CN207611496U - wearable teaching demonstration device - Google Patents
wearable teaching demonstration device Download PDFInfo
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- CN207611496U CN207611496U CN201721369278.1U CN201721369278U CN207611496U CN 207611496 U CN207611496 U CN 207611496U CN 201721369278 U CN201721369278 U CN 201721369278U CN 207611496 U CN207611496 U CN 207611496U
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- Prior art keywords
- projection
- image
- teaching demonstration
- demonstration device
- ring
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Abstract
The utility model discloses wearable teaching demonstration devices.Wearable teaching demonstration device, including：Marking ring, to be placed in user's finger；Projection structure, to be worn on the upper part of the body of the user, to by the front of image projection to the user region to be projected；Camera settings are set on the projection structure, for preset the prearranged image signal that visual angle acquires the Marking ring structure, or shooting image；Processing circuit connects the camera settings and the projection structure, according to the picture signal of the Marking ring, to control the camera settings shooting image, and store；Also according to the picture signal of the Marking ring, controlling the projection structure and be projected to the image of shooting.Wearable teaching demonstration device have it is easy to operate, it is small, it is easy to carry, and be easy to use the advantages that.
Description
Technical field
The utility model belongs to multimedia interaction field more particularly to a kind of wearable demonstration for teaching demonstration fills
It sets.
Background technology
Multimedia computer aided instruction refer to using multimedia computer integrated treatment and controlling symbols, language, word,
Multimedia each element is pressed teaching request, carries out organic assembling simultaneously by the medias information such as sound, figure, image, image
It is come out by screen or projector's Projection Display, while on demand plus between the cooperation and user and computer of sound
Man-machine interactive operation, complete teaching or training process.But the multimedia teaching demonstration equipment generally used now is huge, connection
Complicated, position is relatively fixed, and is only applicable to indoor special scenes, cannot be satisfied outdoor demand；It is traditional to utilize mouse, keyboard and
The man-machine interaction mode of laser pen does not meet the operation logic of people, lacks flexibility, limits the scope of activities of teaching person；
And cropping auxiliary explanation cannot be directly labeled on demo content, it can not realize that the amplification of key content and details is drilled
Show, inefficiency is inconvenient.
Invention content
Purpose of the utility model is to solve existing projection patterns to be only applicable to indoor special scenes, cannot be satisfied
The inconvenient problem of outdoor demand now provides and a kind of being convenient for carrying the wearable teaching demonstration that use scope is wide, easy to operate
Device.
A kind of wearable teaching demonstration device, including：
Marking ring, to be placed in user's finger；
Projection structure, to be worn on the upper part of the body of the user, will be waited in front of image projection to the user
View field；
Camera settings are set on the projection structure, the picture signal for acquiring the Marking ring with default visual angle,
Or shooting image；
Processing circuit connects the camera settings and the projection structure, default to be built according to the Marking ring
Picture signal controls the camera settings shooting image, and stores；Also to according to the picture signal of the Marking ring, control
The projection structure projects the image of shooting.
Preferably, the processing circuit uses AVR single chip.
Preferably, the Marking ring includes four colour circles, and four colour circles are respectively：Yellow ring, red ring, green ring and indigo plant
Colour circle；The Marking ring is placed on respectively on multiple fingers of user, and pre-set image, the default figure are built by multiple Marking rings
As being identified according to the storage data put on record by the processing circuit.
Preferably, the pre-set image corresponds to shooting image or controls the instruction operation that projection structure carries out Projection Display.
Preferably, the projection structure includes：
Projection Division, to export projected image vertically downwards；
Plane mirror is set to the lower end of the Projection Division by holder, the projected image is refracted to described wait for
View field.
Preferably, the projection structure and camera settings are that integral type wears structure, and the integral type is worn structure and passed through
Connecting line is connect with the processing circuit.
Preferably, the processing circuit includes type-c adapters, the end of the connecting line and the type-c adapters
Mouth connection.
Preferably, the region to be projected is using projector panel or projection screen or projection wall.
Above-mentioned technical characteristic may be combined in various suitable ways or be substituted by equivalent technical characteristic, as long as can reach
To the purpose of this utility model.
The beneficial effects of the utility model are that wearable teaching demonstration device can be acquired by camera settings and be placed on use
The position relationship image signal of Marking ring on the finger of family controls shooting structure according to the picture signal using processing circuit and shoots
Image or control projection structure are by word, picture, and the contents such as video carry out Projection Display, operation letter in arbitrary smooth medium
It is single, it is small, it is easy to carry, and be easy to use.
Description of the drawings
Fig. 1 is a kind of structure chart of embodiment of wearable teaching demonstration device described in the utility model；
Fig. 2 uses schematic diagram for wearable teaching demonstration device described in the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are in the premise for not making creative work
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but not as the utility model
It limits.
As Figure 1-Figure 2, a kind of wearable teaching demonstration device, including：
Marking ring 4, to be placed in user's finger；
Projection structure 2, to be worn on the upper part of the body of user, to by the front of image projection to user area to be projected
Domain；
Camera settings 1 are set on projection structure 2, for preset the picture signal that visual angle acquires Marking ring 4, or bat
Take the photograph image；
Processing circuit 5 connects camera settings 1 and projection structure 2, to the prearranged image signal built according to Marking ring 4,
It controls camera settings 1 and shoots image, and store；Also to according to the picture signal of Marking ring 4, control projection structure 2 is to shooting
Image projected.
Further, camera settings 1 can be located at user front position, in order to capture user's Front image, it is contemplated that know
Other accuracy rate and installation cost factor, it is 30 that frame per second, which can be selected, and resolution ratio is 720p IP Cameras.Camera settings when needing
1 can shelve from the group of projection structure 2 and remove, convenient for acquisition image.Projection structure 2 can be used fever it is small, low energy consumption, weight
Gently, small micromodule equipment, portable portable translucent structure 2.
In the present embodiment, wearable teaching demonstration device can be used by camera settings 1 and is placed in user's finger
The position relationship image signal of Marking ring 4 controls shooting structure shooting image or control using processing circuit 5 according to the picture signal
Word, picture, the contents such as video are carried out Projection Display, easy to operate, volume by projection structure 2 processed in arbitrary smooth medium
It is small, it is easy to carry, and be easy to use.
In a preferred embodiment, processing circuit 5 uses AVR single chip.
In the present embodiment, the AVR single chip used does not include that software controls for the prior art, in the technical solution of protection
Part.
In a preferred embodiment, Marking ring 4 includes four colour circles, and four colour circles are respectively：It is yellow ring, red ring, green
Colour circle and blue color circle；Marking ring 4 is placed on respectively on multiple fingers of user, is built pre-set image by multiple Marking rings 4, is preset
Image is identified by processing circuit 5 according to the storage data put on record.
Further, the number of Marking ring 4 can also be 3,5 etc., not limit the number of Marking ring 4 herein.
Marking ring 4 can be used with certain elasticity, be not easy to fade and the rubber material of matt material is made, using the colour circle of different colours
The discrimination of image can be improved.
In a preferred embodiment, pre-set image corresponds to shooting image or controls the instruction that projection structure carries out Projection Display
Operation.
In a preferred embodiment, projection structure 2 may include：
Projection Division, to export projected image vertically downwards；
Plane mirror 3 is set to the lower end of Projection Division by holder 6, projected image is refracted to region to be projected.
In a preferred embodiment, projection structure 2 and camera settings 1 are that integral type wears structure, and integral type wears structure
It is connect with processing circuit 5 by connecting line 7.
In a preferred embodiment, processing circuit 5 includes type-c adapters 8, connecting line 7 and type-c adapters 8
Port connects.
In the present embodiment, the wearable teaching demonstration device of the interfacing standard significant increases of type-c adapters 8
Transmission speed between each section and support display output, are more suitable for the video output interface of mobile device, it is possible to provide data
The integrated connections such as transmission, peripheral hardware connection, display output.
In a preferred embodiment, region to be projected is using projector panel or projection screen or projection wall.
The wearable thumb and index finger tip position in user's both hands of wearable teaching demonstration device.Integral type wears structure
It is wearable in user front, camera settings 1 are used as gesture input device.Plane mirror 3 is used to adjust the projection angle of Projection Division.It takes the photograph
As structure 1 and projection structure 2 are connected to processing circuit 5 (can be placed in the pocket of user), the connection of equipment room passes through
Type-c interfaces complete data transmission while meeting power demands.By camera settings 1 acquire user in front of image and
Gesture information is transmitted to projection structure 2 after carrying out information processing by processing circuit 5, adjusts 3 reflection angle of plane mirror of lower section,
Demo content is subjected to projection displaying.Gesture Recognition can additionally be applied, by Marking ring 4 on finger carry out gesture with
Track fixation and recognition carrys out finishing man-machine interaction, directly can carry out picture shooting by gesture, browsing dragging scaling also acts as paintbrush
Simply mapped, aided education explanation.
The advantages of the utility model, is as follows：
1) easy to operate：Compared to traditional teaching demonstration device, the natural gesture based on people is identified, and needs not rely on
Mouse-keyboard or laser pen, control mode high-efficient simple have been broken away from cumbersome hardware and have been limited to the activity that operator brings, expanded
The big scope of activities of teaching person；
2) scene is flexible：It can not only be used in multi-media classroom, it can also be in general office, laboratory and outdoor
Etc. scenes use, compare traditional apparatus for demonstrating, usage scenario is more flexible, adaptable；
3) teaching method is novel：It can not only be drilled by curtain and fixed projecting apparatus as traditional apparatus for demonstrating
Show, can also be demonstrated by the traditional writing on the blackboard of common metope or cooperation so that teaching method is more various, improves classroom
Efficiency.
Wearable teaching demonstration device solves existing multimedia teaching facility position and fixes, not Portable belt, and real-time is poor,
Interactive mode is single, does not meet the defect of the operation logic of people.Compared to existing technical equipment, wearable teaching demonstration device
The perfect I/O mode of information, simplifies the process of human-computer interaction, increases the real-time of human-computer interaction, improve people
The efficiency of machine interaction, optimizes teaching method, to improve quality of instruction.The natural gesture of user replace mouse click with
Keyboard taps, and is more in line with the interaction logic of people.And shadow casting technique is utilized, the fixation for avoiding conventional screen equipment is irremovable
Display mode so that display is more flexible and convenient, and the installation cost is low, and low energy consumption, is a set of highly practical, interactive succinct
Wearable multimedia teaching facility.
Teaching person is worn on front when being worked, by wearable teaching demonstration device, and 5 need of processing circuit are put
Into pocket.If it is in multi-media classroom, present apparatus micro projector can be substituted with large projector and worked, need to will only be taken the photograph
As structure 1 is positioned on large projector (user front position), using fixed drop scene as display area
It can work.It, can the directly auxiliary such as mapping, column, mark explanation on curtain by Marking ring 4 during giving lessons.Pass through left and right
Slip gesture carries out PPT page turnings, and adjustment video progress, control play pause etc..Instead of mouse, flexibility higher, operation
Simply.Also the reaction feelings of listening to the teacher of student can be recorded in real time by way of taking pictures or recording a video by the miniature webcam of front
Condition or recorded video course picture.
If user when the place of not multimedia equipment needs to do explanation work, can by the projection structure 2 of front,
The slightly smooth metope of finding nearby or ground adjust plane mirror 3, find the equal projectable of suitable projection angle and show.Originally it can wear
It wears teaching demonstration device and also provides that gesture is taken pictures and the function of preview, user only need to the hands show the box gesture taken pictures,
After processing circuit 5 obtains 1 the image collected signal of camera settings, control camera settings 1 are taken pictures, and can pass through projection later
Preview picture, by with the finger of Marking ring 4 carry out the gesture such as pulling the operations such as to zoom in or out picture.
Although describing the utility model herein with reference to specific embodiment, it should be understood that, this
A little embodiments are only the principles of the present invention and the example of application.It should therefore be understood that can be to illustrative real
It applies example and carries out many modifications, and can be designed that other arrangements, without departing from this reality as defined in the appended claims
With novel spirit and scope.It should be understood that can be combined by being different from mode described in original claim
Different dependent claims and feature described herein.It will also be appreciated that special in conjunction with described in separate embodiments
Sign can use in other embodiments.
Claims (8)
1. a kind of wearable teaching demonstration device, which is characterized in that including：
Marking ring, to be placed in user's finger；
Projection structure, to be worn on the upper part of the body of the user, to the front of image projection to the user is to be projected
Region；
Camera settings are set on the projection structure, for preset the pre-set image that visual angle acquires the Marking ring structure
Signal, or shooting image；
Processing circuit connects the camera settings and the projection structure, to according to the picture signal of the Marking ring, control
The camera settings shoot image, and store；Also according to the picture signal of the Marking ring, controlling the projection structure pair
The image of shooting is projected.
2. wearable teaching demonstration device according to claim 1, which is characterized in that the processing circuit is mono- using AVR
Piece machine.
3. wearable teaching demonstration device according to claim 1, which is characterized in that the Marking ring includes four colors
Ring, four colour circles are respectively：Yellow ring, red ring, green ring and blue color circle；The Marking ring is placed on the multiple of user respectively
On finger, pre-set image is built by multiple Marking rings, the pre-set image is by the processing circuit according to the storage data put on record
It is identified.
4. wearable teaching demonstration device according to claim 3, which is characterized in that the pre-set image corresponds to shooting figure
Picture or control projection structure carry out the instruction operation of Projection Display.
5. wearable teaching demonstration device according to claim 1, which is characterized in that the projection structure includes：
Projection Division, to export projected image vertically downwards；
Plane mirror is set to the lower end of the Projection Division by holder, described to be projected to refract to the projected image
Region.
6. wearable teaching demonstration device according to claim 1, which is characterized in that the projection structure and camera settings
Structure is worn for integral type, the integral type is worn structure and connect with the processing circuit by connecting line.
7. wearable teaching demonstration device according to claim 6, which is characterized in that the processing circuit includes type-c
Adapter, the connecting line are connect with the port of the type-c adapters.
8. wearable teaching demonstration device according to claim 1 or 4, which is characterized in that the region to be projected uses
Projector panel or projection screen or projection wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721369278.1U CN207611496U (en) | 2017-10-23 | 2017-10-23 | wearable teaching demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721369278.1U CN207611496U (en) | 2017-10-23 | 2017-10-23 | wearable teaching demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207611496U true CN207611496U (en) | 2018-07-13 |
Family
ID=62793731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721369278.1U Expired - Fee Related CN207611496U (en) | 2017-10-23 | 2017-10-23 | wearable teaching demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207611496U (en) |
-
2017
- 2017-10-23 CN CN201721369278.1U patent/CN207611496U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 Termination date: 20191023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |