CN203763063U - Portable pulse monitor - Google Patents
Portable pulse monitor Download PDFInfo
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- CN203763063U CN203763063U CN201420048924.4U CN201420048924U CN203763063U CN 203763063 U CN203763063 U CN 203763063U CN 201420048924 U CN201420048924 U CN 201420048924U CN 203763063 U CN203763063 U CN 203763063U
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Abstract
The utility model belongs to the field of medical instruments and provides a portable pulse monitor. The pulse monitor comprises a shell, a circuit board and an optical detection chip, wherein a display screen is arranged on the shell, the circuit board is integrated in the shell, and the optical detection chip is electrically connected with the circuit board. The optical detection chip comprises an optical emitter and a photosensitive sensor. The circuit board is provided with a signal processing circuit, a control circuit and a display circuit. Light emitted by the optical emitter is reflected to the photosensitive sensor by blood vessels in a human body; the output end of the photosensitive sensor is connected with the input end of the signal processing circuit; the output end of the signal processing circuit is connected with the input end of a controller; the output end of the control circuit is connected with the control end of the display circuit. Compared with the prior art, the pulse monitor has the advantages that the reflection type optical pulse sensor is utilized to collect pulse data, and no wire is needed for connection, small in occupied space, can be conveniently put on the wrist and can be used by a user to examine the physical condition at any time.
Description
Technical field
This utility model belongs to medical instruments field, relates in particular to a kind of Portable pulse monitor.
Background technology
Society, people more and more praise highly healthy living habit, are more concerned about the health status of own health, also can remove to buy a lot of Wearable equipment and strengthen the body data of monitoring oneself.Existing wearable human vital signs parameter monitor structure is comparatively complicated, and great majority are wired connection, and wire is generally longer, and this connected mode one side causes human body sense of touch harder, dresses uncomfortable; For the friction regular with skin in daily life of the wire that connects each several part, these frictions are pullled and can be caused monitor to depart from skin measurement point, introduce motion artifacts on the other hand.Although the medical monitoring system wire of wear-type is little in addition, precision is higher, wears not attractive in appearance and cost is higher, is only suitable for, at particular place, patient is carried out to vital sign monitoring, and as hospital ward etc., scope of application limitation is larger.
Utility model content
This utility model, for solving the baroque defect of wearable human vital signs parameter monitor of the prior art, provides a kind of Portable pulse wave detector.
A kind of Portable pulse monitor of this utility model embodiment, comprise shell, shell is provided with display screen, also comprise integrated circuit board in the enclosure and the light detection chip being electrically connected with described circuit board, described smooth detection chip comprises optical transmitting set and light sensor, and described circuit board is provided with signal processing circuit, control circuit and display circuit;
The light of described optical transmission circuit transmitting is given described light sensor through the vasoreflex in human body;
The outfan of described light sensor connects the input of described signal processing circuit, and described light sensor converts described optical signal analog electrical signal to and sends to described signal processing circuit;
The outfan of described signal processing circuit connects the input of described controller, and described signal processing circuit carries out described analog electrical signal to convert digital electric signal to and send to described control circuit after amplification filtering;
The outfan of described control circuit connects the control end of described display circuit, and described control circuit is showing screen display heart rate information according to described digital electric signal by controlling display circuit.
Described optical transmission circuit is LED lamp.
Described signal processing circuit comprises the amplifying circuit, filter circuit and the analog to digital conversion circuit that connect successively, the input of described amplifying circuit is the input of described signal processing circuit, the outfan that the outfan of analog-digital conversion circuit as described is described signal processing circuit.
Described control circuit is single-chip microcomputer, CPLD or FPGA, and described control circuit sends according to the frequency size of the digital electric signal receiving the control signal opening or closing to described display.
Described Portable pulse monitor also comprises silicon acceleration sensor, the control end of described silicon acceleration sensor connects the outfan of described control circuit, and described control circuit sends according to the frequency size of the digital electric signal receiving the control signal opening or closing to described silicon acceleration sensor.
Described control circuit comprises analog-digital converter, comparator and the first gate-controlled switch, the input of described analog-digital converter is the input of described control circuit, the outfan of described analog-digital converter connects the first end of described comparator, the second end of described comparator is reference voltage terminal, the outfan of described comparator connects the control end of described the first gate-controlled switch, and the outfan of described the first gate-controlled switch connects the control end of described display circuit.
Described Portable pulse monitor also comprises silicon acceleration sensor, the control end of described silicon acceleration sensor connects the outfan of described control circuit, described control circuit number comprises the second gate-controlled switch, the control end of described the second gate-controlled switch connects the outfan of described comparator, and the outfan of described comparator connects the control end of described silicon acceleration sensor.
Described Portable pulse monitor also comprises wrist strap, and described wrist strap is connected with described shell and forms circulus.
This utility model embodiment compared with prior art, utilizes reflective optic pulse transducer to gather pulse data, does not need to adopt wire to connect, the space taking is little, can be worn over very easily in wrist, detects at any time the physical condition of oneself, in addition processing cost is low, is convenient to batch production.
Brief description of the drawings
Fig. 1 is the example structure schematic diagram of a kind of Portable pulse monitor of providing of this utility model embodiment;
Fig. 2 is another example structure schematic diagram of a kind of Portable pulse monitor of providing of this utility model embodiment;
Fig. 3 is LED lamp and the light sensor reflection ray schematic diagram in a kind of Portable pulse monitor of providing of this utility model embodiment;
Fig. 4 is another example structure schematic diagram of control circuit in a kind of Portable pulse monitor of providing of this utility model embodiment.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, and be not used in restriction this utility model.
This utility model embodiment provides a kind of Portable pulse monitor, refer to Fig. 1, comprise shell, shell is provided with display screen 106, also comprise integrated circuit board in the enclosure and the light detection chip being electrically connected with circuit board, light detection chip comprises optical transmitting set 101 and light sensor 102, and circuit board is provided with signal processing circuit 103, control circuit 104 and display circuit 105;
Vasoreflex in the light process human body that optical transmitting set 101 is launched is to light sensor 102;
The outfan of light sensor 102 connects the input of signal processing circuit 103, and light sensor 102 converts optical signal analog electrical signal to and sends to signal processing circuit 103;
The outfan of signal processing circuit 103 connects the input of controller, and signal processing circuit 103 carries out analog electrical signal to convert digital electric signal to and send to control circuit 104 after amplification filtering;
The outfan of control circuit 104 connects the control end of display circuit 105, and control circuit 104 shows heart rate information by controlling display circuit 105 according to digital electric signal on display screen 106.
Portable pulse monitor also comprises wrist strap, and wrist strap is connected with shell and forms circulus.Portable pulse monitor can be worn in wrist by wrist strap, be easy to carry.
The work process of this utility model embodiment is as follows: optical transmitting set 101 sends the light of certain frequency to the skin of human body, light is understood some and is reflected by blood capillary after skin, another part is directly to have seen through blood capillary, light sensor 102 is by gathering the light being reflected by blood capillary, and convert the optical signal of collection to the signal of telecommunication and send to signal processing circuit 103, signal processing circuit 103 is issued control circuit 104 after amplifying filtration and digital-to-analogue conversion, control circuit 104 is according to the pulse frequency of current signal, calculate heart rate, be presented on display screen 106 by display circuit 105.
This utility model embodiment compared with prior art, utilize reflective optic pulse transducer to gather pulse data, do not need to adopt wire to connect, the space taking is little, can be worn over very easily in wrist, can detect at any time the physical condition of oneself, also can make Wearable equipment become hommization more, in addition processing cost is low, is convenient to batch production.
A kind of Portable pulse monitor of this utility model provides another embodiment, as shown in Figures 2 and 3, optical transmission circuit is LED lamp, the light that LED lamp radiates is out in certain wavelength band, light sensor 102 only has very strong absorbability to the light of this wave band, and the optical signal of absorption is converted into current signal.
Further, signal processing circuit 103 comprises the amplifying circuit 111, filter circuit 112 and the analog to digital conversion circuit 113 that connect successively, the input of amplifying circuit 111 is the input of signal processing circuit 103, and the outfan of analog to digital conversion circuit 113 is the outfan of signal processing circuit 103.The signal of telecommunication that signal processing circuit 103 is exported light sensor 102 is passed to filter circuit 112 after amplifying and is filtered, then by this signal after filtering through A/D change-over circuit analog digital conversion.
Control circuit 104 is single-chip microcomputer, CPLD or FPGA, and control circuit 104 sends according to the frequency size of the digital electric signal receiving the control signal opening or closing to display.Particularly, control unit is single-chip microcomputer, and flexible in programming, debugging are conveniently.Particularly, control unit is CPLD, and execution speed is fast, and control response is sensitive.Particularly, control unit is FPGA, and system power dissipation is little, and control rate is fast.Control circuit 104 is according to the pulse frequency of current signal, calculate heart rate value, heart rate value and preset value are compared, in the time that heart rate value is less than preset value, control circuit 104 sends control signal and sends the signal of cutting out display screen 106, in the time that heart rate value is greater than preset value, control circuit 104 sends control signal and sends the signal of opening display screen 106.
Portable pulse monitor also comprises silicon acceleration sensor 114, the control end of silicon acceleration sensor 114 connects the outfan of control circuit 104, and control circuit 104 sends to silicon acceleration sensor 114 control signal opening or closing according to the frequency size of the digital electric signal receiving.
The another kind of embodiment of control circuit 104, refer to Fig. 4, comprise digital to analog converter, comparator and the first gate-controlled switch, the input of digital to analog converter is the input of control circuit 104, the outfan of digital to analog converter connects the first end of comparator, the second end of comparator is reference voltage terminal, and the outfan of comparator connects the control end of the first gate-controlled switch, and the outfan of the first gate-controlled switch connects the control end of display circuit 105.Described digital to analog converter converts the digital electric signal receiving to analog voltage signal and sends to described comparator, comparator compares the magnitude of voltage receiving and reference voltage value, in the time that the magnitude of voltage receiving is less than reference voltage value, comparator sends control signal control the first gate-controlled switch and disconnects, and because the first gate-controlled switch disconnects, display screen is closed.
Portable pulse monitor also comprises silicon acceleration sensor 114, the control end of silicon acceleration sensor 114 connects the outfan of control circuit 104, control circuit comprises the second gate-controlled switch No. 104, the control end of the second gate-controlled switch connects the outfan of comparator, and the outfan of comparator connects the control end of silicon acceleration sensor 114.When the magnitude of voltage that comparator receives is less than reference voltage value, comparator sends when control signal control the first gate-controlled switch disconnects and controls the second gate-controlled switch disconnection, because the second gate-controlled switch disconnects, silicon acceleration sensor is closed.
Concrete, in development, can formulate corresponding mode of operation, according to people's different life and behavioral aspect, the device in embedded system is carried out to on-off control, according to people's rule of life at ordinary times, the heart rate of people when heart rate is with respect to sleep by day time is more mixed and disorderly, in the time that people's penetration depth is slept, it is mild that pulse becomes, heart rate is more neat, as: daytime, people was in the time moving, can control and open the collection of accelerating silicon, open display data on the screen, but evening, people was in sleep, just can turn-off the collection of accelerating silicon, close screen, saving resource, switching of the battery saving mode of MCU etc. can be controlled in this way in addition.Can strengthen the time of the use of Wearable equipment by switching different mode of operations, also can strengthen the accuracy of the data of Wearable equipment.
Compared with prior art, the technology of switching working mode of the prior art must be carried out switching working mode by the certain order of manual execution to this utility model embodiment, or determines according to custom the time that work pattern is switched.Very inaccurate in accuracy, and if adopt manually, forget than being easier to, cause date processing to get up very not strong illustrative.Heart rate is the heart of the human body number in a minutes, and the pulsation each time of heart all makes the Fructus Hordei Germinatus of pointing blood capillary that faint change occurs, and utilizes reflective optic pulse this variation can be detected, obtains heart rate value by algorithm.According to the feature of human pulse, people's pulse in sleep is more stable, has more regularity, easily judges that people is in sleep or in deep sleep, switches the mode of operation of Wearable equipment according to people's sleep state, and data are made to different processing.Reflective optic pulse transducer can regularly record the Pulse Rate of human body, and the sensor of the pulse detection that this volume is little is more easily embedded in Wearable equipment, is convenient for measuring the data of pulse.Compare the method for common switching working mode, the design has stronger automaticity and portability, does not need user to consider the problem of switch mode, just can utilize different mode of operations to obtain data more accurately.
Further, described Portable pulse monitor also comprises the Zigbee communication module that input is connected with control circuit, and control circuit is delivered to remote terminal by the packing of Zigbee communication module after the signal receiving is further processed and monitored.
This utility model utilizes reflective optic pulse collection pulse data, the data that collect is carried out to the processing of algorithm, the state that analysis user is present, switch operating mode.Advantage of the present utility model: can become the shape of wrist-watch to be worn in wrist this wearing device fabrication, the space that takies is little, at the bottom of cost and power consumption is little, without user's operation, without adding in addition peripheral hardware, just can realize by algorithm.Equipment is in utilizing reflective optic pulse to carry out the collection of data, the data of these collections can be used for detecting on the one hand the physical condition of oneself, also can be used on the other hand Wearable equipment to become hommization more, do not need user to worry about the mode of operation of Wearable equipment, allow Wearable equipment bring into play the effect of its maximum.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a Portable pulse monitor, comprise shell, shell is provided with display screen, it is characterized in that, also comprise integrated circuit board in the enclosure and the light detection chip being electrically connected with described circuit board, described smooth detection chip comprises optical transmitting set and light sensor, and described circuit board is provided with signal processing circuit, control circuit and display circuit;
The light of described optical transmission circuit transmitting is given described light sensor through the vasoreflex in human body;
The outfan of described light sensor connects the input of described signal processing circuit, and described light sensor converts optical signal analog electrical signal to and sends to described signal processing circuit;
The outfan of described signal processing circuit connects the input of described control circuit, and described signal processing circuit carries out described analog electrical signal to convert digital electric signal to and send to described control circuit after amplification filtering;
The outfan of described control circuit connects the control end of described display circuit, and described control circuit is showing screen display heart rate information according to described digital electric signal by controlling display circuit.
2. Portable pulse monitor as claimed in claim 1, is characterized in that, described optical transmission circuit is LED lamp.
3. Portable pulse monitor as claimed in claim 1, it is characterized in that, described signal processing circuit comprises the amplifying circuit, filter circuit and the analog to digital conversion circuit that connect successively, the input of described amplifying circuit is the input of described signal processing circuit, the outfan that the outfan of analog-digital conversion circuit as described is described signal processing circuit.
4. Portable pulse monitor as claimed in claim 1, it is characterized in that, described control circuit is single-chip microcomputer, CPLD or FPGA, and described control circuit sends according to the frequency size of the digital electric signal receiving the control signal opening or closing to described display circuit.
5. Portable pulse monitor as claimed in claim 4, it is characterized in that, also comprise silicon acceleration sensor, the control end of described silicon acceleration sensor connects the outfan of described control circuit, and described control circuit sends according to the frequency size of the digital electric signal receiving the control signal opening or closing to described silicon acceleration sensor.
6. Portable pulse monitor as claimed in claim 1, it is characterized in that, described control circuit comprises analog-digital converter, comparator and the first gate-controlled switch, the input of described analog-digital converter is the input of described control circuit, the outfan of described analog-digital converter connects the first end of described comparator, the second end of described comparator is reference voltage terminal, the outfan of described comparator connects the control end of described the first gate-controlled switch, and the outfan of described the first gate-controlled switch connects the control end of described display circuit.
7. Portable pulse monitor as claimed in claim 6, it is characterized in that, also comprise silicon acceleration sensor, the control end of described silicon acceleration sensor connects the outfan of described control circuit, described control circuit number comprises the second gate-controlled switch, the control end of described the second gate-controlled switch connects the outfan of described comparator, and the outfan of described comparator connects the control end of described silicon acceleration sensor.
8. Portable pulse monitor as claimed in claim 1, is characterized in that, also comprises wrist strap, and described wrist strap is connected with described shell and forms circulus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048924.4U CN203763063U (en) | 2014-01-24 | 2014-01-24 | Portable pulse monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048924.4U CN203763063U (en) | 2014-01-24 | 2014-01-24 | Portable pulse monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203763063U true CN203763063U (en) | 2014-08-13 |
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ID=51280322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420048924.4U Expired - Fee Related CN203763063U (en) | 2014-01-24 | 2014-01-24 | Portable pulse monitor |
Country Status (1)
| Country | Link |
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| CN (1) | CN203763063U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104825141A (en) * | 2015-05-18 | 2015-08-12 | 北京优瀚康中医药研究院 | Intelligent pulse diagnosis instrument |
| CN106308752A (en) * | 2016-08-23 | 2017-01-11 | 广东小天才科技有限公司 | Sleep monitoring method and system based on wearable device |
| CN111657896A (en) * | 2020-07-03 | 2020-09-15 | 成都市龙泉驿区第一人民医院 | Novel medical intelligent wrist strap of wearing formula |
-
2014
- 2014-01-24 CN CN201420048924.4U patent/CN203763063U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104825141A (en) * | 2015-05-18 | 2015-08-12 | 北京优瀚康中医药研究院 | Intelligent pulse diagnosis instrument |
| CN106308752A (en) * | 2016-08-23 | 2017-01-11 | 广东小天才科技有限公司 | Sleep monitoring method and system based on wearable device |
| CN111657896A (en) * | 2020-07-03 | 2020-09-15 | 成都市龙泉驿区第一人民医院 | Novel medical intelligent wrist strap of wearing formula |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20220124 |