CN217219022U - Mental stress VR evaluation system - Google Patents
Mental stress VR evaluation system Download PDFInfo
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- CN217219022U CN217219022U CN202122979801.5U CN202122979801U CN217219022U CN 217219022 U CN217219022 U CN 217219022U CN 202122979801 U CN202122979801 U CN 202122979801U CN 217219022 U CN217219022 U CN 217219022U
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Abstract
The utility model discloses a mental pressure VR evaluation system, wherein an evaluation cabin comprises a closed sound insulation space formed by a base, an annular outer wall and a top seat, and a door body for a testee to enter is arranged on the annular outer wall; the VR glasses are hung in the evaluation cabin and used for providing evaluation pictures and/or evaluation scenes for the testee; the voice prompt device comprises an annular frame and a voice prompt piece arranged on the annular frame and used for providing voice prompt and/or voice evaluation for the testee; the base body is arranged in the middle of the base and is connected with a vibration mechanism and/or a lifting mechanism; the monitoring device is arranged at the top of the evaluation cabin and is used for monitoring the evaluation cabin; the operation panel sets up in the outside of aassessment cabin, and VR glasses, voice prompt device, pedestal and monitoring device all receive the control of operation panel. The utility model provides a mental pressure VR evaluation system through multiple lifelike environment and scene, can promote the effect of mental pressure aassessment, realizes the correct mental pressure condition of aassessment testee.
Description
Technical Field
The utility model relates to a mental stress measures technical field, especially relates to a mental stress VR evaluation system.
Background
With the change of life style and the more intense social competition, the mental stress of people is increased, and the excessive mental stress can cause many diseases. Therefore, it is important to objectively evaluate the influence of mental stress on the human body. However, how to objectively evaluate the influence of mental stress on each major system of the body in the prior art is still solved.
However, the mental stress measurement is very strict on the environment, and is often required to be performed in an absolutely quiet state to reduce the influence of the environment on individuals. In addition, in the mental stress measurement, the consistency of the applied mental stress has high requirements, different individuals can be distinguished from each other according to different responses to the same mental stress only by testing when the former mental stress and the latter mental stress are received, meanwhile, the environmental scene receiving the stress has a large influence on the testee, for example, when the testing is carried out in different scenes, the reality of pictures in the scenes and the real rods of voice environments influence the results of the testee.
At present, mental pressure is clinically measured mainly by means of a mental scale, but the mental scale method has the following defects: the subjectivity is too strong, and some testees can intentionally conceal the existing problems; or even if people with high mental stress are screened out, the specific situation of the mental stress can not be correctly evaluated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mental pressure VR evaluation system to solve the above-mentioned weak point among the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
a mental stress VR assessment system, comprising:
the evaluation cabin comprises a closed sound insulation space formed by a base, an annular outer wall and a top seat, and a door body for a testee to enter is arranged on the annular outer wall;
the VR glasses are hung in the evaluation cabin and used for providing an evaluation picture and/or an evaluation scene for the testee;
the voice prompt device comprises an annular frame and a voice prompt piece arranged on the annular frame and used for providing voice prompt and/or voice evaluation for the testee;
the base body is arranged in the middle of the base, and a vibration mechanism and/or a lifting mechanism are connected to the base body;
the monitoring device is arranged at the top of the assessment cabin and is used for monitoring the assessment cabin;
and the operation table is arranged on the outer side of the evaluation cabin, and the VR glasses, the voice prompt device, the seat body and the monitoring device all receive the control of the operation table.
The mental pressure VR evaluation system further comprises an operating handle, and the operating handle is synchronously connected with the VR glasses.
In the above-mentioned mental pressure VR evaluation system, the voice prompt member is plural, and plural voice prompt members are arranged along the circumferential direction of the annular frame at intervals.
The mental pressure VR evaluation system further comprises a lifting mechanism, wherein the lifting mechanism is arranged between the annular frame and the top seat and used for driving the annular frame to move up and down.
Foretell mental pressure VR evaluation system, elevating system includes a fixed section of thick bamboo and a movable section of thick bamboo, a fixed section of thick bamboo fixed connection be in on the footstock, the annular frame pass through the connecting rod with the lower extreme of a movable section of thick bamboo is fixed mutually, a movable section of thick bamboo sliding connection be in the inside of a fixed section of thick bamboo.
In the above mental pressure VR evaluation system, the lifting mechanism further includes a driving assembly, the driving assembly is disposed between the fixed cylinder and the movable cylinder, and the movable cylinder can receive the driving of the driving assembly and move up and down along the fixed cylinder.
In the above mental pressure VR evaluation system, the driving assembly includes a driving motor and a driving screw, the driving screw is disposed at an axis of the fixed cylinder, a circular sealing plate is disposed at a top of the movable cylinder, the circular sealing plate is in transmission connection with the driving screw, and the driving screw rotates to correspondingly drive the circular sealing plate to move linearly along an axis of the driving screw.
Foretell mental pressure VR evaluation system, the annular frame includes annular mount and annular adjustable shelf, annular mount fixed connection in the lower extreme of fixed section of thick bamboo, the annular adjustable shelf rotate to be connected the inboard of annular mount.
Foretell mental pressure VR evaluation system, the annular adjustable shelf is including rotating the side, be provided with sawtooth portion on rotating the side, be provided with the confession on the inside wall of annular mount the pivoted annular groove of side rotates, be provided with drive unit and drive gear in the annular groove, drive gear with sawtooth portion meshes.
Foretell mental pressure VR evaluation system, voice prompt includes siren and voice playback audio amplifier, siren and voice playback audio amplifier are followed the circumference interval of annular adjustable shelf sets up.
In the technical scheme, the utility model provides a pair of mental pressure VR evaluation system has following beneficial effect:
the embodiment of the utility model provides a mental pressure VR evaluation system, including aassessment cabin, VR glasses, voice prompt device, a pedestal, monitoring device and operation panel, aassessment cabin can provide sealed and safe aassessment environment, can provide lifelike picture and scene through the VR glasses, voice prompt device can provide lifelike voice effect, so can make the testee can accept the test of the mental pressure of front-back unanimity, vibration mechanism and/or elevating system on the pedestal can further exert certain mental pressure to the testee, so through multiple lifelike environment and scene, can promote the effect of mental pressure aassessment, realize the correct mental pressure condition who aassessments the testee.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of an evaluation cabin provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a lifting mechanism provided in an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a ring frame according to an embodiment of the present invention;
fig. 4 is a schematic structural view of an annular movable frame according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of VR glasses provided by the embodiment of the present invention.
Description of reference numerals:
1. an evaluation cabin;
1.1, a base; 1.2, an annular outer wall; 1.3, a top seat; 1.4, a door body;
2. VR glasses;
3. a voice prompt device;
3.1, an annular frame; 3.2, a voice prompt piece; 3.3, an annular fixing frame; 3.4, an annular movable frame; 3.5, rotating the side edge; 3.6, a sawtooth part;
4. a base body;
5. a lifting mechanism;
5.1, fixing the cylinder; 5.2, a movable cylinder; 5.3, connecting rods; 5.4, driving a screw rod; 5.5, circular sealing plate.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-5, an embodiment of the present invention provides a mental pressure VR evaluation system, which includes an evaluation cabin 1, VR glasses 2, a voice prompt device 3, a seat body 4, a monitoring device and an operation console, where the evaluation cabin 1 includes a closed sound insulation space formed by a base 1.1, an annular outer wall 1.2 and a top seat 1.3, and the annular outer wall 1.2 is provided with a door body 1.4 for people to enter; VR glasses 2 are hung in the assessment cabin 1 and used for providing assessment pictures and/or assessment scenes for an assessed person; the voice prompt device 3 comprises a ring frame 3.1 and a voice prompt piece 3.2 arranged on the ring frame 3.1 and used for providing voice prompts and/or voice evaluations for the evaluated person; the base body 4 is arranged in the middle of the base 1.1, and the base body 4 is connected with a vibration mechanism and/or a lifting mechanism 5; the monitoring device is arranged at the top of the assessment cabin 1 and is used for monitoring the assessment cabin 1; the operation panel sets up the outside in aassessment cabin 1, VR glasses 2, voice prompt device 3, pedestal 4 and monitoring device all receive the control of operation panel.
Specifically, the evaluation cabin 1 provides an evaluation space for a testee, the evaluation space has a sound insulation effect, so as to provide a quiet test environment for the testee and avoid the influence of external noise on the testee, the evaluation cabin 1 comprises a base 1.1, a top seat 1.3 and an annular outer wall 1.2 connecting the top seat 1.3 and the base 1.1, the annular outer wall can be a glass sound insulation wall or other structures, so that the base 1.1, the top seat 1.3 and the annular outer wall 1.2 form a sound insulation cabin, a door body 1.4 capable of being opened or closed is arranged on the annular outer wall 1.2, the opening or closing of the evaluation cabin 1 is realized through the door body 1.4, so as to facilitate the testee to get in and out of the evaluation cabin 1, a VR eye, a voice prompt device 3, a voice prompt device 4 and a monitoring device are arranged in the evaluation cabin 1, a suspension piece for suspending the VR eye can be arranged in the evaluation cabin 1, and the VR eye is used for being worn on the eyes of the testee, the method can provide an evaluation picture for a tested person through VR eyes and also can provide an evaluation scene for the tested person, the voice prompt device 3 is matched with the VR eyes to provide voice prompt or voice evaluation, in the actual evaluation process, a test picture is displayed through the VR eyes, if a character with a character meaning different from the character color is displayed, the tested person needs to select an option with the same color as the displayed character, the voice prompt device 3 broadcasts words with prompting and criticizing meanings at intervals, certain mental pressure is applied to the tested person, the test lasts for a certain time, the mental pressure condition of the tested person is measured, a speech scene, a competition scene or a work report scene can be displayed through the VR eyes, and a sound with evaluation or interference can be broadcast at intervals through the voice prompt device 3, like olefinic hiss, discuss sound, jeer etc. exert certain mental stress to the testee of test, the test lasts a certain time, measures the testee's mental stress condition, and is different according to the testee's condition, and VR glasses 2 can also provide more different pictures and scenes, and voice prompt device 3 can test by other sound, and VR glasses 2 display screen and voice prompt device 3 broadcast the commonly used means of recording for prior art, no longer has been described herein.
In this embodiment, the VR glasses 2 can provide vivid images and scenes, the voice prompt apparatus 3 is used to provide vivid voice effects, and in order to improve the voice effects provided by the voice prompt apparatus 3, the voice prompt apparatus 3 includes an annular frame 3.1, a plurality of voice prompt pieces 3.2 are arranged on the annular frame 3.1, the plurality of voice prompt pieces 3.2 are arranged at intervals along the circumferential direction of the annular frame 3.1, the voice prompt pieces 3.2 can comprise loudspeakers or sound equipment with a voice playing function, the voice prompt pieces 3.2 can also comprise equipment which gives out special sound such as an alarm and the like, this enables a realistic sound impression to be provided by the plurality of voice prompts 3.2 during the evaluation of the subject, meanwhile, the height and the angle of the annular frame 3.1 can be fixed, and optionally, the height and the angle of the annular frame 3.1 can be adjusted according to different conditions of testees, so that the evaluation effect is improved.
In this embodiment, a base body 4 is further disposed on the base 1.1, the testee stands on the base body 4 in the evaluation process, a vibration mechanism or a lifting mechanism 5 is further disposed between the base body 4 and the base 1.1, or both the vibration mechanism and the lifting mechanism 5 are disposed, so that the vibration mechanism can vibrate the base body 4 in the evaluation process, the lifting mechanism 5 can lift the base body 4, for example, the testee evaluates the test questions in the evaluation process, when the testee makes a mistake or exceeds the time, the base body 4 vibrates once, or the base body 4 starts to be at a higher position, when the testee makes a mistake or exceeds the time, the base body 4 descends to a position, so that a certain mental pressure is applied to the tested testee, the test lasts for a certain time, the mental pressure condition of the testee is measured, the vibration mechanism can be a motor and a vibration structure connected to the motor, elevating system 5 can be hydraulic pressure elevating system 5, like hydraulic pressure lifter, also can be electric lift platform, and vibration mechanism and elevating system 5 can also be other structures among the prior art, and this is the common structure among the prior art, no longer gives unnecessary details here, so can receive the person of surveying and provide lifelike and abundant aassessment environment, accuracy and the effect of suggestion aassessment through VR eyes, voice prompt device 3 and pedestal 4.
In this embodiment, the monitoring device is installed on the top of the evaluation cabin 1, the monitoring device at least comprises a camera, the camera can detect the condition in the evaluation cabin 1, and simultaneously, the whole evaluation process of the testee is photographed, the condition of the testee in the evaluation process is known, the evaluation personnel calculates the evaluation result according to the reaction of the testee in the evaluation process, a physiological parameter acquisition peripheral device can be arranged in the evaluation cabin 1, the physiological parameter acquisition peripheral device is arranged on the side wall of the evaluation cabin 1 or the annular frame 3.1, the physiological parameter acquisition peripheral device comprises a data acquisition module for acquiring various human physiological parameters of the testee in the mental stress evaluation process, such as a heart detection peripheral, a brain detection peripheral, a digestive system detection peripheral and a urinary system detection peripheral, so the physiological parameters in the evaluation process of the testee can be detected, according to the physiological parameters and the performance of the testee, the evaluator can obtain an evaluation result, the operating platform is arranged at the outer side of the evaluation cabin 1, the VR glasses 2, the voice prompt device 3, the seat body 4 and the monitoring device are all connected with the operating platform, the VR glasses 2, the voice prompt device 3, the seat body 4 and the monitoring device can be connected with the operating device in the operating platform in a wired mode, so that data and signals can be transmitted to the operating device in the operating platform, the operating platform can correspondingly control and operate the VR glasses 2, the voice prompt device 3, the seat body 4 and the monitoring device, meanwhile, the VR glasses 2, the voice prompt device 3 and the monitoring device can be connected with the operating device in the operating platform in a wireless mode, for example, wireless connection is realized in modes of 4G signals, 5G signals, an Internet of things and the like, so that the VR glasses 2, the voice prompt device 3 and the monitoring device can be connected with the operating device in the operating platform in a wireless mode, and wireless connection is realized, The transmission of signals and data between the voice prompt device 3, the monitoring device and the console, the wired transmission or the wireless transmission of signals and data are common technical means in the prior art, and are not repeated here, and an operation button or an operation screen can be further arranged on the console, and can be correspondingly controlled and operated through the operation button or the operation screen.
The embodiment of the utility model provides a mental pressure VR evaluation system, including aassessment cabin 1, VR glasses 2, voice prompt device 3, pedestal 4, monitoring device and operation panel, aassessment cabin 1 can provide sealed and safe aassessment environment, can provide lifelike picture and scene through VR glasses 2, voice prompt device 3 can provide lifelike voice effect, so can make the testee can accept the test of the mental pressure of front-back unanimity, vibration mechanism and/or elevating system 5 on the pedestal 4 can further exert certain mental pressure to the testee, so through multiple lifelike environment and scene, can promote the effect of mental pressure aassessment, realize the correct mental pressure condition who aassessments the testee.
In this embodiment, preferably, the glasses further include an operating handle, and the operating handle is synchronously connected with the VR glasses 2; in the evaluation process, the VR eyes provide pictures or scenes for a tested person, the operation handle is synchronous with the pictures or scenes, and therefore the operation handle can be correspondingly operated and rotated, and if answer evaluation is carried out, correct answers can be selected through the operation handle.
In this embodiment, preferably, there are a plurality of the voice prompt pieces 3.2, and the plurality of the voice prompt pieces 3.2 are arranged at intervals along the circumferential direction of the annular frame 3.1; the voice prompt pieces 3.2 can provide voice prompts for testees in the evaluation process, for example, words with prompting and criticizing meanings can be played out at intervals, or sounds with evaluation or interference can be played out at intervals, and the plurality of voice prompt pieces 3.2 can simulate a vivid field environment and improve the evaluation effect.
In this embodiment, it is preferable that the lifting mechanism 5 is further included, and is disposed between the annular frame 3.1 and the top base 1.3, and is used for driving the annular frame 3.1 to move up and down; like this according to the testee of difference, accessible elevating system 5 can correspond drive annular frame 3.1 and the voice prompt 3.2 up-and-down motion on the annular frame 3.1 to make voice prompt 3.2 can adjust to suitable position, can also in the evaluation process, through elevating system 5 drive annular frame 3.1 up-and-down motion, thereby simulate out different pronunciation environment.
In this embodiment, preferably, the lifting mechanism 5 includes a fixed cylinder 5.1 and a movable cylinder 5.2, the fixed cylinder 5.1 is fixedly connected to the top base 1.3, the annular frame 3.1 is fixed to the lower end of the movable cylinder 5.2 through a connecting rod 5.3, the movable cylinder 5.2 is slidably connected to the inside of the fixed cylinder 5.1, the lifting mechanism 5 further includes a driving assembly, the driving assembly is disposed between the fixed cylinder 5.1 and the movable cylinder 5.2, and the movable cylinder 5.2 can receive the driving of the driving assembly to move up and down along the fixed cylinder 5.1; drive assembly fixed connection is in the inside of solid fixed cylinder 5.1, and drive assembly's drive end is connected with movable cylinder 5.2, and through drive assembly's drive, its drive end can correspond drive movable cylinder 5.2 and slide from top to bottom along solid fixed cylinder 5.1, so realizes the up-and-down motion of annular frame 3.1 to adjust annular frame 3.1 and voice prompt 3.2 to suitable position.
In this embodiment, preferably, the driving assembly includes a driving motor and a driving screw 5.4, the driving screw 5.4 is disposed at an axial position of the fixed cylinder 5.1, a circular sealing plate 5.5 is disposed at a top of the movable cylinder 5.2, a central hole is disposed at a central position of the circular sealing plate 5.5, and the driving screw 5.4 rotates to drive the circular sealing plate 5.5 to move linearly along an axial direction of the driving screw 5.4; the driving screw 5.4 rotates to correspondingly drive the circular sealing plate 5.5 to reciprocate along the axial direction of the driving screw 5.4, and the circular sealing plate 5.5 moves along the driving screw 5.4 to correspondingly drive the movable cylinder 5.2 to move in the fixed cylinder 5.1.
In this embodiment, preferably, the annular frame 3.1 includes an annular fixed frame 3.3 and an annular movable frame 3.4, the annular fixed frame 3.3 is fixedly connected to the lower end of the fixed cylinder 5.1, and the annular movable frame 3.4 is rotatably connected to the inner side of the annular fixed frame 3.3; annular mount 3.3 accessible connecting rod 5.3 or arc connecting plate fixed connection are at the lower extreme of solid fixed cylinder 5.1, swing joint between annular adjustable shelf 3.4 and the annular mount 3.3, voice prompt 3.2 sets up on annular adjustable shelf 3.4, when voice prompt 3.2 has a plurality ofly, a plurality of voice prompt 3.2 set up along annular adjustable shelf 3.4's circumference interval, annular adjustable shelf 3.4 rotates around annular mount 3.3 and can adjust each voice prompt 3.2's position, so make voice prompt 3.2 can rotate to suitable position, can also rotate annular adjustable shelf 3.4 at the evaluation in-process, make voice prompt 3.2 rotate, thereby simulate out different voice evaluation environment.
In this embodiment, preferably, the annular movable frame 3.4 includes a rotating side 3.5, a sawtooth portion 3.6 is disposed on the rotating side 3.5, an annular groove for the rotating side 3.5 to rotate is disposed on an inner side wall of the annular fixed frame 3.3, a driving unit and a driving gear are disposed in the annular groove, and the driving gear is engaged with the sawtooth portion 3.6; rotate side 3.5 and rotate to be connected in the annular groove, drive unit can be driving motor, and driving motor can drive gear and rotate, and drive gear motion can correspond the drive and rotate side 3.5 at the annular groove internal rotation to make annular adjustable shelf 3.4 and be located the voice prompt 3.2 on the annular adjustable shelf 3.4 and rotate, the realization is to the adjustment of voice prompt 3.2 position.
In this embodiment, preferably, the voice prompt component 3.2 includes an alarm and a voice playing sound box, the alarm and the voice playing sound box are arranged at intervals along the circumferential direction of the annular movable frame 3.4, at least one of the alarm and the voice playing sound box, or two or more of the alarm and the voice playing sound box, the alarm can provide an alarm sound for the testee in the evaluation process, for example, when the evaluation answers the wrong, the alarm sound can apply a certain mental pressure, the test lasts for a certain time, and the mental pressure condition of the testee is measured, and the voice playing sound box can provide a voice prompt, for example, words with promotion and criticizing meanings can be played at intervals, or sounds with evaluation or interference can be played at intervals.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. A mental stress VR assessment system comprising:
the evaluation cabin comprises a closed sound insulation space formed by a base, an annular outer wall and a top seat, and a door body for a testee to enter is arranged on the annular outer wall;
the VR glasses are hung in the evaluation cabin and used for providing an evaluation picture and/or an evaluation scene for the testee;
the voice prompt device comprises an annular frame and a voice prompt piece arranged on the annular frame and used for providing voice prompt and/or voice evaluation for the testee;
the base body is arranged in the middle of the base, and a vibration mechanism and/or a lifting mechanism are connected to the base body;
the monitoring device is arranged at the top of the assessment cabin and is used for monitoring the assessment cabin;
and the operation table is arranged on the outer side of the assessment cabin, and the VR glasses, the voice prompt device, the seat body and the monitoring device all receive the control of the operation table.
2. The mental stress VR evaluation system of claim 1, further comprising an operating handle that is synchronously coupled with the VR glasses.
3. The mental stress VR evaluation system of claim 1 wherein the plurality of audible prompts are spaced circumferentially about the annular frame.
4. The mental stress VR evaluation system of claim 1 further comprising a lift mechanism disposed between the annular frame and the top mount for driving the annular frame up and down.
5. The mental pressure VR evaluation system of claim 4, wherein the lifting mechanism includes a fixed barrel fixedly connected to the top base and a movable barrel slidably connected inside the fixed barrel, and the annular frame is fixed to a lower end of the movable barrel through a connecting rod.
6. The mental stress VR evaluation system of claim 5, wherein the lift mechanism further includes a drive assembly disposed between the stationary barrel and a movable barrel that is configured to move up and down the stationary barrel in response to the drive of the drive assembly.
7. The mental pressure VR evaluation system of claim 6, wherein the driving assembly includes a driving motor and a driving screw, the driving screw is disposed at an axial position of the fixed cylinder, a circular sealing plate is disposed at a top of the movable cylinder, the circular sealing plate is in transmission connection with the driving screw, and the driving screw rotates to correspondingly drive the circular sealing plate to move linearly along an axial direction of the driving screw.
8. The mental pressure VR evaluation system of claim 7, wherein the annular frame includes an annular stationary frame fixedly attached to a lower end of the stationary canister and an annular movable frame rotatably attached to an inner side of the annular stationary frame.
9. The mental pressure VR evaluation system of claim 8 wherein the annular movable frame includes a rotating side, the rotating side is provided with a serrated portion, an inner side wall of the annular fixed frame is provided with an annular groove for the rotating side to rotate, the annular groove is provided with a driving unit and a driving gear, and the driving gear is engaged with the serrated portion.
10. The mental stress VR evaluation system of claim 1, wherein the voice prompt includes an alarm and voice-playing speakers spaced circumferentially around the annular movable frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122979801.5U CN217219022U (en) | 2021-11-30 | 2021-11-30 | Mental stress VR evaluation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122979801.5U CN217219022U (en) | 2021-11-30 | 2021-11-30 | Mental stress VR evaluation system |
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| Publication Number | Publication Date |
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| CN217219022U true CN217219022U (en) | 2022-08-19 |
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| CN202122979801.5U Active CN217219022U (en) | 2021-11-30 | 2021-11-30 | Mental stress VR evaluation system |
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| CN (1) | CN217219022U (en) |
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- 2021-11-30 CN CN202122979801.5U patent/CN217219022U/en active Active
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