CN220068069U

CN220068069U - Energy-saving LED display unit board

Info

Publication number: CN220068069U
Application number: CN202320344364.6U
Authority: CN
Inventors: 黄跃芳; 张健伟; 王子怡; 周金玲; 赵冬朔
Original assignee: Tianjin Hengruitong Electronic Technology Co ltd
Current assignee: Tianjin Hengruitong Electronic Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-11-21
Anticipated expiration: 2033-02-22

Abstract

The utility model relates to an energy-saving LED display unit board in the technical field of LED display boards, which comprises an upper shell and a lower shell, wherein the middle part of the upper shell is fixedly connected with a PCB (printed circuit board), the lower end of the PCB and the lower end of the upper shell form a placing groove, a graphene heat conducting sheet and a heat conducting silicone grease pad are respectively arranged below the placing groove from top to bottom, and the middle part of the lower shell is fixedly connected with a heat radiating sheet. The heat transfer to the fin of PCB board fast, micro fan rotates and drives the flow of fin surface air to realize quick cooling's effect, PCB board temperature decline can make the electric current in the circuit return to normal level, thereby realizes energy-conserving effect, and the device's radiating area covers whole PCB board, can dispel the heat to the whole PCB board.

Description

Energy-saving LED display unit board

Technical Field

The utility model relates to the technical field of LED display panels, in particular to an energy-saving LED display unit panel.

Background

An energy-saving LED display unit board and a display screen with an authorization publication number of CN202022978727.0 comprise a unit board, a panel and a driving power supply, wherein the panel is fixedly arranged at the top of the unit board, a plurality of lamp beads are arranged on the surface of the panel, and the lamp beads and the unit board form the display screen; a clamping groove is fixedly formed in the middle of one side of the unit plate, and a driving power supply is fixedly arranged in the clamping groove; the back middle part of cell board link up and is provided with the recess, and one side middle part movable mounting of recess has the radiator body, and the radiator body includes: the first partition plate, the second partition plate and the radiating fins have various defects in an energy-saving LED display unit board on the market, and the production requirements cannot be met.

When the existing display unit board is used for heat dissipation and energy conservation, the heat dissipation effect is not ideal, no related heat conduction material exists, heat conduction is carried out only by the display unit board, and the heat dissipation is only aimed at local heat dissipation, so that the problem of poor energy conservation effect is solved, and therefore the energy-saving LED display unit board is provided.

Disclosure of Invention

Aiming at the problems, the utility model provides an energy-saving LED display unit board which is used for solving the problems in the background technology and has poor energy-saving effect by relying on the display unit board to conduct heat.

The technical scheme of the utility model is as follows:

the utility model provides an energy-saving LED display unit board, includes casing and lower casing, the middle part fixedly connected with PCB board of going up the casing, PCB board lower extreme constitutes the standing groove with last casing lower extreme, the standing groove is equipped with graphite alkene conducting strip and heat conduction silicone grease pad respectively from last under, the middle part fixedly connected with fin of lower casing.

The working principle of the technical scheme is as follows:

the circuit and the lamp pearl of PCB board can produce more heat when the circular telegram, and the heat transfer of PCB board surface is to graphite alkene conducting strip, and graphite alkene conducting strip is with heat transfer to heat conduction silicone grease pad again, and heat conduction silicone grease pad is with the heat transfer of PCB board to the fin fast, the upper end and the heat conduction silicone grease pad lower surface of fin bond, heat conduction silicone grease pad upper surface and graphite alkene conducting strip lower surface bond, graphite alkene conducting strip upper surface and PCB board lower extreme contact.

The graphene heat conducting fin is used for rapidly transferring heat to the heat conducting silicone grease pad, and the heat conducting silicone grease pad is used for transferring heat to the radiating fin, so that rapid cooling is realized.

In a further technical scheme, a miniature fan is fixedly connected in the mounting groove of the radiating fin, and the miniature fan is a mute fan.

The micro fan rotates to drive the air on the surface of the radiating fin to flow, so that the effect of rapid cooling is achieved, and the mute fan can reduce noise.

In a further technical scheme, a plurality of lamp beads are arranged at the upper end of the PCB, and the lamp beads are LEDs.

The lamp beads can provide illumination, and the brightness of the equipment can be improved through the arrangement of a plurality of lamp beads.

In a further technical scheme, the edges of the upper shell and the lower shell are fixedly connected with fastening bolts, and the fastening bolts are hexagon socket head cap bolts.

The upper shell and the lower shell are fixed through the fastening bolts, so that the internal device can be tightly attached.

The beneficial effects of the utility model are as follows:

1. the graphene heat conducting sheet has high temperature resistance, good heat conductivity and chemical stability, and the heat conducting silicone grease pad has excellent adhesiveness, flexibility, compressibility and good heat conductivity, so that equipment can be quickly cooled, and an energy-saving effect is realized;

2. the heat of the radiating fins can be reduced through the arranged micro fan, so that the effect of rapid cooling is realized, and energy conservation is realized.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of a micro fan according to the present utility model;

fig. 3 is a schematic structural view of the graphene heat-conducting sheet and the heat-conducting silicone grease pad of the present utility model;

fig. 4 is a schematic view of the structure of the placement tank of the present utility model.

Reference numerals illustrate:

1. an upper housing; 2. a lower housing; 3. a PCB board; 4. a lamp bead; 5. a bolt; 6. a heat sink; 7. a micro fan; 8. a graphene heat conductive sheet; 9. a thermally conductive silicone pad; 10. and (5) placing a groove.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Example 1:

as shown in fig. 1-4, the utility model provides an energy-saving type LED display unit board, which comprises an upper shell 1 and a lower shell 2, wherein a PCB board 3 is fixedly connected to the middle part of the upper shell 1, a placement groove 10 is formed by the lower end of the PCB board 3 and the lower end of the upper shell 1, a graphene heat conducting sheet 8 and a heat conducting silicone grease pad 9 are respectively arranged below the placement groove 10 from top to bottom, and a heat radiating sheet 6 is fixedly connected to the middle part of the lower shell 2.

Specifically, the upper end of fin 6 is adhered with heat conduction silicone grease pad 9 lower surface, and heat conduction silicone grease pad 9 upper surface is adhered with graphite alkene conducting strip 8 lower surface, and graphite alkene conducting strip 8 upper surface and PCB board 3 lower extreme contact are fixedly connected with miniature fan 7 in the mounting groove of fin 6, and miniature fan 7 is the silence fan, and the upper end of PCB board 3 is equipped with many lamp pearls 4, and lamp pearl 4 is the LED, and upper housing 1 and lower housing 2 edge fixedly connected with fastening bolt 5, and fastening bolt 5 is hexagon socket head cap screw, the power source interface on upper housing 1 surface.

The working principle and the beneficial effects of the embodiment are as follows.

The power supply is carried out on the PCB 3 through the power interface, the lamp beads 4 are electrified and lightened by the circuit arranged on the PCB 3, higher heat is generated when the circuit arranged on the PCB 3 and the lamp beads 4 are electrified, current is increased, at the moment, the micro fan 7 rotates, the heat on the surface of the PCB 3 is transferred to the graphene heat conducting fin 8, the graphene heat conducting fin 8 has high temperature resistance, good heat conductivity and chemical stability, the graphene heat conducting fin 8 transfers the heat to the heat conducting silicone grease pad 9, the heat conducting silicone grease pad 9 has excellent adhesiveness, flexibility, compressibility and good heat conductivity, the heat of the PCB 3 is transferred to the radiating fin 6 rapidly, the micro fan 7 rotates to drive the air on the surface of the radiating fin 6 to flow, so that the effect of rapid cooling is achieved, the current in the circuit returns to the normal level due to the fact that the temperature of the PCB 3 is reduced, the energy-saving effect is achieved, the radiating area of the device covers the whole PCB 3, the whole PCB 3 can be cooled, the set lower shell 2 can fix the radiating fin 6, and the upper shell 1 and the lower shell 2 are fixed through the fastening bolt 5.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. The utility model provides an energy-saving LED display element board, includes casing and lower casing, its characterized in that: the middle part fixedly connected with PCB board of going up the casing, PCB board lower extreme constitutes the standing groove with last casing lower extreme, the standing groove is equipped with graphite alkene conducting strip and heat conduction silicone grease pad from top to bottom respectively, the middle part fixedly connected with fin of lower casing, the upper end of fin bonds with heat conduction silicone grease pad lower surface, heat conduction silicone grease pad upper surface bonds with graphite alkene conducting strip lower surface, graphite alkene conducting strip upper surface and PCB board lower extreme contact.

2. An energy efficient LED display unit board according to claim 1, wherein: the mounting groove of the radiating fin is fixedly connected with a miniature fan, and the miniature fan is a mute fan.

3. An energy efficient LED display unit board according to claim 1, wherein: the upper end of the PCB board is provided with a plurality of lamp beads, and the lamp beads are LEDs.

4. An energy efficient LED display unit board according to claim 1, wherein: the edge of the upper shell and the edge of the lower shell are fixedly connected with fastening bolts, and the fastening bolts are hexagon socket head cap bolts.