CN211555351U - LED lamp, LED lamp strip, backlight unit and display device - Google Patents
LED lamp, LED lamp strip, backlight unit and display device Download PDFInfo
- Publication number
- CN211555351U CN211555351U CN201922443511.1U CN201922443511U CN211555351U CN 211555351 U CN211555351 U CN 211555351U CN 201922443511 U CN201922443511 U CN 201922443511U CN 211555351 U CN211555351 U CN 211555351U
- Authority
- CN
- China
- Prior art keywords
- lamp
- led
- led lamp
- protrusion
- luminescence unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004020 luminiscence type Methods 0.000 claims abstract description 22
- 230000004308 accommodation Effects 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
Images
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a LED lamp, LED lamp strip, backlight unit and display device, wherein the LED lamp includes lamp stand and LED luminescence unit, and the lamp stand includes bottom plate and lateral wall, and bottom plate and lateral wall form the accommodation space, and LED luminescence unit is located the accommodation space, and this LED lamp still is provided with the lamp shade, and this lamp shade is equipped with a plurality of archs towards one side of LED luminescence unit, makes the light that LED luminescence unit sent increase through the back exit angle of lamp shade refraction. When the lamp strip formed by the LED lamp is applied to the backlight module and the display device, the LED lamp is prevented from being damaged by collision, and the phenomenon of facula of the backlight module or the display device is weakened or eliminated.
Description
Technical Field
The utility model relates to a show technical field, more specifically relates to LED lamp, LED lamp strip, backlight unit and display device.
Background
Along with the improvement of living standard, electronic equipment, especially display equipment, is more and more popular, and because the LED lamp has the advantages of energy conservation and emission reduction, soft light, long service life, firmness and the like, the LED lamp is widely applied to the electronic equipment to provide a light source for the display.
The LED light emitting unit is directly placed on the supporting body in the existing LED lamp, the LED lamp is applied to a display, the supporting body of the LED lamp is directly contacted with the light guide plate, the contact area is small, and the LED light emitting unit is not protected. At this time, the LED lamp is small in stress area when being assembled with the light guide plate, and the LED lamp is easily damaged by collision. In addition, the light emitting angle of the LED lamp with the existing structure is limited, and is small, so that no light phenomenon occurs between the two LED lamps, and a Hotspot phenomenon (spot phenomenon) often occurs in a display, which causes abnormal display of the display and affects the display quality of the display.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, an object of the present invention is to provide an LED lamp, an LED light bar, a backlight module and a display device, so as to solve the problem that the light spot is easily damaged and appears when the existing LED lamp is applied in the display device.
The utility model discloses a LED lamp, including lamp stand and LED luminescence unit, the lamp stand includes bottom plate and lateral wall, the bottom plate reaches the lateral wall forms the accommodation space, LED luminescence unit is located in the accommodation space still includes the lamp shade, the lampshade lid is located on the lamp stand, wherein, the lamp shade orientation one side of LED luminescence unit is equipped with a plurality of archs, the light that LED luminescence unit sent is through emergent angle increases after the lamp shade refraction.
Further, along being perpendicular to the lamp shade direction, the cross-section of arch is triangle-shaped, trapezoidal, circular.
Further, the lamp shade is divided into a convex area and a flat area, the convex area comprises at least one protrusion, and the flat area and the convex area are arranged at intervals.
Further, still include the viscose layer, the viscose layer sets up the lateral wall reaches between the lamp shade so that the lamp shade reaches lateral wall fixed connection.
Furthermore, the side wall faces one end of the lampshade to be provided with a first bulge, one side of the lampshade, which faces the side wall, is provided with a first groove, and the first bulge is inserted into the first groove to fixedly connect the lampshade and the side wall.
Furthermore, a second protrusion is arranged on one side, facing the side wall, of the lampshade, a second groove is formed in one end, facing the lampshade, of the side wall, and the second protrusion is inserted into the second groove to enable the lampshade and the side wall to be fixedly connected.
Further, a reflecting layer is arranged on one side, facing the LED light-emitting unit, of the side wall and/or the bottom plate.
Further, including printed circuit board and the LED lamp as above, the LED lamp sets up on printed circuit board.
Further, the LED lamp strip comprises the LED lamp strip.
Further, the display panel and the backlight module are included, and the display panel is stacked on the backlight module.
The utility model discloses a LED lamp, it is provided with the lamp shade, and this lamp shade is equipped with a plurality of archs towards one side of LED luminescence unit for the light that LED luminescence unit sent is through the increase of emergent angle behind the lamp shade refraction. When the lamp strip composed of the LED lamps is applied to the backlight module and the display device, the stress area of the LED lamps can be increased by the lampshade, and then the LED lamps are prevented from being damaged by collision.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
fig. 1 is a schematic perspective view of an embodiment of an LED lamp according to the present invention;
fig. 2 shows a schematic cross-sectional view of an embodiment of an LED lamp according to the present invention;
fig. 3 is a schematic diagram illustrating a lamp cover according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a lampshade of another embodiment of the LED lamp of the present invention;
fig. 5 is a schematic view illustrating a light path of an embodiment of an LED lamp refracted through a lampshade;
fig. 6 is a schematic structural diagram of an embodiment of a light bar of the present invention;
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objectives of the present invention, the following detailed description will be given, in conjunction with the accompanying drawings and preferred embodiments, with reference to the following detailed description of the specific embodiments, structures, features and working principles of the LED lamp, LED light bar, backlight module and display device according to the present invention.
Fig. 1 is a schematic perspective view of an embodiment of an LED lamp according to the present invention; fig. 2 shows a schematic cross-sectional view of an embodiment of an LED lamp according to the present invention; fig. 3 is a schematic diagram illustrating a lamp cover according to an embodiment of the present invention; combine fig. 1 to fig. 3, the utility model discloses a LED lamp 100, including lamp stand 2 and LED luminescence unit (not shown), wherein lamp stand 2 includes bottom plate 201 and lateral wall 202, and bottom plate 201 and lateral wall 202 form the accommodation space, and LED luminescence unit (not shown) is located the accommodation space, and wherein, the LED lamp still includes lamp shade 1, and lamp shade 1 lid is located on lamp stand 2, and lamp shade 1 is equipped with a plurality of archs 101 towards one side of LED luminescence unit, and the light that LED luminescence unit sent is through the increase of outgoing angle behind the 1 refraction of lamp shade.
Specifically, as shown in fig. 1 to fig. 3, the lamp holder 2 includes a bottom plate 201 and four side walls 202, where the four side walls 202 and the bottom plate 201 form a rectangular or square accommodating space, in other embodiments, the four side walls 202 may not be four, and the formed accommodating space may also be in other shapes, which is not limited to the actual situation. The LED light emitting unit (not shown) is disposed in the accommodating space, and may be fixedly connected to the bottom plate 201 or the side wall 202, and the power supply circuit (not shown) is disposed in the lamp holder 2 and connected to the LED light emitting unit (not shown) to supply power to the LED light emitting unit (not shown). In addition, as shown in the figure, in other embodiments, the base 2 may further include a buffer portion 3, and the buffer portion 3 is disposed at a corner where the bottom plate 201 and the side wall 202 of the base 2 meet, so as to prevent the LED lamp from being damaged by impact during assembly or use. The buffer portion 3 may be made of a material having elasticity such as rubber. In addition, in this embodiment, the lampshade 1 is transparent and has a rectangular transparent structure, the material of the lampshade 1 may be plastic such as polyethylene, and the specific material is not specifically limited herein, so that the actual situation is the standard. The lampshade 1 covers the lamp holder 2, one side of the lampshade 1 facing the LED light-emitting unit (not shown) is provided with a plurality of protrusions 101, the cross section of each protrusion is triangular, trapezoidal and circular along the direction perpendicular to the lampshade 1, and the shape of the cross section of the lampshade 1 is not specifically limited herein, and can be other shapes according to actual conditions. Fig. 5 is a schematic view illustrating a light path of an embodiment of an LED lamp refracted through a lampshade; as shown in fig. 5, the light K emitted by the LED light-emitting unit (not shown) is transmitted to the protrusion 101 and refracted by the protrusion 101 once to form the light K1, and the light K1 is refracted by the lampshade 1 again to form the light K2, at this time, the exit angle of the light K after being refracted twice is larger than that when the light K enters the lampshade 1, that is, the exit angle of the light K after being refracted by the protrusion on the lampshade and refracted by the lampshade 1 by the LED light-emitting unit (not shown) is increased. When a plurality of LED lamps are connected, the interval between the light emitted by the LED lamps between every two LED lamps is reduced, and the uniformity of the light is better.
Fig. 4 is a schematic diagram of a lampshade of another embodiment of the LED lamp of the present invention; further, as shown in fig. 4, the lamp housing 1 is divided into a convex area 10 and a flat area 20, the convex area 10 includes at least one protrusion 101, and the flat area 20 and the convex area 10 are spaced apart from each other. When the emergent light angle of the light after being refracted by the convex area 10 is much larger than the emergent light angle of the light after being refracted by the flat area 20, the emergent angles of the light can be adjusted by arranging the convex area 10 and the flat area 20 at intervals so that the angle after being refracted by the lampshade 1 can reach the optimal angle.
Further, in the present embodiment, a protrusion (not shown) is disposed at an end of the side wall 202 facing the lamp housing 1, a first recess 1021 is disposed at a side of the lamp housing 1 facing the side wall 202, and the first protrusion (not shown) is inserted into the first recess 1021 to fixedly connect the lamp housing 1 and the side wall 202. In this embodiment, the end of the lampshade 1 contacting the side wall 202 is provided with the engaging portion 102, one side of the engaging portion 102 facing the side wall 202 is provided with a first groove 1021, one end of the side wall 202 facing the engaging portion 102 is provided with a first protrusion (not shown), the first groove 1021 is matched with the first protrusion (not shown), and the first protrusion (not shown) is inserted into the first groove 1021 and then fixedly connected with the engaging portion 102 through friction, so that the lampshade 1 is fixed on the base 2. In other embodiments, a second protrusion (not shown) is disposed on a side of the casing 1 facing the sidewall 202, a second groove (not shown) is disposed on an end of the sidewall 202 facing the casing 1, and the second protrusion (not shown) is inserted into the second groove (not shown) to fixedly connect the casing 1 and the sidewall 202. That is, a second protrusion (not shown) is disposed on a side of the engaging portion 102 facing the sidewall 202, a second groove (not shown) is disposed on an end of the sidewall 202 facing the engaging portion 102, and the second protrusion (not shown) is inserted into the second groove (not shown) and then is fixedly connected to the sidewall 202 by friction, so that the globe 1 is fixed on the base 2. In other embodiments, the lamp housing 1 and the sidewall 202 may not have a groove and/or a protrusion, but the LED lamp 1 further includes an adhesive layer (not shown) disposed between the sidewall 202 and the lamp housing 1 to fixedly connect the lamp housing 1 and the sidewall 202. Specifically, an adhesive layer (not shown) is disposed on a surface of the side wall 202 facing the lamp housing 1 and/or an adhesive layer (not shown) is disposed on a surface of the side wall 202 facing the engaging portion 102, and the side wall 202 and the engaging portion 102 are fixed by the adhesive layer to fix the lamp housing 1 and the base 2.
Further, in other embodiments, a reflective layer (not shown) is disposed on a side of the side wall 202 and/or the bottom plate 201 facing the LED light-emitting unit (not shown), and the reflective layer (not shown) can reflect light emitted from the LED light-emitting unit (not shown) and emit the light from the lamp housing 1 to increase utilization rate of the light emitted from the LED light-emitting unit.
Fig. 6 is a schematic structural diagram of an embodiment of a light bar of the present invention; as shown in fig. 6, the present embodiment further provides an LED light bar 1000, which includes a printed circuit board 200 and the LED lamp 100, wherein the LED lamp 100 is disposed on the printed circuit board 200.
Furthermore, the present invention further provides a backlight module (not shown), which includes the LED light bar.
Further, the present invention further provides a display device (not shown), which includes a display panel (not shown) and the backlight module (not shown), wherein the display panel (not shown) is stacked on the backlight module (not shown).
The utility model discloses a LED lamp, including lamp stand and LED luminescence unit, the lamp stand includes bottom plate and lateral wall, and bottom plate and lateral wall form the accommodation space, and LED luminescence unit is located the accommodation space, and this LED lamp still is provided with the lamp shade, and this lamp shade is equipped with a plurality of archs towards one side of LED luminescence unit, makes the light that makes LED luminescence unit send increase through the back exit angle of lamp shade refraction. When the lamp strip composed of the LED lamps is applied to the backlight module and the display device, the stress area of the LED lamps can be increased by the lampshade, and then the LED lamps are prevented from being damaged by collision.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.
Claims (10)
1. The utility model provides a LED lamp, includes lamp stand and LED luminescence unit, the lamp stand includes bottom plate and lateral wall, the bottom plate reaches the lateral wall forms the accommodation space, LED luminescence unit is located in the accommodation space, its characterized in that still includes the lamp shade, the lamp shade lid is located on the lamp stand, wherein, the lamp shade orientation one side of LED luminescence unit is equipped with a plurality of archs, the light that LED luminescence unit sent is through emergent angle increase behind the lamp shade refraction.
2. The LED lamp of claim 1, wherein the cross-section of the protrusion is triangular, trapezoidal, or circular in a direction perpendicular to the housing.
3. The LED lamp of claim 1, wherein the lamp housing is divided into a raised area and a flat area, the raised area comprises at least one protrusion, and the flat area and the raised area are spaced apart.
4. The LED lamp of claim 1, further comprising an adhesive layer disposed between the sidewall and the cover to fixedly connect the cover to the sidewall.
5. The LED lamp of claim 1, wherein the side wall has a first protrusion at an end facing the cover, the cover has a first recess at a side facing the side wall, and the first protrusion is inserted into the first recess to fixedly connect the cover and the side wall.
6. The LED lamp of claim 1, wherein a second protrusion is disposed on a side of the lampshade facing the sidewall, a second groove is disposed on an end of the sidewall facing the lampshade, and the second protrusion is inserted into the second groove to fixedly connect the lampshade and the sidewall.
7. The LED lamp of claim 1, wherein the side wall and/or the bottom plate is provided with a reflective layer on a side facing the LED light-emitting unit.
8. An LED light bar, comprising a printed circuit board and the LED light of any one of claims 1 to 7, wherein the LED light is disposed on the printed circuit board.
9. A backlight module comprising the LED light bar of claim 8.
10. A display device comprising a display panel and the backlight module according to claim 9, wherein the display panel is stacked on the backlight module.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922443511.1U CN211555351U (en) | 2019-12-30 | 2019-12-30 | LED lamp, LED lamp strip, backlight unit and display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922443511.1U CN211555351U (en) | 2019-12-30 | 2019-12-30 | LED lamp, LED lamp strip, backlight unit and display device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211555351U true CN211555351U (en) | 2020-09-22 |
Family
ID=72511590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922443511.1U Active CN211555351U (en) | 2019-12-30 | 2019-12-30 | LED lamp, LED lamp strip, backlight unit and display device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211555351U (en) |
-
2019
- 2019-12-30 CN CN201922443511.1U patent/CN211555351U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102410452B (en) | Lighting module and lighting apparatus including same | |
KR100798680B1 (en) | The luminous device using light emitting diodes | |
EP2650609A1 (en) | Lighting device | |
TW200811538A (en) | Light guide device and light guide plate using the same | |
US20180239073A1 (en) | Mouse pad having multiple light guide plates | |
JP2010114028A (en) | Guide light device and guide light fixture | |
WO2010016321A1 (en) | Illuminating device and liquid crystal display device provided with the same | |
CN111828886A (en) | Grille lamp | |
CN211555351U (en) | LED lamp, LED lamp strip, backlight unit and display device | |
KR101066755B1 (en) | Edge lighting back light unit | |
CN218582953U (en) | LED light-emitting lamp strip | |
KR101138514B1 (en) | LED Lamp | |
CN202253155U (en) | Backlight module | |
KR102396898B1 (en) | Light guide system for vehicle | |
CN211694511U (en) | Logistics terminal | |
CN210860978U (en) | Backlight lens and backlight module | |
KR102189386B1 (en) | Light emitting diode flat panel luminaires with structure for preventing light leakage | |
KR20150007705A (en) | Led flat panel type illumination module | |
US20140177272A1 (en) | Backlight module | |
JP3129980U (en) | Light source structure of backlight module | |
CN210662714U (en) | Side-lighting LED lens | |
KR20210014344A (en) | LED Module for Lighting Advertising Devices | |
CN209991332U (en) | Grille lamp | |
KR100466267B1 (en) | Fluorescent lamp fixing device for LCD | |
CN212390236U (en) | Annular lamp tube and ceiling lamp |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |