CN117316005A - Story projector - Google Patents
Story projector Download PDFInfo
- Publication number
- CN117316005A CN117316005A CN202311463723.0A CN202311463723A CN117316005A CN 117316005 A CN117316005 A CN 117316005A CN 202311463723 A CN202311463723 A CN 202311463723A CN 117316005 A CN117316005 A CN 117316005A
- Authority
- CN
- China
- Prior art keywords
- film
- circuit board
- control circuit
- assembly
- tray
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000003384 imaging method Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification 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
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/02—Multiple-film apparatus
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
- G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor
- G03B23/06—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor with rotary movement
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
The invention relates to the field of projection devices, and discloses a story projector, which comprises: the device comprises a shell, an infrared transmitting and receiving assembly, a projection assembly, a film mounting device, a driving mechanism for driving the film mounting device to rotate, a control circuit board and a connecting port for connecting an external storage device; the infrared transmitting and receiving assembly is electrically connected with the control circuit board, the control circuit board is electrically connected with the connecting port, and the control circuit board is electrically connected with the projection assembly; according to the video and audio story or picture story playing control circuit board, the film disc is driven to rotate through the driving mechanism, so that different films on the film disc are opposite to the infrared transmitting and receiving assembly, and the control circuit board can control the projection assembly to play different video and audio stories or picture stories according to different film information acquired by the infrared transmitting and receiving assembly; the driving mechanism is simple in structure, low in cost, simple to operate and capable of being pressed by a user.
Description
Technical Field
The invention relates to the technical field of projection devices, in particular to a story projector.
Background
Story projectors are commonly used for early education by children, and the story projector may project a play picture story. The prior story projector is generally internally provided with a film carrying story videos or pictures, and the story pictures can be displayed by amplifying and projecting the film to a wall surface, a curtain and the like. The story projector can generally switch different films so as to realize projection playing of different pictures or story videos, but the existing structure for switching different films is complex and has high cost.
Disclosure of Invention
The invention aims to provide a story projector and aims to solve the problems that in the prior art, the realization structure for switching different films is complex and the cost is high.
The application provides a story projector, comprising: the device comprises a shell, an infrared transmitting and receiving assembly, a projection assembly, a film mounting device, a driving mechanism for driving the film mounting device to rotate, a control circuit board and a connecting port for connecting an external storage device; the infrared transmitting and receiving assembly is electrically connected with the control circuit board, the control circuit board is electrically connected with the connecting port, and the control circuit board is electrically connected with the projection assembly;
the film mounting device is arranged in the shell and comprises a mounting seat, the mounting seat is provided with a slot, the side wall of the shell is provided with an opening communicated with the slot, a tray is movably inserted in the slot, the tray is provided with a film tray capable of freely rotating, the film tray is provided with a plurality of film mounting positions along a rotating central shaft of the film tray, and the film mounting positions are used for mounting films;
the tray is provided with a first light hole, the mounting seat is also provided with a second light hole opposite to the first light hole, and the infrared transmitting and receiving assembly is opposite to the second light hole, so that the infrared transmitting and receiving assembly can transmit infrared rays to a film;
the driving mechanism comprises a driving piece, the driving piece can freely rotate and set up in the casing, still be provided with the direction arc wall on the driving piece, be provided with the guide post on the mount pad, the guide post embedding in the direction arc wall, guide post and direction arc wall play the guide effect to the rotation of driving piece, be provided with on the driving piece and be used for stirring the film dish rotates the plectrum, be provided with the fixture block on the film dish to make shown film dish can by the plectrum is stirred, the driving piece still is connected with the press piece, the one end of press piece stretches out the shell, when pressing this end, can drive the driving piece rotation, in order to drive the film dish rotation, realize the switching of film.
Further, a plurality of audio files are arranged in the external storage device connected with the connection port.
Further, the projection assembly comprises a light source and a lens assembly, wherein the lens assembly comprises a fixed ring, a lens seat arranged in the fixed ring, a focusing head and an imaging lens.
Further, a sensor is arranged on the end face of the shell where the imaging lens is located, when the sensor detects a person, the sensor transmits information to a control circuit board, and the control circuit board controls the projection assembly to stop projecting.
Further, the sensor is one of an ultrasonic sensor, a temperature sensor and an infrared sensor.
Compared with the prior art, the story projector provided by the application has the advantages that a plurality of different films are arranged on the film tray, the infrared transmitting and receiving assembly transmits infrared rays to the films again, then the returned infrared information is received to identify film information, the identified film information is transmitted to the control circuit board, and the control circuit board then controls the projecting assembly to project corresponding video, audio stories or picture stories; the storage device connected with the external connection port is used for storing data such as video, audio stories or picture stories. The film disc is driven to rotate by the driving mechanism, so that different films on the film disc are opposite to the infrared transmitting and receiving assembly, and the control circuit board can control the projection assembly to play different video, audio stories or picture stories according to different film information acquired by the infrared transmitting and receiving assembly; the driving mechanism is simple in structure, low in cost, simple to operate and capable of being pressed by a user.
Drawings
FIG. 1 is a schematic diagram of a story projector according to an embodiment of the present invention;
FIG. 2 is an exploded view of a story projector according to an embodiment of the present invention;
FIG. 3 is a schematic view of a film mounting apparatus and a driving mechanism of a story projector according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a film tray.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
The implementation of the present invention will be described in detail below with reference to specific embodiments.
Referring to fig. 1-4, a story projector, comprising: the device comprises a shell 6, an infrared transmitting and receiving assembly, a projection assembly 1, a film mounting device 2, a driving mechanism for driving the film mounting device 2 to rotate, a control circuit board 3 and a connecting port for connecting an external storage device; the infrared transmitting and receiving assembly is electrically connected with the control circuit board 3, the control circuit board 3 is electrically connected with the connecting port, and the control circuit board 3 is electrically connected with the projection assembly 1;
the film mounting device 2 is arranged in the shell 6, the film mounting device 2 comprises a mounting seat 21, the mounting seat 21 is provided with a slot 22, the side wall of the shell 6 is provided with an opening communicated with the slot 22, a tray 23 is movably inserted into the slot 22, the tray 23 is provided with a film tray 24 capable of freely rotating, the film tray 24 is provided with a plurality of film mounting positions 25 along the rotation central axis of the film tray, and the film mounting positions 25 are used for mounting films;
the tray 23 is provided with a first light hole, the mounting seat 21 is also provided with a second light hole opposite to the first light hole, and the infrared transmitting and receiving component is opposite to the second light hole, so that the infrared transmitting and receiving component can transmit infrared rays to a film;
preferably, a homing mechanism is arranged in the film mounting device, and when the tray is inserted into the slot, the homing mechanism homing the films on the film tray, so that a first film on the film tray faces the infrared transmitting and receiving assembly, and the sound or video projected and played by the projection assembly is matched with the films in sequence;
the driving mechanism comprises a driving piece 51, the driving piece 51 can be freely rotatably arranged in the shell 6, a guide arc groove 52 is further formed in the driving piece 51, a guide column 53 is arranged on the mounting seat 21, the guide column 53 is embedded into the guide arc groove 52, the guide column 53 and the guide arc groove 52 play a guide role in the rotation of the driving piece 51, a shifting block 54 for shifting the film tray 24 to rotate is arranged on the driving piece 51, a clamping block 55 is arranged on the film tray 24, so that the film tray 24 can be shifted by the shifting block 54, a pressing piece 56 is further connected to the driving piece 51, one end of the pressing piece 56 extends out of the shell, and when the end is pressed, the driving piece 51 can be driven to rotate so as to drive the film tray 24 to rotate, and the film is switched.
Furthermore, the push piece is provided with the inductive switch towards the directional place of the inside one end of casing, and this inductive switch is used for realizing the switching of the broadcast content of projection subassembly, like this, when actuating mechanism drive film switched, can realize the switching of the broadcast content of projection subassembly simultaneously for on the content and the film of projection subassembly broadcast can correspond.
According to the story projector, a plurality of different films are arranged on the film tray 24, the infrared transmitting and receiving assembly transmits infrared rays to the films again, then the infrared information returned is received, so that film information is identified, the identified film information is transmitted to the control circuit board 3, and the control circuit board 3 then controls the projection assembly 1 to project corresponding video, audio stories or picture stories; the storage device connected with the external connection port is used for storing data such as video, audio stories or picture stories. The film disc 24 is driven to rotate through the driving mechanism, so that different films on the film disc 24 are opposite to the infrared transmitting and receiving assembly, and the control circuit board 3 can control the projection assembly 1 to play different video, audio stories or picture stories according to different film information acquired by the infrared transmitting and receiving assembly; the driving mechanism is simple in structure, low in cost, simple to operate and capable of being pressed by a user.
Further, a plurality of audio files are arranged in the external storage device connected with the connection port.
Further, the projection assembly 1 includes a light source and a lens assembly, and the lens assembly includes a fixing ring, a lens seat disposed in the fixing ring, a focusing head, and an imaging lens.
Further, a sensor is arranged on the end face of the shell where the imaging lens is located, when the sensor detects a person, the sensor transmits information to the control circuit board 3, and the control circuit board 3 controls the projection assembly 1 to stop projection.
Further, the sensor is one of an ultrasonic sensor, a temperature sensor and an infrared sensor.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (5)
1. A story projector, comprising: the device comprises a shell, an infrared transmitting and receiving assembly, a projection assembly, a film mounting device, a driving mechanism for driving the film mounting device to rotate, a control circuit board and a connecting port for connecting an external storage device; the infrared transmitting and receiving assembly is electrically connected with the control circuit board, the control circuit board is electrically connected with the connecting port, and the control circuit board is electrically connected with the projection assembly;
the film mounting device is arranged in the shell and comprises a mounting seat, the mounting seat is provided with a slot, the side wall of the shell is provided with an opening communicated with the slot, a tray is movably inserted in the slot, the tray is provided with a film tray capable of freely rotating, the film tray is provided with a plurality of film mounting positions along a rotating central shaft of the film tray, and the film mounting positions are used for mounting films;
the tray is provided with a first light hole, the mounting seat is also provided with a second light hole opposite to the first light hole, and the infrared transmitting and receiving assembly is opposite to the second light hole, so that the infrared transmitting and receiving assembly can transmit infrared rays to a film;
the driving mechanism comprises a driving piece, the driving piece can freely rotate and set up in the casing, still be provided with the direction arc wall on the driving piece, be provided with the guide post on the mount pad, the guide post embedding in the direction arc wall, guide post and direction arc wall play the guide effect to the rotation of driving piece, be provided with on the driving piece and be used for stirring the film dish rotates the plectrum, be provided with the fixture block on the film dish to make shown film dish can by the plectrum is stirred, the driving piece still is connected with the press piece, the one end of press piece stretches out the shell, when pressing this end, can drive the driving piece rotation, in order to drive the film dish rotation, realize the switching of film.
2. The story projector of claim 1, wherein the connection port is configured with a plurality of audio files disposed within the external storage device.
3. The story projector of claim 2, wherein the projection assembly comprises a light source and a lens assembly comprising a stationary ring, a lens mount disposed within the stationary ring, a focus mount, and an imaging lens.
4. A story projector according to claim 3, wherein the imaging lens is provided with a sensor on an end face of the housing, and when the sensor detects a person, the sensor transmits information to a control circuit board, and the control circuit board controls the projection assembly to stop projection.
5. The interchangeable lens camera lens structure of claim 4, wherein the sensor is one of an ultrasonic sensor, a temperature sensor, and an infrared sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311463723.0A CN117316005A (en) | 2023-11-06 | 2023-11-06 | Story projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311463723.0A CN117316005A (en) | 2023-11-06 | 2023-11-06 | Story projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117316005A true CN117316005A (en) | 2023-12-29 |
Family
ID=89273783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311463723.0A Pending CN117316005A (en) | 2023-11-06 | 2023-11-06 | Story projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117316005A (en) |
-
2023
- 2023-11-06 CN CN202311463723.0A patent/CN117316005A/en active Pending
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |