CN220668895U

CN220668895U - Projection device

Info

Publication number: CN220668895U
Application number: CN202322248564.4U
Authority: CN
Inventors: 李娴; 王砾
Original assignee: Tarim University
Current assignee: Tarim University
Priority date: 2023-08-20
Filing date: 2023-08-20
Publication date: 2024-03-26
Anticipated expiration: 2033-08-20

Abstract

The utility model relates to the technical field of projectors and discloses a projection device which comprises a base, wherein a fixed disc is fixedly connected to the top surface of the base, a rotating disc is rotatably connected to the top surface of the fixed disc, a fixed rod is fixedly connected to the top surface of the rotating disc, a telescopic rod is slidably connected to the inside of the fixed rod, an adjusting assembly is fixedly connected to the top of the telescopic rod, a projector body is connected to the front screw of the adjusting assembly, a dust-proof assembly is fixedly connected to the front edge of the projector body, and a heat dissipation assembly is connected to the side screw of the projector body. This projection arrangement, through telescopic link and adjusting part's setting, personnel adjust the height of projecting apparatus body from top to bottom through the telescopic link when using, fix high with the staple to and use the rotatory projecting apparatus body of adjusting part's angle of projection, fix the angle with the screw bolt, avoid unable projection of projecting different angles and high projection, thereby be inconvenient for personnel to watch and use.

Description

Projection device

Technical Field

The present disclosure relates to a projector, and particularly to a projector.

Background

Ideological education, namely ideological and political education, is that a social group uses certain ideological ideas, political ideas and morals to exert purposeful, planned and organized influences on members of the ideological and political education, so that the ideological and political education forms social practice activities which accord with ideological and morals required by a certain society, and is also a lifelong learning course in the current literature, and in ideological and political education courses, a teacher often needs to display the content of the lectures by means of a projection device.

In the projection device disclosed in the publication number, although the projection device is provided by the equipment, the first driving device drives the projection device body to rotate at 0-90 degrees in the vertical direction, and the controller controls the second driving device to be started, so that the driving device drives the projection device body to rotate at 0-360 degrees in the horizontal direction, and the projection device can realize bidirectional and multi-azimuth automatic projection.

However, this projection apparatus has the following drawbacks:

(1) The projector body is not convenient to effectively prevent dust in the long-time placement process, and the projection picture of the projector is easy to blur and the projector body is easy to damage;

(2) The projector body is not convenient to cool down in the long-time use process, and the damage of internal parts is easy to cause in the long-time use.

Disclosure of Invention

(one) solving the technical problems

The utility model solves the technical problems of providing a projection device which has higher practicability and simpler structure through simple operation, and solves the problems of inconvenience in dust prevention in the long-time placement process and incapability of cooling in the long-time use process, which are proposed in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a projection arrangement, includes the base, the top surface fixedly connected with fixed disk of base, the top surface of fixed disk rotates and is connected with the rotary disk, the top surface fixedly connected with dead lever of rotary disk, the inside sliding connection of dead lever has the telescopic link, the top fixedly connected with adjusting part of telescopic link, adjusting part's front screw connection has the projector body, the front edge fixedly connected with dustproof subassembly of projector body, the side screw connection of projector body has cooling module, four groups supporting legs of bottom fixedly connected with of base.

Optionally, the top surfaces of the fixed disk and the rotating disk are annular arrays and provided with a plurality of clamping grooves, clamping pins are inserted into the clamping grooves, and the rotating disk is convenient for adjusting angles.

Optionally, the jack has been seted up on the surface of dead lever, peg graft in the inside of jack has the staple, and the jack is convenient for fix the staple.

Optionally, a plurality of spacing hole has been seted up along axial equidistance to the surface of telescopic link, spacing hole and staple looks adaptation, the staple is convenient for fix spacing hole.

Optionally, the adjusting part includes fixed connection in the spacing dish at telescopic link top, one side rotation of spacing dish is connected with the adjusting plate, the positive fixedly connected with connecting plate of adjusting plate, the screw hole has all been seted up to the side of spacing dish and adjusting plate, the inside threaded connection of screw hole has the screw bolt, and the screw bolt is convenient for fixed adjusting plate.

Optionally, dustproof subassembly includes two sets of spouts of fixed connection in the projecting apparatus body front, the fixed orifices has been seted up to one side at spout top, the inside sliding connection of spout has the dust guard, one side fixedly connected with spring at dust guard top, the top fixedly connected with buckle of spring, the side fixedly connected with handle of dust guard, fixed orifices and buckle looks adaptation, the dust guard is convenient for shelter from the dust.

Optionally, the radiating component includes threaded connection in the fixed plate of projecting apparatus body side, the side fixedly connected with heat dissipation frame of fixed plate, the top fixedly connected with a plurality of radiator fan of heat dissipation frame, the air outlet has been seted up to one side of heat dissipation frame, and radiator fan is convenient for dispel the heat and cool down.

(III) beneficial effects

The utility model provides a projection device, which has the following beneficial effects:

1. this projection arrangement, through telescopic link and adjusting part's setting, personnel adjust the height of projecting apparatus body from top to bottom through the telescopic link when using, fix high with the staple to and use the rotatory projecting apparatus body of adjusting part's angle of projection, fix the angle with the screw bolt, avoid unable projection of projecting different angles and high projection, thereby be inconvenient for personnel to watch and use.

2. This projection arrangement, through the setting of dustproof subassembly, before using projector body projection, personnel through handle pulling dust guard, make the buckle joint to the fixed orifices inside, press the buckle after having used and promote the dust guard and resume to original position, avoid placing in the long time that the dust falls into projector body inside, cause the damage of projection picture fuzziness and instrument.

3. This projection arrangement, through the setting of radiator unit, personnel pass through connecting external power source when using for radiator fan gets into operating condition, and the cold wind of production blows to the projecting apparatus body through the air outlet, lets the projecting apparatus body reach the effect of cooling, avoids the inside high temperature of projecting apparatus body when using in succession, causes the damage of spare part, thereby prolongs its life.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a regulating assembly according to the present utility model;

FIG. 3 is a schematic view of a dust-proof assembly according to the present utility model;

fig. 4 is a schematic structural diagram of a heat dissipating assembly according to the present utility model.

In the figure: 1. a base; 2. a fixed plate; 3. a rotating disc; 4. a fixed rod; 5. a telescopic rod; 6. an adjustment assembly; 601. a limiting disc; 602. an adjusting plate; 603. a connecting plate; 604. a threaded bolt; 7. a projector body; 8. a dust-proof assembly; 801. a dust-proof plate; 802. a spring; 803. a buckle; 804. a handle; 9. a heat dissipation assembly; 901. a fixing plate; 902. a heat dissipation frame; 903. a heat radiation fan; 10. support legs; 11. a bayonet lock; 12. and (5) fixing nails.

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. 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.

Referring to fig. 1 to 4, the present utility model provides a technical solution: a projection device comprises a base 1, a fixed disk 2 is fixedly connected to the top surface of the base 1, a rotary disk 3 is rotatably connected to the top surface of the fixed disk 2, a fixed rod 4 is fixedly connected to the top surface of the rotary disk 3, a telescopic rod 5 is slidably connected to the inside of the fixed rod 4, an adjusting component 6 is fixedly connected to the top of the telescopic rod 5, a person can adjust the height of a projector body 7 up and down through the telescopic rod 5 through the arrangement of the adjusting component 6 when in use, the height is fixed by a fixed nail 12, and the angle projected by the projector body 7 is rotated by the adjusting component 6, the angle is fixed by a threaded bolt 604, so that projections with different angles and heights cannot be projected are prevented, and therefore, the projection device is inconvenient for the person to watch and use, the front screw of the adjusting component 6 is connected with the projector body 7, the front edge of the projector body 7 is fixedly connected with a dustproof component 8, through the arrangement of the dustproof component 8, before the projector body 7 is used for projection, personnel pulls the dustproof plate 801 through the handle 804, the buckle 803 is clamped into the fixing hole, after the use, the buckle 803 is pressed to push the dustproof plate 801 to restore to the original position, dust is prevented from falling into the projector body 7 in long-time placement, the projection picture is fuzzy and the instrument is prevented from being damaged, the radiating component 9 is connected with the side surface screw of the projector body 7, through the arrangement of the radiating component 9, the personnel is connected with an external power supply during use, the radiating fan 903 enters the working state, the generated cold air is blown to the projector body 7 through the air outlet, the projector body 7 achieves the effect of reducing the temperature, the damage of parts caused by overhigh temperature inside the projector body 7 during continuous use is avoided, thereby prolonging the service life of the base 1, and the bottom is fixedly connected with four groups of supporting legs 10.

The top surfaces of the fixed disc 2 and the rotating disc 3 are all annular arrays and provided with a plurality of clamping grooves, clamping pins 11 are inserted into the clamping grooves, and the clamping pins 11 are arranged, so that the function of fixing the rotating disc 3 is achieved.

The jack has been seted up on the surface of dead lever 4, and peg graft in the inside of jack has staple 12, through the setting of jack, has played the effect of staple 12.

The surface of telescopic link 5 has offered a plurality of spacing hole along axial equidistance, spacing hole and staple 12 looks adaptation, through the setting of spacing hole, has played height-adjusting's effect.

The adjusting part 6 includes fixed connection in the spacing dish 601 at telescopic link 5 top, and one side rotation of spacing dish 601 is connected with adjustment disk 602, and the positive fixedly connected with connecting plate 603 of adjustment disk 602, the screw hole has all been seted up to the side of spacing dish 601 and adjustment disk 602, and the inside threaded connection of screw hole has threaded bolt 604, through the setting of adjustment disk 602, has played angle regulation's effect.

The dustproof assembly 8 comprises two groups of sliding grooves fixedly connected to the front face of the projector body 7, fixing holes are formed in one side of the top of each sliding groove, a dustproof plate 801 is connected to one side of the top of each sliding groove in a sliding mode, a spring 802 is fixedly connected to one side of the top of each dustproof plate 801, a buckle 803 is fixedly connected to the top of each spring 802, a handle 804 is fixedly connected to the side face of each dustproof plate 801, the fixing holes are matched with the corresponding buckles 803, and the dustproof plate 801 is driven through the arrangement of the corresponding handles 804.

The radiator unit 9 includes threaded connection in the fixed plate 901 of projecting apparatus body 7 side, and the side fixedly connected with heat dissipation frame 902 of fixed plate 901, the top fixedly connected with of heat dissipation frame 902 a plurality of radiator fan 903, and the air outlet has been seted up to one side of heat dissipation frame 902, has played the radiating effect of cooling through the setting of radiator fan 903.

In the utility model, the working steps of the device are as follows:

a first step of: when in use, a person can adjust the height of the projector body 7 up and down through the telescopic rod 5, fix the height through the fixing nails 12, and rotate the projection angle of the projector body 7 through the adjusting component 6, fix the angle through the threaded bolt 604, so that the projection with different angles and heights can not be projected, and the observation and the use of the projector body are inconvenient for the person;

and a second step of: before the projector body 7 is used for projection, a person pulls the dust-proof plate 801 through the handle 804 to enable the buckle 803 to be clamped into the fixing hole, after the use is finished, the buckle 803 is pressed to push the dust-proof plate 801 to restore to the original position, and dust is prevented from falling into the projector body 7 during long-time placement, so that a projection picture is blurred and an instrument is damaged;

and a third step of: personnel pass through the connection external power source when using for radiator fan 903 gets into operating condition, and the cold wind of production blows projector body 7 through the air outlet, lets projector body 7 reach the effect of cooling, avoids the inside too high temperature of projector body 7 when using in succession, causes the damage of spare part, thereby prolongs its life.

It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;

the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A projection device comprising a base (1), characterized in that: the utility model discloses a projector with the structure, including base (1), rotary disk (3), telescopic link (5), adjusting part (6), projecting apparatus body (7) and side screw connection have radiating component (9), four supporting legs (10) of bottom fixedly connected with of base (1), the top surface fixedly connected with fixed disk (2) of base (1), the top surface rotation of fixed disk (2) is connected with rotary disk (3), the top surface fixedly connected with dead lever (4) of rotary disk (3), the inside sliding connection of dead lever (4), the top fixedly connected with adjusting part (6) of telescopic link (5), the front screw connection of adjusting part (6) has projecting apparatus body (7), the front edge fixedly connected with dustproof subassembly (8), the side screw connection of projecting apparatus body (7) has radiating component (9).

2. A projection device as claimed in claim 1, wherein: the top surfaces of the fixed disc (2) and the rotating disc (3) are annular arrays and are provided with a plurality of clamping grooves, and clamping pins (11) are inserted into the clamping grooves.

3. A projection device as claimed in claim 1, wherein: the surface of the fixed rod (4) is provided with a jack, and a fixed nail (12) is inserted into the jack.

4. A projection device as claimed in claim 3, characterized in that: the surface of the telescopic rod (5) is provided with a plurality of limiting holes along the axial direction at equal intervals, and the limiting holes are matched with the fixed nails (12).

5. A projection device as claimed in claim 1, wherein: the adjusting component (6) comprises a limiting disc (601) fixedly connected to the top of the telescopic rod (5), one side of the limiting disc (601) is rotationally connected with an adjusting disc (602), the front side of the adjusting disc (602) is fixedly connected with a connecting plate (603), threaded holes are formed in the side faces of the limiting disc (601) and the adjusting disc (602), and threaded bolts (604) are connected to the internal threads of the threaded holes.

6. A projection device as claimed in claim 1, wherein: the dustproof assembly (8) comprises two groups of sliding grooves fixedly connected to the front face of the projector body (7), a fixing hole is formed in one side of the top of each sliding groove, a dustproof plate (801) is connected to the sliding inside of each sliding groove, a spring (802) is fixedly connected to one side of the top of each dustproof plate (801), a buckle (803) is fixedly connected to the top of each spring (802), a handle (804) is fixedly connected to the side face of each dustproof plate (801), and the fixing hole is matched with the corresponding buckle (803).

7. A projection device as claimed in claim 1, wherein: the heat dissipation assembly (9) comprises a fixing plate (901) which is connected to the side face of the projector body (7) in a threaded mode, a heat dissipation frame (902) is fixedly connected to the side face of the fixing plate (901), a plurality of heat dissipation fans (903) are fixedly connected to the top of the heat dissipation frame (902), and an air outlet is formed in one side of the heat dissipation frame (902).