Telescopic sensor

Abstract

The utility model discloses a telescopic sensor, relates to the sensor technical field, and specifically comprises a head wearing ring and an electrode structure, the head wearing ring comprises a first ring body and a second ring body, the first ring body and the second ring body are hollow structures, the middle part of the inner cavity of the first ring body is fixedly connected with a current transmission sheet 1, and the middle part of the inner cavity of the second ring body is fixedly connected with a current transmission sheet 2; a limiting groove is formed in the middle of one side of an inner cavity of the second ring body, a second current transmission piece is fixedly connected into an inner cavity of the limiting groove, and the first current transmission piece makes contact with the second current transmission piece through a connecting block. According to the telescopic sensor, through the arrangement of the head-mounted ring, the sensor has a telescopic function, and the size of the head-mounted ring can be adjusted according to requirements, so that the sensor can adapt to various crowds, and the adaptability of the sensor is improved. And through the arrangement of the electrode structure, the extrusion air bag can press the electrode structure, so that the electrode body and the acquisition part are always in a tight fit state, and the sensor is convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor technical field, concretely is a telescopic sensor. BACKGROUND

[0002] The brain wave sensor is a kind of electronic equipment, utilizes the brain wave of person to control, currently, the electrode applied to brain wave sensor is usually connected with single-chip microcomputer in the mode of wiring harness, this connection mode makes the brain wave sensor in the production manufacturing process process complex, production difficulty is big, production cost is high;And the electrode position on the brain wave sensor of the present application is usually fixed, cannot collect the brain wave of multiple positions according to demand, and cannot make electrode real-time and head closely adhere to, influence use reliability;Based on this, the present application proposes a telescopic sensor. UTILITY MODEL CONTENTS

[0003] The utility model provides a telescopic sensor, solve the electrode of above -mentioned background art and adopt wiring harness mode and connect with single-chip microcomputer, lead to production process complex, production difficulty is big, production cost is high;Electrode position cannot be adjusted according to demand;Electrode cannot be implemented and head closely, influence use reliability problem.

[0004] The utility model provides following technical scheme: a telescopic sensor, including head ring and electrode structure, the head ring includes first ring body and second ring body, first ring body and second ring body are all hollow structure, the middle part of first ring body inner chamber is fixedly connected with current transmission piece one, the middle part of one side of second ring body inner chamber is equipped with limit slot, and the inner chamber of limit slot is fixedly connected with current transmission piece two, current transmission piece one and current transmission piece two are contacted by connecting block, and the inner chamber of connecting block and limit slot is movably connected, current transmission piece one is connected with electrode structure by positioning rod one, and current transmission piece two is connected with another motor structure by positioning rod two;

[0005] The electrode structure includes electrode body, extrusion air bag fixedly connected with electrode body and connecting plate fixedly connected with the end of extrusion air bag, the middle part of connecting plate inner chamber is fixedly connected with current transmission piece, current transmission piece and positioning rod one or positioning rod two are movably connected, and the electrode body is contacted with current transmission piece by movable piece.

[0006] Preferably, the extrusion air bag is located on the side of the electrode body close to the head ring, the middle part of the connecting plate is provided with a groove, one end of the groove is fixedly connected with the current transmission piece, and the other end of the groove is movably connected with the movable piece.

[0007] Preferably, the middle part of the first ring body inner chamber is fixedly connected with a reinforcing piece, and the arc-shaped structure formed by the reinforcing piece and the current transmission piece one is movably connected with the inner chamber of the second ring body.

[0008] Preferably, the positioning rod one is an I-shaped structure, the end of the positioning rod one is in contact with the inner wall of the first ring body, the middle part of the positioning rod one is located between the reinforcing sheet and the current transmission sheet one, and the middle part of the positioning rod one is in contact with the current transmission sheet one.

[0009] Preferably, the positioning rod two is an I-shaped structure, the middle part of the positioning rod two is provided with a conductive block in contact with the current transmission sheet two, and the end of the positioning rod two is in contact with the inner wall of the second ring body.

[0010] Preferably, the outer surface of the head ring is wrapped with an elastic sleeve, the inner wall of the head ring is fixedly connected with an isolation pad, and one end of the head ring is provided with a sensor chip.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1、The stretchable sensor has the function of being stretchable due to the arrangement of the head ring, the size of the head ring can be adjusted according to requirements, so that the sensor can adapt to various groups of people and the adaptability of the sensor is improved. The electrode structure is pressed by the squeeze air bag, so that the electrode body and the collection part are always in close contact, and the use of the sensor is facilitated.

[0013] 2、The stretchable sensor is provided with current transmission channels one and two, the current transmission channels one and two are one of the constituent structures of the head ring and have the function of conducting electricity, so that when the sensor is used, the electrode body is connected with the sensor chip through the current transmission channels one and two, and then the wire harness can be omitted. The sensor cancels the wire harness connection mode, reduces the production difficulty of the sensor, reduces the production cost, and reduces the production process. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view of the structure of the utility model;

[0015] Figure 2 It is a structure of the utility model Figure 1 It is an explosion schematic view;

[0016] Figure 3 It is an explosion schematic view of the head ring of the structure of the utility model;

[0017] Figure 4 It is a contact and schematic view of the positioning rod one and the current transmission sheet one of the structure of the utility model;

[0018] Figure 5 It is a contact and schematic view of the positioning rod two and the current transmission sheet two of the structure of the utility model;

[0019] Figure 6 The utility model discloses electrode structure structure explosion schematic diagram.

[0020] In the drawing: 1, first ring body;2, telescopic cover;3, connecting plate;4, second ring body;5, movable piece;6, electrode body;7, extrusion air bag;8, current transmission piece one;9, reinforcing sheet;10, sensor chip;11, positioning rod one;12, connecting block;13, current transmission piece two;14, positioning rod two;15, movable piece. Specific implementation

[0021] The utility model discloses electrode structure structure explosion schematic diagram.

[0022] The utility model provides a telescopic sensor, including head ring and electrode structure, head ring is U type telescopic structure, head ring includes first ring body 1 and second ring body 4, and first ring body 1 and second ring body 4 are all hollow structure, and the middle part fixed connection of first ring body 1 inner chamber has current transmission piece one 8, and the bottom of the other end of current transmission piece one 8 is equipped with connecting block 12, and the middle part fixed connection of first ring body 1 inner chamber has reinforcing sheet 9, and the arc structure of reinforcing sheet 9 and current transmission piece one 8 forms with second ring body 4's inner chamber swing joint, and the middle part of one side of second ring body 4 inner chamber is equipped with limit slot, and connecting block 12 with the inner chamber swing joint of limit slot, through the setting of arc structure and connecting block 12, under the action of external force, arc structure can move in the inner chamber of second ring body 4, changes the size of head ring and makes head ring can adapt to the head circumference of a variety of people, improves the adaptability of the sensor.

[0023] The inner chamber of limit slot is fixedly connected with current transmission piece two 13, and current transmission piece one 8 and current transmission piece two 13 are contacted through connecting block 12, through the setting of connecting block 12, current transmission piece two 13 and current transmission piece one 8 are always in the state of contact, and the transmission of current is facilitated.

[0024] Reinforcing sheet 9 and current transmission piece one 8 are all elastic material, can be metal copper, and the outer side wall of both current transmission piece one 8 and reinforcing sheet 9 is provided with insulating layer, and the material of connecting block 12 is conductive material, can be metal copper.

[0025] Head ring is provided with electrode structure, and current transmission piece one 8 is connected with electrode structure through positioning rod one 11, and current transmission piece two 13 is connected with another motor structure through positioning rod two 14.

[0026] The positioning rod one 11 is in an I-shaped structure, the end of the positioning rod one 11 is in contact with the inner wall of the first ring body 1, the middle part of the positioning rod one 11 is located between the reinforcing sheet 9 and the current transmission sheet one 8, and the middle part of the positioning rod one 11 is in contact with the current transmission sheet one 8. Through the arrangement of the positioning rod one 11, the inner cavity of the first ring body 1 can limit the positioning rod one 11, and the positioning rod one 11 can move in the cavity between the reinforcing sheet 9 and the current transmission sheet one 8.

[0027] The positioning rod two 14 is in an I-shaped structure, the middle part of the positioning rod two 14 is provided with a conductive block in contact with the current transmission sheet two 13, and the end of the positioning rod two 14 is in contact with the inner wall of the second ring body 4. Through the arrangement of the positioning rod two 14, the inner cavity of the second ring body 4 can limit the positioning rod two 14, and the positioning rod two 14 can move in the inner cavity of the second ring body 4.

[0028] The electrode structure includes an electrode body 6, an extrusion air bag 7 fixedly connected with the electrode body 6, and a connecting plate 3 fixedly connected with the end of the extrusion air bag 7. The extrusion air bag 7 is located on the side of the electrode body 6 close to the head-mounted ring. The middle part of the connecting plate 3 is provided with a groove. One end of the groove is fixedly connected with a current transmission sheet. The other end of the groove is movably provided with a movable sheet 15. The movable sheet 15 is in contact with the current transmission sheet. The movable sheet 15 is fixedly connected with the electrode body 6. The movable sheet 15 is made of a conductive material. A spring sleeve is arranged between the electrode body 6 and the connecting plate 3. The spring sleeve is made of rubber. The spring sleeve wraps the movable sheet 15 to reduce the influence of dust on the movable sheet 15. The movable sheet 15 and the current transmission sheet are both made of a conductive material and can be used to transmit current.

[0029] The current transmission sheet is movably connected with the positioning rod one 11 or the positioning rod two 14. The current collected by the electrode body 6 can be transmitted to the current transmission sheet two 13 and the current transmission sheet one 8. One end of the current transmission sheet two 13 or the current transmission sheet one 8 is connected with a sensor chip 10 arranged at one end of the head-mounted ring. The current collected by the electrode body 6 can flow to the sensor chip 10 to realize the collection of brain waves. The positioning rod one 11 and the positioning rod two 14 are both made of a conductive material, which can be metal copper.

[0030] The outer surface of the head-mounted ring is wrapped with a telescopic sleeve 2. The telescopic sleeve 2 can protect and shield the head-mounted ring to improve the aesthetics of the head-mounted ring. The telescopic sleeve 2 is made of rubber. An isolation pad is fixedly connected to the inner wall of the head-mounted ring. The isolation pad is made of rubber to reduce the pressure on the user's head when the head-mounted ring is used and improve the comfort during use.

[0031] The connecting plate 3 is in contact with the head ring and the telescopic sleeve 2, and the connecting plate 3 has damping with the head ring and the telescopic sleeve 2, under the action of the damping, the restriction on the electrode structure is released, the position of the electrode structure can be kept unchanged, the use is facilitated, and the electrode body 6 and the collection part are always in close contact under the pressing of the squeeze air bag 7, so that the use of the sensor is facilitated.

[0032] As can be known from the above description, the telescopic sensor can adjust the size of the head ring according to the requirement during use, so that the sensor can adapt to various people, improve the adaptability of the sensor, and the movable piece 15, the current transmission piece, the positioning rod one 11 or the positioning rod two 14 form a current transmission channel one, the current transmission piece one 8 and the current transmission piece two 13 form a current transmission channel two, the current transmission channel one and the current transmission channel two have a conductive function, the electrode body 6 is connected with the sensor chip 10 through the current transmission channel one and the current transmission channel two, the wire harness connection mode is cancelled, the production difficulty of the sensor is reduced, the production cost is reduced, and the production process is reduced.

[0033] As can be known from the above description, the telescopic sensor can adjust the size of the head ring according to the requirement during use, so that the sensor can adapt to various people, improve the adaptability of the sensor, and the movable piece 15, the current transmission piece, the positioning rod one 11 or the positioning rod two 14 form a current transmission channel one, the current transmission piece one 8 and the current transmission piece two 13 form a current transmission channel two, the current transmission channel one and the current transmission channel two have a conductive function, the electrode body 6 is connected with the sensor chip 10 through the current transmission channel one and the current transmission channel two, the wire harness connection mode is cancelled, the production difficulty of the sensor is reduced, the production cost is reduced, and the production process is reduced.

[0034] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, which will not be described in detail, the contents not described in detail in the specification belong to the prior art known to the person skilled in the art, although the embodiments of the utility model have been shown and described, it can be understood by the person skilled in the art that the embodiments can be changed, modified, replaced and modified in various ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A scalable sensor comprising a headgear loop and an electrode structure, characterized by: The head ring comprises a first ring body (1) and a second ring body (4), both of which are hollow structures, the middle part of the inner cavity of the first ring body (1) is fixedly connected with a current transmission sheet one (8), the middle part of one side of the inner cavity of the second ring body (4) is provided with a limiting groove, the inner cavity of the limiting groove is fixedly connected with a current transmission sheet two (13), the current transmission sheet one (8) and the current transmission sheet two (13) are in contact through a connecting block (12), and the connecting block (12) is movably connected with the inner cavity of the limiting groove, the current transmission sheet one (8) is connected with an electrode structure through a positioning rod one (11), and the current transmission sheet two (13) is connected with another motor structure through a positioning rod two (14). The electrode structure comprises an electrode body (6), an extrusion air bag (7) fixedly connected with the electrode body (6) and a connecting plate (3) fixedly connected with the end of the extrusion air bag (7), the middle part of the inner cavity of the connecting plate (3) is fixedly connected with a current transmission sheet, the current transmission sheet is movably connected with the positioning rod one (11) or the positioning rod two (14), and the electrode body (6) is in contact with the current transmission sheet through a movable sheet (15).

2. A retractable sensor according to claim 1, wherein: The extrusion air bag (7) is located on the side of the electrode body (6) close to the head ring, the middle part of the connecting plate (3) is provided with a groove, one end of the groove is fixedly connected with the current transmission sheet, and the other end of the groove is movably connected with the movable sheet (15).

3. A retractable sensor according to claim 1, wherein: The middle part of the inner cavity of the first ring body (1) is fixedly connected with a reinforcing sheet (9), and the arc-shaped structure formed by the reinforcing sheet (9) and the current transmission sheet one (8) is movably connected with the inner cavity of the second ring body (4).

4. A retractable sensor according to claim 3, wherein: The positioning rod one (11) is in the shape of an I-beam, the end of the positioning rod one (11) is in contact with the inner wall of the first ring body (1), the middle part of the positioning rod one (11) is located between the reinforcing sheet (9) and the current transmission sheet one (8), and the middle part of the positioning rod one (11) is in contact with the current transmission sheet one (8).

5. A retractable sensor according to claim 1, wherein: The positioning rod two (14) is in the shape of an I-beam, the middle part of the positioning rod two (14) is provided with a conductive block in contact with the current transmission sheet two (13), and the end of the positioning rod two (14) is in contact with the inner wall of the second ring body (4).

6. A retractable sensor according to claim 1, wherein: The outer surface of the head ring is wrapped with an elastic sleeve (2), the inner wall of the head ring is fixedly connected with an isolation pad, and one end of the head ring is provided with a sensor chip (10).

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