CN214175340U - Holographic projection arrangement is used in chinese teaching - Google Patents
Holographic projection arrangement is used in chinese teaching Download PDFInfo
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- CN214175340U CN214175340U CN202120416311.1U CN202120416311U CN214175340U CN 214175340 U CN214175340 U CN 214175340U CN 202120416311 U CN202120416311 U CN 202120416311U CN 214175340 U CN214175340 U CN 214175340U
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- gear
- support frame
- fixedly connected
- holographic projection
- base
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Abstract
The utility model relates to a holographic projection technical field specifically is a holographic projection arrangement is used in chinese teaching, the on-line screen storage device comprises a base, the inside fixedly connected with reference column of base, the inside swing joint of reference column has the support column, the top fixedly connected with backup pad of support column, the top swing joint of backup pad has the carousel, the inside swing joint of base has the connecting axle, the fixed surface of connecting axle is connected with first gear, second gear and third gear. The utility model has the advantages that: through setting up the support frame, when using, make the support frame be located the top of bottom plate, use and accomplish the back, at first rotate the fixed block, make fixed block and connecting plate separation, later, rotate the support frame, make the support frame rotate to the direction of carousel, until making the support frame be located the top of backup pad, and then make projection equipment and holographic projection curtain be located between support frame and the bottom plate, have the effect of protection, when the transport, can reduce and collide with.
Description
Technical Field
The utility model relates to a holographic projection technical field, especially a holographic projection arrangement is used in chinese teaching.
Background
The holographic projection technology, also called virtual imaging technology, is a technology for recording and reproducing a real three-dimensional image of an object by utilizing interference and diffraction principles, and has application ranges including product exhibition, automobile clothing release, stage programs, interaction, bar entertainment, place interactive projection and the like.
The prior holographic projection device for Chinese teaching has the following defects:
1. when the conventional holographic projection device for Chinese teaching is used, a projection screen is fixed, so that the adjustment is inconvenient, and the use effect is influenced;
2. when the traditional holographic projection device for Chinese teaching is used in different classrooms, collision is easy to occur in the moving process, and damage is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a holographic projection arrangement is used in chinese teaching.
The purpose of the utility model is realized through the following technical scheme: a holographic projection device for Chinese teaching comprises a base, wherein a positioning column is fixedly connected inside the base, a supporting column is movably connected inside the positioning column, a supporting plate is fixedly connected to the top of the supporting column, and a turntable is movably connected to the top of the supporting plate;
the inner part of the base is movably connected with a connecting shaft, the outer surface of the connecting shaft is fixedly connected with a first gear, a second gear and a third gear, the first gear is movably connected to one side of the supporting column, and the outer surface of the second gear is movably connected with a transmission chain;
a motor is fixedly connected inside the base, the output end of the motor is fixedly connected with a rotating shaft, the outer surface of the rotating shaft is fixedly connected with a fourth gear, and the fourth gear is movably connected to one side of the third gear; the top fixedly connected with bottom plate of base, the top fixedly connected with connecting plate of bottom plate, one side swing joint of connecting plate has the support frame, support frame swing joint is in the top of bottom plate.
Optionally, the inside fixedly connected with spliced pole of support frame, the spliced pole runs through in the inside of connecting plate, the surface threaded connection of spliced pole has the fixed block, fixed block swing joint is in one side of connecting plate, is convenient for fix the spliced pole through the fixed block, and then fixes the support frame.
Optionally, the support frame is L-shaped, the bottom of the support frame is provided with a projection device, and the support frame is movably connected to the top of the support plate.
Optionally, the number of the positioning columns is four, the four positioning columns are located at four corners inside the base, positioning grooves are formed in the positioning columns, and the supporting columns are movably connected inside the positioning grooves.
Optionally, one side of the supporting column is provided with gear teeth, the gear teeth are meshed with the first gear, and the third gear is meshed with the fourth gear.
Optionally, the inside fixedly connected with supporting seat of base, motor fixed connection is in the top of supporting seat.
Optionally, the top of carousel is provided with holographic projection screen, backup pad swing joint is in the top of base, and holographic projection screen is located projection equipment's bottom.
The utility model has the advantages of it is following:
1. this holographic projection arrangement is used in chinese teaching, through setting up the connecting axle, the connecting axle is provided with two, when using, starter motor, make fourth gear revolve, make third gear revolve, connecting axle and second gear revolve, and make two second gear revolve through the driving chain, and then make the first gear revolve of support column one side, the teeth of a cogwheel of first gear and support column one side meshes mutually, and then promote the support column rebound, and then make the backup pad and the carousel rebound at top, reach the purpose that changes holographic projection curtain height, make the distance between projection equipment and the holographic projection curtain change, combine the carousel to rotate, can adjust the imaging effect of holographic projection curtain, the projection is effectual.
2. This holographic projection arrangement is used in chinese teaching, through setting up the support frame, support frame and connecting plate pass through spliced pole swing joint, when using, make the support frame be located the top of bottom plate, after the use is accomplished, at first rotate the fixed block, make fixed block and connecting plate separation, afterwards, rotate the support frame, make the support frame rotate to the direction of carousel, until making the top that the support frame is located the backup pad, and then make projection equipment and holographic projection curtain be located between support frame and the bottom plate, there is the effect of protection, when the transport, can reduce to collide with, simultaneously, the reduction device volume, be convenient for deposit, the practicality is good.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural view of the support frame of the present invention;
FIG. 3 is a schematic structural view of the bottom plate of the present invention;
fig. 4 is a schematic structural view of the base of the present invention;
fig. 5 is a schematic structural view of the connecting shaft of the present invention.
In the figure: the holographic projection screen comprises a base 1, a positioning column 2, a supporting column 3, a supporting plate 4, a rotating disc 5, a connecting shaft 6, a first gear 7, a second gear 8, a third gear 9, a transmission chain 10, a motor 11, a rotating shaft 12, a fourth gear 13, a bottom plate 14, a connecting plate 15, a supporting frame 16, a connecting column 17, a fixing block 18, a projection device 19 and a holographic projection screen 20.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-5, a holographic projection device for chinese teaching comprises a base 1, a positioning column 2 fixedly connected to the inside of the base 1, a supporting column 3 movably connected to the inside of the positioning column 2, a supporting plate 4 fixedly connected to the top of the supporting column 3, and a turntable 5 movably connected to the top of the supporting plate 4;
the inner part of the base 1 is movably connected with a connecting shaft 6, the outer surface of the connecting shaft 6 is fixedly connected with a first gear 7, a second gear 8 and a third gear 9, the first gear 7 is movably connected to one side of the supporting column 3, and the outer surface of the second gear 8 is movably connected with a transmission chain 10;
a motor 11 is fixedly connected inside the base 1, the output end of the motor 11 is fixedly connected with a rotating shaft 12, the outer surface of the rotating shaft 12 is fixedly connected with a fourth gear 13, and the fourth gear 13 is movably connected to one side of the third gear 9;
the top fixedly connected with bottom plate 14 of base 1, the top fixedly connected with connecting plate 15 of bottom plate 14, one side swing joint of connecting plate 15 has support frame 16, and support frame 16 swing joint is in the top of bottom plate 14.
As an optional technical solution of the utility model:
the inside fixedly connected with spliced pole 17 of support frame 16, spliced pole 17 run through in the inside of connecting plate 15, and the surface threaded connection of spliced pole 17 has fixed block 18, and fixed block 18 swing joint is in one side of connecting plate 15.
As an optional technical solution of the utility model:
the support frame 16 is L-shaped, the bottom of the support frame 16 is provided with a projection device 19, and the support frame 16 is movably connected to the top of the support plate 4.
As an optional technical solution of the utility model:
the quantity of reference column 2 is four, and four reference columns 2 are located the inside four corners department of base 1, and the constant head tank has been seted up to the inside of reference column 2, and 3 swing joint of support column are in the inside of constant head tank, when support column 3 reciprocated, fix a position support column 3, make backup pad 4 remove steadily.
As an optional technical solution of the utility model:
one side of support column 3 is provided with the teeth of a cogwheel, and the teeth of a cogwheel meshes with first gear 7 mutually, and third gear 9 meshes with fourth gear 13 mutually, when first gear 7 rotates, through the meshing with the teeth of a cogwheel for support column 3 reciprocates, reaches the purpose that changes the height of backup pad 4.
As an optional technical solution of the utility model:
the inside fixedly connected with supporting seat of base 1, motor 11 fixed connection is in the top of supporting seat.
As an optional technical solution of the utility model:
the top of carousel 5 is provided with holographic projection screen 20, and backup pad 4 swing joint is in the top of base 1, fixes a position support column 3, can seal the part of base 1 inside simultaneously.
The working process of the utility model is as follows: the device is placed at a flat position, a projection device 19 is opened, a projection result is checked through a holographic projection screen 20, two connecting shafts 6 are arranged, when the device is used, a motor 11 is started, a rotating shaft 12 rotates to enable a fourth gear 13 to rotate, the fourth gear 13 is meshed with a third gear 9 to enable the third gear 9 to rotate, the connecting shafts 6 and a second gear 8 rotate, the two second gears 8 rotate through a transmission chain 10, the two connecting shafts 6 rotate, a first gear 7 on one side of a support column 3 rotates, the first gear 7 is meshed with gear teeth on one side of the support column 3, the support column 3 is pushed to move upwards, a support plate 4 and a rotating disc 5 on the top portion move upwards, the purpose of changing the height of the holographic projection screen 20 is achieved, and the distance between the projection device 19 and the holographic projection screen 20 is changed, the combined rotating disc 5 rotates in the moving process, the imaging effect of the holographic projection screen can be adjusted, the projection effect is good, similarly, the motor 11 is started, the rotating shaft 12 is enabled to rotate reversely, the two connecting shafts 6 and the first gear 7 are enabled to rotate reversely, the supporting plate 4 can move downwards, the structure is simple, the operation is convenient, through the arrangement of the supporting frame 16, the supporting frame 16 is movably connected with the connecting plate 15 through the connecting column 17, when the device is used, the supporting frame 16 is located at the top of the bottom plate 14, the projection equipment 19 is located at the top of the holographic projection screen 20, after the use is completed, the fixing block 18 is firstly rotated, the fixing block 18 is separated from the connecting plate 15, then the supporting frame 16 is rotated, the supporting frame 16 is rotated towards the rotating disc 5 until the supporting frame 16 is located at the top of the supporting plate 4, at the moment, the supporting frame 16 and the bottom plate 14 are in an inverted U shape and are fixed through the fixing block 18, and then make projection equipment 19 and holographic projection screen 20 be located between support frame 16 and bottom plate 14, have the effect of protection, when carrying, can reduce to collide with, avoid damaging equipment, simultaneously, reduce the device volume, be convenient for deposit, the practicality is good.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A holographic projection device for Chinese teaching is characterized in that: the device comprises a base (1), wherein a positioning column (2) is fixedly connected inside the base (1), a supporting column (3) is movably connected inside the positioning column (2), a supporting plate (4) is fixedly connected to the top of the supporting column (3), and a turntable (5) is movably connected to the top of the supporting plate (4);
a connecting shaft (6) is movably connected inside the base (1), a first gear (7), a second gear (8) and a third gear (9) are fixedly connected to the outer surface of the connecting shaft (6), the first gear (7) is movably connected to one side of the supporting column (3), and a transmission chain (10) is movably connected to the outer surface of the second gear (8);
a motor (11) is fixedly connected inside the base (1), the output end of the motor (11) is fixedly connected with a rotating shaft (12), the outer surface of the rotating shaft (12) is fixedly connected with a fourth gear (13), and the fourth gear (13) is movably connected to one side of the third gear (9);
the top fixedly connected with bottom plate (14) of base (1), the top fixedly connected with connecting plate (15) of bottom plate (14), one side swing joint of connecting plate (15) has support frame (16), support frame (16) swing joint is in the top of bottom plate (14).
2. The holographic projection device for Chinese teaching of claim 1, wherein: the inside fixedly connected with spliced pole (17) of support frame (16), spliced pole (17) run through in the inside of connecting plate (15), the surface threaded connection of spliced pole (17) has fixed block (18), fixed block (18) swing joint is in one side of connecting plate (15).
3. The holographic projection device for Chinese teaching of claim 1, wherein: the support frame (16) is L-shaped, the bottom of the support frame (16) is provided with a projection device (19), and the support frame (16) is movably connected to the top of the support plate (4).
4. The holographic projection device for Chinese teaching of claim 1, wherein: the number of the positioning columns (2) is four, the positioning columns (2) are located at four corners inside the base (1), the positioning grooves are formed in the positioning columns (2), and the supporting columns (3) are movably connected inside the positioning grooves.
5. The holographic projection device for Chinese teaching of claim 1, wherein: one side of support column (3) is provided with the teeth of a cogwheel, the teeth of a cogwheel and first gear (7) mesh mutually, third gear (9) and fourth gear (13) mesh mutually.
6. The holographic projection device for Chinese teaching of claim 1, wherein: the inside fixedly connected with supporting seat of base (1), motor (11) fixed connection is in the top of supporting seat.
7. The holographic projection device for Chinese teaching of claim 1, wherein: the top of carousel (5) is provided with holographic projection screen (20), backup pad (4) swing joint is in the top of base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120416311.1U CN214175340U (en) | 2021-02-25 | 2021-02-25 | Holographic projection arrangement is used in chinese teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120416311.1U CN214175340U (en) | 2021-02-25 | 2021-02-25 | Holographic projection arrangement is used in chinese teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214175340U true CN214175340U (en) | 2021-09-10 |
Family
ID=77595846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120416311.1U Expired - Fee Related CN214175340U (en) | 2021-02-25 | 2021-02-25 | Holographic projection arrangement is used in chinese teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214175340U (en) |
-
2021
- 2021-02-25 CN CN202120416311.1U patent/CN214175340U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 |