CN219331639U - EEG-fNIRS data collection and analysis system - Google Patents
EEG-fNIRS data collection and analysis system Download PDFInfo
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- CN219331639U CN219331639U CN202320479951.6U CN202320479951U CN219331639U CN 219331639 U CN219331639 U CN 219331639U CN 202320479951 U CN202320479951 U CN 202320479951U CN 219331639 U CN219331639 U CN 219331639U
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Abstract
The utility model discloses an EEG-fNIRS data collection and analysis system, which comprises a signal collection cap, an analysis device, a wire harness and an adjustment device, wherein the signal collection cap is connected with the analysis device; the signal acquisition cap is provided with a plurality of EEG electrodes and an fNIRS probe; the harness includes a plurality of EEG connection wires, a plurality of fnigs connection wires; the adjusting device comprises an adjusting rod rotatably mounted on the analyzing device, a first adjusting sleeve, a plurality of elastic unidirectional supporting claw units, an avoiding mechanism, a supporting rod rotatably mounted on the top end of the adjusting rod and a second adjusting sleeve slidably sleeved on the supporting rod, wherein the elastic unidirectional supporting claw units are sequentially arranged on the adjusting rod along the axial direction of the adjusting rod and used for supporting the first adjusting sleeve. The utility model has higher time and spatial resolution, can improve the accuracy and comprehensiveness of brain function measurement, and ensures that the adjustment operation of the first adjusting sleeve and the second adjusting sleeve is more convenient and quick, thereby saving the adjustment time and being convenient for use.
Description
Technical Field
The utility model relates to an EEG-fNIRS data collection and analysis system.
Background
Along with the continuous development of technology, an EEG-fNIRS data collection and analysis system is gradually applied to the medical field, and the EEG (electroencephalogram technology) and the fNIRS (near infrared brain imaging technology) are combined, so that the EEG-fNIRS data collection and analysis system has higher time and spatial resolution, and can improve the accuracy and the comprehensiveness of brain function measurement. The existing EEG-fNIRS data collection and analysis system comprises a signal collection cap, an analysis device and a wire harness; the signal acquisition cap is used for acquiring brain information and is provided with a plurality of EEG electrodes and an fNIRS probe, and the analysis device is used for processing and analyzing the brain information acquired by the signal acquisition cap; the harness includes a plurality of EEG connection lines respectively corresponding to the plurality of EEG electrodes one by one and connected between the corresponding EEG electrodes and the analyzing device, and a plurality of fNIRS connection lines respectively corresponding to the plurality of fNIRS probes one by one and connected between the corresponding fNIRS probes and the analyzing device. However, due to the large number of EEG connecting wires and fnigs connecting wires, when the wire harness is applied to measuring staff with different heights (especially measuring staff with large height difference) or different measuring positions, the wire harness is often required to be adjusted so as to avoid the problems that the connecting wires are pulled to be loosened or poor in contact and the like. In order to facilitate the adjustment of the wire harness, the partial EEG-fNIRS data collection and analysis system also adopts an adjusting device, wherein the adjusting device comprises an adjusting rod, a first adjusting sleeve movably sleeved on the adjusting rod, a supporting rod rotatably installed on the top end of the adjusting rod and a second adjusting sleeve sleeved on the supporting rod; the first adjusting sleeve and the second adjusting sleeve are both used for being sleeved on the wire harness, so that the length of the wire harness penetrating out of the adjusting device can be adjusted through adjusting the positions of the first adjusting sleeve and the second adjusting sleeve, and the wire harness is convenient for measuring personnel with different heights or measuring positions. When using, only need promote the position that alright second adjustment sleeve with the bracing piece that is the level setting with the second adjustment sleeve, but because the regulation pole is vertical setting, this first adjustment sleeve needs to pass through the bolt, the nut locks on adjusting the pole to cause when adjusting the position of first adjustment sleeve, still need dismantle nut, bolt with the help of the spanner, just can promote first adjustment sleeve along adjusting the pole, and after the second adjustment sleeve promotes in place, still need the grafting bolt, and lock the nut through the spanner, thereby cause the regulation of first adjustment sleeve position comparatively time-consuming, still be inconvenient for use.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model aims to provide an EEG-fNIRS data collection and analysis system which can enable the adjustment operation of a first adjusting sleeve and a second adjusting sleeve to be convenient and quick, save the adjustment time and improve the efficiency so as to be convenient to use.
The utility model adopts the following technical scheme:
an EEG-fNIRS data collection and analysis system comprises a signal collection cap, an analysis device, a wire harness and an adjustment device; the signal acquisition cap is used for acquiring brain information and is provided with a plurality of EEG electrodes and an fNIRS probe, and the analysis device is used for processing and analyzing the brain information acquired by the signal acquisition cap; the wire harness comprises a plurality of EEG connecting wires which are respectively in one-to-one correspondence with the plurality of EEG electrodes and are connected between the corresponding EEG electrodes and the analysis device, and a plurality of fNIRS connecting wires which are respectively in one-to-one correspondence with the plurality of fNIRS probes and are connected between the corresponding fNIRS probes and the analysis device; the adjusting device comprises an adjusting rod rotatably mounted on the analyzing device, a first adjusting sleeve movably sleeved on the adjusting rod, a plurality of elastic unidirectional supporting claw units which are sequentially arranged on the adjusting rod along the axial direction of the adjusting rod and used for supporting the first adjusting sleeve, an avoiding mechanism, a supporting rod rotatably mounted on the top end of the adjusting rod, and a second adjusting sleeve slidably sleeved on the supporting rod; the first adjusting sleeve and the second adjusting sleeve are both used for sleeving the wire harness; the first adjusting sleeve is provided with a pushing structure for pushing the elastic unidirectional supporting claw units into the adjusting rod when the first adjusting sleeve moves upwards along the adjusting rod; the avoidance mechanism is arranged on the adjusting rod and used for controlling the elastic unidirectional supporting claw units to move into the adjusting rod.
The elastic unidirectional supporting claw unit comprises a first supporting claw movably arranged in the adjusting rod, a second supporting claw movably arranged in the adjusting rod and a spring propped between the first supporting claw and the second supporting claw; the extension cavity penetrates through one side face of the adjusting rod and is formed into a first extension hole for extending the first supporting claw, and the extension cavity also penetrates through the other side face of the adjusting rod and is formed into a second extension hole for extending the second supporting claw.
The lower end of the first supporting claw is provided with a first inclined bottom surface, and the first inclined bottom surface gradually inclines downwards from one end of the first inclined bottom surface far away from the second supporting claw to one end close to the second supporting claw; the pushing structure comprises a first propping inclined surface which is arranged at the upper end of the first adjusting sleeve and used for propping against the first inclined bottom surface, and the inclination of the first propping inclined surface is matched with that of the first inclined bottom surface.
The lower end of the second supporting claw is provided with a second inclined bottom surface, and the second inclined bottom surface gradually inclines downwards from one end of the second inclined bottom surface far away from the first supporting claw to one end close to the first supporting claw; the pushing structure further comprises a second propping inclined surface which is arranged at the upper end of the first adjusting sleeve and used for propping against the second inclined bottom surface, and the inclination of the second propping inclined surface is matched with that of the second inclined bottom surface.
The avoidance mechanism comprises a first pushing handle, a second pushing handle and a rotation direction driving assembly, wherein the first pushing handle is movably arranged in the adjusting rod and used for pushing the first supporting claw of each elastic unidirectional supporting claw unit towards the second supporting claw, the second pushing handle is movably arranged in the adjusting rod and used for pushing the second supporting claw of each elastic unidirectional supporting claw unit towards the first supporting claw, and the rotation direction driving assembly; the rotation direction driving assembly is used for driving the first pushing handle and the second pushing handle to move oppositely and is also used for driving the first pushing handle and the second pushing handle to move back.
The adjusting rod is provided with a mounting hole, and the rotation direction driving assembly comprises a rotating screw rod which is matched with the mounting hole and is rotatably arranged in the mounting hole, a first nut fixed on the first pushing handle and a second nut fixed on the second pushing handle; the rotary screw comprises a first thread section and a second thread section, and the thread direction of the first thread section is opposite to that of the second thread section; the first nut is in threaded connection with the first threaded section, and the second nut is in threaded connection with the second threaded section.
The first supporting claw is provided with a first bearing plate which is used for the first pushing handle to lean against and protrude outwards; the second supporting claw is provided with a second bearing plate which is used for the second pushing handle to lean against and protrude outwards.
The second adjusting sleeve is positioned on the supporting rod through a bolt.
The second adjusting sleeve is provided with inserting holes for inserting the bolts, and the supporting rod is provided with a plurality of inserting holes which are sequentially arranged along the length direction of the supporting rod and are used for inserting the bolts.
The rotation axis of the adjusting rod relative to the analysis device is perpendicular to the rotation axis of the supporting rod relative to the adjusting rod.
Compared with the prior art, the utility model has the beneficial effects that:
the EEG-fNIRS data collection and analysis system provided by the utility model is based on the adoption of the signal collection cap, the analysis device, the wire harness and the adjusting device, and the adjusting device adopts the combination of the adjusting rod, the first adjusting sleeve, the plurality of elastic unidirectional claw supporting units, the avoiding mechanism, the supporting rod and the second adjusting sleeve, so that the adjusting operation of the first adjusting sleeve and the second adjusting sleeve is more convenient and quick, the adjusting time is saved, the efficiency is improved, and the use is convenient; moreover, by reasonably arranging the avoiding mechanism, the first supporting claw and the second supporting claw of each elastic unidirectional supporting claw unit can be controlled to move conveniently, the volume can be reduced, and the vacant space can be saved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an exploded view of an analysis device and a conditioning device;
FIG. 3 is an exploded view of the adjustment device;
FIG. 4 is a cross-sectional view of the adjustment device;
10, a signal acquisition cap; 11. EEG electrodes; 12. an fNIRS probe; 20. an analysis device; 30. a wire harness; 31. EEG connecting lines; 32. an fNIRS connecting wire; 40. an adjusting device; 41. an adjusting rod; 42. a first adjustment sleeve; 43. a second adjusting sleeve; 44. extending out of the cavity; 50. a pushing structure; 51. a first abutment inclined surface; 52. a second abutment inclined surface; 60. an avoidance mechanism; 61. a first push handle; 62. a second push handle; 70. a support rod; 71. a plug pin; 72. a plug hole; 80. an elastic unidirectional claw supporting unit; 81. a first holding claw; 82. a second holding claw; 83. a spring; 84. a first sloped bottom surface; 85. a second sloped bottom surface; 86. a first pressure-bearing plate; 87. a second pressure-bearing plate; 90. a spin-on drive assembly; 91. rotating the screw; 92. a first nut; 93. and a second nut.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
As shown in fig. 1-4, an EEG-fnrs data collection and analysis system comprises a signal collection cap 10, an analysis device 20, a harness 30, and an adjustment device 40; the signal acquisition cap 10 is used for acquiring brain information and is provided with a plurality of EEG electrodes 11 and an fNIRS probe 12, and the analysis device 20 is used for processing and analyzing the brain information acquired by the signal acquisition cap 10; the harness 30 includes a plurality of EEG connection wires 31 which are respectively in one-to-one correspondence with the plurality of EEG electrodes 11 and connected between the corresponding EEG electrodes 11 and the analysis device 20, and a plurality of fnrs connection wires 32 which are respectively in one-to-one correspondence with the plurality of fnrs probes 12 and connected between the corresponding fnrs probes 12 and the analysis device 20; the adjusting device 40 comprises an adjusting rod 41 rotatably mounted on the analyzing device 20, a first adjusting sleeve 42 movably sleeved on the adjusting rod 41, a plurality of elastic unidirectional claw supporting units 80 which are sequentially arranged on the adjusting rod 41 along the axial direction of the adjusting rod 41 and used for supporting the first adjusting sleeve 42, an avoidance mechanism 60, a supporting rod 70 rotatably mounted on the top end of the adjusting rod 41, and a second adjusting sleeve 43 slidably sleeved on the supporting rod 70; the first adjusting sleeve 42 and the second adjusting sleeve 43 are both used for sleeving the wire harness 30; the adjusting rod 41 is provided with a plurality of extending cavities 44 which are respectively in one-to-one correspondence with the plurality of elastic unidirectional supporting claw units 80 and are used for extending the corresponding elastic unidirectional supporting claw units 80, and the first adjusting sleeve 42 is provided with a pushing structure 50 which is used for pushing the elastic unidirectional supporting claw units 80 into the adjusting rod 41 when the adjusting rod 41 moves upwards; the avoiding mechanism 60 is mounted on the adjusting rod 41 and is used for controlling the plurality of elastic unidirectional pawl units 80 to move into the adjusting rod 41.
In the adjusting process of the first adjusting sleeve 42 and the second adjusting sleeve 43, the position of the second adjusting sleeve 43 can be adjusted by pushing the second adjusting sleeve 43 along the axial direction of the supporting rod 70, the elastic unidirectional supporting claw unit 80 can be pushed into the adjusting rod 41 by the pushing structure 50 by pushing the first adjusting sleeve 42 upwards, so that the first adjusting sleeve 42 can move upwards beyond the elastic unidirectional supporting claw unit 80, after the first adjusting sleeve 42 is pushed upwards in place, the lower elastic unidirectional supporting claw unit 80 can be utilized to play a supporting role, the first adjusting sleeve 42 can be pushed downwards by controlling the elastic unidirectional supporting claw units 80 to move into the adjusting rod 41 by the avoiding mechanism 60, and after the first adjusting sleeve 42 is pushed in place, the elastic unidirectional supporting claw unit 80 is released by the avoiding mechanism 60, the first adjusting sleeve 42 is supported by the lower elastic unidirectional supporting claw unit 80, so that the position adjustment of the first adjusting sleeve 42 and the second adjusting sleeve 43 can be finished by the mode, measuring personnel or different measuring positions can be used conveniently, and quickly and conveniently adjusted by the adjusting nut 42 and the adjusting nut can be conveniently adjusted by the adjusting nut 42, the adjusting nut is saved, the adjusting nut is convenient to use, and the adjusting nut is convenient to install and the adjusting nut.
The elastic unidirectional supporting claw unit 80 comprises a first supporting claw 81 movably arranged in the adjusting rod 41, a second supporting claw 82 movably arranged in the adjusting rod 41 and a spring 83 propped between the first supporting claw 81 and the second supporting claw 82; the extension chamber 44 penetrates one side of the adjustment lever 41 and forms a first extension port through which the first holding jaw 81 extends, and the extension chamber 44 also penetrates the other side of the adjustment lever 41 and forms a second extension port through which the second holding jaw 82 extends. By adopting the combination design of the first supporting claw 81, the second supporting claw 82 and the spring 83 for the elastic unidirectional supporting claw unit 80, the two ends of the first adjusting sleeve 42 can be supported by means of the first supporting claw 81 and the second supporting claw 82, so that the stability of supporting the first adjusting sleeve 42 can be improved.
The lower end of the first supporting claw 81 is provided with a first inclined bottom surface 84, and the first inclined bottom surface 84 gradually inclines downwards from one end of the first inclined bottom surface 84 away from the second supporting claw 82 to one end close to the second supporting claw 82; the pushing structure 50 includes a first pushing inclined surface 51 disposed at the upper end of the first adjusting sleeve 42 and configured to push against the first inclined bottom surface 84, where the inclination of the first pushing inclined surface 51 matches the inclination of the first inclined bottom surface 84. The lower end of the second supporting claw 82 is provided with a second inclined bottom surface 85, and the second inclined bottom surface 85 gradually inclines downwards from one end of the second inclined bottom surface 85 away from the first supporting claw 81 to one end close to the first supporting claw 81; the pushing structure 50 further includes a second pushing inclined surface 52 disposed at the upper end of the first adjusting sleeve 42 and configured to push against the second inclined bottom surface 85, where the inclination of the second pushing inclined surface 52 matches the inclination of the second inclined bottom surface 85. By combining the first pushing inclined surface 51 and the second pushing inclined surface 52 with the pushing structure 50, when the first adjusting sleeve 42 is pushed upward, the first pushing inclined surface 51 can be used for pushing the first inclined bottom surface 84 and the second pushing inclined surface 52 against the second inclined bottom surface 85, so that the first supporting claw 81 and the second supporting claw 82 can be pushed into the adjusting rod 41 from the first extending opening and the second extending opening respectively, the spring 83 is compressed, at this time, the first adjusting sleeve 42 can be pushed upward, and after the first adjusting sleeve 42 passes over the elastic unidirectional supporting claw unit 80, the first supporting claw 81 and the second supporting claw 82 move outwards under the elastic force of the spring 83, and the supporting and supporting effects on the first adjusting sleeve 42 are achieved through the extending opening and the second extending opening respectively.
Specifically, the first supporting claw 81 is provided with a first positioning column, the second supporting claw 82 is provided with a second positioning column, one end of the spring 83 is sleeved on the first positioning column, and the other end of the spring 83 is sleeved on the second positioning column.
The avoiding mechanism 60 comprises a first pushing handle 61 movably installed in the adjusting rod 41 and used for pushing the first supporting claw 81 of each elastic unidirectional supporting claw unit 80 towards the second supporting claw 82, a second pushing handle 62 movably installed in the adjusting rod 41 and used for pushing the second supporting claw 82 of each elastic unidirectional supporting claw unit 80 towards the first supporting claw 81, and a rotation direction driving assembly 90; the rotation direction driving assembly 90 is used for driving the first pushing handle 61 and the second pushing handle 62 to move in opposite directions, and is also used for driving the first pushing handle 61 and the second pushing handle 62 to move in opposite directions. The adjusting rod 41 is provided with a mounting hole, and the rotation direction driving assembly 90 comprises a rotary screw 91 which is matched with the mounting hole and is rotatably arranged in the mounting hole, a first nut 92 fixed on the first pushing handle 61 and a second nut 93 fixed on the second pushing handle 62; the rotary screw 91 includes a first thread section and a second thread section, the thread direction of the first thread section is opposite to the thread direction of the second thread section; the first nut 92 is screwed onto the first threaded section and the second nut 93 is screwed onto the second threaded section. The first supporting claw 81 is provided with a first bearing plate 86 for the first pushing handle 61 to lean against and protrude outwards; the second supporting claw 82 is provided with a second bearing plate 87 against which the second push handle 62 abuts and projects outward. When the rotary screw 91 is rotated in the forward direction, the first push handle 61 and the second push handle 62 move towards each other under the action of the first nut 92 and the second nut 93, so that the first push handle 61 pushes the first bearing plate 86 to move towards the direction close to the second supporting jaw 82, and the second push handle 62 pushes the second bearing plate 87 to move towards the direction close to the first supporting jaw 81, so that the first supporting jaw 81 and the second supporting jaw 82 can be synchronously driven to move towards the adjusting rod 41, and the first push handle 61 and the second push handle 62 move away from each other under the action of the first nut 92 and the second nut 93 by rotating the rotary screw 91 in the reverse direction, at this time, the supporting force on the first supporting jaw 81 and the second supporting jaw 82 is removed, and the first supporting jaw 81 and the second supporting jaw 82 respectively extend towards the first extension opening and the second extension opening under the action of the elastic force of the spring 83. By adopting the above structure for the avoidance mechanism 60, the first and second holding claws 81 and 82 of all the elastic unidirectional holding claw units 80 can be moved into the adjusting rod 41 at one time, and the volume can be reduced, the space can be saved, and the control operation of the first and second pushing handles 61 and 62 can be facilitated.
Specifically, the first bearing plate 86 is provided with a first embedding groove, the first pushing handle 61 is provided with a first protruding strip, the first protruding strip is embedded in the first embedding groove of each elastic unidirectional supporting jaw unit 80, the second bearing plate 87 is provided with a second embedding groove, the second pushing handle 62 is provided with a second protruding strip, the second protruding strip is embedded in the second embedding groove of each elastic unidirectional supporting jaw unit 80, and by adopting the above structure, the stability of the cooperation of the first pushing handle 61 and each first supporting jaw 81 and the cooperation of the second pushing handle 62 and each second supporting jaw 82 can be improved.
The second adjusting bush 43 is positioned on the support rod 70 by a latch 71. The second adjusting sleeve 43 is provided with insertion holes for inserting the bolts 71, the supporting rod 70 is provided with a plurality of insertion holes 72 which are sequentially arranged along the length direction of the supporting rod and are inserted by the bolts 71, and the second adjusting sleeve 43 is pushed to align with the insertion holes 72 and is inserted into the insertion holes and the corresponding insertion holes 72 through the bolts 71, so that the positioning stability of the second adjusting sleeve 43 can be improved, and the displacement phenomenon of the second adjusting sleeve 43 due to collision and the like can be avoided. Specifically, the lower end of the bolt 71 is provided with a magnet block for attracting the magnetism inside the support rod 70, and when the bolt 71 is inserted into the corresponding insertion hole 72, the stability of the installation of the bolt 71 can be improved by attracting the magnetism inside the support rod 70 by using the magnet block.
The rotation axis of the adjusting rod 41 relative to the analyzing device 20 is perpendicular to the rotation axis of the supporting rod 70 relative to the adjusting rod 41, so that the positions of the first adjusting sleeve 42 and the second adjusting sleeve 43 can be flexibly adjusted by rotating the adjusting rod 41 relative to the analyzing device 20, the adjusting rod 41 can be detached from the analyzing device 20 in a non-use state, the supporting rod 70 is rotated to a position flush with the adjusting rod 41 relative to the adjusting rod 41, the size can be reduced, and the storage and the transportation are convenient.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (10)
1. An EEG-fnrs data collection analysis system, characterized by: comprises a signal acquisition cap, an analysis device, a wire harness and an adjusting device; the signal acquisition cap is used for acquiring brain information and is provided with a plurality of EEG electrodes and an fNIRS probe, and the analysis device is used for processing and analyzing the brain information acquired by the signal acquisition cap; the wire harness comprises a plurality of EEG connecting wires which are respectively in one-to-one correspondence with the plurality of EEG electrodes and are connected between the corresponding EEG electrodes and the analysis device, and a plurality of fNIRS connecting wires which are respectively in one-to-one correspondence with the plurality of fNIRS probes and are connected between the corresponding fNIRS probes and the analysis device; the adjusting device comprises an adjusting rod rotatably mounted on the analyzing device, a first adjusting sleeve movably sleeved on the adjusting rod, a plurality of elastic unidirectional supporting claw units which are sequentially arranged on the adjusting rod along the axial direction of the adjusting rod and used for supporting the first adjusting sleeve, an avoiding mechanism, a supporting rod rotatably mounted on the top end of the adjusting rod, and a second adjusting sleeve slidably sleeved on the supporting rod; the first adjusting sleeve and the second adjusting sleeve are both used for sleeving the wire harness; the first adjusting sleeve is provided with a pushing structure for pushing the elastic unidirectional supporting claw units into the adjusting rod when the first adjusting sleeve moves upwards along the adjusting rod; the avoidance mechanism is arranged on the adjusting rod and used for controlling the elastic unidirectional supporting claw units to move into the adjusting rod.
2. The EEG-fnrs data collection analysis system of claim 1, wherein: the elastic unidirectional supporting claw unit comprises a first supporting claw movably arranged in the adjusting rod, a second supporting claw movably arranged in the adjusting rod and a spring propped between the first supporting claw and the second supporting claw; the extension cavity penetrates through one side face of the adjusting rod and is formed into a first extension hole for extending the first supporting claw, and the extension cavity also penetrates through the other side face of the adjusting rod and is formed into a second extension hole for extending the second supporting claw.
3. The EEG-fnrs data collection analysis system of claim 2, wherein: the lower end of the first supporting claw is provided with a first inclined bottom surface, and the first inclined bottom surface gradually inclines downwards from one end of the first inclined bottom surface far away from the second supporting claw to one end close to the second supporting claw; the pushing structure comprises a first propping inclined surface which is arranged at the upper end of the first adjusting sleeve and used for propping against the first inclined bottom surface, and the inclination of the first propping inclined surface is matched with that of the first inclined bottom surface.
4. An EEG-fnrs data collection analysis system according to claim 3, wherein: the lower end of the second supporting claw is provided with a second inclined bottom surface, and the second inclined bottom surface gradually inclines downwards from one end of the second inclined bottom surface far away from the first supporting claw to one end close to the first supporting claw; the pushing structure further comprises a second propping inclined surface which is arranged at the upper end of the first adjusting sleeve and used for propping against the second inclined bottom surface, and the inclination of the second propping inclined surface is matched with that of the second inclined bottom surface.
5. The EEG-fnrs data collection analysis system of claim 2, wherein: the avoidance mechanism comprises a first pushing handle, a second pushing handle and a rotation direction driving assembly, wherein the first pushing handle is movably arranged in the adjusting rod and used for pushing the first supporting claw of each elastic unidirectional supporting claw unit towards the second supporting claw, the second pushing handle is movably arranged in the adjusting rod and used for pushing the second supporting claw of each elastic unidirectional supporting claw unit towards the first supporting claw, and the rotation direction driving assembly; the rotation direction driving assembly is used for driving the first pushing handle and the second pushing handle to move oppositely and is also used for driving the first pushing handle and the second pushing handle to move back.
6. The EEG-fnrs data collection analysis system of claim 5, wherein: the adjusting rod is provided with a mounting hole, and the rotation direction driving assembly comprises a rotating screw rod which is matched with the mounting hole and is rotatably arranged in the mounting hole, a first nut fixed on the first pushing handle and a second nut fixed on the second pushing handle; the rotary screw comprises a first thread section and a second thread section, and the thread direction of the first thread section is opposite to that of the second thread section; the first nut is in threaded connection with the first threaded section, and the second nut is in threaded connection with the second threaded section.
7. The EEG-fnrs data collection analysis system of claim 6, wherein: the first supporting claw is provided with a first bearing plate which is used for the first pushing handle to lean against and protrude outwards; the second supporting claw is provided with a second bearing plate which is used for the second pushing handle to lean against and protrude outwards.
8. The EEG-fnrs data collection analysis system of claim 1, wherein: the second adjusting sleeve is positioned on the supporting rod through a bolt.
9. The EEG-fnrs data collection analysis system of claim 8, wherein: the second adjusting sleeve is provided with inserting holes for inserting the bolts, and the supporting rod is provided with a plurality of inserting holes which are sequentially arranged along the length direction of the supporting rod and are used for inserting the bolts.
10. The EEG-fnrs data collection analysis system of claim 1, wherein: the rotation axis of the adjusting rod relative to the analysis device is perpendicular to the rotation axis of the supporting rod relative to the adjusting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320479951.6U CN219331639U (en) | 2023-03-13 | 2023-03-13 | EEG-fNIRS data collection and analysis system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320479951.6U CN219331639U (en) | 2023-03-13 | 2023-03-13 | EEG-fNIRS data collection and analysis system |
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| CN219331639U true CN219331639U (en) | 2023-07-14 |
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| CN202320479951.6U Active CN219331639U (en) | 2023-03-13 | 2023-03-13 | EEG-fNIRS data collection and analysis system |
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