CN217484682U - Light path system has frame construction's projecting apparatus - Google Patents
Light path system has frame construction's projecting apparatus Download PDFInfo
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- CN217484682U CN217484682U CN202221251448.7U CN202221251448U CN217484682U CN 217484682 U CN217484682 U CN 217484682U CN 202221251448 U CN202221251448 U CN 202221251448U CN 217484682 U CN217484682 U CN 217484682U
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Abstract
The utility model discloses a light path system has projecting apparatus of frame construction, its light path system has front end light path subassembly, phenanthrene mirror subassembly, display screen subassembly and rear end light path subassembly, the front end light path subassembly includes first frame and the speculum of arranging on first frame, phenanthrene mirror subassembly includes the second frame and arranges the first phenanthrene mirror on the second frame; the display screen assembly comprises a third frame and a display screen arranged on the third frame; the rear-end light path component comprises a light source, a reflecting cup, a fourth frame, a second mirror and heat insulation glass, wherein the second mirror and the heat insulation glass are arranged on the fourth frame; the fourth frame can be dismantled with the third frame and be connected, the third frame can be dismantled with the second frame and be connected, the second frame can be dismantled with first frame and be connected to the light path system of projecting apparatus has frame construction, has simple structure, easily dispels the heat, is convenient for install and maintain's characteristics.
Description
Technical Field
The utility model belongs to the technical field of the projecting apparatus, concretely relates to light path system has frame construction's projecting apparatus.
Background
The projector is a common electronic device, and the projector is because inside light path is comparatively complicated, and for the clarity of projecting image, the installation requirement between the light path device is also more and more high, leads to the installation degree of difficulty also more and more high, and because the inside light source during operation of projector can produce a large amount of heats, and the inside LCD display screen of projector can only bear the highest 70 ℃ of temperature, has further increased the installation of the inside light path of projector and the degree of difficulty of maintaining.
Therefore, it is necessary to provide a projector with simple installation and good heat dissipation effect.
Disclosure of Invention
To solve the problems set forth in the background art described above. The utility model provides a light path system has frame construction's projecting apparatus has simple structure, easily dispels the heat, is convenient for install and maintain the characteristics.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an optical path system has frame construction's projecting apparatus, includes, front end light path subassembly, phenanthrene mirror subassembly, display screen subassembly and rear end light path subassembly are all arranged in the casing.
As a further description of the above technical solution: the front-end optical path component comprises a first frame and a reflector arranged on the first frame, and a lens mounting hole is preset in the first frame.
As a further description of the above technical solution: the phenanthrene mirror assembly comprises a second frame and a first phenanthrene mirror arranged on the second frame.
As a further description of the above technical solution: the display screen assembly comprises a third frame and a display screen arranged on the third frame.
As a further description of the above technical solution: the rear-end light path component comprises a light source, a reflection cup, a fourth frame, a second film mirror and heat insulation glass, wherein the second film mirror and the heat insulation glass are arranged on the fourth frame.
As a further description of the above technical solution: the fourth frame is detachably connected with the third frame, the third frame is detachably connected with the second frame, and the second frame is detachably connected with the first frame.
As a further description of the above technical solution: the distance between the first film mirror and the display screen is not less than 3 mm.
As a further description of the above technical solution: the first phenanthrene mirror is a trapezoid phenanthrene mirror.
As a further description of the above technical solution: the display screen is an LCD display screen.
As a further description of the above technical solution: the third frame is in threaded connection with the second frame.
As a further description of the above technical solution: the second frame is in threaded connection with the first frame.
As a further description of the above technical solution: the heat insulation glass is arranged between the second film mirror and the display screen.
As a further description of the above technical solution: the distance between the heat insulation glass and the display screen is not less than 3 mm.
As a further description of the above technical solution: the rear end light path component also comprises a light source radiator which is fixedly arranged on one side of the light source far away from the reflection cup.
As a further description of the above technical solution: the shell is provided with a hollow structure.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a set up the light path system of projecting apparatus into front end light path subassembly, phenanthrene mirror subassembly, display screen subassembly and rear end light path subassembly, the front end light path subassembly includes first frame and the speculum of arranging on first frame, phenanthrene mirror subassembly includes the second frame and arranges the first phenanthrene mirror on the second frame; the display screen assembly comprises a third frame and a display screen arranged on the third frame; the rear-end light path component comprises a light source, a reflecting cup, a fourth frame, a second mirror and heat insulation glass, wherein the second mirror and the heat insulation glass are arranged on the fourth frame; the fourth frame is detachably connected with the third frame, the third frame is detachably connected with the second frame, and the second frame is detachably connected with the first frame, so that an optical path system of the projector has a frame structure, and a heat dissipation space in the projector is increased. The utility model has the characteristics of simple structure, easily heat dissipation, be convenient for installation and maintenance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a whole structure of a projector with a frame structure in an optical path system according to the present invention;
fig. 2 is a schematic structural diagram of an optical path system of a projector with an optical path system having a frame structure according to the present invention;
fig. 3 is an exploded view of an optical path system structure of a projector with an optical path system having a frame structure according to the present invention.
Reference numerals:
1 … … casing
2 … … front end optical path component
21 … … first frame
22 … … reflector
23 … … lens mounting hole
3 … … phenanthrene mirror assembly
31 … … second frame
32 … … first mirror
33 … … first support column
34 … … first mounting groove
4 … … display screen assembly
41 … … third frame
42 … … display screen
43 … … second mounting groove
44 … … second support column
5 … … rear end optical path component
51 … … fourth frame
52 … … light source
53 … … reflection cup
54 … … second film mirror
55 … … heat insulation glass
56 … … radiator for light source
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a following technical scheme:
referring to fig. 1, a projector with a light path system having a frame structure includes a housing 1, and a side wall of the housing 1 is a hollow structure, so that an exchange area of external air and internal air of the projector can be increased, and dust can be effectively prevented from entering the inside of the projector, so that a heat dissipation effect of the projector is better, and a maintenance cost of the projector is reduced.
Further, please refer to fig. 2, further including a front end optical path component 2, a phenanthrene mirror component 3, a display screen component 4 and a rear end optical path component 5, where the front end optical path component 2, the phenanthrene mirror component 3, the display screen component 4 and the rear end optical path component 5 are all disposed in the housing 1.
Further, referring to fig. 3, the front end optical path assembly 2 includes a first frame 21 and a reflector 22 disposed on the first frame 21, and the first frame 21 is preset with a lens mounting hole 23.
In one embodiment, the first frame 21 has a triangular prism structure, and the reflector 22 and the lens mounting hole 23 have a certain included angle, which is set so that the image of the reflector 22 can be smoothly reflected to the lens mounting hole 23, and when the working angle of the reflector 22 is determined, the included angle between the reflector 22 and the lens mounting hole 23 can be determined, and the structure of the first frame 21 can be determined.
In one embodiment, in order to ensure the definition of the image, the reflecting mirrors 22 are provided in a plurality and are respectively disposed on the working surface of the first frame 21 except for the lens mounting hole 23 according to actual requirements.
Specifically, when the projector is in operation, an image is displayed on the display screen 42, the light source 52 projects the image on the display screen 42 from the first phenanthrene mirror 32 to the reflector 22 through the reflective cup 53 and the second phenanthrene mirror 54, the reflector 22 reflects the image to the lens, and at this time, the lens can project the image onto the projection screen.
Further, the phenanthrene mirror assembly 3 includes a second frame 31 and a first phenanthrene mirror 32 disposed on the second frame 31.
In one embodiment, the second frame 31 has a hollow structure, and a first mounting groove 34 is formed in an inner periphery thereof for receiving the first mirror 32, so that the structure is very simple and the implementation is easy.
In one embodiment, the second frame 31 is further provided with a fool-proof structure to prevent the first lens 32 from being placed incorrectly.
Preferably, the second frame 31 is screwed to the first frame 21.
Specifically, only need set up corresponding screw hole respectively at second frame 31 and first frame 21, rethread bolt nut or screw etc. connect can, the structure is very simple, and the dismouting is also very convenient.
Further, the display screen assembly 4 includes a third frame 41 and a display screen 42 disposed on the third frame 41.
Specifically, the third frame 41 has a hollow structure, and the inner circumference thereof is provided with a second mounting groove 43 for placing the display screen 42 therein for heat dissipation.
In one embodiment, the display screen 42 is insertedly mounted into the second mounting groove 43.
In one embodiment, the third frame 41 is further provided with a fool-proof structure.
Further, the distance between the first mirror 32 and the display screen 42 is not less than 3 mm.
Specifically, since the light source 52 generates a large amount of heat during operation, the front-end light path component 2, the fizeau mirror component 3, the display screen component 4, and the rear-end light path component 5 all need to dissipate heat during operation, and thus, enough heat dissipation channels can be reserved.
In one embodiment, the distance between the first mirror 32 and the display screen 42 is set by setting the installation interval of the second frame 31 and the third frame 41.
Specifically, the distance between the first mirror 32 and the display screen 42 can be set by setting the distance between the first mounting groove 34 and the second mounting groove 43.
In another embodiment, a plurality of first supporting columns 33 are spaced at one side of the second frame 31 close to the third frame 41, and the heights of the first supporting columns 33 can be set according to actual needs, so as to ensure the distance between the first phenanthrene mirror 32 and the display screen 42, and since the first supporting columns 33 are spaced, the heat dissipation area of the display screen 42 can be further increased.
Preferably, the first phenanthrene mirror 32 is a trapezoid phenanthrene mirror.
Preferably, the display screen 42 is an LCD display screen.
Preferably, the third frame 41 is screwed with the second frame 31.
Specifically, as long as corresponding threaded holes are respectively formed in the third frame 41 and the second frame 31, the threaded connection between the third frame and the second frame can be achieved by matching corresponding bolts, nuts, screws or the like, which is very simple and convenient.
Further, the rear optical path assembly 5 includes a light source 52, a reflective cup 53, a fourth frame 51, and a second mirror 54 and an insulating glass 55 disposed on the fourth frame 51.
In one embodiment, the light source 52 and the reflector 53 are disposed on a side of the fourth frame 51 away from the third frame 41, and the second mirror 54 and the insulating glass 55 are disposed on a side of the fourth frame 51 close to the third frame 41.
In one embodiment, the reflective cup 53 is fixed to a side of the light source 52 close to the fourth frame 51.
Preferably, the reflector cup 53 is glued to the light source 52.
Preferably, the reflective cup 53 is connected to the fourth frame 51 by a screw.
In an embodiment, the fourth frame 51 is provided with mounting grooves for placing a second mirror 54 and a heat insulation glass 55.
In one embodiment, the insulating glass 55 is disposed between the second mirror 54 and the display screen 42.
Preferably, the distance between the insulating glass 55 and the display screen 42 is not less than 3mm in order to have enough heat dissipation space.
In an embodiment, a plurality of second supporting pillars 44 are spaced on a side of the third frame 41 close to the fourth frame 51, so as to maintain a distance between the insulating glass 55 and the display 42 and increase a heat dissipation space of the display 42.
Preferably, the second phenanthrene mirror 54 is a homogeneous phenanthrene mirror.
In one embodiment, the fourth frame 51 is screwed to the third frame 41.
Specifically, the fourth frame 51 and the third frame 41 only need to be provided with corresponding threaded holes respectively, and the threaded connection between the fourth frame and the third frame can be realized by matching with corresponding bolts, nuts, screws and the like, which is very simple and convenient.
Further, the rear end optical path component 5 further includes a light source heat sink 56, and the light source heat sink 56 is fixedly disposed on a side of the light source 52 away from the reflection cup 53, so as to increase the heat dissipation efficiency of the light source 52.
In one embodiment, the fourth frame 51 is detachably connected to the third frame 41 through a screw, the third frame 41 is detachably connected to the second frame 31 through a screw, the second frame 31 is detachably connected to the first frame 21 through a screw, and the front end optical path assembly 2, the fizeau mirror assembly 3, the display screen assembly 4 and the rear end optical path assembly 5 are detachably connected together through the first frame 21, the second frame 31, the third frame 41 and the fourth frame 51, and finally the frame structure is integrally formed, so that the front end optical path assembly 2, the fizeau mirror assembly 3, the display screen assembly 4 and the rear end optical path assembly 5 are independent from each other and are combined into a whole, the whole structure facilitates installation and maintenance of the optical path system, which assembly needs to be maintained or replaced, and only the corresponding assembly needs to be removed, it is not necessary that all components be removed for servicing as before.
In another embodiment, after the positions of the fourth frame 51, the third frame 41, the second frame 31 and the first frame 21 are correspondingly set, the fourth frame 51, the third frame 41, the second frame 31 and the first frame 21 are installed together by screws at one time, so that the installation process is further simplified, and during disassembly, the screws are only required to be disassembled, and then the components needing maintenance are taken down at the corresponding positions.
The utility model discloses a set up the light path system of projecting apparatus into front end light path subassembly 2, phenanthrene mirror subassembly 3, display screen subassembly 4 and rear end light path subassembly 5, front end light path subassembly 2 includes first frame 21 and arranges speculum 22 on first frame 21, phenanthrene mirror subassembly 3 includes second frame 31 and arranges first phenanthrene mirror 32 on second frame 31; the display screen assembly 4 comprises a third frame 41 and a display screen 42 disposed on the third frame 41; the rear-end optical path assembly 5 comprises a light source 52, a reflective cup 53, a fourth frame 51, a second film mirror 54 and a heat insulation glass 55, wherein the second film mirror 54 and the heat insulation glass 55 are arranged on the fourth frame 51; the fourth frame 51 is detachably connected to the third frame 41, the third frame 41 is detachably connected to the second frame 31, and the second frame 31 is detachably connected to the first frame 21, so that the optical path system of the projector has a frame structure, and a heat dissipation space is increased. The utility model has the characteristics of simple structure, easily heat dissipation, be convenient for installation and maintenance.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
In the description herein, references to the description of the terms "one embodiment," "another embodiment," "an example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The further embodiments of the present invention disclosed above are merely provided to help illustrate the present invention. Further examples are not intended to be exhaustive or to limit the invention to the precise embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention.
Claims (10)
1. The utility model provides an optical path system has frame construction's projecting apparatus, includes, front end light path subassembly (2), phenanthrene mirror subassembly (3), display screen subassembly (4) and rear end light path subassembly (5), casing (1) is all arranged in to front end light path subassembly (2), phenanthrene mirror subassembly (3), display screen subassembly (4) and rear end light path subassembly (5), its characterized in that:
the front-end light path component (2) comprises a first frame (21) and a reflector (22) arranged on the first frame (21), and a lens mounting hole (23) is preset in the first frame (21);
the phenanthrene mirror assembly (3) comprises a second frame (31) and a first phenanthrene mirror (32) arranged on the second frame (31);
the display screen assembly (4) comprises a third frame (41) and a display screen (42) arranged on the third frame (41);
the rear-end light path component (5) comprises a light source (52), a reflecting cup (53), a fourth frame (51), a second phenanthrene mirror (54) and heat insulation glass (55) which are arranged on the fourth frame (51);
the fourth frame (51) is detachably connected with the third frame (41), the third frame (41) is detachably connected with the second frame (31), and the second frame (31) is detachably connected with the first frame (21).
2. A projector having a light path system with a frame structure according to claim 1, wherein: the distance between the first film mirror (32) and the display screen (42) is not less than 3 mm.
3. A projector having a light path system with a frame structure according to claim 2, wherein: the first phenanthrene mirror (32) is a trapezoid phenanthrene mirror.
4. A projector having a light path system with a frame structure according to claim 2, wherein: the display screen (42) is an LCD display screen.
5. A projector having a light path system with a frame structure according to claim 1, wherein: the third frame (41) is in threaded connection with the second frame (31).
6. A projector having a light path system with a frame structure according to claim 1, wherein: the second frame (31) is in threaded connection with the first frame (21).
7. A projector having a light path system with a frame structure according to claim 1, wherein: the heat insulation glass (55) is arranged between the second phenanthrene mirror (54) and the display screen (42).
8. A projector having a light path system with a frame structure according to claim 7, wherein: the distance between the heat insulation glass (55) and the display screen (42) is not less than 3 mm.
9. A projector having a light path system with a frame structure according to claim 1, wherein: the rear-end optical path component (5) further comprises a light source radiator (56), and the light source radiator (56) is fixedly arranged on one side, away from the reflection cup (53), of the light source (52).
10. A projector having a light path system with a frame structure according to claim 1, wherein: the shell (1) is of a hollow structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221251448.7U CN217484682U (en) | 2022-05-23 | 2022-05-23 | Light path system has frame construction's projecting apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221251448.7U CN217484682U (en) | 2022-05-23 | 2022-05-23 | Light path system has frame construction's projecting apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN217484682U true CN217484682U (en) | 2022-09-23 |
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| CN202221251448.7U Active CN217484682U (en) | 2022-05-23 | 2022-05-23 | Light path system has frame construction's projecting apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024082479A1 (en) * | 2022-10-18 | 2024-04-25 | 京东方科技集团股份有限公司 | Projection apparatus |
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2022
- 2022-05-23 CN CN202221251448.7U patent/CN217484682U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024082479A1 (en) * | 2022-10-18 | 2024-04-25 | 京东方科技集团股份有限公司 | Projection apparatus |
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