CN207611496U - wearable teaching demonstration device - Google Patents

wearable teaching demonstration device Download PDF

Info

Publication number
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
Authority
CN
China
Prior art keywords
projection
image
teaching demonstration
demonstration device
ring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721369278.1U
Other languages
Chinese (zh)
Inventor
凌滨
张耀生
韩明桥
郝伟博
石建鑫
陈衍舟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Northeast Forestry University
Original Assignee
Northeast Forestry University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Northeast Forestry University filed Critical Northeast Forestry University
Priority to CN201721369278.1U priority Critical patent/CN207611496U/en
Application granted granted Critical
Publication of CN207611496U publication Critical patent/CN207611496U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

Wearable teaching demonstration device
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.
CN201721369278.1U 2017-10-23 2017-10-23 wearable teaching demonstration device Expired - Fee Related CN207611496U (en)

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)

Similar Documents

Publication Publication Date Title
CN109509375B (en) Recording and broadcasting integrated intelligent comprehensive screen blackboard system and control method thereof
CN206379004U (en) A kind of immersion tutoring system based on VR technologies
CN205158677U (en) Levy recording system a little
CN106371593A (en) Projection interaction calligraphy practice system and implementation method thereof
CN105702103B (en) A kind of digital identification processing system implementation method based on lens reflecting
CN105549725A (en) Three-dimensional scene interaction display device and method
CN206470975U (en) A kind of Intelligent platform based on finger vein recognition system
CN106723987A (en) Intelligent platform
CN201111742Y (en) Handwriting dynamic simulation system
CN106998374A (en) It is a kind of can touch-control projection mobile phone
CN106125928A (en) PPT based on Kinect demonstrates aid system
CN111833669A (en) Chinese calligraphy pen teaching system and teaching method
WO2021179914A1 (en) Wearable vr learning machine and learning method therewith
CN203217804U (en) Teaching integrated machine
CN207611496U (en) wearable teaching demonstration device
CN103996317A (en) Novel wireless multi-media interactive teaching system
CN206480200U (en) A kind of interactive teaching system
CN206259052U (en) A kind of Multifunctional English studying device
CN204926572U (en) System for be used for recording online teaching video
CN206729540U (en) Multimedia calligraphy, drawing tables
CN107357356A (en) Miniature projection computer and the method using gesture control Miniature projection computer page turning
CN202454100U (en) Adjustable intelligent interaction electronic whiteboard based on virtual blackboard
CN202795270U (en) Multi-functional interactive projector
CN205541493U (en) Teaching demonstration appearance
CN105513438A (en) Teaching demonstration instrument

Legal Events

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