CN214275109U - Projection arrangement convenient to use education and teaching software - Google Patents
Projection arrangement convenient to use education and teaching software Download PDFInfo
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- CN214275109U CN214275109U CN202022738044.8U CN202022738044U CN214275109U CN 214275109 U CN214275109 U CN 214275109U CN 202022738044 U CN202022738044 U CN 202022738044U CN 214275109 U CN214275109 U CN 214275109U
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- box body
- block
- projection
- connecting device
- column
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- 238000009434 installation Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 8
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of education and teaching, and discloses a projection device convenient for using education and teaching software, which comprises a projection device body, wherein the projection device body comprises a connecting device, an adjusting device and a box body; the connecting device comprises an upper column, a through hole, a lower column, a convex block, a bottom block and a limiting block; the adjusting device comprises a lower fixing block, an upper fixing block and a bolt; the box body comprises an upper box body, a groove, a lower box body, a handle, a supporting block, a projection opening and a hinge. This projection arrangement convenient to use education and teaching software through installation connecting device, adjusts its connecting device's length through connecting device's lug and through-hole, can make the height of projection arrangement body adjust and reach the beneficial effect of convenient regulation, and connect and sliding connection through inlaying each other, changes it simultaneously after damaging certain position and can normally use, has reached the beneficial effect of quick installation and quick dismantlement maintenance.
Description
Technical Field
The utility model relates to an education and teaching technical field specifically is a projection arrangement convenient to use education and teaching software.
Background
With the rapid development of science and technology, various education software is increasingly used by vast education workers, but when teachers teach using the education software, students can only watch the education software through a computer display screen, and although the radiation of the current display screen is reduced, for students whose bodies are not developed to be mature, the eyes are near sighted when the students watch the computer for a long time; a display device that is recognized in the prior art and has minimal damage to eyes is a projector, which is a display device capable of being shared by multiple people and is widely used in various fields such as modern teaching.
The projection arrangement of the existing education and teaching software in the existing market can only project to the dead ahead, and the angle and the height can not be adjusted, and simultaneously the installation is inconvenient before the use, and the dismantlement is inconvenient after the problem appears, and can not continue to carry out work through quick replacement after the problem appears.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a projection arrangement convenient to use education and teaching software possesses convenient the regulation, installs fast and dismantles advantages such as maintenance fast, has solved above-mentioned technical problem.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a projection device convenient for using education and teaching software comprises a projection device body, wherein the projection device body comprises a connecting device, an adjusting device and a box body;
the connecting device comprises an upper column, a through hole, a lower column, a convex block, a bottom block and a limiting block;
the adjusting device comprises a lower fixing block, an upper fixing block and a bolt;
the box body comprises an upper box body, a groove, a lower box body, a handle, a supporting block, a projection opening and a hinge.
Preferably, the connecting device is arranged above the box body, and the adjusting devices are arranged on two sides of the box body.
Through the technical scheme, the height adjusting device is installed above the box body through the connecting device, the height of the projection device body is adjusted, and the angle adjusting device is installed on two sides of the box body and used for adjusting the angle of the projection port below the projection device body.
The upper column is movably connected with the lower column, a plurality of uniformly distributed through holes are formed in two sides of the upper column, the convex blocks are installed on two sides of the top of the lower column, the bottom block is fixedly installed at the bottom of the lower column, and the limiting block is movably installed on the side face of the connecting device.
Through the technical scheme, lug through lower capital portion movable mounting, and be equipped with the spring in the middle of lug and lower post, can make the lug pop out and press through the spring, through the lug with the through-hole that last post both sides evenly seted up inlay and be connected, can make the height between last post and the lower post adjust, reach the benefit that can adjust projection arrangement body height, bottom at the lower post through end piece fixed mounting, the shape of end piece is for having bellied piece simultaneously, can make it inlay in the recess of seting up at last box top, side through stopper movable mounting at connecting device, can make the stopper inlay in the remaining space after end piece and recess are inlayed, block it, it is fixed.
The lower fixing blocks are fixedly installed at the tops of two sides of the lower box body, the upper fixing blocks are fixedly installed at the bottoms of two sides of the upper box body and correspond to the lower fixing blocks in position, and the bolts are in threaded connection with the lower fixing blocks and the upper fixing blocks.
Through the technical scheme, through passing through bolt threaded connection between lower fixed block and the last fixed block, and fixed block and last fixed block fixed mounting are in the box both sides down, can make the bolt rotate and adjust last box and the lower open-ended angle between the box to reach the benefit to projection arrangement body angular adjustment, the bottom of bolt is still fixed mounting has a fritter arch simultaneously, can conveniently rotate the bolt through a fritter arch when using.
The upper box body is movably connected with the lower box body through a hinge, the groove is formed in the center of the top of the upper box body, the handles are fixedly installed on two sides of the lower box body, the supporting blocks are installed at four corners of the bottom of the lower box body, and the projection port is fixedly installed in the center of the front face of the lower box body.
Through the technical scheme, the upper box body and the lower box body are movably connected through the hinge, a gap can be generated between the upper box body and the lower box body, so that an included angle is directly formed between the upper box body and the lower box body, the angle of the projection device body is adjusted, the groove is formed in the center of the top of the upper box body, the groove can be embedded into a bottom block and a limiting block at the bottom of the connecting device, the groove is fixedly arranged on two sides of the lower box body through the handle, the handle is not connected with the adjusting device and keeps a certain distance, the projection device body can be conveniently installed and disassembled through the handle when being disassembled and installed, the supporting blocks are arranged at four corners of the bottom of the lower box body to protect the projection device body during transportation before installation, the supporting blocks cannot directly collide with the box body during transportation, and the supporting blocks are installed in the center of the front of the lower box body through the projection ports, the projection device body is adjusted through adjustment, so that the projection can be projected at a required place.
Compared with the prior art, the utility model provides a projection arrangement convenient to use education and teaching software possesses following beneficial effect:
1. this projection arrangement convenient to use education and teaching software through installation connecting device, adjusts its connecting device's length through connecting device's lug and through-hole, can make the height of projection arrangement body adjust, through installation adjusting device, through hinge, lower fixed block and last fixed block, adjusts the number of degrees of contained angle between its upper box body and the lower box body, has reached the beneficial effect of convenient regulation.
2. This projection arrangement convenient to use education and teaching software, through erection joint device, adjusting device and box, and between each other through inlaying connection and sliding connection, conveniently dismantle it, change it simultaneously after damaging certain position and can normally use, reached quick installation and the beneficial effect of dismantling the maintenance fast.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a perspective view of the structural connecting device of the present invention;
FIG. 3 is a disassembled perspective view of the structural connecting device of the present invention;
FIG. 4 is a perspective view of the structural box and the adjusting device of the present invention;
FIG. 5 is a schematic side view of the structure of the present invention;
fig. 6 is an enlarged schematic view of a in fig. 4.
Wherein: 1. a projection device body; 2. a connecting device; 3. an adjustment device; 4. a box body; 5. putting the column on; 501. a through hole; 6. column descending; 601. a bump; 7. a bottom block; 8. a limiting block; 9. a lower fixed block; 901. An upper fixed block; 10. a bolt; 11. an upper box body; 1101. a groove; 12. a lower box body; 1201. a grip; 1202. a support block; 1203. a projection port; 13. and (7) a hinge.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, a projection device convenient for using education and teaching software includes a projection device body 1, the projection device body 1 includes a connection device 2, an adjustment device 3 and a box 4;
the connecting device 2 comprises an upper column 5, a through hole 501, a lower column 6, a convex block 601, a bottom block 7 and a limiting block 8;
the adjusting device 3 comprises a lower fixing block 9, an upper fixing block 901 and a bolt 10;
the box body 4 comprises an upper box body 11, a groove 1101, a lower box body 12, a handle 1201, a supporting block 1202, a projection port 1203 and a hinge 13.
Specifically, the connecting device 2 is installed above the box body 4, and the adjusting device 3 is installed on two sides of the box body 4, so that the height of the projection device body 1 can be adjusted by installing the connecting device 2 above the box body 4, and the angle of the projection port 1203 below the projection device body 1 can be adjusted by installing the adjusting device 3 on two sides of the box body 4.
Specifically, the upper column 5 is movably connected with the lower column 6, a plurality of through holes 501 which are uniformly distributed are arranged on two sides of the upper column 5, the convex block 601 is arranged on two sides of the top of the lower column 6, the bottom block 7 is fixedly arranged at the bottom of the lower column 6, and the limiting block 8 is movably arranged on the side surface of the connecting device 2. the advantages are that the convex block 601 movably arranged on the top of the lower column 6 is arranged, a spring is arranged between the convex block 601 and the lower column 6, the convex block 601 can be popped up and pressed down through the spring, the height between the upper column 5 and the lower column 6 can be adjusted through the embedding connection of the convex block 601 and the through holes 501 which are uniformly arranged on two sides of the upper column 5, the advantage of adjusting the height of the projection device body 1 is achieved, the bottom block 7 is fixedly arranged at the bottom of the lower column 6, meanwhile, the shape of the bottom block 7 is a block with a bulge, the bottom block can be embedded in, the limiting block 8 can be embedded in the residual space after the bottom block 7 and the groove 1101 are embedded, clamped and fixed.
It is specific, lower fixed block 9 fixed mounting is at box 12 both sides top down, it is in last box 11 both sides bottom to go up fixed block 901 fixed mounting, and correspond mutually with lower fixed block 9 position, bolt 10 and lower fixed block 9 and last fixed block 901 threaded connection, the advantage is through passing through bolt 10 threaded connection between lower fixed block 9 and the last fixed block 901, and fixed block 9 and last fixed block 901 fixed mounting are in box 4 both sides down, can make bolt 10 rotate and adjust the open-ended angle between last box 11 and the lower box 12, thereby reach the benefit to 1 angular adjustment of projection arrangement body, while bolt 10's bottom is fixed mounting still has a fritter arch, can conveniently rotate bolt 10 through a fritter arch when using.
Specifically, the upper box 11 and the lower box 12 are movably connected through a hinge 13, a groove 1101 is formed in the center of the top of the upper box 11, the handle 1201 is fixedly installed on two sides of the lower box 12, the supporting blocks 1202 are installed at four corners of the bottom of the lower box 12, and the projection port 1203 is fixedly installed in the center of the front of the lower box 12. the projection device has the advantages that the upper box 11 and the lower box 12 are movably connected through the hinge 13, a gap can be formed between the upper box 11 and the lower box 12, so that an included angle is directly formed between the upper box 11 and the lower box 12, the angle of the projection device body 1 is adjusted, the groove 1101 is formed in the center of the top of the upper box 11, the handle 1201 can be embedded into the bottom block 7 and the limiting block 8 at the bottom of the connecting device 2, the handle 1201 is fixedly installed on two sides of the lower box 12 through the handle 1201, the handle is not connected with the adjusting device 3 and keeps a certain distance, and the projection device body 1 can be conveniently installed and installed through the handle 1201 when being disassembled and installed The disassembly is realized, the supporting blocks 1202 are installed at four corners of the bottom of the lower box body 12 to protect the projection device body 1 in the transportation before installation, the projection device body 1 cannot directly collide with the box body 4 in the transportation process, the projection port 1203 is installed in the center of the front face of the lower box body 12, and the projection device body 1 is adjusted by adjusting, so that the projection can be projected in a required place.
When the projector is used, the projector body 1 is fixed at a position to be fixed through the connecting device 2, and is adjusted through the adjusting device 3, so that the angle is suitable, and accurate projection can be realized.
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 (1)
1. The utility model provides a projection arrangement convenient to use education and teaching software, includes projection arrangement body (1), its characterized in that: the projection device body (1) comprises a connecting device (2), an adjusting device (3) and a box body (4);
the connecting device (2) comprises an upper column (5), a through hole (501), a lower column (6), a convex block (601), a bottom block (7) and a limiting block (8);
the adjusting device (3) comprises a lower fixing block (9), an upper fixing block (901) and a bolt (10);
the box body (4) comprises an upper box body (11), a groove (1101), a lower box body (12), a handle (1201), a supporting block (1202), a projection port (1203) and a hinge (13);
the connecting device (2) is arranged above the box body (4), and the adjusting devices (3) are arranged on two sides of the box body (4);
the upper column (5) is movably connected with the lower column (6), a plurality of through holes (501) which are uniformly distributed are formed in the two sides of the upper column (5), the convex blocks (601) are installed on the two sides of the top of the lower column (6), the bottom block (7) is fixedly installed at the bottom of the lower column (6), and the limiting block (8) is movably installed on the side face of the connecting device (2);
the lower fixing blocks (9) are fixedly arranged at the tops of two sides of the lower box body (12), the upper fixing blocks (901) are fixedly arranged at the bottoms of two sides of the upper box body (11) and correspond to the lower fixing blocks (9), and the bolts (10) are in threaded connection with the lower fixing blocks (9) and the upper fixing blocks (901);
the upper box body (11) is movably connected with the lower box body (12) through a hinge (13), the groove (1101) is formed in the center of the top of the upper box body (11), the handles (1201) are fixedly installed on two sides of the lower box body (12), the supporting blocks (1202) are installed at four corners of the bottom of the lower box body (12), and the projection port (1203) is fixedly installed in the center of the front face of the lower box body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022738044.8U CN214275109U (en) | 2020-11-24 | 2020-11-24 | Projection arrangement convenient to use education and teaching software |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022738044.8U CN214275109U (en) | 2020-11-24 | 2020-11-24 | Projection arrangement convenient to use education and teaching software |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214275109U true CN214275109U (en) | 2021-09-24 |
Family
ID=77776738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022738044.8U Expired - Fee Related CN214275109U (en) | 2020-11-24 | 2020-11-24 | Projection arrangement convenient to use education and teaching software |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214275109U (en) |
-
2020
- 2020-11-24 CN CN202022738044.8U patent/CN214275109U/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 |
Granted publication date: 20210924 |