CN216257131U

CN216257131U - Intelligent wearable human physiological sensor

Info

Publication number: CN216257131U
Application number: CN202122180386.7U
Authority: CN
Inventors: 赵起超; 杨苒; 李召
Original assignee: Kingfar International Inc
Current assignee: Kingfar International Inc
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-04-12
Anticipated expiration: 2031-09-09

Abstract

The utility model provides an intelligent wearable human physiological sensor, which comprises: the main sensor unit comprises a shell, a pico-cell collecting electrode, a differential amplifier, a filter, an ADC (analog to digital converter) and a data processing module, wherein the differential amplifier, the filter, the ADC and the data processing module are packaged in the shell, a slotted hole penetrating the thickness of the pico-cell collecting electrode is formed in the bottom wall of the shell, the pico-cell collecting electrode is positioned in the slotted hole, the differential amplifier is respectively connected with the pico-cell collecting electrode and the filter, the ADC is respectively connected with the filter and the data processing module, and the ADC is used for carrying out analog-to-digital conversion on a signal after filtering processing and sending the signal to the data processing module for data processing; the annular casing, its relative first side and second side are the fretwork form, and its cover is put the lateral wall periphery of the casing of main sensor unit, all be equipped with wearing a piece installation department on its relative first lateral wall and the second lateral wall.

Description

Intelligent wearable human physiological sensor

Technical Field

The utility model relates to the technical field of physiological signal acquisition, in particular to an intelligent wearable human factor physiological sensor.

Background

In recent years, with the development of electronic technology, computer technology, digital signal processing technology and automation, human physiological signal acquisition is changed from mechanization to electronization, so that the research on physiological and pathological conditions of life and the like is facilitated, the acquired signals are diversified, the result is accurate and reliable, and the method has very important significance in clinical diagnosis and medical teaching research. The physiological signals of human body are various, and from the nature of electricity, the physiological signals can be divided into electrical signals and non-electrical signals, wherein the electrical signals comprise electrocardio, myoelectricity, electroencephalogram and the like, and the non-electrical signals comprise respiration, invasive blood pressure, noninvasive blood pressure, blood oxygen saturation, carbon dioxide at the end of respiration, body temperature, cardiac output, pulse and the like. Since the human body is a complex living body and various signals are affected by many factors such as the human body and the external environment, in order to ensure the accuracy of the measured signals, appropriate physiological signal acquisition equipment is required to be adopted for acquisition.

At present, the acquisition of physiological signals is generally performed by physiological signal acquisition equipment special for etiology detection, and the equipment is generally applied to hospitals or medical structures, is large in size, is inconvenient to move and wear, and cannot be popularized in families. And because the existing physiological signal acquisition equipment is inconvenient to carry, the physiological monitoring of the sportsman in the training process can not be realized. Therefore, how to provide a physiological sensor with small size, compact structure and convenient wearing is a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present disclosure provides an intelligent wearable human physiological sensor to solve one or more technical problems in the prior art.

According to an aspect of the present invention, there is disclosed a smart wearable human physiological sensor, the sensor comprising:

the main sensor unit comprises a shell, a pico-electricity collecting electrode, a differential amplifier, a filter, an ADC (analog to digital converter) and a data processing module, wherein the differential amplifier, the filter, the ADC and the data processing module are packaged in the shell, a slotted hole penetrating the thickness of the pico-electricity collecting electrode is formed in the bottom wall of the shell, the pico-electricity collecting electrode is located in the slotted hole, the differential amplifier is respectively connected with the pico-electricity collecting electrode and the filter, the differential amplifier is used for amplifying a pico-electricity signal collected by the pico-electricity collecting electrode and sending the pico-electricity signal to the filter for filtering, the ADC is respectively connected with the filter and the data processing module, and the ADC is used for performing analog-to-digital conversion on the filtered signal and sending the filtered signal to the data processing module for data processing;

the sensor comprises an annular casing, wherein a first side and a second side, opposite to each other, of the annular casing are hollowed out, the annular casing is sleeved on the periphery of the side wall of a shell of the main sensor unit, and a wearing part mounting part is arranged on each of the first side wall and the second side wall, opposite to each other, of the annular casing.

In some embodiments of the utility model, the electrodecomprises a reference electrode, a first electrodermal acquisition electrode and a second electrodermal acquisition electrode, the first electrodermal acquisition electrode and the second electrodermal acquisition electrode being symmetrically disposed on opposite sides of the reference electrode.

In some embodiments of the utility model, a Type-C interface is arranged on a side wall of the shell of the main sensor unit, and a groove is formed in the annular sleeve at a position corresponding to the Type-C interface.

In some embodiments of the utility model, the main sensor unit and the annular casing are both rectangular in shape.

In some embodiments of the present invention, the main sensor unit further includes a communication module, and the communication module is connected to the data processing module and configured to send data processed by the data processing module to an upper computer.

In some embodiments of the present invention, the communication module is a wireless communication bluetooth module.

In some embodiments of the utility model, the data processing module is an MCU processor.

In some embodiments of the utility model, the primary sensor unit further comprises a signal converter connected to the electrodermal acquisition electrode and the Type-C interface, respectively.

In some embodiments of the present invention, the main sensor unit further includes a human body posture collecting module, the human body posture collecting module is located in the housing, and the human body posture collecting module is connected with the data processing module.

In some embodiments of the utility model, the human body posture collection module comprises a three-axis acceleration, a three-axis gyroscope and a three-axis magnetometer.

By utilizing the intelligent wearable human-induced physiological sensor in the embodiment of the utility model, the beneficial effects at least obtained by the following steps are as follows:

the intelligent wearable human physiological sensor comprises a main sensor unit and an annular casing sleeved outside the main sensor unit, wherein two opposite side walls of the annular casing are respectively provided with a wearing piece fixing part, so that the physiological sensor can be fixed on a wrist, a chest and other parts needing to monitor physiological signals in a manner of additionally installing a wearing piece; and this physiological sensor can directly realize the collection of skin electricity signal through the skin electricity collection electrode that sets up in the slotted hole on the main sensor unit casing, and each part all is encapsulated in the casing for this main sensor unit compact structure, small, portable.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

It will be appreciated by those skilled in the art that the objects and advantages that can be achieved with the present invention are not limited to the specific details set forth above, and that these and other objects that can be achieved with the present invention will be more clearly understood from the detailed description that follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the utility model. For purposes of illustrating and describing some portions of the present invention, corresponding parts of the drawings may be exaggerated, i.e., may be larger, relative to other components in an exemplary apparatus actually manufactured according to the present invention. In the drawings:

fig. 1 is a schematic structural diagram 1 of an intelligent wearable human physiological sensor according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram 2 of an intelligent wearable human physiological sensor according to an embodiment of the utility model.

Fig. 3 is a block diagram of a main sensor unit according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the scheme according to the present invention are shown in the drawings, and other details not closely related to the present invention are omitted.

It should be emphasized that the term "comprises/comprising/comprises/having" when used herein, is taken to specify the presence of stated features, elements, steps or components, but does not preclude the presence or addition of one or more other features, elements, steps or components.

It should be noted that the terms of orientation and orientation used in the present specification are relative to the position and orientation shown in the drawings; the term "coupled" herein may mean not only directly coupled, but also indirectly coupled, in which case intermediates may be present, if not specifically stated. A direct connection is one in which two elements are connected without the aid of intermediate elements, and an indirect connection is one in which two elements are connected with the aid of other elements.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the drawings, like reference characters designate the same or similar parts throughout the several views.

Fig. 1 and 2 are schematic structural views of an intelligent wearable human physiological sensor according to an embodiment of the present invention, and as shown in fig. 1 and 2, the physiological sensor includes a main sensor unit and an annular casing 210, a first side and a second side of the annular casing 210 are hollowed out, wherein the first side and the second side can also be regarded as upper and lower sides of the annular casing 210, that is, the annular casing 210 has an up-and-down through structure. As shown in fig. 3, the main sensor unit includes a housing 111, a pico-cell collecting electrode, and a differential amplifier 114, a filter 115, an ADC converter 116, and a data processing module enclosed inside the housing 111. The annular casing 210 is disposed around the outer periphery of the sidewall of the housing 111 of the main sensor unit, and the opposite first and second sidewalls of the annular casing 210 are each provided with a wearing piece mounting portion 211. The shapes of the main sensor unit and the annular casing 210 may be square, and the annular casing 210 is sleeved outside the side wall of the square housing of the main sensor unit, and the main sensor unit is embedded in the annular casing 210 and cannot fall off from the annular casing 210.

Illustratively, the wearing piece fixing portions are located on the upper side and the lower side of the annular casing 210, and the two wearing piece fixing portions are symmetrical to each other relative to the central plane of the annular casing, and each wearing piece fixing portion specifically comprises a transverse column and lugs located at two ends of the transverse column respectively, and the lugs are used for supporting the transverse column so as to enable a gap to be reserved between the transverse column and the outer side wall of the annular casing 210. During wearing, the wearing piece can penetrate through the gap, and further the power distribution piece is fixed on the part to be detected. The annular casing 210 of the biosensor and the housing 111 of the main sensor unit can both be made of plastic materials, and the annular casing 210 and the wearing piece fixing part can be of an integral structure, i.e. the annular casing 210 is processed by an integral molding processing mode.

The skin electricity collecting electrode is used for collecting skin electric signals, so when the physiological sensor is worn on the part to be detected, the skin electricity collecting electrode is used for contacting with the skin of the part to be detected. Specifically, a slot is formed in the bottom wall of the casing 111 of the main sensor unit, and the pico-cell collecting electrode is located in the slot. Wherein the bottom wall of the housing 111 is a side wall of the main sensor unit on a side for contacting the skin. The differential amplifier 114 is respectively connected with the bioelectricity collecting electrode and the filter 115, so that the differential amplifier 114 can receive the physiological signal collected by the bioelectricity collecting electrode and further amplify the physiological signal with a fixed gain, and further send the amplified signal to the filter 115 to perform filtering processing through the filter 115; the ADC converter 116 is connected to the filter 115 and the data processing module, respectively, and the ADC converter 116 is configured to perform analog-to-digital conversion on the received signal filtered by the filter 115, and further send the digital signal after the analog-to-digital conversion to the data processing module, so that the data processing module performs data processing; the signal processed by the data processing module can be used as a data basis for subsequent data analysis.

Illustratively, the data processing module can be an MCU processor 117, and the MCU processor 117 integrates various functional components such as a CPU, a memory, and an I/O interface on a single chip, and has the advantages of small volume, space saving, high reliability, strong anti-interference performance, and flexible and convenient application to the intelligent wearable ear clip sensor. It should be understood that the setting of the data processing module as the MCU processor 117 is merely an example, and it may be other types of processors.

Further, the electrodermal acquisition electrodes may include a reference electrode 112, a first electrodermal acquisition electrode 113-1, and a second electrodermal acquisition electrode 113-2. The reference electrode 112, the first pico-cell collecting electrode 113-1 and the second pico-cell collecting electrode 113-2 may be rectangular strips, at this time, the three rectangular strips are respectively located in three slots of the main sensor unit casing 111 and slightly protrude from the bottom wall of the casing 111, and the corresponding slots on the casing 111 are also rectangular strips. The three rectangular strip-shaped motors are arranged in parallel, the reference electrode 112 is positioned in the middle, the first electrodecollecting electrode 113-1 and the second electrodecollecting electrode 113-2 are respectively positioned on two sides of the reference electrode 112, and further, the two electrodecollecting electrodes are also symmetrically arranged relative to the reference electrode 112.

Further, the side wall of the housing 111 of the main sensor unit is provided with a Type-C interface, and the Type-C interface can be specifically located on the left side wall and the right side wall of the housing 111. The Type-C interface is used for realizing data acquisition, data transmission and signal acquisition Type expansion; in order to facilitate the insertion of the data line and the Type-C interface, the annular sleeve shell 210 has a groove at a position corresponding to the Type-C interface. As can be seen from fig. 2, the left and right side walls of the annular casing 210 may be provided with grooves, and the grooves on the two side walls are symmetrical to each other with respect to the central plane of the annular casing 210.

In an embodiment, the intelligent wearable human physiological sensor further comprises a communication module, the communication module is also packaged in the shell 111 of the main sensor unit, and the communication module is connected with the data processing module and used for sending signals processed by the data processing module to an upper computer. The communication mode that communication module adopted can be wireless communication or wired communication, when adopting wired communication mode to communicate, can realize the transmission of data through the data line between main sensor unit and host computer, and Type-C interface is connected with the data line this moment promptly. In addition, the intelligent wearable person supports various devices to acquire data due to the physiological sensor, and the upper computer can be a notebook, a tablet, a computer and other terminal devices. In addition, data can be transmitted between the main sensor unit and the upper computer in a wireless communication mode. Illustratively, the communication module specifically includes a wireless communication bluetooth module, and the main sensor unit and the upper computer can transmit through bluetooth. The intelligent wearable wireless physiological sensor can adopt a wireless radio frequency 2.4GHz communication mode, and based on an active shielding technology, the signal to noise ratio is improved, and the artificial interference is reduced.

Illustratively, in order to realize the expansion of the signal types detected by the physiological sensor, the physiological sensor may further be equipped with an external sensor module, during specific detection, the external sensor module is connected to a Type-C interface on the housing 111 of the main sensor unit, and the Type-C interface may be connected to the filter 115 inside the housing 111 of the main sensor unit, at this time, the external sensor module connected to the Type-C interface serves as an expansion sensor for detecting signals, thereby realizing the simultaneous detection of various physiological signals by the physiological sensor. The external sensor module can be specifically an electromyographic data acquisition module or an electrocardio data acquisition module.

Further, still be equipped with signal converter in the main sensor unit, this signal converter respectively with skin electricity collection electrode and Type-C interface connection. In the example, the signal converter can control the on-off of the bioelectricity collecting electrode and the Type-C interface, namely, if the bioelectricity signals need to be collected through the bioelectricity collecting electrode, the signal converter can control the external sensor module connected with the Type-C interface to be disconnected; and if need realize the simultaneous working of skin electricity collection electrode and external sensor, then the steerable Type-C interface of signal converter can be with signal transmission to wave filter 115 that external sensor module detected.

In an embodiment of the present invention, the intelligent wearable wireless physiological sensor further includes a human body posture collecting module, which is located in the housing 111 of the main sensor unit and connected to the data processing module. When the data processing module is specifically the MCU processor 117, the human body posture collecting module is connected to the MCU processor 117, that is, the human body posture information collected by the human body posture collecting module is sent to the MCU processor 117 for data processing. Specifically, the human body posture acquisition module comprises a three-axis acceleration, a three-axis gyroscope and a three-axis magnetometer, so that nine-axis human body posture data can be obtained.

Further, a signal indicator light and a control switch may be further disposed on the housing 111 of the main sensor unit, and both the signal indicator light and the control switch may be specifically located on the top side of the main sensor unit. As shown in fig. 1, the number of signal indicating lamps is two, and the two signal indicating lamps are used for showing the operation state of the physiological sensor. The control switch and the signal indicating lamp are located on the same side of the shell 111, and the control switch is used for controlling the physiological sensor to be turned on and off. The signal indicator light and the control switch are connected with the data processing module in the main sensing unit. In addition, this wearable wireless physiological sensor of intelligence adopts high accuracy components and parts, and its sampling frequency is up to 4096 Hz/passageway, and resolution ratio is 16bit, can support android APP or windows to stride platform software and regard as the acquisition terminal, and based on its scientific and reasonable's dress and collection mode, can ensure that the homoenergetic gathers higher-quality physiological data under any environment.

Through the embodiment, the intelligent wearable physiological sensor can monitor the SPO2 (blood oxygen content), the RESP (respiratory rate), the HR (heart rate), the EDA (skin power), the PPG (blood volume pulse), the SKT (body temperature) and 9-axis human posture data of a human body in real time, supports a patch mode and an external sensor mode, has the sampling frequency as high as 4096Hz per channel, and can realize synchronous lead of multiple sets of systems; therefore, the collected signals are of various types and the data are accurate. In addition, the product has the characteristics of intellectualization, high precision, high sensitivity, small size and the like, can meet various requirements in the environment such as a laboratory, field research and a simulation cabin, and is convenient to move and wear during monitoring. Meanwhile, the physiological sensor can increase the number of receiving ends, wireless capacity expansion sensors and the number of collected signals.

Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments and/or in combination with or instead of the features of the other embodiments in the present invention.

The above-mentioned embodiments illustrate and describe the basic principles and main features of the present invention, but the present invention is not limited to the above-mentioned embodiments, and those skilled in the art should make modifications, equivalent changes and modifications without creative efforts to the present invention within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an intelligence dress people is because of physiological sensor which characterized in that includes:

2. The intelligent wearable human physiological sensor according to claim 1, wherein the bioelectricity collecting electrodes comprise a reference electrode, a first bioelectricity collecting electrode and a second bioelectricity collecting electrode, and the first and second bioelectricity collecting electrodes are symmetrically arranged on two sides of the reference electrode.

3. The intelligent wearable human physiological sensor according to claim 1, wherein a Type-C interface is arranged on a side wall of the housing of the main sensor unit, and a groove is arranged at a position of the annular casing corresponding to the Type-C interface.

4. The intelligent wearable human physiological sensor according to claim 3, wherein the main sensor unit and the annular casing are rectangular in shape.

5. The intelligent wearable human physiological sensor according to claim 1, wherein the main sensor unit further comprises a communication module, and the communication module is connected with the data processing module and used for sending data processed by the data processing module to an upper computer.

6. The intelligent wearable human physiological sensor according to claim 5, wherein the communication module is a wireless communication Bluetooth module.

7. The intelligent wearable human physiological sensor according to claim 1, wherein the data processing module is an MCU processor.

8. The intelligent wearable human physiological sensor according to claim 1, wherein the main sensor unit further comprises a signal converter, and the signal converter is connected with the electrodermal acquisition electrode and the Type-C interface respectively.

9. The intelligent wearable human physiological sensor according to claim 1, wherein the main sensor unit further comprises a human posture acquisition module, the human posture acquisition module is located in the housing, and the human posture acquisition module is connected with the data processing module.

10. The intelligent wearable human physiological sensor according to claim 9, wherein the human posture collection module comprises a three-axis acceleration, a three-axis gyroscope and a three-axis magnetometer.