CN101791221B - Breath detector based on capacitance variation and realizing method thereof - Google Patents
Breath detector based on capacitance variation and realizing method thereof Download PDFInfo
- Publication number
- CN101791221B CN101791221B CN200910202158.6A CN200910202158A CN101791221B CN 101791221 B CN101791221 B CN 101791221B CN 200910202158 A CN200910202158 A CN 200910202158A CN 101791221 B CN101791221 B CN 101791221B
- Authority
- CN
- China
- Prior art keywords
- capacitance
- electric capacity
- elastic parts
- breath detector
- capacitance variations
- 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.)
- Active
Links
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention provides a breath detector based on capacitance variation and a realizing method thereof, belonging to the technical field of detection and relating to a detection technology of breath. The breath detector comprises electrodes of a capacitor, a capacitor elastic component, a capacitor detector, a signal transmitter and the like, wherein the capacitor elastic component generates position variation under the action of wind power, the capacitor detector is used for detecting the variation state of the capacitor, and the signal transmitter is used for transmitting the capacitor detecting results of the capacitor detector outside; and through the breath strength, the capacitor detecting results are converted into electric signals by detecting the capacitor, and then the signal transmitter transmits the electric signals. By using the invention, the breath condition of a user can be changed into an electric signal, and the signal can be transmitted by the signal transmitter; the basic state of the respiratory system of a human body can be rapidly obtained; and in addition, the invention is very helpful for fields of the medical treatment, the first-aid treatment and the like.
Description
Technical field
The invention belongs to Detection Techniques field, relating to a kind of Detection Techniques to breathing.
Background technology
Breathing, as the necessary process of maintaining human survival, is the necessary ways of carrying out gas exchange between human body and external environment.By oxygen intake, give off carbon dioxide, thus maintain our normal physiological function, continuity could be developed.
Be directed to the speed of people's respiratory frequency, also can judge the health degree of human body, whether health of people is done to the judgement on basis.Numerous disease, such as asthma etc., also need the respiration monitoring control to people.And when disaster occurs, to the detection of human life's sign, breathing etc., more seem particularly important.
As to breathing the technology that detects, China publication application number is the patent of CN200910082790.This patent, by pressure transducer detecting breathing pressure, adopts three point force probe technique to judge breathing state, pressure is detected delayed method simultaneously and breathe experience method to correct as householder method, improves the accuracy judging breathing state.The voltage signal that this pressure transducer exports carries out signal amplification by a signal amplification circuit, voltage signal after amplification is passed to the analog digital conversion port of main control chip, send into main control chip through analog digital conversion, main control chip judges breathing state by breathing state detection method; By one height mu balanced circuit be that analog digital conversion provides high-precision reference voltage, thus eliminate the misjudgment phenomenon brought because of reference voltage shake, improve the accuracy judging breathing state, oxygen supply frequency is determined by breather completely, eliminates the drain spray of oxygen, connects and spray phenomenon.
Similar invention also has a lot, for breathing detection, also more and more receives the concern of many people.People are also constantly weeding out the old and bring forth the new, and need to be deepened the technology of breathing field of detecting further.
Summary of the invention
The object of this invention is to provide a kind of breath detector based on capacitance variations, in order to provide a kind of device that can be carried out detecting breathing state by capacitance variations.
Based on the breath detector of capacitance variations, include following structure:
The electrode of electric capacity, comprises positive pole and negative pole.
Positive pole and negative pole at least one, is arranged on electric capacity elastic parts, and the other end of electric capacity elastic parts is relatively fixing, and the electrode of the electric capacity that can make to be connected by this electric capacity elastic parts, produces change in location under the action of the forces of the wind.
Capacitance probe, between the positive pole being connected to aforesaid electric capacity and negative pole, in order to detect the changing condition of aforementioned electric capacity.
Signal projector, it is connected with aforesaid capacitance probe, in order to be sent by the electric capacity result of detection of aforementioned capacitance probe.
Further, the described breath detector based on capacitance variations also has following technical characteristic:
Described electric capacity elastic parts, its radial direction is parallel with capacitance electrode place plane or overlap.
Described electric capacity elastic parts is spring structure, or flexure strip structure.
Described electric capacity is ultracapacitor.
On one of the electrode of described ultracapacitor, be provided with to experience wind-force change by aerofoil.
Described signal projector is by active RFID, or passive RFID realization.
Based on an implementation method for the breath detector of capacitance variations, include following steps:
Step 1, arranges the aforesaid breath detector based on capacitance variations.
Step 2, is provided with on the capacitance electrode of electric capacity elastic parts, under the action of the forces of the wind position change occurs.
Step 3, detects corresponding capacitance variations by the described breath detector based on capacitance variations, and launches via signal projector.
Further, the implementation method of described a kind of breath detector based on capacitance variations also has following technical characteristic:
In step 1, set electric capacity elastic parts, its radial direction is parallel with capacitance electrode place plane or overlap.
The invention has the advantages that:
The described breath detector based on capacitance variations and its implementation are the devices utilizing capacitance variations to carry out detecting user breathing.The present invention is provided with capacitance electrode, produces change in location electric capacity elastic parts under the action of the forces of the wind, in order to detect the capacitance probe of the changing condition of aforementioned electric capacity, the signal projector etc. in order to be sent by the electric capacity result of detection of aforementioned capacitance probe, by the dynamics of breathing, detection electric capacity, be converted into the signal of telecommunication, then transmit via signal projector.
Utilize the breath detector based on capacitance variations of the present invention, can the breathing situation of user be converted to the signal of telecommunication, and utilize signal projector to launch signal.The basic condition of human respiratory can be obtained fast.The fields such as medical treatment, first aid are had very great help.
Accompanying drawing explanation
Fig. 1,2 is the structural representation of a kind of breath detector based on capacitance variations of the present invention, is a kind of embodiment.
Fig. 3 is the structural representation of a kind of breath detector based on capacitance variations of the present invention, is another kind of embodiment.
Fig. 4 is the daily enforcement illustration of a kind of breath detector based on capacitance variations of the present invention.
Fig. 5 is the flow chart of a kind of breath detector implementation method based on capacitance variations of the present invention.
Label declaration in figure:
Based on the breath detector-100 of capacitance variations; Electric capacity-200, by aerofoil-210, electric capacity elastic parts-300, capacitance probe-400, signal projector-410, mask-500.
Detailed description of the invention
Breath detector based on capacitance variations of the present invention, structure can be diversified, is described further below for embodiment several in the present invention.
Fig. 1,2 explanation:
Shown in ginseng Fig. 1,2, illustrate the primary structure of breath detector 100 embodiment based on capacitance variations, this system mainly includes following structure:
As joined shown in Fig. 1, an electrode of electric capacity 200 is arranged on electric capacity elastic parts 300, and the electrode be simultaneously arranged on electric capacity elastic parts 300 is set to by aerofoil 210, and the other end of electric capacity elastic parts 300 is relatively fixing.Electric capacity elastic parts 300, its radial direction is parallel with the electrode place plane of electric capacity 200.Because this electric capacity elastic parts 300 is set to spring structure, the electrode of coupled electric capacity 200 can be made, produce change in location under the action of the forces of the wind.As an example, as shown in Figure 2, when wind-force acts on by aerofoil 210, electric capacity elastic parts 300 will rock, thus causes electric capacity 200 to produce the change of position.
Be connected to the capacitance probe 400 between the positive pole of aforesaid electric capacity 200 and negative pole, in order to detect the changing condition of aforementioned electric capacity 200.And be connected with signal projector 410, signal projector 410 is the devices in order to be sent by electric capacity 200 result of detection of aforementioned capacitance probe 400, it is by active RFID, or passive RFID realization.As an example, under wind-force effect, the change of electric capacity 200 is detected by capacitance probe 400, and electric capacity 200 result of detection detected will realize sending by active RFID or passive RFID by the signal projector 410 be connected with capacitance probe 400.
So, just by the breath detector 100 based on capacitance variations, breathing has been detected.
The explanation of Fig. 3:
Shown in ginseng Fig. 3, be the primary structure of the another kind of embodiment of breath detector 100 based on capacitance variations, its principal character also comprises:
As joined shown in Fig. 3, the electric capacity 200 set by the present embodiment is ultracapacitor.At the two ends of the positive pole of electric capacity 200, arrange electric capacity elastic parts 300 respectively, the other end of electric capacity elastic parts 300 is relatively fixing.Corresponding, on described ultracapacitor anelectrode, be provided with to experience wind-force change by aerofoil 210.Can be made to be connected by this electric capacity elastic parts 300 electrode of electric capacity 200, produces change in location under the action of the forces of the wind.
As an example, under having wind-force effect, can accurately experience wind-force by aerofoil 210 and change, and drive ultracapacitor anelectrode to rock by by aerofoil 210.And be arranged at the electric capacity elastic parts 300 at the positive pole two ends of electric capacity 200, namely utilize its spring structure or flexure strip structure, the positive pole of electric capacity 200 is sprung back to original position.Like this, the change of electric capacity 200 is detected by capacitance probe 400, and electric capacity 200 result of detection detected will realize sending by active RFID or passive RFID by the signal projector 410 be connected with capacitance probe 400.
So, just by the breath detector 100 based on capacitance variations, breathing has been detected.
The explanation of Fig. 4:
Shown in ginseng Fig. 4, be the enforcement illustration of the breath detector 100 based on capacitance variations:
The present embodiment is directed to daily life to this invention to combine.As shown in Figure 4, a kind of like this breath detector 100 based on capacitance variations can be arranged to very little structure.This breath detector 100 based on capacitance variations is arranged on mask 500 etc. be convenient for people in the device of daily utilization.Like this, in the application of people's daily life, while using article of everyday use, the detection to breathing can also be completed.Detector is just arranged at the position of mask 500 relative to nostril, is put on by mask 500, just can detect breathing.
The explanation of Fig. 5:
Shown in ginseng Fig. 5, be the implementation method flow chart of the breath detector 100 based on capacitance variations, its principal character comprises:
Step 1, arranges the aforesaid breath detector 100 based on capacitance variations.
The electrode of electric capacity 200 is set, comprises positive pole and negative pole.
Positive pole and negative pole at least one, is arranged on electric capacity elastic parts 300, and the other end of electric capacity elastic parts 300 is relatively fixing.Set electric capacity elastic parts 300, its radial direction is parallel with electric capacity 200 electrode place plane or overlap.
Capacitance probe 400, between the positive pole being connected to electric capacity 200 and negative pole, in order to detect the changing condition of aforementioned electric capacity 200.
Signal projector 410, it is connected with aforesaid capacitance probe 400.
Step 2, is provided with on electric capacity 200 electrode of electric capacity elastic parts 300, under the action of the forces of the wind position change occurs.
When being subject to wind by aerofoil 210, then can be with dynamic condenser 200 that position change occurs by electric capacity elastic parts 300.
Step 3, detects corresponding electric capacity 200 by the described breath detector 100 based on capacitance variations and changes, and launch via signal projector 410.
Like this, the change of electric capacity 200 is detected by capacitance probe 400, and electric capacity 200 result of detection detected will realize sending by active RFID or passive RFID by the signal projector 410 be connected with capacitance probe 400.
So, just by the change of electric capacity 200, breathing has been detected.
Be more than the description of this invention and non-limiting, based on other embodiment of inventive concept, all among protection scope of the present invention.
Claims (8)
1., based on a breath detector for capacitance variations, it is characterized in that this breath detector comprises as lower part:
The electrode of electric capacity, comprises positive pole and negative pole;
Positive pole and negative pole one, be arranged on elastic parts, and the other end of elastic parts is relatively fixing, can make its capacitance electrode connected, produce change in location under the action of the forces of the wind by this elastic parts;
Capacitance probe, between the positive pole being connected to aforesaid electric capacity and negative pole, in order to detect the changing condition of aforementioned electric capacity;
Signal projector, it is connected with aforesaid capacitance probe, in order to be sent by the electric capacity result of detection of aforementioned capacitance probe.
2. a kind of breath detector based on capacitance variations according to claim 1, is characterized in that: described elastic parts, and its radial direction is parallel with capacitance electrode place plane or overlap.
3. a kind of breath detector based on capacitance variations according to claim 1, is characterized in that: described elastic parts, is spring structure or flexure strip structure.
4. a kind of breath detector based on capacitance variations according to claim 1, is characterized in that: described electric capacity is ultracapacitor.
5. a kind of breath detector based on capacitance variations according to claim 4, is characterized in that: on the electrode of the ultracapacitor of described connection elastic parts, be provided with to experience wind-force change by aerofoil.
6. a kind of breath detector based on capacitance variations according to claim 1, is characterized in that: described signal projector, is realized by active RFID or passive RFID.
7., as claimed in claim 1 based on an implementation method for the breath detector of capacitance variations, it is characterized in that the method comprises:
Step 1, arranges the aforesaid breath detector based on capacitance variations, comprises the electrode of described electric capacity, elastic parts, capacitance probe and signal projector;
Step 2, there is position change under the action of the forces of the wind in the described capacitance electrode be connected with elastic parts;
Step 3, detects corresponding capacitance variations by the described capacitance probe based on capacitance variations, and launches via described signal projector.
8. the implementation method of a kind of breath detector based on capacitance variations according to claim 7, is characterized in that: in step 2, described elastic parts, and its radial direction is parallel with capacitance electrode place plane or overlap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910202158.6A CN101791221B (en) | 2009-12-31 | 2009-12-31 | Breath detector based on capacitance variation and realizing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910202158.6A CN101791221B (en) | 2009-12-31 | 2009-12-31 | Breath detector based on capacitance variation and realizing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101791221A CN101791221A (en) | 2010-08-04 |
| CN101791221B true CN101791221B (en) | 2015-06-17 |
Family
ID=42584302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910202158.6A Active CN101791221B (en) | 2009-12-31 | 2009-12-31 | Breath detector based on capacitance variation and realizing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101791221B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109008955A (en) * | 2018-06-04 | 2018-12-18 | 海南和家健康科技有限公司 | A kind of portable physiological parameter monitor and its monitoring method |
| CN112716056A (en) * | 2020-12-14 | 2021-04-30 | 深圳迪致科技术有限公司 | Atomizer heating circuit for controlling output power by using suction force and control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2260574Y (en) * | 1995-03-10 | 1997-08-27 | 北京昌顺物业管理有限责任公司 | Capacitor breathsensor |
| DE19525707C2 (en) * | 1995-07-14 | 1998-11-26 | Tobias Baeuerle & Soehne Feinw | Device for measuring breathing activity |
| CN2610845Y (en) * | 2003-04-18 | 2004-04-14 | 潘钱 | Digital breathing displacement sensor |
| CN1559344A (en) * | 2004-02-16 | 2005-01-05 | 深圳迈瑞生物医疗电子股份有限公司 | Method and device for monitoring and controlling human breathing waves based on impedance variaton principle |
| CN2865564Y (en) * | 2006-01-18 | 2007-02-07 | 胡晓兵 | Respirotory detecting probe and respirotory detector |
-
2009
- 2009-12-31 CN CN200910202158.6A patent/CN101791221B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2260574Y (en) * | 1995-03-10 | 1997-08-27 | 北京昌顺物业管理有限责任公司 | Capacitor breathsensor |
| DE19525707C2 (en) * | 1995-07-14 | 1998-11-26 | Tobias Baeuerle & Soehne Feinw | Device for measuring breathing activity |
| CN2610845Y (en) * | 2003-04-18 | 2004-04-14 | 潘钱 | Digital breathing displacement sensor |
| CN1559344A (en) * | 2004-02-16 | 2005-01-05 | 深圳迈瑞生物医疗电子股份有限公司 | Method and device for monitoring and controlling human breathing waves based on impedance variaton principle |
| CN2865564Y (en) * | 2006-01-18 | 2007-02-07 | 胡晓兵 | Respirotory detecting probe and respirotory detector |
Non-Patent Citations (2)
| Title |
|---|
| 一种用电容式传感器检测呼吸率的方法;葛伟庆等;《航天医学与医学工程》;19990430;第12卷(第2期);全文 * |
| 郝连旺,宋涛.呼吸信号检测方法的研究.《微纳电子技术》.2007,(第7/8期), * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101791221A (en) | 2010-08-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109480795A (en) | A kind of sleep detection apparatus | |
| CN104535229A (en) | Pressure detection device and method based on piezoresistive and piezoelectric flexible sensor combination | |
| CN102599901A (en) | Physiological weak current signal acquiring and processing system and device | |
| CN102497472B (en) | Lung capacity test system based on microphone of mobile phone | |
| CN103294879A (en) | Portable remote health monitoring system and implementation method thereof | |
| CN202904817U (en) | Soundless sleep apnea prompting system | |
| CN206390893U (en) | Suitable for the automated watch-keeping facility of infant sleep status | |
| CN104257362A (en) | Monitoring system for human body physiological signals | |
| CN203724080U (en) | Embedded apparatus for sensing vital signs and environment information | |
| CN201022706Y (en) | Minitype portable remote multi-parameter monitor | |
| CN101791221B (en) | Breath detector based on capacitance variation and realizing method thereof | |
| CN202568244U (en) | Portable wireless electrocardio monitoring management system | |
| CN209789857U (en) | Voice alarm equipment for dealing with respiratory abnormality of patient based on LoRa remote communication | |
| CN209883229U (en) | Personnel safety monitoring and accurate positioning wrist under industrial environment | |
| CN105031785B (en) | Inspiratory trigger control method and device | |
| CN202376090U (en) | Remote physical sign parameter care system with movement situation detection function | |
| CN101791222B (en) | Device for measuring breath state based on capacitance variation and realizing method | |
| CN104287707A (en) | Portable pulse electrocardiogram monitor | |
| CN204636344U (en) | A kind of remote heart rate monitor device based on Zigbee | |
| CN206060824U (en) | A kind of house wisdom endowment service system | |
| CN106137183A (en) | A kind of cardiac monitoring electric power supply control system based on EGC sensor | |
| CN110115584A (en) | A kind of cough respiratory monitoring system | |
| CN201612606U (en) | Respiration body temperature heart rate data acquisition system in ward | |
| CN204581253U (en) | Based on the chronic patient long-term follow device of RF identification (RFID) technology | |
| CN208970186U (en) | Health detecting system for wearable device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: MA YUCHEN Free format text: FORMER OWNER: SHANGHAI LIANGKE ELECTRONIC TECHNOLOGY CO., LTD. Effective date: 20150430 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150430 Address after: 201203 Shanghai Chunxiao road Pudong New Area Zhangjiang hi tech Park No. 470 203-32. Applicant after: Ma Yuchen Address before: 201203, room 1, building 88, 216 Darwin Road, Zhangjiang hi tech park, Shanghai, Pudong New Area Applicant before: Shanghai Liangke Electronic Technology Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |