected with single-chip microcomputer governor circuit (7) in described housing and receive conversion circuit (3), described psychological tester also comprises the sensor (1) that is arranged on hull outside, described sensor (1) is connected with physiological parameter change-over circuit (2), described single-chip microcomputer governor circuit (7) possesses microcontroller and normal data outfan, it is characterized in that described sensor (1) comprises the infrared thermal imaging sensor, described infrared thermal imaging sensor receives conversion circuit (3) with infrared data and is connected.
2. infrared thermal imaging psychological tester according to claim 1, is characterized in that described sensor also comprises respiration pickup, skin electric transducer, blood-volume transducer, pressure transducer, action sensor and sound transducer.
3. infrared thermal imaging psychological tester according to claim 1, is characterized in that described infrared thermal imaging sensor is connected with described housing by mechanical arm.
4. infrared thermal imaging psychological tester according to claim 1 is characterized in that described infrared thermal imaging sensor is that to debate temperature resolution be the infrared thermal imaging sensor of 0.1 ℃ to I.
5. the described infrared thermal imaging psychological tester of any one claim according to claim 1-4, is characterized in that described psychological tester also comprises seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220739402 CN202960534U (en) | 2012-12-28 | 2012-12-28 | Infrared thermal imaging psychology tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220739402 CN202960534U (en) | 2012-12-28 | 2012-12-28 | Infrared thermal imaging psychology tester |
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| Publication Number | Publication Date |
|---|---|
| CN202960534U true CN202960534U (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220739402 Expired - Fee Related CN202960534U (en) | 2012-12-28 | 2012-12-28 | Infrared thermal imaging psychology tester |
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| CN (1) | CN202960534U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103479366A (en) * | 2013-09-26 | 2014-01-01 | 北京贝亿医疗器械有限公司 | Method for assessing psychological state of human body by aid of thermal texture maps technology |
| CN104644187A (en) * | 2015-01-16 | 2015-05-27 | 广微科技集团有限公司 | Infrared thermal imager-based lie detection method and system |
| CN108245176A (en) * | 2017-12-07 | 2018-07-06 | 江苏大学 | Based on the interactive contactless psychology detection therapeutic device of Internet of Things, system and method |
-
2012
- 2012-12-28 CN CN 201220739402 patent/CN202960534U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103479366A (en) * | 2013-09-26 | 2014-01-01 | 北京贝亿医疗器械有限公司 | Method for assessing psychological state of human body by aid of thermal texture maps technology |
| CN103479366B (en) * | 2013-09-26 | 2015-06-17 | 北京贝亿医疗器械有限公司 | Method for assessing psychological state of human body by aid of thermal texture maps technology |
| CN104644187A (en) * | 2015-01-16 | 2015-05-27 | 广微科技集团有限公司 | Infrared thermal imager-based lie detection method and system |
| CN108245176A (en) * | 2017-12-07 | 2018-07-06 | 江苏大学 | Based on the interactive contactless psychology detection therapeutic device of Internet of Things, system and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151228 |
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| EXPY | Termination of patent right or utility model |