CN215069040U - LED display screen lamp pearl protection device - Google Patents
LED display screen lamp pearl protection device Download PDFInfo
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- CN215069040U CN215069040U CN202121569901.4U CN202121569901U CN215069040U CN 215069040 U CN215069040 U CN 215069040U CN 202121569901 U CN202121569901 U CN 202121569901U CN 215069040 U CN215069040 U CN 215069040U
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- lamp bead
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- led display
- protection device
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Abstract
The utility model discloses a LED display screen lamp bead protection device, the utility model relates to the technical field of lamp bead protection device, which comprises a circuit board, a protection block and a protective cover, wherein the protection block is positioned on the upper surface of the circuit board, and the protective cover is positioned at the upper end of the protection block; the center of the protection block is provided with a vertically through lamp bead through hole, the left side surface of the protection block is provided with a plurality of vertical matching grooves at equal intervals, the right side surface of the protection block is fixedly connected with a plurality of vertical matching blocks at equal intervals, the bottom surface of the protection block is provided with an annular coagulating groove positioned at the periphery of the lamp bead through hole, the inner top surface of the coagulating groove is provided with an annular molten rubber groove, and four corners of the top surface of the protection block are provided with sliding grooves; a lens through hole is formed in the center of the protective cover, a lens is arranged in the lens through hole, and supporting legs are vertically and downwards fixedly connected with four corners of the bottom surface of the protective cover; the beneficial effects of the utility model reside in that: can effectively protect LED lamp pearl, the intercombination installation of being convenient for is convenient for effectively fix with the circuit board.
Description
Technical Field
The utility model belongs to the technical field of the lamp pearl protection device technique and specifically relates to a LED display screen lamp pearl protection device is related to.
Background
The lamp beads are basic components of the LED display screen, and the LED display screen can display different images or characters by emitting light rays with different colors and different brightnesses through the plurality of lamp beads.
However, the existing LED display screen has no enough protection on the lamp bead, when the LED display screen is impacted, the LED lamp bead can be damaged by extrusion, and the display effect of the LED display screen can be affected after the local lamp bead is damaged, so that the LED display screen lamp bead protection device capable of effectively protecting the LED lamp bead is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the problem that above-mentioned exists with not enough, provide a LED display screen lamp pearl protection device, can effectively protect LED lamp pearl, the intercombination installation of being convenient for is convenient for effectively fix with the circuit board.
In order to achieve the purpose, the adopted technical scheme is as follows:
a lamp bead protection device for an LED display screen comprises a circuit board, a protection block and a protection cover;
the protective block is positioned on the upper surface of the circuit board, and the protective cover is positioned at the upper end of the protective block;
the lamp bead protection device is characterized in that a vertically-through lamp bead through hole is formed in the center of the protection block, a plurality of vertical fit grooves are formed in the left side face of the protection block at equal intervals, a plurality of vertical fit blocks are fixedly connected to the right side face of the protection block at equal intervals, an annular solidification groove located on the periphery of the lamp bead through hole is formed in the bottom face of the protection block, an annular glue melting groove is formed in the inner top face of the solidification groove, and sliding grooves are formed in four corners of the top face of the protection block;
a lens through hole is formed in the center of the protective cover, a lens is arranged in the lens through hole, supporting legs are fixedly connected to four corners of the bottom surface of the protective cover vertically and downwards, and supporting plates are fixedly connected to the bottom ends of the four supporting legs;
the lamp bead is arranged in the through hole of the lamp bead, a fluorescent layer is embedded in the inner wall of the lamp bead, a pair of conducting strips is arranged in the lamp bead, and the conducting strips extend out of the bottom surface of the lamp bead.
Preferably, the lamp pearl through-hole inner wall is embedded to have a heat dissipation section of thick bamboo, a heat dissipation section of thick bamboo is the metal material, lamp pearl through-hole inner wall is smooth material.
Preferably, four spring cavities are formed in the bottom end of the sliding groove, and springs are arranged in the spring cavities.
Preferably, four of the supporting legs are respectively inserted into four of the sliding grooves, four of the supporting plates are respectively positioned in four spring cavities, and four of the supporting plates are respectively positioned at the top ends of the four springs.
Preferably, the bottom ends of the two conducting strips are electrically connected with the upper surface of the circuit board.
Preferably, the glue melting groove is embedded with an annular hot melt adhesive block, and the hot melt adhesive block is made of EVA resin which does not conduct electricity in a solidification state.
By adopting the technical scheme, the beneficial effects are as follows:
the LED display screen lamp bead protection device is provided with a plurality of LED display screen lamp bead protection devices, the right side surface of a left side protection block is vertically and fixedly connected with a plurality of conjunction blocks at equal intervals, the left side surface of a right side protection block is vertically provided with a plurality of conjunction grooves at equal intervals, the plurality of conjunction blocks fixedly connected with the left side protection block are respectively inserted into the conjunction grooves arranged on the right side protection block and are in sliding connection with the inner walls of the conjunction grooves, the LED display screen lamp bead protection devices can be mutually combined through the structure to achieve the effect of convenient mutual combination and installation, the LED lamp beads need to be heated when being installed so as to be installed on the upper surface of a circuit board, when the temperature of the circuit board is raised, the glue blocks in the glue melting grooves arranged on the bottom surface of the protection blocks are melted into viscous liquid, the liquid hot melt glue enters the solidification grooves under the action of gravity, when the temperature of the circuit board is lowered, the protection blocks are fixed with the upper surface of the circuit board while the hot melt glue is solidified, the hot melt adhesive is EVA resin, and is non-conductive under the solidification state, consequently can not lead to the fact the influence to the circuit, the fixed effect of protecting block and circuit board can be strengthened to above structure, when the LED display screen receives the front impact, the inside protecting block direction motion of visor, four springs are extruded respectively to four faggings, can absorb the effort that the impact brought through above structure, and apply the elasticity and the effort of kick-backing and offset, play the effect of guard lamp pearl.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.
Fig. 1 is a schematic view of the overall front perspective structure of the present invention;
FIG. 2 is a schematic view of the overall front perspective three-dimensional cross-sectional structure of the present invention;
FIG. 3 is a schematic view of the structure of the present invention before heating;
fig. 4 is a schematic structural view after heating of the present invention.
The labels in the figure are: the LED lamp comprises a circuit board 1, a protection block 2, a matching groove 21, a matching block 22, a lamp bead through hole 23, a protective cover 3, a lens through hole 31, a lens 32, a lamp bead 4, a conducting strip 41, a fluorescent layer 42, a supporting leg 5, a supporting plate 51, a sliding groove 6, a spring cavity 61, a spring 7, a heat dissipation cylinder 8, a hot melt adhesive block 9, a melt adhesive groove 91 and a solidification groove 92.
Detailed Description
Referring to fig. 1 to 4, the present application is a lamp bead protection device for an LED display screen, and the lamp bead protection device includes a circuit board 1, a protection block 2 and a protection cover 3, where the protection block 2 is located on the upper surface of the circuit board 1, and the protection cover 3 is located at the upper end of the protection block 2;
the center of the protection block 2 is provided with a vertically through lamp bead through hole 23, the left side surface of the protection block 2 is provided with a plurality of vertical fit grooves 21 at equal intervals, the right side surface of the protection block 2 is fixedly connected with a plurality of vertical fit blocks 22 at equal intervals, the bottom surface of the protection block 2 is provided with an annular solidification groove 92 positioned at the periphery of the lamp bead through hole 23, the inner top surface of the solidification groove 92 is provided with an annular glue melting groove 91, and four corners of the top surface of the protection block 2 are provided with sliding grooves 6;
a lens through hole 31 is formed in the center of the protective cover 3, a lens 32 is installed in the lens through hole 31, supporting legs 5 are fixedly connected to four corners of the bottom surface of the protective cover 3 vertically and downwards, and supporting plates 51 are fixedly connected to the bottom ends of the four supporting legs 5;
a lamp bead 4 is arranged in the lamp bead through hole 23, a fluorescent layer 42 is embedded in the inner wall of the lamp bead 4, a pair of conducting strips 41 are arranged in the lamp bead 4, and the two conducting strips 41 extend out of the bottom surface of the lamp bead 4;
a heat dissipation cylinder 8 is embedded in the inner wall of the lamp bead through hole 23, the heat dissipation cylinder 8 is made of metal, and the inner wall of the lamp bead through hole 23 is made of smooth material; spring cavities 61 are formed in the bottom ends of the four sliding grooves 6, and springs 7 are arranged in the four spring cavities 61; the four supporting feet 5 are respectively inserted into the four sliding grooves 6, the four supporting plates 51 are respectively positioned in the four spring cavities 61, and the four supporting plates 51 are respectively positioned at the top ends of the four springs 7; the bottom ends of the two conducting sheets 41 are electrically connected with the upper surface of the circuit board 1; an annular hot melt adhesive block 9 is embedded in the melt adhesive groove 91, and the material of the hot melt adhesive block 9 is EVA resin which does not conduct electricity in a solidification state.
The LED display screen lamp bead protection device is provided with a plurality of LED display screen lamp bead protection devices, the left side surface of each protection block 2 is provided with a plurality of vertical fit grooves 21 at equal intervals, the right side surface of each protection block 2 is fixedly connected with a plurality of vertical fit blocks 22 at equal intervals, each fit block 22 is respectively inserted into each fit groove 21 to complete installation, the protection blocks 2 can be combined with each other through the structure, the effect of facilitating mutual combination and installation is achieved, firstly, the installation of the lamp beads 4 is completed, the circuit board 1 is heated by using heating equipment, the heating temperature is about 300 ℃, the lamp beads 4 are placed on the upper surface of the circuit board 1 at equal intervals, two conducting strips 41 on the bottom surface of the lamp beads 4 are contacted with the upper surface of the circuit board 1, the two conducting strips 41 are connected into the circuit board 1 through soldering wires, the heating is kept after the installation of the lamp beads 4 is completed, and the LED display screen lamp bead protection devices are placed and installed, the lamp bead 4 is positioned in the center of the lamp bead through hole 23, the hot melt adhesive block 9 arranged in the melt adhesive groove 91 is melted into a viscous liquid state after being heated, the liquid hot melt adhesive block 9 drops into the solidification groove 92 under the action of gravity, the circuit board 1 is stopped being heated, the hot melt adhesive block 9 is made of EVA resin, and the hot melt adhesive block 9 is not conductive in the solidification state, so that the re-solidified hot melt adhesive block 9 cannot cause adverse effects on the circuit of the circuit board 1, and the fixing effect of the protection block 2 and the circuit board 1 can be enhanced through the structure;
after the installation of the lamp bead 4 and the LED display screen lamp bead protection device is completed, when the LED display screen is subjected to front impact, impact force acts on the protective cover 3, the protective cover 3 moves towards the protective block 2 under the action of the impact force, in the period, the four supporting feet 5 respectively slide in the four sliding grooves 6, the four supporting plates 51 respectively extrude the four springs 7, the four springs 7 generate opposite rebound elasticity when being compressed and contracted, most of the impact force can be absorbed and counteracted by the four springs 7, the effect of protecting the lamp bead 4 is achieved, the lens through hole 31 is formed in the upper surface of the protective cover 3, the lens 32 is installed in the lens through hole 31, after a circuit of the circuit board 1 is switched on, the lamp bead 4 emits light, the light irradiating the inner wall of the lamp bead through hole 23 can be upwards reflected, the light passes through the lens 32, the inner walls of the lens 32 and the lamp bead through hole 23 can achieve the effects of ensuring the smooth light and reducing the light divergence by folding the pipeline, and the heat that 4 lamp pearls produced during shine is absorbed and outwards dispersed by heat-dissipating cylinder 8, plays the effect that promotes 4 radiating effect of lamp pearl.
Claims (6)
1. The utility model provides a LED display screen lamp pearl protection device, includes circuit board (1), protection piece (2) and visor (3), its characterized in that:
the protection block (2) is positioned on the upper surface of the circuit board (1), and the protective cover (3) is positioned at the upper end of the protection block (2);
the protective block (2) is provided with a vertically through lamp bead through hole (23) at the center, a plurality of vertical fitting grooves (21) are formed in the left side face of the protective block (2) at equal intervals, a plurality of vertical fitting blocks (22) are fixedly connected to the right side face of the protective block (2) at equal intervals, an annular solidification groove (92) located on the periphery of the lamp bead through hole (23) is formed in the bottom face of the protective block (2), an annular molten rubber groove (91) is formed in the inner top face of the solidification groove (92), and sliding grooves (6) are formed in four corners of the top face of the protective block (2);
a lens through hole (31) is formed in the center of the protective cover (3), a lens (32) is installed in the lens through hole (31), supporting legs (5) are vertically and downwards fixedly connected to four corners of the bottom surface of the protective cover (3), and supporting plates (51) are fixedly connected to the bottom ends of the four supporting legs (5);
the lamp bead is characterized in that a lamp bead (4) is arranged in the lamp bead through hole (23), a fluorescent layer (42) is embedded in the inner wall of the lamp bead (4), a pair of conducting strips (41) are arranged in the lamp bead (4), and the two conducting strips (41) extend out of the bottom surface of the lamp bead (4).
2. The LED display screen lamp bead protection device of claim 1, characterized in that: the lamp bead through-hole (23) inner wall is embedded with a heat dissipation cylinder (8), the heat dissipation cylinder (8) is made of metal, and the inner wall of the lamp bead through-hole (23) is made of smooth material.
3. The LED display screen lamp bead protection device of claim 1, characterized in that: four spring cavities (61) have all been seted up to spout (6) bottom, four all be equipped with spring (7) in spring cavity (61).
4. The LED display screen lamp bead protection device of claim 3, characterized in that: four arm braces (5) insert four respectively spout (6), four fagging (51) are located four spring chamber (61) respectively, and four fagging (51) are located four respectively spring (7) top.
5. The LED display screen lamp bead protection device of claim 1, characterized in that: the bottom ends of the two conducting strips (41) are electrically connected with the upper surface of the circuit board (1).
6. The LED display screen lamp bead protection device of claim 1, characterized in that: the embedded cyclic annular hot melt adhesive piece (9) that has of melten gel groove (91), the material of hot melt adhesive piece (9) is the EVA resin that does not conduct under the solidification state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121569901.4U CN215069040U (en) | 2021-07-09 | 2021-07-09 | LED display screen lamp pearl protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121569901.4U CN215069040U (en) | 2021-07-09 | 2021-07-09 | LED display screen lamp pearl protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215069040U true CN215069040U (en) | 2021-12-07 |
Family
ID=79225808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121569901.4U Active CN215069040U (en) | 2021-07-09 | 2021-07-09 | LED display screen lamp pearl protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215069040U (en) |
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2021
- 2021-07-09 CN CN202121569901.4U patent/CN215069040U/en active Active
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