CN109064819B - Virtual teaching method - Google Patents
Virtual teaching method Download PDFInfo
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- CN109064819B CN109064819B CN201810818591.1A CN201810818591A CN109064819B CN 109064819 B CN109064819 B CN 109064819B CN 201810818591 A CN201810818591 A CN 201810818591A CN 109064819 B CN109064819 B CN 109064819B
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- cleaning
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000011521 glass Substances 0.000 claims abstract description 64
- 238000004140 cleaning Methods 0.000 claims abstract description 59
- 239000000428 dust Substances 0.000 claims description 23
- 239000004744 fabric Substances 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 7
- 241001417527 Pempheridae Species 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 6
- 239000000696 magnetic material Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 230000003749 cleanliness Effects 0.000 abstract description 11
- 238000005096 rolling process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 208000012886 Vertigo Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 231100000889 vertigo Toxicity 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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- B08B1/12—
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- B08B1/30—
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- B08B1/32—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0176—Head mounted characterised by mechanical features
Abstract
The invention belongs to the technical field of virtual reality, and particularly relates to a virtual teaching method, wherein VR glasses are adopted in the method and comprise a shell and a glasses belt; the mobile phone fixing device comprises a mobile phone, a support plate, a guide unit and a fixing unit; a guide unit and a fixing unit are arranged in the shell; the guide unit is arranged at the top of the shell and used for clamping the mobile phone; the fixing unit is fixedly arranged at the bottom of the shell and used for clamping the mobile phone. The mobile phone is guided and guided by the guide unit, and the pneumatic cylinder is adjusted according to the mobile phones with different sizes, so that the mobile phone is clamped by the clamping unit to prevent the mobile phone from shaking; meanwhile, the end face of the mobile phone is cleaned through the cleaning unit, so that the cleanliness of the mobile phone is improved, and the user experience of VR glasses in use is improved.
Description
Technical Field
The invention belongs to the technical field of virtual reality, and particularly relates to a virtual teaching method.
Background
With the development of the information society, students are exposed to more information, the students can provide wonderful things for teachers, and the requirements for knowledge storage of the teachers become higher when the students answer the teachers, so that the teachers need to learn continuously, and the teachers are always restricted by scene selection in training and learning. Therefore, there is a need to solve this problem by a method.
Virtual Reality (VR) technology is a computer simulation system, and can generate a simulation environment, and provide an immersive application experience for a user through three-dimensional dynamic views, entity behavior interaction, and the like.
In the related art, a simple and cheap virtual reality solution is provided by providing VR glasses including virtual reality functional components and providing playing of virtual reality contents by an electronic device such as a mobile phone and a tablet of a user. However, due to the large difference in size, specification, material, and the like between different electronic devices, VR glasses in the related art often cannot firmly clamp the electronic devices, so that the VR glasses are prone to shaking, and the like during use, which affects the immersion of the user during use, and may even cause discomfort such as vertigo to the user.
Some technical solutions of virtual teaching methods also exist in the prior art, for example, a chinese patent with application number 201710229574 discloses VR glasses, which include a glasses main body and a cover plate, wherein the glasses main body is fixedly connected with the cover plate, and an accommodating space for accommodating electronic devices is formed between the glasses main body and the cover plate; a supporting pad is arranged on one side, facing the glasses main body, of the cover plate; the surface of the supporting pad comprises a plurality of bulges, and when the electronic equipment is placed into the accommodating space along the opening direction of the accommodating space, the bulges deform and generate a reverse supporting force towards the electronic equipment so as to enable the electronic equipment to be abutted against the accommodating space.
This technical scheme's VR glasses, this VR glasses increase by the holding power of apron side direction electronic equipment transmission, stabilize the relative position of electronic equipment in accommodating space, avoid VR glasses to cause rocking of electronic equipment when rocking, cause the broadcast content to produce the skew for the user's sight, influence user experience. But the technical scheme does not fix the mobile phones with different sizes; meanwhile, dust generated by long-time use of the mobile phone is not cleaned, so that the technical scheme is limited.
Disclosure of Invention
In order to make up for the defects of the prior art, the virtual teaching method provided by the invention adopts VR glasses, the VR glasses guide and guide the mobile phone through the guide unit, and the pneumatic cylinder is adjusted according to the mobile phones with different sizes, so that the mobile phone is clamped by the clamping unit to prevent the mobile phone from shaking; meanwhile, the end face of the mobile phone is cleaned through the cleaning unit, so that the cleanliness of the mobile phone is improved, and the user experience of VR glasses in use is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a virtual teaching method, which comprises the following steps:
the method comprises the following steps: transmitting a virtual teaching scene image constructed by the set teaching parameters to terminal equipment for displaying;
step two: connecting VR glasses with the terminal equipment in the first step;
step three: the trainees wear the VR glasses in the step two;
step four: the trainees see the scenes from the VR glasses in the third step, and the trainees make corresponding teaching measures according to the seen scenes;
step five: the evaluator evaluates the teaching measures made by the trainees in the fourth step;
adopting VR glasses in the step two, wherein the VR glasses comprise a shell and a glasses belt; the mobile phone fixing device comprises a mobile phone, a support plate, a guide unit and a fixing unit; a guide unit and a fixing unit are arranged in the shell; the mobile phone is positioned between the guide unit and the fixing unit; the guide units are symmetrically distributed along the mobile phone, are arranged at the top of the shell and are used for clamping the mobile phone; the fixing unit is fixedly arranged at the bottom of the shell and used for clamping the mobile phone; the support plate is connected with the fixing unit through a support, one end, far away from the fixing unit, of the support plate slides on the side wall of the shell, and the support plate supports the mobile phone; a collecting groove is formed in the bottom of the shell and is funnel-shaped; wherein the content of the first and second substances,
the guide unit comprises a guide plate, a connecting rod and a first sliding block; the first sliding block slides in a sliding groove in the top of the shell, and two ends of the first sliding block are fixedly connected with the sliding groove through springs; one end of the connecting rod is fixedly connected with the guide plate, and the other end of the connecting rod is fixedly connected with the first sliding block;
the fixing unit comprises a fixing plate, a first plate and a clamping unit; the fixed plate is connected with the bottom of the shell and is provided with a first groove; the first groove is used for sliding a first plate, and the first plate is fixedly connected to the first groove through a spring; the clamping units are fixedly connected to the first plate and are symmetrically distributed along the mobile phone. During operation, the mobile phone is inserted into the shell, the mobile phone is inserted into the terminal of the shell from the inlet end of the shell according to the guiding of the guiding unit, the first sliding block slides when the thickness of the mobile phone is reached due to the fact that the thickness of the mobile phone is different, the mobile phone is clamped by the guiding plate when the thickness of the mobile phone is reached, and when the mobile phone completely enters the shell, the end portion of the mobile phone is clamped by the clamping unit, so that the clamping stability of the mobile phone is improved, and the usability of VR glasses is further improved.
Preferably, the bottom of the fixing plate is provided with a pneumatic cylinder; pneumatic cylinder one end fixed mounting is in the casing bottom, and the pneumatic cylinder other end links firmly on the fixed plate, and the pneumatic cylinder is used for controlling the clamp tight unit to the clamp of equidimension cell-phone not. During operation, when the cell-phone was inserted from the casing entry, because the variation in size of cell-phone, when inserting the casing to little cell-phone, the cell-phone can take place to rock, through setting up the pneumatic cylinder, according to the size of cell-phone, the pneumatic cylinder drives clamping unit and moves for clamping unit presss from both sides the cell-phone tightly, thereby has improved the practicality of VR glasses.
Preferably, the clamping unit comprises an elastic sheet and a rubber ring; the number of the elastic pieces is two, the two elastic pieces are fixedly arranged on a first plate, and the middle parts of the two elastic pieces are connected with springs; the rubber ring is used for connecting the two elastic sheets and is in contact with the end face of the mobile phone. During operation, insert the cell-phone in the casing, when the cell-phone of different thickness, because clamping unit comprises shell fragment and rubber circle, when the cell-phone that is big to thickness, the shell fragment that is close to cell-phone one side moves to keeping away from cell-phone one side for the cooperation of shell fragment and rubber circle presss from both sides tightly the cell-phone, thereby has improved the stability of cell-phone centre gripping, and then has improved the usability of VR glasses.
Preferably, the guide plate consists of a second plate and a third plate, the second plate is connected with the connecting rod, and a second groove is formed in the second plate; the third plate slides in the second groove, the third plate is made of a magnetic material, and one side of the third plate, which is close to the mobile phone, is provided with a group of guide rods; the guide rod is hinged on the third plate, and a torsional spring is arranged at the hinged position; and an electromagnet is arranged in the second groove and used for controlling the movement of the third plate. During operation, when the cell-phone inserted the casing, through the effect of guide bar to the cell-phone, increased the friction between guide bar and the cell-phone for the stable entering into of cell-phone in the casing, when the terminal of casing was sent into to the cell-phone again, circular telegram the electro-magnet, during the electro-magnet pulled back No. two grooves with No. three boards, avoided taking place to rock in the cell-phone motion, thereby improved the stability of VR glasses.
Preferably, a cleaning unit is arranged inside the shell; the cleaning unit is positioned between the guide unit and the fixing unit, is symmetrically distributed along the mobile phone and comprises a first rod, a first shaft and a cleaner; one end of the first rod is rotatably mounted with the first shaft, and the other end of the first rod slides on the side wall of the shell; the two ends of the first shaft are connected with the first rod, and the first shaft is perpendicular to the first rod; the sweeper is fixedly mounted on the first shaft and used for cleaning the end face of the mobile phone. When the mobile phone cleaning device works, due to the fact that a lot of dust is on the surface of the mobile phone due to long-time use of the mobile phone in VR glasses, the sweeper rolls on the end face of the mobile phone through the sliding of the first rod in the shell, and the sweeper cleans the end face of the mobile phone in the rolling process, so that the cleanliness of the mobile phone is improved.
Preferably, a cleaning slide block and a first channel are arranged at the left end of the collecting tank; the outer part of the shell is fixedly connected with an air blower, and the air blower is used for blowing air to the first channel; one end face, away from the first channel, of the cleaning sliding block is arc-shaped, a cleaning brush is arranged on the arc surface of the cleaning sliding block, the cleaning sliding block is fixedly connected with the left end of the collecting tank through elastic cloth, and a rotating wheel is arranged inside the cleaning sliding block; the elastic cloth is fixedly connected with the rotating wheel, a clockwork spring is arranged at the rotating wheel and is used for controlling the stroke of the cleaning sliding block; and an ash outlet is formed at the bottom of the collecting tank. During operation, in the cleaning process, the cleaned dust drops into the collecting groove, the air blower blows air into the first channel, the cleaning sliding block pushes the dust falling into the collecting groove to the dust outlet under the action of the air, and the cleaning sliding block is isolated from the road section cleaned by the cleaning sliding block through the elastic cloth in motion so as to prevent the dust from dropping into the cleaning sliding block, so that the cleanliness of the VR glasses is improved.
Preferably, a first hole is formed in the cleaning sliding block and used for blowing off dust. During operation, clean the slider in the clearance, have difficult clearance thing in the collecting vat, the clearance brush before the clearance module can not clean the dust completely, through set up a hole under the clearance module, gas blows off from a hole, and the dust that gas will clear up the module clearance blows to the ash hole to the cleanliness of VR glasses has been improved.
The invention has the following beneficial effects:
1. the virtual teaching method adopts VR glasses, and the VR glasses guide the mobile phone according to the guide unit when the mobile phone is inserted into the shell, so that the mobile phone is inserted into the shell according to a specified route, and the mobile phone is clamped by the guide plate to prevent the mobile phone from deviating, thereby improving the stability of the VR glasses and further improving the user experience.
2. According to the virtual teaching method, VR glasses are adopted, and the fixing units are arranged on the VR glasses, so that the pneumatic cylinders are adjusted according to mobile phones with different sizes, the clamping units clamp different mobile phones, the clamping effect of the mobile phones is improved, and the practicability of the VR glasses is improved.
3. The virtual teaching method adopts VR glasses, the VR glasses roll on the end face of the mobile phone through the cleaning unit by arranging the cleaning unit, and the end face of the mobile phone is cleaned in the rolling process, so that the cleanliness of the mobile phone is improved.
4. According to the virtual teaching method, VR glasses are adopted, the cleaning sliding blocks are arranged on the VR glasses, the cleaning sliding blocks are matched with the air blower, and dust falling into the collecting groove is cleaned by the cleaning sliding blocks, so that the cleanliness of the VR glasses is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic view of VR glasses configuration;
FIG. 3 is a view taken from the side A of FIG. 2;
FIG. 4 is a cross-sectional view B-B of FIG. 3;
FIG. 5 is a cross-sectional view of C-C of FIG. 4;
FIG. 6 is an enlarged view of a portion of FIG. 5 at D;
FIG. 7 is a cross-sectional view of E-E of FIG. 6;
FIG. 8 is an enlarged partial view of the guide plate;
in the figure: the cleaning device comprises a shell 1, a glasses belt 11, a mobile phone 12, a support 13, a support plate 14, a collecting groove 15, a first channel 16, a guide unit 2, a guide plate 21, a connecting rod 22, a first slide block 23, a second plate 24, a third plate 25, a second groove 26, a guide rod 27, an electromagnet 28, a fixing unit 3, a fixing plate 31, a first plate 32, a first groove 33, a pneumatic cylinder 34, a clamping unit 4, an elastic sheet 41, a rubber ring 42, a cleaning unit 5, a first rod 51, a first shaft 52, a cleaner 53, a cleaning slide block 6, a cleaning brush 61, elastic cloth 62, a rotating wheel 63 and a first hole 64.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 8, the method for virtual teaching according to the present invention includes the following steps:
the method comprises the following steps: transmitting a virtual teaching scene image constructed by the set teaching parameters to terminal equipment for displaying;
step two: connecting VR glasses with the terminal equipment in the first step;
step three: the trainees wear the VR glasses in the step two;
step four: the trainees see the scenes from the VR glasses in the third step, and the trainees make corresponding teaching measures according to the seen scenes;
step five: the evaluator evaluates the teaching measures made by the trainees in the fourth step;
adopting VR glasses in the step two, wherein the VR glasses comprise a shell 1 and a glasses belt 11; the mobile phone fixing device further comprises a mobile phone 12, a support 13, a support plate 14, a guide unit 2 and a fixing unit 3; a guide unit 2 and a fixing unit 3 are arranged in the shell 1; the mobile phone 12 is positioned between the guide unit 2 and the fixing unit 3; the guide units 2 are symmetrically distributed along the mobile phone 12, the guide units 2 are installed at the top of the shell 1, and the guide units 2 are used for clamping the mobile phone 12; the fixing unit 3 is fixedly arranged at the bottom of the shell 1, and the fixing unit 3 is used for clamping the mobile phone 12; the supporting plate 14 is connected with the fixing unit 3 through a bracket 13, one end of the supporting plate 14, which is far away from the fixing unit 3, slides on the side wall of the shell 1, and the supporting plate 14 supports the mobile phone 12; a collecting groove 15 is formed in the bottom of the shell 1, and the collecting groove 15 is funnel-shaped; wherein the content of the first and second substances,
the guide unit 2 comprises a guide plate 21, a connecting rod 22 and a first sliding block 23; the first sliding block 23 slides in a sliding groove in the top of the shell 1, and two ends of the first sliding block 23 are fixedly connected with the sliding groove through springs; one end of the connecting rod 22 is fixedly connected with the guide plate 21, and the other end of the connecting rod 22 is fixedly connected with the first sliding block 23;
the fixing unit 3 comprises a fixing plate 31, a first plate 32 and a clamping unit 4; the fixing plate 31 is connected with the bottom of the shell 1, and a first groove 33 is formed in the fixing plate 31; the first groove 33 is used for sliding a first plate 32, and the first plate 32 is fixedly connected to the first groove 33 through a spring; the clamping units 4 are fixedly connected to the first board 32, and the clamping units 4 are symmetrically distributed along the mobile phone 12. During operation, the mobile phone 12 is inserted into the shell 1, the mobile phone 12 is inserted into the terminal of the shell 1 from the inlet end of the shell 1 according to the guiding of the guiding unit 2, during the insertion of the mobile phone 12, the mobile phone 12 extrudes the guide plate 21 to enable the first sliding block 23 to slide, when the thickness of the mobile phone 12 is reached, the guide plate 21 clamps the mobile phone 12, and when the mobile phone 12 completely enters the shell 1, the clamping unit 4 clamps the end of the mobile phone 12, so that the clamping stability of the mobile phone 12 is improved, and the usability of the VR glasses is further improved.
As an embodiment of the present invention, a pneumatic cylinder 34 is disposed at the bottom of the fixing plate 31; one end of the pneumatic cylinder 34 is fixedly arranged at the bottom of the shell 1, the other end of the pneumatic cylinder 34 is fixedly connected to the fixing plate 31, and the pneumatic cylinder 34 is used for controlling the clamping unit 4 to clamp the mobile phones 12 with different sizes. During operation, when cell-phone 12 was inserted from casing 1 entry, because the variation in size of cell-phone 12, when inserting casing 1 to little cell-phone 12, cell-phone 12 can take place to rock, through setting up pneumatic cylinder 34, according to the size of cell-phone 12, pneumatic cylinder 34 drives clamping unit 4 and moves for clamping unit 4 presss from both sides tightly cell-phone 12, thereby has improved the practicality of VR glasses.
As an embodiment of the present invention, the clamping unit 4 includes an elastic sheet 41 and a rubber ring 42; the number of the elastic sheets 41 is two, the two elastic sheets 41 are both fixedly arranged on the first plate 32, and the middle parts of the two elastic sheets 41 are connected with springs; the rubber ring 42 is used for connecting the two elastic sheets 41, and the rubber ring 42 is in contact with the end face of the mobile phone 12. When the mobile phone clamping device works, the mobile phone 12 is inserted into the shell 1, when the mobile phone 12 is different in thickness, the clamping unit 4 consists of the elastic sheet 41 and the rubber ring 42, when the mobile phone 12 is large in thickness, the elastic sheet 41 close to one side of the mobile phone 12 moves towards the side far away from the mobile phone 12, so that the mobile phone 12 is clamped through the cooperation of the elastic sheet 41 and the rubber ring 42, the clamping stability of the mobile phone 12 is improved, and the usability of VR glasses is further improved.
As an embodiment of the present invention, the guide plate 21 is composed of a second plate 24 and a third plate 25, the second plate 24 is connected to the connecting rod 22, and a second groove 26 is formed in the second plate 24; the third plate 25 slides in the second groove 26, the third plate 25 is made of a magnetic material, and one side of the third plate 25, which is close to the mobile phone 12, is provided with a group of guide rods 27; the guide rod 27 is hinged on the third plate 25, and a torsional spring is arranged at the hinged position; an electromagnet 28 is arranged in the second groove 26, and the electromagnet 28 is used for controlling the movement of the third plate 25. During operation, when the mobile phone 12 is inserted into the housing 1, the friction between the guide rod 27 and the mobile phone 12 is increased by the action of the guide rod 27 on the mobile phone 12, so that the mobile phone 12 stably enters the housing 1, and when the mobile phone 12 is sent to the terminal of the housing 1, the electromagnet 28 is electrified, the electromagnet 28 pulls the third plate 25 back to the second groove 26, thereby avoiding the mobile phone 12 from shaking during movement, and improving the stability of the VR glasses.
As an embodiment of the present invention, a cleaning unit 5 is provided inside the housing 1; the cleaning unit 5 is positioned between the guide unit 2 and the fixing unit 3, the cleaning units 5 are symmetrically distributed along the mobile phone 12, and the cleaning unit 5 comprises a first rod 51, a first shaft 52 and a cleaner 53; one end of the first rod 51 is rotatably installed with the first shaft 52, and the other end of the first rod 51 slides on the side wall of the shell 1; both ends of the first shaft 52 are connected with the first rod 51, and the first shaft 52 is perpendicular to the first rod 51; the cleaner 53 is fixedly arranged on the first shaft 52, and the cleaner 53 is used for cleaning the end face of the mobile phone 12. In operation, in the VR glasses, a lot of dust is generated on the surface of the mobile phone 12 due to the long-term use of the mobile phone 12, the first rod 51 slides in the housing 1, the cleaner 53 rolls on the end face of the mobile phone 12, and the cleaner 53 cleans the end face of the mobile phone 12 during rolling, so that the cleanliness of the mobile phone 12 is improved.
As an embodiment of the invention, a cleaning slide block 6 and a first channel 16 are arranged at the left end of the collecting tank 15; a blower is fixedly connected to the outside of the shell 1 and used for blowing air to the first channel 16; one end face, away from the first passage 16, of the cleaning sliding block 6 is arc-shaped, a cleaning brush 61 is arranged on the arc surface of the cleaning sliding block 6, the cleaning sliding block 6 is fixedly connected with the left end of the collecting tank 15 through elastic cloth 62, and a rotating wheel 63 is arranged inside the cleaning sliding block 6; the elastic cloth 62 is fixedly connected with the rotating wheel 63, and a clockwork spring is arranged at the rotating wheel 63 and used for controlling the stroke of the cleaning sliding block 6; an ash outlet 17 is arranged at the bottom of the collecting tank 15. During operation, in the cleaning process, the cleaned dust falls into the collecting groove 15, the air blower blows air into the first passage 16, the cleaning sliding block 6 pushes the dust falling into the collecting groove 15 to the dust outlet 17 under the action of the air, and the elastic cloth 62 isolates the road section cleaned by the cleaning sliding block 6 in the movement process so as to prevent the dust from falling into the cleaning sliding block again, thereby improving the cleanliness of the VR glasses.
In one embodiment of the present invention, a first hole 64 is provided in the cleaning slider 6, and the first hole 64 is used for blowing off dust. During operation, clean the slider in the clearance, have difficult clearance thing in the collecting vat 15, the clearance brush 61 before the clearance module can not clean the dust completely, through set up a hole 64 under the clearance module, air blows off from a hole 64, and air blows off the dust of clearance module clearance to ash hole 17 to the cleanliness of VR glasses has been improved.
When the mobile phone 12 is used, the mobile phone 12 is inserted into the shell 1, the mobile phone 12 is inserted into the terminal of the shell 1 from the inlet end of the shell 1 according to the guide of the guide unit 2, during the insertion of the mobile phone 12, due to the fact that the size of the mobile phone 12 is different, the pneumatic cylinder 34 drives the clamping unit 4 to move, meanwhile, the mobile phone 12 extrudes the guide plate 21 to enable the first sliding block 23 to slide, when the mobile phone 12 is inserted into the shell, the guide plate 21 clamps the mobile phone 12 tightly, when the mobile phone 12 completely enters the shell 1, the clamping unit 4 clamps the end of the mobile phone 12, therefore, the clamping stability of the mobile phone 12 is improved, and further the usability of VR glasses is improved; after the mobile phone 12 is used for a period of time, some dust exists on the end face of the mobile phone 12, at the moment, the end face of the mobile phone 12 rolls through the sweeper 53, the end face of the mobile phone 12 is cleaned in the rolling process, the cleaned dust drops into the collecting groove 15, air is blown into the first channel 16 through the air blower, and the cleaning sliding block 6 pushes the dust to the dust outlet 17 under the action of the air, so that the cleanliness of the VR glasses is improved.
The front, the back, the left, the right, the upper and the lower are all based on the figure 5 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Finally, it should be pointed out that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of protection of the present invention.
Claims (2)
1. A virtual teaching method is characterized in that: the method comprises the following steps:
the method comprises the following steps: transmitting a virtual teaching scene image constructed by the set teaching parameters to terminal equipment for displaying;
step two: connecting VR glasses with the terminal equipment in the first step;
step three: the trainees wear the VR glasses in the step two;
step four: the trainees see the scenes from the VR glasses in the third step, and the trainees make corresponding teaching measures according to the seen scenes;
step five: the evaluator evaluates the teaching measures made by the trainees in the fourth step;
adopting VR glasses in the step two, wherein the VR glasses comprise a shell (1) and a glasses belt (11); the mobile phone fixing device also comprises a mobile phone (12), a support (13), a support plate (14), a guide unit (2) and a fixing unit (3); a guide unit (2) and a fixing unit (3) are arranged in the shell (1); the mobile phone (12) is positioned between the guide unit (2) and the fixing unit (3); the guide units (2) are symmetrically distributed along the mobile phone (12), the guide units (2) are installed at the top of the shell (1), and the guide units (2) are used for clamping the mobile phone (12); the fixing unit (3) is fixedly arranged at the bottom of the shell (1), and the fixing unit (3) is used for clamping the mobile phone (12); the supporting plate (14) is connected with the fixing unit (3) through a support (13), one end, far away from the fixing unit (3), of the supporting plate (14) slides on the side wall of the shell (1), and the supporting plate (14) supports the mobile phone (12); a collecting groove (15) is formed in the bottom of the shell (1), and the collecting groove (15) is funnel-shaped; wherein the content of the first and second substances,
the guide unit (2) comprises a guide plate (21), a connecting rod (22) and a first sliding block (23); the first sliding block (23) slides in a sliding groove in the top of the shell (1), and two ends of the first sliding block (23) are fixedly connected with the sliding groove through springs; one end of the connecting rod (22) is fixedly connected with the guide plate (21), and the other end of the connecting rod (22) is fixedly connected with the first sliding block (23);
the fixing unit (3) comprises a fixing plate (31), a first plate (32) and a clamping unit (4); the fixing plate (31) is connected with the bottom of the shell (1), and a first groove (33) is formed in the fixing plate (31); the first groove (33) is used for sliding a first plate (32), and the first plate (32) is fixedly connected to the first groove (33) through a spring; the clamping units (4) are fixedly connected to a first plate (32), and the clamping units (4) are symmetrically distributed along the mobile phone (12);
a pneumatic cylinder (34) is arranged at the bottom of the fixing plate (31); one end of the pneumatic cylinder (34) is fixedly arranged at the bottom of the shell (1), the other end of the pneumatic cylinder (34) is fixedly connected to the fixing plate (31), and the pneumatic cylinder (34) is used for controlling the clamping unit (4) to clamp the mobile phones (12) with different sizes;
the clamping unit (4) comprises an elastic sheet (41) and a rubber ring (42); the number of the elastic sheets (41) is two, the two elastic sheets (41) are fixedly arranged on the first plate (32), and the middle parts of the two elastic sheets (41) are connected with springs; the rubber ring (42) is used for connecting the two elastic sheets (41), and the rubber ring (42) is in contact with the end face of the mobile phone (12);
the guide plate (21) consists of a second plate (24) and a third plate (25), the second plate (24) is connected with the connecting rod (22), and a second groove (26) is formed in the second plate (24); the third plate (25) slides in the second groove (26), the third plate (25) is made of a magnetic material, and one side, close to the mobile phone (12), of the third plate (25) is provided with a group of guide rods (27); the guide rod (27) is hinged on the third plate (25), and a torsional spring is arranged at the hinged position; an electromagnet (28) is arranged in the second groove (26), and the electromagnet (28) is used for controlling the movement of the third plate (25);
a cleaning unit (5) is arranged in the shell (1); the cleaning unit (5) is positioned between the guide unit (2) and the fixing unit (3), the cleaning unit (5) is symmetrically distributed along the mobile phone (12), and the cleaning unit (5) comprises a first rod (51), a first shaft (52) and a cleaner (53); one end of the first rod (51) is rotatably installed with the first shaft (52), and the other end of the first rod (51) slides on the side wall of the shell (1); both ends of the first shaft (52) are connected with the first rod (51), and the first shaft (52) is perpendicular to the first rod (51); the sweeper (53) is fixedly arranged on the first shaft (52), and the sweeper (53) is used for cleaning the end face of the mobile phone (12);
a cleaning slide block (6) and a first channel (16) are arranged at the left end of the collecting tank (15); the air blower is fixedly connected to the outside of the shell (1) and used for blowing air to the first channel (16); one end face, far away from the first channel (16), of the cleaning sliding block (6) is arc-shaped, a cleaning brush (61) is arranged on the arc surface of the cleaning sliding block (6), the cleaning sliding block (6) is fixedly connected with the left end of the collecting tank (15) through elastic cloth (62), and a rotating wheel (63) is arranged inside the cleaning sliding block (6); the elastic cloth (62) is fixedly connected with the rotating wheel (63), and a clockwork spring is arranged at the rotating wheel (63) and used for controlling the stroke of the cleaning sliding block (6); an ash outlet (17) is arranged at the bottom of the collecting tank (15).
2. The method of claim 1, wherein: a first hole (64) is formed in the cleaning sliding block (6), and the first hole (64) is used for blowing off dust.
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| CN109064819A (en) | 2018-12-21 |
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