CN109979282A - Historical teaching teacher's pointer - Google Patents
Historical teaching teacher's pointer Download PDFInfo
- Publication number
- CN109979282A CN109979282A CN201910381935.1A CN201910381935A CN109979282A CN 109979282 A CN109979282 A CN 109979282A CN 201910381935 A CN201910381935 A CN 201910381935A CN 109979282 A CN109979282 A CN 109979282A
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- China
- Prior art keywords
- egative film
- piece
- projection
- rotor disk
- pushing
- Prior art date
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- 238000003756 stirring Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000003760 hair shine Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 230000006872 improvement Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000322338 Loeseliastrum Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B17/00—Teaching reading
- G09B17/02—Line indicators or other guides or masks
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/0046—History
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Entrepreneurship & Innovation (AREA)
- Toys (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a kind of historical teaching teacher's pointers, projection arrangement including shell and setting in long strip inside the shell, the shell is relative to offering projection socket on the position of projection arrangement, the projection arrangement includes projection lamp and projection eyeglass, the shell is arranged in hollow cylindrical, it is formed in the interior thereof session, the projection lamp and projection eyeglass are separately positioned on the front and rear sides of projection socket, the shell is cased on the position of projection socket into film case and film case out, and described into film case and out film case is oppositely arranged between each other.Historical teaching teacher's pointer of the invention can effectively realize the effect for constituting an easy projection structure by the setting of shell and the projection arrangement of Qi Nei.
Description
Technical field
The present invention relates to a kind of teacher's pointer, more particularly to a kind of historical teaching teacher's pointer.
Background technique
Historical teaching always is the difficult point in teaching process, main reason is that historical content is more, and mostly text
Property description, therefore it is easy to appear situations dry as dust during teaching, while corresponding students can not
Effectively understood the low problem of efficiency of teaching will so occur.
Therefore it is reduced by way of playing PPT in historical teaching projector because of pure words in the prior art
Phenomenon dry as dust caused by description increases the interest in teaching process in such a way that PPT switches demonstration history atlas
Taste, however the demonstration of existing PPT is needed based on existing projector apparatus, and existing projector apparatus higher cost,
And it is subsequent also need certain maintenance cost, no small spending will be caused for school in this way, thus can not be applicable in well
In the school that area is less flourishing.
Summary of the invention
It is a kind of low in cost in view of the deficiencies of the prior art, the present invention intends to provide, and can be effective
Reduce the historical teaching teacher's pointer of situation dry as dust.
It to achieve the above object, the present invention provides the following technical scheme that a kind of historical teaching teacher's pointer, including is in strip
The projection arrangement of the shell and setting of shape inside the shell, the shell are inserted relative to projection is offered on the position of projection arrangement
Mouthful, it is described in projection device to external walls so that the egative film with history atlas is by penetrating into projection arrangement
Projection arrangement includes projection lamp and projection eyeglass, and the shell is arranged in hollow cylindrical, is formed in the interior thereof session, the throwing
Shadow lamp and projection eyeglass are separately positioned on the front and rear sides of projection socket, and history atlas is passed through throwing to shine by projection lamp
Shadow eyeglass projects on external walls, and the shell is cased on the position of projection socket into film case and film case out, institute
It states into film case and film case is oppositely arranged between each other out, be separately positioned on the both ends of projection socket, it is described into film case
The interior position close to projection socket is equipped with the transferring device operated for manpower, and when people operates transferring device, transferring device will
It is transferred on the session in projection socket into the egative film in film case, the egative film projected in socket is transferred to out in film case.
As a further improvement of the present invention, the transferring device includes into piece rotor disk, slice rotor disk, the projection
Socket includes CD feeding port and piece mouth, and the CD feeding port is provided with the shell wall of shell and between film case, and the piece mouth is opened
It is located at the shell wall of shell and out between film case, it is described to correspond rotatable set respectively into piece rotor disk and slice rotor disk
It sets in CD feeding port and piece mouth, connect into film case and session and connect session and film case out, open up that there are two supply thereon
The egative film hole of egative film insertion, to be entered in session and with egative film out of session with egative film from into film case by rotation.
As a further improvement of the present invention, described into having cylindrical egative film storage chamber, the bottom in film case
One end of piece storage chamber is equipped with into piece push-plate, and the side of the other end is connected to CD feeding port, for turning into the egative film hole on piece rotor disk
Enter into egative film storage chamber, it is described to be connect into piece push-plate with the end of egative film storage chamber by spring, to be pushed away by spring force
Dynamic egative film is embedded into egative film hole.
As a further improvement of the present invention, described that into piece rotor disk and slice rotor disk, the egative film hole in session is set
Be interconnected, the projection lamp and into the position between piece rotor disk be equipped with horizontal pulling device, the horizontal pulling device will into piece turn
Egative film in piece disk is pushed into slice rotor disk.
As a further improvement of the present invention, the horizontal pulling device includes flat-pushing ring, flat-pushing spring and blocker ring, the resistance
Baffle ring is fixed on slice rotor disk backwards on one end of piece rotor disk, and is coaxially disposed with egative film hole, and the flat-pushing ring can be slided
That moves is arranged in projection lamp and on the position between piece rotor disk, and is coaxially disposed with egative film hole, the one of the flat-pushing spring
End is fixedly connected with flat-pushing ring, and the other end is fixedly connected with shell, flat-pushing circumferential mobile into piece rotor disk to be pushed by elastic force,
Will be pushed into slice rotor disk into the egative film in piece rotor disk.
As a further improvement of the present invention, the flat-pushing ring includes ring body and two pushing blocks, and two pushing blocks are fixed
In flat-pushing ring on the end face of flat-pushing spring one end, the pushing block has the plate of arc side in side, the pushing block straight line with
Ring body is fixedly connected, and jacks up the pushing part formed for pushing egative film, the pushing part and ring in the middle part of the arc side of the pushing block upwards
Gradually transition between the end face of body.
As a further improvement of the present invention, there is cylindrical egative film storage chamber, the bottom in the film case out
The side wall of piece storage chamber one end is connected to piece mouth, described so that slice rotor dribbling egative film is transferred in egative film storage chamber
Egative film storage chamber is equipped with pushing device relative to piece mouth one end, and the egative film in slice rotor disk is pushed into egative film storage
It is intracavitary.
As a further improvement of the present invention, the pushing device out includes push-plate and going out to push away spring, described to push away spring out
One end be fixedly connected with the end face of push-plate out, the other end is fixedly connected with film case out, by pushing out in the tower of spring
Egative film in piece rotor disk enters in egative film storage chamber.
As a further improvement of the present invention, described to offer sticking patch mouth backwards to the side of shell into film case, it is described into
The side of piece push-plate is fixed with sticking patch bar, and the sticking patch bar, which is passed through, to be reached the external world into film case and stir for manpower, described the bottom of into
Film magazine offers sticking patch slide opening on the position relative to sticking patch bar, the setting of the sticking patch bar slip is in sticking patch slide opening.
Beneficial effects of the present invention can effectively realize offer one by the setting of shell and the projection arrangement of Qi Nei
The effect of a portable translucent equipment, and by into film case, go out the setting of film case and transferring device, just may be implemented in religion
First most egative film is stored into film case during, then by the effect of transferring device, is realized the bottom of for
The displacement of piece, so compared with the prior art in projection pattern, can greatly reduce the input cost in classroom, it is suitable well
Historical teaching for remote mountain areas.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of historical teaching teacher's pointer of the invention；
Fig. 2 is the overall structure figure of the flat-pushing ring in Fig. 1；
Fig. 3 is the overall structure figure for going out push-plate in Fig. 1；
Fig. 4 is the top view into piece rotor disk in Fig. 1.
Specific embodiment
The present invention is described in further detail below in conjunction with embodiment given by attached drawing.
Shown in 4, a kind of historical teaching teacher's pointer of the present embodiment, including shell 1 in long strip and setting
Projection arrangement 2 in shell 1, the shell 1 offers projection socket 11 on the position relative to projection arrangement 2, with ribbon supply
There is the egative film of history atlas by penetrating into projection arrangement 2, is projected on external walls for projection arrangement 2, the projection dress
Setting 2 includes projection lamp 21 and projection eyeglass 22, and the shell 1 is arranged in hollow cylindrical, is formed in the interior thereof session, the throwing
Shadow lamp 21 and projection eyeglass 22 are separately positioned on the front and rear sides of projection socket 11, to be shone by projection lamp 21 by history figure
Volume is projected on external walls by projecting eyeglass 22, and the shell 1 is cased on the position of projection socket into 3 He of film case
Film case 4 out, described into film case 3 and out film case 4 is oppositely arranged between each other, is separately positioned on the both ends of projection socket 11
On, the position into projection socket 11 close in film case 3 is equipped with the transferring device 5 operated for manpower, when people's operation turns
When sheet devices 5, transferring device 5 will be transferred on the session in projection socket into the egative film in film case 3, will be in projection socket
Egative film is transferred to out in film case 4, during using the teacher's pointer of the present embodiment, when needing to carry out atlas projection,
Only need to start projection arrangement 2 so that the starting of projection lamp 21 shines, projection lamp 21 will output beam on piece on earth, then
It is output on projection eyeglass 22 again, the imaging by projecting eyeglass 22 acts on, can be effectively defeated by the atlas projection on egative film
Out on external blackboard or calico, just not needing so compared with the same in technology, when needing to project atlas also
It needs to install the problem of projector leads to classroom cost in classroom, and by into film case 3 and the setting of film case 4 out,
The egative film projected can be placed into film case 3, the egative film that projection is completed is placed into out in film case 4,
When needing to project displacement egative film, it is only necessary to which manpower drives transferring device 5, can will be by the movement of transferring device 5
Egative film in film case 3 is transferred on the session of projection socket, and the egative film in the projection socket played out originally is transferred to
Out in film case 4, the Rapid replacement for projecting atlas is so just greatly facilitated, such teacher is at school before by whole section
Class needs the egative film shown is unified to be tucked into film case 3, then at school during, it can be achieved that being carried out when attending class
The displacement of atlas projection, facilitates the use of teacher.
As a kind of improved specific embodiment, the transferring device 5 includes into piece rotor disk 51, slice rotor disk
53, the projection socket 11 includes CD feeding port 111 and piece mouth 112, the CD feeding port 11 be provided with the shell wall of shell 1 with the bottom of into
Between film magazine 3, the piece mouth 112 is provided with the shell wall of shell 1 and out between film case 4, described into piece rotor disk 51 and to go out
Piece rotor disk 53 corresponds be rotatably arranged in CD feeding port 111 and piece mouth 112 respectively, connects into film case 3 and light
Road and connection session and film case 4 out are opened up thereon there are two the egative film hole 1111 for egative film insertion, to pass through rotation the bottom of with
Piece enters in session and with egative film out of session from into film case 3, by setting into piece rotor disk 51, slice rotor disk 53
Set, can by the rotation of two rotor disks, by egative film hole 1111 with egative film into film case 3, go out film case 4 and throw
It displaced back and forth between shadow socket 11, and during driving, it is only necessary to two rotor disc spins of hand-drive are used, so
During use, teacher only need to stir by finger into piece rotor disk 51, slice rotor disk 53 rotation can, it can be achieved that
During teaching, when single-hand handling & teacher's pointer, realize converted for projected images, wherein in the present embodiment into piece
The wheel of rotor disk 51 has been fixedly and coaxially connected gear on one end of slice rotor disk 53, has passed through tooth side and tooth when being equipped with tooth
Intermeshing mode is taken turns, is realized into the synchronous interaction between piece rotor disk 51 and slice rotor disk 53, and in the present embodiment
By that can be stirred into the slightly prominent film case in the tooth side of piece rotor disk 51 in this way for teacher's finger, and since gear is nibbled
Closing transmission is to realize transmission by the engagement between tooth, therefore the tooth side in the present embodiment is identical as the number of teeth of gear, no
Crossing is exactly that tooth on tooth side is more lax, and while being rotated a circle with being maintained at into piece rotor disk 51, slice rotor disk 53 also revolves
It circles.
It is described into having cylindrical egative film storage chamber 31 in film case 3 as a kind of improved specific embodiment,
One end of the egative film storage chamber 31 is equipped with into piece push-plate 32, and the side of the other end is connected to CD feeding port 11, for into piece rotor disk
Egative film hole 1111 on 51 is transferred in egative film storage chamber 31, and the end into piece push-plate 32 and egative film storage chamber 31 passes through bullet
Spring connection passes through the setting of egative film storage chamber 31, Bian Keyou to push egative film to be embedded into egative film hole 1111 by spring force
A large amount of egative film is stored in into film case 3 by the realization of effect, and by the effect into piece push-plate 32, pushes the egative film stacked
Towards into the movement of piece rotor disk 51, egative film is gradually pushed into the egative film hole 1111 on piece rotor disk 51, integrated pushing
Process be only through the elastic force of spring to realize, so effectively simplify overall structure, enable to be suitable for well
Into the occasion of the such limited space of film case 3, and additional power source is not needed, can save the electricity of projection lamp 21 so yet
Can, increase projection time, wherein the electric energy of the projection lamp 21 in the present embodiment is provided by the lithium battery being embedded in shell 1,
The socket to charge to lithium battery is offered on shell 1.
It is described to be arranged in session into piece rotor disk 51 and slice rotor disk 53 as a kind of improved specific embodiment
Egative film hole 1111 be interconnected, the projection lamp 21 and into the position between piece rotor disk 51 be equipped with horizontal pulling device 52, institute
Stating horizontal pulling device 52 will be pushed into slice rotor disk 53 into the egative film in piece rotor disk 51, by the setting of horizontal pulling device 52,
The move mode that can realize egative film is to enter into film case 3 into piece rotor disk 51, then again by into piece rotor disk 51
Be rotated into session, entered in slice rotor disk 53 by horizontal pulling device 52 again later, then projection complete with
Afterwards, being rotated into out in film case 4 by slice rotor disk 53 so effectively realizes the transfer of egative film, and whole
Structure is relatively simple, and operation logic is also extremely simple, can effectively be suitable for what the such space of session in shell 1 was more limited
Occasion.
As a kind of improved specific embodiment, the horizontal pulling device 52 includes flat-pushing ring 521,522 and of flat-pushing spring
Blocker ring 523, the blocker ring 523 are fixed on slice rotor disk 53 backwards on one end of piece rotor disk 51, and with egative film hole
1111 coaxial arrangements, flat-pushing 521 slip of ring projection lamp 21 is set and on the position between piece rotor disk 51, and
It is coaxially disposed with egative film hole 1111, one end of the flat-pushing spring 522 is fixedly connected with flat-pushing ring 521, and the other end and shell 1 are solid
Fixed connection will be pushed into pushing flat-pushing ring 521 into the movement of piece rotor disk 51 by elastic force into the egative film in piece rotor disk 51
To arriving in slice rotor disk 53, by the setting of the peaceful throw-out collar 521 of flat-pushing spring 522, the elastic force of flat-pushing spring 522 can be utilized
It pushes flat-pushing ring 521 to slide towards blocker ring 523, and then effectively realizes to push and be transferred to out into the egative film in piece rotor disk 51
In piece rotor disk 53, and overall structure is hollow mode, therefore does not interfere with the transmitting of projection ray, while
Additional setting power source is not needed, just can be good at the occasion suitable for the such limited space of shell 1, Neng Goujian in this way
Single effective realization displaced for egative film.
As a kind of improved specific embodiment, the flat-pushing ring 521 include ring body 5211 and two pushing blocks 5212, two
A pushing block 5212 is fixed on flat-pushing ring 521 on the end face of flat-pushing 522 one end of spring, and the pushing block 5212 has in side
The plate of arc side, 5212 straight line of pushing block are fixedly connected with ring body 5211, are jacked up upwards in the middle part of the arc side of the pushing block 5212
The pushing part for pushing egative film is formed, gradually transition between the pushing part and the end face of ring body 5211, due to the present embodiment
In into piece rotor disk 51 be entity dish structure, then egative film hole 1111 is two holes being provided on entity disk, is so being pushed away
Block 5212 with into piece rotor disk 51 it is inconsistent during, due to the presence of pushing block 5212, will make into piece rotor disk 51
Disk body withstands and pushing block 5212 is pushed to slide, and then compresses flat-pushing spring 522, and in the process for continuing rotation into piece rotor disk 51
In, egative film hole 1111 will gradually be in contact with pushing block 5212, and protrude fully into egative film hole 1111 in pushing block 5212
When, pushing block 5212 will push egative film under the action of flat-pushing spring 522, and egative film is pushed into slice from into piece rotor disk 51
In rotor disk 53, then after when needing to replace, slice rotor disk 53 will with needing displaced egative film rotation and
Out, into film case 4 out, at the same into piece rotor disk 53 can rotary squeezing pushing block 5212 so that pushing block 5212 is pushed and is compressed
Flat-pushing spring 522 puts aside thrust, so just simple to prepare to push next time egative film from into piece rotor disk 51 to slice rotor disk 53
Single effective realization pushes egative film to enter slice rotor disk when being transferred in session into piece rotor disk 51 with egative film
In 53.
As a kind of improved specific embodiment, there is cylindrical egative film storage chamber 41 in the film case 4 out,
The side wall of described 41 one end of egative film storage chamber is connected to piece mouth 112, so that slice rotor disk 53 is transferred to egative film with egative film
In storage chamber 41, the egative film storage chamber 41 is equipped with pushing device 42 relative to 112 one end of piece mouth, by slice rotor disk
Egative film in 53 is pushed into egative film storage chamber 41, can be effectively by slice rotor disk 53 by going out the setting of pushing device 42
The egative film turned over is pushed into one by one in egative film storage chamber 41, and so effective realize temporarily is deposited the egative film played
It puts, then can take out mouth by opening up one backwards to the one end for going out pushing device 42 in egative film storage chamber 41 in the present embodiment
Mode takes out egative film out of egative film storage chamber 41.
As a kind of improved specific embodiment, the pushing device 42 out includes push-plate 421 and going out to push away spring 422,
Described one end for pushing away spring 422 out is fixedly connected with the end face of push-plate 421 out, and the other end is fixedly connected with film case 4 out, with logical
Crossing in the tower of spring pushes the egative film in slice rotor disk 53 to enter in egative film storage chamber 41, pushes out and pushes away spring 422 and go out
The setting of push-plate 421 can be realized effectively and egative film is pushed to enter the effect in egative film storage chamber 41, and structure is simple,
It is easy to accomplish, additional setting power source is not needed, can be good at being suitable for the occasion into the such limited space of film case 3.
It is described to offer sticking patch mouth backwards to the side of shell 1 into film case 3 as a kind of improved specific embodiment
33, the side into piece push-plate 32 is fixed with sticking patch bar 34, and the sticking patch bar 34 passes through into film case 3 and reaches the external world for people
Hand is stirred, and sticking patch slide opening 35,34 slip of sticking patch bar are offered on the position into film case 3 relative to sticking patch bar 34
Setting in sticking patch slide opening 35, by the setting of sticking patch mouth 33 and sticking patch bar 34, can effectively realize by stirring sticking patch
The mode of bar 34 will need the egative film played quickly and easily to add into film case 3.
In conclusion the historical teaching teacher's pointer of the present embodiment, by the way that film case 4 and rotor fill into film case 3 and out
Set 5 setting, can effectively realize and a large amount of egative film is temporarily stored in into film case 3, then by transferring device 5 into
Row rotor plays.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of historical teaching teacher's pointer, it is characterised in that: including shell (1) in long strip and be arranged in shell (1)
Projection arrangement (2), the shell (1) offer projection socket (11) on the position relative to projection arrangement (2), go through for having
The egative film of history atlas is projected on external walls, the projection dress by penetrating into projection arrangement (2) for projection arrangement (2)
Setting (2) includes projection lamp (21) and projection eyeglass (22), and the shell (1) is arranged in hollow cylindrical, is formed in the interior thereof light
Road, the projection lamp (21) and projection eyeglass (22) are separately positioned on the front and rear sides of projection socket (11), to pass through projection
Lamp (21), which shines, projects to history atlas on external walls by projecting eyeglass (22), and the shell (1) is close to projection socket
Position on be cased with into film case (3) and film case (4) out, it is described into film case (3) and out that film case (4) is opposite between each other
Setting is separately positioned on the both ends of projection socket (11), it is described into film case (3) on the position of projection socket (11)
Equipped with the transferring device (5) operated for manpower, when people operates transferring device (5), transferring device (5) will be interior into film case (3)
Egative film be transferred on the session in projection socket, the egative film projected in socket is transferred to out in film case (4).
2. historical teaching teacher's pointer according to claim 1, it is characterised in that: the transferring device (5) includes turning into piece
Piece disk (51), slice rotor disk (53), the projection socket (11) include CD feeding port (111) and piece mouth (112), described into piece
Mouth (11) is provided with the shell wall of shell (1) and between film case (3), the piece mouth (112) is provided with the shell wall of shell (1)
It is described to correspond rotatable setting respectively into piece rotor disk (51) and slice rotor disk (53) between film case out (4)
In CD feeding port (111) and piece mouth (112), connects into film case (3) and session and connect session and out film case (4),
On open up there are two for egative film insertion egative film hole (1111), with by rotation enter light from into film case (3) with egative film
In road and with egative film out of session.
3. historical teaching teacher's pointer according to claim 2, it is characterised in that: described to have into film case (3) is interior in circle
Columnar egative film storage chamber (31), one end of the egative film storage chamber (31) are equipped with into piece push-plate (32), the side of the other end with
CD feeding port (11) connection, for being transferred in egative film storage chamber (31) into the egative film hole (1111) on piece rotor disk (51), it is described into
Piece push-plate (32) is connect with the end of egative film storage chamber (31) by spring, to push egative film to be embedded into egative film by spring force
In hole (1111).
4. historical teaching teacher's pointer according to claim 2 or 3, it is characterised in that: it is described into piece rotor disk (51) and go out
Piece rotor disk (53) is arranged in the egative film hole (1111) in session and is interconnected, the projection lamp (21) with into piece rotor disk (51)
Between position be equipped with horizontal pulling device (52), the horizontal pulling device (52) will be pushed into out into the egative film in piece rotor disk (51)
In piece rotor disk (53).
5. historical teaching teacher's pointer according to claim 4, it is characterised in that: the horizontal pulling device (52) includes flat-pushing ring
(521), flat-pushing spring (522) and blocker ring (523), the blocker ring (523) are fixed on slice rotor disk (53) backwards into piece
It on one end of rotor disk (51), and is coaxially disposed with egative film hole (1111), the setting of flat-pushing ring (521) slip is projecting
Lamp (21) and on the position between piece rotor disk (51), and be coaxially disposed with egative film hole (1111), the flat-pushing spring (522)
One end be fixedly connected with flat-pushing ring (521), the other end is fixedly connected with shell (1), to push flat-pushing ring (521) by elastic force
To into piece rotor disk (51) movement, will be pushed into the egative film in piece rotor disk (51) in slice rotor disk (53).
6. historical teaching teacher's pointer according to claim 5, it is characterised in that: the flat-pushing ring (521) includes ring body
(5211) and two pushing blocks (5212), two pushing blocks (5212) are fixed on flat-pushing ring (521) backwards to flat-pushing spring (522) one
On the end face at end, the pushing block (5212) has the plate of arc side in side, pushing block (5212) straight line and ring body (5211)
Be fixedly connected, jack up the pushing part formed for pushing egative film in the middle part of the arc side of the pushing block (5212) upwards, the pushing part and
Gradually transition between the end face of ring body (5211).
7. historical teaching teacher's pointer according to claim 6, it is characterised in that: have in film case (4) out in circle
The side wall of columnar egative film storage chamber (41), described egative film storage chamber (41) one end is connected to piece mouth (112), so that slice turns
Piece disk (53) is transferred in egative film storage chamber (41) with egative film, and the egative film storage chamber (41) is relative to piece mouth (112) one
End is equipped with pushing device (42), and the egative film in slice rotor disk (53) is pushed into egative film storage chamber (41).
8. historical teaching teacher's pointer according to claim 7, it is characterised in that: described pushing device (42) out include push-plate
(421) and go out to push away spring (422), described one end for pushing away spring (422) out is fixedly connected with the end face of push-plate out (421), another
End is fixedly connected with film case out (4), to push the egative film in slice rotor disk (53) to enter egative film in the tower by spring
In storage chamber (41).
9. historical teaching teacher's pointer according to claim 3, it is characterised in that: it is described into film case (3) backwards to shell (1)
Side offer sticking patch mouth (33), the side into piece push-plate (32) is fixed with sticking patch bar (34), the sticking patch bar (34)
It stirs across the external world is reached into film case (3) for manpower, is opened on the position into film case (3) relative to sticking patch bar (34)
Equipped with sticking patch slide opening (35), the setting of sticking patch bar (34) slip is in sticking patch slide opening (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910381935.1A CN109979282B (en) | 2019-05-08 | 2019-05-08 | Teacher's pointer for history teaching |
Applications Claiming Priority (1)
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| WO1979001007A1 (en) * | 1978-04-29 | 1979-11-29 | I Ishii | Training method and device therefor |
| JPS61256338A (en) * | 1985-05-10 | 1986-11-13 | Canon Inc | Roll film cartridge |
| CN87101754A (en) * | 1986-03-06 | 1987-09-16 | 欧洲原子能联营 | Store and handle the device of lantern slide |
| CN1111759A (en) * | 1993-12-22 | 1995-11-15 | 伊斯曼柯达公司 | Film cartridge projection device |
| CN1150657A (en) * | 1995-01-09 | 1997-05-28 | 伊斯曼柯达公司 | Apparatus and method for moving film |
| EP0892302A1 (en) * | 1997-07-18 | 1999-01-20 | Eastman Kodak Company | Defined orientation slide projector and slides |
| EP1191388A2 (en) * | 2000-08-31 | 2002-03-27 | Fuji Photo Film Co., Ltd. | Slide scanner with means for separating the slides from a stack |
| CN2916668Y (en) * | 2006-06-05 | 2007-06-27 | 沈明发 | Single-projection multi-pattern projection pen |
| CN201247374Y (en) * | 2008-08-27 | 2009-05-27 | 张建春 | Multifunctional minitype projector |
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| CN202330996U (en) * | 2011-11-21 | 2012-07-11 | 浙江商业职业技术学院 | Projecting apparatus for language teaching |
| CN203721049U (en) * | 2014-03-17 | 2014-07-16 | 齐齐哈尔工程学院 | Adjustable law teaching projector |
| CN203838890U (en) * | 2014-05-26 | 2014-09-17 | 周小云 | Film-showing device for English teaching |
| CN105180127A (en) * | 2015-08-10 | 2015-12-23 | 广西大学 | Film projection candlestick |
| CN205751282U (en) * | 2016-03-19 | 2016-11-30 | 王秀芹 | A kind of ideology and politics teaching multimedia device |
| CN207150750U (en) * | 2017-07-10 | 2018-03-27 | 广州布塔智能科技有限公司 | Mobile phone projector |
| CN107797363A (en) * | 2017-11-09 | 2018-03-13 | 天津市瑞擎影像材料有限公司 | It is a kind of can sounding rotation film projector |
| CN207421946U (en) * | 2017-11-25 | 2018-05-29 | 宁波市三峰智能科技股份有限公司 | A kind of blade inserting pattern projection lamp |
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|---|---|
| CN109979282B (en) | 2020-12-22 |
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