CN210670335U - Adjustable television backlight lens - Google Patents
Adjustable television backlight lens Download PDFInfo
- Publication number
- CN210670335U CN210670335U CN201922500711.6U CN201922500711U CN210670335U CN 210670335 U CN210670335 U CN 210670335U CN 201922500711 U CN201922500711 U CN 201922500711U CN 210670335 U CN210670335 U CN 210670335U
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- curved surface
- lens
- fixing
- groove
- limiting
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Abstract
The utility model provides a TV lens in a poor light with adjustable, it includes the light source subassembly, lens and fixed plate, the light source subassembly is used for giving off light, and lens include refracting surface and plane of reflection, and lens are used for giving off light or refraction on the screen, and fixed plate fixed connection is on lens, and the fixed plate includes the mounting, the utility model discloses a TV lens in a poor light with adjustable, its refracting surface and plane of reflection through lens refract light or reflect on the screen, make the light on the light screen give off more evenly, and lens are fixed on the fixed plate, and the fixed plate passes through mounting angle regulation and position to fix on the TV set, solve the TV lens in a poor light among the prior art, the deviation appears in the angle is installed in the TV to lens in a poor light, leads to showing the problem.
Description
Technical Field
The utility model relates to a TV lens field in a poor light, in particular to TV lens in a poor light with adjustable.
Background
The television is a device for transmitting image pictures and audio signals by using an electronic technology, namely a television receiver, and is also an important broadcast and video communication tool, a transmitting end of a television system converts all fine parts of a scenery into electric signals according to brightness and chromaticity, the electric signals are sequentially transmitted, the brightness and the chromaticity of the fine parts are displayed by pressing corresponding geometric positions at a receiving end to reproduce the whole original portrait, and a backlight lens of the television in the prior art and a backlight lens are arranged in the television, and the displayed image is deviated due to the deviation of the angle.
It is desirable to provide an adjustable tv backlight lens to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a TV lens in a poor light with adjustable, it is through when the stationary hump location, elastic component extrusion locating part, locating part extrusion stationary hump, the locating part buckle is in the draw-in groove of latch, thereby fix a position stationary hump, prevent stationary hump at first recess internal rotation, when stationary hump rotates, the cell wall extrusion locating part of latch draw-in groove, locating part extrusion elastic component, thereby it is spacing to the latch to make the locating part get into in the adjacent draw-in groove from the draw-in groove of latch, solve the TV lens in a poor light among the prior art, the deviation appears in the angle of lens in a poor light installation in the TV, lead to showing the problem of image skew.
In order to solve the technical problem, the utility model adopts the technical scheme that: an adjustable TV backlight lens comprises a light source component, a lens and a fixing plate;
the light source component is used for emitting light;
the lens comprises a refraction surface and a reflection surface, the refraction surface is used for refracting light rays on the screen or the reflection surface, the reflection surface is used for reflecting the light rays on the screen or the reflection surface, and the light source component is positioned in the lens;
the fixed plate is fixedly connected to the lens and is close to one end of the light source component, and adjustable fixing pieces are arranged at the corners of four sides of the fixed plate;
the light source assembly irradiates light on the screen through the refraction surface and the reflection surface, and the lens is adjustably fixed on the television through the fixing piece.
In the utility model, the fixing part comprises an elastic part, a limiting part and a fixing bulge, one end of the fixing bulge is provided with a latch, and the latch is fixedly connected with the fixing bulge;
first grooves are respectively arranged at the corners of the four sides of the fixing plate, the first grooves are positioned in the side plates at the two adjacent sides of the fixing plate, second grooves are arranged in the first grooves, and the second grooves are positioned in the first grooves;
the elastic component and the limiting component are located in the second groove, the fixing protrusion is located in the first groove, the limiting component is located between the elastic component and the fixing protrusion, the latch of the fixing protrusion is located on one side close to the limiting component, the fixing protrusion penetrates through the bolt, the latch is fixed on the fixing plate, and the fixing protrusion is rotatably connected to the fixing plate.
In the utility model, when the fixing protrusion is positioned, the elastic part extrudes the limiting part, and the limiting part is positioned in the tooth groove of the latch so as to limit the latch;
when the fixing protrusion rotates, the groove wall of the tooth clamping groove extrudes the limiting part, and the limiting part extrudes the elastic part, so that the limiting part enters the adjacent tooth groove from the tooth groove of the tooth clamping.
The utility model discloses in, fixed bellied one end is located in the first recess, fixed bellied other end extends to the first recess outside, be provided with rectangular shape through-hole on the fixed arch, rectangular shape through-hole is followed fixed bellied length direction extends, the fixed arch passes through the screw fixation on the TV set.
In the utility model, the refraction surface comprises a first curved surface, a second curved surface, a third curved surface and a fourth curved surface, and the second curved surface, the third curved surface and the fourth curved surface are in an annular structure;
the second curved surface and the third curved surface are respectively positioned at two sides of the first curved surface, the second curved surface is positioned at one side close to the light source component, and the fourth curved surface is positioned at one side of the third curved surface far away from the first curved surface;
the reflecting surface comprises a fifth curved surface and a sixth curved surface, the fifth curved surface is located in the fourth curved surface, the fifth curved surface is of a V-shaped structure, and the sixth curved surface is located on one side, far away from the first curved surface, of the second curved surface.
The utility model discloses in, lens are still including fixed recess and convex lens, fixed recess is located in the first curved surface, fixed recess to the direction protrusion of second curved surface, convex lens is located in the fixed recess, convex lens rotate through the pivot to be connected in the fixed recess.
The utility model discloses in, the sixth curved surface is provided with the different rings of a plurality of specifications to be used for the light beam evenly to shine on the screen.
The utility model discloses in, the plane of reflection still is provided with the plain paper plane of reflection, the plain paper plane of reflection is located the light source subassembly is kept away from one side of sixth curved surface, the plain paper plane of reflection is used for reflecting the light beam on the screen.
The utility model discloses in, the second curved surface with white paper reflecting surface is provided with the reflectance coating respectively.
The utility model discloses in, lens are close to one side of fixed plate is provided with a plurality of spacing archs, in the fixed plate with the relative position of spacing arch is provided with a plurality of spacing through-holes, spacing protruding buckle is in the spacing through-hole, spacing through-hole is used for fixing lens.
The utility model discloses compare in prior art, its beneficial effect is: the utility model discloses a TV lens in a poor light with adjustable, it is through when the stationary hump location, elastic component extrusion locating part, locating part extrusion fixed hump, the locating part buckle is in the draw-in groove of latch, thereby fix a position the stationary hump, prevent the stationary hump at first recess internal rotation, when the stationary hump rotates, the cell wall extrusion locating part of latch draw-in groove, locating part extrusion elastic component, thereby it is spacing to the latch to make the locating part get into adjacent draw-in groove from the draw-in groove of latch, solve the TV lens in a poor light among the prior art, the deviation appears in the angle of lens in a poor light installation in the TV, lead to showing the problem of image skew.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding drawings of some embodiments of the present invention.
Fig. 1 is a front view of a preferred embodiment of the adjustable television backlight lens of the present invention.
Fig. 2 is a top view of the fixing plate and the fixing member of the adjustable tv backlight lens of the present invention.
Fig. 3 is a front view of the lens of the adjustable tv backlight lens of the present invention.
3 fig. 34 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 a 3- 3 a 3 of 3 fig. 33 3. 3
Wherein: the fixing plate 11, the fixing protrusion 12, the lens 13, the fixing member 21, the light source assembly 31, the convex lens 32, the latch 121, the elongated through hole 122, the limiting member 211, the elastic member 212, the first curved surface 131, the second curved surface 132, the third curved surface 133, the fourth curved surface 134, the fifth curved surface 135, the sixth curved surface 136, and the white paper reflecting surface 137.
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 the skilled in the art without creative work belong to the protection scope of the present invention.
In the backlight lens of the television in the prior art, the backlight lens is arranged in the television, and the angle of the backlight lens is deviated, so that the display image is deviated.
The present invention provides a preferred embodiment of an adjustable tv backlight lens that solves the above technical problems.
Referring to fig. 1 and fig. 2, fig. 1 is a front view of a preferred embodiment of the adjustable tv backlight lens of the present invention, and fig. 2 is a top view of a fixing plate and a fixing member of the adjustable tv backlight lens of the present invention.
In the drawings, elements having similar structures are denoted by the same reference numerals.
The terms "first," "second," and the like in the terms of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, nor should they be construed as limiting in any way.
The utility model provides a pair of TV lens in a poor light with adjustable, including light source subassembly 31, lens 13 and fixed plate 11.
The light source assembly 31 serves to emit light.
The lens 13 includes a refractive surface for refracting light on a screen or a reflective surface for reflecting light on the screen or the refractive surface, and the light source assembly 31 is located inside the lens 13.
The fixing plate 11 is fixedly connected to the lens 13 and is close to one end of the light source assembly 31, and the adjustable fixing members 21 are disposed at four corners of the fixing plate 11.
The light source assembly 31 irradiates light onto the screen through the refraction surface and the reflection surface, and the lens 13 is adjustably fixed on the television through the fixing member 21.
The lens 13 is fixed on the fixing plate 11, the fixing plate 11 is used for supporting and fixing the lens 13, the refraction surface and the reflection surface are used for refracting or reflecting light rays on a screen, the corners of the four sides of the fixing plate 11 are fixed on a television through fixing pieces 21, and the fixing pieces 21 are adjusted in angle so as to be buckled on the television, so that the image display of the television is more complete.
The fixing member 21 includes an elastic member 212, a limiting member 211 and a fixing protrusion 12, one end of the fixing protrusion 12 is provided with a latch 121, and the latch 121 is fixedly connected with the fixing protrusion 12.
The four side corners of the fixing plate 11 are respectively provided with a first groove, the first grooves are positioned in the two side plates adjacent to the fixing plate 11, a second groove is arranged in the first grooves, and the second grooves are positioned in the first grooves.
The elastic element 212 and the limiting element 211 are located in the second groove, the fixing protrusion 12 is located in the first groove, the limiting element 211 is located between the elastic element 212 and the fixing protrusion 12, the latch 121 of the fixing protrusion 12 is located on one side close to the limiting element 211, the fixing protrusion 12 passes through the latch 121 through a bolt and is fixed on the fixing plate 11, and the fixing protrusion 12 is rotatably connected on the fixing plate 11.
The limiting piece 211 and the elastic piece 212 are located in the second groove, the second groove limits the elastic piece 212, the limiting piece 211 is located between the elastic piece 212 and the fixing protrusion 12, the limiting piece 211 is limited in the second groove, the fixing protrusion 12 is fixed in the first groove through a bolt, so that the limiting piece 211 and the elastic piece 212 are limited in the second groove, and the elastic piece 212 prevents the fixing protrusion 12 from rotating by extruding the limiting piece 211.
When the fixing protrusion 12 is positioned, the elastic member 212 presses the limiting member 211, and the limiting member 211 is located in the tooth slot of the latch 121 to limit the latch 121.
When the fixing protrusion 12 rotates, the groove wall of the tooth groove of the latch 121 presses the stopper 211, and the stopper 211 presses the elastic member 212, so that the stopper 211 enters the adjacent tooth groove from the tooth groove of the latch 121.
When the fixing protrusion 12 is positioned, the elastic member 212 presses the limiting member 211, and the limiting member 211 is buckled with the fixing protrusion 12, so that the fixing protrusion 12 is limited, the fixing protrusion 12 is prevented from rotating, when the fixing protrusion 12 is rotated, the limiting member 211 is pressed by the protrusion of the fixing protrusion 12, and the limiting member 211 presses the elastic member 212, thereby facilitating the rotation of the fixing protrusion 12.
One end of the fixing protrusion 12 is located in the first groove, the other end of the fixing protrusion 12 extends to the outside of the first groove, the fixing protrusion 12 is provided with a long strip-shaped through hole 122, the long strip-shaped through hole 122 extends along the length direction of the fixing protrusion 12, and the fixing protrusion 12 is fixed on the television through a screw.
The fixing protrusion 12 is provided with a strip-shaped through hole 122, which facilitates fixing the fixing plate 11 on the tv.
3 referring 3 to 3 fig. 33 3 and 34 3, 3 fig. 33 3 is 3 a 3 front 3 view 3 of 3 the 3 lens 3 of 3 the 3 adjustable 3 tv 3 backlight 3 lens 3 according 3 to 3 the 3 present 3 invention 3, 3 and 3 fig. 34 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 a 3 sectional 3 line 3 a 3- 3 a 3 in 3 fig. 33 3. 3
The refraction surface includes a first curved surface 131, a second curved surface 132, a third curved surface 133 and a fourth curved surface 134, and the third curved surface 133 and the fourth curved surface 134 are annular structures.
The second curved surface 132 and the third curved surface 133 are respectively located at two sides of the first curved surface 131, the second curved surface 132 is close to one side of the light source assembly 31, and the fourth curved surface 134 is located at one side of the third curved surface 133 away from the first curved surface 131.
The reflecting surface comprises a fifth curved surface 135 and a sixth curved surface 136, the fifth curved surface 135 is located in the fourth curved surface 134, the fifth curved surface 135 is in a V-row structure, and the sixth curved surface 136 is located on one side of the second curved surface 132 away from the first curved surface 131.
The fifth curved surface 135 is a V-shaped structure, and the V-shaped structure makes the light spread more widely, so that the light is spread more uniformly.
The lens 13 further includes a fixing groove and a convex lens 32, the fixing groove is located in the first curved surface 131, the fixing groove is convex in the direction of the second curved surface 132, the convex lens 32 is located in the fixing groove, and the convex lens 32 is rotatably connected in the fixing groove through a rotating shaft.
The convex lens 32 enables the light beam emitted by the light source to be projected on the fifth curved surface 135 in parallel, the light rays emitted are refracted more uniformly on the fifth curved surface 135, and meanwhile, the convex lens 32 is rotatably connected in the fixing groove through the rotating shaft, so that the convex lens 32 is located at different angles to emit the light rays.
The sixth curved surface 136 is provided with a plurality of rings with different specifications for uniform irradiation of the light beam on the screen.
The light rays are projected on the circular rings with different specifications, so that the light rays can be refracted on the screen from different angles.
The reflecting surface is further provided with a white paper reflecting surface 137, the white paper reflecting surface 137 is located on one side of the light source assembly 31 away from the sixth curved surface 136, and the white paper reflecting surface 137 is used for reflecting the light beam on the screen.
The white paper reflecting surface 137 is located behind the light source assembly 31, and can reflect all refracted light beams on the screen, so that light rays on the screen are more uniform.
The second curved surface 132 and the white paper reflecting surface 137 are respectively provided with a reflecting film, and the reflecting film is favorable for reflecting light rays, so that the light ray reflected on the screen has a better effect.
One side that lens 13 is close to fixed plate 11 is provided with a plurality of spacing archs, and the position relative with spacing arch is provided with a plurality of spacing through-holes in fixed plate 11, and spacing protruding buckle is in spacing through-hole, and spacing through-hole is used for fixed lens 13, and lens 13 passes through fixed plate 11 to be fixed on the TV set, and lens 13 passes through spacing through-hole to be fixed on lens 13, conveniently dismantles lens 13, convenient maintenance and change.
The working principle is as follows:
the light source assembly 31 is located in the lens 13, the lens 13 refracts or reflects light of the light source assembly 31 on the screen, and the light beam is uniformly refracted on the screen through the refracting surface or the reflecting surface.
The adjustable television backlight lens of the preferred embodiment is positioned by the fixing protrusion, the elastic part extrudes the limiting part, the limiting part extrudes the fixing protrusion, the limiting part is buckled in the clamping groove of the latch, thereby positioning the fixing protrusion, preventing the fixing protrusion from rotating in the first groove, when the fixing protrusion rotates, the groove wall of the latch clamping groove extrudes the limiting part, the limiting part extrudes the elastic part, thereby enabling the limiting part to enter the adjacent clamping groove from the clamping groove of the latch to limit the latch, the television backlight lens in the prior art is solved, the backlight lens is installed in a television, the angle of the backlight lens is deviated, and the problem of image deviation is caused. .
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.
Claims (10)
1. An adjustable TV backlight lens is characterized by comprising a light source component, a lens and a fixed plate;
the light source component is used for emitting light;
the lens comprises a refraction surface and a reflection surface, the refraction surface is used for refracting light rays on the screen or the reflection surface, the reflection surface is used for reflecting the light rays on the screen or the reflection surface, and the light source component is positioned in the lens;
the fixed plate is fixedly connected to the lens and is close to one end of the light source component, and adjustable fixing pieces are arranged at the corners of four sides of the fixed plate;
the light source assembly irradiates light on the screen through the refraction surface and the reflection surface, and the lens is adjustably fixed on the television through the fixing piece.
2. The adjustable TV backlight lens according to claim 1, wherein the fixing member comprises an elastic member, a limiting member and a fixing protrusion, one end of the fixing protrusion is provided with a latch, and the latch is fixedly connected with the fixing protrusion;
first grooves are respectively arranged at the corners of the four sides of the fixing plate, the first grooves are positioned in the side plates at the two adjacent sides of the fixing plate, second grooves are arranged in the first grooves, and the second grooves are positioned in the first grooves;
the elastic component and the limiting component are located in the second groove, the fixing protrusion is located in the first groove, the limiting component is located between the elastic component and the fixing protrusion, the latch of the fixing protrusion is located on one side close to the limiting component, the fixing protrusion penetrates through the bolt, the latch is fixed on the fixing plate, and the fixing protrusion is rotatably connected to the fixing plate.
3. The adjustable TV backlight lens according to claim 2, wherein when the fixing protrusion is positioned, the elastic member presses the position-limiting member, and the position-limiting member is located in the tooth groove of the latch for limiting the latch;
when the fixing protrusion rotates, the groove wall of the tooth clamping groove extrudes the limiting part, and the limiting part extrudes the elastic part, so that the limiting part enters the adjacent tooth groove from the tooth groove of the tooth clamping.
4. The adjustable backlight lens for televisions according to claim 2, wherein one end of the fixing protrusion is located in the first groove, the other end of the fixing protrusion extends to the outside of the first groove, the fixing protrusion is provided with an elongated through hole, the elongated through hole extends along the length direction of the fixing protrusion, and the fixing protrusion is fixed on the television through a screw.
5. The adjustable TV backlight lens as claimed in claim 4, wherein the refraction surface comprises a first curved surface, a second curved surface, a third curved surface and a fourth curved surface, and the second curved surface, the third curved surface and the fourth curved surface are annular structures;
the second curved surface and the third curved surface are respectively positioned at two sides of the first curved surface, the second curved surface is positioned at one side close to the light source component, and the fourth curved surface is positioned at one side of the third curved surface far away from the first curved surface;
the reflecting surface comprises a fifth curved surface and a sixth curved surface, the fifth curved surface is located in the fourth curved surface, the fifth curved surface is of a V-shaped structure, and the sixth curved surface is located on one side, far away from the first curved surface, of the second curved surface.
6. The adjustable TV backlight lens as claimed in claim 5, wherein the lens further comprises a fixing groove and a convex lens, the fixing groove is located in the first curved surface, the fixing groove protrudes towards the second curved surface, the convex lens is located in the fixing groove, and the convex lens is rotatably connected in the fixing groove through a rotating shaft.
7. The adjustable TV backlight lens of claim 5, wherein the sixth curved surface is provided with a plurality of different sized circular rings for uniform illumination of the light beam on the screen.
8. The adjustable TV backlight lens as claimed in claim 5, wherein the reflective surface is further provided with a white paper reflective surface, the white paper reflective surface is located on the side of the light source component far from the sixth curved surface, and the white paper reflective surface is used for reflecting the light beam on the screen.
9. The adjustable television backlight lens of claim 7, wherein the second curved surface and the white paper reflective surface are each provided with a reflective film.
10. The adjustable TV backlight lens according to claim 5, wherein a plurality of limiting protrusions are disposed on one side of the lens close to the fixing plate, a plurality of limiting through holes are disposed in the fixing plate at positions opposite to the limiting protrusions, the limiting protrusions are fastened in the limiting through holes, and the limiting through holes are used for fixing the lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922500711.6U CN210670335U (en) | 2019-12-31 | 2019-12-31 | Adjustable television backlight lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922500711.6U CN210670335U (en) | 2019-12-31 | 2019-12-31 | Adjustable television backlight lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210670335U true CN210670335U (en) | 2020-06-02 |
Family
ID=70820495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922500711.6U Expired - Fee Related CN210670335U (en) | 2019-12-31 | 2019-12-31 | Adjustable television backlight lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210670335U (en) |
-
2019
- 2019-12-31 CN CN201922500711.6U patent/CN210670335U/en not_active Expired - Fee Related
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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: 20200602 Termination date: 20211231 |