CN101380240A - Human finger sweat volatile component acquisition cavity - Google Patents
Human finger sweat volatile component acquisition cavity Download PDFInfo
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- CN101380240A CN101380240A CNA2008100480639A CN200810048063A CN101380240A CN 101380240 A CN101380240 A CN 101380240A CN A2008100480639 A CNA2008100480639 A CN A2008100480639A CN 200810048063 A CN200810048063 A CN 200810048063A CN 101380240 A CN101380240 A CN 101380240A
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Abstract
The invention relates to a collecting cavity for the sweat volatilization of human fingers, which are characterized in that a normal closed gate (1) consists of a transverse film (17(a)) and a longitudinal film (17(b)); the normal closed gate is clamped between a mounting sheet (2) and the left port of a sleeve wall (3); a heating film (4) is curled into a cylinder and is internally arranged in the collecting cavity; an alcohol sensor (11) and a fingerprint sensor (13) are internally arranged in the collecting cavity; besides, the induction surfaces of the alcohol sensor (11) and the fingerprint sensor are all exposed in the channel of the collecting cavity. The collecting cavity has the advantages of leading the finger sweat of a person to be tested to be fully volatilized in a short time, providing a fresh air source for the alcohol sensor and effectively improving the testing accuracy, reliability and stability of a testing apparatus.
Description
Technical field
The present invention relates to a kind of human finger sweat volatile component acquisition cavity, is a kind of sweat volatile component that is used to collect, especially harvester of finger surface sweat volatile component specifically.
Technical background
Sweat volatile component acquisition device of the present invention is based on a kind of instrument that can test alcohol concentration in the finger sweat volatile component, and promptly the drunk taboo of driver drives that the alcohol concentration tester designs in system or a kind of human finger sweat volatile component.The drunk taboo of described driver is driven the classic applications that system or perspiration formula alcohol tester are fuel cell type alcohol sensor, and this pick off is alcohol concentration in the test gas sample optionally, and test period must allow gas sample flows through sensor sensing element.Instrument as alcohol concentration in the test juice, its sample objects is the excretory sweat volatile component of finger, because the sampling feature is abundant to volatilize, fresh, the timely collection of source of the gas is advisable, therefore necessary this acquisition cavity of design is to improve instrument test degree of accuracy, reliability and stability.
Summary of the invention
The object of the invention is to provide a kind of human finger sweat volatile component acquisition cavity, drives the alcohol sensor of system or perspiration formula alcohol tester for the drunk taboo of driver and collects fresh sweat volatile component, to improve the purpose of instrument test precision, reliability and stability.
For achieving the above object, technical scheme of the present invention is: a kind of human finger sweat volatile component acquisition cavity, it is characterized in that: it is made of mechanical part and electronic unit, wherein mechanical part comprises normal closed gate (1), installation sheet (2), jacket wall (3), described normal closed gate is made of horizontal film (17 (a)), vertical film (17 (b)), normal closed gate is sandwiched between installation sheet and the jacket wall left port, and how much symmetric positions of described installation sheet are convenient to install is provided with unthreaded hole (14); Electronic unit is by heating film (4), temperature-humidity sensor (5), air pump (8), alcohol sensor (11), fingerprint sensor (13), high pitch head (15), display lamp (16) constitutes, described heating film curls for tubular and is built in acquisition cavity, heating film lead-in wire (7) is drawn from jacket wall, the suction hole of described air pump (18) is towards the acquisition cavity passage, the air pump suction end embeds acquisition cavity, the exhaustor of air pump (19) is connected with the air inlet pipe (20) of alcohol sensor, alcohol sensor is provided with diffuser (21), described temperature-humidity sensor, fingerprint sensor is built in acquisition cavity, and the two sensitive surface all is exposed in the acquisition cavity passage, temperature-humidity sensor lead-in wire (6), fingerprint sensor lead-in wire (12) passes acquisition cavity and draws, air pump lead-in wire (9), alcohol sensor lead-in wire (10) exposes described high pitch head (15) naturally, display lamp (16) places how much symmetric positions of installation sheet.
Excellent part of the present invention is that it can make the fully volatilization at short notice of measured's finger sweat, and for alcohol sensor provides fresh source of the gas, has effectively improved instrument test degree of accuracy, reliability and stability.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a front view of the present invention
Wherein: 1-normal closed gate, 2-installation sheet, 3-jacket wall, 4-heating film, 5-temperature-humidity sensor, 6-temperature-humidity sensor lead-in wire, 7-heating film lead-in wire, 8-air pump, 9-air pump lead-in wire, 10-alcohol sensor lead-in wire, 11-alcohol sensor, 12-fingerprint sensor lead-in wire, 13-fingerprint sensor.
Fig. 2 (a, b) is an installation sheet left view of the present invention
Wherein: 14-unthreaded hole, 15-high pitch head, 16-display lamp.
Fig. 3 is a normal closed gate installation diagram of the present invention
Wherein: 1-normal closed gate, 17-latex film, 17 (a)-horizontal film, 17 (b) be film vertically.
Fig. 4 is a heating film left view of the present invention
Wherein: 4-heating film, 7 heating films lead-in wire.
Fig. 5 is an air pump left view of the present invention
Wherein: 8-air pump, 18-suction hole, 19-exhaustor.
Fig. 6 is an alcohol sensor structural representation of the present invention
Wherein: 9-air pump lead-in wire, 10-alcohol sensor lead-in wire, 20-air inlet pipe, 21-diffuser.
Fig. 7 is acquisition cavity of the present invention and air pump connected mode sketch map
Wherein: 8 air pumps, 9-air pump lead-in wire, 22-airway.
Fig. 8 is acquisition cavity of the present invention and air pump connected mode sketch map
Wherein: 2-installation sheet, 23-valve, 24-electromagnetic valve lead-in wire, 25-solenoid.
The specific embodiment
The present invention seeks to gather finger sweat volatile component of measured, one of key of enforcement is to prevent or reduces cover outer air composition to enter in the cover, and following scheme is provided for this reason.
Scheme: adopt latex film to separate the acquisition cavity inner air and outer air.Referring to Fig. 1, Fig. 2, Fig. 3, mechanical part of the present invention comprises normal closed gate (1), installation sheet (2), jacket wall (3), described normal closed gate is by the horizontal film of elastomeric latex (17 (a)), vertically film (17 (b)) constitutes, laterally film is formed by two latex film knot seam transversely splits, vertically vertically be put together by two latex film knot seams, normal closed gate is sandwiched between installation sheet and the jacket wall left port, during test, measured's finger closes vertical film knot seam through horizontal film and stretches in the acquisition cavity, laterally film and vertical film wrap finger, thereby the acquisition cavity inner air and outer air is separated, to prevent that overlapping the outer air composition enters acquisition cavity at test period.
Scheme two: adopt electromagnetic valve to separate the acquisition cavity inner air and outer air.The another kind of alternate embodiments of normal closed gate such as Fig. 1, Fig. 7, Fig. 8, in the jacket wall left port electromagnetic valve is installed, to improve the acquisition cavity airtight effect, electromagnetic valve is made of valve (23), electromagnetic valve lead-in wire (24), solenoid (25), wherein valve is a normally off, valve was opened automatically during the measured stretched into acquisition cavity with finger, and finger is withdrawn the acquisition cavity late gate and closed automatically, to prevent that overlapping the outer air composition infiltrates in the cover.
Installation sheet is provided with unthreaded hole (14) among Fig. 2, supplies fixedly acquisition cavity usefulness of drift bolt, and other is provided with high pitch head (15), display lamp (16) preformed hole, the employing scheme with the time, installation sheet geometric center through hole such as Fig. 2 (a) are circular, and during employing scheme two, installation sheet through hole such as Fig. 2 (b) are square.
The present invention seeks to gather finger sweat volatile component of measured, two of the key of implementing is to collect competent perspiration volatile quantity, and there is notable difference in different tester's finger sweat volatile quantities under same temperature, damp condition, and for reducing this species diversity, the spy provides following scheme.
Scheme three: the degree of depth that the quality of test result and measured's finger stretch into, finger sweat volatilization degree is relevant, therefore acquisition cavity must be aided with device electric, as Fig. 4, Fig. 5, shown in Figure 6, the electronic unit that the present invention relates to is by heating film (4), temperature-humidity sensor (5), air pump (8), alcohol sensor (11), fingerprint sensor (13), high pitch head (15), display lamp (16) constitutes, wherein temperature-humidity sensor is used for detecting humidity and temperature in the cover, cross when humidity and to judge measured's finger sweat volatile quantity deficiency when low, temperature sensor is used for temperature in the monitoring cover; Described heating film curls for tubular and is built in acquisition cavity, and heating film lead-in wire (7) is drawn from jacket wall, judges measured's perspiration volatile quantity when instrument and cross when low that the heating film heating to improve temperature in the cover, impels the measured to point rapid volatilization perspiration; Fingerprint sensor is used to monitor the measured and stretches into the degree of depth, test period, and the measured points and must touch fingerprint sensor; The suction hole of described air pump (18) is towards the acquisition cavity passage, and the air pump suction end embeds acquisition cavity, and the exhaustor of air pump (19) is connected with the air inlet pipe (20) of alcohol sensor, alcohol sensor is provided with diffuser (21); Described temperature-humidity sensor, fingerprint sensor are built in acquisition cavity, and the two sensitive surface all is exposed in the acquisition cavity passage, temperature-humidity sensor lead-in wire (6), fingerprint sensor lead-in wire (12) pass acquisition cavity and draw, air pump lead-in wire (9), alcohol sensor lead-in wire (10) expose naturally, and described high pitch head (15), display lamp (16) place how much symmetric positions of installation sheet.
Alcohol sensor structure such as Fig. 6 described in this programme, constitute by alcohol sensor lead-in wire (10), alcohol sensor (11) body, air inlet pipe (20), diffuser (21), wherein air inlet pipe directly is connected with the exhaustor of air pump, the outer atmosphere of the logical acquisition cavity of diffuser.
Claims (4)
1, a kind of human finger sweat volatile component acquisition cavity, it is characterized in that: it is made of mechanical part and electronic unit, wherein mechanical part comprises normal closed gate (1), installation sheet (2), jacket wall (3), described normal closed gate is made of horizontal film (17 (a)), vertical film (17 (b)), normal closed gate is sandwiched between installation sheet and the jacket wall left port, and how much symmetric positions of described installation sheet are convenient to install is provided with unthreaded hole (14); Electronic unit is by heating film (4), temperature-humidity sensor (5), air pump (8), alcohol sensor (11), fingerprint sensor (13), high pitch head (15), display lamp (16) constitutes, described heating film curls for tubular and is built in acquisition cavity, heating film lead-in wire (7) is drawn from jacket wall, the suction hole of described air pump (18) is towards the acquisition cavity passage, the air pump suction end embeds acquisition cavity, the exhaustor of air pump (19) is connected with the air inlet pipe (20) of alcohol sensor, alcohol sensor is provided with diffuser (21), described temperature-humidity sensor, fingerprint sensor is built in acquisition cavity, and the two sensitive surface all is exposed in the acquisition cavity passage, temperature-humidity sensor lead-in wire (6), fingerprint sensor lead-in wire (12) passes acquisition cavity and draws, air pump lead-in wire (9), alcohol sensor lead-in wire (10) exposes described high pitch head (15) naturally, display lamp (16) places how much symmetric positions of installation sheet.
2, a kind of human finger sweat volatile component acquisition cavity according to claim 1 is characterized in that: described normal closed gate is that the horizontal film of elastomeric latex (17 (a)), vertical film (17 (b)) constitute by material.
3, a kind of human finger sweat volatile component acquisition cavity according to claim 1 is characterized in that: described heating film (4) curls for tubular and is close to the acquisition cavity inwall, and material is a carbon fiber Infrared Heating film.
4, a kind of human finger sweat volatile component acquisition cavity according to claim 1, it is characterized in that: described temperature-humidity sensor, fingerprint sensor are close to the acquisition cavity inwall, and its sensitive area passes heating film and is exposed in the acquisition cavity passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100480639A CN101380240A (en) | 2008-06-18 | 2008-06-18 | Human finger sweat volatile component acquisition cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100480639A CN101380240A (en) | 2008-06-18 | 2008-06-18 | Human finger sweat volatile component acquisition cavity |
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| Publication Number | Publication Date |
|---|---|
| CN101380240A true CN101380240A (en) | 2009-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008100480639A Pending CN101380240A (en) | 2008-06-18 | 2008-06-18 | Human finger sweat volatile component acquisition cavity |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101526447B (en) * | 2009-03-26 | 2010-12-08 | 黄世强 | Fully automatic piston type fingerprint sweat collecting chamber |
| CN101519041B (en) * | 2009-03-27 | 2011-12-14 | 黄世强 | Drive forbidding system for detecting alcohol concentration from sweat |
| CN103054556A (en) * | 2013-01-05 | 2013-04-24 | 浩华科技实业有限公司 | Method for measuring human sweating water loss speed and sweating speed |
| CN105916433A (en) * | 2013-10-18 | 2016-08-31 | 辛辛那提大学 | Sweat sensing with chronological assurance |
| CN108272472A (en) * | 2018-01-29 | 2018-07-13 | 倪菁菁 | A kind of Medical arm sweat collection device |
| US10888244B2 (en) | 2013-10-18 | 2021-01-12 | University Of Cincinnati | Sweat sensing with chronological assurance |
| US11253190B2 (en) | 2016-07-01 | 2022-02-22 | University Of Cincinnati | Devices with reduced microfluidic volume between sensors and sweat glands |
-
2008
- 2008-06-18 CN CNA2008100480639A patent/CN101380240A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101526447B (en) * | 2009-03-26 | 2010-12-08 | 黄世强 | Fully automatic piston type fingerprint sweat collecting chamber |
| CN101519041B (en) * | 2009-03-27 | 2011-12-14 | 黄世强 | Drive forbidding system for detecting alcohol concentration from sweat |
| CN103054556A (en) * | 2013-01-05 | 2013-04-24 | 浩华科技实业有限公司 | Method for measuring human sweating water loss speed and sweating speed |
| CN105916433A (en) * | 2013-10-18 | 2016-08-31 | 辛辛那提大学 | Sweat sensing with chronological assurance |
| CN105916433B (en) * | 2013-10-18 | 2019-08-30 | 辛辛那提大学 | To ensure the sweat sensing in a manner of time sequencing |
| US10888244B2 (en) | 2013-10-18 | 2021-01-12 | University Of Cincinnati | Sweat sensing with chronological assurance |
| US11253190B2 (en) | 2016-07-01 | 2022-02-22 | University Of Cincinnati | Devices with reduced microfluidic volume between sensors and sweat glands |
| CN108272472A (en) * | 2018-01-29 | 2018-07-13 | 倪菁菁 | A kind of Medical arm sweat collection device |
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Owner name: ZHAO WENCAI Free format text: FORMER OWNER: HUANG SHIQIANG Effective date: 20090911 |
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Effective date of registration: 20090911 Address after: Luoyu Road, Hubei province Wuhan city Hongshan District No. 716 Hua Le 7 storey building company post: 430074 weighted encoding Applicant after: Zhao Wen Cai Co-applicant after: Li Zhoumu Address before: No. 11-5, 7 block, Luneng Star City, No. 670 Yu Lu Road, Yubei District, Chongqing, 11-5: zip code: 400023 Applicant before: Huang Shi Qiang Co-applicant before: Zhao Wencai Co-applicant before: Li Zhoumu |
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Open date: 20090311 |