CN206499464U - Marine vital signs detecting module based on Bluetooth technology - Google Patents
Marine vital signs detecting module based on Bluetooth technology Download PDFInfo
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- CN206499464U CN206499464U CN201620945063.9U CN201620945063U CN206499464U CN 206499464 U CN206499464 U CN 206499464U CN 201620945063 U CN201620945063 U CN 201620945063U CN 206499464 U CN206499464 U CN 206499464U
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Abstract
The utility model is a kind of marine vital signs detecting module based on Bluetooth technology, include water-proof sensor (1), low frequency filtering and amplifying circuit (2), Bluetooth transmission circuit (3), totally 3 parts, which are combined, constitutes an one integral piece.The analog signal that water-proof sensor is exported, after 2 grades of amplification filtering, the gain of 1Hz low frequency respiratory rate signals can be made to reach 10dB, the signal of amplifying circuit output enters bluetooth module ADC, after being handled through bluetooth module kernel algorithm, respiration rate is converted into, by Bluetooth transmission to closely lifesaving appliance.In a word, water-proof sensor and bluetooth module are combined together by the utility model, can emit the vital sign of maritime peril personnel by bluetooth wireless mode, greatly improve the efficiency and specific aim of maritime search and rescue work.
Description
Technical field
The utility model is related to marine vital signs detecting module, particularly a kind of marine life entity based on Bluetooth technology
Levy detection module.
Background technology
Wearable electronic is widely used in civilian medical monitoring therapy field, such as bluetooth hand in the ascendant in the last few years
Wrist, can monitor the vital signs such as heart rate, the sleep quality of people.But the wearable electronic with Bluetooth function is not yet applied
Maritime search and rescue field, the utility model devises the marine vital signs detecting module based on Bluetooth technology, can be by people in danger
The vital sign of member is transferred to closely lifesaving appliance, is greatly improved the efficiency of search-and-rescue work and be directed to by bluetooth approach
Property.
Utility model content
The purpose of this utility model is exactly, in order to overcome the shortcomings of above-mentioned prior art, one kind to be provided for maritime search and rescue work
Marine vital signs detecting module based on Bluetooth technology.
In order to achieve the above object, the technical solution adopted in the utility model is：
A kind of marine vital signs detecting module based on Bluetooth technology, including water-proof sensor 1, low frequency amplification filter
Wave circuit 2, Bluetooth transmission circuit 3, totally 3 parts, which are combined, constitutes an one integral piece, wherein：
The water-proof sensor 1, to make piezoelectric transducer by oneself, by high sensitivity ceramic material, precision resister, electricity
Sense, electric capacity and waterproof, anti-corrosion, dust-sealing material composition, to detect the vital signs such as human body respiration number of times, the low frequency of output
Signal, delivers to the low frequency filtering and amplifying circuit 2.
The low frequency filtering and amplifying circuit 2, and comprising the 1st grade of filtering and amplifying circuit 21, the 2nd grade of filtering and amplifying circuit 22,
To filter out the signal high frequency components of water-proof sensor 1, and amplify the low frequency signal with respiratory movement information, warp
Signal after amplification filtering delivers to the Bluetooth transmission circuit 3；
The Bluetooth transmission circuit 3, includes bluetooth module 31,2.4G radio-frequency match and crystal oscillating circuit 32, to gather again
The signal that the low frequency filtering and amplifying circuit 2 is sent, and after the controller kernel processes of bluetooth module 31, it is transformed into breathing time
Number, closely lifesaving appliance is sent data to by bluetooth.
The utility model main design idea：Water-proof sensor gathers human body vital sign, and output signal amplitude is about
For 0.6V or so, and interference signal is more, and 2 grades of filtering and amplifying circuits are devised for this, can make 1Hz low frequency respiratory rate signals
Gain reaches 10dB, and the signal of amplifying circuit output enters bluetooth module ADC, after being handled through bluetooth module kernel algorithm, is converted into
Vital sign data is launched.
Remarkable result of the present utility model：
Water-proof sensor and bluetooth module are combined together by the utility model, can be by the life of maritime peril personnel
Sign, is emitted by bluetooth wireless mode, greatly improves the efficiency and specific aim of maritime search and rescue work.
Brief description of the drawings：
Fig. 1 is marine vital signs detecting module circuit theory diagrams of the utility model based on Bluetooth technology；
Symbol description in figure：
1 is water-proof sensor；
2 be low frequency filtering and amplifying circuit,
21 be the 1st grade of filtering and amplifying circuit,
22 be the 2nd grade of filtering and amplifying circuit；
3 be Bluetooth transmission circuit,
31 be bluetooth module,
32 be 2.4G radio-frequency match and crystal oscillating circuit；
Embodiment
Referring to Fig. 1, being the utility model specific embodiment.
It is visible with reference to Fig. 1：The utility model includes water-proof sensor 1, low frequency filtering and amplifying circuit 2, bluetooth hair
Transmit-receive radio road 3, totally 3 parts are combined successively constitutes an one integral piece, wherein：
The water-proof sensor 1, to make piezoelectric transducer by oneself, by high sensitivity ceramic material, precision resister, electricity
Sense, electric capacity and waterproof, anti-corrosion, dust-sealing material composition；Wherein：
The output signal of water-proof sensor 1 is connected to the 1st grade in the low frequency filtering and amplifying circuit 2 through shielding line
One end of electric capacity C2 in filtering and amplifying circuit 21.
The low frequency filtering and amplifying circuit 2, and include the 1st grade of filtering and amplifying circuit 21, the 2nd grade of filtering and amplifying circuit 22；
Wherein：
Electric capacity C2 mono- in the 1st grade of filtering and amplifying circuit 21 terminates the output signal of the water-proof sensor 1,
The electric capacity C2 other ends are connected with resistance R1 one end, the resistance R1 other ends simultaneously with electric capacity C1, resistance R2 one end and computing
Amplifier N1 the 3rd pin is connected, electric capacity C1, the resistance R2 other end the 4th pin and electric capacity C4 with operational amplifier N1 simultaneously
One end be connected；
One end phase of the 1st pin of operational amplifier N1 in the 1st grade of filtering and amplifying circuit 21 simultaneously with resistance R5, R6
Connection, resistance R5 another termination power, resistance R6 other end ground connection；
One end of electric capacity C4 in the 2nd grade of filtering and amplifying circuit 22 in the 1st grade of filtering and amplifying circuit 21 with transporting
The pin of output end the 4th for calculating amplifier N1 is connected, and the electric capacity C4 other ends are connected with resistance R4 one end, and the resistance R4 other ends are same
When be connected with electric capacity C3, resistance R3 one end and N2 the 3rd pin, electric capacity C3, resistance R3 the other end simultaneously and operation amplifier
Device N2 the 4th pin and electric capacity C5 one end are connected；
One end phase of the 1st pin of operational amplifier N2 in the 2nd grade of filtering and amplifying circuit 22 simultaneously with resistance R7, R8
Connection, resistance R7 another termination power, resistance R8 other end ground connection.
The Bluetooth transmission circuit 3, includes U1 bluetooth modules 31,2.4G radio-frequency match and crystal oscillating circuit 32 again, wherein：
The output end phase of 1st pin of the U1 bluetooth modules 31 and the electric capacity C5 in the 2nd grade of filtering and amplifying circuit 22
Connection；
2nd~4 pin of the U1 bluetooth modules 31 is connected with host computer；
Crystal oscillator G1 one end is connected with the 5th pin of the U1 bluetooth modules 31, electric capacity C6 one end simultaneously, electric capacity C6's
The other end is grounded；
The crystal oscillator G1 other end is connected with the 6th pin of the U1 bluetooth modules 31, electric capacity C7 one end simultaneously, electric capacity C7
The other end ground connection；
7th pin of the U1 bluetooth modules 31 is connected with electric capacity C8 one end, the electric capacity C8 other end is while and electric capacity
C9, inductance L1 one end are connected, electric capacity C9 other end ground connection, the inductance L1 other end simultaneously with inductance L2, electric capacity C11
One end is connected, and the inductance L2 other end is connected with electric capacity C12, inductance L3 one end simultaneously, electric capacity C12 another termination
Ground, inductance L3 another termination ceramic antenna A1；
8th pin of the U1 bluetooth modules 31 is connected with electric capacity C10 one end, the electric capacity C10 other end simultaneously with electricity
Hold C11, inductance L4 one end to be connected, the electric capacity C11 other end is connected with inductance L1, L2 one end simultaneously, inductance L4's
The other end is grounded.
Be worth special instruction be：
The utility model selects main devices model：N1, N2 are LMV931, and U1 is CC2541, and Y1 is self-control piezoelectric sensing
Device, G1 is TCXO-32M, and A1 is AN3216-245.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on premise of the present utility model is not departed from, some improvements and modifications can also be made, these are changed, are equal
Replace and improve etc., it should be included in the protection domain of utility model.
Claims (3)
1. a kind of marine vital signs detecting module based on Bluetooth technology, including water-proof sensor (1), low frequency amplification filter
Wave circuit (2), Bluetooth transmission circuit (3), totally 3 parts, which are combined, constitutes an one integral piece, it is characterized in that：
The low frequency filtering and amplifying circuit (2), and include the 1st grade of filtering and amplifying circuit (21), the 2nd grade of filtering and amplifying circuit
(22)；
The Bluetooth transmission circuit (3), includes U1 bluetooth modules (31), 2.4G radio-frequency match and crystal oscillating circuit (32) again, wherein：
The output end phase of 1st pin of the U1 bluetooth modules (31) and the electric capacity C5 in the 2nd grade of filtering and amplifying circuit (22)
Connection；
2nd~4 pin of the U1 bluetooth modules (31) is connected with host computer；
Crystal oscillator G1 one end is connected with the 5th pin of the U1 bluetooth modules (31), electric capacity C6 one end simultaneously, and electric capacity C6's is another
One end is grounded；
The crystal oscillator G1 other end is connected with the 6th pin of the U1 bluetooth modules (31), electric capacity C7 one end simultaneously, electric capacity C7's
The other end is grounded；
7th pin of the U1 bluetooth modules (31) is connected with electric capacity C8 one end, the electric capacity C8 other end simultaneously with electric capacity C9,
Inductance L1 one end is connected, electric capacity C9 other end ground connection, the inductance L1 other end simultaneously with inductance L2, electric capacity C11 one
End is connected, and the inductance L2 other end is connected with electric capacity C12, inductance L3 one end simultaneously, electric capacity C12 other end ground connection,
Inductance L3 another termination ceramic antenna A1；
8th pin of the U1 bluetooth modules (31) is connected with electric capacity C10 one end, the electric capacity C10 other end is while and electric capacity
C11, inductance L4 one end are connected, and the electric capacity C11 other end is connected with inductance L1, L2 one end simultaneously, and inductance L4's is another
One end is grounded；
To gather the signal that the low frequency filtering and amplifying circuit (2) is sent, and through bluetooth module (31) controller kernel processes
Afterwards, respiration rate is transformed into, closely lifesaving appliance is sent data to by bluetooth.
2. the marine vital signs detecting module as claimed in claim 1 based on Bluetooth technology, it is characterized in that：
Electric capacity C2 mono- in the 1st grade of filtering and amplifying circuit (21) terminates the output signal of the water-proof sensor (1),
The electric capacity C2 other ends are connected with resistance R1 one end, the resistance R1 other ends simultaneously with electric capacity C1, resistance R2 one end and computing
Amplifier N1 the 3rd pin is connected, electric capacity C1, the resistance R2 other end the 4th pin and electric capacity C4 with operational amplifier N1 simultaneously
One end be connected；
The 1st pin of operational amplifier N1 in the 1st grade of filtering and amplifying circuit (21) is connected with resistance R5, R6 one end simultaneously
Connect, resistance R5 another termination power, resistance R6 other end ground connection；
One end of electric capacity C4 in the 2nd grade of filtering and amplifying circuit (22) in the 1st grade of filtering and amplifying circuit (21) with transporting
The pin of output end the 4th for calculating amplifier N1 is connected, and the electric capacity C4 other ends are connected with resistance R4 one end, and the resistance R4 other ends are same
When be connected with electric capacity C3, resistance R3 one end and N2 the 3rd pin, electric capacity C3, resistance R3 the other end simultaneously and operation amplifier
Device N2 the 4th pin and electric capacity C5 one end are connected；
The 1st pin of operational amplifier N2 in the 2nd grade of filtering and amplifying circuit (22) is connected with resistance R7, R8 one end simultaneously
Connect, resistance R7 another termination power, resistance R8 other end ground connection；
To filter out water-proof sensor (1) the signal high frequency components, and amplify the low frequency with respiratory movement information
Signal, the signal after amplified filtering delivers to the Bluetooth transmission circuit (3).
3. the marine vital signs detecting module as claimed in claim 1 based on Bluetooth technology, it is characterized in that：
The water-proof sensor (1), to make piezoelectric transducer by oneself, by high sensitivity ceramic material, precision resister, electricity
Sense, electric capacity and waterproof, anti-corrosion, dust-sealing material composition, wherein：
The output signal of water-proof sensor (1) is connected to the first order in the low frequency filtering and amplifying circuit (2) through shielding line
One end of electric capacity C2 in filtering and amplifying circuit (21)；
To detect the vital signs such as human body respiration number of times, the low frequency signal of output delivers to the low frequency filtering and amplifying circuit
(2)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620945063.9U CN206499464U (en) | 2016-08-25 | 2016-08-25 | Marine vital signs detecting module based on Bluetooth technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620945063.9U CN206499464U (en) | 2016-08-25 | 2016-08-25 | Marine vital signs detecting module based on Bluetooth technology |
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| Publication Number | Publication Date |
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| CN206499464U true CN206499464U (en) | 2017-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620945063.9U Active CN206499464U (en) | 2016-08-25 | 2016-08-25 | Marine vital signs detecting module based on Bluetooth technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175771A (en) * | 2016-08-25 | 2016-12-07 | 武汉中元通信股份有限公司 | Marine vital signs detecting module based on Bluetooth technology |
-
2016
- 2016-08-25 CN CN201620945063.9U patent/CN206499464U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175771A (en) * | 2016-08-25 | 2016-12-07 | 武汉中元通信股份有限公司 | Marine vital signs detecting module based on Bluetooth technology |
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