CN215679009U

CN215679009U - Projector is thrown to homonymy side

Info

Publication number: CN215679009U
Application number: CN202121169840.2U
Authority: CN
Inventors: 马建
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-28
Anticipated expiration: 2031-05-28

Abstract

The utility model provides a projector capable of side-projecting at the same side, which comprises a front cover, a part fixing middle frame, a rear cover, an ultra-short focal length machine module, a projector control main board, a heat dissipation component, a power supply main board, a loudspeaker, an infrared sensor, a face recognition camera and an external 4G antenna interface.

Description

Projector is thrown to homonymy side

Technical Field

The utility model relates to the technical field of projectors, in particular to a projector capable of projecting on the same side.

Background

The projector is also called as a projector, can be connected with a computer, a VCD, a DVD and the like through different interfaces to play corresponding video signals, and is widely applied to families, offices, congress auditoriums, schools and entertainment places. The existing projector is generally just opposite to projection, people can usually adopt a suspension adjusting device to suspend and adjust for the convenience of using and operating the projector equipment, but the projector has special requirements on distance and installation space, is inconvenient to arrange in some or in a small space range, especially like a small space in an elevator, is inconvenient to install and use, needs a high-quality projector on the same side at present, and meets the market demand.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a projector capable of projecting on the same side, and aims to solve the problems in the prior art by designing a projector mounted on the same side of a projection surface.

The purpose of the utility model is realized by the following technical scheme:

a projector with the same side projection comprises a front cover, a part fixing middle frame, a rear cover, an ultra-short focal length machine module, a projector control main board, a heat dissipation assembly, a power supply main board, a loudspeaker, an infrared sensor, a face recognition camera and an external 4G antenna interface; ultrashort burnt ray apparatus module, projector control mainboard, radiator unit, power mainboard, loudspeaker, infrared inductor, face identification camera, external 4G antenna interface all respectively fixed mounting on the corresponding position of the fixed center of part, the protecgulum openly at the fixed center of part with screw fixed mounting, back lid with screw fixed mounting at the fixed center reverse side of part, ultrashort burnt ray apparatus module, radiator unit, loudspeaker, infrared inductor, face identification camera, external 4G antenna interface all be connected with projector control mainboard electricity respectively, projector control mainboard be connected with the power mainboard electricity.

Further, ultrashort burnt ray apparatus module include that image processing produces module, fine setting burnt control lever, fine setting burnt subassembly, light path subassembly, light-emitting window, the dustproof bubble of ray apparatus cotton, the transparent dust cover of ray apparatus, image processing produce module and projector control mainboard electricity and be connected, image processing produce the module just to fine setting burnt subassembly, fine setting burnt subassembly just to light path subassembly, fine setting burnt subassembly, light path subassembly all be airtight cylindric structure, fine setting burnt control lever setting control fine setting in the fine setting burnt subassembly outside, the transparent dust cover of ray apparatus through the middle pressfitting on the light-emitting window after filling up the dustproof bubble of ray apparatus cotton.

The heat dissipation assembly comprises a first heat dissipation metal block, a second heat dissipation metal block and a heat dissipation fan, the first heat dissipation metal block, the second heat dissipation metal block and the heat dissipation fan are electrically connected with the projector control mainboard, the first heat dissipation metal block is installed in the middle of the part fixing middle frame, the second heat dissipation metal block is installed on the lower portion of the part fixing middle frame, and the first heat dissipation metal block and the second heat dissipation metal block are abutted to and contacted with the side wall of the heat dissipation fan.

Further, the front surface of the front cover is provided with an air inlet, a fine focusing control rod port, a face recognition camera port, an infrared sensor window and a light outlet opening which respectively correspond to corresponding parts; the side surface is provided with an air outlet.

Furthermore, the middle frame for fixing the parts is made of alloy.

The utility model has the beneficial effects that:

the projector is further designed, the ultra-short focal length machine module is used, the projection on the same side of the projection surface can be realized, the focusing problem of the projector on the same side can be adjusted by focusing the fine focusing component, the projector can be arranged right above the projection surface, the requirement on an installation site is low, the projector is especially used in a small space like an elevator, the space is saved, and more applicable scenes are provided; the infrared sensor can be used for identifying the number of nearby people; the face recognition camera may be used to collect face information. The projector part fixing middle frame is made of alloy, the support is high in hardness and light in weight, and has excellent heat conduction performance, so that the projector part fixing middle frame is beneficial to contact heat dissipation of the projector.

Drawings

FIG. 1 is a schematic view of a projector for side projection on the same side according to the present invention;

FIG. 2 is a schematic view of a projector for side projection on the same side according to the present invention;

fig. 3 is a schematic view of a projection mode of a projector projecting from the same side.

The reference numerals are explained below:

the system comprises a front cover 1, a middle fixing frame 2 for parts, a rear cover 3, an ultra-short focal length machine module 4, a projector control mainboard 5, a heat dissipation component 6, a power supply mainboard 7, a loudspeaker 8, an infrared sensor 9, a face recognition camera 10, an external 4G antenna interface 11, an air inlet 101, an air outlet 102, a fine focus control rod port 103, a face recognition camera port 104, an infrared sensor window 105, a light outlet opening 106, an image processing generation module 401, a fine focus control rod 402, a fine focus adjustment component 403, an optical path component 404, a light outlet 405, an optical machine dustproof foam 406, an optical machine transparent dustproof cover plate 407, a heat dissipation metal block I601, a heat dissipation metal block II 602 and a heat dissipation fan 603.

Detailed Description

The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

In order to realize a projector that can be mounted on the same side of the projection surface, the present invention is described in detail below.

With reference to fig. 1 and 2, an embodiment of the utility model is a projector capable of projecting on the same side, and the projector includes a front cover 1, a middle frame 2 for fixing parts, a rear cover 3, an ultra-short focal length engine module 4, a projector control motherboard 5, a heat dissipation assembly 6, a power supply motherboard 7, a speaker 8, an infrared sensor 9, a face recognition camera 10, and an external 4G antenna interface 11;

ultrashort burnt ray apparatus module 4, projector control mainboard 5, radiator unit 6, power mainboard 7, loudspeaker 8, infrared inductor 9, face identification camera 10, external 4G antenna interface 11 all respectively fixed mounting on the corresponding position of the fixed center 2 of part.

The front cover 1 is fixedly arranged on the front surface of the middle fixing frame 2 of the part by screws, the rear cover 3 is fixedly arranged on the back surface of the middle fixing frame 2 of the part by screws, and the whole body can be formed after the installation, so that the internal parts are effectively protected.

Ultrashort burnt ray apparatus module 4, radiator unit 6, loudspeaker 8, infrared inductor 9, face identification camera 10, external 4G antenna interface 11 all be connected with projector control mainboard 5 electricity respectively, by all parts operation of projector control mainboard 5 control, and projector control mainboard 5 is integrated to have main parts such as control module, 4G communication module, data processing module, projector control mainboard belongs to the market customization, belongs to prior art, do not do detailed introduction here to its control principle, structure etc..

Projector control mainboard 5 be connected with power mainboard 7 electricity, power mainboard 7 inserts the power outward, provides the power for all need power consumption spare parts through projector control mainboard 5.

The ultra-short focal length light machine module 4 comprises an image processing generation module 401, a fine focus adjustment control rod 402, a fine focus adjustment component 403, a light path component 404, a light outlet 405, a light machine dust-proof foam 406 and a light machine transparent dust-proof cover plate 407; the image processing generation module 401 is electrically connected with the projector control main board 5, and is controlled by the main board to generate video images.

The image processing generation module 401 faces the fine focus adjustment component 403, the fine focus adjustment component 403 faces the optical path component 404, and the same-side projection is realized through the optical path, and the short-range projection and the side projection can be realized through the ultra-short-focus optical path component, and the projection mode is shown in fig. 3, which belongs to the prior art, and a specific optical path structure and an implementation principle are not described in detail here.

The fine focusing assembly 403 and the optical path assembly 404 are both of a closed cylindrical structure, and the fine focusing control rod 402 is arranged outside the fine focusing assembly 403 to control fine focusing for focus adjustment.

The transparent dustproof cover plate 407 of ray apparatus is pressed on the light outlet 405 through the middle cushion of the dustproof foam 406 of ray apparatus, and is used for passing light, but is closed and does not allow impurities such as dust to enter the ray apparatus module, and the projection quality is maintained.

The heat dissipation assembly 6 comprises a first heat dissipation metal block 601, a second heat dissipation metal block 602 and a heat dissipation fan 603, the first heat dissipation metal block 601 is electrically connected with the projector control mainboard 5, the first heat dissipation metal block 601 is installed in the middle of the middle fixing frame 2 of the part, the second heat dissipation metal block 602 is installed on the lower portion of the middle fixing frame 2 of the part, and the first heat dissipation metal block 601, the second heat dissipation metal block 602 are abutted against and contacted with the side wall of the heat dissipation fan 603, so that heat dissipation of the unit is facilitated.

The front surface of the front cover 1 is provided with an air inlet 101, a fine focusing control rod port 103, a face recognition camera port 104, an infrared sensor window 105 and a light outlet opening 106 which respectively correspond to corresponding parts, and the side surface is provided with an air outlet 102. The air inlet 101 is mainly used for heat dissipation air inlet, and is discharged through the air outlet 102 by the heat dissipation fan after entering the over-circulation process, so as to achieve the heat dissipation effect.

The middle fixing frame 2 is made of alloy, the alloy is high in hardness and light in weight, and has excellent heat conduction performance, so that the contact heat dissipation of the projector is facilitated.

The above description is for the purpose of illustrating embodiments of the utility model and is not intended to limit the utility model, and it will be apparent to those skilled in the art that any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the utility model shall fall within the protection scope of the utility model.

Claims

1. A projector is thrown to homonymy side which characterized in that: the system comprises a front cover (1), a part fixing middle frame (2), a rear cover (3), an ultra-short focal length machine module (4), a projector control mainboard (5), a heat dissipation assembly (6), a power supply mainboard (7), a loudspeaker (8), an infrared inductor (9), a face recognition camera (10) and an external 4G antenna interface (11);

the ultra-short focal length machine module (4), the projector control mainboard (5), the heat dissipation component (6), the power supply mainboard (7), the loudspeaker (8), the infrared inductor (9), the face recognition camera (10) and the external 4G antenna interface (11) are respectively and fixedly arranged on the corresponding positions of the part fixing middle frame (2), the front cover (1) is fixedly arranged on the front surface of the part fixing middle frame (2) by screws, the rear cover (3) is fixedly arranged on the reverse side of the part fixing middle frame (2) by screws, the ultra-short focal length machine module (4), the heat dissipation component (6), the loudspeaker (8), the infrared inductor (9), the face recognition camera (10) and the external 4G antenna interface (11) are respectively and electrically connected with the projector control mainboard (5), the projector control main board (5) is electrically connected with the power supply main board (7).

2. A side-by-side projector as claimed in claim 1, wherein: the ultra-short focal length light machine module (4) comprises an image processing generation module (401), a fine focus adjustment control rod (402), a fine focus adjustment component (403), a light path component (404), a light outlet (405), light machine dustproof foam (406) and a light machine transparent dustproof cover plate (407), the image processing generation module (401) is electrically connected with the projector control main board (5), the image processing generation module (401) is opposite to the fine focusing component (403), the fine focusing component (403) is over against the light path component (404), the fine focusing component (403) and the light path component (404) are both of a closed cylindrical structure, the fine focusing control rod (402) is arranged at the outer side of the fine focusing component (403) to control fine focusing, the transparent dustproof cover plate (407) of the optical machine is pressed on the light outlet (405) through the dustproof foam (406) of the optical machine which is filled in the middle.

3. A side-by-side projector as claimed in claim 1, wherein: radiating component (6) including heat dissipation metal block one (601), heat dissipation metal block two (602), radiator fan (603), be connected with projector control mainboard (5) electricity, heat dissipation metal block one (601) install at fixed center of part (2) middle part, heat dissipation metal block two (602) install in fixed center of part (2) lower part, heat dissipation metal block one (601), heat dissipation metal block two (602) and radiator fan (603) lateral wall support the contact.

4. A side-by-side projector as claimed in claim 1, wherein: the front surface of the front cover (1) is provided with an air inlet (101), a fine focusing control rod port (103), a face recognition camera port (104), an infrared sensor window (105) and a light outlet opening (106) which respectively correspond to corresponding components; the side surface is provided with an air outlet (102).

5. A side-by-side projector as claimed in claim 1, wherein: the part fixing middle frame (2) is made of alloy.