CN209744076U

CN209744076U - Novel LED lamp bead heat radiation structure

Info

Publication number: CN209744076U
Application number: CN201920532527.7U
Authority: CN
Inventors: 刘志锋
Original assignee: Shenzhen Hualai Photoelectric Technology Co Ltd
Current assignee: Shenzhen Hualai Photoelectric Technology Co Ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2019-12-06
Anticipated expiration: 2029-04-19

Abstract

the utility model discloses a novel LED lamp bead heat radiation structure in the technical field of LED heat radiation, which comprises an LED lamp bead, a copper transparent cover and a heat conducting plate, wherein the LED lamp bead is inserted in the inner cavity of the copper transparent cover from bottom to top, the heat conducting plate is symmetrically provided with a pair of through holes matched with power supply pins of the LED lamp bead about the axis, the heat conducting plate is fixed at the port of the copper transparent cover through a limiting bolt, the projecting part of a luminous body of the LED lamp bead is clamped between the copper transparent cover and the heat conducting plate, heat conduction is carried out by utilizing a heat conducting silica gel sleeve and the heat conducting pipe, the heat radiation area of the pins is increased, meanwhile, the heat conducting silica gel sleeve and the heat conducting silica gel sleeve are sheared from the annular heat radiation port by utilizing pincer pliers or scissors for electricians, the welding of the pins is not influenced, the copper transparent cover and the heat conducting plate, the heat dissipation efficiency is improved, and the heat dissipation device has a wide market application prospect.

Description

Novel LED lamp bead heat radiation structure

Technical Field

The utility model relates to a LED heat dissipation technical field specifically is a novel LED lamp pearl heat radiation structure.

Background

With the use of LED technology, the heat dissipation problem of LEDs is more and more emphasized by LED lamp manufacturers, and because the LED lamp has a high requirement for heat dissipation, the heat dissipation amount accounts for more than 60% of the total power consumption of LEDs. Ordinary LED lamp pearl is the conduction heat dissipation that produced heat can not be fine when luminous, the temperature of lamp pearl risees always, this will make LED lamp pearl work under higher temperature always, the life of LED lamp pearl has been influenced greatly, present LED lamps and lanterns are generally integrated LED on traditional single face circuit board, because traditional circuit board thermal resistance is big, and heat transfer, heat radiating area is little, can only lean on LED pin heat dissipation, consequently, its radiating efficiency is very low, thereby the application range of LED lamps and lanterns has been restricted, the radiating effect is poor, influence LED's life-span, the urgent need to design a LED lamp pearl that heat dispersion is good, therefore, the utility model designs a novel LED lamp pearl heat radiation structure, in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel LED lamp pearl heat radiation structure to what put forward needs to design the problem of the good LED lamp pearl of heat dispersion in solving above-mentioned background art promptly.

In order to achieve the above object, the utility model provides a following technical scheme: a novel LED lamp bead heat dissipation structure comprises LED lamp beads, a copper transparent cover and a heat conduction plate, wherein the LED lamp beads are inserted into an inner cavity of the copper transparent cover from bottom to top, a pair of through holes matched with power pins of the LED lamp beads are symmetrically arranged on the heat conduction plate relative to the axis center, the heat conduction plate is fixed at a port of the copper transparent cover through a limiting bolt, the projecting part of a luminous body of the LED lamp beads is clamped between the copper transparent cover and the heat conduction plate, a heat dissipation sleeve is coaxially welded on the lower end face of each through hole, and the power pins of the LED lamp beads extend to the lower end of the heat dissipation sleeve in a penetrating;

The heat dissipation sleeve comprises a heat conduction pipe and a heat conduction silica gel sleeve, the heat conduction silica gel sleeve is coaxially and fixedly inserted into an inner cavity of the heat conduction pipe, annular heat dissipation ports are uniformly arranged on the outer wall of the heat conduction pipe from top to bottom at intervals, and the annular heat dissipation ports are formed by three groups of oval through grooves which are uniformly distributed at circular intervals.

furthermore, a pre-fracture is horizontally arranged in the center between any two adjacent groups of the oval through grooves.

Furthermore, the outer wall of the copper transparent cover is uniformly and vertically provided with radiating fins at intervals.

Further, the outer surface of the heat dissipation fin is coated with a heat conduction insulating coating.

Furthermore, the heat conducting plate and the heat conducting pipe are both made of copper.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses utilize heat conduction silica gel cover and heat pipe to carry out heat conduction, increase the heat radiating area of pin, utilize vice or electrician to cut heat pipe and heat conduction silica gel cover from annular heat dissipation department simultaneously with the scissors, do not influence the pin welding, copper is passed through lid and heat-conducting plate and is played the fixed connection effect, does not influence the heat dissipation simultaneously, the device simple structure, under the condition that does not influence LED lamp pearl normal use, increased its heat radiating area, and the heat dissipation efficiency is improved, and extensive market application prospect has.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

Fig. 2 is a schematic view of the structure of the heat dissipation sleeve in fig. 2.

In the drawings, the components represented by the respective reference numerals are listed below:

1-LED lamp beads, 2-copper transparent covers, 3-heat conducting plates, 4-limiting bolts, 5-through holes, 6-heat dissipation sleeves, 60-heat conducting pipes, 61-heat conducting silica gel sleeves, 62-annular heat dissipation ports, 63-pre-fracture cracks and 20-heat dissipation fins.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a novel LED lamp bead heat dissipation structure comprises an LED lamp bead 1, a copper transparent cover 2 and a heat conduction plate 3, wherein the LED lamp bead 1 is inserted into an inner cavity of the copper transparent cover 2 from bottom to top, a pair of through holes 5 matched with power pins of the LED lamp bead 1 are symmetrically arranged on the heat conduction plate 3 relative to the axis center, the heat conduction plate 3 is fixed at the port of the copper transparent cover 2 through a limiting bolt 4, the projecting part of a luminous body of the LED lamp bead 1 is clamped between the copper transparent cover 2 and the heat conduction plate 3, a heat dissipation sleeve 6 is coaxially welded on the lower end face of each through hole 5, and the power pins of the LED lamp bead 1 penetrate and extend to the lower end of the;

The heat dissipation sleeve 6 comprises a heat conduction pipe 60 and a heat conduction silica gel sleeve 61, the heat conduction silica gel sleeve 61 is coaxially fixed and inserted in an inner cavity of the heat conduction pipe 60, annular heat dissipation ports 62 are uniformly arranged on the outer wall of the heat conduction pipe 60 from top to bottom at intervals, and the annular heat dissipation ports 62 are formed by three groups of oval through grooves which are uniformly distributed at intervals.

The center between any two adjacent groups of the oval through grooves is horizontally provided with a pre-breaking crack 63, so that the cutting is conveniently carried out through the pre-breaking crack, and the labor is saved.

The outer wall interval of copper cover 2 is even vertical an organic whole and is equipped with radiating fin 20, increase heat radiating area, improves the radiating efficiency.

The outer surface of the heat dissipation fin 20 is coated with a heat conductive insulating coating, so that accidental electric shock is avoided, and heat dissipation is not affected.

The heat conducting plate 3 and the heat conducting pipe 60 are made of copper, so that the heat conducting plate has high heat conductivity and is convenient to dissipate heat.

One specific application of this embodiment is: increase heat dissipation cover 6 through the power pin to current LED lamp pearl 1, utilize heat conduction silica gel cover 61 and heat pipe 60 to carry out the heat conduction, increase the heat radiating area of pin, utilize simultaneously vice or electrician to cut heat pipe 60 and heat conduction silica gel cover 61 from annular thermovent 62 with the scissors, do not influence the pin welding, copper covers 2 and heat-conducting plate 3 thoroughly and plays the fixed connection effect, does not influence the heat dissipation simultaneously.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a novel LED lamp pearl heat radiation structure, includes LED lamp pearl (1), copper cover (2) and heat-conducting plate (3), its characterized in that thoroughly: the LED lamp beads (1) are inserted into an inner cavity of the copper transparent cover (2) from bottom to top, a pair of through holes (5) matched with power pins of the LED lamp beads (1) are symmetrically arranged on the heat conducting plate (3) relative to the axis center, the heat conducting plate (3) is fixed at a port of the copper transparent cover (2) through a limiting bolt (4), the projecting part of a luminous body of the LED lamp beads (1) is clamped between the copper transparent cover (2) and the heat conducting plate (3), a heat dissipation sleeve (6) is coaxially welded on the lower end face of each through hole (5), and the power pins of the LED lamp beads (1) penetrate and extend to the lower end of the heat dissipation sleeve (6);

The heat dissipation sleeve (6) comprises a heat conduction pipe (60) and a heat conduction silica gel sleeve (61), the heat conduction silica gel sleeve (61) is coaxially fixed and inserted into an inner cavity of the heat conduction pipe (60), the outer wall of the heat conduction pipe (60) is provided with annular heat dissipation openings (62) at uniform intervals from top to bottom, and the annular heat dissipation openings (62) are formed by three groups of oval through grooves which are uniformly distributed at circular intervals.

2. the novel LED lamp bead heat dissipation structure of claim 1, characterized in that: a pre-breaking crack (63) is horizontally arranged in the center between any two adjacent groups of the oval through grooves.

3. The novel LED lamp bead heat dissipation structure of claim 1, characterized in that: the outer wall of the copper transparent cover (2) is uniformly and vertically provided with radiating fins (20) at intervals.

4. the novel LED lamp bead heat dissipation structure of claim 3, characterized in that: the outer surfaces of the heat dissipation fins (20) are coated with a heat-conducting insulating coating.

5. The novel LED lamp bead heat dissipation structure of claim 1, characterized in that: the heat conducting plate (3) and the heat conducting pipe (60) are both made of copper.