CN112244879A - Electroencephalogram detection device for behavioral awareness analysis - Google Patents
Electroencephalogram detection device for behavioral awareness analysis Download PDFInfo
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- CN112244879A CN112244879A CN202011048973.4A CN202011048973A CN112244879A CN 112244879 A CN112244879 A CN 112244879A CN 202011048973 A CN202011048973 A CN 202011048973A CN 112244879 A CN112244879 A CN 112244879A
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- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 230000003542 behavioural effect Effects 0.000 title claims abstract description 12
- 210000004556 brain Anatomy 0.000 claims abstract description 20
- 230000005611 electricity Effects 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 16
- 230000017525 heat dissipation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 240000007651 Rubus glaucus Species 0.000 description 1
- 235000011034 Rubus glaucus Nutrition 0.000 description 1
- 235000009122 Rubus idaeus Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003710 cerebral cortex Anatomy 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 210000003792 cranial nerve Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000537 electroencephalography Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/70—Means for positioning the patient in relation to the detecting, measuring or recording means
- A61B5/702—Posture restraints
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7225—Details of analog processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation
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Abstract
The invention discloses an electroencephalogram detection device for behavioral awareness analysis, which comprises a base, wherein the rear end of the base is connected with a slide rail seat, a slide plate driven by a screw rod at the output end of a servo motor is arranged on the slide rail seat, and the front end of a backrest of a seat is provided with a detection ring; a screen is arranged in the frame, and a piston rod at the output end of the air cylinder is connected to a connecting plate at the front end of the top of the frame; detect the inboard brain electricity collection module that imbeds a plurality of groups equidistance setting of ring, the output of brain electricity collection module is connected in the input of data filter module, the output of data filter module is connected in the input that draws the module, it connects in central processing unit through wireless communication module to draw the module, central processing unit's output is connected in the input of behavior consciousness analysis module. The invention adopts the external brain wave collection mode, thereby avoiding the harm to the user and collecting the brain wave signals with better quality; the adjustment is convenient, and the operation efficiency is high.
Description
Technical Field
The invention relates to the technical field of detection devices, in particular to an electroencephalogram detection device for behavior consciousness analysis.
Background
Human tissue cells always produce very weak bioelectrical activity spontaneously and continuously. Electroencephalography is the overall effect of electrical activity of a large number of cranial nerve cells in a highly coherent state on the cerebral cortex.
At present, human beings can extract, analyze and utilize brain waves, the brain waves are collected in a wearable mode, wearing equipment is extremely easy to wear, long-time use of equipment and devices is not facilitated, maintenance cost is increased, and the use of different users cannot be met. Therefore, an electroencephalogram detection device for behavioral awareness analysis is proposed.
Disclosure of Invention
The invention aims to provide an electroencephalogram detection device for behavior awareness analysis, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an electroencephalogram detection device for behavioral awareness analysis comprises a base, wherein the rear end of the base is connected with a slide rail seat, a slide plate driven by a screw rod at the output end of a servo motor is arranged on the slide rail seat, pedal plates are arranged on two sides of the front end of the slide plate, a support seat is fixed at the upper end of the slide plate through screws, a seat is arranged at the upper end of the support seat, and a detection ring is arranged at the front end of a backrest of the seat;
the upper end of the base is provided with a cross beam frame, a frame is connected inside the cross beam frame in a sliding manner, a screen is arranged in the frame, the front end of the top of the cross beam frame is provided with an air cylinder through a horizontal plate, and a piston rod at the output end of the air cylinder is connected with a connecting plate at the front end of the top of the frame;
detect the inboard brain electricity collection module that imbeds a plurality of groups equidistance setting of ring, the output of brain electricity collection module is connected in the input of data filter module, the output of data filter module is connected in the input that draws the module, it connects in central processing unit through wireless communication module to draw the module, central processing unit's output is connected in the input of behavior consciousness analysis module.
Preferably, the servo motor is fixed at the rear end of the slide rail seat, a sliding connection bulge is arranged in the middle of the lower end of the slide plate, the sliding connection bulge is in sliding connection with a linear open slot in the middle of the upper end of the slide rail seat, and a screw rod at the output end of the servo motor extends into the slide rail seat and penetrates through the sliding connection bulge.
Preferably, the outside of servo motor is equipped with the protecting crust, the both ends of protecting crust are fixed in the rear end of slide rail seat through the bolt, the bottom of protecting crust is equipped with the louvre.
Preferably, the left side and the right side of the sliding rail seat are provided with rail grooves, and the supporting wheels connected with the left side and the right side of the sliding plate are connected with the rail grooves in a sliding mode.
Preferably, the inner side of the cross beam frame is provided with a vertical sliding chute, the middle parts of the two sides of the frame are provided with pulleys, and the pulleys are connected in the vertical sliding chute in a sliding mode.
Preferably, the rear end of the left side of the cross beam frame is provided with a positioning seat, the right side of the cross beam frame is hinged with a protective cover through a hinge, and the tail end of the protective cover is inserted into the positioning groove in the positioning seat after the protective cover is closed.
Compared with the prior art, the invention has the beneficial effects that: the invention adopts the collection mode of external brain waves, thereby avoiding the harm to users; a screw rod at the output end of the servo motor rotates, so that the screw rod drives the sliding plate to move forwards through the sliding connection protrusion until the distance from a user on the seat to the screen is at a proper distance; then the cylinder adjusts the frame to descend and ascend through the extension or retraction of the piston rod at the output end of the cylinder until the screen in the frame is at a proper height with a user, so that the adjustment is convenient, the complex steps of wearable equipment are avoided, the wearable equipment can adapt to experiences at different heights, the detection errors caused by the different heights of the experiences are avoided, and the operation efficiency is high; the user puts the forehead into the detection ring so as to collect brain wave signals with better quality.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic perspective view of the shield of the present invention after it is closed;
FIG. 4 is a schematic view of the connection structure of the rail seat, the base, the slide plate and the cross-beam frame according to the present invention;
fig. 5 is a schematic diagram of the connection of the modules of the present invention.
In the figure: the device comprises a slide rail seat 1, a support wheel 2, a track groove 3, a servo motor 4, a linear open slot 5, a sliding connection bulge 6, a sliding plate 7, a pedal plate 8, a base 9, a protective cover 10, a positioning seat 11, a positioning groove 12, a vertical sliding groove 13, a cross beam 14, a cylinder 15, a horizontal plate 16, a protective shell 17, a bolt 18, a bracket seat 19, a screw 20, a seat 21, a detection ring 22, a pulley 23, a screen 24, a frame 25, a connecting plate 26, an electroencephalogram acquisition module 27, a data filtering module 28, an extraction module 29, a wireless communication module 30, a central processing unit 31 and a behavior consciousness analysis module 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an electroencephalogram detection device for behavioral awareness analysis comprises a base 9, wherein the rear end of the base 9 is connected with a slide rail seat 1, a slide plate 7 driven by a screw rod at the output end of a servo motor 4 is arranged on the slide rail seat 1, two sides of the front end of the slide plate 7 are provided with pedal plates 8, the upper end of the slide plate 7 is fixed with a support seat 19 through a screw 20, the upper end of the support seat 19 is provided with a seat 21, and the front end of the backrest of the seat 21 is provided with a detection ring 22;
a cross beam frame 14 is arranged at the upper end of the base 9, a frame 25 is connected inside the cross beam frame 14 in a sliding manner, a screen 24 is arranged in the frame 25, an air cylinder 15 is arranged at the front end of the top of the cross beam frame 14 through a horizontal plate 16, and a piston rod at the output end of the air cylinder 15 is connected with a connecting plate 26 at the front end of the top of the frame 25;
detect the inboard brain electricity collection module 27 that imbeds a plurality of groups equidistance setting of ring 22, the output of brain electricity collection module 27 is connected in the input of data filter module 28, the output of data filter module 28 is connected in the input that draws module 29, it connects in central processing unit 31 through wireless communication module 30 to draw module 29, central processing unit 31's output is connected in the input of behavior consciousness analysis module 32.
Specifically, servo motor 4 is fixed in the rear end of slide rail seat 1, the lower extreme middle part of slide 7 is equipped with the slip and connects arch 6, the slip connects arch 6 and slips in the straight line open slot 5 in the middle part of slide rail seat 1 upper end, the lead screw of servo motor 4 output stretches into in the slide rail seat 1 to run through the slip and connect arch 6.
Specifically, the outside of servo motor 4 is equipped with protecting crust 17, the both ends of protecting crust 17 are fixed in the rear end of slide rail seat 1 through bolt 18, the bottom of protecting crust 17 is equipped with the louvre.
Specifically, the left side and the right side of the slide rail seat 1 are provided with rail grooves 3, and the support wheels 2 connected with the left side and the right side of the slide plate 7 are connected with the rail grooves 3 in a sliding manner.
Specifically, the inner side of the cross beam frame 14 is provided with a vertical sliding groove 13, the middle parts of two sides of the frame 25 are provided with pulleys 23, and the pulleys 23 are slidably connected in the vertical sliding groove 13.
Specifically, a positioning seat 11 is arranged at the rear end of the left side of the cross beam frame 14, a protective cover 10 is hinged to the right side of the cross beam frame 14 through a hinge, and the tail end of the protective cover 10 is inserted into a positioning groove 12 in the positioning seat 11 after the protective cover 10 is closed.
Specifically, when the device is used, a user sits on the seat 21, steps on the pedal 8 with feet, places a head bag in the detection ring 22, plays video contents on the screen 24 for the user to watch, and then drives the sliding plate 7 to move forwards through the sliding connection protrusion 6 by the rotation of the screw rod at the output end of the servo motor 4 until the distance between the user on the seat 21 and the screen 24 is at a proper distance;
the cylinder 15 then adjusts the frame 25 to be lowered and raised by extending or retracting the piston rod at its output end until the screen 24 inside the frame 25 is at the proper height to the user;
finally, the protective cover 10 is closed, and the tail end of the protective cover 10 is inserted into the positioning groove 12 on the positioning seat 11 after being closed;
the control integrated machine comprises a data receiving module, a filter circuit module, a microprocessor, a touch display screen and a WIFI module; the brain wave detection device 2 sends the collected brain wave data and the collected height data of the seated experiencer 9 to the Bluetooth receiving module through the distance measuring device 3; the data receiving module is connected with the filter circuit module, transmits the received data to the microprocessor for analysis and processing after the received data are subjected to filter processing, displays the brain wave data through the touch display screen, and sends the analyzed brain wave control instruction to corresponding external equipment through the WIFI module to realize equipment control of the brain wave of the experiencer; and the detection height of the brain wave detection device 2 is adjusted by controlling the servo motor.
The electroencephalogram acquisition module 27 is used for acquiring electroencephalogram signals, the signals are transmitted to the data filtering module 28, the data filtering module 28 adopts a 50Hz low-pass filter, high-frequency interference is mainly filtered, the processed analog signals are extracted through the extraction module 29, the extracted analog signals are transmitted to the central processing unit 31 through the wireless communication module 30, the central processing unit 31 adopts a raspberry dispatching microprocessor, an internal program runs after the analog quantity detection module of the microprocessor detects the signals, the signals are subjected to amplitude limiting and algorithm processing, then the behavior consciousness of a user is analyzed through the behavior consciousness analysis module 32, and corresponding external equipment is controlled according to the analyzed result.
The microprocessor is burned into different types of databases in advance, the processed electroencephalogram signals can be compared with database data in the microprocessor, and if the data types correspond to each other, the corresponding control signals are identified. Such as: if the voltage range of the signal with the frequency of 28HZ is kept to fluctuate between 1.2V and 2.4V, the signal is identified as a forward signal, and the identified control signal is sent through the WIFI module.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An electroencephalogram detection device for behavioral awareness analysis, comprising a base (9), characterized in that: the rear end of the base (9) is connected with a slide rail seat (1), a slide plate (7) driven by a screw rod at the output end of a servo motor (4) is arranged on the slide rail seat (1), two sides of the front end of the slide plate (7) are provided with pedal plates (8), the upper end of the slide plate (7) is fixed with a support seat (19) through screws (20), the upper end of the support seat (19) is provided with a seat (21), and the front end of the backrest of the seat (21) is provided with a detection ring (22);
a cross beam frame (14) is arranged at the upper end of the base (9), a frame (25) is connected inside the cross beam frame (14) in a sliding mode, a screen (24) is arranged in the frame (25), an air cylinder (15) is installed at the front end of the top of the cross beam frame (14) through a horizontal plate (16), and a piston rod at the output end of the air cylinder (15) is connected with a connecting plate (26) at the front end of the top of the frame (25);
detect brain electricity collection module (27) that ring (22) inboard embedding a plurality of groups equidistance set up, the output of brain electricity collection module (27) is connected in the input of data filter module (28), the output of data filter module (28) is connected in the input of drawing module (29), it connects in central processing unit (31) through wireless communication module (30) to draw module (29), the input in action consciousness analysis module (32) is connected to the output of central processing unit (31).
2. The electroencephalograph detection device for behavioral awareness analysis according to claim 1, wherein: servo motor (4) are fixed in the rear end of slide rail seat (1), the lower extreme middle part of slide (7) is equipped with the slip and connects arch (6), slip connects arch (6) and slips in straight line open slot (5) at slide rail seat (1) upper end middle part, the lead screw of servo motor (4) output stretches into in slide rail seat (1) to run through slip and connect arch (6).
3. The electroencephalograph detection device for behavioral awareness analysis according to claim 1, wherein: the outer side of the servo motor (4) is provided with a protective shell (17), the two ends of the protective shell (17) are fixed at the rear end of the slide rail seat (1) through bolts (18), and heat dissipation holes are formed in the bottom of the protective shell (17).
4. The electroencephalograph detection device for behavioral awareness analysis according to claim 1, wherein: the track seat is characterized in that track grooves (3) are formed in the left side and the right side of the slide rail seat (1), and supporting wheels (2) connected with the left side and the right side of the slide plate (7) are connected with the track grooves (3) in a sliding mode.
5. The electroencephalograph detection device for behavioral awareness analysis according to claim 1, wherein: the inner side of the transverse beam frame (14) is provided with a vertical sliding groove (13), the middle parts of two sides of the frame (25) are provided with pulleys (23), and the pulleys (23) are connected in the vertical sliding groove (13) in a sliding mode.
6. The electroencephalograph detection device for behavioral awareness analysis according to claim 1, wherein: the rear end of the left side of the cross beam frame (14) is provided with a positioning seat (11), the right side of the cross beam frame (14) is hinged with a protective cover (10) through a hinge, and the tail end of the protective cover (10) is inserted into the positioning groove (12) on the positioning seat (11) after the protective cover (10) is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011048973.4A CN112244879A (en) | 2020-09-29 | 2020-09-29 | Electroencephalogram detection device for behavioral awareness analysis |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011048973.4A CN112244879A (en) | 2020-09-29 | 2020-09-29 | Electroencephalogram detection device for behavioral awareness analysis |
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| CN112244879A true CN112244879A (en) | 2021-01-22 |
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| CN202011048973.4A Pending CN112244879A (en) | 2020-09-29 | 2020-09-29 | Electroencephalogram detection device for behavioral awareness analysis |
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Application publication date: 20210122 |