CN116269434A

CN116269434A - Electroencephalogram electromyographic signal acquisition device

Info

Publication number: CN116269434A
Application number: CN202310170960.1A
Authority: CN
Inventors: 华敏
Original assignee: Jiangsu Leyi Smart Technology Co ltd
Current assignee: Jiangsu Leyi Smart Technology Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-06-23
Anticipated expiration: 2043-02-27
Also published as: CN116269434B

Abstract

The invention belongs to the technical field of biological information, in particular to an electroencephalogram electromyographic signal acquisition device, which aims at solving the problems that in the prior art, a plurality of pasting electrodes are stuck, the electrodes are blocked by hair and cannot be tightly attached to scalp, and the user's whole body muscle is tensed to influence the electromyographic signal acquisition, and the invention provides the following scheme that: the head signal collecting cover is connected to the top of the bottom plate in a sliding mode, two arm electromyographic signal collecting boxes are fixedly connected to the top of the bottom plate, a plurality of groups of electromyographic signal collecting structures are arranged in the head signal collecting cover and used for collecting a plurality of groups of electromyographic signals to obtain accurate signal data.

Description

Electroencephalogram electromyographic signal acquisition device

Technical Field

The invention relates to the technical field of biological information, in particular to an electroencephalogram myoelectric signal acquisition device.

Background

Surface Electromyography (SEMG) is an electrical signal accompanying muscle contraction, and is an important method for noninvasively detecting muscle activity on a body surface. The surface electromyographic signals are formed by overlapping action potential sequences generated by the recruited exercise units during muscle excitation on the surface of the skin, and are non-stable weak signals. The brain electrical signal is a bioelectric signal which is finally obtained by conducting the spontaneous bioelectric activity signal of the brain through the arrangement of electrodes and amplifying the signal by brain electrical acquisition equipment. By extracting and researching the surface electromyographic signals and the brain electrical signals, the human body exercise actions can be effectively identified, muscle diseases can be diagnosed, rehabilitation medical treatment can be guided, and the method can be widely applied to the fields of disease diagnosis, rehabilitation medical science, exercise sports, and the like.

However, the following disadvantages still exist in the process of collecting the electroencephalogram myoelectricity information in the prior art:

1. in the prior art, when the electroencephalogram myoelectricity information is acquired, a plurality of electrode plates are required to be sequentially adhered to the surfaces of the skin of the head and other parts of a user, and more electrode plates are required to be adhered for acquiring more accurate information, so that the process of adhering the electrode plates is complicated;

2. when the brain electrical signals are collected, the electrodes cannot be tightly attached to the scalp due to the obstruction of head hair, so that the brain electrical signals are not accurately collected;

3. when the myoelectric signal is collected, the whole muscle of the user is in a tense state, so that the electrode slice cannot accurately collect the myoelectric signal in the state.

Aiming at the problems, the invention provides an electroencephalogram electromyographic signal acquisition device.

Disclosure of Invention

The invention provides an electroencephalogram electromyographic signal acquisition device, which solves the defects that in the prior art, more electrodes are stuck, the electrodes are blocked by hair and cannot be tightly attached to scalp, and the muscle tension of the whole body of a user influences the electromyographic signal acquisition.

The invention provides the following technical scheme:

an electroencephalogram electromyographic signal acquisition device, comprising: the top of the bottom plate is connected with a head signal collecting cover in a sliding manner, and the top of the bottom plate is fixedly connected with two arm electromyographic signal collecting boxes;

the head signal collecting cover is arranged in the head signal collecting cover and used for collecting a plurality of groups of electroencephalogram signals to obtain accurate signal data;

the electric signal acquisition structure is arranged in the arm myoelectric signal collection box and is used for collecting myoelectric signals under the state of arm muscle relaxation.

In a possible design, brain signal acquisition structure is including setting up the sliding tray in the head signal collection cover, one side inner wall of sliding tray is equipped with the round groove, it has the round bar to run through in the sliding tray, the one end fixedly connected with massage head of round bar, the one end fixedly connected with first electrode slice of round bar is kept away from to the massage head, the outer wall rotation cover of round bar is equipped with the ring that is located the sliding tray, the outer wall cover of round bar is equipped with the extension spring with ring fixed connection, and the one end that the extension spring kept away from the ring and one side inner wall fixed connection of sliding tray, the fixed connection has the nut piece in the round groove, the outer wall of round bar is equipped with the external screw thread, and round bar and nut piece threaded connection, when user's head extends to the head signal collection cover in, user's head promotes the round bar right side and removes, round bar and nut piece cooperation drive round bar rotation, and then the rotation of first electrode slice can be opened the hair of one end all around, and then can avoid receiving the hindrance when first electrode slice and touch the head signal, can obtain accurate brain signal and multiple groups of scalp data when touching the head signal collection cover, can make the head and multiple groups of scalp data.

In a possible design, the circular groove is kept away from one side inner wall fixedly connected with reservoir of sliding tray, reservoir internal fixation has the siphunculus throughout, all be equipped with first play liquid hole in circular bar, massage head and the first electrode slice, and the one end slip of siphunculus extends to first play liquid downthehole, when the circular bar moves and the rotation to the right side, the one end extrusion reservoir of circular bar, couplant in the reservoir pours into in the first liquid hole through the siphunculus, and couplant is smeared in first electrode slice and scalp laminating department to can increase the laminating degree of first electrode slice and scalp and guarantee that first electrode slice can be accurate collect the electroencephalogram signal.

In a possible design, the electric signal acquisition structure is including the slip runs through a plurality of slide bars of arm electromyographic signal collection box, the fixed cover of outer wall of slide bar is equipped with solid fixed ring, the outer wall cover of slide bar is equipped with the spring with gu fixed ring fixed connection, and the one end that gu fixed ring was kept away from to the spring and one side inner wall fixed connection of arm electromyographic signal collection box, the one end fixedly connected with second electrode slice of slide bar, be equipped with the through-hole in the slide bar, one side inner wall fixedly connected with trapezium piece that the second electrode slice was kept away from to the through-hole, one side sliding connection of arm electromyographic signal collection box runs through the slide plate of through-hole, one side fixedly connected with of slide plate a plurality of wedge blocks that match, when slide plate and wedge block reciprocating sliding, wedge block cooperation can promote the slide bar to the inboard slide under the elasticity effect of spring, and slide bar and then slide bar and second electrode slice can make user's arm's muscle relax, be convenient for later stage collect the electromyographic signal data under user muscle relaxation state.

In a possible design, one side inner wall fixedly connected with connecting rod of box is collected to arm electromyographic signal, the one end fixedly connected with elastic bag of connecting rod, one side of elastic bag is equipped with the hose, all is equipped with the second in slide bar and the second electrode piece and goes out the liquid hole, and the one end of hose runs through the second and goes out the liquid hole, the outer wall of hose is equipped with the round hole that is linked together with the second and goes out the liquid hole, one side inner wall fixedly connected with protection casing of box is collected to arm electromyographic signal, and in the one end of a plurality of slide bars all extends to the protection casing, after the massage, user's palm extrudees the elastic bag, and couplant in the elastic bag gets into in the second goes out the liquid hole through the hose, and then can make the couplant paint in user's arm inboard, makes closely laminating between second electrode piece and the skin to can obtain multiunit electromyographic signal.

In a possible design, the top of bottom plate is equipped with two recesses, the bottom inner wall fixedly connected with first rack of recess, the bottom of head signal collection cover is equipped with two circular arc grooves, circular arc inslot swivelling joint has the first gear with first rack looks meshing, one side inner wall that the circular arc groove kept away from each other all is equipped with the chute, two sliding connection has the metal pole between the chute, two equal fixedly connected with electro-magnet at the top inner wall of chute, when head signal collection cover moves to user's head direction, and first gear anticlockwise rotates under the cooperation of first rack, and the rotation of first gear promotes the metal pole and moves up along the orbit of chute, and otherwise when head signal collection cover automatic re-setting, the metal pole can play the braking effect to first gear, avoids head signal collection cover to appear not hard up phenomenon, when getting down head signal collection cover from user's head, starts the electro-magnet, and the electro-magnet produces the magnetic attraction to the metal pole, releases the braking of metal pole to first gear, and then can make head signal collection cover and head piece be used for closely laminating when needing.

In a possible design, one side of arm electromyographic signal collection box rotates and is connected with the pivot, the one end fixedly connected with carousel of pivot, one side that the carousel deviates from the centre of a circle rotates and is connected with the round pin axle, the fixed cover of outer wall of round pin axle is equipped with the connecting rod, and the one end of connecting rod is rotated with the sliding plate through the round pin axle and is connected, fixedly connected with driving motor in the arm electromyographic signal collection box, and driving motor's output shaft and the one end fixed connection of pivot, start driving motor, driving motor drives the carousel and rotates, and the cooperation of carousel and connecting rod can drive sliding plate and wedge reciprocal slip, and then makes slide bar and second electrode piece strike user's arm, massages user's arm, makes arm muscle relax, makes things convenient for the later stage to collect accurate electromyographic signal data.

In one possible design, the cushion has been placed at the top of bottom plate, top one side fixedly connected with data processing module of bottom plate, the top fixedly connected with of cushion is a plurality of first massage balls, and data processing module and first electrode slice, second electrode slice electricity are connected, can collect and analyze the signal that first electrode slice, second electrode slice gathered through data processing module.

In one possible design, another possibility, the head signal collection cover is close to two push plates of one side fixedly connected with of arm electromyographic signal collection box, one side fixedly connected with second rack of push plate is equipped with the rotation groove in the arm electromyographic signal collection box, and the one end of pivot extends to in the rotation groove and rotates with one side inner wall of rotation groove and be connected, the fixed cover of outer wall of pivot is equipped with the second gear that is located the rotation groove, and the one end slip of second rack extends to in the arm electromyographic signal collection box and meshes with the second gear, and the head signal collection cover passes through the push plate and promotes the second rack to remove when the head signal collection cover moves, and second rack and second gear cooperation drive carousel rotate, and then can drive sliding plate reciprocating motion when the head signal collection cover is to user's head cage cover and massage arm muscle.

In one possible design, the top fixedly connected with a plurality of third electrode slices of push pedal, the top fixedly connected with a plurality of second massage balls of push pedal, head signal collection cover promotes third electrode slices and second massage ball to one side through the push pedal when head signal collection cover removes, just can make the third electrode slices paste in user's back shoulder blade position, and the push pedal can massage user's shoulder blade position when removing the second massage ball, makes user's whole muscle relax, makes things convenient for the third electrode slices in later stage to carry out the collection of electromyographic signals.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.

According to the invention, the outer wall of the round bar is rotationally sleeved with the circular ring, the outer wall of the round bar is sleeved with the tension spring, the nut block is fixedly connected in the circular groove, the outer wall of the round bar is provided with the external thread, the round bar is in threaded connection with the nut block, the head of a user pushes the round bar to move rightwards, the round bar is matched with the nut block to drive the round bar to rotate, the hair at one end can be unscrewed around by the rotation of the first electrode plate, the first electrode plate can be prevented from being blocked by the hair when touching the scalp, accurate electroencephalogram signals can be obtained, and a plurality of first electrode plates can be simultaneously touched with the scalp of the user when the head signal collecting cover moves, so that a plurality of groups of electroencephalogram signal data can be obtained;

according to the invention, the inner wall of one side of the round groove far away from the sliding groove is fixedly connected with the liquid storage bag, the liquid storage bag is internally and fixedly penetrated with the through pipe, the round bar, the massage head and the first electrode slice are internally provided with the first liquid outlet holes, one end of the through pipe is slidingly extended into the first liquid outlet holes, when the round bar moves rightwards and rotates, the round bar extrudes the liquid storage bag, the couplant in the liquid storage bag is injected into the first liquid outlet holes through the through pipe, and the couplant is smeared at the joint of the first electrode slice and the scalp, so that the joint degree of the first electrode slice and the scalp can be increased, and the first electrode slice can accurately collect brain electrical signals;

according to the invention, the outer wall of the sliding rod is fixedly sleeved with the fixing ring, the outer wall of the sliding rod is sleeved with the spring, one end of the sliding rod is fixedly connected with the second electrode plate, a through hole is formed in the sliding rod, the inner wall of one side of the through hole, which is far away from the second electrode plate, is fixedly connected with the trapezoid block, one side of the sliding plate is fixedly connected with the plurality of wedge blocks, when the sliding plate slides reciprocally, the wedge blocks and the trapezoid blocks are matched to push the sliding rod to move, the sliding rod knocks the muscle of the arm of a user under the action of the elasticity of the spring, so that the muscle of the mobile phone of the user is relaxed, and the electromyographic signals are conveniently collected in a muscle relaxation state of the user at the later stage, so that accurate signal data are obtained;

according to the invention, the bottom of the head signal collecting cover is provided with two circular arc grooves, the first gear is rotationally connected with the circular arc grooves, the inner walls of one side, far away from each other, of the circular arc grooves are respectively provided with a chute, a metal rod is connected between the two chute in a sliding way, the inner walls of the tops of the two chute are respectively fixedly connected with an electromagnet, when the head signal collecting cover moves towards the head of a user, the first gear rotates anticlockwise under the cooperation of the first rack, the rotation of the first gear pushes the metal rod to move upwards, and when the head signal collecting cover automatically resets, the metal rod can play a braking role on the first gear, so that the head signal collecting cover can be attached to the head of the user when needed, and the first electrode piece is tightly attached to the scalp.

According to the invention, when the head signal collecting cover moves and covers the head of a user, the first electrode plate can be automatically rotated to be tightly attached to the scalp, so that the phenomenon that hair between the first electrode plate and the scalp of the user hinders the collection of brain electrical signals is avoided, and when the head signal collecting cover moves, the sliding plate can be driven to reciprocate by the pushing plate and the second rack, so that the sliding rod can massage muscles of arms of the user, and the second electrode plate in the later stage can conveniently collect accurate electromyographic signals under a muscle relaxation state.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of an electroencephalogram electromyographic signal acquisition device according to an embodiment of the present invention;

fig. 2 is a schematic view of a three-dimensional cross-sectional structure of a first view angle of a head signal collecting cover of an electroencephalogram electromyographic signal collecting device according to an embodiment of the present invention;

fig. 3 is a schematic three-dimensional structure diagram of a first gear, a metal rod and a first rack of an electroencephalogram electromyographic signal acquisition device according to an embodiment of the present invention;

fig. 4 is a schematic view of a second perspective three-dimensional cross-sectional structure of a head signal collecting cover of an electroencephalogram electromyographic signal collecting device according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a three-dimensional cross-sectional structure of a round bar of an electroencephalogram electromyographic signal acquisition device according to an embodiment of the present invention;

fig. 6 is a schematic diagram of a three-dimensional cross-sectional structure of an arm electromyographic signal collection box and a sliding plate of an electroencephalogram electromyographic signal collection device according to an embodiment of the present invention;

fig. 7 is a schematic three-dimensional sectional structure of a sliding rod of an electroencephalogram electromyographic signal acquisition device according to an embodiment of the present invention;

fig. 8 is a schematic diagram of a three-dimensional structure of a turntable, a connecting rod and a sliding plate of an electroencephalogram electromyographic signal acquisition device according to an embodiment of the present invention;

fig. 9 is a schematic diagram of a partial top view structure of an electroencephalogram electromyographic signal acquisition device according to a second embodiment of the present invention;

fig. 10 is an enlarged schematic diagram of a position a of an electroencephalogram electromyographic signal acquisition device according to a second embodiment of the present invention.

Reference numerals:

1. a bottom plate; 2. a head signal collection cover; 3. a soft cushion; 4. an arm electromyographic signal collection box; 5. an arc groove; 6. a groove; 7. a first rack; 8. a first gear; 9. a chute; 10. a metal rod; 11. an electromagnet; 12. a sliding groove; 13. a circular groove; 14. a round bar; 15. a massage head; 16. a first electrode sheet; 17. a circular ring; 18. a tension spring; 19. a nut block; 20. a reservoir; 21. a through pipe; 22. a first liquid outlet hole; 23. a slide bar; 24. a second electrode sheet; 25. a fixing ring; 26. a spring; 27. a through hole; 28. a trapezoid block; 29. a sliding plate; 30. wedge blocks; 31. a turntable; 32. a connecting rod; 33. a driving motor; 34. a connecting rod; 35. an elastic bag; 36. a hose; 37. a second liquid outlet hole; 38. a round hole; 39. a protective cover; 40. a first massage ball; 41. a data processing module; 42. a rotating shaft; 43. a push plate; 44. a third electrode sheet; 45. a second rack; 46. a second gear; 47. and a second massage ball.

Detailed Description

Embodiments of the present invention will be described below with reference to the accompanying drawings in the embodiments of the present invention.

In describing embodiments of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present invention are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present invention, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present invention.

In embodiments of the present invention, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the embodiment of the present invention, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the invention. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.

Example 1

Referring to fig. 1 and 2, an electroencephalogram electromyographic signal acquisition device of the present embodiment includes: the head signal collection cover 2 is slidably connected to the top of the bottom plate 1, the two arm electromyographic signal collection boxes 4 are fixedly connected to the top of the bottom plate 1 through bolts, the multiple groups of electroencephalogram signal collection structures are arranged in the head signal collection cover 2 and used for collecting multiple groups of electroencephalogram signals to obtain accurate signal data, and the electric signal collection structures are arranged in the arm electromyographic signal collection boxes 4 and used for collecting electromyographic signals in an arm muscle relaxation state.

Referring to fig. 1, a soft pad 3 is disposed at the top of a base plate 1, a data processing module 41 is fixedly connected to one side of the top of the base plate 1 through bolts, a plurality of first massage balls 40 are fixedly connected to the top of the soft pad 3, the data processing module 41 is electrically connected with a first electrode plate 16 and a second electrode plate 24, and signals collected by the first electrode plate 16 and the second electrode plate 24 can be collected and analyzed through the data processing module 41.

Referring to fig. 2 and 3, the top of the bottom plate 1 is provided with two grooves 6, the bottom inner wall of the grooves 6 is fixedly connected with a first rack 7 through bolts, the bottom of the head signal collecting cover 2 is provided with two circular arc grooves 5, first gears 8 meshed with the first rack 7 are rotationally connected in the circular arc grooves 5, the inner walls of one side, far away from each other, of the circular arc grooves 5 are respectively provided with a chute 9, a metal rod 10 is slidingly connected between the two chute 9, the top inner walls of the two chute 9 are fixedly connected with electromagnets 11 through bolts, when the head signal collecting cover 2 moves towards the head of a user, the first gears 8 rotate anticlockwise under the cooperation of the first racks 7, the rotation of the first gears 8 pushes the metal rods 10 to move upwards along the tracks of the chute 9, otherwise, when the head signal collecting cover 2 is automatically reset, the metal rods 10 can play a braking effect on the first gears 8, the phenomenon that the head signal collecting cover 2 is loose is avoided, when the head signal collecting cover 2 is taken down from the head of the user, the electromagnets 11 are started, the electromagnets 11 generate magnetic attraction force on the metal rods 10, when the electromagnets 10 are connected with the first gears 8, the first gears 8 are tightly attached to the head signal collecting cover 16, and the head signal collecting cover can be tightly attached to the head of the user, and the head signal collecting cover can be attached to the head of the user, and the head signal collecting device can be guaranteed.

Referring to fig. 4 and 5, the electroencephalogram signal acquisition structure includes the sliding tray 12 that sets up in head signal collection cover 2, one side inner wall of sliding tray 12 is equipped with circular slot 13, run through in the sliding tray 12 has round bar 14, the one end of round bar 14 passes through bolt fixedly connected with massage head 15, the one end that round bar 14 was kept away from to massage head 15 passes through bolt fixedly connected with first electrode slice 16, the outer wall rotation cover of round bar 14 is equipped with the ring 17 that is located in sliding tray 12, the outer wall cover of round bar 14 is equipped with the extension spring 18 with ring 17 fixed connection, and the one end that ring 17 was kept away from to extension spring 18 is with one side inner wall fixed connection of sliding tray 12, be connected with nut piece 19 through bolt fixedly in the circular slot 13, the outer wall of round bar 14 is equipped with the external screw thread, and round bar 14 and nut piece 19 threaded connection, when user's head extends into head signal collection cover 2, round bar 14 and nut piece 19 cooperation drive round bar 14, and then the rotation of first electrode slice 16 can be opened all around with the hair of one end, and more than can be received when the head signal collection cover 2 is realized to the accurate touch with head signal, and scalp signal can be received when the head signal of a plurality of scalp pieces can be received to the head, and more than head signal can be obtained simultaneously.

Referring to fig. 5, the inner wall of one side of the round groove 13 far away from the sliding groove 12 is fixedly connected with a liquid storage bag 20, a through pipe 21 is fixedly penetrated in the liquid storage bag 20, a first liquid outlet hole 22 is formed in each of the round bar 14, the massage head 15 and the first electrode plate 16, one end of the through pipe 21 slides and extends into the first liquid outlet hole 22, when the round bar 14 moves rightwards and rotates, one end of the round bar 14 presses the liquid storage bag 20, a coupling agent in the liquid storage bag 20 is injected into the first liquid outlet hole 22 through the through pipe 21, and the coupling agent is smeared at the joint of the first electrode plate 16 and the scalp, so that the joint degree of the first electrode plate 16 and the scalp can be increased, and the first electrode plate 16 can accurately collect brain electrical signals.

Referring to fig. 6 and 7, the electric signal collection structure includes a plurality of slide bars 23 that slide and run through arm electromyographic signal collection box 4, the fixed cover of outer wall of slide bar 23 is equipped with solid fixed ring 25, the outer wall cover of slide bar 23 is equipped with the spring 26 with solid fixed ring 25 fixed connection, and the one end that gu fixed ring 25 was kept away from to spring 26 and one side inner wall fixed connection of arm electromyographic signal collection box 4, one end of slide bar 23 passes through bolt fixedly connected with second electrode piece 24, be equipped with through-hole 27 in slide bar 23, one side inner wall that the through-hole 27 kept away from second electrode piece 24 passes through bolt fixedly connected with trapezoidal piece 28, one side sliding connection of arm electromyographic signal collection box 4 runs through the sliding plate 29 of through-hole 27, one side of sliding plate 29 passes through bolt fixedly connected with a plurality of wedge 30 with trapezoidal piece 28 matched with, when sliding plate 29 and wedge 30 reciprocate, wedge 30 and trapezoidal piece 28 cooperate and can promote slide bar 23 and remove, and slide bar 23 and the effect under spring 26 and inside sideslip, and then slide 23 and second electrode piece 24 can strike the muscle of user's elasticity arm, the electric signal, make the user's muscle relax, the accurate data of user's muscle is collected in the muscle state.

Referring to fig. 6 and 7, the inner wall of one side of the arm myoelectric signal collection box 4 is fixedly connected with a connecting rod 34 through a bolt, one end of the connecting rod 34 is fixedly connected with an elastic bag 35, one side of the elastic bag 35 is provided with a hose 36, the sliding rod 23 and the second electrode plate 24 are internally provided with second liquid outlet holes 37, one end of the hose 36 penetrates through the second liquid outlet holes 37, the outer wall of the hose 36 is provided with a round hole 38 communicated with the second liquid outlet holes 37, one side inner wall of the arm myoelectric signal collection box 4 is fixedly connected with a protective cover 39, one ends of the sliding rods 23 extend into the protective cover 39, after massage is finished, the palm of a user presses the elastic bag 35, and a couplant in the elastic bag 35 enters the second liquid outlet holes 37 through the hose 36, so that the couplant is smeared on the inner side of the arm of the user, and the second electrode plate 24 and the skin are tightly attached, and therefore a plurality of groups of myoelectric signals can be obtained.

Referring to fig. 8, a rotating shaft 42 is rotatably connected to one side of the arm electromyographic signal collection box 4, one end of the rotating shaft 42 is fixedly connected with a turntable 31 through a bolt, one side of the turntable 31 deviating from the circle center is rotatably connected with a pin shaft, a connecting rod 32 is fixedly sleeved on the outer wall of the pin shaft, one end of the connecting rod 32 is rotatably connected with a sliding plate 29 through a circle shaft, a driving motor 33 is fixedly connected to the inside of the arm electromyographic signal collection box 4 through a bolt, an output shaft of the driving motor 33 is fixedly connected with one end of the rotating shaft 42, the driving motor 33 is started, the turntable 31 is driven to rotate by the driving motor 33, the sliding plate 29 and a wedge block 30 can be driven to slide in a reciprocating manner by the cooperation of the turntable 31 and the connecting rod 32, the sliding rod 23 and the second electrode plate 24 strike the arm of a user, the arm of the user is massaged, the muscle of the arm is relaxed, and accurate electromyographic signal data is conveniently collected in a later stage.

Example 2

Referring to fig. 9 and 10, the side of the head signal collecting cover 2, which is close to the arm electromyographic signal collecting box 4, is fixedly connected with two push plates 43 through bolts, one side of each push plate 43 is fixedly connected with a second rack 45 through bolts, a rotating groove is formed in the arm electromyographic signal collecting box 4, one end of the rotating shaft 42 extends into the rotating groove and is rotationally connected with the inner wall of one side of the rotating groove, a second gear 46 positioned in the rotating groove is fixedly sleeved on the outer wall of the rotating shaft 42, one end of the second rack 45 slidingly extends into the arm electromyographic signal collecting box 4 and is meshed with the second gear 46, when the head signal collecting cover 2 moves, the head signal collecting cover 2 pushes the second rack 45 to move through the push plates 43, and the second rack 45 and the second gear 46 are matched to drive the rotating disc 31 to rotate, so that the sliding plate 29 can be driven to reciprocate to massage the muscle when the head signal collecting cover 2 covers the head of a user.

Referring to fig. 9 and 10, the top of the push plate 43 is fixedly connected with a plurality of third electrode pads 44, the top of the push plate 43 is fixedly connected with a plurality of second massage balls 47, when the head signal collecting cover 2 moves, the head signal collecting cover 2 pushes the third electrode pads 44 and the second massage balls 47 to move to one side through the push plate 43, just the third electrode pads 44 can be attached to the shoulder blade position of the back of the user, and the second massage balls 47 can massage the shoulder blade position of the user when the push plate 43 moves, so that the muscle of the whole body of the user is relaxed, and the collection of electromyographic signals by the third electrode pads 44 in the later stage is facilitated.

Working principle: the user lies on the cushion 3, the arm is put into the arm electromyographic signal collection box 4, the inner side of the arm is aligned with the protective cover 39, the worker pushes the head signal collection cover 2 to the head of the user, the head of the user extends into the head signal collection cover 2, the first electrode plate 16 at one end of the round bar 14 starts to touch the scalp of the user along with the movement of the head signal collection cover 2, the head signal collection cover 2 continues to move, the round bar 14 is stretched by the tension spring 18 which is moved rightwards by resistance, the round bar 14 drives the massage head 15 and the first electrode plate 16 to rotate when the round bar 14 moves rightwards relative to the head signal collection cover 2 due to the matching of the screw threads of the outer wall of the round bar 14, the hair at one end of the first electrode plate 16 can be unscrewed to the periphery by the rotation of the first electrode plate 16, and the first electrode plate 16 can be prevented from being blocked by the hair when touching the scalp, the movement of the round bar 14 can squeeze the liquid storage bag 20, the couplant in the liquid storage bag 20 is smeared at the joint of the first electrode plate 16 and the scalp through the through pipe 21 and the first liquid outlet hole 22, so that the joint degree of the first electrode plate 16 and the scalp can be increased, the first electrode plate 16 can accurately collect the electroencephalogram signals, and as a plurality of round bars 14 are arranged in the head signal collecting cover 2, the plurality of first electrode plates 16 can be jointed with the scalp at one time in the movement process of the head signal collecting cover 2 to obtain a plurality of groups of data, accurate signals are obtained, the driving motor 33 is started when the head signal collecting cover 2 moves, the driving motor 33 drives the turntable 31 to rotate, the cooperation of the turntable 31 and the connecting rod 32 can drive the sliding plate 29 and the wedge block 30 to slide reciprocally, the cooperation of the wedge block 30 and the trapezoid block 28 and the spring 26 can enable the sliding rod 23 and the second electrode plate 24 to move reciprocally, the sliding rod 23 can strike the arm of the user under the action of the elastic force of the spring 26 to massage the arm of the user, so that the arm muscles are relaxed, the second electrode slice 24 is convenient to collect electromyographic signals in the later stage, after the massage is finished, the palm of the user presses the elastic bag 35, the couplant in the elastic bag 35 enters the second liquid outlet hole 37 through the hose 36, the couplant can be smeared on the inner side of the arm of the user, the second electrode slice 24 is tightly attached to the skin, therefore, multiple groups of electromyographic signals can be obtained, the data processing module 41 collects collected signals of the first electrode slice 16 and the second electrode slice 24, in another possibility, when the head signal collecting cover 2 moves, the head signal collecting cover 2 pushes the third electrode slice 44 and the second massaging ball 47 to one side through the push plate 43, the third electrode slice 44 can just be attached to the shoulder blade position of the user, the second massaging ball 47 can massage the shoulder blade position of the user, the body muscles of the user can be relaxed, the push plate 43 pushes the second rack 45 to move along with the second rack 45, and the second rack 45 and the second rack 46 can drive the rotary disk 29 to move in a reciprocating manner, and the rotary disk 29 can be driven to move in a reciprocating manner.

However, as well known to those skilled in the art, the working principles and wiring methods of the data processing module 41, the driving motor 33, the second electrode pad 24, the third electrode pad 44 and the first electrode pad 16 are well known, which are all conventional means or common general knowledge, and will not be described herein in detail, and any choice can be made by those skilled in the art according to their needs or convenience.

The present invention is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present invention, and the changes or substitutions are intended to be covered by the scope of the present invention; embodiments of the invention and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the invention is subject to the protection scope of the claims.

Claims

1. An electroencephalogram electromyographic signal acquisition device, which is characterized by comprising:

the device comprises a bottom plate (1), wherein the top of the bottom plate (1) is connected with a head signal collecting cover (2) in a sliding manner, and the top of the bottom plate (1) is fixedly connected with two arm electromyographic signal collecting boxes (4);

the multi-group electroencephalogram signal acquisition structure is arranged in the head signal collection cover (2) and is used for collecting a plurality of groups of electroencephalogram signals to obtain accurate signal data;

the electric signal acquisition structure is arranged in the arm myoelectric signal collection box (4) and is used for collecting myoelectric signals in an arm muscle relaxation state.

2. The electroencephalogram electromyographic signal acquisition device according to claim 1, characterized in that the electroencephalogram signal acquisition structure comprises a sliding groove (12) arranged in a head signal acquisition cover (2), a round groove (13) is formed in one side inner wall of the sliding groove (12), a round bar (14) penetrates through the sliding groove (12), a massage head (15) is fixedly connected to one end of the round bar (14), one end of the massage head (15) away from the round bar (14) is fixedly connected with a first electrode plate (16), a ring (17) arranged in the sliding groove (12) is sleeved on the outer wall of the round bar (14), a tension spring (18) fixedly connected with the ring (17) is sleeved on the outer wall of the round bar (14), one end of the tension spring (18) away from the ring (17) is fixedly connected with one side inner wall of the sliding groove (12), a nut block (19) is fixedly connected in the round groove (13), and the outer wall of the round bar (14) is provided with an external thread and the round bar (14) is connected with the nut block (19).

3. The electroencephalogram electromyographic signal acquisition device according to claim 2, wherein a liquid storage bag (20) is fixedly connected to the inner wall of one side of the circular groove (13) far away from the sliding groove (12), a through pipe (21) is fixedly penetrated in the liquid storage bag (20), a first liquid outlet hole (22) is formed in each of the circular rod (14), the massage head (15) and the first electrode plate (16), and one end of the through pipe (21) is slidably extended into the first liquid outlet hole (22).

4. The electroencephalogram electromyographic signal acquisition device according to claim 1, wherein the electrical signal acquisition structure comprises a plurality of sliding rods (23) penetrating through an arm electromyographic signal collection box (4) in a sliding manner, a fixed ring (25) is fixedly sleeved on the outer wall of each sliding rod (23), a spring (26) fixedly connected with the fixed ring (25) is sleeved on the outer wall of each sliding rod (23), one end of each spring (26) far away from the fixed ring (25) is fixedly connected with one side inner wall of the arm electromyographic signal collection box (4), one end of each sliding rod (23) is fixedly connected with a second electrode plate (24), a through hole (27) is formed in each sliding rod (23), one side inner wall of each through hole (27) far away from the second electrode plate (24) is fixedly connected with a trapezoidal block (28), one side of each sliding plate (29) is fixedly connected with a plurality of wedge blocks (30) matched with the trapezoidal block (28).

5. The electroencephalogram electromyographic signal acquisition device according to claim 1, wherein a connecting rod (34) is fixedly connected to the inner wall of one side of the arm electromyographic signal collection box (4), one end of the connecting rod (34) is fixedly connected with an elastic bag (35), one side of the elastic bag (35) is provided with a hose (36), second liquid outlet holes (37) are formed in the sliding rod (23) and the second electrode plate (24), one end of the hose (36) penetrates through the second liquid outlet holes (37), a round hole (38) communicated with the second liquid outlet holes (37) is formed in the outer wall of the hose (36), a protective cover (39) is fixedly connected to the inner wall of one side of the arm electromyographic signal collection box (4), and one ends of the sliding rods (23) extend into the protective cover (39).

6. The electroencephalogram electromyographic signal acquisition device according to claim 1, characterized in that the top of the bottom plate (1) is provided with two grooves (6), the bottom inner wall of the groove (6) is fixedly connected with a first rack (7), the bottom of the head signal collection cover (2) is provided with two circular arc grooves (5), the circular arc grooves (5) are rotationally connected with a first gear (8) meshed with the first rack (7), the inner walls of one side of the circular arc grooves (5) far away from each other are respectively provided with a chute (9), a metal rod (10) is connected between the two chute (9) in a sliding mode, and the top inner walls of the two chute (9) are respectively fixedly connected with an electromagnet (11).

7. The electroencephalogram electromyographic signal acquisition device according to claim 1, wherein a rotating shaft (42) is rotatably connected to one side of the arm electromyographic signal collection box (4), one end of the rotating shaft (42) is fixedly connected with a rotating disc (31), one side of the rotating disc (31) deviating from the circle center is rotatably connected with a pin shaft, the outer wall of the pin shaft is fixedly sleeved with a connecting rod (32), one end of the connecting rod (32) is rotatably connected with a sliding plate (29) through a circular shaft, a driving motor (33) is fixedly connected in the arm electromyographic signal collection box (4), and an output shaft of the driving motor (33) is fixedly connected with one end of the rotating shaft (42).

8. The electroencephalogram electromyographic signal acquisition device according to claim 1, wherein a soft pad (3) is placed at the top of the bottom plate (1), a data processing module (41) is fixedly connected to one side of the top of the bottom plate (1), a plurality of first massage balls (40) are fixedly connected to the top of the soft pad (3), and the data processing module (41) is electrically connected with the first electrode plate (16) and the second electrode plate (24).

9. An electroencephalogram electromyographic signal acquisition device according to claim 1, and another possibility, characterized in that, one side of the head signal collection cover (2) close to the arm electromyographic signal collection box (4) is fixedly connected with two push plates (43), one side of push plates (43) is fixedly connected with a second rack (45), a rotating groove is arranged in the arm electromyographic signal collection box (4), one end of a rotating shaft (42) extends into the rotating groove and is rotationally connected with one side inner wall of the rotating groove, a second gear (46) positioned in the rotating groove is fixedly sleeved on the outer wall of the rotating shaft (42), and one end of the second rack (45) is slidingly extended into the arm electromyographic signal collection box (4) and is meshed with the second gear (46).

10. The electroencephalogram electromyographic signal acquisition device according to claim 9, wherein a plurality of third electrode plates (44) are fixedly connected to the top of the push plate (43), and a plurality of second massage balls (47) are fixedly connected to the top of the push plate (43).