CN211649538U - Projection device for large conference training - Google Patents
Projection device for large conference training Download PDFInfo
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- CN211649538U CN211649538U CN201922168833.XU CN201922168833U CN211649538U CN 211649538 U CN211649538 U CN 211649538U CN 201922168833 U CN201922168833 U CN 201922168833U CN 211649538 U CN211649538 U CN 211649538U
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- frame
- fixedly connected
- wall
- rod
- projection device
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Abstract
The utility model provides a projection arrangement for macro conference training. The projection device for the large conference training comprises: the mounting frame and the connecting frame; the bottom of the U-shaped frame is fixed to the bottom of the mounting frame, and the bottom of the inner wall of the U-shaped frame is fixedly connected with an adjusting frame; the one end of threaded rod rotate respectively connect in the both ends of the inner wall of adjust the frame, and two the equal fixedly connected with first bevel gear of one end of threaded rod. The utility model provides a pair of a projection arrangement for macro-conference training has the connecting rod that drives screw thread piece and surface with the rotation of threaded rod and carries out the regulation of height to whole link, facilitates the use, can blow cold air to projecting apparatus through setting up of rotatory flabellum simultaneously, carries out effective heat dissipation cooling to projecting apparatus, has improved projecting apparatus running speed and life.
Description
Technical Field
The utility model relates to a projection equipment field especially relates to a projection arrangement for macro conference training.
Background
A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. Projectors are currently widely used in homes, offices, schools, and entertainment places, and depending on the working mode, there are different types such as CRT, LCD, and DLP, and light sources used in projectors include conventional high-intensity gas discharge light sources (e.g., ultra-high pressure mercury lamps, short arc xenon lamps, and metal halide lamps) and new light sources represented by LED light sources and laser light sources. The conventional light source projector generally makes the projected image darken and turn yellow (such as brightness attenuation, color saturation contrast reduction and the like) along with the attenuation of the emergent light of the light source after being used for a period of time, and in a use occasion with higher requirements on image quality, even if the bulb still emits light, the bulb has to be replaced accordingly. The light attenuation is a major obstacle that cannot be overcome by the conventional light source. With the development of semiconductor lighting technology and laser technology, LED light sources and laser light sources have been rapidly developed in the lighting field and widely applied in the display field.
Current meeting projecting apparatus device can not carry out the regulation of going up and down to the projecting apparatus thermal diffusivity is not very good, life greatly reduced of use, and the mounted position is fixed, and high fixed, not only be not convenient for adjust, when breaking down, still need the workman to climb and dismantle the maintenance, not only very waste time and energy, have certain danger moreover.
Therefore, there is a need to provide a projection device for large conference training to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a projection arrangement for macro conference training has solved current projecting apparatus and can not adjust, can not radiating problem.
In order to solve the above technical problem, the utility model provides a pair of a projection arrangement for macro conference training includes: the mounting frame and the connecting frame; two sides of the mounting rack are mounted on the wall top by using mounting threads; the bottom of the U-shaped frame is fixed to the bottom of the mounting frame, and the bottom of the inner wall of the U-shaped frame is fixedly connected with an adjusting frame; the U-shaped frame is convenient for protecting the whole adjusting frame; one ends of the two threaded rods are respectively and rotatably connected to two ends of the inner wall of the adjusting frame, and one ends of the two threaded rods are fixedly connected with first bevel gears; the surfaces of the first bevel gear and the second bevel gear are meshed by teeth; the axes of the two thread blocks are respectively in threaded connection with the surfaces of the two threaded rods, and the tops of the thread blocks are in sliding connection with the top of the inner wall of the adjusting frame; the surfaces of the two thread blocks are rotatably connected with connecting rods; the bottom of the sliding frame is fixed to the top of the connecting frame, and a fixing rod is fixedly connected between two sides of the inner wall of the sliding frame; the top of the placing frame is arranged at the bottom of the connecting frame, a placing plate is connected between two sides of the inner wall of the placing frame in a sliding mode, and the placing plate is provided with a through hole so as to be convenient for heat dissipation; the top of the placing plate is provided with a projector; the bottom end of the rotating rod is rotatably connected to the bottom of the inner wall of the placing frame, and the top end of the rotating rod is fixedly connected with a rotating fan blade; the surface of the rotating rod is fixedly connected with a first belt pulley.
Preferably, the front surface of the adjusting frame is fixedly connected with a connecting frame, and one side of the inner wall of the connecting frame is fixedly connected with a driving motor.
Preferably, an output shaft of the driving motor is fixedly connected with a movable rod, and one end of the movable rod is fixedly connected with a second bevel gear.
Preferably, both ends of the surface of the fixed rod are both connected with sliding blocks in a sliding manner, and the top of each sliding block is fixedly connected with a movable block.
Preferably, the both sides at the inner wall top of placing the frame all fixedly connected with telescopic link, and the surface cover of telescopic link is equipped with expanding spring.
Preferably, the left side of the bottom of the connecting frame is fixedly connected with a silencing frame, and the top of the inner wall of the silencing frame is provided with a rotating motor.
Preferably, an output shaft of the rotating motor is fixedly connected with a rotating rod, and a surface of the rotating rod is fixedly connected with a second belt pulley.
Compared with the prior art, the utility model provides a pair of a projection arrangement for macro conference training has following beneficial effect: the mounting frame is firmly mounted on a wall top by using mounting screws, when the projection instrument is used in a meeting, when the height of the projection instrument needs to be adjusted, a driving motor is started, the power of the driving motor drives a movable rod and a second bevel gear on the surface to rotate, when the second bevel gear rotates, teeth on the surface are used for driving two first bevel gears to rotate, when the first bevel gear rotates, two threaded rods and a threaded block are driven to move, and then a connecting rod and a movable block on the surface are driven to move along with the movement of the threaded block, so that the connecting frame and a placing frame at the bottom are driven to carry out proper height adjustment; when the projection instrument is used, the rotating motor is started to work, the rotating rod and the second belt pulley are driven to rotate by the power of the rotating motor, the first belt pulley is driven to work by the second belt pulley by a surface belt, and then the rotating rod and the rotating fan blade at the top end are driven to rotate, so that the heat dissipation of the projection instrument is completed;
utilize the rotation of threaded rod to drive the connecting rod on screw thread piece and surface to carry out the regulation of height to whole link, facilitate the use, simultaneously can blow cold air to projection apparatus through setting up of rotatory flabellum, carry out effective heat dissipation cooling to projection apparatus, improved projection apparatus running speed and life to utilize the telescopic link and place the board and play stable cushioning effect, prevent that device work from shaking, influence projection effect, the high efficiency of having increased the use.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a projection apparatus for a macro conference training according to the present invention;
fig. 2 is a schematic structural view of a second bevel gear shown in fig. 1.
Reference numbers in the figures: 1. mounting bracket, 2, link, 3, U type frame, 4, adjust the frame, 5, the threaded rod, 6, first conical gear, 7, the screw thread piece, 8, the connecting rod, 9, the slide frame, 10, the dead lever, 11, place the frame, 12, place the board, 13, the projection instrument, 14, the rotary rod, 15, rotating fan leaf, 16, first belt pulley, 17, the link, 18, driving motor, 19, the movable rod, 20, second conical gear, 21, the sliding block, 22, the movable block, 23, the telescopic link, 24, expanding spring, 25, amortization frame, 26, the rotation motor, 27, dwang, 28, the second belt pulley.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a projection apparatus for a macro conference training according to the present invention; fig. 2 is a schematic structural view of a second bevel gear shown in fig. 1. A projection device for large meeting training comprising: the mounting frame 1 and the connecting frame 2; the bottom of the U-shaped frame 3 is fixed to the bottom of the mounting frame 1, and the bottom of the inner wall of the U-shaped frame 3 is fixedly connected with an adjusting frame 4; one ends of the two threaded rods 5 are respectively and rotatably connected to two ends of the inner wall of the adjusting frame 4, and one ends of the two threaded rods 5 are fixedly connected with first bevel gears 6; the axes of the two thread blocks 7 are respectively in threaded connection with the surfaces of the two threaded rods 5, and the surfaces of the two thread blocks 7 are respectively in rotary connection with a connecting rod 8; the bottom of the sliding frame 9 is fixed at the top of the connecting frame 2, and a fixing rod 10 is fixedly connected between two sides of the inner wall of the sliding frame 9; the top of the placing frame 11 is arranged at the bottom of the connecting frame 2, a placing plate 12 is connected between two sides of the inner wall of the placing frame 11 in a sliding mode, and a projection instrument 13 is arranged on the top of the placing plate 12; the bottom end of the rotating rod 14 is rotatably connected to the bottom of the inner wall of the placing frame 11, the top end of the rotating rod 14 is fixedly connected with a rotating fan blade 15, and the surface of the rotating rod 14 is fixedly connected with a first belt pulley 16.
Two sides of the mounting rack 1 are mounted on the wall top by using mounting threads;
the U-shaped frame 3 is convenient for protecting the whole adjusting frame 4;
the surfaces of the first bevel gear 6 and the second bevel gear 20 are engaged by teeth;
the top of the thread block 7 is in sliding connection with the top of the inner wall of the adjusting frame 4;
the placing plate 12 is provided with a through hole for facilitating heat dissipation;
the rotating fan blades 15 are used for radiating heat of the body of the projection instrument 13, so that the service life is prolonged;
the front surface of the adjusting frame 4 is fixedly connected with a connecting frame 17, and one side of the inner wall of the connecting frame 17 is fixedly connected with a driving motor 18.
The driving motor 18 can be controlled to be opened and closed by remote control;
an output shaft of the driving motor 18 is fixedly connected with a movable rod 19, and one end of the movable rod 19 is fixedly connected with a second bevel gear 20.
The movable rod 19 penetrates through the adjusting frame 4 and extends into the adjusting frame 4, and one end of the movable rod 19, which is positioned in the adjusting frame 4, is fixedly connected with a second bevel gear 20;
both ends of the surface of the fixed rod 10 are slidably connected with sliding blocks 21, and the tops of the sliding blocks 21 are fixedly connected with movable blocks 22.
One end of the connecting rod 8 far away from the thread block 7 is rotatably connected with the surface of the movable block 22;
the equal fixedly connected with telescopic link 23 in both sides at the inner wall top of placing frame 11, and telescopic link 23's surface cover is equipped with expanding spring 24.
The top end of the telescopic rod 23 is fixedly connected with the top of the placing plate 12;
a silencing frame 25 is fixedly connected to the left side of the bottom of the connecting frame 2, and a rotating motor 26 is arranged on the top of the inner wall of the silencing frame 25.
Noise generated by the rotating motor 26 is reduced by using the silencing frame 25, and the rotating motor 26 can be controlled to be turned on and off by remote control;
a rotating rod 27 is fixedly connected to an output shaft of the rotating motor 26, and a second belt pulley 28 is fixedly connected to a surface of the rotating rod 27.
The surface of the second pulley 28 is in belt-driven connection with the surface of the first pulley 16;
the utility model provides a pair of a projecting apparatus for macro conference training's theory of operation as follows:
the first step is as follows: the mounting frame 1 is firmly mounted on a wall top by using mounting screws, when the projector 13 is used in a meeting and the height needs to be adjusted, the driving motor 18 is started, the power of the driving motor 18 drives the movable rod 19 and the second bevel gear 20 on the surface to rotate, when the second bevel gear 20 rotates, the teeth on the surface are used for driving the two first bevel gears 6 to rotate, when the first bevel gear 6 rotates, the two threaded rods 5 and the threaded block 7 are driven to move, and then the connecting rod 8 and the movable block 22 on the surface are driven to move along with the movement of the threaded block 7, so that the connecting frame 2 and the placing frame 11 at the bottom are driven to be adjusted in height;
the second step is that: in the process of using the projection instrument 13, the rotating motor 26 is started to operate, the rotating rod 27 and the second belt pulley 28 are driven to rotate by the power of the rotating motor 26, the first belt pulley 16 is driven to operate by the second belt pulley 28 by the belt on the surface, and then the rotating rod 14 and the rotating fan blades 15 on the top end are driven to rotate, so that the heat dissipation of the projection instrument 13 is completed.
Compared with the prior art, the utility model provides a pair of a projection arrangement for macro conference training has following beneficial effect: the mounting frame 1 is firmly mounted on a wall top by using mounting screws, when the projector 13 is used in a meeting and the height needs to be adjusted, the driving motor 18 is started, the power of the driving motor 18 drives the movable rod 19 and the second bevel gear 20 on the surface to rotate, when the second bevel gear 20 rotates, the teeth on the surface are used for driving the two first bevel gears 6 to rotate, when the first bevel gear 6 rotates, the two threaded rods 5 and the threaded block 7 are driven to move, and then the connecting rod 8 and the movable block 22 on the surface are driven to move along with the movement of the threaded block 7, so that the connecting frame 2 and the placing frame 11 at the bottom are driven to be adjusted in height; in the using process of the projection instrument 13, the rotating motor 26 is started to work, the power of the rotating motor 26 is used for driving the rotating rod 27 and the second belt pulley 28 to rotate, the second belt pulley 28 drives the first belt pulley 16 to work by using a belt on the surface, and then the rotating rod 14 and the rotating fan blades 15 at the top end are driven to rotate, so that the heat dissipation of the projection instrument 13 is completed;
utilize the rotation of threaded rod 5 to drive threaded block 7 and the connecting rod 8 on surface to carry out the regulation of height to whole link 2, facilitate the use, setting up through rotatory flabellum 15 simultaneously can be with cold air blowing to projecting apparatus 13, carry out effective heat dissipation cooling to projecting apparatus 13, projecting apparatus 13 running speed and life have been improved, and utilize telescopic link 23 and place board 12 and play stable cushioning effect, prevent that device work from shaking, influence the projection effect, the high efficiency of using has been increased.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A projection device for macro conference training, comprising:
the mounting frame and the connecting frame;
the bottom of the U-shaped frame is fixed to the bottom of the mounting frame, and the bottom of the inner wall of the U-shaped frame is fixedly connected with an adjusting frame;
one ends of the two threaded rods are respectively and rotatably connected to two ends of the inner wall of the adjusting frame, and one ends of the two threaded rods are fixedly connected with first bevel gears;
the axes of the two thread blocks are respectively in threaded connection with the surfaces of the two threaded rods, and the surfaces of the two thread blocks are respectively in rotary connection with a connecting rod;
the bottom of the sliding frame is fixed to the top of the connecting frame, and a fixing rod is fixedly connected between two sides of the inner wall of the sliding frame;
the top of the placing frame is arranged at the bottom of the connecting frame, a placing plate is connected between two sides of the inner wall of the placing frame in a sliding mode, and a projection instrument is arranged at the top of the placing plate;
the rotary rod, the bottom of rotary rod rotate connect in the bottom of the inner wall of placing the frame, and the top fixedly connected with rotating fan blade of rotary rod, the first belt pulley of fixed surface of rotary rod is connected with.
2. The projection device for large conference training as claimed in claim 1, wherein a connection frame is fixedly connected to the front surface of the adjustment frame, and a driving motor is fixedly connected to one side of the inner wall of the connection frame.
3. The projection device for large conference training as claimed in claim 2, wherein a movable rod is fixedly connected to an output shaft of the driving motor, and a second bevel gear is fixedly connected to one end of the movable rod.
4. The projection device for large conference training as claimed in claim 1, wherein sliding blocks are slidably connected to both ends of the surface of the fixed rod, and a movable block is fixedly connected to the top of each sliding block.
5. The projection device for large conference training as claimed in claim 1, wherein telescopic rods are fixedly connected to both sides of the top of the inner wall of the placing frame, and telescopic springs are sleeved on the surfaces of the telescopic rods.
6. The projection device for large conference training as claimed in claim 1, wherein a sound attenuation frame is fixedly connected to the left side of the bottom of the connecting frame, and a rotating motor is arranged on the top of the inner wall of the sound attenuation frame.
7. The projection device for large conference training as claimed in claim 6, wherein a rotating rod is fixedly connected to an output shaft of the rotating motor, and a second belt pulley is fixedly connected to a surface of the rotating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922168833.XU CN211649538U (en) | 2019-12-06 | 2019-12-06 | Projection device for large conference training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922168833.XU CN211649538U (en) | 2019-12-06 | 2019-12-06 | Projection device for large conference training |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211649538U true CN211649538U (en) | 2020-10-09 |
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ID=72694826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922168833.XU Expired - Fee Related CN211649538U (en) | 2019-12-06 | 2019-12-06 | Projection device for large conference training |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211649538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289083A (en) * | 2020-10-29 | 2021-01-29 | 小飞鱼智能科技(广东)有限公司 | Picture play display device for internet education |
-
2019
- 2019-12-06 CN CN201922168833.XU patent/CN211649538U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289083A (en) * | 2020-10-29 | 2021-01-29 | 小飞鱼智能科技(广东)有限公司 | Picture play display device for internet education |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 Termination date: 20211206 |