CN204723057U - EEG signal collecting device - Google Patents
EEG signal collecting device Download PDFInfo
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- CN204723057U CN204723057U CN201520238951.2U CN201520238951U CN204723057U CN 204723057 U CN204723057 U CN 204723057U CN 201520238951 U CN201520238951 U CN 201520238951U CN 204723057 U CN204723057 U CN 204723057U
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- eeg signal
- collecting device
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Abstract
The utility model discloses a kind of EEG signal collecting device, described EEG signal collecting device comprises cap body and is installed on the EEG signal acquisition component of described cap body, described cap body comprises for being placed in the cap hat in account, described EEG signal acquisition component comprises process control device, support frame and signals collecting acquisition electrode, support frame as described above is arranged at the medial surface of described cap hat, described process control device and described acquisition electrode are installed on support frame as described above, described acquisition electrode is energized with described process control device and is connected, described acquisition electrode is in order to from user's head acquired signal, described process control device is sent to terminal unit after being used for the EEG signal process collected by described acquisition electrode.EEG signal collecting device of the present utility model is by being arranged at described EEG signal acquisition component in described cap body, and make user more comfortable when measuring EEG signal, the mensuration of EEG signal is more stable, accurate.
Description
Technical field
This utility model relates to EEG signal and gathers field, particularly a kind of EEG signal collecting device.
Background technology
EEG (ElectroEncephaloGram, electroencephalogram) is the graphic recording of brain action potential.EEG provides the important information of the brain function about patient.
Existing EEG collecting device mainly divides two large classes: the medical professional electroencephalograph of a class, and it is the diagnosis for disease, adopts 10-20 system acquisition electrode and bipolar lead structure, although degree of accuracy is high, and not only its complex structure, but also need special messenger to operate; Another kind of is portable brain electric wave collecting device, adopt 1 to 3 acquisition electrode and on average lead or unipolar lead structure, this portable EEG collecting device is generally used for the experimental research of ordinary person, as Experiment of Psychology, or carry out mutual etc. with other equipment, this portable EEG collecting device relatively simple for structure, use also more convenient, but degree of accuracy is lower, wear inconvenience, also uncomfortable, this is to the mensuration of the signal of EEG, and all can produce harmful effect with the mutual of other equipment.
Utility model content
Main purpose of the present utility model, for providing a kind of EEG signal collecting device, is intended to solve existing EEG signal collecting device and dresses inconvenient, the problem that during mensuration, precision is not high.
For achieving the above object, this utility model provides a kind of EEG signal collecting device, described EEG signal collecting device comprises cap body and is installed on the EEG signal acquisition component of described cap body, described cap body comprises for being placed in the cap hat in account, described EEG signal acquisition component comprises process control device, bracing frame and acquisition electrode, support frame as described above is arranged at the medial surface of described cap hat, described process control device and described acquisition electrode are installed on support frame as described above, described acquisition electrode is energized with described process control device and is connected, described acquisition electrode is in order to from user's head acquired signal, described process control device is sent to terminal unit after being used for the EEG signal process collected by described acquisition electrode.
Preferably, described cap body also comprises and is preced with described cap the brim of a hat be connected.
Preferably, support frame as described above is also provided with acquisition electrode installing component, described acquisition electrode and described electrode installation portion removably connect.
Preferably, described electrode installation portion has a through hole plugged for described acquisition electrode, described acquisition electrode is inserted in described through hole.
Preferably, described EEG signal acquisition component also comprises wireless communication module, and described wireless communication module is used for being connected with terminal unit and the signal that described acquisition electrode collects being sent to terminal unit.
Preferably, described wireless communication module is the one in bluetooth communication module, WIFI module, 3/4G module.
Preferably, described EEG signal acquisition component also comprises power module, and described power module is used for powering to described wireless communication module and process control device.
Preferably, described process control device is also provided with at least one port, connects described EEG signal collecting device for external equipment by this port, to power to described process control device and/or data transmission.
Preferably, the material of described cap hat is poromeric material.
Preferably, the fixing band be also provided with for described EEG signal collecting device being fixed on lower jaw labeled by described cap, and described fixing band is used for preventing described EEG signal collecting device from dropping from head and improving elasticity.
Preferably, the medial surface that described electrode installation portion is preced with at described cap according to international 10-20EEG navigation system is located.
EEG signal collecting device of the present utility model is by being arranged at described EEG signal acquisition component in described cap body, and user is dressed more convenient when measuring EEG signal, during mensuration, precision is higher.
Accompanying drawing explanation
Fig. 1 is the application scenarios figure of this utility model EEG signal collecting device one embodiment;
Fig. 2 is the top view of the EEG acquisition component of EEG signal collecting device in Fig. 1;
Fig. 3 is the structural representation at EEG signal collecting device one visual angle in this utility model Fig. 1;
Fig. 4 is the upward view of EEG signal collecting device in Fig. 3;
Fig. 5 is the structural representation of another embodiment of this utility model EEG signal collecting device.
The realization of this utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain this utility model, and be not used in restriction this utility model.
Referring to figs. 1 through Fig. 4, this utility model provides a kind of EEG signal collecting device, described EEG signal collecting device 10 comprises cap body 12 and is installed on the EEG signal acquisition component 11 of described cap body 12, described cap body 12 comprises for being placed in the cap hat 121 in account, described EEG signal acquisition component 11 comprises process control device, bracing frame 111 and acquisition electrode, support frame as described above 111 is arranged at the medial surface of described cap hat 121, described process control device and described acquisition electrode are installed on support frame as described above 111, described acquisition electrode is electrically connected with described process control device, described acquisition electrode is in order to gather EEG signal from user's head, described process control device is sent to terminal unit (as display terminal after being used for the EEG signal process collected by described acquisition electrode, game terminal).
Cerebral nerve can produce faint electric field fluctuation time movable, when ten hundreds of neural activities simultaneously, electric field will produce metrical fluctuation.From scalp, just can measure this fluctuation, namely this fluctuation is called brain wave.The different mental status can cause multi-form neural activity, thus sends different brain waves.EEG signal can be divided into by its frequency: δ ripple (1-3HZ), θ ripple (4-7HZ), α ripple (8-13HZ), β ripple (14-25HZ), γ ripple (more than 25HZ).EEG signals contains and comprises thinking, emotion, spirit and the movable rich content such as psychological, can be distinguished from its signal of telecommunication pattern and frequency.Such as: (1), when we sleep time, brain electricity demonstrates δ ripple and preponderates; (2) when we are under daily waking state, the scale dimension shared by alpha wave is held in general level; (3) when we expect surroundings can as we be willing to and occur, at this moment β brain wave occurs; (4) when we cherish anxiety, anxiety, excitement or absent minded time, γ ripple just there will be.
In the present embodiment, support frame as described above 111 can be arranged at the medial surface of described cap hat in the form of a ring, and support frame as described above also can be arranged at the medial surface of described cap hat in bar shaped; Certainly, in order to ensure the stability of this supports support, to make user more comfortable, preferred implementation is the retainer ring that support frame as described above 111 comprises 1 to 5 diameter and becomes large gradually, and by the connection strap that described retainer ring connects successively, described retainer ring has identical center.The layout of electrode installation portion 112 adopts international 10-20 system to locate usually, 10-10 or 10-5 system can certainly be adopted to locate, and preferably 10-20 system is located herein; In addition, the quantity of acquisition electrode also can be determined according to user's request.When this EEG signal collecting device measures the EEG signal of user, described acquisition electrode contacts with the scalp of user, the EEG signal collected is sent in described process and controls module by this acquisition electrode, is sent to terminal unit 20 after controlling resume module in described process.Cap body 11 be set using family when measuring EEG signal by this EEG signal collecting device 10, user dresses more convenient, user's head stressed evenly, feel more comfortable, the mensuration of EEG signal is more stable, and accuracy is higher.
EEG signal collecting device 10 of the present utility model is by being arranged at described EEG signal acquisition component 11 in described cap body 12, and user is dressed more convenient, more comfortable when measuring EEG signal, the mensuration of EEG signal is more stable, accurate.
Further, with reference to Fig. 3, described cap body 12 also comprises is preced with 121 thes brim of a hat be connected 122 with described cap.
Concrete, in the present embodiment, after arranging the described the brim of a hat 122, on the one hand, wearing of described EEG signal collecting device 10 is more convenient; On the other hand, in some scenarios, the described the brim of a hat 122 also has the effect of shading; In addition, the EEG signal collecting device 10 with the described the brim of a hat 122 is more attractive in appearance.
Further, support frame as described above is also provided with motor mounting part 112, described acquisition electrode and described electrode installation portion 112 removably connect.
Concrete, user does not need the EEG signal of comprehensive collection brain sometimes, only may need the EEG signal of collecting part position, as the position such as forehead, ear-lobe.Described acquisition electrode and removably connecting of described electrode installation portion 112 can make user have more more options mode (mensuration mode).
Further, described electrode installation portion 112 has a through hole plugged for described acquisition electrode, described acquisition electrode is inserted in described through hole.
In a upper embodiment, described acquisition electrode and described electrode installation portion 112 be removably connected with a variety of embodiment, as being threaded, buckle connection etc.In the present embodiment, described acquisition electrode is plugged in the through hole of described electrode installation portion 112, by the frictional force of through-hole wall, described acquisition electrode is fixed, so just further simplify matching relationship therebetween, very convenient in actual mechanical process.
Further, described EEG signal acquisition component 11 also comprises wireless communication module, and described wireless communication module is used for being connected with terminal unit and the signal that described acquisition electrode collects being sent to terminal unit 20.
The EEG signal that described acquisition electrode collects needs to be sent to terminal unit 20 after described central processing module, as being sent to hands machine, the intelligent terminal such as Pad, sending EEG signal to terminal unit 20 can be wireless transmission, also can be wire transmission, in the present embodiment, transmitted by wireless communication module during described EEG signal, as bluetooth communication module, infrared communication module, WIFI module, 3/4G module, ZigBee module, but consider that described EEG signal amount is larger, and the convenience of transmission, the preferred bluetooth communication module of described wireless communication module.
Further, described EEG signal acquisition component 11 also comprises power module, and described power module is used for powering to described wireless communication module and process control device.
Concrete, in the present embodiment, the self-powered module of described EEG signal acquisition component 11, do not need outside to provide power supply for it separately, like this, described EEG signal collecting device 10 independence is stronger.This power module can be detachable battery, during dead battery capability, can charge the battery or change another battery; This power module can also be the rechargeable battery being fixedly installed in this EEG signal collecting device.
Further, control in described process in module and be also provided with at least one port, connect described EEG signal collecting device 10 for external equipment by this end, with to control in described process module for power supply and/or data transmission.
Control in this process in module and also offer at least one port, on the one hand, when this EEG signal acquisition component 11 itself does not have wireless transport module and power module, control module in described process to be connected with terminal unit by described port (as USB interface), by terminal unit 20 be its power supply, so that EEG signal is sent to terminal unit 20.
On the other hand, when this EEG signal acquisition component 11 itself has wireless transport module and power module, described port can as subsequent use, in case described EEG signal acquisition component dead battery capability, wireless transmissions module are out of order etc. problem generation and the situation that causes EEG signal can not be sent to terminal unit 20 occurs.
Further, the material of described cap hat 121 is poromeric material.
Because this EEG collecting device 10 operationally has a small amount of heating, simultaneously in order to improve comfort and the result of ventilating heat dissipation of head-mount, therefore, in the present embodiment, the material of described cap hat 121 is the material of good permeability, as cotton, canvas, burlap, nanometer, CoolMax fibrous material etc.
Further, with reference to Fig. 5, described cap hat 121 is also provided with the fixing band 123 for described EEG signal collecting device being fixed on lower jaw, described fixing band 123 drops from head for preventing described EEG signal collecting device 10.
Head size due to user is discrepant, and when cap body 12 is larger relative to the head of user, described EEG signal collecting device 10 is worn not tight.EEG signal collecting device 10 is worn and two kinds of situations tightly can not be caused to occur, and the first, acquisition electrode and head contact are not tight, and the EEG signal error of collection is larger; The second, EEG signal collecting device 10 easily drops, thus EEG signal collecting device 10 may be caused damaged.In the present embodiment, the setting of described fixing band 123 effectively can prevent the generation of above-mentioned two situations.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize this utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. an EEG signal collecting device, it is characterized in that, described EEG signal collecting device comprises cap body and is installed on the EEG signal acquisition component of described cap body, described cap body comprises for being placed in the cap hat in account, described EEG signal acquisition component comprises process control device, bracing frame and acquisition electrode, support frame as described above is arranged at the medial surface of described cap hat, described process control device and described acquisition electrode are installed on support frame as described above, described acquisition electrode is energized with described process control device and is connected, described acquisition electrode is in order to from user's head acquired signal, described process control device is sent to terminal unit after being used for the EEG signal process collected by described acquisition electrode.
2. EEG signal collecting device as claimed in claim 1, it is characterized in that, described cap body also comprises is preced with described cap the brim of a hat be connected.
3. EEG signal collecting device as claimed in claim 1, it is characterized in that, support frame as described above is also provided with electrode installation portion, described acquisition electrode and described electrode installation portion removably connect.
4. EEG signal collecting device as claimed in claim 3, is characterized in that, described electrode installation portion has a through hole plugged for described acquisition electrode, described acquisition electrode is inserted in described through hole.
5. EEG signal collecting device as claimed in claim 1, it is characterized in that, described EEG signal acquisition component also comprises wireless communication module, and described wireless communication module is used for being connected with terminal unit and the signal that described acquisition electrode collects being sent to described terminal unit.
6. EEG signal collecting device as claimed in claim 5, it is characterized in that, described wireless communication module is the one in bluetooth communication module, WIFI module, 3/4G module.
7. EEG signal collecting device as claimed in claim 5, it is characterized in that, described EEG signal acquisition component also comprises power module, and described power module is used for powering to described wireless communication module and process control device.
8. the EEG signal collecting device as described in any one of claim 1 to 7, it is characterized in that, described process control device is also provided with at least one port, connects described EEG signal collecting device for external equipment by this port, to power to described process control device and/or data transmission.
9. EEG signal collecting device as claimed in claim 1, it is characterized in that, the fixing band be also provided with for described EEG signal collecting device being fixed on lower jaw labeled by described cap, and described fixing band is used for preventing described EEG signal collecting device from dropping from head and improving elasticity.
10. EEG signal collecting device as claimed in claim 3, is characterized in that, the medial surface location that described electrode installation portion is preced with at described cap according to international 10-20EEG navigation system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520238951.2U CN204723057U (en) | 2015-04-20 | 2015-04-20 | EEG signal collecting device |
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| CN201520238951.2U CN204723057U (en) | 2015-04-20 | 2015-04-20 | EEG signal collecting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106037726A (en) * | 2016-07-18 | 2016-10-26 | 东莞龙昌智能技术研究院 | Multifunctional fatigue monitor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106037726A (en) * | 2016-07-18 | 2016-10-26 | 东莞龙昌智能技术研究院 | Multifunctional fatigue monitor |
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| CF01 | Termination of patent right due to non-payment of annual fee |