CN206453763U - A kind of blood pressure detector - Google Patents
A kind of blood pressure detector Download PDFInfo
- Publication number
- CN206453763U CN206453763U CN201621037673.5U CN201621037673U CN206453763U CN 206453763 U CN206453763 U CN 206453763U CN 201621037673 U CN201621037673 U CN 201621037673U CN 206453763 U CN206453763 U CN 206453763U
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- Prior art keywords
- air bag
- pressure sensor
- fixing end
- circuit
- fixing
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Abstract
The utility model discloses a kind of blood pressure detector.The device includes detection structure and cuff, cuff is connected with detection structure, constitute loop configuration, air bag is fixed in the inner walls of detection structure by the air bag fixing device in detection structure through the center of air bag, air bag fixing device is by the first fixing end, second fixing end and cylinder axis are constituted, cylinder axis is located between the first fixing end and the second fixing end, the radius of first fixing end and the radius of the second fixing end are all higher than the radius of cylinder axis, air bag fixing device can be stuck on the housing of detection structure by the first fixing end, air bag can be stuck in air bag fixing device by the second fixing end, the second fixation end motion can be driven after airbag aeration, pressure sensor is installed on the end face of second fixing end.The blood pressure detector that the utility model is provided, can preferably be controlled the contact between pressure sensor and skin, and the accuracy of measurement has been ensured to a certain extent, meanwhile, wear comfort is high.
Description
Technical field
The utility model is related to blood pressure detecting field, more particularly to a kind of blood pressure detector.
Background technology
Nowadays, hypertension has become most common cardiovascular system chronic disease, the conventional blood of existing family and hospital
Air bag, is often arranged in bandage by pressure measuring device, makes by the inflation of bandage between blood pressure measuring device and skin
Gap reduce, and then pressure sensor is contacted with skin, so, on the one hand, the volume of air bag sets larger, inconvenient
In operation, carry, on the other hand, the mesh that pressure sensor is contacted with skin is reached with the extruding of skin by the bandage after inflation
, this make it that the control of the contact to pressure sensor and skin is more difficult, moreover, user's comfort level is poor.
Utility model content
The purpose of this utility model is to provide a kind of blood pressure detector, can be to connecing between pressure sensor and skin
Touch pressure is preferably controlled, and the accuracy of measurement is ensured to a certain extent, meanwhile, comfortable wearing.
To achieve the above object, the utility model provides following scheme：
A kind of blood pressure detector, described device includes：Detect structure and cuff, the cuff and the detection structure phase
Connection, constitutes loop configuration, and the detection structure includes：
Pressure sensor, the quantity of the pressure sensor is multiple, and the pressure sensor is used to measure at wrist
Pulse wave signal；
Air bag, the air bag is used to support the pressure sensor, the pressure sensor is in contact with human body skin,
The quantity of the air bag is identical with the quantity of the pressure sensor；
Air bag fixing device, the quantity of the air bag fixing device is identical with the quantity of the air bag, and the air bag is fixed
The air bag is fixed in the inner walls of the detection structure by device through the center of the air bag, and the air bag fixes dress
Put and be made up of the first fixing end, the second fixing end and cylinder axis, the cylinder axis is located at first fixing end and described second
Between fixing end, the radius of the radius of first fixing end and second fixing end is all higher than the radius of the cylinder axis,
The center interporal lacuna of the cylinder axis and the air bag coordinates, and the air bag fixing device can be stuck in by first fixing end
On the housing of the detection structure, the air bag can be stuck in the air bag fixing device by second fixing end, described
Described second can be driven to fix on end motion, the end face of second fixing end after airbag aeration the pressure sensing is installed
Device.
Optionally, the detection means also includes the electrode for being used to measure electrocardiosignal, and the quantity of the electrode is 3,
Respectively positioned at the first electrode of cuff interface, the second electrode positioned at the hull outside and positioned at the housing bottom
3rd electrode.
Optionally, the pressure sensor is piezoelectric film sensor, and the arrangement of multiple pressure sensors is 3
× 2 dot matrixs.
Optionally, described device also includes：First pre-amplification circuit, the first bandwidth-limited circuit, the first main amplification electricity
Road, the first 50Hz trap circuits and the first level adjusting circuit, the signal that the pressure sensor is measured sequentially pass through described
One pre-amplification circuit, first bandwidth-limited circuit, first main amplifying circuit, the first 50Hz trap circuits and
After the processing of first level adjusting circuit, into controller.
Optionally, described device also includes：Second pre-amplification circuit, the second bandwidth-limited circuit, the second main amplification electricity
Road, the 2nd 50Hz trap circuits and second electrical level adjustment circuit, it is preposition that the signal that the electrode is measured sequentially passes through described second
Amplifying circuit, second bandwidth-limited circuit, second main amplifying circuit, the 2nd 50Hz trap circuits and described
After the processing of two level adjusting circuits, into controller.
Optionally, described device also includes inflator pump and valve, and the inflator pump is used to inflate into the air bag, described
Valve is used to discharge the gas in the air bag.
The specific embodiment provided according to the utility model, the utility model discloses following technique effect：This practicality is new
The blood pressure detector that type is provided, after airbag aeration expansion, directly drives pressure sensor motion, it is contacted with skin, i.e.,
Air bag can by inflation/deflation and adjustment inflation/deflation number directly the contact between sensor and skin is controlled
System, can easily obtain required pressure, make the contact between pressure sensor and skin more controllable, enter
And, the degree of accuracy of blood pressure measurement has been ensured to a certain extent, meanwhile, the device that the application is provided not is to use cuff and skin
Extrusion principle between skin realizes contact of the pressure sensor with skin, thus wear comfort is higher.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In required for the accompanying drawing that uses be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment blood pressure detector；
Fig. 2 is the structural representation that the utility model embodiment blood pressure detector detects structure；
Fig. 3 is the structural representation of the air bag fixing device of the utility model embodiment blood pressure detector.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
The purpose of this utility model is to provide a kind of blood pressure detector, can be to connecing between pressure sensor and skin
Touch pressure is preferably controlled, and the accuracy of measurement is ensured to a certain extent, meanwhile, comfortable wearing.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
Fig. 1 is the structural representation of the utility model embodiment blood pressure detector, as shown in figure 1, blood pressure detector
Including detection structure and cuff 104, cuff 104 is connected with detection structure, constitutes loop configuration.The detection structure includes：
Pressure sensor 105, electrode, air bag 106 and air bag fixing device.The pulse wave letter that pressure sensor is used to detect at wrist
Number, air bag 106 is used to support pressure sensor 105 to contact with skin, and air bag fixing device is used to air bag 106 being fixed on detection
On device, electrode is used for the electrode for measuring electrocardiosignal, and the quantity of the electrode is 3, respectively positioned at cuff interface
First electrode 103, the second electrode 101 positioned at the hull outside and the 3rd electrode 102 positioned at the housing bottom, work as gas
After capsule 106 is inflated, the electrode 102 of first electrode 103 and the 3rd is contacted with skin, at this moment, and the second electricity on device is contacted with finger
Pole 101, can access electrocardiosignal.
Fig. 2 is the structural representation that the utility model embodiment blood pressure detector detects structure, as shown in Fig. 2 air bag
With six, respectively air bag 202, air bag 204, air bag 206, air bag 207, air bag 209 and air bag 211, in 3 × 2 dot matrixs
Arrangement, circular air bag fixing device is passed through from the center of air bag, in the inner walls that air bag is fixed on to detection structure, six
Pressure sensor is respectively on the end face of air bag fixing device 201,203,205,208,210,212, and pressure sensor is pressure
Conductive film sensor, pressure sensor is used to measure the pulse wave signal at wrist.Air bag fixing device can be up and down, with
The inflation/deflation of air bag, air bag fixing device can move up and down a certain distance, and drive is pasted on air bag fixing device end face
Pressure sensor move up and down, realize pressure sensor and the contact of skin at wrist, leave and and skin contact pressure
Adjustment.The inflation/deflation of air bag is realized that inflator pump 213 is used to inflate into air bag, valve 214 by inflator pump 213 and valve 214
For the gas in air bag to be discharged.Inflator pump 213 and valve 214 can be between control pressure sensor and skin pressure,
For example when pulse waveform is unstable (such as：Bandage is not tight, in the case of motion is medium), increase aeration quantity so that device is more preferable
Contacted with wrist；When bandage tension leads to not carry out pulse detection, pressure sensor can be reduced by deflation valve 214
The pressure that (PVDF pressure sensors) is contacted with wrist.
Fig. 3 is the structural representation of the air bag fixing device of the utility model embodiment blood pressure detector, such as Fig. 3 institutes
Show, air bag fixing device is made up of the first fixing end 305, the second fixing end 301 and cylinder axis 303, cylinder axis 303 is located at first
Between solid 301 fixed ends of fixing end 305 and second, the radius of the radius of the first fixing end 305 and the second fixing end 301 is all higher than circle
The radius of axis of a cylinder 303, the center interporal lacuna of cylinder axis 303 and air bag coordinates, and the first fixing end 305 can be by air bag fixing device
On the housing 304 for being stuck in detection structure, second, which fixes 301 ends, to be stuck in air bag in air bag fixing device, after airbag aeration
The second fixing end 301 can be driven to move, pressure sensor, such a set-up mode are installed on the end face of the second fixing end 301
Air bag can be directly acted on pressure sensor, drive pressure sensor to be contacted with skin so that pressure sensor and skin
Between contact it is more controllable.
The blood pressure detector device that the utility model is provided also includes：First pre-amplification circuit, the first bandpass filtering
Circuit, the first main amplifying circuit, the first 50Hz trap circuits and the first level adjusting circuit, the arteries and veins that the pressure sensor is measured
Ripple signal of fighting sequentially pass through first pre-amplification circuit, first bandwidth-limited circuit, first main amplifying circuit,
After the processing of the first 50Hz trap circuits and first level adjusting circuit, analyzed and processed, passed through into controller
The analysis calculating for crossing controller obtains pressure value.
Blood pressure detector also includes：Second pre-amplification circuit, the second bandwidth-limited circuit, the second main amplifying circuit,
2nd 50Hz trap circuits and second electrical level adjustment circuit, it is preposition that the electrocardiosignal that the electrode is measured sequentially passes through described second
Amplifying circuit, second bandwidth-limited circuit, second main amplifying circuit, the 2nd 50Hz trap circuits and described
After the processing of two level adjusting circuits, analyzed and processed into controller, according to R wave of electrocardiosignal and pulse wave signal feature
The correlation between time difference and human body artery pressure between point, obtains the calibration value of blood pressure.
The utility model uses array-type sensor for PVDF piezoelectric membranes, and piezoelectric constant is big, and variable force response sensitivity is high,
Film is light and flexible, it is easy to prepare, and the impedance coupler with tissue is good, and Qm is low, and damping is small, and density is low, energy
Meet the frequency characteristic of pulse signal；In addition, detection structure of the present utility model can ensure to collect cun,guan,chi three completely
The information of individual position, can more accurately be positioned, and eliminate artificial error；Gradually pressurization can be carried out to wrist location to survey
Amount, effectively solve current pulse transducer be difficult to position, be difficult to calibration it is floating, in, it is heavy the problem of.
The blood pressure detector that the utility model is provided, after airbag aeration expansion, directly drives pressure sensor motion, makes
It is contacted with skin, i.e., air bag can by inflation/deflation and adjustment inflation/deflation number directly between sensor and skin
Contact is controlled, and can easily be obtained required pressure, be made the contact between pressure sensor and skin
It is more controllable, and then, the degree of accuracy of blood pressure measurement has been ensured to a certain extent, meanwhile, the device that the application is provided is not
The contact that pressure sensor is realized using the extrusion principle between cuff and skin with skin, thus wear comfort compared with
It is high.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Explanation be only intended to help and understand method of the present utility model and its core concept；Simultaneously for the general technology of this area
Personnel, according to thought of the present utility model, will change in specific embodiments and applications.In summary,
This specification content should not be construed as to limitation of the present utility model.
Claims (6)
1. a kind of blood pressure detector, it is characterised in that described device includes：Detect structure and cuff, the cuff with it is described
Detection structure is connected, and constitutes loop configuration, and the detection structure includes：
Pressure sensor, the quantity of the pressure sensor is multiple, and the pressure sensor is used to measure the pulse at wrist
Ripple signal；
Air bag, the air bag is used to support the pressure sensor, the pressure sensor is in contact with human body skin, described
The quantity of air bag is identical with the quantity of the pressure sensor；
Air bag fixing device, the quantity of the air bag fixing device is identical with the quantity of the air bag, the air bag fixing device
Through the center of the air bag by the air bag be fixed on it is described detection structure inner walls on, the air bag fixing device by
First fixing end, the second fixing end and cylinder axis are constituted, and the cylinder axis is located at first fixing end to be fixed with described second
Between end, the radius of the radius of first fixing end and second fixing end is all higher than the radius of the cylinder axis, described
The center interporal lacuna of cylinder axis and the air bag coordinates, and the air bag fixing device can be stuck in described by first fixing end
On the housing for detecting structure, the air bag can be stuck in the air bag fixing device by second fixing end, the air bag
Described second can be driven to fix on end motion, the end face of second fixing end after inflation the pressure sensor is installed.
2. device according to claim 1, it is characterised in that the detection means also includes being used to measure electrocardiosignal
Electrode, the quantity of the electrode is 3, first electrode respectively positioned at cuff interface, the positioned at the hull outside
Two electrodes and the 3rd electrode positioned at the housing bottom.
3. device according to claim 1, it is characterised in that the pressure sensor is piezoelectric film sensor, multiple
The arrangement of the pressure sensor is 3 × 2 dot matrixs.
4. device according to claim 3, it is characterised in that described device also includes：First pre-amplification circuit, first
Bandwidth-limited circuit, the first main amplifying circuit, the first 50Hz trap circuits and the first level adjusting circuit, the pressure sensor
The signal measured sequentially passes through first pre-amplification circuit, first bandwidth-limited circuit, the first main amplification electricity
After the processing on road, the first 50Hz trap circuits and first level adjusting circuit, into controller.
5. device according to claim 1, it is characterised in that described device also includes：Second pre-amplification circuit, second
Bandwidth-limited circuit, the second main amplifying circuit, the 2nd 50Hz trap circuits and second electrical level adjustment circuit, what the electrode was measured
Signal sequentially passes through second pre-amplification circuit, second bandwidth-limited circuit, second main amplifying circuit, described
After the processing of 2nd 50Hz trap circuits and the second electrical level adjustment circuit, into controller.
6. device according to claim 1, it is characterised in that described device also includes inflator pump and valve, the inflation
Pump is used to inflate into the air bag, and the valve is used to discharge the gas in the air bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621037673.5U CN206453763U (en) | 2016-09-05 | 2016-09-05 | A kind of blood pressure detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621037673.5U CN206453763U (en) | 2016-09-05 | 2016-09-05 | A kind of blood pressure detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206453763U true CN206453763U (en) | 2017-09-01 |
Family
ID=59691907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621037673.5U Expired - Fee Related CN206453763U (en) | 2016-09-05 | 2016-09-05 | A kind of blood pressure detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206453763U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108030482A (en) * | 2017-12-06 | 2018-05-15 | 深圳市星河泉新材料有限公司五金配件分厂 | Pressure structure, gasbag-type blood pressure detecting module and blood pressure intelligent detection equipment |
| CN109745023A (en) * | 2017-11-07 | 2019-05-14 | 研能科技股份有限公司 | Wearable blood pressure measuring device |
| CN109745022A (en) * | 2017-11-07 | 2019-05-14 | 研能科技股份有限公司 | Wearable blood pressure measuring device |
| JP2019084345A (en) * | 2017-11-07 | 2019-06-06 | 研能科技股▲ふん▼有限公司 | Wearable blood pressure measuring device |
-
2016
- 2016-09-05 CN CN201621037673.5U patent/CN206453763U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109745023A (en) * | 2017-11-07 | 2019-05-14 | 研能科技股份有限公司 | Wearable blood pressure measuring device |
| CN109745022A (en) * | 2017-11-07 | 2019-05-14 | 研能科技股份有限公司 | Wearable blood pressure measuring device |
| JP2019084345A (en) * | 2017-11-07 | 2019-06-06 | 研能科技股▲ふん▼有限公司 | Wearable blood pressure measuring device |
| JP7181758B2 (en) | 2017-11-07 | 2022-12-01 | 研能科技股▲ふん▼有限公司 | Wearable blood pressure measurement device |
| CN108030482A (en) * | 2017-12-06 | 2018-05-15 | 深圳市星河泉新材料有限公司五金配件分厂 | Pressure structure, gasbag-type blood pressure detecting module and blood pressure intelligent detection equipment |
| CN108030482B (en) * | 2017-12-06 | 2023-12-29 | 深圳市星河泉新材料有限公司 | Pressurization structure, air bag type blood pressure detection module and intelligent blood pressure detection equipment |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |