CN212361798U - High-reliability LED panel lamp - Google Patents
High-reliability LED panel lamp Download PDFInfo
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- CN212361798U CN212361798U CN202021461456.5U CN202021461456U CN212361798U CN 212361798 U CN212361798 U CN 212361798U CN 202021461456 U CN202021461456 U CN 202021461456U CN 212361798 U CN212361798 U CN 212361798U
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Abstract
The utility model relates to a LED panel light of high reliability is provided with light guide plate, LED light source base plate, framework, heating panel, resilient means, be provided with LED lamp pearl on the LED light source base plate leading flank, the light guide plate is provided with into the light side, the light-emitting direction of LED lamp pearl enters the light side towards the light guide plate, the framework sets up first frame section bar and second frame section bar, LED light source base plate trailing flank is hugged closely to the first side of heating panel, resilient means is provided with an elastic part at least, elastic part set up in between framework and the heating panel, elastic part with heating panel in close contact with compresses tightly the heating panel to LED light source base plate to compress tightly LED light source base plate extremely on the light guide plate enters the light side.
Description
Technical Field
The utility model relates to a LED illumination field especially relates to a LED panel light of high reliability.
Background
The LED panel lamp has the advantages of light and thin structure, uniform light emitting, surface light source illumination, no glare and the like, is widely applied to application scenes such as office illumination, home illumination and the like, and is particularly suitable for replacing the traditional grille lamp. The LED panel lamp generally adopts a light guide plate as a core optical component, and the LED lamp beads are arranged on the side surface of the light guide plate, so that the thickness of the whole lamp can be very thin by adopting a side-in optical design; and no lamp bead directly irradiates light, so that the glare problem is avoided. The main technical problem of LED panel light lies in, and the light guide plate can be along with the environmental humiture changes and take place the inflation, leads to the interval between lamp pearl and the light guide plate income light side to change. If the space is designed to be too small, the lamp beads are extruded to stop the lamp when the light guide plate expands; if the pitch is designed to be too large, problems of insufficient light coupling efficiency, severe fluctuation of luminous flux, unstable optical quality, and the like may occur. How to ensure the stable interval between lamp pearl and the light guide plate income light side has become the technical problem that needs to solve urgently.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is desirable to provide a highly reliable LED panel lamp with a simple structure. In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a LED panel light of high reliability, is provided with light guide plate, LED light source base plate, framework, be provided with LED lamp pearl on the LED light source base plate leading flank, the light guide plate is provided with into the light flank, the light-emitting direction of LED lamp pearl enters the light flank towards the light guide plate, the framework sets up first frame section bar and second frame section bar, still is provided with heating panel, resilient means, LED light source base plate is provided with leading flank and trailing flank, the heating panel is provided with first side and second side, LED light source base plate trailing flank is hugged closely to heating panel first side, resilient means is provided with an elastic component at least, the elastic component set up in between framework and the heating panel, the elastic component with heating panel in close contact with and compress tightly the heating panel to LED light source base plate to compress tightly extremely on the light flank is gone.
More preferably, the first frame section bars are arranged at the left and right sides of the frame body, the second frame section bars are arranged at the front and back sides of the frame body, 2 frame section bars are respectively arranged on the first frame section bars and the second frame section bars, the first frame section bars and the second frame section bars are arranged at intervals and are enclosed into the frame body in a head-to-head connection way,
or 3 first frame profiles and 1 second frame profile are jointed end to form a frame body,
or 1 first frame section bar and 3 second frame section bars are jointed end to form a frame body.
Further preferably, a heat conducting silicone grease or heat conducting glue is arranged between the first side face of the heat dissipation plate and the rear side face of the LED light source substrate.
Further preferably, first frame section bar is provided with perpendicular recess, second frame section bar is provided with the second barricade, resilient means is provided with the portion of bending and elasticity portion, resilient means portion of bending set up in the perpendicular recess, resilient means elasticity portion set up in the second barricade with between the heating panel second side, elasticity portion roof pressure is in on the heating panel second side, first frame section bar still is provided with first barricade, outside limit, perpendicular recess set up in between first barricade and the outside limit, first barricade is towards the light guide plate, perpendicular recess with first barricade parallels.
Preferably, the second frame profile is further provided with a horizontal plate and a retreating groove, the second side face of the heat dissipation plate is provided with horizontal fins, the retreating groove is formed below the horizontal plate, and the horizontal fins of the heat dissipation plate are inserted into the retreating groove.
Preferably, the elastic device is provided with a bending part and an elastic part, the elastic part is provided with a root part and an end part, the root part is clamped and fixed by the first frame section and the second frame section, the elastic part is a sheet-shaped elastic sheet, the end part of the elastic part is tightly attached to the second side surface of the heat dissipation plate, the second frame section is provided with an oblique cutting groove, and the elastic part retreats into the oblique cutting groove when being deformed by jacking.
Further preferably, the elastic device is provided with a plurality of elastic parts, each of which is provided with two end parts, one of which is in contact with the second side surface of the heat dissipation plate, and the other of which is in contact with the frame.
Preferably, the first frame section is provided with a fixing rod, the elastic part of the elastic device is a spring, the elastic device is further provided with a connecting rod, one end of the connecting rod is fixed on the heat dissipation plate, and the other end of the connecting rod presses the spring onto the fixing rod.
Further preferably, the elastic device is provided with a bending portion and an elastic portion, and the elastic portion is arranged between the bending portion and the second side surface of the heat dissipation plate.
Further preferably, the elastic device is provided with a bending portion and an elastic portion, the high-reliability LED panel lamp is further provided with a back plate, the back plate is arranged on the back face of the light guide plate, the bending portion of the elastic device is fixed on the back plate, the elastic portion is in close contact with the heat dissipation plate and compresses the heat dissipation plate towards the LED light source substrate, and therefore the LED light source substrate is compressed to the light incidence side face of the light guide plate.
Compared with the prior art, the utility model discloses following beneficial effect has: the bending part of the elastic device is fixed in the vertical groove of the first frame section bar, and the elastic part is pressed against the second side surface of the heat dissipation plate, so that the LED light source substrate is tightly pressed on the light incident side surface of the light guide plate. When the light guide plate inflation, promote LED light source base plate and the heating panel together to the second keeps off the wall direction and removes, elastic deformation takes place for the elastic component, eliminates the in-process that the inflation resumes original size when the light guide plate, the elastic restoring force of elastic component promotes LED light source base plate and the heating panel follows the income light side of light guide plate together and carries out the displacement, ensures that LED lamp pearl hugs closely the income light side of light guide plate all the time.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
Fig. 1 is the first embodiment of the present invention schematically illustrates a highly reliable LED panel lamp.
Fig. 2 is a schematic view of a high-reliability LED panel lamp according to the first embodiment of the present invention.
Fig. 3 is a schematic view of a high-reliability LED panel lamp according to the first embodiment of the present invention.
Fig. 4 is a schematic view of a high-reliability LED panel lamp according to the first embodiment of the present invention.
Fig. 5 is an enlarged schematic view of a portion a of fig. 4.
Fig. 6 is a schematic view of a first frame profile of a high-reliability LED panel lamp according to a first embodiment of the present invention.
Fig. 7 is a schematic view of a second frame profile of a high-reliability LED panel lamp according to the first embodiment of the present invention.
Fig. 8 is a schematic view of a high-reliability LED panel lamp elastic device according to the first embodiment of the present invention.
Fig. 9 is a schematic diagram of a position where the LED light source substrate of the high-reliability LED panel lamp according to the first embodiment of the present invention is combined with the light guide plate.
Fig. 10 is a schematic view of a part of a high-reliability LED panel lamp according to the second embodiment of the present invention.
Fig. 11 the present invention provides a fifth highly reliable partial schematic view of an LED panel lamp.
Fig. 12 is a schematic view of a high-reliability LED panel lamp according to an embodiment of the present invention.
Fig. 13 the present invention discloses a high-reliability LED panel lamp partially schematic diagram.
Fig. 14 is a schematic view of a part of a highly reliable LED panel lamp according to an eighth embodiment of the present invention.
Fig. 15 the utility model discloses ninth embodiment's local schematic diagram of high reliability's LED panel lamp.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Example one
Referring to fig. 1 to 9, a highly reliable LED panel lamp includes a light guide plate 1, an LED light source substrate 2, and a frame, the frame body is provided with a first frame section bar 3 and a second frame section bar 4, and is also provided with a heat dissipation plate 5 and an elastic device 6, the LED light source substrate 2 is provided with a front side 22 and a back side, the heat dissipation plate 5 is provided with a first side 54 and a second side, the first side surface 54 of the heat dissipation plate 5 is tightly attached to the back side surface of the LED light source substrate 2, the first frame section bar 3 is provided with a vertical groove 31, the second frame profile 4 is provided with a second retaining wall 41, the elastic device 6 is provided with a bending part 61 and an elastic part 62, the bending portion 61 of the elastic device 6 is disposed in the vertical groove 31, the elastic portion 62 of the elastic device 6 is disposed between the second retaining wall 41 and the second side surface of the heat dissipation plate 5, and the elastic portion 62 is pressed against the second side surface of the heat dissipation plate 5.
The frame comprises a frame body, wherein first frame profiles 3 are arranged on the left side and the right side of the frame body, second frame profiles 4 are arranged on the front side and the rear side of the frame body, 2 first frame profiles 3 and 2 second frame profiles 4 are respectively arranged, and the first frame profiles 3 and the second frame profiles 4 are arranged at intervals and are encircled into the frame body in a head-to-head connection mode.
The first frame profile 3 is provided with a first retaining wall 32 and an outer side edge 33, the vertical groove 31 is arranged between the first retaining wall 32 and the outer side edge 33, the first retaining wall 32 faces the light guide plate 1, and the vertical groove 31 is parallel to the first retaining wall 32.
Second frame section bar 4 still is provided with horizontal plate 42, moves back position groove 43, heating panel 5 second side is provided with horizontal fin 51, second barricade 41 sets up in horizontal plate 42 top and perpendicular with horizontal plate 42, move back position groove 43 set up in the below of horizontal plate 42, heating panel 5 horizontal fin 51 inserts in moving back position groove 43.
The second side surface of the heat dissipation plate 5 is further provided with second fins 52 and third fins 53, the widths of the second fins 52 and the third fins 53 are smaller than the width of the horizontal fins 51, the second fins 52 and the third fins 53 are arranged above the horizontal plate 42 of the second frame profile 4, and the elastic part 62 is pressed against the second fins 52 and the third fins 53 of the heat dissipation plate.
The horizontal fin 51, the second fin 52 and the third fin 53 are parallel to each other and perpendicular to the second side surface of the heat dissipation plate 5.
The included angle between the bending part 61 and the elastic part 62 of the elastic device 6 is an acute angle, the width of the bending part 61 of the elastic device 6 is smaller than the width of the vertical groove 31 of the first frame profile 3, and the distance between the second baffle wall 41 and the second side surface of the heat dissipation plate 5 is larger than the width of the elastic part 62 of the elastic device.
The bottom surface of the vertical groove 31 of the first frame profile 3 is at the same height as the upper surface of the horizontal plate 42.
And heat-conducting silicone grease or heat-conducting glue is arranged between the first side surface 54 of the heat dissipation plate 5 and the rear side surface of the LED light source substrate 2.
Example two
Referring to fig. 10, the elastic device 6 is provided with a bending portion 61 and an elastic portion 62, the elastic portion 62 is provided with a root portion and an end portion, the root portion is clamped and fixed by the first frame profile 3 and the second frame profile 4, the elastic portion 62 is a sheet-shaped elastic sheet, the end portion of the elastic portion 62 is attached to the second side surface of the heat dissipation plate 5, the second frame profile 4 is provided with an inclined cutting groove 44, and the elastic portion 62 is retracted into the inclined cutting groove 44 when being deformed by being pressed.
The rest is the same as the first embodiment.
EXAMPLE III
The 3 first frame profiles and the 1 second frame profiles are jointed end to form a frame body. The rest of the embodiments are the same.
Example four
The frame body is formed by joining 1 first frame section bar and 3 second frame section bars in an end-to-end manner. The rest of the embodiments are the same.
EXAMPLE five
Referring to fig. 11, the bending portion 61 of the elastic device 6 is disposed on the second frame profile 4, and the elastic portion 62 is disposed between the bending portion 61 and the second side surface of the heat dissipation plate.
The rest is the same as the first embodiment.
EXAMPLE six
Referring to fig. 12, the second frame profile 4 is provided with a receiving groove 45, the elastic device is disposed in the receiving groove 45, and the elastic portion 62 is disposed between the bending portion 61 and the second side surface of the heat dissipation plate 5.
The rest is the same as the first embodiment.
EXAMPLE seven
Referring to fig. 13, the elastic device is provided with a plurality of elastic parts 62, and each of the elastic parts 62 is provided with two end parts, one of which is in contact with the second side surface of the heat dissipation plate 5, and the other end part is in contact with the frame.
The rest is the same as the first embodiment.
Example eight
Referring to fig. 14, a fixing rod 7 is disposed on the first frame profile 3, the fixing rod 7 is parallel to the second frame profile 4, an elastic portion of the elastic device is a spring 63, the elastic device is further provided with a connecting rod 64, one end of the connecting rod 64 is fixed on the heat dissipation plate 5, and the other end of the connecting rod 64 presses the spring 63 to the fixing rod 7.
The rest is the same as the first embodiment.
Example nine
Referring to fig. 15, the high-reliability LED panel light further includes a back plate 9, the back plate 9 is disposed on the back surface of the light guide plate 1, and the bending portion 61 of the elastic device is fixed on the back plate 9. The elastic part 62 is in close contact with the heat dissipation plate 5 and presses the heat dissipation plate 5 against the LED light source substrate 2, so that the LED light source substrate 2 is pressed against the light incident side of the light guide plate 1.
The rest is the same as the first embodiment.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.
Claims (10)
1. A highly reliable LED panel lamp is provided with a light guide plate, an LED light source substrate, and a frame body, the LED light source substrate is provided with a front side surface and a rear side surface, the front side surface of the LED light source substrate is provided with LED lamp beads, the light guide plate is provided with a light inlet side face, the light outlet direction of the LED lamp beads faces the light inlet side face of the light guide plate, the frame body is provided with a first frame section bar and a second frame section bar, it is characterized in that the heat dissipation plate is also provided with a heat dissipation plate and an elastic device, the heat dissipation plate is provided with a first side surface and a second side surface, the first side surface of the heat dissipation plate is tightly attached to the rear side surface of the LED light source substrate, the elastic device is at least provided with an elastic part, the elastic part is arranged between the frame body and the heat dissipation plate, the elastic part is in close contact with the heat dissipation plate and compresses the heat dissipation plate to the LED light source substrate, and therefore the LED light source substrate is compressed to the light incidence side face of the light guide plate.
2. The LED panel light with high reliability as claimed in claim 1, wherein 2 pieces of first frame section bar and 2 pieces of second frame section bar are arranged, the first frame section bar and the second frame section bar are arranged at intervals and are jointed in the head position to form a frame body,
or the first frame profiles and the second frame profiles are jointed end to form a frame body by 3 first frame profiles, or the first frame profiles and the second frame profiles are jointed end to form a frame body by 1 first frame profiles and 3 second frame profiles.
3. The highly reliable LED panel light as claimed in claim 1, wherein a heat conductive silicone grease or a heat conductive adhesive is disposed between the first side of the heat dissipation plate and the rear side of the LED light source substrate.
4. The LED panel light with high reliability as claimed in claim 1, wherein the first frame section is provided with a vertical groove, the second frame section is provided with a second retaining wall, the elastic device is provided with a bending portion and an elastic portion, the bending portion of the elastic device is disposed in the vertical groove, the elastic portion of the elastic device is disposed between the second retaining wall and the second side surface of the heat dissipation plate, the elastic portion is pressed against the second side surface of the heat dissipation plate, the first frame section is further provided with a first retaining wall and an outer side edge, the vertical groove is disposed between the first retaining wall and the outer side edge, the first retaining wall faces the light guide plate, and the vertical groove is parallel to the first retaining wall.
5. The highly reliable LED panel light as claimed in claim 1, wherein the second frame profile is further provided with a horizontal plate and a receding groove, the second side of the heat sink is provided with a horizontal fin, the receding groove is disposed below the horizontal plate, and the horizontal fin of the heat sink is inserted into the receding groove.
6. The LED panel light with high reliability as claimed in claim 1, wherein the elastic means is provided with a bending portion and an elastic portion, the elastic portion is provided with a root portion and an end portion, the root portion is clamped and fixed by the first frame section and the second frame section, the elastic portion is a sheet-shaped elastic sheet, the end portion of the elastic portion is attached to the second side surface of the heat dissipating plate, the second frame section is provided with an inclined groove, and the elastic portion is retracted into the inclined groove when deformed by being pressed.
7. The highly reliable LED panel lamp as set forth in claim 1, wherein said elastic means is provided with a plurality of elastic portions each provided with two ends, one of which is in contact with said heat sink second side surface and the other of which is in contact with said frame.
8. The LED panel light with high reliability as claimed in claim 1, wherein the first frame section is provided with a fixing rod, the elastic portion of the elastic means is a spring, the elastic means is further provided with a connecting rod, one end of the connecting rod is fixed on the heat dissipating plate, and the other end of the connecting rod presses the spring to the fixing rod.
9. The highly reliable LED panel lamp as claimed in claim 1, wherein said elastic means is provided with a bent portion and an elastic portion, said elastic portion being disposed between said bent portion and said second side surface of said heat dissipating plate.
10. The LED panel lamp with high reliability as claimed in claim 1, wherein the elastic device is provided with a bending portion and an elastic portion, the LED panel lamp with high reliability is further provided with a back plate, the back plate is disposed on the back surface of the light guide plate, the bending portion of the elastic device is fixed on the back plate, the elastic portion is in close contact with the heat dissipation plate and presses the heat dissipation plate against the LED light source substrate, so as to press the LED light source substrate against the light incident side surface of the light guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021461456.5U CN212361798U (en) | 2020-07-22 | 2020-07-22 | High-reliability LED panel lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021461456.5U CN212361798U (en) | 2020-07-22 | 2020-07-22 | High-reliability LED panel lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212361798U true CN212361798U (en) | 2021-01-15 |
Family
ID=74131496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021461456.5U Active CN212361798U (en) | 2020-07-22 | 2020-07-22 | High-reliability LED panel lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212361798U (en) |
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2020
- 2020-07-22 CN CN202021461456.5U patent/CN212361798U/en active Active
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