CN220957705U - Conference screen throwing equipment - Google Patents
Conference screen throwing equipment Download PDFInfo
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- CN220957705U CN220957705U CN202323080455.2U CN202323080455U CN220957705U CN 220957705 U CN220957705 U CN 220957705U CN 202323080455 U CN202323080455 U CN 202323080455U CN 220957705 U CN220957705 U CN 220957705U
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- fixedly connected
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- telescopic
- projector
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- 238000003860 storage Methods 0.000 claims abstract description 14
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Abstract
The utility model discloses conference screen throwing equipment, which relates to the technical field of projectors and comprises a projector and a storage box, wherein a cavity for storing the projector is formed in the storage box, a supporting rod is fixedly connected to the bottom of the projector, a supporting plate is arranged below the projector, a fixing sleeve is fixedly connected to the top of the supporting plate, two telescopic struts are rotatably connected to the inside of the fixing sleeve, the telescopic struts are connected with the supporting rod, a fixing component for limiting the rotation of the telescopic struts is arranged in the supporting plate, a scissor type telescopic frame is arranged at the bottom of the supporting plate, the bottom of the scissor type telescopic frame is arranged in the cavity of the storage box, and a driving component for driving the scissor type telescopic frame to lift is arranged at the bottom of the storage box. Can accomodate the projecting apparatus fast to the containing box in through the drive scissors expansion bracket, perhaps rise certain altitude and use, fixed subassembly is used for fixing the projecting apparatus and can make it accomplish the adjustment operation of angle to this can throw screen equipment with the meeting and adjust to suitable height and angle.
Description
Technical Field
The utility model relates to the technical field of projectors, in particular to conference screen projection equipment.
Background
A projector is one type of conference screen projection device that allows multiple participants to view and cooperate on the same screen by projecting images or video onto the screen. The conference screen-throwing device generally adopts a high-definition and high-resolution display technology, can clearly display various documents, pictures, videos and other contents, and meanwhile, integrates various functions such as wireless connection, multi-screen display, remote video conference and the like, so as to meet different scenes and requirements.
However, in the prior art, in the use process of the projector, conference scenes are different, sometimes the projector can be used for conference in a ladder room or the like, as the ladder room is usually provided with seats with different heights, the screen throwing equipment is required to be adjusted, and because the height and the angle of the screen throwing equipment are changed, difficulties are caused for debugging work of a projection picture, sometimes even an auxiliary device is required to be additionally arranged, the flexibility of the equipment is reduced, the occupied area is large, the adjustment is not timely, the sight of conference participants is easy to be blocked, the projection picture is difficult to see clearly, and the audio-visual effect of the conference is further influenced.
Disclosure of utility model
The utility model aims to provide conference screen projection equipment, which solves the problem of projectors in the prior art.
The utility model provides the following technical scheme: the utility model provides a screen equipment is thrown in meeting, includes projecting apparatus and containing box, the cavity that is used for depositing the projecting apparatus is offered to the inside of containing box, the bottom fixedly connected with bracing piece of projecting apparatus, the below of projecting apparatus is provided with the backup pad, the fixed cover of top fixedly connected with of backup pad, the inside of fixed cover rotates and is connected with two telescopic strut, telescopic strut is connected with the bracing piece, the inner structure of backup pad has restriction telescopic strut pivoted fixed subassembly, the bottom of backup pad is provided with the scissors type expansion bracket, the bottom of scissors type expansion bracket sets up in the cavity of containing box, the bottom of containing box is provided with the drive assembly that the drive scissors type expansion bracket goes up and down.
As the preference of above-mentioned scheme, fixed subassembly includes fixed connection in the fixed plate of backup pad both sides, two the equal fixedly connected with solid fixed ring in one side that the fixed plate is close to each other, two gu fixed ring's inside all is constructed with fixed gear, two the one end that is kept away from each other of telescopic prop is fixedly connected with limiting gear respectively, two limiting gear all with two fixed gear adaptations.
As the preference of above-mentioned scheme, two horizontal spout has been seted up to telescopic strut surface, the inside fixedly connected with stopper of bracing piece, stopper and horizontal spout sliding connection.
As the preference of above-mentioned scheme, two telescopic prop's one end that is close to each other fixedly connected with reset spring jointly, two telescopic prop's surface is provided with the ejector pad, spacing spout has been seted up to the surface of fixed cover, two the inside sliding connection of spacing spout is arranged in to the ejector pad, two annular channel has been seted up to telescopic prop's surface, two telescopic prop's one end fixedly connected with slider that resets, and two sliders that reset all with two annular channel sliding connection.
As the preference of above-mentioned scheme, drive assembly is including seting up two lift spouts in the containing box cavity, two the inside joint rotation of lift spout is connected with two-way lead screw, the both ends of scissors expansion bracket bottom all articulate there is the main slider, two main slider sliding connection respectively in the inside of two lift spouts, two main slider threaded connection respectively in the outer wall of two-way lead screw.
Preferably, in the above aspect, one end of the bidirectional screw rod extends to one side of the storage box and is fixedly connected with a handle.
As the preference of above-mentioned scheme, the both ends at scissors formula expansion bracket top are articulated respectively and are had the support slider, two support spouts have been seted up to the bottom of backup pad, two the support slider sets up respectively in two support spouts, and support slider and support spout sliding connection.
As the optimization of above-mentioned scheme, two the inside of supporting the spout is fixedly connected with support slide bar jointly, two support the slider respectively with the cover locate the surface of supporting the slide bar, and support slider and support slide bar sliding connection.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the projector can be quickly stored in the storage box or lifted to a certain height for use by driving the scissor type telescopic frame, the projector is fixed by the fixing component and can be subjected to angle adjustment operation, so that the conference screen projection equipment can be adjusted to a proper height and angle to adapt to crowds with different heights or different use scenes, and the projector can be adjusted in multiple directions such as horizontal, vertical and the like, so that a projection picture can be more accurately covered on a screen, the picture quality and the look and feel are improved, and the use comfort and convenience are further improved.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a conference screen-throwing device;
FIG. 2 is a schematic diagram of the internal cross-sectional view of a conference screen-casting apparatus;
FIG. 3 is a schematic diagram of the connection of a fixed gear to a limit gear;
FIG. 4 is a cross-sectional view of the retaining sleeve;
Fig. 5 is a schematic view of a telescopic strut connection structure.
In the figure: 10, projector; 1, 0, supporting rods; 102, limiting blocks; 20, a support plate; 20, supporting the chute; 20, supporting a sliding rod; 20, 3, a fixing plate; 20, 4, a fixing ring; 20, 5, fixed gears; 30, fixing sleeve; 301, a telescopic strut; 30, limiting gears; 30, a return spring; 30, limiting sliding grooves; 30, 5, pushing blocks; 30, resetting the sliding block; 30, a transverse chute; 30, an annular groove; 40, a storage box; 40, lifting sliding grooves; 40, a two-way screw rod; 40, a main sliding block; 404. a scissors type expansion bracket; 405. a support slider; 406. a handle.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1-5, the present utility model provides a technical solution: the utility model provides a screen equipment is thrown in meeting, includes projector 10 and containing box 40, the cavity that is used for depositing projector 10 is offered to the inside of containing box 40, the bottom fixedly connected with bracing piece 101 of projector 10, the below of projector 10 is provided with backup pad 20, the top fixedly connected with fixed cover 30 of backup pad 20, the inside rotation of fixed cover 30 is connected with two telescopic strut 301, telescopic strut 31 is connected with bracing piece 1, the inside structure of backup pad 20 has restriction telescopic strut 31 pivoted fixed subassembly, the bottom of backup pad 20 is provided with scissors type expansion bracket 404, the bottom of scissors type expansion bracket 404 sets up in the cavity of containing box 40, the bottom of containing box 40 is provided with the drive subassembly that drive scissors type expansion bracket 4 go up and down.
Specifically, can accomodate projector 100 fast to containing box 40 through drive scissors expansion bracket 404, perhaps rise certain height and use, fixed subassembly is used for fixed and can make its angle of accomplishing the adjustment operation with projector 10, so can throw screen equipment with the meeting and adjust to suitable height and angle, with the crowd of adaptation different heights or different service scenes, projector 10 adjusts in a plurality of directions such as level, perpendicular, etc. for projection picture can cover the screen more accurately, improved picture quality and impression, also further improve use comfort and convenience.
As an implementation manner in this embodiment, as shown in fig. 1 and fig. 3, the fixing assembly includes a fixing plate 203 fixedly connected to two sides of a supporting plate 20, two fixing plates 20 are fixedly connected to a fixing ring 204 on one side, which is close to each other, of the fixing plates 20, fixing gears 205 are respectively configured in two fixing rings 24, limiting gears 302 are respectively fixedly connected to one ends, which are far away from each other, of two telescopic struts 31, and the two limiting gears 302 are respectively matched with the two fixing gears 20 5.
Specifically, when the telescopic strut 301 is inserted into the fixed ring 204, the fixed gear 205 is engaged with the limit gear 302, since the fixed ring 204 is fixed, the fixed gear 205 is not rotated, the rotation of the telescopic strut 301 is also limited, at this time, the angle of the projector 10 is connected to the lifting assembly by the fixed support plate 20, the lifting assembly controls the height of the support plate 20, the support plate 20 supports the structure of the projector 10, and the fixed ring 204 is used for limiting the rotating assembly.
As an implementation manner in this embodiment, as shown in fig. 5, the outer surfaces of the two telescopic struts 301 are provided with a transverse chute 307, the inside of the supporting rod 101 is fixedly connected with a limiting block 102, and the limiting block 102 is slidably connected with the transverse chute 307.
Specifically, when the limiting block 102 enables the telescopic strut 301 to transversely shrink or stretch, the position of the supporting rod 101 does not change, and when the angle of the projector 10 changes, the supporting rod 101 can drive the telescopic strut 301 to rotate, so that the angle adjustment is completed.
As an implementation manner in this embodiment, as shown in fig. 4 and fig. 5, one ends of the two telescopic struts 301, which are close to each other, are fixedly connected with a return spring 303, the outer surfaces of the two telescopic struts 301 are provided with push blocks 305, the outer surface of the fixed sleeve 30 is provided with a limit chute 34, the two push blocks 305 are arranged in the limit chute 34 and are in sliding connection, the outer surface of the two telescopic struts 31 is provided with an annular groove 308, one ends of the two push blocks 305 are fixedly connected with return slide blocks 306, and the two return slide blocks 306 are both in sliding connection with the two annular grooves 308.
Specifically, when the angle adjustment is required, the two push blocks 305 slide in the limit sliding groove 304 to enable the two push blocks to be close to each other, the two telescopic supporting rods 301 are driven to be close to each other, the reset spring 303 is contracted at the moment, the limit gear 302 is separated from the fixed gear 205, the telescopic supporting rods 301 can rotate at the moment, the angle adjustment of the projector 10 can be carried out, the projector 10 drives the supporting rods 101 to incline at the angle during the angle adjustment, the limiting block 102 enables the supporting rods 101 to drive the telescopic supporting rods 301 to rotate, the reset sliding block 306 slides with the annular groove 308 when the telescopic supporting rods 301 rotate, the limit sliding groove 304 limits the push blocks 305, only keeps transverse movement, the push blocks 305 are loosened when the angle adjustment is completed, the reset spring 3 is not stressed any more, the telescopic supporting rods 35 and the telescopic supporting rods 301 are driven to reset, the telescopic supporting rods 301 are inserted into the fixed ring 204, and the limit gear 302 is meshed with the fixed gear 205 again.
As an implementation manner in this embodiment, as shown in fig. 2, the driving assembly includes two lifting sliding grooves 401 formed in a cavity of the storage box 40, two bidirectional screw rods 402 are connected to the two lifting sliding grooves 401 in a co-rotating manner, two main sliding blocks 403 are hinged to two ends of the bottom of the scissor telescopic frame 40, the two main sliding blocks 403 are respectively slidably connected to the inner parts of the two lifting sliding grooves 401, and the two main sliding blocks 403 are respectively screwed to the outer walls of the bidirectional screw rods 402.
Specifically, when the height of the projector 10 needs to be used or adjusted, the bidirectional screw rod 40 2 is rotated, the bidirectional screw rod 42 drives the two main sliding blocks 40 3 to be close to each other when rotating, the supporting sliding blocks 40 5 are close to each other, at the moment, the angle between the scissor type telescopic frames 40 changes and stretches upwards, the supporting plate 20 is pushed to lift upwards, the bidirectional screw rod 40 2 is reversely rotated, the supporting sliding blocks 40 5 are far away from each other, the scissor type telescopic frames 4 begin to shrink downwards, the supporting plate 20 is driven to descend, and finally the projector 10 is stored in the storage box 40, so that the height of the projector 10 is adjusted, meanwhile, the projector 10 can be quickly stored, occupied space is reduced, various auxiliary support disassembly and assembly steps are not needed, and the like, and the use efficiency is improved.
As an implementation manner in this embodiment, as shown in fig. 2, one end of the bidirectional screw rod 402 extends to one side of the storage box 40 and is fixedly connected with a handle 40 6, and the bidirectional screw rod 402 is rotated more conveniently through the handle 40 6, so as to adjust the height of the scissor-type expansion bracket 404, and perform the effect of fast storage or expansion on the projector 100.
As an implementation manner in this embodiment, as shown in fig. 2, two ends of the top of the scissor telescopic frame 40 are respectively hinged with a support slide block 405, two support slide grooves 201 are provided at the bottom of the support plate 20, two support slide blocks 405 are respectively disposed in two support slide grooves 201, and the support slide blocks 405 are slidably connected with the support slide grooves 201.
Specifically, when the scissor jack 404 moves, the supporting sliding blocks 405 approach each other and slide inside the supporting sliding groove 201, so as to push the supporting plate 200 to lift upwards.
As an implementation manner in this embodiment, as shown in fig. 2, the two support sliding grooves 201 are fixedly connected with a support sliding rod 2, the two support sliding blocks 405 are respectively sleeved on the outer surface of the support sliding rod 202, and the support sliding blocks 405 are slidably connected with the support sliding rod 202, so that the stability of the support sliding blocks 405 is improved, and the fixing effect and the stability of the scissor telescopic frame 404 are improved.
Working principle: the rotating handle 406 makes two main sliding blocks 403 close to each other, the main sliding blocks 403 drive the scissor type telescopic frame 404 to extend upwards to jack up the supporting plate 20, the fixed ring 20 and the telescopic supporting rod 301 are used for limiting and fixing the projector 10, when an angle adjustment is needed, the push block 305 is pushed to be close to each other, the push block 305 drives the telescopic supporting rod 301 to be close to each other, the reset spring 303 starts to shrink, the telescopic supporting rod 301 and the supporting rod 10 slide, the limiting gear 302 is separated from the fixed ring 204 and is not meshed with the fixed gear 20 any more, at the moment, the angle of the projector 10 is adjusted, the projector 10 drives the supporting rod 101 to rotate, the limiting block 12 collides with the upper inner wall and the lower inner wall of the transverse sliding groove 307, at the moment, the telescopic supporting rod 301 is driven to rotate, at the moment, the reset sliding block 306 and the annular groove 30 8 slide, after the angle adjustment is completed, the push block 305 is released, the reset spring 3 starts to extend, the limiting gear 302 is pushed to be meshed with the fixed gear 2, the fixed 0, the limiting gear 30 is meshed with the upper side wall 2 and the fixed gear 2, the projector 3 is meshed with the fixed side wall 0 at the lower wall 0, at the moment, the reset side wall 30 is reset, and the reset side wall is driven by the annular groove 305.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting.
Claims (8)
1. Conference projection equipment, including projecting apparatus and containing box, its characterized in that: the utility model discloses a projector, including the storage box, the inside of containing box has been offered and has been used for depositing the cavity of projecting apparatus, the bottom fixedly connected with bracing piece of projecting apparatus, the below of projecting apparatus is provided with the backup pad, the top fixedly connected with of backup pad is fixed to the cover, the inside of fixed cover is rotated and is connected with two telescopic strut, telescopic strut is connected with the bracing piece, the inside structure of backup pad has restriction telescopic strut pivoted fixed subassembly, the bottom of backup pad is provided with the scissors type expansion bracket, the bottom of scissors type expansion bracket sets up in the cavity of containing box, the bottom of containing box is provided with the drive assembly that the drive scissors type expansion bracket goes up and down.
2. The conference screen throwing apparatus of claim 1, wherein: the fixed subassembly includes fixed connection in the fixed plate of backup pad both sides, two the equal fixedly connected with solid fixed ring in one side that the fixed plate is close to each other, two gu fixed ring's inside all is constructed with fixed gear, two the one end that stretches out and draws back branch kept away from each other is fixedly connected with spacing gear respectively, two spacing gear all with two fixed gear adaptations.
3. The conference screen throwing apparatus of claim 2, wherein: two transverse sliding grooves are formed in the outer surfaces of the telescopic supporting rods, limiting blocks are fixedly connected to the inner portions of the supporting rods, and the limiting blocks are in sliding connection with the transverse sliding grooves.
4. A conference screen throwing apparatus as claimed in claim 3, wherein: two the common fixedly connected with reset spring of one end that telescopic strut is close to each other, two telescopic strut's surface is provided with the ejector pad, spacing spout has been seted up to the surface of fixed cover, two the ejector pad is arranged in the inside sliding connection of spacing spout, two annular channel has been seted up to telescopic strut's surface, two the one end fixedly connected with slider that resets of ejector pad, and two sliders that reset all with two annular channel sliding connection.
5. The conference screen throwing apparatus according to claim 1 or 4, wherein: the driving assembly comprises two lifting sliding grooves formed in the cavity of the storage box, two bidirectional screw rods are connected with the inner parts of the lifting sliding grooves in a common rotating mode, two main sliding blocks are hinged to two ends of the bottom of the scissor type telescopic frame and are respectively and slidably connected to the inner parts of the two lifting sliding grooves, and the two main sliding blocks are respectively and spirally connected to the outer walls of the bidirectional screw rods.
6. The conference screen throwing apparatus of claim 5, wherein: one end of the two-way screw rod extends to one side of the storage box and is fixedly connected with a handle.
7. The conference screen throwing apparatus of claim 6, wherein: the two ends of the top of the scissor type expansion bracket are respectively hinged with supporting sliding blocks, two supporting sliding grooves are formed in the bottom of the supporting plate, the two supporting sliding blocks are respectively arranged in the two supporting sliding grooves, and the supporting sliding blocks are in sliding connection with the supporting sliding grooves.
8. The conference screen throwing apparatus of claim 7, wherein: the inside of two support spout is fixedly connected with support slide bar jointly, two support slider respectively with the cover locate the surface of support slide bar, and support slider and support slide bar sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323080455.2U CN220957705U (en) | 2023-11-14 | 2023-11-14 | Conference screen throwing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323080455.2U CN220957705U (en) | 2023-11-14 | 2023-11-14 | Conference screen throwing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220957705U true CN220957705U (en) | 2024-05-14 |
Family
ID=91010247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323080455.2U Active CN220957705U (en) | 2023-11-14 | 2023-11-14 | Conference screen throwing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220957705U (en) |
-
2023
- 2023-11-14 CN CN202323080455.2U patent/CN220957705U/en active Active
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