CN205901922U - Portable class teaching video that declines records appearance - Google Patents
Portable class teaching video that declines records appearance Download PDFInfo
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- CN205901922U CN205901922U CN201620501773.2U CN201620501773U CN205901922U CN 205901922 U CN205901922 U CN 205901922U CN 201620501773 U CN201620501773 U CN 201620501773U CN 205901922 U CN205901922 U CN 205901922U
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Abstract
The utility model discloses a portable class teaching video that declines records appearance, including support body, recording system, noise reduction system, stereomicrophone system, noise reduction system includes sound -proof box, and sound -proof box installs on the support body, sound -proof box's bottom is equipped with records the hole, is equipped with into sound hole on sound -proof box's the side, the stereomicrophone system includes a stethoscope head spare, first pass acoustic shell, stethoscope head spare, transaudient cover through a plurality of transaudient pipelines with advance the sound hole and be linked together, the recording system is including taking the video to record the mobile phone of function, and mobile phone places in sound -proof box, and mobile phone's camera is located records the hole, and the sound hole that advances that advances sound hole and sound -proof box of mobile phone's mouthpiece contacts. Appearance easy operation is recorded to this embodiment, and it is easy to draw materials, and professional studio needn't is got into and audio -visual clear little class teaching video can be accomplished, for new teaching mode - - - the popularization in the classroom of overturning provides substantive help, bottleneck that little class of breakthrough was recorded.
Description
Technical field
The utility model belongs to IT application in education sector technical field, records instrument more particularly, to a kind of micro- class.
Background technology
" micro- class " refers to according to new curriculum and teaching practice requirement, and with video as main carriers, record teacher is in class
The excellent professor carrying out around certain knowledge point (priority and difficulty doubtful point) or teaching link in education process inside and outside hall lives
Dynamic overall process.The core component content of " micro- class " is classroom instruction video (class example fragment), also comprises and this teaching theme simultaneously
The complementary teaching such as the Instructional Design of correlation, material courseware, Reflective Teaching, exercise test and Students ' Feedback, teacher's comment provides
Source, they " have built " semi-structured, subject-type a Resource Unit jointly with certain membership credentials and presentation mode should
With " subenvironment ".Therefore, " micro- class " had both been different from the teaching class example of traditional single resource type, teaching courseware, Instructional Design, religion
Learn the teaching resources such as self-examination, be a kind of new teaching resource inherited on its basis and grow up again.
The main feature of " micro- class " is as follows.
(1) instructional blocks of time is shorter: instructional video is the core component content of micro- class.Characteristics of cognition according to students in middle and primary schools and
Learning law, the duration of " micro- class " is generally about 5-8 minute, the longest no more than 10 minutes.Accordingly, with respect to traditional 40
Or for the teaching class example of a class of 45 minutes, " micro- class " can be referred to as " class example fragment " or " micro- class example ".
(2) content of courses is less: with respect to broad Traditional Classroom, the problem of " micro- class " is assembled, and theme projects, more suitable
Close the needs of teacher: " micro- class " primarily to prominent certain subject knowledge point of classroom teaching (as emphasis in imparting knowledge to students, difficult point,
Doubtful point content) teaching, or reflection classroom in certain teaching link, teaching theme professor activity, with respect to tradition one section
The numerous content of courses of class complexity to be completed, the content of " micro- class " is more simplified, and is therefore properly termed as " micro- classroom " again.
(3) resource capacity is less: for from size, the total capacity of " micro- class " video and supporting auxiliary resources is typically several
10000000 about, video format must be to support the online stream media format (such as rm, wmv, flv etc.) play of network, and teachers and students can be smooth
The online demonstration lecture example in ground, checks the auxiliary resources such as teaching notes, courseware;Also can flexibly and easily be downloaded and be saved in terminal device
Mobile learning, " ubiquitous study " are realized on (as notebook computer, mobile phone, mp4 etc.), be very suitable for the viewing and emulating of teacher, comment class,
Self-examination and research.
(4) resource composition/structure/composition " situated ": resource is easy to use.The content of courses that " micro- class " is chosen typically will
Ask theme to project, point to clearly, relatively complete.It served as theme with instructional video fragment " system is whole " Instructional Design (include teaching notes or
Case), classroom instruction when using the Multi-media Material arriving and courseware, teacher Reflective Teaching after class, the feedback opinion of student and
The related teaching resources such as the word comment of subject expert, constitute one have a distinct theme, type is various, compact conformation " theme
Element resources bag ", has built one real " micro- teaching resource environment ".This makes " micro- class " resource have video teaching case
Feature.Vast Faculty and Students can be easily achieved in this real, specific, the learning aid scene of typical case "
The high-order thinking abilities such as implicit knowledge ", " inarticulate knowledge " learn and realize philisophy of teaching, technical ability, the imitation of style, migration and
Lifting, thus the classroom instruction level of lifting teacher, the professional growth of promotion teacher rapidly, improves student's attainment level.Go to school
For the education of school, micro- class not only becomes the important educational resource of Faculty and Students, and also constitutes school eduaction teaching pattern
The basis of reform.
(5) theme project, content concrete.One course is with regard to a theme, one thing of a course in other words;That studies asks
Particular problem in the education and instruction concrete practice for the topic: or life thinking or Reflective Teaching or breakthrough of difficulties,
Or Special attention will be given to or learning strategy, teaching method, education and instruction viewpoint etc. be specific, real, oneself or and companion
Soluble problem.
(6) grass roots research, entertaining creation.Just because of course content is small, so, everybody can become grinding of course
Originator;Just because of the use of course is to liking Faculty and Students, the purpose of course research and development is by the content of courses, instructional objective, religion
Learn to do section closely to connect, be " in order to impart knowledge to students, in teaching, by teaching ", rather than remove proof theory, deduce reason
By, so, determine the problem that research and development content must be that teacher oneself is familiar, interested, have the ability to solve.
(7) achievement simplification, various propagation.Because content is concrete, theme is prominent, research contents is easily expressed, is studied
Achievement easily converts;Because course capacity is small, the used time is brief, mode of propagation is various (online video, mobile communication, micro-
Rich discussion).
(8) feedback is timely, with strong points.Due to concentrating development " no life is attended class " activity, participant in the short period of time
Other people evaluations to oneself teaching behavior can be heard in time, obtain feedback information.Listening to the teacher, commenting class activity than normality, " now fries
Now sell ", there is instantaneity.Due to being " to preview " in group before the class, everybody participates in, and learns from each other, helps each other, common raising,
Alleviate the psychological pressure of teacher to a certain extent, will not worry " failure " of teaching, " the giving offence " of evaluation of will not worrying,
Comment class more objective than normality.
Currently, with the development of IT application in education sector technology, micro- class quickly grows.Such as, in school, teacher can change
The teaching method of oneself, the key content (emphasis of teaching material, difficult point, fallibility point) of instruction of attending class is fabricated to micro- teaching video
Allow students'autonomous study；Student can be whenever and wherever possible using the mobile intelligent terminal (mobile phone, flat board, mp4 player etc.) of oneself
Watch micro- teaching video to learn or to review；Classroom stays more times to help student to solve the problems, such as to be ignorant of, and teachers and students are mutual
Dynamic discussion, or give the guidance of student individuality, the teaching pattern of this near ideal greatly excites pursuit education
The great interest of the people of reform.
In what environment what tool making micro- teaching video, be the main bugbear that faces at present of many teachers it
One.The micro- teaching video recording method that presently, there are exists not enough as follows: (1) specialty recorded broadcast room requires severe to indoor environment
The high and contained various kinds of equipment ease for use of quarter, the finishing of required input and improvement expenses is poor, must take teacher and enter the plenty of time
Row professional training, could grasp basic using method, virtually increased the work load of a line teacher；(2) common record
Screen software video source is single, and later stage compilation function is complicated, is not easy to the tissue of various forms material in micro- class manufacturing process, and often
The recorded file of the record screen Software Create seen, not only needs to take huge disk space, is more not suitable for the biography of mobile Internet
Broadcast；(3) record micro- class in teacher or office, the problems such as due to light, noise, micro- class image quality that light is recorded is poor, make an uproar
Sound is many, simultaneously teacher interfere with each other, be unfavorable for the respective work of teacher, affect micro- Teaching Effect.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model there are provided a kind of portable teaching video record that declines
Instrument processed.
The technical solution adopted in the utility model is as follows.
A kind of portable decline teaching video record instrument it is characterised in that: include support body, recording system, noise reduction system, biography
Sound system.
Described noise reduction system includes sound proof box, and sound proof box is arranged on support body；The bottom of sound proof box is provided with recording hole, sound insulation
The one side of case is provided with sound inlet.
Described stereomicrophone system includes a stethoscope head, a transaudient cover, and stethoscope head, transaudient cover pass through some voice tubes
Road is connected with sound inlet.
Described recording system includes the mobile phone with video record function, and mobile phone is placed in sound proof box, mobile
The camera of phone is located to be recorded on hole, and the sound inlet of the transmitter of mobile phone is contacted with the sound inlet of sound proof box.
As optimal technical scheme, the bottom of sound proof box is provided with some light compensating lamps.Light compensating lamp pass through circuit be arranged on every
Power supply on audio amplifier is connected or light compensating lamp is connected with external power source by circuit.
As optimal technical scheme, the top of sound proof box is provided with case lid.
As optimal technical scheme, described case lid is transparent glass case lid or plastics case lid.
As optimal technical scheme, the casing of sound proof box has been provided with sponge or the foamed plastics of soundproof effect.
As optimal technical scheme, stethoscope head includes a u-shaped syrinx, u-shaped syrinx be respectively arranged at the two ends with an earplug.
As optimal technical scheme, the side of sound proof box is provided with threaded hole, threaded hole is provided with for
The Positioning screw of fixing mobile phone.
As optimal technical scheme, transaudient cover is provided with rope or rubber band or elastic band.
As optimal technical scheme, described support body includes rectangular frame, and sound proof box is arranged on rectangular frame, rectangular
It is respectively provided with a column on four angles of shape framework.
Or, described support body includes vertical rod, vertical rod base, and vertical rod is fixed on vertical rod base, and sound proof box is fixed on vertical rod
On.
As optimal technical scheme, described support body includes rectangular frame, and sound proof box is arranged on rectangular frame；Rectangular
Shape framework is linked together by three-dimensional joint by four connecting rods and forms；Three-dimensional joint on four angles of rectangular frame is respectively
Connect a column；Each column inserts in one first sleeve；Be respectively provided with the first sleeve that each column is inserted with it some levels to
The pin hole of setting, the first sleeve that each column is inserted with it is realized pin by the first pin and is connected.
Or, described support body includes vertical rod, second sleeve, second sleeve base, and second sleeve, second sleeve are inserted in vertical rod
It is fixed on second sleeve base；Some levels are respectively provided with the second sleeve that vertical rod is inserted with it to the pin hole of setting, stand
The second sleeve that bar is inserted with it is realized pin by the second pin and is connected；Sound proof box is fixed in vertical rod.
During use, micro- for portable high definition teaching video record instrument is placed on platform, record class teacher carries upload acoustic shell,
Stethoscope head；Mobile phone with video record function (i.e. smart mobile phone) is put into sound proof box, closes the lid, insufficient light
In the case of open light compensating lamp, and open recording function；Place paper, pen below micro- teaching video record instrument, write oneself
Want the knowledge write, say the knowledge oneself thought, record micro- teaching video；After the completion of recording, take out band video record function
Mobile phone, preserve video recording, be obtained micro- teaching video.Send by the micro- teaching video copy recorded or by internet
To on the electronic whiteboard of class or on student's panel computer or pass on common platform shared.
Beneficial effects of the present invention are as follows.
1. the micro- teaching video clear sound recorded.The utility model is provided with sound proof box it is ensured that the peace of record class environment
Quiet, isolate external noise, record courseware and be not subject to external interference.
2. the micro- teaching video image recorded is clear.Common carries light using the mobile phone with video record function
Courseware is recorded in source, has that light is unstable, and the video of recording is flickering, have the defects such as shade.Using the micro- class of the utility model
Record instrument, using the light compensating lamp light filling of sound proof box, because light compensating lamp has multiple, therefore, there is no shade, bright and clear, significantly carry
The high recording result of courseware, micro- teaching video image of recording is clear.
3. low to recording environmental requirement.Instrument is recorded using the utility model it is not necessary to the studio to specialty also can record out
High-quality courseware.Record class teacher carries upload acoustic shell, and what sound was passed to the transmitter of smart mobile phone by sound along pipeline enters sound
Hole, does not have noise to enter the sound inlet of the transmitter of the mobile electricity with video record function, prevents the generation of noise.
4. contribute to producer and keep good working order.It is provided with earplug, play anti-tampering transaudient effect.Record class
When, earplug on band, allow record class people not be subject to external environmental interference, attentively record class, the sound simultaneously spreading out of feeds back to record class people's again
In ear, record people and can grasp recording situation at any time, more noisy environment can record micro- class in office, neither disturbs it
Other people are not also disturbed by other people.
5. recording process is easy.Compare using other means record micro- class, such as ppt courseware, easier, easy to operate.
Using the micro- class of ppt courseware recording, screen software to be recorded.Ppt to be designed simultaneously, very time-consuming laborious, and, ppt courseware, need
Relatively more professional knowledge and expertly computer using skill, and much older teacher is difficult to accomplish this point.Using this
Utility model records instrument, and operating personnel are not limited by computer technology, can control recording process, tool with people according to its own situation
Have very strong specific aim and operable should.
6. the utility model records instrument structure simply, and low cost, small volume are lightweight, easy to carry.
The utility model recording instrument is reasonable in design, easy to operate, time saving and energy saving, is applicable to video, the sound of office space
The recording of frequency, is the popularization that New teaching model overturns classroom, there is provided substantial help, the bottle of micro- class recording of breakthrough
Neck.
Brief description
Fig. 1 is the structural representation of the portable high definition of the utility model micro- teaching one preferred embodiment of video record instrument
Figure.
Fig. 2 is the structural representation of a part of Fig. 1.
Fig. 3 be take shown in Fig. 1 formula high definition micro- teaching video record instrument place the mobile phone with video record function after
Schematic diagram.
Fig. 4 is the structural representation of the b part of Fig. 3.
Fig. 5 is the structural representation of the portable high definition of the utility model micro- teaching one preferred embodiment of video record instrument
Figure.
Fig. 6 is the structural representation of the c part of Fig. 5.
Fig. 7 is the structural representation of the portable high definition of the utility model micro- teaching one preferred embodiment of video record instrument
Figure.
Fig. 8 is the structural representation of the d part of Fig. 7.
Fig. 9 is the structural representation of the portable high definition of the utility model micro- teaching one preferred embodiment of video record instrument
Figure.
Figure 10 is the structural representation of the e part of Fig. 9.
Figure 11 is the structural representation of the portable high definition of the utility model micro- teaching one preferred embodiment of video record instrument
Figure.
Figure 12 is the structural representation of the f part of Figure 11.
Figure 13 is the structural representation of the portable high definition of the utility model micro- teaching one preferred embodiment of video record instrument
Figure.
Figure 14 is the structural representation of the g part of Fig. 9.
Wherein: sound proof box -1；Record hole -2；Sound inlet -3；Stethoscope head -4；Transaudient cover -5；Transaudient pipeline -6；Mobile
Phone -7；Light compensating lamp -8；Case lid -9；Syrinx -10；Earplug -11；Positioning screw -12；Rope -13；Rubber band -14；Rectangle frame
Frame -15；Four connecting rods -16；Three-dimensional joint -17；Column -18；First sleeve -19；First pin -20；Vertical rod -21；Vertical rod bottom
Seat -22；Second sleeve -23；Second sleeve base -24；Second pin -25；Platform -26；Pen -27；Paper -28；Jointed shaft -29；
Upright post base -30.
Specific embodiment
Below, in conjunction with the accompanying drawings and embodiments the utility model is described further.
Embodiment 1.As shown in Fig. 1 to Fig. 4, a kind of portable teaching video record instrument that declines, including support body, record system
System, noise reduction system, stereomicrophone system.
Described noise reduction system includes sound proof box 1, and sound proof box 1 is arranged on support body；The bottom of sound proof box 1 is provided with recording hole 2,
The right flank of sound proof box 1 is provided with sound inlet 3.
Described stereomicrophone system includes the transaudient cover 5 of a stethoscope head 4, and stethoscope head 4, transaudient cover 5 are by some biographies
Sound pipe road (6) is connected with sound inlet 3.Described transaudient cover 5 is in horn-like or oxygen uptake cover structure.
Described recording system includes the mobile phone 7 with video record function, and mobile phone 7 is placed in sound proof box 1, moves
The camera of mobile phone 7 is located to be recorded on hole 2, and the sound inlet of the transmitter of mobile phone 7 is connected with the sound inlet 3 of sound proof box 1
Touch.
One light compensating lamp 8 is respectively provided with the corner of the bottom of sound proof box 1.
The top of sound proof box 1 is provided with case lid 9；The casing of sound proof box 1 has been provided with the foamed plastics of soundproof effect；Described case
Lid 9 is transparent plastics case lid.It is hinged with sound proof box 1 that case lid 9 passes through jointed shaft 29.
Stethoscope head 4 includes a u-shaped syrinx 10, u-shaped syrinx 10 be respectively arranged at the two ends with an earplug 11.
Transaudient cover 5 is provided with for fixing transaudient cover 5 rubber bands 14 on producer's head.
Described support body includes vertical rod 21, vertical rod base 22, and vertical rod 21 is fixed on vertical rod base 22, and sound proof box 1 is fixed on
In vertical rod 21.
The left surface of sound proof box 1, leading flank, trailing flank are provided with threaded hole, threaded hole is provided with for
The Positioning screw 12 of fixing mobile phone 7
The micro- teaching video record instrument of portable high definition is placed on platform 26, the micro- teaching of portable high definition on platform 26
The underface of video record instrument is placed with paper 28 and pen 27.
During use, micro- for portable high definition teaching video record instrument is placed on platform, record class teacher carries upload acoustic shell,
Examine device head；Mobile phone with video record function (i.e. smart mobile phone) is put into sound proof box, closes the lid, open light filling
Lamp, and open recording function；Place paper 28, pen 27 on the platform 26 below micro- teaching video record instrument, write oneself and think
The knowledge write, says the knowledge oneself thought, records micro- teaching video；After the completion of recording, take out with video record function
Mobile phone, preserves video recording, and micro- teaching video is obtained.It is sent to by the micro- teaching video copy recorded or by internet
On the electronic whiteboard of class or on student's panel computer or pass on common platform shared it is not necessary to the software of specialty, very just
Just.
In the popularization of " upset classroom " teaching pattern, it is the important component part of New teaching model that micro- class is recorded.Micro- class record
System needs the good environment of peace and quiet, lighting conditions, but the studio that each school is built is limited, can not meet religion at all
The needs of teacher, the micro- class of the present embodiment is recorded instrument and can be met this demand very well.The present embodiment recording instrument is simple to operate, appearance of drawing materials
Easily, do not affected by working environment, nor affected on other teacher simultaneously.
Embodiment 2.As shown in Figure 5, Figure 6, the present embodiment and embodiment 1 only difference is that: support body include vertical rod 21,
Second sleeve 23, second sleeve base 24, second sleeve 23 is inserted in vertical rod 21, and second sleeve 23 is fixed on second sleeve base 24
On；Some levels are respectively provided with the second sleeve 23 that vertical rod 21 is inserted with it to the pin hole of setting, vertical rod 21 is inserted with it
Second sleeve 23 is realized pin by the second pin 25 and is connected；Sound proof box 1 is fixed in vertical rod 21.By this mode, permissible
The adjustment height apart from ground for the sound proof box 1, thus adjust the focal length of recorded video.
Record instrument to be made up of four systemses: recording system, lighting system, noise reduction system, stereomicrophone system.
Recording system: the smart mobile phone (i.e. mobile phone 7) commonly used at ordinary times using us, it is put into during recording and open on platform 26
Open recording function can record.
Lighting system: have two sets of daylighting schemes.One is the external lights system of the sound proof box recording instrument using micro- class, even
Dry light compensating lamp.Two is the light source using mobile phone.The scheme that can be chosen according to actual conditions oneself.
Noise reduction system: have two kinds of noise-reduction methods.One is using anti-tampering transaudient earplug 11.Record class hour, earplug 11 on band,
Record class teacher is allowed not to be subject to external environmental interference, attentively record class, the sound simultaneously spreading out of feeds back in the ear of record class teacher again, always
Shi Youke grasps recording situation at any time.Two is sound proof box.Ensure the sound insulation in record class environment, be not subject to external interference.Both sides
Method makes record class teacher can record micro- class in office interior, neither disturbs other teachers nor is disturbed by other teachers.
Stereomicrophone system: record class teacher carries upload acoustic shell, along the recording that sound can pass to smart mobile phone along transaudient pipeline 6
Hole.
This product new design is rationally, easy to operate, time saving and energy saving, is applicable to the video of office space, the record of audio frequency
System.
The invention of " micro- class recording instrument " overturns the popularization in classroom for New teaching model, there is provided substantial help,
The bottleneck that the micro- class broken through is recorded.
Embodiment 3.As shown in Figure 7, Figure 8, the present embodiment and embodiment 1 only difference is that: described support body includes growing
Quadra 15, sound proof box 1 is arranged on rectangular frame 15, and four angles of rectangular frame 15 are respectively provided with a column 18.
Transaudient cover 5 is provided with for fixing transaudient cover 5 ropes 13 on producer's head.Certainly it is also possible to elastic band or
Rubber band replaces rope.
Embodiment 4.As shown in Figure 9, Figure 10, the present embodiment and embodiment 3 only difference is that: the right side of sound proof box 1
Face, leading flank, trailing flank are provided with threaded hole, and threaded hole is provided with the positioning spiral shell for fixing mobile phone 7
Nail 12.The left surface of sound proof box 1 is provided with sound inlet 3.
Embodiment 5.As shown in Figure 11, Figure 12, the present embodiment be only difference is that with embodiment 3: rectangular frame 15
Linked together by three-dimensional joint 17 by four connecting rods 16 and form；17 points of three-dimensional joint on four angles of rectangular frame 15
Do not connect a column 18；Each column 18 inserts in one first sleeve 19；Respectively set on the first sleeve 19 that each column 18 is inserted with it
There is the pin hole to setting for some levels, the first sleeve 19 that each column 18 is inserted with it realizes pin even by the first pin 20
Connect.
Embodiment 5.As shown in Figure 13, Figure 14, the present embodiment be only difference is that with embodiment 5: the right side of sound proof box 1
Face, leading flank, trailing flank are provided with threaded hole, and threaded hole is provided with the positioning spiral shell for fixing mobile phone 7
Nail 12.The left surface of sound proof box 1 is provided with sound inlet 3.Rectangular frame 15 is connected by three-dimensional joint 17 by four connecting rods 16
Form together；Three-dimensional joint 17 on four angles of rectangular frame 15 connects a column 18 respectively；Each column 18 insertion one
In first sleeve 19；Some levels are respectively provided with the first sleeve 19 that each column 18 is inserted with it to the pin hole of setting, each vertical
The first sleeve 19 that post 18 is inserted with it is realized pin by the first pin 20 and is connected.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to aforementioned reality
Apply example the present invention has been described in detail, for a person skilled in the art, it still can be to aforementioned each enforcement
Technical scheme described in example is modified, or carries out equivalent to wherein some technical characteristics.All essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of portable decline teaching video record instrument it is characterised in that: include support body, recording system, noise reduction system, transaudient
System；
Described noise reduction system includes sound proof box (1), and sound proof box (1) is arranged on support body；The bottom of sound proof box (1) is provided with recording hole
(2), the one side of sound proof box (1) is provided with sound inlet (3)；
Described stereomicrophone system includes a stethoscope head (4), a transaudient cover (5), and stethoscope head (4), transaudient cover (5) are if pass through
Dry transaudient pipeline (6) is connected with sound inlet (3)；
Described recording system includes the mobile phone with video record function (7), and mobile phone (7) is placed in sound proof box (1),
The camera of mobile phone (7) is located to be recorded on hole (2), and the sound inlet of transmitter of mobile phone (7) is entered with sound proof box (1)
Sound hole (3) contacts.
2. one kind as claimed in claim 1 portable decline teaching video record instrument it is characterised in that: the bottom of sound proof box (1)
Portion is provided with some light compensating lamps (8), and light compensating lamp is connected with the power supply being arranged on sound proof box (1) by circuit or light compensating lamp passes through
Circuit is connected with external power source.
3. one kind as claimed in claim 1 portable decline teaching video record instrument it is characterised in that: the top of sound proof box (1)
Portion is provided with case lid (9).
4. one kind as claimed in claim 3 portable decline teaching video record instrument it is characterised in that: described case lid (9) is
Transparent glass case lid or plastics case lid.
5. one kind as claimed in claim 1 portable decline teaching video record instrument it is characterised in that: the case of sound proof box (1)
Body has been provided with sponge or the foamed plastics of soundproof effect.
6. one kind as claimed in claim 1 portable decline teaching video record instrument it is characterised in that: stethoscope head (4)
Including a u-shaped syrinx (10), u-shaped syrinx (10) be respectively arranged at the two ends with an earplug (11).
7. one kind as claimed in claim 1 portable decline teaching video record instrument it is characterised in that: the side of sound proof box (1)
Face is provided with threaded hole, and threaded hole is provided with the Positioning screw (12) for fixing mobile phone (7).
8. one kind as claimed in claim 1 portable decline teaching video record instrument it is characterised in that: set on transaudient cover (5)
There are rope (13) or rubber band (14) or elastic band.
9. one kind as claimed in claim 1 portable decline teaching video record instrument it is characterised in that: described support body include grow
Quadra (15), sound proof box (1) is arranged on rectangular frame (15), and four angles of rectangular frame (15) are respectively provided with one
Column (18),
Or, described support body includes vertical rod (21), vertical rod base (22), and vertical rod (21) is fixed on vertical rod base (22), sound insulation
Case (1) is fixed in vertical rod (21).
10. one kind as claimed in claim 1 portable decline teaching video record instrument it is characterised in that: described support body includes
Rectangular frame (15), sound proof box (1) is arranged on rectangular frame (15)；Rectangular frame (15) is led to by four connecting rods (16)
Cross three-dimensional joint (17) to link together composition；Three-dimensional joint (17) on four angles of rectangular frame (15) connects one respectively
Column (18)；In each column (18) insertion one first sleeve (19)；The first sleeve (19) that each column (18) is inserted with it is upper each
It is provided with some levels to the pin hole of setting, it is real that the first sleeve (19) that each column (18) is inserted with it passes through the first pin (20)
Cash sale nail connects,
Or, described support body includes vertical rod (21), second sleeve (23), second sleeve base (24), vertical rod (21) insertion second
Sleeve (23), second sleeve (23) is fixed on second sleeve base (24)；The second sleeve (23) that vertical rod (21) is inserted with it
On be respectively provided with some levels to the pin hole of setting, the second sleeve (23) that vertical rod (21) is inserted with it is by the second pin (25)
Realize pin to connect；Sound proof box (1) is fixed in vertical rod (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620501773.2U CN205901922U (en) | 2016-05-30 | 2016-05-30 | Portable class teaching video that declines records appearance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620501773.2U CN205901922U (en) | 2016-05-30 | 2016-05-30 | Portable class teaching video that declines records appearance |
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| Publication Number | Publication Date |
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| CN205901922U true CN205901922U (en) | 2017-01-18 |
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| CN201620501773.2U Expired - Fee Related CN205901922U (en) | 2016-05-30 | 2016-05-30 | Portable class teaching video that declines records appearance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107249112A (en) * | 2017-06-08 | 2017-10-13 | 王岳磊 | A kind of portable teaching video record instrument that declines |
-
2016
- 2016-05-30 CN CN201620501773.2U patent/CN205901922U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107249112A (en) * | 2017-06-08 | 2017-10-13 | 王岳磊 | A kind of portable teaching video record instrument that declines |
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