CN209220288U - A kind of piezoelectric type sleeping position variation monitoring pad - Google Patents
A kind of piezoelectric type sleeping position variation monitoring pad Download PDFInfo
- Publication number
- CN209220288U CN209220288U CN201821319789.7U CN201821319789U CN209220288U CN 209220288 U CN209220288 U CN 209220288U CN 201821319789 U CN201821319789 U CN 201821319789U CN 209220288 U CN209220288 U CN 209220288U
- Authority
- CN
- China
- Prior art keywords
- sleeping position
- signal
- piezoelectric type
- position variation
- monitoring pad
- 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
Abstract
The utility model discloses a kind of piezoelectric type sleeping position variation monitoring pad, main body is cushion formula structure, including cotton protective layer, single wavy surface shape emulsion layer, flexible detection layers, backcoating layer, is combined from top to bottom；Single wavy surface shape emulsion layer; plane is affixed with cotton protective layer upward; wave is affixed with flexible detection layers down, and the flexible detection layers are divided into 16 sensing units; by 4 × 4 distributions; one, PVDF piezoelectric membrane ring is arranged in each region, in the width direction on every four PVDF piezoelectric membrane ring be equipped with a wiring region, the PVDF piezoelectric membrane ring; structure is oval ring, most greatly enhances diameter and short diameter takes long and wide 2/3rds or more of sensing；The cushion formula main structure body connection signal processor pre-processes circuit including transducing signal and using STM32 microprocessor as the signal processing circuit of core, based on preset sleeping position analysis strategy, carries out the differentiation of sleeping position change.
Description
Technical field
The utility model relates to sleep monitor fields, and in particular to a kind of piezoelectric type sleeping position variation monitoring pad.
Background technique
" goldstandard " of sleep monitor is polysomnography, accurately anti-by brain electricity, eye electricity, the monitored over time of myoelectricity
Sleep state is reflected, it is the important evidence of the diagnosing and treating of medicine sleeping disorders.In addition to this, it is slept by what ordinary populace used
Dormancy monitoring method mainly has wearable portable equipment (such as Intelligent bracelet, smart phone) and intelligent mattress.It is wearable just
The acceleration sensor built in equipment utilization is taken, the movement of particular frequencies in sleep procedure is acquired, is continued by action moment, movement
Time, action frequency etc. achieve the purpose that sleep quality monitors, and this method evaluation method is single, there are erroneous judgement risks.Intelligence
Mattress can also be monitored sleep posture in addition to realizing above-mentioned function.
Intelligent mattress generally uses pressure resistance type to the monitoring of sleeping position, passes through the Sensor Network being dispersed throughout in entire mattress area
Network calculates human pressure's distribution, to judge sleeping position.This mode has higher want to piezoresistive transducer and its layout
It asks, needs using specific customization structure, while needing complicated signal reception and data-handling capacity.Intelligent mattress is to sleeping position
Piezoelectric type can also be used in monitoring, and the sleep monitor band made of piezoelectric element is realized, the judgement since structure is single, to sleeping position
It is inaccurate.In intelligent bed cushion sleep monitor system, piezoelectric element is mainly used to monitoring and turns over vibration signal and arteries and veins
It fights, the physiologic informations such as heartbeat.
Piezoelectric element has piezoelectric effect, is a kind of component for being very suitable to dynamic and measuring, organic especially with polymerizeing
Piezoelectric material made of object (such as Kynoar, abbreviation PVDF) material is flexible, low-density, Low ESR, has high pressure piezoelectric voltage
Constant is highly suitable for dynamic membrane and declines vibration measurement.It is very quick to dynamic stress using piezoelectric membrane made of PVDF
Sense, the sensitivity representative value of the PVDF of 28 μ m-thicks are 10~15mV/ microstrain (parts per million of length changes).PVDF piezoelectricity
Thin film sensor has the characteristics that frequency response is wide, dynamic range is good, output voltage is high, stability is good, impact resistance, non-aging, quilt
The fields such as vibratory impulse, traffic dynamic weighing and security alarm are widely applied.
Utility model content
For the deficiency of background technique, the purpose of this utility model is to provide a kind of pressures based on piezoelectric film sensor
Electric-type sleeping position variation monitoring pad is accurately rapidly performed by the monitoring of sleeping position variation, more comprehensively evaluates sleep quality.
The utility model is achieved through the following technical solutions:
A kind of piezoelectric type sleeping position variation monitoring pad, main body are cushion formula structure, and the cushion formula main structure body includes cotton
Quality guarantee sheath, single wavy surface shape emulsion layer, flexible detection layers, backcoating layer, are combined from top to bottom, 1.4 meters -1.8 meters long, wide
0.6 meter -1 meter, thickness is no more than 0.03 meter.
Single wavy surface shape emulsion layer, plane are affixed with the cotton protective layer upward, and wave is down and institute
The flexible detection layers stated are affixed, and single wave width is less than 0.02 meter.
Further, single wavy surface shape emulsion layer can also be used using the waveform on length direction
Waveform in width direction can also use other angles waveform, can also be superimposed waveform on two different directions.
The flexible detection layers, are divided into 16 sensing units, four wiring regions, and 16 sensing units press 4
One, PVDF piezoelectric membrane ring is arranged in × 4 distributions, each region, in the width direction on every four PVDF piezoelectric membrane ring be one
Group, one wiring region of every group of outfit, the wiring region are located at the side on every group of sensing unit length direction, and width is not more than
0.02 meter.
The PVDF piezoelectric membrane ring arranges one in each sensing unit, and structure is oval ring, most greatly enhances diameter
The sensing head of district and wide 2/3rds or more is taken with short diameter.
A kind of piezoelectric type sleeping position variation monitoring pad needs connection signal processor, the letter in addition to cushion formula main structure body
Number processor includes transducing signal pretreatment circuit and using STM32 microprocessor as the signal processing circuit of core, the biography
Feel signal pre-processing circuit, mainly by 32 road signal wires, by 16 sensors pass through the signals of double cable shielding lines transmission into
Row elementary charge-voltage conversion, voltage amplification, voltage filter, voltage compare, and obtain standard signal, described with the micro- place STM32
The signal processing circuit that device is core is managed, 16 road sign calibration signals are subjected to real-time acquisition and storage, and based on preset sleeping position
Analysis strategy carries out the differentiation of sleeping position change according to the variation of 16 transducing signals.
The sleeping position analysis strategy, by 16 sensing units by being successively labeled as from length direction in the width direction, again
1., 2., 3., 4. extremely1.~4. monitor shoulder, back pressure variation, 5.~8. monitor elbow, hand and low back pressure oscillation,Buttocks, huckle pressure oscillation are monitored,Monitor calf, foot pressure changes；When sleeping position becomes from lying on the left side
Right side is sleeping, immediate signal intensity state be 3., 4., 7., 8.,Have signal output, show body from
Open these regions, then 1., 2., 5., 6., 9., 10.,There is signal output, shows that body is pressed in these regions；Work as sleeping position
Become lying on the back from right side is sleeping, immediate signal intensity state be 1., 2., 5., 6., 9., 10.,There are signal output, table
Bright body leaves these regions, then 2., 3., 6., 7., 10.,There is signal output, shows that body is pressed in these areas
Domain.
Further, the sleeping position analysis strategy needs to carry out complete analysis to universal sleep posture, to establish
The relationship that different sleeping positions (are lain on the back, lain on the left side, right side is sleeping, prostrate) between variation and 16 signal output variations.To improve institute
The accuracy for the sleeping position analysis strategy stated can carry out training of judgement to a somatic sleep posture, establish personalized sleeping position analysis
Strategy.
The utility model compared with prior art, has the following advantages and benefits:
1. a kind of piezoelectric type sleeping position variation monitoring pad of the utility model is adopted for monitoring identification human body sleeping position situation of change
Sensitive zones are layed in PVDF piezoelectric membrane ring, charge signal generation is just had when there is pressure change, cyclic structure can have
Sensing unit pressure changing where effect impression, while piezoelectric type sensing mode is eliminated and is had to last under pressure resistance type sensing mode
The drawbacks of energization, reduces influence of the electromagnetic radiation to human body.
2. a kind of piezoelectric type sleeping position variation monitoring pad of the utility model is made using the bed structure of pad type of suitable human dimension
Used time is laid immediately on bed, is suitable for various stock size beds, will not bring lofty sense and discomfort in use process to user
Sense.
3. a kind of piezoelectric type sleeping position variation monitoring pad of the utility model, using waveform latex mattress, wavy surfaces and biography
Stress is concentrated when sensillary area domain contacts, and improves the sensitivity of PVDF piezoelectric membrane ring, and entire cushion uses cotton, latex material, ring
It protects, it is light.
4. a kind of piezoelectric type sleeping position variation monitoring pad of the utility model monitors pressure change by subregion, according to sleeping position
Analysis strategy carries out differentiation detection to the change of human body sleeping position, reduces data volume, reduce data processing work；Using
STM32 monolithic microcomputer kernel processor has preferable expandability as data processing core component, can further develop
Serial communication, wireless communication realize user computer terminal, the transmission of the data of mobile phone terminal and analysis.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the signal processing unit structural block diagram of the utility model；
Fig. 3 is the signal processing basic flow chart using STM32 monolithic microcomputer kernel processor of the utility model；
Fig. 4 is that the sensor of the utility model is distributed serial number figure.
Label and corresponding parts title in attached drawing:
1- cotton protective layer, the mono- wavy surface shape emulsion layer of 2-, 3- flexibility detection layers, 4- backcoating layer, 5- wavy surface, 6-
Sensing unit, the wiring region 7-, 8-PVDF piezoelectric membrane ring, 9- signal processor, 10- transducing signal pre-process circuit, 11-STM32
Microprocessor is the signal processing electricity of core, the road 12-32 signal wire, the bis- cable shielding lines of 13-.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment 1
As shown in Figure 1, a kind of piezoelectric type sleeping position variation monitoring pad of the utility model, main body is cushion formula structure, described
Cushion formula main structure body includes cotton protective layer 1, single wavy surface shape emulsion layer 2, flexible detection layers 3, backcoating layer 4, from upper
Lower combination, 1.4 meters -1.8 meters long, 0.6 meter -1 meter wide, thickness is no more than 0.03 meter.
Single wavy surface shape emulsion layer 2, plane are affixed with 1 lower surface of cotton protective layer upward, wavy surface 5
It is affixed downward with the flexible detection layers 3, single wave width is less than 0.02 meter.
Further, single wavy surface shape emulsion layer 2 can also be adopted using the waveform on length direction
With the waveform in width direction, other angles waveform can also be used, waveform on two different directions can also be folded
Add.
The flexible detection layers 3 are divided into the wiring region 7 of 16 sensing units 6, four, 16 sensing units
By 4 × 4 distributions, 8 one, PVDF piezoelectric membrane ring is arranged in each region, in the width direction on every four PVDF piezoelectric membrane ring
It is one group, one wiring region 7 of every group of outfit, the wiring region 7 is located at the side on every group of sensing unit length direction, width
No more than 0.02 meter.
The PVDF piezoelectric membrane ring 8 arranges one in each sensing unit, and structure is oval ring, most greatly enhances straight
Diameter and short diameter take the sensing head of district and wide 2/3rds or more.
As shown in Figure 1-Figure 3, a kind of piezoelectric type sleeping position variation monitoring pad of the utility model, in addition to cushion formula main structure body,
Connection signal processor 9 is needed, the signal processor 9 includes that transducing signal pre-processes circuit 10 and with STM32 microprocessor
For the signal processing circuit 11 of core, the transducing signal pre-processes circuit 10, mainly by 32 road signal wires 12, by ten
The signal that six sensors pass through double 13 transmission of cable shielding lines carry out elementary charge-voltage conversion, voltage amplification, voltage filter,
Voltage compares, and obtains standard signal, described using STM32 microprocessor as the signal processing circuit 11 of core, by 16 road signs
Calibration signal carries out real-time acquisition and storage, and based on preset sleeping position analysis strategy, according to the variation of 16 transducing signals, into
The differentiation that row sleeping position changes.
The sleeping position analysis strategy, by 16 sensing units by being successively labeled as from length direction in the width direction, again
1., 2., 3., 4. extremely1.~4. monitor shoulder, back pressure variation, 5.~8. monitor elbow, hand and low back pressure oscillation,Buttocks, huckle pressure oscillation are monitored,Monitor calf, foot pressure changes；When sleeping position becomes from lying on the left side
Right side is sleeping, immediate signal intensity state be 3., 4., 7., 8.,Have signal output, show body from
Open these regions, then 1., 2., 5., 6., 9., 10.,There is signal output, shows that body is pressed in these regions；Work as sleeping position
Become lying on the back from right side is sleeping, immediate signal intensity state be 1., 2., 5., 6., 9., 10.,There are signal output, table
Bright body leaves these regions, then 2., 3., 6., 7., 10.,There is signal output, shows that body is pressed in these areas
Domain.
Further, the sleeping position analysis strategy needs to carry out complete analysis to universal sleep posture, to establish
The relationship that different sleeping positions (are lain on the back, lain on the left side, right side is sleeping, prostrate) between variation and 16 signal output variations.To improve institute
The accuracy for the sleeping position analysis strategy stated can carry out training of judgement to a somatic sleep posture, establish personalized sleeping position analysis
Strategy.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of piezoelectric type sleeping position variation monitoring pad, it is characterised in that: main body is cushion formula structure, the cushion formula structure master
Body includes cotton protective layer (1), single wavy surface shape emulsion layer (2), flexible detection layers (3), backcoating layer (4), from top to bottom group
It closes, 1.4 meters -1.8 meters long, 0.6 meter -1 meter wide, thickness is no more than 0.03 meter；In addition to cushion formula main structure body, need at connection signal
It manages device (9), the signal processor (9) includes that transducing signal pre-processes circuit (10) and using STM32 microprocessor as core
Signal processing circuit (11).
2. a kind of piezoelectric type sleeping position variation monitoring pad according to claim 1, it is characterised in that: single wavy surface shape
Emulsion layer (2), plane are affixed with described cotton protective layer (1) lower surface upward, and wavy surface (5) is examined with the flexibility downward
It surveys layer (3) to be affixed, single wave width is less than 0.02 meter.
3. a kind of piezoelectric type sleeping position variation monitoring pad according to claim 1, it is characterised in that: the flexible detection layers
(3), 16 sensing units (6), four wiring regions (7) are divided into, 16 sensing units are by 4 × 4 distributions, each region
Arrangement (8) one, PVDF piezoelectric membrane ring, in the width direction on every four PVDF piezoelectric membrane ring be one group, every group of outfit one
A wiring region (7), the wiring region (7) are located at the side on every group of sensing unit length direction, and width is not more than 0.02 meter.
4. a kind of piezoelectric type sleeping position variation monitoring pad according to claim 3, it is characterised in that: the PVDF piezoelectricity is thin
Film ring (8) arranges one in each sensing unit, and structure is oval ring, most greatly enhance diameter and short diameter take the sensing head of district and
Wide 2/3rds or more.
5. a kind of piezoelectric type sleeping position variation monitoring pad according to claim 1, it is characterised in that: the transducing signal is pre-
16 sensors are passed through the letter of double cable shielding line (13) transmission mainly by 32 road signal wires (12) by processing circuit (10)
Number carry out elementary charge-voltage conversion, voltage amplification, voltage filter, voltage compare, acquisition standard signal is described with STM32
Microprocessor is the signal processing circuit (11) of core, 16 road sign calibration signals is carried out real-time acquisition and storage, and based on pre-
The sleeping position analysis strategy set carries out the differentiation of sleeping position change according to the variation of 16 transducing signals.
6. a kind of piezoelectric type sleeping position variation monitoring pad according to claim 5, it is characterised in that: the sleeping position analyzes plan
Slightly, by 16 sensing units by be successively labeled as from length direction in the width direction, again 1., 2., 3., 4. to 1.~4. monitor
Shoulder, back pressure variation, 5.~8. monitor elbow, hand and low back pressure oscillation, 9.~monitoring buttocks, huckle pressure become
Dynamic ,~monitoring calf, foot pressure change, and determine the relationship of different zones pressure oscillation situation and sleeping position variation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821319789.7U CN209220288U (en) | 2018-08-16 | 2018-08-16 | A kind of piezoelectric type sleeping position variation monitoring pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821319789.7U CN209220288U (en) | 2018-08-16 | 2018-08-16 | A kind of piezoelectric type sleeping position variation monitoring pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209220288U true CN209220288U (en) | 2019-08-09 |
Family
ID=67497694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821319789.7U Active CN209220288U (en) | 2018-08-16 | 2018-08-16 | A kind of piezoelectric type sleeping position variation monitoring pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209220288U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110974238A (en) * | 2019-11-14 | 2020-04-10 | 北京理工大学 | Human body sleep pose identification and pushing point determination method and device for snore stopping mattress |
| CN111084623A (en) * | 2018-10-24 | 2020-05-01 | 中国计量大学 | Piezoelectric type sleeping posture change monitoring mat |
-
2018
- 2018-08-16 CN CN201821319789.7U patent/CN209220288U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111084623A (en) * | 2018-10-24 | 2020-05-01 | 中国计量大学 | Piezoelectric type sleeping posture change monitoring mat |
| CN110974238A (en) * | 2019-11-14 | 2020-04-10 | 北京理工大学 | Human body sleep pose identification and pushing point determination method and device for snore stopping mattress |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Fan et al. | Machine-knitted washable sensor array textile for precise epidermal physiological signal monitoring | |
| CN109463936B (en) | Intelligent mattress | |
| CN101502418B (en) | Ear wearing type electroencephalogram detection apparatus | |
| US20140107520A1 (en) | Sleep tracking and waking optimization system and method therefore | |
| CN108209863B (en) | Non-wearable sleeping posture monitoring device and bedding thereof | |
| CN109907729A (en) | The detection method of vital signs when a kind of sleep | |
| CN104720821A (en) | Method and smart clothing for achieving real-time posture monitoring | |
| CN104586405B (en) | Intelligent monitoring device of fetal movement, monitoring system and monitoring method | |
| CN209220288U (en) | A kind of piezoelectric type sleeping position variation monitoring pad | |
| KR20160110807A (en) | Headset apparatus for detecting multi bio-signal | |
| US20180078164A1 (en) | Brain activity detection system, devices and methods utilizing the same | |
| CN105919566A (en) | Sleep monitoring device | |
| US20210022636A1 (en) | Bio-signal detecting headband | |
| US20060224089A1 (en) | Method and apparatus for monitoring sleep behaviour | |
| CN206063138U (en) | The healthy critical warning cloud monitoring system of naturalness night burst | |
| CN205924026U (en) | Human body activity measures detecting system | |
| CN205923977U (en) | Insensitive sleep quality of temperature and vital sign monitoring device | |
| CN111084623A (en) | Piezoelectric type sleeping posture change monitoring mat | |
| CN216168160U (en) | Abdominal support belt | |
| CN115363540A (en) | Optical fiber sensing unit, sensor and intelligent sensing device for vital signs | |
| CN109106371A (en) | A kind of device and method monitoring physiological parameter | |
| CN204734467U (en) | System for be used for monitoring sleep quality and vital sign | |
| CN113080899A (en) | Intelligent vital sign monitoring mattress and monitoring system | |
| CN206950156U (en) | A kind of detection means that disease risks are judged by human-body biological electromagnetic wave | |
| TWM508300U (en) | Physiological monitoring system applied to smart device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |