CN203447278U - Portable sensor module - Google Patents
Portable sensor module Download PDFInfo
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- CN203447278U CN203447278U CN201320586495.1U CN201320586495U CN203447278U CN 203447278 U CN203447278 U CN 203447278U CN 201320586495 U CN201320586495 U CN 201320586495U CN 203447278 U CN203447278 U CN 203447278U
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- pcb board
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- pulse
- portable sensor
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Abstract
The utility model discloses a portable sensor module, belonging to the technical field of pulse sensors. The portable sensor module is technically characterized in that the portable sensor module comprises a shell made of metal; a pulse sensing mechanism is arranged in the shell and comprises a PCB (printed circuit board), a piezoelectric film and a pulse contact, wherein the piezoelectric film is arranged on the PCB, and the pulse contact is arranged outside the piezoelectric film in a clinging manner; a piezoelectric film vibration stroke working chamber corresponding to the piezoelectric film is formed in the PCB; positive and negative poles of the PCB are connected with positive and negative poles of the piezoelectric film; the PCB is connected with an external data collection instrument circuit; a contact extending hole matched with the pulse contact is formed in the shell; the pulse contact comes into contact with human bodies. The portable sensor module provided by the utility model has a reasonable structure and a small volume, is convenient to carry and is used for detecting pulses of human bodies.
Description
Technical field
This utility model relates to a kind of pulse transducer, more particularly, relates in particular to portable sensor assembly.
Background technology
Pulse wave is one of important parameter of cardiovascular system of human body.When the periodic contraction of heart and diastole, ventricle is injected aortal blood flow the autonomous initiatively root of the form with ripple is set out and propagated along tremulous pulse piping, and this ripple is exactly pulse wave.Pulse wave transmits in tremulous pulse piping, and constantly reflection in the branches at different levels of downstream diverse location, make pulse wave not only will be subject to the impact of heart itself, also can be subject to various physiological and pathological factors flowing through in tremulous pulsies at different levels and branch as the impact of vascular resistance, vessel wall elasticity and blood stickiness etc., thereby the reflection wave strength reflecting from downstream peripheral arterial and waveform will have very big-difference with different physiological and pathological factors vary simultaneously.Therefore from pulse wave, extract the physiological and pathological information of human body as the foundation of clinical diagnosis and treatment, be always subject to the attention of China and foreign countries' medical circle.
In prior art, the device that uses piezoelectric to make, is converted to Voltage-output to the conversion of electric energy by pulse wave by mechanical energy, is modal pulse wave measurement method, and with piezoelectric transducer, measuring arterial pressure change is known technology.Its implementation, for by piezoelectric transducer unit is placed on human body artery surface, brings tension variation to measure endovascular pressure state by experiencing tremulous pulse.Artery diameter is generally 1.2mm-2.4mm, and the pressure variation causing in order to be checked through accurately tremulous pulse need to cover sensor the top of tremulous pulse as far as possible.
In traditional pulse wave detects, disturbing with comfort level is usually a subject matter.For meeting in life occasion, carry out continuous monitoring, power consumption is also a subject matter.
The pulse wave sensor detecting based on mechanical energy traditionally requires detected person to take particular pose, and takes the mode of pressing, and to overcome interfering signal, meeting blood stream pressure can be conducted and identify clearly.
In addition, along with the development of technology, wearable technology enters people's the visual field, and the science and technology that can directly be through with it or be integrated into user's clothes or the equipment of accessory is mainly explored and created to wearable technology.By " inherent connective ", realize fast data acquisition, by ultrafast sharing contents ability, keep efficiently social contact.Break away from traditional handheld device and obtain seamless access to netwoks experience.And this is applied to medical domain, combined type portable sensor, for every data of human body quickly and easily, by an important trend that is future development.
Utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, and a kind of rational in infrastructure, portable sensor assembly that volume is little and easy to carry is provided.
The technical solution of the utility model is achieved in that a kind of portable sensor assembly, comprise metal housing, in wherein said housing, be provided with pulse sensing mechanism, described pulse sensing mechanism by pcb board, be arranged on the piezoelectric membrane on pcb board and be adjacent to the pulse contact that is arranged on piezoelectric membrane outside and form; Described pcb board is provided with the piezoelectric membrane vibrations stroke working chamber corresponding with piezoelectric membrane, and the both positive and negative polarity of described pcb board and the both positive and negative polarity of piezoelectric membrane interconnect, and described pcb board is connected with external data collection instrument circuit; Described housing is provided with the contact adapting with pulse contact and stretches out hole, and described pulse contact contacts with human body.
In above-mentioned portable sensor assembly, described piezoelectric membrane is tightened and is covered on pcb board.
In above-mentioned portable sensor assembly, described pcb board wherein one side is anodal, and another side is negative pole; Described piezoelectric membrane is comprised of pvdf membrane and the anodal coating and the negative pole coating that are arranged on pvdf membrane both sides, and described anodal coating is positioned on the pvdf membrane that the outline of pcb board 2 positive poles is corresponding, and described negative pole coating covers on the another side of pvdf membrane; Described anodal coating contacts with the positive pole-face laminating of pcb board, and described negative pole coating is connected with the negative pole face of pcb board after bending by edge; Described negative pole coating contacts with housing.
In above-mentioned portable sensor assembly, a described pcb board wherein side is extended with the electrode connection-peg being connected with external data collection instrument, and the positive pole of described pcb board is all connected with electrode connection-peg with negative pole; On housing, be provided with the connection-peg adapting with electrode connection-peg and stretch out hole.
In above-mentioned portable sensor assembly, described pulse contact is comprised of silica gel solid fixed platform and the silica gel contact being arranged on silica gel solid fixed platform, and described pulse contact is folded between housing and pulse sensing mechanism.
In above-mentioned portable sensor assembly, it is 1～2.4mm that described silica gel contact is positioned at the height that hull outside divides.
In above-mentioned portable sensor assembly, the end that described silica gel contact contacts with human body is arcuate structure.
In above-mentioned portable sensor assembly, described housing is comprised of the upper casing cooperatively interacting and lower casing, and described pulse sensing mechanism, upper casing and lower casing are screwed and connect into integral body; Described connection-peg stretches out hole and is arranged on lower casing; Described contact stretches out hole and is arranged on upper casing.
This utility model adopts after said structure, by piezoelectric membrane, coordinates with the ingenious of pcb board, makes this utility model with respect to prior art, has advantages of following:
(1) the arc contact jaw of silica gel contact, can receive pulse vibration signal well, and utilizes the silica gel pulse vibrations transfer surface of silica gel solid fixed platform bottom, pulse vibration signal is delivered on piezoelectric membrane completely, thus the sensitivity that has improved sensor.
(2) by the structure of piezoelectric membrane packing pcb board, piezoelectric membrane is tightened on pcb board, to reach high sensitivity effect, then fixes by the hole that is mounted with at four angles, to reach stable high sensitivity and the long life.
(3) dexterously the piezoelectric membrane signal of telecommunication is drawn by electrode connection-peg, make the signal output connector of this sensor versatile and flexible, can weld, can peg graft.
(4) the folding packing of the negative pole coating edge of piezoelectric membrane is on pcb board negative pole face, and the turned up portion of the negative pole coating of piezoelectric membrane contacts with metal shell under the extruding of soft pulse contact, by the conduction formation ground connection of metal shell and skin; Meanwhile, can draw negative pole on the anodal side of pcb board again, utilize metal shell to shield well the interference of outer signals to piezoelectric membrane.
(5) piezoelectric membrane on pcb board vibrations stroke working chamber, when having solved well piezoelectric membrane and carrying out pulse shock detection, needed piston type vibrations space, greatly improves this transducer sensitivity.
(6) pcb board coordinates with the ingenious of piezoelectric membrane, realizes the microminiaturization of sensor, and thickness can reach 2 millimeters, can be arranged on easily on user's clothes and the equipment of wearing with oneself and article, realizes and obtains quickly and easily human pulse data.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but do not form any restriction of the present utility model.
Fig. 1 is decomposition texture schematic diagram of the present utility model;
Fig. 2 is the structural representation of this utility model piezoelectric membrane and pcb board.
In figure: housing 1, contact stretch out hole 1a, connection-peg stretches out hole 1b, upper casing 1c, lower casing 1d, pcb board 2, piezoelectric membrane vibrations stroke working chamber 2a, electrode connection-peg 2b, piezoelectric membrane 3, pvdf membrane 3a, anodal coating 3b, negative pole coating 3c, pulse contact 4, silica gel solid fixed platform 4a, silica gel contact 4b.
The specific embodiment
Consult shown in Fig. 1, a kind of portable sensor assembly of the present utility model, comprise metal housing 1, in housing 1, be provided with pulse sensing mechanism, described pulse sensing mechanism by pcb board 2, be arranged on the piezoelectric membrane 3 on pcb board 2 and be adjacent to the pulse contact 4 that is arranged on piezoelectric membrane 3 outsides and form; Described piezoelectric membrane 3 is preferably to tighten and covers on pcb board 2, can significantly improve like this sensitivity of detection.Described pcb board 2 is provided with the piezoelectric membrane vibrations stroke working chamber 2a corresponding with piezoelectric membrane 3, and the implant in piezoelectric membrane vibrations stroke working chamber 2a can be air, can be also vacuum structure; The both positive and negative polarity of the both positive and negative polarity of described pcb board 2 and piezoelectric membrane 3 interconnects, and described pcb board 2 is connected with external data collection instrument circuit, this structure, and piezoelectric membrane 3 is connected with outside by pcb board 2, can significantly dwindle the volume of sensor; Described housing 1 is provided with the contact adapting with pulse contact 4 and stretches out hole 1a, and described pulse contact 4 contacts with human body.
Preferably, consult shown in Fig. 2, in the present embodiment, described pcb board 2 wherein one side is anodal, and another side is negative pole; Described piezoelectric membrane 3 is comprised of pvdf membrane 3a and the anodal coating 3b and the negative pole coating 3c that are arranged on pvdf membrane 3a both sides, pvdf membrane 3a corresponding to outline that described anodal coating 3b is positioned at pcb board 2 positive poles goes up, and described negative pole coating 3c covers on the another side of pvdf membrane 3a; Described anodal coating 3b contacts with the positive pole-face laminating of pcb board 2, and described negative pole coating 3c is connected with the negative pole face of pcb board 2 after bending by edge; Described negative pole coating 3c contacts with housing 1.Particularly, the part of parcel pcb board 2, piezoelectric membrane 3 is wrapped in the positive pole-face of pcb board 2 part in addition only negative pole coating, and the back side of negative pole coating is uncoated insulation material.And a described pcb board 2 wherein side is extended with the electrode connection-peg 2b being connected with external data collection instrument, the positive pole of described pcb board 2 is all connected with electrode connection-peg 2b with negative pole; On housing 1, be provided with the connection-peg adapting with electrode connection-peg 2b and stretch out hole 1b.Above-mentioned structure, the structure of piezoelectric membrane 3 packing pcb boards 2, is tightened on pcb board 2 piezoelectric membrane 3, can reach high sensitivity effect; , dexterously the signal of telecommunication of piezoelectric membrane 3 is drawn by electrode connection-peg 2b meanwhile, make the signal output connector of this sensor versatile and flexible, can weld, can peg graft.And the negative pole bread folding of piezoelectric membrane 3 is on pcb board 2 negative pole faces, the turned up portion of the negative pole coating 3c of piezoelectric membrane 3 contacts with metal shell under the extruding of soft pulse contact 4, by the conduction formation ground connection of metal shell and skin; Meanwhile, can draw negative pole on the anodal side of pcb board 2 again, utilize metal shell to shield well the interference of outer signals to piezoelectric membrane.
Meanwhile, the pulse contact 4 described in the present embodiment is comprised of silica gel solid fixed platform 4a and the silica gel contact 4b being arranged on silica gel solid fixed platform 4a, and described pulse contact 4 is folded between housing 1 and pulse sensing mechanism; And the height that described silica gel contact 4b is positioned at housing 1 outer part is 1～2.4mm.The end that described silica gel contact 4b contacts with human body is arcuate structure, and the arcuate structure of silica gel contact 4b and suitable height are felt comfortable while not only making human body contact with silica gel contact 4b, and can be received well pulse vibration signal.Simultaneously, flexible silica gel contact 4b is at the interior extruding housing of housing 1, make housing 1 form sealing, shielding noise interference, waterproof, dust protection, push silica gel contact 4b simultaneously and make the vibrations transfer surface of silica gel solid fixed platform 4a produce nature projection along piezoelectric membrane vibrations stroke working chamber 2a;
Further, in order to make installation and easy to maintenance, housing 1 is comprised of the upper casing 1c cooperatively interacting and lower casing 1d, and described pulse sensing mechanism, upper casing 1c and lower casing 1d are screwed and connect into integral body; Described connection-peg stretches out hole 1b and is arranged on lower casing 1d; Described contact stretches out hole 1a and is arranged on upper casing 1c.Simultaneously, at pcb board 2, piezoelectric membrane 3 and silica gel solid fixed platform 4a, be equipped with the locating hole corresponding with screw, whole sensor is fixed connection by screw, the negative pole coating 3c of piezoelectric membrane 3 is contacted better with housing 1, reach stable high sensitivity and compared with the object of long life simultaneously.
During use, sensor cluster of the present utility model is fixed on the corresponding position of human body by external fixation device, the position of adjusting silica gel contact 4b, connects external data collection instrument, can carry out the collection of data.
Above illustrated embodiment is preferred embodiments of the present utility model, only be used for facilitating explanation this utility model, not this utility model is done to any pro forma restriction, under any, in technical field, have and conventionally know the knowledgeable, if within not departing from the scope of technical characterictic that this utility model is put forward, utilize technology contents that this utility model discloses to do the local equivalent embodiment that changes or modify, and do not depart from technical characterictic content of the present utility model, all still belong in the scope of this utility model technical characterictic.
Claims (8)
1. a portable sensor assembly, comprise metal housing (1), it is characterized in that, described housing is provided with pulse sensing mechanism in (1), described pulse sensing mechanism by pcb board (2), be arranged on the piezoelectric membrane (3) on pcb board (2) and be adjacent to the pulse contact (4) that is arranged on piezoelectric membrane (3) outside and form; Described pcb board (2) is provided with the piezoelectric membrane vibrations stroke working chamber (2a) corresponding with piezoelectric membrane (3), the both positive and negative polarity of the both positive and negative polarity of described pcb board (2) and piezoelectric membrane (3) interconnects, and described pcb board (2) is connected with external data collection instrument circuit; Described housing (1) is provided with the contact adapting with pulse contact (4) and stretches out hole (1a), and described pulse contact (4) contacts with human body.
2. portable sensor assembly according to claim 1, is characterized in that, described piezoelectric membrane (3) is tightened and covered on pcb board (2).
3. portable sensor assembly according to claim 1, is characterized in that, described pcb board (2) wherein one side is anodal, and another side is negative pole; Described piezoelectric membrane (3) is comprised of pvdf membrane (3a) and the anodal coating (3b) and the negative pole coating (3c) that are arranged on pvdf membrane (3a) both sides, it is upper that described anodal coating (3b) is positioned at the pvdf membrane (3a) that the anodal outline of pcb board (2) is corresponding, and described negative pole coating (3c) covers on the another side of pvdf membrane (3a); Described anodal coating (3b) contacts with the positive pole-face laminating of pcb board (2), and described negative pole coating (3c) is connected with the negative pole face of pcb board (2) after bending by edge; Described negative pole coating (3c) contacts with housing (1).
4. portable sensor assembly according to claim 3, it is characterized in that, described pcb board (2) wherein side is extended with the electrode connection-peg (2b) being connected with external data collection instrument, and the positive pole of described pcb board (2) is all connected with electrode connection-peg (2b) with negative pole; On housing (1), be provided with the connection-peg adapting with electrode connection-peg (2b) and stretch out hole (1b).
5. portable sensor assembly according to claim 1, it is characterized in that, described pulse contact (4) is comprised of silica gel solid fixed platform (4a) and the silica gel contact (4b) that is arranged on silica gel solid fixed platform (4a), and described pulse contact (4) is folded between housing (1) and pulse sensing mechanism.
6. portable sensor assembly according to claim 5, is characterized in that, the height that described silica gel contact (4b) is positioned at the outer part of housing (1) is 1～2.4mm.
7. according to the portable sensor assembly described in claim 5 or 6, it is characterized in that, the end that described silica gel contact (4b) contacts with human body is arcuate structure.
8. portable sensor assembly according to claim 4, it is characterized in that, described housing (1) is comprised of the upper casing cooperatively interacting (1c) and lower casing (1d), and described pulse sensing mechanism, upper casing (1c) and lower casing (1d) are screwed and connect into integral body; Described connection-peg stretches out hole (1b) and is arranged on lower casing (1d); Described contact stretches out hole (1a) and is arranged on upper casing (1c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320586495.1U CN203447278U (en) | 2013-09-22 | 2013-09-22 | Portable sensor module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320586495.1U CN203447278U (en) | 2013-09-22 | 2013-09-22 | Portable sensor module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203447278U true CN203447278U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320586495.1U Expired - Lifetime CN203447278U (en) | 2013-09-22 | 2013-09-22 | Portable sensor module |
Country Status (1)
| Country | Link |
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| CN (1) | CN203447278U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103462595A (en) * | 2013-09-22 | 2013-12-25 | 天津万合星辰信息技术有限公司 | Portable sensor assembly |
| WO2017193320A1 (en) * | 2016-05-12 | 2017-11-16 | 深圳市赛亿科技开发有限公司 | Sleep monitor |
-
2013
- 2013-09-22 CN CN201320586495.1U patent/CN203447278U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103462595A (en) * | 2013-09-22 | 2013-12-25 | 天津万合星辰信息技术有限公司 | Portable sensor assembly |
| WO2015039373A1 (en) * | 2013-09-22 | 2015-03-26 | 天津万合星辰信息技术有限公司 | Portable sensor assembly |
| WO2017193320A1 (en) * | 2016-05-12 | 2017-11-16 | 深圳市赛亿科技开发有限公司 | Sleep monitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 300457 E8305, Binhai Financial Street, 20 East Square Road, Binhai New Area Development Zone, Tianjin, China Patentee after: Tianjin Onehal Information Technology Co., Ltd. Address before: 300457 No. 1, building 19, Xin Huan Xi Road, Tianjin Binhai New Area Development Zone, 1701-6 Patentee before: Tianjin Onehal Information Technology Co., Ltd. |
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| C56 | Change in the name or address of the patentee |
Owner name: TIANJIN PUREN WANHE INFORMATION TECHNOLOGY CO., LT Free format text: FORMER NAME: TIANJIN ONEHAL INFORMATION TECHNOLOGY CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: Binhai Economic and Technological Development Zone of Tianjin City West 300457 ring Letter No. 19 TEDA Service Outsourcing Industry Park Building No. 1 Tianjin 1401-2 Purenwanhe Information Technology Co. Ltd. Patentee after: Tianjin Onehal Information Technology Co., Ltd. Address before: 300457 E8305, Binhai Financial Street, 20 East Square Road, Binhai New Area Development Zone, Tianjin, China Patentee before: Tianjin Onehal Information Technology Co., Ltd. |