CN216365055U - Wearable electroencephalogram signal acquisition device for pilot during simulated flight - Google Patents

Abstract

The utility model discloses a wearable electroencephalogram signal acquisition device for pilot simulated flight, which comprises a clamping ring, wherein the upper end surface of the clamping ring is symmetrically and fixedly connected with two arc-shaped elastic plates, a first cavity is formed in each arc-shaped elastic plate, a sliding plate is connected in each first cavity in a sliding manner, one opposite side of each sliding plate is rotatably connected with an arc-shaped rod, the other ends of the two arc-shaped rods penetrate through the first cavities and are fixedly connected with an installation block together, and a second cavity is formed in the installation block. According to the utility model, the size of the electroencephalogram signal acquisition device can be adjusted according to the sizes of different head circumferences by the matching arrangement of the sliding plate, the spring and the arc-shaped rod; through the cooperation setting of montant, flat board and slider, can adjust the position of sensor to make the sensor closely press close to all pilots's scalp, can not exert an influence to EEG signal collection system collection result, and then improved EEG signal collection system's effect.

Description

A wearable EEG signal acquisition device for pilots to simulate flight

technical field

The utility model relates to the technical field of electroencephalogram signal acquisition, in particular to a wearable electroencephalogram signal acquisition device for pilots simulating flight.

Background technique

EEG signals are spontaneous and rhythmic bioelectrical activities in the process of human physiological activities. According to different frequencies, they can be roughly divided into alpha waves (8-13Hz), beta waves (above 14Hz), and delta waves (0.5-3Hz). , theta wave (4-8Hz) four types of brain waves. Different states of the human body have different EEG signal waveforms in the brain. Different EEG signal waveforms can reflect physiological characteristics such as different EEG activity states, emotional states, attention and calmness of brain tissues.

In order to improve the collection efficiency of pilot EEG related research, pilots need to collect EEG signals during flight through a head-mounted EEG signal acquisition device. It is difficult to get close to the scalps of all pilots, which will affect the results of EEG signal acquisition, thereby reducing the effect of the EEG signal acquisition device.

In view of the above problems, we propose a wearable EEG signal acquisition device for pilots to simulate flight.

Utility model content

The purpose of this utility model is to solve the problem in the prior art that "in order to improve the collection efficiency of pilots' EEG related research, pilots need to collect EEG signals during flight through a head-mounted EEG signal acquisition device, but different pilots have different head circumferences. The size varies, and it is difficult for the head-mounted EEG signal acquisition device to be close to the scalps of all pilots, which will affect the EEG signal acquisition results, thereby reducing the effect of the EEG signal acquisition device. The EEG signal acquisition device of the pilot simulated flight.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

A wearable electroencephalogram signal acquisition device for pilots simulating flight, comprising a clamping ring, the upper end of the clamping ring is symmetrically and fixedly connected with two arc-shaped elastic plates, and each of the arc-shaped elastic plates is provided with a There are first cavities, each of the first cavities is slidably connected with a sliding plate, two opposite sides of the sliding plates are rotatably connected with arc-shaped rods, and the other ends of the two arc-shaped rods pass through the first cavity. A cavity is fixedly connected with a mounting block, a second cavity is opened in the mounting block, a flat plate is slidably connected in the second cavity, and the upper end of the flat plate is symmetrically and fixedly connected with two first A connecting block, each of the first connecting blocks is rotatably connected with a support rod, the other end of each of the support rods is rotatably connected with a sliding block, and two sliding grooves are symmetrically opened in the second cavity, A sliding rod is fixedly connected to each of the sliding grooves, the two sliding blocks are respectively slidably sleeved on the two sliding rods, and a third spring is sleeved on each of the sliding rods. A vertical rod is fixedly connected to the lower end surface of the flat plate, and the lower end of the vertical rod penetrates the second cavity and is fixedly connected with a sensor.

Preferably, the upper end of the sensor is symmetrically rotatably connected with two rotating rods, the upper end of each of the rotating rods penetrates the second cavity and is rotatably connected with a third connecting block, each of the third connecting blocks The upper ends of the rotating rods are all fixedly connected to the lower end surface of the flat plate, and each of the rotating rods is slidably connected to the inner wall of the mounting block.

Preferably, second connection blocks are fixedly connected to opposite sides of the two support rods, a second spring is arranged between the two second connection blocks, and both ends of the second spring are fixedly connected to the on both of the second connection blocks.

Preferably, the vertical rod is slidably connected to the inner wall of the mounting block, and an elastic band is fixedly connected to the lower end surface of the clamping ring.

Preferably, the two arc-shaped rods are respectively slidably connected to the inner walls of the two arc-shaped elastic plates, and the two ends of the two third springs are respectively fixedly connected to the side walls of the slider and the sliding grooves. on the inner wall.

Preferably, a first spring is fixedly connected to the opposite sides of the two sliding plates, and the other end of each of the first springs is fixedly connected to the inner wall of the first cavity.

Compared with the prior art, the beneficial effects of the present utility model are:

The size of the EEG signal acquisition device can be adjusted according to the size of the head circumference of different people through the cooperation of the sliding plate, the spring and the arc rod; It is close to the scalps of all pilots and will not affect the acquisition results of the EEG signal acquisition device, thereby improving the function of the EEG signal acquisition device.

Description of drawings

Fig. 1 is a kind of front structure schematic diagram of the installation block in the EEG signal acquisition device of a wearable pilot simulating flight proposed by the utility model;

FIG. 2 is a frontal cross-sectional structural schematic diagram of a wearable EEG signal acquisition device for pilots simulating flight proposed by the utility model;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 proposed by the present invention.

In the picture: 1 clamp ring, 2 arc elastic plate, 3 slide plate, 4 first spring, 5 arc rod, 6 installation block, 7 flat plate, 8 support rod, 9 second spring, 10 slider, 11 slider, 12 third spring, 13 vertical rod, 14 sensor, 15 rotating rod, 16 elastic band, 17 first connecting block.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

Referring to Figures 1-3, a wearable EEG signal acquisition device for pilots simulating flight, including a clip ring 1, the upper end of the clip ring 1 is symmetrically and fixedly connected with two arc-shaped elastic plates 2, each arc-shaped Each of the elastic plates 2 is provided with a first cavity, and each first cavity is slidably connected with a slide plate 3, and the opposite side of the two slide plates 3 is rotatably connected with an arc-shaped rod 5, and the other side of the two arc-shaped rods 5 is rotatably connected. One end penetrates the first cavity and is fixedly connected with a mounting block 6. A second cavity is opened in the mounting block 6, and a flat plate 7 is slidably connected in the second cavity. The upper end of the flat plate 7 is symmetrically and fixedly connected with two The first connecting block 17, each first connecting block 17 is rotatably connected with a support rod 8, the other end of each support rod 8 is rotatably connected with a slider 10, and two sliding grooves are symmetrically opened in the second cavity , a sliding rod 11 is fixedly connected to each chute, the two sliding blocks 10 are respectively slidably sleeved on the two sliding rods 11, each sliding rod 11 is sleeved with a third spring 12, and the lower part of the flat plate 7 A vertical rod 13 is fixedly connected to the end face, and the lower end of the vertical rod 13 penetrates the second cavity and is fixedly connected with a sensor 14. 14. It can be close to the scalp of the pilot, and will not affect the acquisition results of the EEG signal acquisition device, thereby improving the function of the EEG signal acquisition device.

Wherein, the upper end of the sensor 14 is symmetrically connected with two rotating rods 15, and the upper end of each rotating rod 15 penetrates the second cavity and is rotatably connected with a third connecting block, and the upper end of each third connecting block is fixed. Connected to the lower end surface of the flat plate 7 , each rotating rod 15 is slidably connected to the inner wall of the mounting block 6 , and the rotating rod 15 supports the sensor 14 .

Wherein, the opposite sides of the two support rods 8 are fixedly connected with a second connection block, a second spring 9 is arranged between the two second connection blocks, and both ends of the second spring 9 are fixedly connected to the two second connection blocks respectively. On the connecting block, the second spring 9 has the function of buffering.

The vertical rod 13 is slidably connected to the inner wall of the mounting block 6 , the lower end surface of the clamp ring 1 is fixedly connected with an elastic band 16 , and the sensor 14 can drive the vertical rod 13 to move.

Wherein, the two arc-shaped rods 5 are slidably connected to the inner walls of the two arc-shaped elastic plates 2 respectively, and the two ends of the two third springs 12 are respectively fixedly connected to the side wall of the slider 10 and the inner wall of the chute, The third spring 12 has a buffering function.

Wherein, the opposite sides of the two sliding plates 3 are fixedly connected with a first spring 4, and the other end of each first spring 4 is fixedly connected to the inner wall of the first cavity, and the first spring 4 has the function of restoring.

In the present invention, when the pilot wears the EEG signal acquisition device, the head will rest on the sensor 14, the sensor 14 will drive the vertical rod 13 to move upward, the vertical rod 13 will drive the flat panel 7 to move upward, and the flat panel 7 will pass the support The rod 8 drives the two sliders 10 to move opposite to each other, and the slider 10 compresses the third spring 12, causing the third spring 12 to generate opposite elastic force. The second spring 9 generates opposite elastic force, the second spring 9 and the third spring 12 have the function of buffering, and the mounting block 6 will also drive the two sliding plates 3 to move relative to each other through the arc-shaped rod 5, so that the two arc-shaped elastic plates 2 The distance between them increases, and then the size of the EEG signal acquisition device is adjusted, and the sliding plate 3 will stretch the first spring 4, so that the first spring 4 has an opposite elastic force, and the first spring 4 has the function of resetting; The cooperating setting of the spring 4 and the arc rod 5 can adjust the size of the EEG signal acquisition device according to the size of the head circumference of different people; The sensor 14 can be close to the scalp of the pilot, and will not affect the acquisition result of the EEG signal acquisition device, thereby improving the function of the EEG signal acquisition device.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. An electroencephalogram signal acquisition device during a wearable pilot simulating flight, comprising a clamping ring (1), wherein the upper end of the clamping ring (1) is symmetrically and fixedly connected with two arc-shaped elastic plates (2), each of the arc-shaped elastic plates (2) is provided with a first cavity, and each of the first cavities is slidably connected with a sliding plate (3), two of the sliding plates (3) An arc-shaped rod (5) is rotatably connected to the opposite side, and the other ends of the two arc-shaped rods (5) pass through the first cavity and are fixedly connected with a mounting block (6). The mounting block (6) ) is provided with a second cavity, the second cavity is slidably connected with a flat plate (7), and the upper end of the flat plate (7) is symmetrically and fixedly connected with two first connecting blocks (17), each A support rod (8) is rotatably connected to the first connecting block (17), a slider (10) is rotatably connected to the other end of each support rod (8), and the second cavity is symmetrical in the Two sliding grooves are provided, each of the sliding grooves is fixedly connected with a sliding rod (11), and the two sliding blocks (10) are respectively slidably sleeved on the two sliding rods (11). A third spring (12) is sleeved on each of the sliding rods (11), a vertical rod (13) is fixedly connected to the lower end surface of the flat plate (7), and the lower end of the vertical rod (13) penetrates the second The cavity is fixedly connected with a sensor (14). 2. The electroencephalogram signal acquisition device during a wearable pilot simulating flight according to claim 1, wherein the upper end of the sensor (14) is symmetrically rotated and connected with two rotating rods (15) , the upper end of each said rotating rod (15) penetrates the second cavity and is rotatably connected with a third connecting block, and the upper end of each said third connecting block is fixedly connected to the lower end surface of the flat plate (7), Each of the rotating rods (15) is slidably connected in the inner wall of the mounting block (6). 3. The electroencephalogram signal acquisition device of a wearable pilot simulating flight according to claim 1, wherein the opposite sides of the two support rods (8) are fixedly connected with a second connection block A second spring (9) is arranged between the two second connection blocks, and both ends of the second spring (9) are respectively fixedly connected to the two second connection blocks. 4. The brain electrical signal acquisition device during a wearable pilot simulation flight according to claim 1, wherein the vertical rod (13) is slidably connected in the inner wall of the mounting block (6), and the An elastic band (16) is fixedly connected to the lower end surface of the clamping ring (1). 5 . The wearable electroencephalogram signal acquisition device for pilots simulating flight according to claim 1 , wherein the two arc rods ( 5 ) are slidably connected to the two arc elastics respectively. 6 . In the inner wall of the plate (2), the two ends of the two third springs (12) are respectively fixedly connected to the side wall of the slider (10) and the inner wall of the chute. 6. the electroencephalogram signal acquisition device during a wearable pilot simulated flight according to claim 1, is characterized in that, the opposite sides of two described slide plates (3) are all fixedly connected with the first spring ( 4), the other end of each of the first springs (4) is fixedly connected to the inner wall of the first cavity.

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