CN109819189A - Foreign language teaching video and audio recording device - Google Patents
Foreign language teaching video and audio recording device Download PDFInfo
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- CN109819189A CN109819189A CN201910137334.6A CN201910137334A CN109819189A CN 109819189 A CN109819189 A CN 109819189A CN 201910137334 A CN201910137334 A CN 201910137334A CN 109819189 A CN109819189 A CN 109819189A
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Abstract
The invention discloses foreign language teaching video and audio recording devices, the present invention handles the integration of local Video content to the lower section or side of whole Video content, in order to which whole Video content and local Video content are placed in same display screen, in this way, the content for the content and the overall situation that teacher's emphasis is explained can be shown jointly, more intuitive study is carried out convenient for video learner, so that learning by oneself clearer；The present invention can carry out emphasis capture to the content that teacher explains, catching mode is simple and reliable, may be implemented automatically targetedly to record a video to the content of courses, realizes the effect of automation video and audio recording in video recording；The present invention explains content detection conveniently to teacher, and the setting of coarse adjustment and fine tuning, can make the adjustment angle of video camera accurately and fast, guarantee video recording effect.
Description
Technical field
The present invention relates to foreign language teaching recording technology fields, specifically foreign language teaching video and audio recording device.
Background technique
Currently, for foreign language teaching, video teaching using more and more, video teaching has many advantages, such as, especially
It is for some self-taught learners, and cost is relatively low, and the time is free.Current video teaching is usually will be in the video recording of teacher
Biography, although current teachers ' teaching video recording is generally the mode that audio & video combines, although high-definition camera technology
Continuous development, can satisfy requirement substantially, still, for some emphasis vocabulary, word or emphasis sentence, in explanation,
Current camera shooting is due to being usually distant view, this is resulted in explanation, some emphasis vocabulary, word or sentence especially teacher
The position of selective analysis, it is difficult to the shooting of clear amplification is carried out, this distant view camera shooting is difficult to carry out under comprehensive video record,
And if camera lens furthered, will lead to global see can not see, for video study, can attend to one thing and lose sight of another, influence to whole
The understanding of a context.
Therefore, the present invention provides foreign language teaching video and audio recording devices, to solve mentioned above in the background art ask
Topic.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide foreign language teaching video and audio recording device
Problem.
To achieve the above object, the invention provides the following technical scheme:
Foreign language teaching video and audio recording device comprising intelligent tutoring plate, main video camera structure, auxiliary video camera
Structure, phonographic recorder, image processor and storage equipment, wherein the main video camera structure, auxiliary video camera mechanism and recording
Device is connect with described image processor, and described image processor is connect with the storage equipment；It is characterized in that,
The main video camera structure is responsible for carrying out the content on the entire intelligent tutoring plate of English teaching whole video recording,
The auxiliary video camera mechanism is responsible for key content explain to emphasis and carries out part video recording, described image processor be responsible for by
The camera shooting content of main video camera structure and auxiliary video camera mechanism carries out integration processing, and will be at local Video content integration
Reason is to the lower section or side of whole Video content, in order to which whole Video content and local Video content are placed in same display
In screen；
The positioning detection mechanism for capture to the key content of emphasis explanation positioning is provided on the intelligent tutoring plate,
The positioning detection mechanism can carry out recognition detection according to content-location information of the teacher to the emphasis explanation indicated, and anti-
It presents in the auxiliary video camera mechanism, the auxiliary video camera mechanism can know according to the feedback of the positioning detection mechanism
Other position adjusts the camera angle of the auxiliary video camera mechanism in real time, in order to which the key content indicated to teacher carries out specially
Door captures.
The positioning detection mechanism includes lateral position coordinate measurement component, vertical position coordinate measurement component and position control
Device processed, the lateral position coordinate measurement component, vertical position coordinate measurement component are controlled with the positioner and are connected,
The lateral position coordinate measurement component can detect the lateral coordinates of indicating positions of the teacher on intelligent tutoring plate
Positioning, the vertical position coordinate measurement component can carry out the vertical coordinate of indicating positions of the teacher on intelligent tutoring plate
Detection positioning, the positioner can assist taking the photograph for video camera mechanism according to lateral coordinates and vertical coordinate control
Image angle degree.
The lateral position coordinate measurement component includes that multiple longitudinal laser beam emitting heads and multiple longitudinal laser pick-ofves are popped one's head in,
Wherein, the bottom inside of the transverse frame of the intelligent tutoring plate, the longitudinal direction laser is arranged in longitudinal laser beam emitting head
Receiving transducer is arranged in the inside top of the transverse frame of the intelligent tutoring plate, and each longitudinal laser pick-off probe with
Upper and lower position is corresponding one by one for longitudinal laser beam emitting head, can receive the longitudinal direction in order to make longitudinal laser pick-off pop one's head in
The light of laser beam emitting head transmitting；The lengthwise position coordinate measurement component includes multiple lateral laser beam emitting heads and multiple transverse directions
Laser pick-off probe, wherein on the inside of the left side for the vertical frame that the intelligent tutoring plate is arranged in the transverse direction laser beam emitting head,
On the inside of the right side for the vertical frame that the intelligent tutoring plate is arranged in the transverse direction laser pick-off probe, and each transverse direction swashs
Upper and lower position is corresponding one by one with lateral laser beam emitting head for light-receiving probe, can in order to make the lateral laser pick-off pop one's head in
The light for receiving the lateral laser beam emitting head transmitting, when faculty is important to note that key content using teaching pole or finger
When, teaching pole or finger shut out the light the detection realized to horizontal and vertical coordinate.
The main video camera structure includes main camera, and the main camera is fixed on the front of intelligent tutoring plate, institute
Stating auxiliary video camera mechanism includes that mounting plate, horizontal slide rail, clamping screw, adjusting slide, angular adjustment component and auxiliary are taken the photograph
Camera, wherein installation settings has horizontal-extending horizontal slide rail on the bottom of the mounting plate, is arranged cunning on the horizontal slide rail
It is dynamic to be provided with adjusting slide, the clamping screw locked to it, the bottom for adjusting slide are provided on the adjusting slide
Portion is connected with auxiliary camera using the angular adjustment component, and the camera angle of the auxiliary camera is by the angle
Component is adjusted into horizontal drive control.
The angular adjustment component includes fixed plate, lateral angles adjust component and regulation of longitudinal angle adjusts component, wherein institute
It states lateral angles adjusting component to be mounted in the fixed plate, the regulation of longitudinal angle adjusts component and is mounted on the lateral angles tune
Save the output end of component.
The lateral angles adjust component and regulation of longitudinal angle adjusting modular construction is identical, include trimming assembly and coarse adjustment group
The output end of the rough adjustment feature is arranged in part, the trimming assembly.
The rough adjustment feature includes coarse adjustment stepper motor, coarse adjustment gear and coarse adjustment output shaft, wherein the coarse adjustment stepping electricity
Machine is fixed in the fixed plate, and the output end of the coarse adjustment stepper motor is fixedly installed coarse adjustment gear, the fixation
Rotatably support is provided with coarse adjustment output shaft, the position with the coarse adjustment gear engaged transmission of the coarse adjustment output shaft on plate
It is provided with engaging tooth, the engaging tooth and coarse adjustment gear engaged transmission, will pass through coarse adjustment stepper motor driving institute
State the rotation of coarse adjustment output shaft.
The trimming assembly includes fine tuning output shaft, fine steps motor, fine tuning gear, wherein the coarse adjustment output shaft
On be rotatably provided with the fine tuning output shaft, fine steps motor, the fine tuning are additionally provided on the coarse adjustment output shaft
The output end of stepper motor is provided with fine tuning gear, and the fine tuning tooth engagement outside the fine tuning gear and the fine tuning output shaft passes
It is dynamic, by fine tuning output shaft rotation described in the fine steps motor driven, between fine tuning output shaft and the auxiliary camera
The regulation of longitudinal angle is set and adjusts component.
The gear diameter of the coarse adjustment gear is at least three times of the fine tuning gear diameter.
The intelligent tutoring plate, which is drawn, is divided into multiple transverse areas and multiple longitudinal regions, each transverse area packet every line
Multiple longitudinal laser beam emitting heads are included, each longitudinal region includes multiple lateral laser beam emitting heads, and the rough adjustment feature is responsible for
So that auxiliary camera is directed toward the transverse area and longitudinal region of required target, the trimming assembly is responsible for so that second camera
Coordinates of targets needed for machine is directed toward.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention is by local Video content integration processing to the lower section or side of whole Video content, in order to incite somebody to action
Whole Video content and local Video content are placed in same display screen, in this way, can by content that teacher's emphasis is explained with
And global content is shown jointly, carries out more intuitive study convenient for video learner, so that learning by oneself clearer；
(2) present invention can carry out emphasis capture to the content that teacher explains in video recording, and catching mode is simple and reliable,
It may be implemented automatically targetedly to record a video to the content of courses, realize the effect of automation video and audio recording；
(3) present invention explains content detection conveniently to teacher, and the setting of coarse adjustment and fine tuning, and video camera can be made smart
Really, it quickly adjusts the angle, guarantees video recording effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of foreign language teaching video and audio recording device；
Fig. 2 is the video recording angle adjustment mechanism schematic diagram in foreign language teaching video and audio recording device；
Fig. 3 is angular adjustment component structure diagram in foreign language teaching video and audio recording device.
Fig. 4 shows structural schematic diagram with the image that video and audio recording device is recorded a video by foreign language teaching；
Specific embodiment
Please refer to Fig. 1~4, in the embodiment of the present invention, foreign language teaching video and audio recording device comprising intelligent tutoring plate 1,
Main video camera structure, auxiliary video camera mechanism, phonographic recorder, image processor and storage equipment, wherein the main view frequency is taken the photograph
Camera structure, auxiliary video camera mechanism and phonographic recorder are connect with described image processor, and described image processor is deposited with described
Store up equipment connection；It is characterized in that,
The main video camera structure is responsible for carrying out the content on the entire intelligent tutoring plate 1 of English teaching whole record
Picture, the auxiliary video camera mechanism are responsible for the key content explained to emphasis and carry out local video recording, and described image processor is negative
The camera shooting content of main video camera structure and auxiliary video camera mechanism is carried out integration processing by duty, and local Video content is whole
It closes and handles to the lower section or side of whole Video content, it is same in order to which whole Video content to be placed in local Video content
It shows in screen；The detection and localization for capture to the key content of emphasis explanation positioning is provided on the intelligent tutoring plate 1
Mechanism, the positioning detection mechanism can carry out identification inspection according to content-location information of the teacher to the emphasis explanation indicated
It surveys, and feeds back in the auxiliary video camera mechanism, the auxiliary video camera mechanism can be according to the positioning detection mechanism
Feedback identifying position adjust the camera angle of the auxiliary video camera mechanism in real time, in order in the emphasis that is indicated to teacher
Appearance is specially captured.
In the present embodiment, the positioning detection mechanism includes lateral position coordinate measurement component, the inspection of vertical position coordinate
Survey component and positioner, the lateral position coordinate measurement component, vertical position coordinate measurement component with the position
Controller control connection, the lateral position coordinate measurement component can be to the cross of indicating positions of the teacher on intelligent tutoring plate
Detection positioning is carried out to coordinate, the vertical position coordinate measurement component can be to indicating positions of the teacher on intelligent tutoring plate
Vertical coordinate carry out detection positioning, the positioner can assist view according to lateral coordinates and vertical coordinate control
Frequency images the camera angle of mechanism.
As preferred embodiment, the lateral position coordinate measurement component includes multiple longitudinal laser beam emitting heads 3 and more
A longitudinal direction laser pick-off probe 2, wherein the transverse frame of the intelligent tutoring plate 1 is arranged in the longitudinal direction laser beam emitting head 3
The inside top of the transverse frame of the intelligent tutoring plate 1 is arranged in bottom inside, the longitudinal direction laser pick-off probe 2, and every
Upper and lower position is corresponding one by one with longitudinal laser beam emitting head 3 for a longitudinal laser pick-off probe 2, in order to swash the longitudinal direction
Light-receiving probe 2 can receive the light that longitudinal laser beam emitting head 3 emits；The lengthwise position coordinate measurement component includes
Multiple transverse direction laser beam emitting heads 5 and multiple lateral laser pick-off probes 4, wherein the transverse direction laser beam emitting head 5 is arranged described
On the inside of the left side of the vertical frame of intelligent tutoring plate 1, the intelligent tutoring plate 1 is arranged in the transverse direction laser pick-off probe 4
On the inside of the right side of vertical frame, and each lateral laser pick-off probe 4 and lateral laser beam emitting head 5 upper and lower position pair one by one
It answers, the light of the lateral laser beam emitting head transmitting can be received in order to make the lateral laser pick-off pop one's head in, work as teaching
Personnel to key content using teaching pole perhaps finger is important to note that when teaching pole or finger shut out the light realization to horizontal and vertical
The detection of coordinate.
As more preferably embodiment, the main video camera structure includes main camera, and the main camera is fixed on intelligence
The front of energy board of education 1, the auxiliary video camera mechanism 12 include mounting plate 7, horizontal slide rail 8, clamping screw 9, adjust and slide
Seat 10, angular adjustment component 11 and auxiliary camera 20, wherein installation settings has horizontal extension on the bottom of the mounting plate 7
Horizontal slide rail 8, sliding be arranged on the horizontal slide rail 8 be provided with and adjust slide 10, be provided on the adjusting slide 10 pair
Its clamping screw 9 locked, the bottom for adjusting slide are connected with auxiliary using the angular adjustment component and take the photograph
Camera 20, the camera angle of the auxiliary camera 20 is by the angular adjustment component into horizontal drive control.
Wherein, the angular adjustment component includes fixed plate 13, lateral angles adjust component and regulation of longitudinal angle adjusts component
19, wherein the lateral angles adjust component and are mounted in the fixed plate 13, and the regulation of longitudinal angle adjusts component 19 and is mounted on
The lateral angles adjust the output end of component.The lateral angles adjust component and regulation of longitudinal angle adjusts 19 structure phase of component
It together, include trimming assembly and rough adjustment feature, the output end of the rough adjustment feature is arranged in the trimming assembly.
In the present embodiment, the rough adjustment feature includes coarse adjustment stepper motor 14, coarse adjustment gear 15 and coarse adjustment output shaft 16,
Wherein, the coarse adjustment stepper motor is fixed in the fixed plate 13, and the output end of the coarse adjustment stepper motor 14 is fixed
It is provided with coarse adjustment gear 15, is rotatably supported in the fixed plate and is provided with coarse adjustment output shaft, the coarse adjustment output shaft 16
The position of the coarse adjustment gear engaged transmission is provided with engaging tooth 21, the engaging tooth and coarse adjustment gear engaged transmission,
The coarse adjustment output shaft rotation is driven will pass through the coarse adjustment stepper motor.
Wherein, the trimming assembly includes fine tuning output shaft 18, fine steps motor 17, fine tuning gear 21, wherein described
It is rotatably provided with the fine tuning output shaft 18 on coarse adjustment output shaft 16, fine tuning step is additionally provided on the coarse adjustment output shaft 16
Into motor 17, the output end of the fine steps motor 17 is provided with fine tuning gear 21, the fine tuning gear 21 and the fine tuning
Fine tuning tooth engagement transmission outside output shaft 18, drives the fine tuning output shaft 18 to rotate by the fine steps motor 17,
The regulation of longitudinal angle is set between the fine tuning output shaft 18 and auxiliary camera 20 and adjusts component 19.In addition, the coarse adjustment tooth
The gear diameter of wheel 15 is at least three times of fine tuning 21 diameter of gear.
It is adjusted for convenience, the intelligent tutoring plate 1, which is drawn, is divided into multiple transverse areas and multiple longitudinal directions every line 6
Region, each transverse area include multiple longitudinal laser beam emitting heads 3, and each longitudinal region includes multiple lateral Laser emissions
Head, the rough adjustment feature is responsible for so that auxiliary camera is directed toward the transverse area and longitudinal region of required target, the fine tuning
Component is responsible for so that auxiliary camera is directed toward required coordinates of targets.
The present invention by the integration processing of local Video content to the lower section or side of whole Video content, in order to will be whole
Video content and local Video content are placed in same display screen, in this way, can by content that teacher's emphasis is explained and entirely
The content of office is shown jointly, carries out more intuitive study convenient for video learner, so that learning by oneself clearer；The present invention is recording
When picture, emphasis capture can be carried out to the content that teacher explains, catching mode is simple and reliable, may be implemented automatically in teaching
Appearance is targetedly recorded a video, and realizes the effect of automation video and audio recording；The present invention explains content detection conveniently to teacher, and
The setting of coarse adjustment and fine tuning can make the adjustment angle of video camera accurately and fast, guarantee video recording effect.
It is above-described, it is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to
This, anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. foreign language teaching video and audio recording device comprising intelligent tutoring plate (1), main video camera structure, auxiliary video camera
Mechanism, phonographic recorder, image processor and storage equipment, wherein the main video camera structure, auxiliary video camera mechanism and record
Sound device is connect with described image processor, and described image processor is connect with the storage equipment；It is characterized in that,
The main video camera structure is responsible for carrying out the content on the entire intelligent tutoring plate (1) of English teaching whole video recording,
The auxiliary video camera mechanism is responsible for key content explain to emphasis and carries out part video recording, described image processor be responsible for by
The camera shooting content of main video camera structure and auxiliary video camera mechanism carries out integration processing, and will be at local Video content integration
Reason is to the lower section or side of whole Video content, in order to which whole Video content and local Video content are placed in same display
In screen；
The positioning detection mechanism for capture to the key content of emphasis explanation positioning is provided on the intelligent tutoring plate (1),
The positioning detection mechanism can carry out recognition detection according to content-location information of the teacher to the emphasis explanation indicated, and anti-
It presents in the auxiliary video camera mechanism, the auxiliary video camera mechanism can know according to the feedback of the positioning detection mechanism
Other position adjusts the camera angle of the auxiliary video camera mechanism in real time, in order to which the key content indicated to teacher carries out specially
Door captures.
2. foreign language teaching according to claim 1 video and audio recording device, which is characterized in that the positioning detection mechanism packet
Include lateral position coordinate measurement component, vertical position coordinate measurement component and positioner, the lateral position coordinate measurement
Component, vertical position coordinate measurement component are controlled with the positioner and are connected, the lateral position coordinate measurement component
The lateral coordinates of indicating positions of the teacher on intelligent tutoring plate can be carried out with detection positioning, the vertical position coordinate measurement
Component can carry out detection positioning, the positioner energy to the vertical coordinate of indicating positions of the teacher on intelligent tutoring plate
Enough camera angles that video camera mechanism is assisted according to lateral coordinates and vertical coordinate control.
3. foreign language teaching according to claim 2 video and audio recording device, which is characterized in that the lateral position coordinate inspection
Surveying component includes multiple longitudinal laser beam emitting heads (3) and multiple longitudinal laser pick-off probes (2), wherein the longitudinal direction laser hair
Head (3) setting is penetrated in the bottom inside of the transverse frame of the intelligent tutoring plate (1), the longitudinal direction laser pick-off probe (2) sets
Set the inside top in the transverse frame of the intelligent tutoring plate (1), and each longitudinal laser pick-off probe (2) and longitudinal direction
Upper and lower position is corresponding one by one for laser beam emitting head (3), described vertical in order to receive longitudinal laser pick-off probe (2) can
The light emitted to laser beam emitting head (3)；The lengthwise position coordinate measurement component include multiple lateral laser beam emitting heads (5) and
Multiple transverse direction laser pick-off probes (4), wherein the transverse direction laser beam emitting head (5) is arranged in the perpendicular of the intelligent tutoring plate (1)
To on the inside of the left side of frame, the right side of vertical frame of transverse direction laser pick-off probe (4) setting in the intelligent tutoring plate (1)
On the inside of side, and upper and lower position is corresponding one by one with lateral laser beam emitting head (5) for each lateral laser pick-off probe (4), so as to
The light of the lateral laser beam emitting head transmitting can be received in making the lateral laser pick-off pop one's head in, when faculty's counterweight
Point content using teaching pole perhaps finger is important to note that when teaching pole or finger shut out the light and realize inspection to horizontal and vertical coordinate
It surveys.
4. foreign language teaching according to claim 3 video and audio recording device, which is characterized in that the main video camera structure
Including main camera, the main camera is fixed on the front of intelligent tutoring plate (1), auxiliary video camera mechanism (12) packet
It includes mounting plate (7), horizontal slide rail (8), clamping screw (9), adjust slide (10), angular adjustment component (11) and auxiliary camera
(20), wherein installation settings has horizontal-extending horizontal slide rail (8), the horizontal slide rail on the bottom of the mounting plate (7)
(8) it is arranged sliding on and is provided with adjusting slide (10), is provided with the locking screw locked to it on the adjusting slide (10)
Bolt (9), the bottom for adjusting slide are connected with auxiliary camera (20), the auxiliary using the angular adjustment component
The camera angle of video camera (20) is by the angular adjustment component into horizontal drive control.
5. foreign language teaching according to claim 4 video and audio recording device, which is characterized in that the angular adjustment component packet
Include fixed plate (13), lateral angles adjust component and regulation of longitudinal angle adjusts component (19), wherein the lateral angles adjust component
It is mounted on the fixed plate (13), the regulation of longitudinal angle adjusts component (19) and is mounted on the defeated of the lateral angles adjusting component
Outlet.
6. foreign language teaching according to claim 5 video and audio recording device, which is characterized in that the lateral angles adjusting group
Part and regulation of longitudinal angle adjusting component (19) structure are identical, include trimming assembly and rough adjustment feature, and the trimming assembly setting exists
The output end of the rough adjustment feature.
7. foreign language teaching according to claim 5 video and audio recording device, which is characterized in that the rough adjustment feature includes thick
Adjust stepper motor (14), coarse adjustment gear (15) and coarse adjustment output shaft (16), wherein the coarse adjustment stepper motor is fixed at institute
It states on fixed plate (13), the output end of the coarse adjustment stepper motor (14) is fixedly installed coarse adjustment gear (15), the fixed plate
Upper rotatable support is provided with coarse adjustment output shaft, the position with the coarse adjustment gear engaged transmission of the coarse adjustment output shaft (16)
It installs and is equipped with engaging tooth (21), the engaging tooth and coarse adjustment gear engaged transmission, will pass through the coarse adjustment stepper motor
The coarse adjustment output shaft is driven to rotate.
8. foreign language teaching according to claim 7 video and audio recording device, which is characterized in that the trimming assembly includes micro-
Adjust output shaft (18), fine steps motor (17), fine tuning gear (21), wherein rotatable on the coarse adjustment output shaft (16)
It is provided with the fine tuning output shaft (18), is additionally provided with fine steps motor (17) on the coarse adjustment output shaft (16), it is described micro-
The output end of stepper motor (17) is adjusted to be provided with fine tuning gear (21), the fine tuning gear (21) and the fine tuning output shaft (18)
External fine tuning tooth engagement transmission, drives the fine tuning output shaft (18) to rotate by the fine steps motor (17), described
The regulation of longitudinal angle is set between fine tuning output shaft (18) and auxiliary camera (20) and adjusts component (19).
9. foreign language teaching according to claim 8 video and audio recording device, which is characterized in that the coarse adjustment gear (15)
Gear diameter is at least three times of described fine tuning gear (21) diameter.
10. foreign language teaching according to claim 8 video and audio recording device, which is characterized in that the intelligent tutoring plate (1)
It is drawn and is divided into multiple transverse areas and multiple longitudinal regions every line (6), each transverse area includes multiple longitudinal Laser emissions
Head (3), each longitudinal region include multiple lateral laser beam emitting heads, and the rough adjustment feature is responsible for so that auxiliary camera refers to
To the transverse area and longitudinal region of required target, the trimming assembly is responsible for so that target needed for auxiliary camera is directed toward is sat
Mark.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910137334.6A CN109819189B (en) | 2019-02-26 | 2019-02-26 | Recording and video recording device for foreign language teaching |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910137334.6A CN109819189B (en) | 2019-02-26 | 2019-02-26 | Recording and video recording device for foreign language teaching |
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| CN109819189B CN109819189B (en) | 2020-04-10 |
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| CN109819189B (en) | 2020-04-10 |
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