CN219530469U - Projection arrangement is used in exhibition convenient to accomodate - Google Patents
Projection arrangement is used in exhibition convenient to accomodate Download PDFInfo
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- CN219530469U CN219530469U CN202320237411.7U CN202320237411U CN219530469U CN 219530469 U CN219530469 U CN 219530469U CN 202320237411 U CN202320237411 U CN 202320237411U CN 219530469 U CN219530469 U CN 219530469U
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- spring
- limiting piece
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Abstract
The utility model relates to the technical field of projection devices, in particular to a projection device convenient to store for a exhibition. The projection device for the exhibition convenient to store comprises a projection module, a supporting part and a fixing part; the utility model relates to a projection device, which comprises a projection module, a support part and a support part, wherein the support part comprises a first support, a second support, a first stay bar, a second stay bar, a first stay sleeve, a second stay sleeve, a first limiting part, a second limiting part, a third limiting part and a fourth limiting part, the first support and the second support are both rotationally connected with the projection module, the first stay bar is rotationally connected with the first support, and the first limiting part penetrates through the first support and is clamped with the first stay bar.
Description
Technical Field
The utility model relates to the technical field of projection devices, in particular to a projection device convenient to store for a exhibition.
Background
With the development of society, more and more areas are exposed to exhibitions, and the exhibitions are used for introducing products to audiences. For better display, the exhibitors will typically play the introduction video, while for convenient placement of the playback devices, the exhibitors will typically choose the material projection device.
Through retrieving, the utility model of application number CN202123035136.0 among the prior art discloses VR scene projection equipment of wisdom exhibition, relates to VR projection technical field, including projection equipment body, removal base and wire protection machanism, projection equipment body installs on removing the base, and projection equipment body includes projection display screen, and projection display screen's side has set gradually screw thread mounting hole and wiring port from top to bottom, and beneficial effect is: through being provided with wire protection machanism in the device, when VR equipment connecting wire is connected with projection display screen, can twine unnecessary connecting wire on the reel in advance, thereby this kind of design can avoid unnecessary wire to drag and produce the friction on ground, causes the wearing and tearing of connecting wire, and the connecting wire overlength is easy to twine other articles at projection equipment removal rotation in-process and lead to the connecting wire to drop.
However, the utility model does not have a foldable design, so that the utility model occupies a relatively large space during transportation due to inconvenient storage during the preparation of the exhibition, brings inconvenience to transportation and has poor using effect, and the utility model can be only placed on the ground, has a single fixing mode, and is inconvenient for exhibitors to fix the utility model with the exhibition tent roof on the exhibition in order to avoid error collision of spectators.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a projection device for exhibition, which is various in fixing mode and convenient to store.
In order to solve the problems, the technical scheme provided by the utility model is as follows: the projection device for the exhibition convenient to store comprises a projection module, a supporting part and a fixing part; the utility model provides a supporting part, including first support, second support, first vaulting pole, second vaulting pole, first cover, second cover, first locating part, second locating part, third locating part, fourth locating part, first support, second support all rotate with projection module and are connected, first vaulting pole rotates with first support to be connected, first locating part runs through first support and first vaulting pole looks joint, first cover is run through and with first cover sliding connection, second locating part runs through first cover and first cover looks joint, the fixed part includes mounting bracket, lead screw, slide, the lead screw runs through the mounting bracket and rotates with the mounting bracket to be connected, the screw both ends screw thread revolves to opposite, the lead screw runs through slide and with slide threaded connection, the slide surface is equipped with the bottom plate, the bottom plate inside is equipped with the mounting hole, the slide is located lead screw middle part both sides, first cover, second cover surface all are equipped with the fixed part.
The longitudinal sections of the first bracket and the second bracket are L-shaped, and the longitudinal section of the mounting frame is -shaped.
The surface of the first support rod is provided with a first rotating shaft, the first rotating shaft is rotationally connected with the first support, the surface of the second support rod is provided with a second rotating shaft, and the second rotating shaft is rotationally connected with the second support.
The surface of the first bracket is provided with a first limit groove and a second limit groove which are clamped with the first limit piece, and the surface of the second bracket is provided with a fourth limit groove and a fifth limit groove which are clamped with the third limit piece.
The surface of the first support rod is provided with a plurality of third limit grooves which are clamped with the second limit piece, and the surface of the second support rod is provided with a plurality of sixth limit grooves which are clamped with the fourth limit piece.
According to the utility model, the longitudinal sections of the first limiting piece, the second limiting piece, the third limiting piece and the fourth limiting piece are all in a toppling T shape, the surface of the first limiting piece is provided with a first baffle ring and a first spring, two ends of the first spring are respectively propped against the first support and the first baffle ring, the surface of the second limiting piece is provided with a second spring and a second baffle ring, two ends of the second spring are respectively propped against the first support sleeve and the second baffle ring, the surface of the third limiting piece is provided with a third spring and a third baffle ring, two ends of the third spring are respectively propped against the second support and the third baffle ring, the surface of the fourth limiting piece is provided with a fourth spring and a fourth baffle ring, two ends of the fourth spring are respectively propped against the second support sleeve and the fourth baffle ring, the first limiting piece is in sliding connection with the first support, the second limiting piece is in sliding connection with the first support sleeve, the third limiting piece is in sliding connection with the second support sleeve, and the fourth limiting piece is in sliding connection with the second support sleeve.
According to the utility model, the two sliding plates are both in sliding connection with the mounting frame, and one end of the screw rod is provided with a hand wheel.
The beneficial effects of the utility model are as follows: according to the utility model, the fixing part can be rotated to the upper part or the lower part of the projection module according to the requirement, so that the projection module is conveniently fixed with the ground or the exhibition hall roof, the height is conveniently adjusted, the projection is in a proper position, the projection module is convenient to watch, and the fixing part is conveniently fixed with the ground or the exhibition hall roof.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic front view of the present utility model;
fig. 3 is a schematic side view of the present utility model.
( 1. A projection module; 2. a first bracket; 3. a first brace; 4. a first limit groove; 5. the second limit groove; 6. a first rotating shaft; 7. a third limit groove; 8. a first stay; 9. a mounting frame; 10. a hand wheel; 11. a slide plate; 12. a bottom plate; 13. a screw rod; 14. a second brace; 15. a fifth limit groove; 16. a second rotating shaft; 17. a fourth limit groove; 18. a second stay bar; 19. a sixth limit groove; 20. a second bracket; 21. a first limiting member; 22. a second limiting piece; 23. a fourth limiting member; 24. a third limiting member; 25. second spring )
Detailed Description
Preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
The projection device for the exhibition convenient to store comprises a projection module 1, a supporting part and a fixing part; the utility model discloses a high-speed intelligent electric motor is characterized in that the supporting part comprises a first support 2, a second support 20, a first support 8, a second support 18, a first support sleeve 3, a second support sleeve 14, a first limiting part 21, a second limiting part 22, a third limiting part 24, a fourth limiting part 23, the first support 2, the second support 20 all rotate with projection module 1 to be connected, a first support 8 rotates with first support 2 to be connected, a first limiting part 21 runs through a first support 2 and a first support 8 looks joint, a first support 8 runs through a first support sleeve 3 and with a first support sleeve 3 sliding connection, a second limiting part 22 runs through a first support sleeve 3 and a first support sleeve 8 looks joint, a supporting part can descend fixed part to projection module 1 top or below as required to make things convenient for with ground or exhibition room top fixed, and make the projection be in suitable position, make things convenient for to watch, fixed part includes 9, 13, 11, 9 run through a slide and 13 and be equipped with a lead screw fixed part and 13, 13 are equipped with lead screw fixed surface-mounting bracket 13, 13 are equipped with lead screw fixed surface mounting bracket 13 and lead screw fixed connection, lead screw 13 are equipped with two opposite to each other, lead screw fixed surface mounting bracket 11 are equipped with a lead screw fixed surface.
The longitudinal sections of the first bracket 2 and the second bracket 20 are L-shaped, and the longitudinal section of the mounting frame 9 is -shaped.
The surface of the first supporting rod 8 is provided with a first rotating shaft 6, the first rotating shaft 6 is in rotating connection with the first bracket 2, the surface of the second supporting rod 18 is provided with a second rotating shaft 16, and the second rotating shaft 16 is in rotating connection with the second bracket 20.
The surface of the first bracket 2 is provided with a first limit groove 4 and a second limit groove 5 which are clamped with a first limit piece 21, and the surface of the second bracket 20 is provided with a fourth limit groove 17 and a fifth limit groove 15 which are clamped with a third limit piece 24.
The surface of the first supporting rod 8 is provided with a plurality of third limiting grooves 7 which are clamped with the second limiting pieces 22, the third limiting grooves 7 are linearly distributed on the surface of the first supporting rod 8, the surface of the second supporting rod 18 is provided with a plurality of sixth limiting grooves 19 which are clamped with the fourth limiting pieces 23, and the sixth limiting grooves 19 are linearly distributed on the surface of the second supporting rod 18.
According to the utility model, the longitudinal sections of the first limiting piece 21, the second limiting piece 22, the third limiting piece 24 and the fourth limiting piece 23 are all in a toppling T shape, a first baffle ring and a first spring are arranged on the surface of the first limiting piece 21, two ends of the first spring are respectively abutted against the first support 2 and the first baffle ring, a second spring 25 and a second baffle ring are arranged on the surface of the second limiting piece 22, two ends of the second spring 25 are respectively abutted against the first support sleeve 3 and the second baffle ring, a third spring and a third baffle ring are arranged on the surface of the third limiting piece 24, two ends of the third spring are respectively abutted against the second support 20 and the third baffle ring, a fourth spring and a fourth baffle ring are arranged on the surface of the fourth limiting piece 23, two ends of the fourth spring are respectively abutted against the second support sleeve 14 and the fourth baffle ring, the first limiting piece 21 is in sliding connection with the first support 2, the second limiting piece 22 is in sliding connection with the first support sleeve 3, and the third limiting piece 24 is in sliding connection with the second support 20 and the fourth support sleeve 23.
According to the utility model, two sliding plates 11 are both in sliding connection with a mounting frame 9, and one end of a screw rod 13 is provided with a hand wheel 10.
The projection module 1 comprises a shell, a light source, a light condensing system and a plane reflecting mirror, wherein the first bracket 2 and the second bracket 20 are both in rotary connection with the shell, light generated by the light source is firstly condensed by the light condensing system and then emitted to the plane reflecting mirror, and the light reflected by the plane reflecting mirror to be parallel is mapped to a screen, so that the projection function is realized.
The first limiting piece 21 is inserted into the first limiting groove 4, and the third limiting piece 24 is inserted into the fourth limiting groove 17.
Working principle: when the utility model is not used, the utility model is folded into a state shown in fig. 2, the utility model is convenient to store, when the utility model needs to be fixed with the ground, as shown in fig. 1, the first limiting piece 21 is pulled to separate from the first limiting groove 4, the first spring is compressed, the first supporting rod 8 is rotated anticlockwise for ninety degrees and the first limiting piece 21 is loosened, the first spring pushes the first baffle ring to move, the first baffle ring drives the first limiting piece 21 to be inserted into the second limiting groove 5, the third limiting piece 24 is pulled to separate from the fourth limiting groove 17, the third spring is compressed, the second supporting rod 18 is rotated clockwise for ninety degrees and the third limiting piece 24 is loosened, the third spring pushes the third baffle ring to move, the third baffle ring drives the second limiting piece 22 to be inserted into the fifth limiting groove 15, the utility model is placed on the ground to enable the bottom plate 12 to prop against the ground, when the utility model needs to be fixed with the top of an exhibition hall, the first supporting rod 2 is rotated anticlockwise for one hundred eighty degrees, the second supporting rod 20 is rotated clockwise for one hundred eighty degrees, the first supporting rod 2 and the second supporting rod 20 is pushed against the second supporting rod 2, the top support rod 2 is moved clockwise for ninety degrees, the top supporting rod 2 and the second supporting rod 20 is moved to the top hall, and the top supporting rod is positioned close to the top plate 11 or the top screw rod 13 is positioned under the top screw rod 13 through the top screw rod 13, and the top screw rod is positioned in the top screw rod 13 or the top screw rod is positioned under the top screw rod 13, and the top rod is fixed to the top screw rod 13 through the top screw rod 13.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (7)
1. Projection arrangement for exhibition convenient to accomodate, its characterized in that: comprises a projection module (1), a supporting part and a fixing part; the supporting part comprises a first bracket (2), a second bracket (20), a first support (8), a second support (18), a first support sleeve (3), a second support sleeve (14), a first limiting part (21), a second limiting part (22), a third limiting part (24) and a fourth limiting part (23), wherein the first bracket (2) and the second bracket (20) are both rotationally connected with the projection module (1), the first support (8) is rotationally connected with the first bracket (2), the first limiting part (21) penetrates through the first bracket (2) and is connected with the first support (8) in a clamping manner, the first support (8) penetrates through the first support sleeve (3) and is slidably connected with the first support sleeve (3), the second limiting part (22) penetrates through the first support sleeve (3) and is connected with the first support (8) in a clamping manner, the fixing part comprises a mounting frame (9), a sliding plate (13) and a sliding plate (11), the first support (8) penetrates through the first support (9) and is rotationally connected with the first bracket (2) in a rotating manner, the sliding plate (13) is oppositely provided with the sliding plate (11) and is rotatably connected with the sliding plate (13) through two ends of the sliding plate (12) through the sliding plate (11), the sliding plate (11) is positioned on two sides of the middle of the screw rod (13), and fixing parts are arranged on the surfaces of the first support sleeve (3) and the second support sleeve (14).
2. The projector for exhibitions of claim 1, wherein: the longitudinal sections of the first support (2) and the second support (20) are L-shaped, and the longitudinal section of the mounting frame (9) is -shaped.
3. The projector for exhibitions of claim 1, wherein: the surface of the first stay bar (8) is provided with a first rotating shaft (6), the first rotating shaft (6) is rotationally connected with the first support (2), the surface of the second stay bar (18) is provided with a second rotating shaft (16), and the second rotating shaft (16) is rotationally connected with the second support (20).
4. The projector for exhibitions of claim 1, wherein: the surface of the first bracket (2) is provided with a first limit groove (4) and a second limit groove (5) which are clamped with the first limit piece (21), and the surface of the second bracket (20) is provided with a fourth limit groove (17) and a fifth limit groove (15) which are clamped with the third limit piece (24).
5. The projector for exhibitions of claim 1, wherein: the surface of the first stay bar (8) is provided with a plurality of third limit grooves (7) which are clamped with the second limit parts (22), and the surface of the second stay bar (18) is provided with a plurality of sixth limit grooves (19) which are clamped with the fourth limit parts (23).
6. The projector for exhibitions of claim 1, wherein: the novel sliding limiting device is characterized in that the longitudinal sections of the first limiting piece (21), the second limiting piece (22), the third limiting piece (24) and the fourth limiting piece (23) are all in a toppling T shape, a first baffle ring and a first spring are arranged on the surface of the first limiting piece (21), two ends of the first spring are respectively propped against the first support (2) and the first baffle ring, a second spring (25) and a second baffle ring are arranged on the surface of the second limiting piece (22), two ends of the second spring are respectively propped against the first support (3) and the second baffle ring, a third spring and a third baffle ring are arranged on the surface of the third limiting piece (24), two ends of the third spring are respectively propped against the second support (20) and the third baffle ring, a fourth spring and a fourth baffle ring are arranged on the surface of the fourth limiting piece (23), two ends of the fourth spring are respectively propped against the second support (14) and the fourth baffle ring, the first limiting piece (21) is in sliding connection with the first support (2), and the second limiting piece (22) is in sliding connection with the second support (24), and the second support (20) is in sliding connection with the third support (24).
7. The projector for exhibitions of claim 1, wherein: the two sliding plates (11) are both in sliding connection with the mounting frame (9), and one end of the screw rod (13) is provided with a hand wheel (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320237411.7U CN219530469U (en) | 2023-02-15 | 2023-02-15 | Projection arrangement is used in exhibition convenient to accomodate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320237411.7U CN219530469U (en) | 2023-02-15 | 2023-02-15 | Projection arrangement is used in exhibition convenient to accomodate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219530469U true CN219530469U (en) | 2023-08-15 |
Family
ID=87584339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320237411.7U Active CN219530469U (en) | 2023-02-15 | 2023-02-15 | Projection arrangement is used in exhibition convenient to accomodate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219530469U (en) |
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2023
- 2023-02-15 CN CN202320237411.7U patent/CN219530469U/en active Active
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