CN217852993U - Psychological test equipment integrating skin electric pulse and action signals - Google Patents
Psychological test equipment integrating skin electric pulse and action signals Download PDFInfo
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- CN217852993U CN217852993U CN202222362406.7U CN202222362406U CN217852993U CN 217852993 U CN217852993 U CN 217852993U CN 202222362406 U CN202222362406 U CN 202222362406U CN 217852993 U CN217852993 U CN 217852993U
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Abstract
The utility model discloses an integrated skin electricity pulse and action signal's psychological test equipment, psychological test equipment includes: the device comprises a shell, a first fixing piece and a second fixing piece, wherein a mounting cavity is formed in the shell, and an accommodating space for accommodating the limbs of a user is formed outside the shell; the skin electricity acquisition element and the pulse acquisition element are both arranged in the accommodating space; an action acquisition element mounted to the housing; the master control module is installed in the installation cavity, and the skin electricity acquisition element, the pulse acquisition element and the action acquisition element are all electrically connected with the master control module. The utility model discloses an integrated picowatt-hour pulse and action signal's psychological test equipment, this psychological test equipment's simple structure, the integrated level is high, is convenient for wear, and utilizes the test mode that picowatt-hour signal, pulse signal and action signal combine, can greatly promote the accuracy of testing result.
Description
Technical Field
The utility model belongs to the technical field of the test technique and specifically relates to a psychological test equipment of integrated skin electricity pulse and action signal is related to.
Background
The psychological testing (lie detection) technology is a multidisciplinary cross technology and is widely used in departments of justice, public security, safety, discipline and the like. The physiological basis of the psychological test technology is based on that the tested person has different emotional arousal degrees due to different activation degrees of sympathetic nerves under different stress states.
In the related art, a psychological test (lie detection) device is composed of a plurality of independent sensors (skin electricity, pulse, blood pressure, respiration, seat cushion action), a collection host and an upper computer. Before testing, a tester wears each sensor on the finger, arm, chest, abdomen and other positions of a tested person, a data line of each independent sensor is connected to an acquisition host, the acquisition host synchronously acquires, amplifies, reduces noise and performs AD conversion on the signals, then digital signal data are transmitted to an upper computer through a USB interface, and special analysis software in the upper computer analyzes each signal, wherein 3 indexes of electrodermal, respiratory and blood pressure signals are mainly utilized, then the analysis results of the three physiological indexes of each test subject are weighted and scored, and the final analysis result is obtained according to whether the physiological response on the related problems exceeds a set threshold value or not. So set up, lead to psychological test (lie detection) equipment's integrated level lower, inconvenient wearing, it is with high costs, and the accuracy that detects is lower, has improved space.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a psychological test equipment of integrated skin electricity pulse and action signal, the integrated level is high, convenient to use, the lower and accuracy height of cost.
According to the utility model discloses integrated skin electricity pulse and action signal's psychological test equipment, include: the device comprises a shell, a first fixing piece and a second fixing piece, wherein a mounting cavity is formed in the shell, and an accommodating space for accommodating the limbs of a user is formed outside the shell; the skin electricity collecting element and the pulse collecting element are both arranged in the accommodating space; an action acquisition element mounted to the housing; the main control module is installed in the installation cavity, and the skin electricity acquisition element, the pulse acquisition element and the action acquisition element are all electrically connected with the main control module.
According to the utility model discloses integrated skin electricity pulse and action signal's psychological test equipment, this psychological test equipment's simple structure, the integrated level is high, is convenient for wear, and utilizes the test mode that skin electricity signal, pulse signal and action signal combine, can greatly promote testing result's accuracy.
According to the utility model discloses some embodiments's integrated skin electricity pulse and action signal's psychological test equipment, the casing includes inferior valve and upper cover plate, the upper end of inferior valve is formed with open mouth, the upper cover plate install in open mouth department and with the inferior valve is injectd jointly the installation cavity, accommodation space structure be formed at the finger groove of upper cover plate.
According to the utility model discloses some embodiments's integrated galvanic skin pulse and psychological test equipment of action signal, the finger groove includes first finger groove and second finger groove, first finger groove with at least one in the second finger groove is equipped with galvanic skin collection component, and at least one the pulse collection component.
According to the utility model discloses some embodiments's integrated skin electricity pulse and action signal's psychological test equipment, the upper cover plate for the inferior valve is mobile, just the upper cover plate with it has pressure spring to support between the inferior valve.
According to the utility model discloses some embodiments's integrated skin electricity pulse and action signal's psychological test equipment still includes: the mounting panel, host system fixed mounting in the mounting panel, hold-down spring deviates from the one end of upper cover plate support in the mounting panel.
According to the utility model discloses some embodiments's integrated skin electricity pulse and action signal's psychological test equipment still includes: and two ends of the elastic band are respectively connected with two sides of the shell, and the elastic band is bound outside the upper cover plate.
According to the utility model discloses some embodiments's integrated skin electricity pulse and action signal's psychological test equipment, skin electricity collection component is through running through the first connecting wire of upper cover plate with the host system electricity is connected, the pulse collection component is through running through the second connecting wire of upper cover plate with the host system electricity is connected.
According to the utility model discloses some embodiments's integrated skin electricity pulse and action signal's psychological test equipment still includes: rechargeable battery and battery management module, rechargeable battery is located the installation intracavity and with the battery management module electricity is connected, skin electricity acquisition element, pulse acquisition element and action acquisition element all with the battery management module electricity is connected.
According to the utility model discloses some embodiments's integrated skin electricity pulse and action signal's psychological test equipment, the casing is equipped with switch and type-c data/mouth that charges, just the switch with type-c data/mouth that charges is located same one side of casing and all with the host system electricity is connected.
According to the utility model discloses some embodiments's integrated skin electricity pulse and action signal's psychological test equipment still includes: and the OLED display screen is installed on the shell and is electrically connected with the main control module.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of the connection of a psychological test device integrating galvanic pulse and movement signals according to the present embodiment;
FIG. 2 is a schematic structural diagram of a psychological test apparatus integrating galvanic pulse and movement signals according to the present embodiment;
fig. 3 is a sectional view of the psychological test apparatus integrating the electrodermal pulse and the motion signal according to the present embodiment.
Reference numerals are as follows:
the psychological test device 100 is provided with a psychological test device,
a shell 1, a lower shell 11, an upper cover plate 12, a first finger groove 13, a second finger groove 14, a mounting cavity 15, a fixing bayonet 16,
a skin electric sensor 21, a pulse sensor 22, an action acquisition element 23, a main control module 24, a rechargeable battery 25, a battery management module 26, an AD conversion/amplification module 27, a skin electric acquisition element 28, a pulse acquisition element 29,
a compression spring 31, an elastic band 32, a first connecting line 33, a second connecting line 34, a fixing bolt 35,
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The following describes the psychological test device 100 integrating the galvanic skin pulse and the motion signal according to the embodiment of the present invention with reference to fig. 1 to 3, and the psychological test device 100 has a simple structure, high integration, easy wearing, and high overall detection accuracy.
As shown in fig. 1-3, a psychological test apparatus 100 integrating galvanic skin pulse and motion signals according to an embodiment of the present invention includes: the device comprises a shell 1, a skin electricity acquisition element 28, a pulse acquisition element 29, an action acquisition element 23 and a main control module 24.
The housing 1 has a mounting cavity 15 formed therein, that is, the housing 1 is configured as a hollow structure, and various components of the psychological test apparatus 100 can be integrated into the housing 1 or a wall surface of the housing 1.
As shown in fig. 2 and 3, an accommodating space for accommodating a limb of a user is formed outside the casing 1, and the accommodating space is opened outside the casing 1 and is defined by the outer shape of the casing 1. The user limb can be a finger of the user, namely, the finger can be placed in the accommodating space.
Pedio electricity acquisition element 28 and pulse acquisition element 29 are all installed in accommodation space, pedio electricity acquisition element 28 is in accommodation space, when the user places the finger in accommodation space and tests, pedio electricity acquisition element 28 and finger contact to realize the collection of the Pedio electricity signal, and simultaneously, pulse acquisition element 29 is in accommodation space, when Pedio electricity acquisition element 28 and finger contact, pulse acquisition element 29 also can contact with the finger, in order to realize the collection of pulse signal. The galvanic acquisition element 28 may comprise a galvanic sensor 21 and the pulse acquisition element 29 comprises a high precision dual wavelength pulse sensor 22.
Further, the motion collection element 23 is installed on the housing 1, the motion collection element 23 can collect motion signals of a user, the main control module 24 is installed in the installation cavity 15, and the pico electricity collection element 28, the pulse collection element 29 and the motion collection element 23 are all electrically connected with the main control module 24 to transmit the pico electricity signals, the pulse signals and the motion signals to the main control module 24, so that the pico electricity signals, the pulse signals and the motion signals can all be used as conditions for conducting the psychological test equipment 100. The motion capture element 23 may be a six-axis motion sensor and an AD conversion/amplification module 27 may be provided between the pico-cell capture element 28 and the master control module 24.
Therefore, the skin electricity acquisition element 28, the pulse acquisition element 29 and the action acquisition element 23 are integrated in one shell 1, so that the integrated installation of all components is realized, and the integration level of the psychological test equipment 100 is improved; the interference of the connecting wire harness to the wearing process is reduced, namely, the tested person can wear the connecting wire harness by self without the assistance of other people in the wearing process; and the installation design cancels the arrangement of an independent host, and reduces the use cost.
Specifically, in the actual test procedure:
by integrating the motion acquisition element 23, the amplitude and frequency of the translational motion of the upper limb (arm and hand) in three directions of XYZ and the amplitude and frequency of the steering motion in three directions with XYZ as an axis can be analyzed simultaneously, the amplitude and frequency of the motion signal are further utilized to filter the physiological index, the time period with motion interference signals is removed, and the accuracy of the detection result is improved;
by collecting high-precision skin electric signals, calculating the difference value of wave crests and wave troughs of the skin electric waves in each test problem period to serve as a psychological anomaly index 1;
and, through integrating the pulse acquisition component 29, gather the pulse wave signal of the finger, then carry on the time domain analysis to the pulse wave, extract physiological index such as heart rate, breathing, blood pressure change, blood oxygen saturation. By acquiring high-precision pulse wave signals, performing envelope analysis and waveform form extraction, calculating the difference value of wave crests and wave troughs in each test problem period according to the envelope of the pulse waves to serve as a psychological anomaly index 2, and calculating the mean value of the ratio of the descending slope area to the ascending slope area of the pulse in each test problem period to serve as a psychological anomaly index 3 according to the pulse wave form; collecting high-precision pulse wave signals, then carrying out frequency domain analysis, extracting various heart rate variability indexes of a tested person, including RMSSD, LF/HF, PNN50 and the like, and taking the LF/HF as a psychological anomaly index 4;
therefore, the values of the psychological anomaly indexes 1-4 are respectively normalized, and when the average intensity of the skin electric signals is greater than a threshold value, the psychological anomaly indexes are adopted to carry out comprehensive result scoring; when the average strength of the skin electric signal is less than or equal to the threshold value, the indexes 2-4 are adopted to score the comprehensive result, so that the phenomenon of test failure caused by the fact that the skin electric signal is too weak is eliminated, and the accuracy of the psychological test equipment 100 is improved.
According to the utility model discloses integrated picowatt electricity pulse and action signal's psychological test equipment 100, this psychological test equipment 100's simple structure, the integrated level is high, is convenient for wear, and utilizes the test mode that picowatt electricity signal, pulse signal and action signal combine, can greatly promote the accuracy of testing result.
In some embodiments, as shown in fig. 2, the housing 1 includes a lower shell 11 and an upper cover plate 12, the lower shell 11 and the upper cover plate 12 are of a split structure, and the two can be separately formed and then connected for installation, which is beneficial to reducing the forming difficulty.
The upper end of the lower case 11 is formed with an open mouth, that is, the lower case 11 is constructed in a box-like structure with the bottom and the circumference all closed, so that the open mouth is defined at the upper end, the upper cover plate 12 is installed at the open mouth, and the upper cover plate 12 and the lower case 11 define the installation cavity 15 together, so that the motion collection element 23 and the main control module 24 can be installed in the installation cavity 15, and when the upper cover plate 12 is detached, the motion collection element 23 and the main control module 24 can be flexibly installed and replaced.
The receiving space is constructed as a finger groove formed in the upper cover plate 12, that is, the receiving space is formed in the upper side of the upper cover plate 12, so that the person to be measured can place the fingers on the upper side of the upper cover plate 12, and thus the fingers and arms are brought into close contact with the upper cover plate 12 and the electrodeionization collecting element 28 and the pulse collecting element 29 mounted to the upper cover plate 12 by gravity, thereby achieving accurate signal collection.
In some embodiments, as shown in fig. 2 and 3, the finger grooves include a first finger groove 13 and a second finger groove 14, at least one of the first finger groove 13 and the second finger groove 14 is provided with a galvanic collecting element 28, and at least one pulse collecting element 29.
Specifically, when the skin electrical signal and the pulse signal are collected, as shown in fig. 2, one skin electrical collecting element 28 is provided in each of the first finger groove 13 and the second finger groove 14, and a pulse collecting element 29 is provided in one of the first finger groove 13 and the second finger groove 14, and a pulse collecting element 29 is provided in the first finger groove 13.
In some embodiments, the upper cover plate 12 is movable relative to the lower shell 11, as shown in fig. 3, the upper cover plate 12 and the lower shell 11 are not completely fixed relative to each other, and a compression spring 31 is supported between the upper cover plate 12 and the lower shell 11, so that the upper cover plate 12 can float relative to the lower shell 11, fingers of a measured person can be quickly arranged in the accommodating space, the measured person can wear the device by himself, and the wearing efficiency is improved.
In some embodiments, the psychological test device 100 further includes: the mounting panel, main control module 24 fixed mounting in the mounting panel, the one end that pressure spring 31 deviates from upper cover plate 12 supports in the mounting panel. As shown in fig. 3, the mounting plate is a horizontal plate, that is, the mounting plate extends along a horizontal direction, a supporting surface is formed on the upper surface of the mounting plate, the main control module 24 is mounted above the mounting plate, and the lower end of the pressure spring 31 is fixedly connected with the upper surface of the mounting plate. The main control module 24 is fixedly mounted above the mounting plate through a fixing bolt, so that the main control module 24 can be flexibly detached and replaced.
Therefore, the main control module 24 is suspended in the shell 1, the stability of the spring is better, and the motion acquisition element 23 is installed above the main control module 24 and located on the installation plate, so that the detection accuracy is guaranteed.
In some embodiments, the psychological test device 100, further comprising: two ends of the elastic band 32 are respectively connected with two sides of the shell 1, and the elastic band 32 is bound outside the upper cover plate 12, so that the elastic band 32 can limit the upper part of the accommodating space. The elastic band 32 is an elastic band, and the elastic force of the elastic band 32 and the elastic force of the pressing spring 31 can act on the fingers in the accommodating space together, so that an elastic movement space can be formed, the fingers can penetrate fast, and the wearing efficiency is improved.
The housing 1 is provided with a fixing bayonet 16, and the fixing bayonet 16 is used for fixing the end of the elastic band 32.
In some embodiments, the skin electricity collecting element 28 is electrically connected to the main control module 24 through a first connecting line 33 penetrating through the upper cover plate 12, and the pulse electricity collecting element 29 is electrically connected to the main control module 24 through a second connecting line 34 penetrating through the upper cover plate 12, so that the upper cover plate 12 can bind the first connecting line 33 and the second connecting line 34, and the situation of disordered distribution of the wire harnesses does not occur.
In some embodiments, the psychological test device 100, further comprising: rechargeable battery 25 and battery management module 26, rechargeable battery 25 is located installation cavity 15 and is connected with battery management module 26 electricity, and skin electricity collection component 28, pulse acquisition component 29 and action acquisition component 23 all are connected with battery management module 26 electricity.
As shown in fig. 1, the battery management module 26 is electrically connected to the rechargeable battery 25, so that the battery management module 26 can distribute the electric energy of the rechargeable battery 25 to the skin electricity collecting element 28, the pulse wave collecting element 29 and the motion collecting element 23, and also to the main control module 24 and other electricity consuming modules.
As shown in fig. 3, the rechargeable battery 25 is mounted in the housing 1 between the mounting plate and the main control module 24.
In some embodiments, the housing 1 is provided with a switch 41 and a type-c data/charging port 43, and the switch 41 and the type-c data/charging port 43 are located on the same side of the housing 1 and are both electrically connected to the main control module 24, the type-c data can be used as the data transmission module 42 and can be integrated with bluetooth, and the switch 41 is used for controlling the state of the switch 41 of the psychological testing device 100.
In some embodiments, the psychological test device 100, further comprising: the OLED display screen 45 and the OLED display screen 45 are mounted on the shell 1 and electrically connected with the main control module 24, can be used for displaying detection contents, and are convenient for people to be detected to observe.
And, the housing 1 may also be provided with an indicator lamp 44.
1. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
2. In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.
3. In the description of the present invention, "a plurality" means two or more.
4. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.
5. In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A psychological test device integrating galvanic skin pulse and movement signals, comprising:
the device comprises a shell, a first fixing piece and a second fixing piece, wherein a mounting cavity is formed in the shell, and an accommodating space for accommodating the limbs of a user is formed outside the shell;
the skin electricity collecting element and the pulse collecting element are both arranged in the accommodating space;
an action acquisition element mounted to the housing;
the main control module is installed in the installation cavity, and the skin electricity acquisition element, the pulse acquisition element and the action acquisition element are all electrically connected with the main control module.
2. The apparatus for psychological testing of integrated electrodermal pulse and action signals according to claim 1, wherein the case comprises a lower case and an upper cover plate, an open opening is formed at an upper end of the lower case, the upper cover plate is installed at the open opening and defines the installation cavity together with the lower case, and the receiving space is configured as a finger groove formed at the upper cover plate.
3. The integrated electrodermal pulse and event signal psychological testing device according to claim 2, wherein the finger slots comprise a first finger slot and a second finger slot, at least one of the first finger slot and the second finger slot is provided with the electrodermal acquisition element, and at least one of the pulse acquisition elements.
4. The device for psychological testing of integrated electrodermal pulse and action signals of claim 2, wherein the upper cover plate is movable relative to the lower shell, and a compression spring is supported between the upper cover plate and the lower shell.
5. The device for integrating electrodermal pulse and action signals of claim 4, further comprising: the mounting panel, host system fixed mounting in the mounting panel, pressure spring deviates from the one end of upper cover plate support in the mounting panel.
6. The device for integrating electrodermal pulse and action signals of claim 2, further comprising: and two ends of the elastic band are respectively connected with two sides of the shell, and the elastic band is bound outside the upper cover plate.
7. The device for psychological testing of integrated electrodermal pulse and action signals according to claim 2, wherein the electrodermal acquisition element is electrically connected to the main control module through a first connection line passing through the upper cover plate, and the pulse acquisition element is electrically connected to the main control module through a second connection line passing through the upper cover plate.
8. The device for integrating electrodermal pulse and action signals of claim 1, further comprising: rechargeable battery and battery management module, rechargeable battery is located the installation intracavity and with battery management module electricity is connected, skin electricity acquisition element, pulse acquisition element and action acquisition element all with battery management module electricity is connected.
9. The device for psychological testing of integrated electrodermal pulse and action signals of claim 1, wherein the housing is provided with a switch and a type-c data/charging port, and the switch and the type-c data/charging port are located on the same side of the housing and are both electrically connected with the main control module.
10. The device for integrating electrodermal pulse and action signals of claim 1, further comprising: and the OLED display screen is installed on the shell and is electrically connected with the main control module.
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| CN202222362406.7U CN217852993U (en) | 2022-09-06 | 2022-09-06 | Psychological test equipment integrating skin electric pulse and action signals |
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| CN202222362406.7U CN217852993U (en) | 2022-09-06 | 2022-09-06 | Psychological test equipment integrating skin electric pulse and action signals |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116013523A (en) * | 2023-01-04 | 2023-04-25 | 北京火神永创科技有限公司 | Psychological test automatic scoring method based on pulse wave |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116013523A (en) * | 2023-01-04 | 2023-04-25 | 北京火神永创科技有限公司 | Psychological test automatic scoring method based on pulse wave |
| CN116013523B (en) * | 2023-01-04 | 2023-09-08 | 北京火神永创科技有限公司 | Psychological test automatic scoring method based on pulse wave |
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Address after: 100085 Beijing Haidian District Qinghe Anningzhuang East Road, No. 18, 23rd Floor, 2nd Floor, 2243 Patentee after: Beijing Vulcan Yongchuang Technology Co.,Ltd. Address before: Room 2168, Building C, Incubator 2, Zhongguancun Software Park, Haidian District, Beijing 100085 Patentee before: Beijing Vulcan Yongchuang Technology Co.,Ltd. |