CN220135099U - Mechanical control device for video and audio display - Google Patents
Mechanical control device for video and audio display Download PDFInfo
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- CN220135099U CN220135099U CN202321213670.2U CN202321213670U CN220135099U CN 220135099 U CN220135099 U CN 220135099U CN 202321213670 U CN202321213670 U CN 202321213670U CN 220135099 U CN220135099 U CN 220135099U
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Abstract
The utility model relates to the technical field of video and audio equipment and discloses a mechanical control device for video and audio display, which comprises a base, a connecting plate and a projection device body, wherein the connecting plate is fixedly connected to the top of the base, the projection device body is arranged at the top of the base, two sides of the projection device body are movably connected with the connecting plate, the bottom of the base is slidably connected with a fixing seat, one side of the top of the fixing seat is provided with a rotary fixing mechanism, the top of the fixing seat is slidably connected with a fixing box, two ends of the fixing box are fixedly connected with the connecting plate, the inside of the fixing box is provided with an adjusting mechanism, the adjusting mechanism comprises a motor, and the output end of the motor is fixedly connected with a connecting column.
Description
Technical Field
The utility model relates to the technical field of video and audio equipment, in particular to a mechanical control device for video and audio display.
Background
The projector, also called projector, is a device that can project images or videos onto a curtain, can be connected with computers, VCD, DVD, BD, game machines, DV and the like through different interfaces to play corresponding video signals, is widely applied to families, offices, schools and entertainment venues, has CRT, LCD, DLP, 3LCD and other different types according to different working modes, is difficult to adjust play angles when playing video and audio, and leads to fixed play range of the projector, and the projector is inevitably required to finely adjust angles when in actual use, so repeated adjustment of projection pictures is time-consuming and labor-consuming, and inconvenient for users to use.
Disclosure of Invention
The utility model provides a mechanical control device for video and audio display, which has the beneficial effects of controlling projector to adjust at multiple angles and increasing play range, and solves the problems that the prior projector is difficult to adjust play angle when playing video and audio in the background technology, so that the play range of the projector is fixed, the projector is inevitably required to finely adjust angle when in actual use, and repeated adjustment of projection pictures is time-consuming and labor-consuming.
The utility model provides the following technical scheme: the utility model provides a mechanical control device is used in audio-visual show, includes base, connecting plate and projection arrangement body, connecting plate fixed connection is in the top of base, the projection arrangement body sets up in the top of base, the both sides of projection arrangement body all with connecting plate swing joint, the bottom sliding connection of base has the fixing base, one side at fixing base top is provided with rotatory fixed establishment, the top sliding connection of fixing base has a fixed box, the both ends of fixed box all with connecting plate fixed connection, the inside of fixed box is provided with adjustment mechanism.
As an alternative to the mechanical control device for audio-visual display of the present utility model, the following is adopted: the adjusting mechanism comprises a motor, the output end of the motor is fixedly connected with a connecting column, and one end of the connecting column is fixedly connected with a first driving wheel.
As an alternative to the mechanical control device for audio-visual display of the present utility model, the following is adopted: the two sides of the projection device body are fixedly connected with connecting shafts, one end of each connecting shaft is fixedly connected with a second driving wheel, and the first driving wheels are in transmission connection with the second driving wheels through chain belts.
As an alternative to the mechanical control device for audio-visual display of the present utility model, the following is adopted: the rotary fixing mechanism comprises a push plate, a sliding groove is formed in the front side of the top of the fixing seat, and one end of the push plate extends to the inside of the sliding groove and is in sliding connection with the sliding groove.
As an alternative to the mechanical control device for audio-visual display of the present utility model, the following is adopted: one side fixedly connected with clamping spring of push pedal, clamping spring's one end and the inner wall fixed connection of sliding tray, the opposite side fixedly connected with joint board of push pedal.
As an alternative to the mechanical control device for audio-visual display of the present utility model, the following is adopted: the inner side of the base is provided with clamping grooves corresponding to the clamping plates, and the number of the clamping grooves is a plurality of and is uniformly distributed in an annular shape.
As an alternative to the mechanical control device for audio-visual display of the present utility model, the following is adopted: limiting grooves are formed in two sides of the inner wall of the sliding groove, limiting plates are connected to the inside of the limiting grooves in a sliding mode, and one side of each limiting plate is fixedly connected with the pushing plate.
As an alternative to the mechanical control device for audio-visual display of the present utility model, the following is adopted: both ends at fixed box top all fixedly connected with support, the one end and the connecting plate fixed connection of support.
The utility model has the following beneficial effects:
1. this mechanical control device for audio-visual show through setting up adjustment mechanism, can drive the projection arrangement body rotation after the starter motor for adjust the projection angle of projection arrangement body, realize steerable projection arrangement body multi-angle adjustment and reach the effect that increases the broadcast range.
2. This mechanical control device is used in audio-visual show makes the base rotatory at the slide top after rotating the base through setting up rotation fixed establishment to adjust the transverse angle of projection arrangement body, further increase broadcast audio-visual scope improves the convenience that projection arrangement body used.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic cross-sectional structure of the fixing case of the present utility model.
Fig. 3 is a schematic cross-sectional view of the base and the fixing base of the present utility model.
Fig. 4 is a schematic view of a push plate disassembling structure according to the present utility model.
In the figure: 1. a base; 2. a connecting plate; 3. a projection device body; 4. a fixing seat; 501. a motor; 502. a connecting column; 503. a first driving wheel; 504. a connecting shaft; 505. a second driving wheel; 6. a fixed box; 701. a push plate; 702. a sliding groove; 703. a clamping spring; 704. a clamping plate; 8. a clamping groove; 9. a limit groove; 10. a limiting plate; 11. and (3) a bracket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Please refer to fig. 1 to 4, including base 1, connecting plate 2 and projection device body 3, connecting plate 2 fixed connection is in the top of base 1, the quantity of connecting plate 2 is two, and projection device body 3 is located between two connecting plates 2, projection device body 3 sets up in the top of base 1, the both sides of projection device body 3 all with connecting plate 2 swing joint, the bottom sliding connection of base 1 has fixing base 4, fixing base 4 is "protruding" style of calligraphy setting, base 1 is at the rotatory slip in fixing base 4 top that "protruding" style of calligraphy set up, one side at fixing base 4 top is provided with rotatory fixed establishment for fix the position of base 1 after base 1 rotatory slip, the top sliding connection of fixing base 4 has fixed box 6, the both ends of fixed box 6 all with connecting plate 2 fixed connection, the inside of fixed box 6 is provided with adjustment mechanism.
Referring to fig. 2, the adjusting mechanism includes a motor 501, an output end of the motor 501 is fixedly connected with a connecting post 502, one end of the connecting post 502 penetrates into the connecting plate 2, and one end of the connecting post 502 is fixedly connected with a first driving wheel 503.
Referring to fig. 2, connecting shafts 504 are fixedly connected to two sides of the projection apparatus body 3, one end of each connecting shaft 504 penetrates into the connecting line, one end of each connecting shaft 504 is fixedly connected with a second driving wheel 505, and the first driving wheel 503 and the second driving wheel 505 are in driving connection through a chain belt.
Through setting up adjustment mechanism, can drive projection arrangement body 3 rotatory after starter motor 501 for adjust projection arrangement body 3's projection angle, realize steerable projection arrangement body 3 multi-angle regulation and reach the effect that increases the broadcast range.
When the projection device is used, a user starts the motor 501, the motor 501 drives the connecting column 502 to rotate, the connecting column 502 drives the first driving wheel 503 to rotate, the first driving wheel 503 drives the second driving wheel 505 to rotate through the chain belt, the second driving wheel 505 drives the connecting shaft 504 to rotate, the connecting shaft 504 drives the projection device body 3 to rotate by taking the connecting shaft 504 as a center, at this moment, the projection angle of the projection device body 3 is adjusted, and the effect of increasing the play range by controlling the multi-angle adjustment of the projection device body 3 is achieved.
Example 2
The present embodiment is an improvement on the basis of embodiment 1, specifically referring to fig. 1 to 4, the rotation fixing mechanism includes a push plate 701, a sliding groove 702 is formed on the front side of the top of the fixing seat 4, and one end of the push plate 701 extends into the sliding groove 702 and is slidably connected with the sliding groove 702.
Referring to fig. 3 and 4, a clamping spring 703 is fixedly connected to one side of the push plate 701, one end of the clamping spring 703 is fixedly connected to the inner wall of the sliding groove 702, and a clamping plate 704 is fixedly connected to the other side of the push plate 701.
Referring to fig. 3, the inner side of the base 1 is provided with a plurality of clamping grooves 8 corresponding to the clamping plates 704, the clamping grooves 8 are uniformly distributed in a ring shape, one side of the clamping plates 704 penetrates through the fixing seat 4 and extends into the clamping grooves 8, and the clamping plates 704 are in clearance fit with the clamping grooves 8.
Through setting up rotation fixed establishment, make base 1 rotatory at the slide top behind the rotation base 1 to adjust the transverse angle of projection arrangement body 3, further increase broadcast audio-visual scope improves the convenience that projection arrangement body 3 used.
Referring to fig. 4, both sides of the inner wall of the sliding groove 702 are provided with a limiting groove 9, a limiting plate 10 is slidably connected in the limiting groove 9, one side of the limiting plate 10 is fixedly connected with the push plate 701, the limiting groove 9 is in clearance fit with the limiting plate 10, and the length of the limiting groove 9 is greater than that of the limiting plate 10.
By providing the limit groove 9 and the limit plate 10, the limit effect is achieved when the push plate 701 moves, and the push plate 701 can be prevented from falling off from the inside of the slide groove 702 when moving.
Referring to fig. 1, two ends of the top of the fixing box 6 are fixedly connected with brackets 11, one end of each bracket 11 is fixedly connected with the connecting plate 2, the number of the brackets 11 is two, and the two brackets 11 connect the fixing box 6 with the connecting plate 2.
Through setting up support 11, support 11 is connected connecting plate 2 with fixed case 6, can improve the fastness that fixed case 6 and connecting plate 2 connect, prevents that the junction of fixed case 6 and connecting plate 2 from droing.
When the embodiment is used, when the transverse angle of the projection device body 3 needs to be adjusted, a user pushes the push plate 701 to the side close to the fixed box 6, the push plate 701 drives the clamping plate 704 to leave the inside of the clamping groove 8, at the moment, the user can rotate the base 1 to enable the base 1 to rotate at the top of the fixed seat 4, so that the adjustment of the transverse angle is realized, after the adjustment is finished, the user pushes the push plate 701 to move to the side far away from the fixed box 6, the push plate 701 enters the clamping groove 8 through the clamping plate 704 to connect the fixed seat 4 with the base 1, and the position of the projection device body 3 after the transverse adjustment is fixed.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (8)
1. The utility model provides a mechanical control device is used in audio-visual show, includes base (1), connecting plate (2) and projection arrangement body (3), connecting plate (2) fixed connection is in the top of base (1), projection arrangement body (3) set up in the top of base (1), the both sides of projection arrangement body (3) all with connecting plate (2) swing joint, its characterized in that: the base is characterized in that a fixing seat (4) is slidably connected to the bottom of the base (1), a rotary fixing mechanism is arranged on one side of the top of the fixing seat (4), a fixing box (6) is slidably connected to the top of the fixing seat (4), two ends of the fixing box (6) are fixedly connected with the connecting plate (2), and an adjusting mechanism is arranged inside the fixing box (6).
2. The mechanical control device for audio-visual display according to claim 1, wherein: the adjusting mechanism comprises a motor (501), wherein the output end of the motor (501) is fixedly connected with a connecting column (502), and one end of the connecting column (502) is fixedly connected with a first driving wheel (503).
3. The mechanical control device for audio-visual display according to claim 2, wherein: both sides of the projection device body (3) are fixedly connected with a connecting shaft (504), one end of the connecting shaft (504) is fixedly connected with a second driving wheel (505), and the first driving wheel (503) and the second driving wheel (505) are connected through a chain belt in a driving way.
4. The mechanical control device for audio-visual display according to claim 1, wherein: the rotary fixing mechanism comprises a push plate (701), a sliding groove (702) is formed in the front side of the top of the fixed seat (4), and one end of the push plate (701) extends to the inside of the sliding groove (702) and is in sliding connection with the sliding groove (702).
5. The mechanical control device for audio and video display according to claim 4, wherein: one side of push pedal (701) fixedly connected with clamping spring (703), the one end of clamping spring (703) and the inner wall fixed connection of sliding tray (702), the opposite side fixedly connected with joint board (704) of push pedal (701).
6. The mechanical control device for audio and video display according to claim 5, wherein: clamping grooves (8) corresponding to the clamping plates (704) are formed in the inner side of the base (1), and the number of the clamping grooves (8) is a plurality of and is uniformly distributed in a ring shape.
7. The mechanical control device for audio and video display according to claim 4, wherein: limiting grooves (9) are formed in two sides of the inner wall of the sliding groove (702), limiting plates (10) are connected inside the limiting grooves (9) in a sliding mode, and one side of each limiting plate (10) is fixedly connected with a pushing plate (701).
8. The mechanical control device for audio-visual display according to claim 1, wherein: both ends at fixed case (6) top are all fixedly connected with support (11), the one end and the connecting plate (2) fixed connection of support (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321213670.2U CN220135099U (en) | 2023-05-19 | 2023-05-19 | Mechanical control device for video and audio display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321213670.2U CN220135099U (en) | 2023-05-19 | 2023-05-19 | Mechanical control device for video and audio display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220135099U true CN220135099U (en) | 2023-12-05 |
Family
ID=88955913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321213670.2U Active CN220135099U (en) | 2023-05-19 | 2023-05-19 | Mechanical control device for video and audio display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220135099U (en) |
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2023
- 2023-05-19 CN CN202321213670.2U patent/CN220135099U/en active Active
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