CN213840823U

CN213840823U - Lamp radiator and lamp

Info

Publication number: CN213840823U
Application number: CN202022940268.7U
Authority: CN
Inventors: 翟明; 彭渤
Original assignee: Jiangmen Lt Lighting Co ltd
Current assignee: Jiangmen Lt Lighting Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-07-30
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a lamp radiator, include: a substrate having a first surface and a second surface for connection with a light emitting device, the first surface being provided with a plurality of fixing grooves; the radiating fins comprise a top sheet, a connecting sheet and a plurality of radiating fins, wherein two ends of the top sheet are respectively connected with the connecting sheet, the other end of the connecting sheet connected with the top sheet is connected with the bottom sheet, the bottom sheet is fixed in the fixing groove and is fixedly connected with the base plate; the fixing grooves and the radiating fins are evenly distributed on the first surface. The base plate of the lamp radiator is provided with the fixing groove, the bottom plate of the radiating fin is arranged in the fixing groove and fixedly connected with the base plate, so that the radiating fin is more firmly connected with the base plate, the radiating fin on the edge is kept stable, and the service life of the radiator is long.

Description

Lamp radiator and lamp

Technical Field

The utility model relates to a lamps and lanterns field, in particular to lamps and lanterns radiator and lamps and lanterns.

Background

The lamp can produce a large amount of heats in the use, if the heat dissipation can lead to the ageing of lamp pearl in time, shorten the life of lamps and lanterns, consequently, the use of lamps and lanterns radiator is very necessary. In the related art, the lamp radiator is composed of a radiating fin and a base plate, wherein the bottom of the radiating fin is bent towards one end to form a bent part, the bent part is nailed into the base plate through a rivet, and is connected with an adjacent radiating fin through arranging a connecting sheet above and on the side of the base plate.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a lamp radiator, fin and the connection of base plate are more firm, the joint is inseparable, improve heat dissipation stability and reliability.

The utility model discloses still provide the lamps and lanterns that use this lamps and lanterns radiator.

According to the utility model discloses a lamps and lanterns radiator of first aspect embodiment, include: a substrate having a first surface and a second surface for connection with a light emitting device, the first surface being provided with a plurality of fixing grooves; the radiating fins comprise a top sheet, a connecting sheet and a plurality of radiating fins, wherein two ends of the top sheet are respectively connected with one end of the connecting sheet, the other end of the connecting sheet connected with the top sheet is connected with the bottom sheet, the bottom sheet is fixed in the fixing groove and fixedly connected with the base plate; the fixing grooves and the radiating fins are evenly distributed on the first surface.

According to the utility model discloses lamps and lanterns radiator of first aspect embodiment has following beneficial effect at least: the base plate of the lamp radiator is provided with the fixing groove, the bottom plate of the radiating fin is arranged in the fixing groove and fixedly connected with the base plate, so that the radiating fin is more firmly connected with the base plate, the radiating fin on the edge is kept stable, and the service life of the radiator is long.

According to some embodiments of the present invention, the base plate is rectangular, the fixing groove is parallel to the short edge of the base plate and is equal in length to the short edge, the bottom plate is equal in length to the fixing groove and the projection of the heat dissipation plate is perpendicular to the second surface direction and is totally dropped on the base plate.

According to some embodiments of the present invention, the length of the bottom sheet is equal to a half of the inner bottom surface of the fixing groove, and the adjacent bottom sheets of the heat dissipation sheet are disposed in the same fixing groove.

According to some embodiments of the present invention, the top plate has the same shape and area as the inner bottom surface of the fixing groove, and the bottom plate is half of the top plate.

According to some embodiments of the utility model, the base plate middle part is provided with the through wire hole that is used for passing the electric wire.

According to some embodiments of the present invention, the fixing groove is filled with a filling material, and the second surface of the fixing groove faces the first surface of the fixing groove, and the filling material is provided with a threaded hole for fixing the light emitting device.

According to some embodiments of the invention, the distance between two of the fixed slots is the same as the slot width of the fixed slots.

According to the utility model discloses a lamps and lanterns of second aspect embodiment use like the utility model discloses the lamps and lanterns radiator of first aspect embodiment.

According to the utility model discloses a lamps and lanterns of second aspect embodiment has following beneficial effect at least: the base plate of the lamp radiator is provided with the fixed groove, the radiating fins comprise more than two negative pieces, the negative pieces are arranged in the fixed groove and fixedly connected with the base plate, so that the radiating fins are more firmly connected with the base plate, the radiating fins on the edges are kept stable, and the service life of the radiator is long, so that the lamp has a better radiating effect and a longer service life.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic diagram of a related art lamp radiator according to an embodiment of the present invention;

fig. 2 is a schematic view of a lamp radiator according to an embodiment of the present invention;

fig. 3 is a schematic view of a heat sink fin of a lamp radiator according to an embodiment of the present invention.

Reference numerals:

the heat radiating fin comprises a heat radiating fin 1, a bent part 11, a connecting sheet 12, a base plate 2, a base plate 100, a first surface 110, a second surface 120, a fixing groove 111, a heat radiating fin 200, a top sheet 210, a connecting sheet 220, a bottom sheet 230, a through hole 130 and a filling material 140.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

The embodiment of the present invention, unless there is clear definition in addition, the words such as setting, installation, connection should be understood in a broad sense, and the technical personnel in the field of the art can reasonably determine the specific meaning of the above words in combination with the specific content of the technical solution in the present invention.

Referring to fig. 1, in the related art, a lamp heat sink is composed of a heat sink 1 and a base plate 2, a bent portion 11 is formed by bending the bottom of the heat sink 1 towards one end, the bent portion 11 is nailed into the base plate 2 by a rivet, and a connecting sheet 12 is arranged above and on the side to connect with an adjacent heat sink 1.

The utility model provides a lamp radiator, lamp radiator's base plate is provided with the fixed slot, the film of fin set up in the fixed slot and with base plate fixed connection, make the fin more firm with being connected of base plate, make the fin that is located the edge remain stable, lamp radiator's long service life to the life of extension lamps and lanterns.

The embodiments of the present invention will be further explained with reference to the drawings.

Referring to fig. 2, according to a first aspect embodiment of the present invention, a lamp radiator is provided, including: a substrate 100 having a first surface 110 and a second surface 120 for connection with a light emitting device, the first surface 110 being provided with a plurality of fixing grooves 111; the heat radiating fin 200 comprises a top sheet 210, a connecting sheet 220 and a bottom sheet 230, wherein two ends of the top sheet 210 are respectively connected with one end of the connecting sheet 220, the connecting sheet 220 is connected with the other end of the top sheet 210 and the bottom sheet 230, the bottom sheet 230 is fixed in the fixing groove 111 and is fixedly connected with the substrate 100, and a plurality of heat radiating fins 200 are arranged; the fixing grooves 111 and the heat dissipation fins 200 are uniformly distributed on the first surface 110.

Specifically, the angle between the bottom plate 230 and the connecting plate 220 may be 80 degrees, 90 degrees, 100 degrees, etc., and when the bottom plate 230 and the connecting plate 220 form an obtuse angle, the stamping operation of the heat sink 200 is facilitated, and the die drawing is performed after the stamping is finished. The top plate 210 and the connecting sheet 220 can be provided with vent holes, and the vent holes are favorable for heat dissipation, so that the weight of the lamp radiator is reduced, and the heat dissipation efficiency of the lamp radiator with the same weight is improved.

The fixing groove 111 is a groove for fixing, and both ends of the fixing groove 111 may be perpendicular to the base plate 100, or may be inclined inward or outward of the groove. The bottom plates 230 are arranged at the two ends of the radiating fin 200, and the bottom plates 230 are fixed in the fixing grooves 111, so that the radiating fin 200 has two fixing points, the fixing is more stable, and the service life of the lamp radiator is long.

It should be noted that the shape of the substrate 100 may be a circle or a square, and may be a plane or a plane plus an edge with a connector, which is not limited herein.

The distance between the fixing groove 111 and the adjacent fixing groove 111 may be equal to or twice the distance between the fixing grooves 111.

It is understood that the base plate 100 is rectangular, the fixing grooves 111 are parallel to the short sides of the base plate 100 and have the same length as the short sides, the bottom plate 230 has the same length as the fixing grooves 111, and the projection of the heat sink 200 in the direction perpendicular to the second surface 120 falls on the base plate 100.

Specifically, the rectangular substrate 100 facilitates splicing and assembling of a plurality of lamps, and the projection of the heat sink 200 in the direction perpendicular to the second surface 120 is entirely dropped on the substrate 100, which facilitates installation of objects outside the lamps.

It is understood that the length of the bottom plate 230 is equal to half of the inner bottom surface of the fixing groove 111, and the bottom plates 230 of the adjacent heat sinks 200 are disposed in the same fixing groove 111.

Specifically, the length of the bottom sheet 230 is equal to half of the inner bottom surface of the adjacent fixing groove 111, so that two adjacent cooling fins 200 can be conveniently placed in one fixing groove 111, and the two bottom sheets 230 can be fixed by punching or welding the same groove during processing, thereby saving the operation cost.

It is understood that the top sheet 210 and the fixing groove 111 have the same shape and area of the inner bottom surface, and the bottom sheet 230 is half of the top sheet 210.

Specifically, after the bottom sheets 230 of the plurality of heat dissipation fins 200 are fixedly connected, the shapes and areas of the bottom sheets 230 and the top sheets 210 are the same, and the top sheets 210 and the bottom sheets 230 can be inverted when the heat dissipation fins 200 are installed, so that the bottom sheets 230 and the top sheets 210 are not needed to be distinguished, and the installation time is saved.

It is understood that the central portion of the base plate 100 is provided with a through hole 130 for passing a wire therethrough.

Specifically, the shape of the through hole 130 may be rectangular, circular, etc., the fixing groove 111 and the heat sink 200 are distributed on both sides of the through hole 130, and the electric wire of the lamp may be connected to the power supply terminal through the through hole 130. A plurality of lamp radiators are arranged side by side, wires of the lamp can be arranged among the radiating fins 200 on two sides of the through hole 130, and the neatness of the wire arrangement is improved.

It can be understood that the filling material 140 is filled between the fixing grooves 111, and a screw hole for fixing the light emitting device is opened through the filling material 140 from the second surface 120 to the first surface 110.

Specifically, the filling material 140 disposed between the fixing grooves 111 is made of the same material as the substrate 100 or hard metal, when the circuit board is fixed, the screw is screwed from the second surface 120 to the first surface 110, and the filling material 140 made of the same material as the substrate 100 is selected to be integrally formed when the substrate 100 is manufactured, so that the manufacturing process is simple; when the circuit board is disassembled by using hard metal as a filler, the hard metal is not easy to cause wire shedding, the circuit board can be replaced for more times, and the lamp radiator has longer service life.

It can be understood that the distance between the two fixing grooves 111 is the same as the groove width of the fixing grooves 111.

Specifically, the distance between the fixing grooves 111 on both sides of the through hole 130 and the adjacent fixing grooves 111 is the same, so that the heat dissipation fins 200 are distributed more uniformly, and the heat dissipation effect is better.

According to the utility model discloses a second aspect embodiment provides a lamps and lanterns, uses as the utility model discloses a lamps and lanterns radiator that first aspect embodiment provided.

Specifically, the substrate 100 of the lamp heat sink is provided with the fixing groove 111, the heat sink 200 includes two or more bottom plates 230, and the bottom plates 230 are disposed in the fixing groove 111 and fixedly connected with the substrate 100, so that the connection between the heat sink 200 and the substrate 100 is firmer, the heat sink 200 at the edge is stable, and the service life of the lamp heat sink is long, therefore, the lamp has a better heat dissipation effect and a longer service life.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A luminaire heat sink, comprising:

a substrate having a first surface and a second surface for connection with a light emitting device, the first surface being provided with a plurality of fixing grooves;

the radiating fins comprise a top sheet, a connecting sheet and a plurality of radiating fins, wherein two ends of the top sheet are respectively connected with one end of the connecting sheet, the other end of the connecting sheet connected with the top sheet is connected with the bottom sheet, the bottom sheet is fixed in the fixing groove and fixedly connected with the base plate;

the fixing grooves and the radiating fins are evenly distributed on the first surface.

2. The luminaire heat sink of claim 1, wherein the base plate is rectangular, the securing slots are parallel to and of equal length to the short sides of the base plate, the bottom plate is of equal length to the securing slots and the projection of the fins in a direction perpendicular to the second face all falls on the base plate.

3. The luminaire heat sink of claim 1, wherein the length of the bottom piece is equal to half of the inner bottom surface of the fixation groove, the bottom pieces of adjacent fins being disposed in the same fixation groove.

4. The luminaire heat sink of claim 1, wherein the top plate and the inner bottom surface of the fixing groove have the same shape and area, and the bottom plate is half of the top plate.

5. A lamp radiator in accordance with claim 1, wherein said base plate is provided with a through hole in the middle for passing a wire.

6. The lamp heat sink as claimed in claim 1, wherein a filling material is filled between the fixing grooves, and a screw hole for fixing the light emitting device is opened through the filling material from the second surface toward the first surface.

7. The luminaire heat sink of claim 1, wherein a distance between two of the fixation slots is the same as a slot width of the fixation slots.

8. A luminaire, characterized in that a luminaire heat sink as claimed in any one of claims 1 to 7 is applied.