CN212204065U

CN212204065U - LED lamp pearl that heat dispersion is good

Info

Publication number: CN212204065U
Application number: CN202020397904.3U
Authority: CN
Inventors: 崔旭明
Original assignee: Individual
Current assignee: Guizhou Zhonghaixin Electronic Technology Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-12-22
Anticipated expiration: 2030-03-25

Abstract

The utility model relates to the technical field of LED lighting, in particular to an LED lamp bead with good heat radiation performance, which comprises a support frame, the inner bottom wall of the supporting frame is provided with heat conducting columns which are arranged at equal intervals, the top ends of the heat conducting columns are provided with mounting seats, a lamp bead is arranged inside the mounting seat, a light-emitting chip is arranged inside the lamp bead, a reflecting plate is arranged inside the lamp bead and at the bottom of the light-emitting chip, pins are arranged on both sides of the bottom end of the light-emitting chip, the bottom ends of the pins penetrate through the mounting seat and the supporting frame and are connected with the conductive plate, the bottom end of the supporting frame is provided with an insulating sleeve wrapped outside the conductive plate, the bottom end of the insulating sleeve is provided with an aluminum substrate, the heat sink pipes are installed on two sides of the bottom end of the support frame, the temperature inside the heat sink pipes is kept to reach a stable state, normal work of the heat sink pipes can be achieved, and therefore the service life of the LED lamp beads can be prolonged.

Description

LED lamp pearl that heat dispersion is good

Technical Field

The utility model relates to a LED lighting technology field especially relates to a LED lamp pearl that heat dispersion is good.

Background

The LED lamp bead makes the light-emitting diode for short, the LED mainly emits light by the transfer of electrons in a PN junction, the end voltage of the PN junction forms a certain potential barrier, when a forward bias voltage is applied, the potential barrier is lowered, and most current carriers in a P region and an N region diffuse to each other. Since electron mobility is much greater than hole mobility, a large number of electrons will diffuse into the P region, constituting an injection of minority carriers into the P region. The electrons are compounded with the holes on the valence band, and the energy obtained during compounding is released in the form of light energy, which is the principle of PN junction luminescence, and the LED fluorescent lamp is characterized by low power consumption, high brightness, bright color, vibration resistance, long service life, cold light source and the like, and is real 'green illumination'.

The heat dissipation problem of the LED lamp bead is always an important problem to be solved, the service life of the LED can be greatly prolonged aiming at the heat dissipation problem of the LED, but the heat dissipation performance of the existing LED lamp bead is poor, so that the service life of the LED lamp bead is greatly reduced, and the LED lamp bead with good heat dissipation performance is provided aiming at the above situation to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the LED lamp pearl that a heat dispersion is good that proposes, thereby make its heat dispersion that improves LED lamp pearl prolong its life.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an LED lamp bead with good heat dissipation performance is designed, which comprises a supporting frame, wherein heat conducting columns are arranged on the inner bottom wall of the supporting frame at equal intervals, the top end of the heat conducting column is provided with a mounting seat, the inside of the mounting seat is provided with a lamp bead, the inside of the lamp bead is provided with a light-emitting chip, a reflecting plate is arranged inside the lamp bead and at the bottom of the light-emitting chip, pins are arranged on both sides of the bottom end of the light-emitting chip, the bottom ends of the pins penetrate through the mounting seat and the support frame and are connected with a conductive plate, the bottom end of the support frame is provided with an insulating sleeve wrapped on the outer side of the conductive plate, an aluminum substrate is arranged at the bottom end of the insulating sleeve, heat sink pipes are arranged on two sides of the bottom end of the supporting frame, the bottom end of the heat sink pipe penetrates through the insulating sleeve and the aluminum substrate downwards and is connected with a heat dissipation plate, and heat dissipation holes are formed in the heat dissipation plate and are arranged at equal intervals.

Preferably, the inside of support frame is filled with the heat conduction glue of parcel heat conduction post, the radiating groove that top-down equidistance was arranged is all seted up to the both sides of support frame.

Preferably, the top of two inner walls all installs the dog about the mount pad, the stopper is all installed to the both sides of lamp pearl, the stopper is located the below of dog and contacts each other.

Preferably, the heat conduction columns are arranged in a circle at the bottom end of the mounting seat.

Preferably, the heat dissipation plate and the heat dissipation holes are of an integrated structure, the heat dissipation plate is square, and the distance between every two adjacent heat dissipation holes is the same.

The utility model provides a pair of LED lamp pearl that heat dispersion is good, beneficial effect lies in: when the LED lamp bead is in a working state, the light-emitting chip inside the lamp bead generates light after being powered on, the light reflecting plate reflects the light to the outside, so that the brightness of the LED lamp bead can be improved, the light-emitting chip can generate heat when continuously working, so that the heat is transmitted to the whole lamp bead, the lamp bead transmits the heat to the mounting seat, the temperature inside the lamp bead can be reduced, then the mounting seat transmits the heat to the support frame through the heat conducting columns and the heat conducting glue, the support frame can greatly share the heat inside the lamp bead, the heat inside the support frame is rapidly transmitted through the heat sinking pipe, the heat sinking pipe rapidly transmits the heat to the heat dissipation plate, the heat dissipation plate is provided with a plurality of uniformly heat dissipation holes, so that the heat can be rapidly dissipated outwards, wherein a part of the heat on the support frame can be dissipated through the heat dissipation grooves formed in the two sides of the support frame, so that, keep its inside temperature to reach a stable state, can make its normal work to can prolong the life of LED lamp pearl.

Drawings

Fig. 1 is a schematic structural view of an LED lamp bead with good heat dissipation performance provided by the present invention;

fig. 2 is a schematic structural view of a LED lamp bead with good heat dissipation performance in a top view;

fig. 3 is the utility model provides a position structure schematic diagram of LED lamp pearl that heat dispersion is good and mount pad.

In the figure: the LED lamp comprises a support frame 1, heat conducting glue 2, a mounting seat 3, a light emitting chip 4, a lamp bead 5, a reflecting plate 6, a heat dissipation groove 7, a heat conducting column 8, a conducting plate 9, heat dissipation holes 10, a heat dissipation plate 11, pins 12, an insulating sleeve 13, an aluminum substrate 14, a heat sink pipe 15, a stop block 16 and a limiting block 17.

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. Referring to fig. 1-3, a LED lamp pearl that heat dispersion is good, including support frame 1, the heat conduction post 8 that the equidistance was arranged is installed to the inner diapire of support frame 1, heat conduction post 8 is arranged into circularly in the bottom of mount pad 3, the inside packing of support frame 1 has the heat conduction glue 2 of parcel heat conduction post 8, the radiating groove 7 that top-down equidistance was arranged is all seted up to the both sides of support frame 1, mount pad 3 is installed on the top of heat conduction post 8, the internally mounted of mount pad 3 has lamp pearl 5, heat conduction post 8 can be with the heat of 5 inside productions of lamp pearl fast to the transmission on support frame 1, thereby make support frame 1 can be with the heat through heat conduction glue 2 and radiating groove 7 partial heat of effluvium, ensured.

Dog 16 is all installed at the top of two inner walls about mount pad 3, stopper 17 is all installed to the both sides of lamp pearl 5, stopper 17 is located the below of dog 16 and the contact with each other, dog 16 and stopper 17's cooperation can prevent that lamp pearl 5 from breaking away from mount pad 3, the internally mounted of lamp pearl 5 has luminescence chip 4, reflector panel 6 is installed to the inside of lamp pearl 5 and the bottom that is located luminescence chip 4, the luminance of luminescence chip 4 light-emitting can be strengthened to reflector panel 6, stitch 12 is all installed to the both sides of luminescence chip 4 bottom, mount pad 3 and support frame 1 are passed and are connected with current conducting plate 9 in the bottom of stitch 12, the insulating cover 13 of parcel in the current conducting plate 9 outside is installed to the bottom of support frame 1, insulating cover 13 can prevent that current conducting plate 9 from contacting support frame 1, thereby avoid.

Aluminium base board 14 is installed to the bottom of insulating cover 13, heat sink pipe 15 is all installed to the both sides of 1 bottom of support frame, heat sink pipe 15's bottom passes insulating cover 13 and aluminium base board 14 respectively downwards and is connected with heating panel 11, the louvre 10 that the equidistance was arranged is seted up to the inside of heating panel 11, heating panel 11 and louvre 10 structure as an organic whole, heating panel 11's shape is the square, distance between every two adjacent louvres 10 is the same, can transmit the heat on the support frame 1 to heating panel 11 fast through heat sink pipe 15, and can outwards dispel the heat through a plurality of louvres 10 fast, thereby the heat ground efficiency of giving off has been improved effectively.

The working principle is as follows: when the LED lamp bead is in a working state, the light-emitting chip 4 inside the lamp bead 5 generates light after being powered on, the light-reflecting plate 6 reflects the light to the outside, so that the brightness of the LED lamp bead can be improved, when the light-emitting chip 4 continuously works, the light-emitting chip can generate heat by itself, so that the heat is transferred to the whole lamp bead 5, the lamp bead 5 transfers the heat to the mounting seat 3, the temperature inside the lamp bead 5 can be reduced, then the mounting seat 3 transfers the heat to the support frame 1 through the heat-conducting columns 8 and the heat-conducting glue 2, the support frame 1 can greatly share the heat inside the lamp bead 5, the heat inside the support frame 1 is quickly transferred through the heat sink tube 15, the heat sink tube 15 quickly transfers the heat to the heat-radiating plate 11, the heat-radiating plate 11 is provided with a plurality of uniformly radiating holes 10 which can quickly radiate the heat to the outside, wherein a part of the heat on the support frame 1, thereby can distribute away the heat that produces in the lamp pearl 5, keep its inside temperature to reach a stable state, can make its normal work to can prolong LED lamp pearl's life.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The LED lamp bead with good heat dissipation performance comprises a support frame (1) and is characterized in that heat conducting columns (8) are arranged on the inner bottom wall of the support frame (1) at equal intervals, a mounting base (3) is mounted at the top end of each heat conducting column (8), lamp beads (5) are mounted inside the mounting base (3), light emitting chips (4) are mounted inside the lamp beads (5), a light reflecting plate (6) is mounted inside the lamp beads (5) and located at the bottom of each light emitting chip (4), pins (12) are mounted on two sides of the bottom end of each light emitting chip (4), the bottom ends of the pins (12) penetrate through the mounting base (3) and the support frame (1) and are connected with a current conducting plate (9), an insulating sleeve (13) wrapped on the outer side of the current conducting plate (9) is mounted at the bottom end of the support frame (1), an aluminum substrate (14) is mounted at, the heat sink pipe is characterized in that heat sink pipes (15) are mounted on two sides of the bottom end of the support frame (1), the bottom ends of the heat sink pipes (15) penetrate through the insulating sleeve (13) and the aluminum substrate (14) downwards respectively and are connected with the heat dissipation plate (11), and heat dissipation holes (10) are formed in the heat dissipation plate (11) and are arranged equidistantly.

2. The LED lamp bead with good heat dissipation performance according to claim 1, wherein the support frame (1) is filled with heat-conducting glue (2) wrapping the heat-conducting columns (8), and heat dissipation grooves (7) are formed in two sides of the support frame (1) and are arranged equidistantly from top to bottom.

3. The LED lamp bead with good heat dissipation performance according to claim 1, wherein stop blocks (16) are mounted at the tops of the left inner wall and the right inner wall of the mounting seat (3), stop blocks (17) are mounted on two sides of the lamp bead (5), and the stop blocks (17) are located below the stop blocks (16) and are in contact with each other.

4. The LED lamp bead with good heat dissipation performance according to claim 1, wherein the heat-conducting columns (8) are arranged in a circle at the bottom end of the mounting base (3).

5. The LED lamp bead with good heat dissipation performance according to claim 1, wherein the heat dissipation plate (11) and the heat dissipation holes (10) are of an integrated structure, the heat dissipation plate (11) is square, and the distance between every two adjacent heat dissipation holes (10) is the same.