CN216817073U - High-efficient square cone spotlight ware - Google Patents
High-efficient square cone spotlight ware Download PDFInfo
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- CN216817073U CN216817073U CN202220705117.XU CN202220705117U CN216817073U CN 216817073 U CN216817073 U CN 216817073U CN 202220705117 U CN202220705117 U CN 202220705117U CN 216817073 U CN216817073 U CN 216817073U
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- condenser
- condenser body
- square
- reflecting film
- positioning sleeve
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- 239000000758 substrate Substances 0.000 claims abstract description 17
- 239000000853 adhesive Substances 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 9
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000003892 spreading Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000002310 reflectometry Methods 0.000 abstract description 7
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000007723 die pressing method Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a high-efficiency square conical condenser which comprises a condenser body, wherein the condenser body is of a hollow square conical structure, each side surface of the condenser body consists of a substrate and a reflecting film attached to the substrate, and the reflecting film adopts an ESR (equivalent series resistance) reflecting film of a 3M company or a RefleceTech reflecting film of a SkyFuel company; the efficient square-cone-shaped condenser further comprises a positioning sleeve, two adjacent side faces of the condenser body are spliced through grooves and convex structures, an inner hole of the positioning sleeve is of a square-cone-shaped structure matched with the outer wall of the condenser body, and the positioning sleeve is sleeved on the outer wall of the condenser body. The utility model has simple manufacture, low cost, average reflectivity of more than or equal to 98 percent and extremely high cost performance.
Description
Technical Field
The utility model relates to the technical field of projection, in particular to a high-efficiency square conical condenser.
Background
The lighting core device of the LED light source in the domestic single LCD projector: the square cone-shaped hollow condenser is funnel-shaped, so it is commonly called "funnel". Over 10 years of development, this concentrator has become the absolute mainstream of industrial lighting devices. The high-efficiency square-cone-shaped condenser disclosed in chinese patent CN202121815521.4 obtains a brand new condenser compared with the early stage product of the light hopper, the average reflectivity is greater than or equal to 98%, wherein the condenser body is formed by splicing four substrates, specifically, the adjacent substrates are spliced by fasteners such as screws or bolts, compared with the early stage product of the light hopper, the manufacturing process is effectively simplified, the manufacturing cost is reduced, but in order to ensure the performance of the condenser, the fastener splicing still needs to ensure the manufacturing precision of the condenser, so that the manufacturing cost is not reduced to a great extent, therefore, the cost performance of the hollow square-cone-shaped condenser still needs to be significantly improved in an innovative manner, and the problem needs to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides the efficient square conical condenser which is simple to manufacture, low in cost, high in cost performance and high in average reflectivity which is more than or equal to 98%.
In order to achieve the purpose, the utility model provides a high-efficiency square cone-shaped condenser, which comprises a condenser body, wherein the condenser body is in a hollow square cone-shaped structure, each side surface of the condenser body consists of a substrate and a reflecting film attached to the substrate, and the reflecting film adopts an ESR (equivalent series resistance) reflecting film of a 3M company or a ReflectTech reflecting film of a SkyFuel company; the method is characterized in that:
the efficient square-cone-shaped condenser further comprises a positioning sleeve, the two adjacent side faces of the condenser body are spliced through a groove and a protruding structure, an inner hole of the positioning sleeve is of a square-cone-shaped structure matched with the outer wall of the condenser body, and the positioning sleeve is sleeved on the outer wall of the condenser body.
Furthermore, the surface of the inner hole of the positioning sleeve is attached to the outer wall of the condenser body through a heat-conducting interface material layer.
Furthermore, the outer wall of the positioning sleeve is provided with a heat dissipation structure.
Preferably, the substrate is any one of a metal plate, a heat-conducting plastic plate or a ceramic plate or a combination of any several of the metal plate, the heat-conducting plastic plate and the ceramic plate.
Preferably, the back adhesive of the reflecting film is an inorganic material adhesive or a high-temperature resistant optical adhesive.
The utility model has the beneficial effects that:
each side surface of the condenser body consists of a substrate and a reflecting film attached to the substrate, the reflecting film is an ESR reflecting film of a 3M company or a ReflecTech reflecting film of a SkyFuel company, and the average reflectivity is more than or equal to 98 percent, so that the reflectivity of the inner wall of the condenser is extremely high, and meanwhile, the adjacent two side surfaces of the four side surfaces of the condenser body are spliced through a groove and a convex structure, and the condenser body is precisely molded and positioned through a positioning sleeve; the structure of the groove and the bulge is adopted for splicing, the manufacturing process is quite simple, a simple mode of stamping (aiming at metal and heat-conducting plastic) or die pressing (aiming at materials such as metal, heat-conducting plastic and ceramic) can be adopted, and the splicing is convenient; the positioning sleeve is adopted to ensure the precision of the simply spliced condenser body, meanwhile, the efficient heat dissipation of the condenser body is realized, the manufacturing difficulty of the condenser body can be greatly reduced, and compared with the existing method of splicing by adopting a fastening piece, the manufacturing cost of the efficient square conical condenser is reduced to a great extent, so that the brand new condenser can obtain a remarkable cost performance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description 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 perspective view of the present invention;
FIG. 2 is a perspective view of a concentrator body of the present invention;
fig. 3 is an exploded view of the concentrator body of the present invention.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the present invention is used to usually place, are only used for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The method comprises the following specific implementation steps:
as shown in fig. 1-3, the efficient square cone-shaped optical concentrator provided in this embodiment includes an optical concentrator body 1, the optical concentrator body 1 is in a hollow square cone-shaped structure, each side surface of the optical concentrator body 1 is composed of a substrate and a reflective film attached to the substrate (see an efficient square cone-shaped optical concentrator disclosed in chinese patent CN202121815521.4 for details), the reflective film is an ESR reflective film of 3M company or a reflec reflective film of SkyFuel company, and the average reflectivity is greater than or equal to 98%, so the reflectivity of the inner wall of the efficient square cone-shaped optical concentrator in this embodiment is very high.
The high-efficient square cone spotlight ware that this embodiment provided still includes positioning sleeve 2, splice mutually through recess 11 and protruding 10 structure between the adjacent both sides face in four sides of spotlight ware body 1, positioning sleeve 2's hole be with spotlight ware body 1's outer wall assorted square cone structure, positioning sleeve 2 cover is in on the outer wall of spotlight ware body 1.
Adjacent two side surfaces of four side surfaces of the condenser body 1 are mutually embedded and spliced through the structures of the grooves 11 and the protrusions 10, so that the condenser body 1 is combined and positioned, and the condenser body 1 is precisely positioned after being molded through the positioning sleeve 2; the structure of the groove 11 and the protrusion 10 are spliced, the manufacturing process is quite simple, a simple mode of stamping (aiming at metal and heat-conducting plastic) or die pressing (aiming at materials such as metal, heat-conducting plastic and ceramic) can be adopted, and the splicing is convenient; adopt position sleeve 2 to guarantee the precision of simple concatenation back spotlight ware body 1, also realized the high-efficient heat dissipation to spotlight ware body 1 simultaneously, the preparation degree of difficulty of ability greatly reduced spotlight ware body compares in the current fastener concatenation that adopts, has reduced the cost of manufacture of high-efficient square cone spotlight ware at to a great extent, and consequently the brand-new spotlight ware of this embodiment can obtain showing the price/performance ratio.
In this embodiment, preferably, the back adhesive of the reflective film is an inorganic adhesive or a high temperature resistant optical adhesive; the substrate is made of any one of a metal plate, a heat-conducting plastic plate or a ceramic plate or a combination of any several of the metal plate, the heat-conducting plastic plate or the ceramic plate (see a high-efficiency square cone condenser disclosed in CN202121815521.4 for details), and each substrate has excellent heat-conducting performance, so that the substrate can actively help the heat dissipation and the service life of a reflection film no matter the ESR reflection film of a 3M company or the ReflecTech reflection film of a SkyFuel company, and the reflection efficiency of the reflection film is not attenuated in the service life of a projector.
In this embodiment, preferably, the inner hole surface of the positioning sleeve 2 is attached to the outer wall of the concentrator body 1 through a heat conducting interface material layer. When high-efficient square cone spotlight ware used, a large amount of light and then generate heat can be absorbed in part, and spotlight ware body 1 passes through the heat conduction interface material layer with heat fast transfer to position sleeve 2 on, realized the high-efficient heat dissipation to spotlight ware body 1, reduced spotlight ware body 1's temperature, prolonged spotlight ware body 1's life, for the higher luminance of projector output, created positive conditions.
In this embodiment, preferably, the outer wall of the positioning sleeve 2 is provided with a heat spreading structure 20, and the outer walls around the positioning sleeve 2 are provided with the heat spreading structures 20. The heat spreading structure 20 is a rib-shaped structure (shown in fig. 1), although the heat spreading structure 20 is not limited to rib-shaped, the heat spreading structure 20 can effectively increase the heat spreading level, and further create positive conditions for outputting higher brightness of the projector.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. A high-efficiency square cone-shaped condenser comprises a condenser body (1), wherein the condenser body (1) is of a hollow square cone-shaped structure, each side surface of the condenser body (1) is composed of a substrate and a reflecting film attached to the substrate, and the reflecting film is an ESR (equivalent series resistance) reflecting film of a 3M company or a Reflecttech reflecting film of a SkyFuel company; the method is characterized in that:
the efficient square conical condenser further comprises a positioning sleeve (2), the two adjacent side faces of the condenser body (1) are spliced through a groove (11) and a protrusion (10), an inner hole of the positioning sleeve (2) is in a square conical structure matched with the outer wall of the condenser body (1), and the positioning sleeve (2) is sleeved on the outer wall of the condenser body (1).
2. The efficient square-cone concentrator of claim 1 wherein the inner bore surface of the position sleeve (2) is attached to the outer wall of the concentrator body (1) by a layer of thermally conductive interface material.
3. A high efficiency square cone concentrator as claimed in claim 1 wherein the outer wall of the position sleeve (2) is provided with a thermal spreading structure (20).
4. The efficient square cone concentrator of claim 1, wherein the substrate is made of any one or a combination of metal plate, heat conducting plastic plate or ceramic plate.
5. The efficient square pyramid concentrator of claim 1, wherein the back adhesive of the reflective film is an inorganic adhesive or a high temperature resistant optical adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220705117.XU CN216817073U (en) | 2022-03-29 | 2022-03-29 | High-efficient square cone spotlight ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220705117.XU CN216817073U (en) | 2022-03-29 | 2022-03-29 | High-efficient square cone spotlight ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216817073U true CN216817073U (en) | 2022-06-24 |
Family
ID=82046792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220705117.XU Active CN216817073U (en) | 2022-03-29 | 2022-03-29 | High-efficient square cone spotlight ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216817073U (en) |
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2022
- 2022-03-29 CN CN202220705117.XU patent/CN216817073U/en active Active
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