CN215488740U - Projection equipment convenient for angle adjustment for teaching live broadcast equipment - Google Patents
Projection equipment convenient for angle adjustment for teaching live broadcast equipment Download PDFInfo
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- CN215488740U CN215488740U CN202121641273.6U CN202121641273U CN215488740U CN 215488740 U CN215488740 U CN 215488740U CN 202121641273 U CN202121641273 U CN 202121641273U CN 215488740 U CN215488740 U CN 215488740U
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Abstract
The utility model discloses a projection device convenient for angle adjustment for teaching live broadcast equipment, which comprises: a projector acting on a device for projecting a teaching image or video onto a curtain; the projection lens is arranged on the projector and is used for projecting light and shadow, and the two sides of the projector are connected with heat dissipation frames which are used for dissipating heat of the projector; the damping rotating shaft is connected to one side of the projector, and a fixing block is connected to one side of the damping rotating shaft. This direct broadcast equipment of teaching is with projection equipment of angle modulation of being convenient for, adopt the damping pivot, the pulling projecting apparatus, the projecting apparatus can drive the damping pivot and rotate along the fixed block, thereby be convenient for adjust the angle of projecting apparatus, adopt the dust guard, can cover projecting lens after the dust guard slides to the adaptation position, thereby it is dustproof to projecting lens, adopt the connecting block, the pulling connecting block, when the spread groove no longer carries on spacingly to the connecting block, the pulling heat dissipation frame, the heat dissipation frame can separate with the projecting apparatus, thereby can change the heat dissipation frame.
Description
Technical Field
The utility model relates to the technical field of projectors, in particular to a projection device convenient for angle adjustment for teaching live broadcast equipment.
Background
The projector projects a transparent object onto a screen to form an amplified image, and mainly comprises an optical system, ventilation equipment and a circuit, and the existing projection equipment for the teaching live broadcast equipment has certain defects in use, such as the case;
as a portable information technology projection equipment of publication number CN211557398U, belong to projection equipment technical field, this portable information technology projection equipment, including the projection equipment body, the front end of projection equipment body is provided with projection lens, two handles are installed to the upper end of projection equipment body, the lower extreme outside of projection equipment body is provided with the support frame, the support frame includes base, dead lever, be provided with angle adjusting part between support frame and the projection equipment body, angle adjusting part includes axle sleeve, loose axle, locking mechanism is installed to the upper end of axle sleeve, locking mechanism includes internal thread cover, external screw thread pole. According to the portable information technology projection equipment, the angle of the projection equipment is convenient to adjust, the projection equipment can be fixed after adjustment, the movable shaft is prevented from rotating under the self gravity of the projection equipment, the projection equipment can be prevented from shaking during working, and the service life of the projection equipment is prolonged;
this prior art solution also presents the following problems when in use:
1. the angle of the projector is not convenient to adjust;
2. the lens is inconvenient to be dustproof;
3. the heat dissipation frame is inconvenient to replace;
improvements are needed to address the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide projection equipment convenient for angle adjustment for teaching live broadcast equipment, and aims to solve the problems that the angle of a projector is inconvenient to adjust, a lens is inconvenient to dust-proof, and a heat dissipation frame is inconvenient to replace in the current market, which is provided by the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a projection equipment of angle modulation of being convenient for teaching live broadcast equipment, includes:
a projector acting on a device for projecting a teaching image or video onto a curtain;
the projection lens is arranged on the projector and is used for projecting light and shadow, and the two sides of the projector are connected with heat dissipation frames which are used for dissipating heat of the projector;
the damping rotating shaft is connected to one side of the projector, and one side of the damping rotating shaft is connected with a fixed block;
the fixing frame is fixedly connected to the bottom of the fixing block and is triangular, and the projector can be stably supported.
Preferably, constitute revolution mechanic through the damping pivot between projecting apparatus and the fixed block, and the fixed block is provided with two sets ofly with the damping pivot to two sets of fixed blocks and damping pivot are around the central line symmetric distribution of projecting apparatus, pulling projecting apparatus, and the projecting apparatus can drive the damping pivot and rotate along the fixed block, can drive the projecting apparatus when the damping pivot rotates and carry out the regulation of angle, acts on the angle of adjusting the projecting apparatus.
Preferably, the projector is fixedly connected with a fixing plate, and the fixing plate further comprises:
the first sliding chute is arranged in the fixed plate, a sliding block is connected in the first sliding chute in a sliding mode, and a dustproof plate is fixedly connected to one side of the sliding block and used for covering the projection lens to achieve the dustproof function of the projection lens;
first fixed block, fixed connection be in fixed plate one side, the spread groove has all been seted up with fixed plate inside to first fixed block, the inside through connection of spread groove has the piece that blocks, block and be connected with first spring between piece and the fixed plate.
Preferably, the stop block is "L" shape, and constitutes extending structure through first spring between stop block and the fixed plate to stop the block and act on and carry on spacingly to the slider, the first spring that receives the pulling can be through the pulling force of self backward pull stop block, stop inside the block can insert the first spout that corresponds, makes it spacing to the slider.
Preferably, the heat dissipation frame further includes:
the second fixed block is fixedly connected to two sides of the heat dissipation frame, a second sliding groove is formed in the second fixed block, and the width of the second sliding groove is the same as that of the second fixed block;
the fixing rod is fixedly connected inside the second sliding groove, the fixing rod is connected with a connecting block in a sliding mode, a second spring is connected between the connecting block and the second sliding groove, the connecting block is pushed, and the connecting block can slide along the fixing rod through the second sliding groove.
Preferably, the inside spread groove of having seted up of projecting apparatus, and spread groove and second spout are in on same horizontal straight line to be sliding connection between spread groove, second spout and the connecting block, the spread groove is no longer spacing to the connecting block after the connecting block slides to the adaptation position, at this moment the pulling heat dissipation frame, the heat dissipation frame can separate with the projecting apparatus.
Compared with the prior art, the utility model has the beneficial effects that: this direct broadcast equipment of teaching is with projection equipment of angle modulation of being convenient for, adopt the damping pivot, the pulling projecting apparatus, the projecting apparatus can drive the damping pivot and rotate along the fixed block, thereby be convenient for adjust the angle of projecting apparatus, adopt the dust guard, can cover projecting lens after the dust guard slides to the adaptation position, thereby it is dustproof to projecting lens, adopt the connecting block, the pulling connecting block, when the spread groove no longer carries on spacingly to the connecting block, the pulling heat dissipation frame, the heat dissipation frame can separate with the projecting apparatus, thereby can change the heat dissipation frame.
1. Pulling projecting apparatus puts the projecting apparatus on the desktop, and the mount can carry out the outrigger to the projecting apparatus this moment, pulls the projecting apparatus after that, and the projecting apparatus can drive the damping pivot and rotate along the fixed block, can drive the projecting apparatus when the damping pivot rotates and carry out the regulation of angle, is convenient for adjust the angle of projecting apparatus.
2. The pulling stops the piece, when stopping the piece and no longer blockking the slider, promote the dust guard downwards again, slide the piece that blocks of bottom again with the principle after the adaptation position when the dust guard slides, block the piece when the bottom and can make the slider slide to first spout bottom when no longer blockking the slider, loosen the piece that blocks of bottom this moment, the piece that blocks of bottom can insert inside the first spout that corresponds, it is spacing to make it, thereby can fix the dust guard, the dust guard can cover projection camera lens, reach the dustproof function to projection camera lens.
3. Promote the connecting block, the connecting block can slide along the dead lever through the second spout, and its one end can slide along the spread groove when the connecting block slides, and the connecting block can extrude the second spring simultaneously, and the spread groove is no longer spacing to the connecting block after the connecting block slides to the adaptation position, at this moment the pulling heat dissipation frame, and the heat dissipation frame can separate with the projecting apparatus to can change the heat dissipation frame.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic top view of the present invention.
In the figure: 1. a projector; 2. a projection lens; 3. a heat dissipation frame; 4. a damping rotating shaft; 5. a first fixed block; 6. a fixed mount; 7. a fixing plate; 8. a first chute; 9. a slider; 10. a dust-proof plate; 11. a second fixed block; 12. a first connecting groove; 13. a blocking block; 14. a first spring; 15. a third fixed block; 16. a second chute; 17. fixing the rod; 18. connecting blocks; 19. a second spring; 20. a second connecting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a projection equipment of angle modulation of being convenient for teaching live broadcast equipment, includes: projecting apparatus 1, act on the equipment of projecting teaching image or video on the curtain, projecting lens 2, install on projecting apparatus 1, act on the shadow and put in, 1 both sides of projecting apparatus are connected with heat dissipation frame 3, act on and dispel the heat to projecting apparatus 1, damping pivot 4, connect in 1 one side of projecting apparatus, damping pivot 4 one side is connected with first fixed block 5, mount 6, fixed connection is in 5 bottoms of first fixed block, and mount 6 is three horn shapes, can carry out the outrigger to projecting apparatus 1. A rotating structure is formed between the projector 1 and the first fixing block 5 through the damping rotating shaft 4, two groups of the first fixing blocks 5 and the damping rotating shaft 4 are arranged, and the two groups of the first fixing blocks 5 and the damping rotating shaft 4 are symmetrically distributed about the center line of the projector 1 and act on the angle of the projector 1 to be adjusted.
Pulling projecting apparatus 1, projecting apparatus 1 can drive damping pivot 4 and rotate along first fixed block 5, can drive projecting apparatus 1 when damping pivot 4 rotates and carry out the regulation of angle, is convenient for adjust projecting apparatus 1's angle
Fixedly connected with fixed plate 7 on projecting apparatus 1, fixed plate 7 is still including: first spout 8 is seted up inside fixed plate 7, the inside sliding connection of first spout 8 has slider 9, slider 9 one side fixedly connected with dust guard 10, act on and cover projection lens 2, second fixed block 11, fixed connection is in fixed plate 7 one side, first connecting groove 12 has all been seted up to second fixed block 11 and fixed plate 7 are inside, the inside through connection of first connecting groove 12 has blockking piece 13, it is connected with first spring 14 to block between piece 13 and the fixed plate 7. The stop block 13 is L-shaped, a telescopic structure is formed between the stop block 13 and the fixing plate 7 through a first spring 14, and the stop block 13 acts on the slide block 9 for limiting.
Promote dust guard 10 downwards, the stopper 13 of bottom is pulled again to the same reason after the dust guard 10 slides to the adaptation position, and the rethread blocks that 13 is spacing to slider 9 to can fix dust guard 10, dust guard 10 can cover projection lens 2, reaches the dustproof function to projection lens 2.
The heat dissipation frame 3 further comprises: third fixed block 15, fixed connection is in heat dissipation frame 3 both sides, and second spout 16 has been seted up to third fixed block 15 inside, and the width of second spout 16 is the same with third fixed block 15's width, and dead lever 17, fixed connection are inside second spout 16, and sliding connection has connecting block 18 on the dead lever 17, is connected with second spring 19 between connecting block 18 and the second spout 16. The projector 1 is provided with a second connecting groove 20 inside, the second connecting groove 20 and the second sliding groove 16 are located on the same horizontal straight line, and the second connecting groove 20, the second sliding groove 16 and the connecting block 18 are connected in a sliding manner.
The connecting block 18 is pushed, the second connecting groove 20 does not limit the connecting block 18 after the connecting block 18 slides to the adaptive position, the heat dissipation frame 3 is pulled at the moment, the heat dissipation frame 3 can be separated from the projector 1, and therefore the heat dissipation frame 3 can be replaced.
The working principle is as follows: as shown in fig. 1-3, when the angle-adjustable projection apparatus for direct broadcasting teaching equipment is used, first, the projector 1 is pulled to place the projector 1 on a desktop, at this time, the fixing frame 6 can stably support the projector 1, then the projector 1 is pulled, the projector 1 can drive the damping rotating shaft 4 to rotate along the first fixing block 5, when the damping rotating shaft 4 rotates, the projector 1 can be driven to adjust the angle, so as to adjust the angle of the projector 1, then, when the apparatus is not used, the blocking block 13 is pulled, the blocking block 13 can slide along the first connecting groove 12 and the first sliding groove 8, when the blocking block 13 slides, the first spring 14 can be pulled, when the blocking block 13 slides to an adaptive position, one end of the blocking block can be separated from the first sliding groove 8, then the dust-proof plate 10 is pushed downwards, the dust-proof plate 10 can drive the sliding block 9 to slide along the first sliding groove 8, when the dust-proof plate 10 slides to the adaptive position, the bottom blocking block 13 is pulled again in the same way, when the bottom blocking block 13 does not block the sliding block 9 any more, the sliding block 9 can slide to the bottom of the first sliding groove 8, at this time, the blocking block 13 is released, the pulled first spring 14 can pull the blocking block 13 back through the self-pulling force, the blocking block 13 can be inserted into the corresponding first sliding groove 8 to limit the sliding block 9, so that the dust-proof plate 10 can be fixed, the projection lens 2 can be covered by the dust-proof plate 10, the function of preventing dust for the projection lens 2 is achieved, finally, the connecting block 18 is pushed, the connecting block 18 can slide along the second sliding groove 16 through the second sliding groove 16, one end of the connecting block 18 can slide along the second connecting groove 20 when the connecting block 18 slides, the connecting block 18 can extrude the second spring 19 at the same time, when the connecting block 18 slides to the adaptive position, the second connecting groove 20 does not limit the connecting block 18 any more, when the heat dissipation frame 3 is pulled, the heat dissipation frame 3 is separated from the projector 1, so that the heat dissipation frame 3 can be replaced, which is not described in detail in this specification, according to the prior art known to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a direct broadcast equipment of teaching is with projection equipment of angle modulation of being convenient for which characterized in that includes:
a projector (1) acting on a device for projecting a teaching image or video onto a curtain;
the projector comprises a projection lens (2) which is arranged on the projector (1) and acts on light and shadow putting, and two sides of the projector (1) are connected with heat dissipation frames (3) which act on heat dissipation of the projector (1);
the damping rotating shaft (4) is connected to one side of the projector (1), and one side of the damping rotating shaft (4) is connected with a fixing block (5);
and the fixing frame (6) is fixedly connected to the bottom of the fixing block (5), and the fixing frame (6) is triangular and can stably support the projector (1).
2. The projection device convenient for angle adjustment for teaching live broadcast equipment as claimed in claim 1, wherein: constitute revolution mechanic through damping pivot (4) between projecting apparatus (1) and fixed block (5), and fixed block (5) are provided with two sets ofly with damping pivot (4) to two sets of fixed blocks (5) and damping pivot (4) are about the central line symmetric distribution of projecting apparatus (1), act on the angle of adjusting projecting apparatus (1).
3. The projection device convenient for angle adjustment for teaching live broadcast equipment as claimed in claim 1, wherein: fixedly connected with fixed plate (7) on projecting apparatus (1), fixed plate (7) still including:
the first sliding chute (8) is arranged in the fixed plate (7), a sliding block (9) is connected in the first sliding chute (8) in a sliding mode, and a dust-proof plate (10) is fixedly connected to one side of the sliding block (9) and used for covering the projection lens (2);
first fixed block (11), fixed connection be in fixed plate (7) one side, connecting groove (12) have all been seted up with fixed plate (7) inside to first fixed block (11), the inside through connection of connecting groove (12) has blockked piece (13), it is connected with first spring (14) to block between piece (13) and fixed plate (7).
4. The projection device convenient for angle adjustment for teaching live broadcast equipment as claimed in claim 3, wherein: the blocking block (13) is L-shaped, a telescopic structure is formed between the blocking block (13) and the fixing plate (7) through a first spring (14), and the blocking block (13) acts on the sliding block (9) to limit.
5. The projection device convenient for angle adjustment for teaching live broadcast equipment as claimed in claim 1, wherein: the heat dissipation frame (3) further comprises:
the second fixing block (15) is fixedly connected to two sides of the heat dissipation frame (3), a second sliding groove (16) is formed in the second fixing block (15), and the width of the second sliding groove (16) is the same as that of the second fixing block (15);
the fixing rod (17) is fixedly connected inside the second sliding groove (16), a connecting block (18) is connected onto the fixing rod (17) in a sliding mode, and a second spring (19) is connected between the connecting block (18) and the second sliding groove (16).
6. The projection device convenient for angle adjustment for teaching live broadcast equipment as claimed in claim 1, wherein: connecting groove (20) is seted up to projecting apparatus (1) inside, and connecting groove (20) and second spout (16) are in same horizontal straight line to be sliding connection between connecting groove (20), second spout (16) and connecting block (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121641273.6U CN215488740U (en) | 2021-07-19 | 2021-07-19 | Projection equipment convenient for angle adjustment for teaching live broadcast equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121641273.6U CN215488740U (en) | 2021-07-19 | 2021-07-19 | Projection equipment convenient for angle adjustment for teaching live broadcast equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215488740U true CN215488740U (en) | 2022-01-11 |
Family
ID=79727803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121641273.6U Active CN215488740U (en) | 2021-07-19 | 2021-07-19 | Projection equipment convenient for angle adjustment for teaching live broadcast equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215488740U (en) |
-
2021
- 2021-07-19 CN CN202121641273.6U patent/CN215488740U/en active Active
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