CN217763356U

CN217763356U - Heat dissipation reinforcing structure and lamps and lanterns

Info

Publication number: CN217763356U
Application number: CN202221829979.XU
Authority: CN
Inventors: 陈程; 马志扬; 伍德生
Original assignee: NVC Lighting Technology Corp
Current assignee: NVC Lighting Technology Corp
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-11-08
Anticipated expiration: 2032-07-15

Abstract

The embodiment of the utility model discloses heat dissipation reinforcing structure and lamps and lanterns, wherein, the heat dissipation reinforcing structure including be used for with the light source be connected the radiator body and set firmly in this internal and with form airflow channel's airflow channel component between the radiator body, airflow channel component's one end is stretched out the radiator body can be used to be connected with the light source. The embodiment of the utility model provides a cooperation of the airflow channel component that stretches out the radiator body through radiator body and one end is used, dispels the heat to the light source jointly to utilize the atmospheric flow in the external world, be used for controlling the flow of the inside air current of lamps and lanterns, in order to improve the heat-sinking capability of whole lamp, improve the heat convection coefficient of lamp body radiator promptly.

Description

Heat dissipation reinforcing structure and lamps and lanterns

Technical Field

The utility model relates to a heat dissipation technical field especially relates to a heat dissipation reinforcing structure and lamps and lanterns.

Background

At present, a lamp can generate a large amount of heat in the lighting process, and particularly the heat generated by a high-power lamp is more remarkable, so that the lamp in the general related technology is provided with a radiator to achieve the purpose of radiating a light source and a power supply and prolong the service life of the lamp.

A related lamp comprises a lamp body and a radiator body, wherein the outer end of the radiator body is provided with a plurality of heat conducting grooves for air to flow, specifically, air can enter the radiator body through the heat conducting grooves and take away a part of heat, namely, the lamp in the related art can dissipate heat through the heat conducting grooves to assist the radiator body, and therefore the heat dissipation effect of the radiator body is improved.

However, in the practical use process, the inventor finds that the radiator body can be suitable for a low-power lamp, but a high-power lamp can continuously generate a large amount of heat, and a good radiating effect cannot be achieved only through the auxiliary radiating effect of the heat conducting groove.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heat dissipation reinforcing structure and lamps and lanterns aims at solving the poor problem of radiating effect of the radiator in the current lamps and lanterns.

In order to solve the technical problem, the purpose of the utility model is realized through following technical scheme:

provided is a heat dissipation enhancing structure including: the radiator comprises a radiator body used for being connected with a light source and an airflow channel component which is fixedly arranged in the radiator body and forms an airflow channel with the radiator body, wherein one end of the airflow channel component extends out of the radiator body and can be used for being connected with the light source.

Further, the radiator body is a shell, the airflow channel component comprises a fin arranged inside the shell, one end of the fin is in abutting connection with the light source, and one side of the fin is fixedly connected with the shell.

Further, the airflow channel member further comprises a heat dissipation column with one end in abutting connection with the light source, and the fins are arranged on the outer peripheral side of the heat dissipation column.

Furthermore, the fins are arranged in a plurality, and all the fins are arranged along the circumferential direction of the heat dissipation column to form a plurality of airflow channels.

Furthermore, all the air inlets are communicated, and the same end of at least two adjacent fins in all the fins extends out of the shell.

Further, at least part the fin with the junction of casing is provided with first installation department, at least part be provided with on the first installation department and be used for with the solid fixed ring first mounting hole of being connected.

Furthermore, at least part the fin with the junction of casing is provided with the second installation department, at least part be provided with on the second installation department and be used for the solid fixed ring second mounting hole of being connected with the light source.

The embodiment of the utility model provides a still provide a lamp, wherein: the lamp comprises the heat dissipation enhancing structure, and the heat dissipation enhancing structure is arranged on the lamp body.

Further, the lamps and lanterns body is including the front shroud, lower lamp body, solid fixed ring, lens, the solid fixed ring of light source and the LED light source that connect gradually, wherein, the LED light source inlays to be located the solid fixed ring of light source.

Further, the lamp body further comprises an electric connection sheet, the electric connection sheet is connected with the light source fixing ring, and the electric connection sheet is electrically connected with the LED light source.

The embodiment of the utility model provides a heat dissipation reinforcing structure and lamps and lanterns, wherein: the heat dissipation enhancement structure comprises a radiator body connected with the light source and an airflow channel component which is fixedly arranged in the radiator body and forms an airflow channel with the radiator body, wherein one end of the airflow channel component extends out of the radiator body and can be used for being connected with the light source. The embodiment of the utility model provides a cooperation of the airflow channel component that stretches out the radiator body through radiator body and one end is used, dispels the heat to the light source jointly to utilize the atmospheric flow in the external world, be used for controlling the flow of the inside air current of lamps and lanterns, in order to improve the heat-sinking capability of whole lamp, improve the heat convection coefficient of lamp body radiator promptly.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a heat dissipation enhancing structure provided in an embodiment of the present invention at a first viewing angle;

fig. 2 is a schematic structural view of a heat dissipation enhancing structure provided in an embodiment of the present invention at a second viewing angle;

fig. 3 is a schematic structural view of a lamp provided in an embodiment of the present invention;

fig. 4 is an exploded view of a lamp according to an embodiment of the present invention;

fig. 5 is a heat flow diagram of the lamp provided by the embodiment of the present invention when the lamp is used in a state where all the air inlets are communicated;

fig. 6 is a temperature distribution diagram of the lamp provided by the embodiment of the present invention when the lamp is used in a state where all the air inlets are communicated.

The designations in the drawings illustrate:

1. an airflow passage member; 11. a fin; 12. a heat-dissipating post; 2. an air flow channel; 21. an air inlet; 22. an air outlet; 3. a housing; 4. a first mounting portion; 41. a second mounting portion; 42. a first mounting hole; 43. a second mounting hole; 5. a lamp body; 51. a front cover; 52. a lower lamp body; 53. a fixing ring; 54. a lens; 55. a light source fixing ring; 56. an LED light source; 6. an electrical connection sheet.

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 some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

With reference to fig. 1 and 2, an embodiment of the present invention provides a heat dissipation enhancing structure, including: the radiator comprises a radiator body used for being connected with a light source and an airflow channel component 1 which is fixedly arranged in the radiator body and forms an airflow channel 2 with the radiator body, wherein one end of the airflow channel component 1 extends out of the radiator body and can be used for being connected with the light source.

In the present embodiment, as shown in fig. 1, the air flow passage 2 includes an air inlet 21 and an air outlet 22, the air inlet 21 is close to the light source and communicates with the outside, and the air outlet 22 is far from the light source and communicates with the outside. In order to increase the airflow area at one end of the intake port 21, one end of the airflow passage member 1 on the same side as the intake port 21 may be protruded from the radiator body.

Moreover, the radiator body matches and uses on lamps and lanterns body 5, be used for dispelling the heat that the light source produced, and airflow channel component 1 plays supplementary radiating effect in this application, specifically, external atmosphere can get into airflow channel 2 through air inlet 21 in, because air inlet 21 is close basically apart from the light source, make this part of external atmosphere that gets into in airflow channel 2 can directly take away the heat of a part on the light source, and along with airflow channel 2's direction, discharge from gas outlet 22, accomplish the supplementary radiating effect to the light source, that is, lamps and lanterns during operation, this application uses through the cooperation of radiator body and airflow channel component 1, dispel the heat to the light source jointly, and utilize the flow of external atmosphere, flow for the inside air current of control lamps and lanterns, in order to improve the heat-sinking capability of whole lamp, namely, improve the convection heat transfer coefficient of lamp body radiator.

In a specific embodiment, the heat sink body is a housing 3, the airflow channel member 1 includes a fin 11 disposed inside the housing 3, one end of the fin 11 is abutted against the light source, and one side of the fin is fixedly connected to the housing 3.

In the present embodiment, the housing 3 is tubular, and one port of the housing 3 faces the light source, and the other end extends in a direction away from the light source; when the light source works, a part of heat generated by the light source can indirectly exchange heat with the external atmosphere through the shell 3 and the fins 11, namely, the heat dissipation effect is realized, meanwhile, the external atmosphere actively enters the airflow channel 2 through the air inlet 21 and takes away a part of heat emitted by the light source, and in the process, the external atmosphere also plays a role in promoting heat dissipation on the fins 11 and the shell 3.

With reference to fig. 1 and fig. 2, in a specific embodiment, the airflow channel member 1 further includes a heat dissipation column 12 having one end connected to the light source in an interference manner, and the fins 11 are disposed on an outer circumferential side of the heat dissipation column 12.

In the present embodiment, the heat-dissipating stud 12 serves to connect the fins 11 and the housing 3, and specifically, the heat-dissipating stud 12 is disposed coaxially with the housing 3, that is, most of the heat generated by the light source first passes through the heat-dissipating stud 12 and then is transferred to the fins 11, the housing 3 and the airflow channel 2 in sequence.

In a specific embodiment, the fins 11 are provided in plurality, and all the fins 11 are circumferentially arranged along the heat dissipation column 12 to form a plurality of airflow channels 2.

In the present embodiment, 10 fins 11 are provided, and it should be understood that, when manufacturing, the number of the fins 11 may be other according to actual needs; through a plurality of fins 11 respectively with heat dissipation post 12 and casing 3 be connected, can effectively improve the structural strength of the heat dissipation reinforcing structure of this application, and simultaneously, every two adjacent fins enclose with casing 3 and heat dissipation post 12 and close an airflow channel 2 that forms, and the one end that stretches out from casing 3 for the one end of air inlet 21 and two adjacent fins among this airflow channel 2 is located the homonymy, stretch out from casing 3 through following casing 3 with two adjacent fins at least, can increase air inlet 21's air flow area, also can improve the atmospheric admission capacity in the external world, thereby improve the radiating effect.

It should be understood that, during manufacturing, according to actual needs, it may also be set that the same end of at least two adjacent fins in all the fins 11 extends out of the housing 3, and it is best to set that the same end of all the fins 11 extends out of the housing 3, the heat dissipation column 12 and the side of the fin 11 extending out of the housing 3, which is located at the same end, also extend out of the housing 3, and the length of the heat dissipation column 12 and the length of the fin 11 extending out of the housing 3 are the same as the length of the fin 11 extending out of the housing 3, which is not specifically limited in this application.

With reference to fig. 1 and fig. 2, in a specific embodiment, a first mounting portion 4 is disposed at a connection portion of at least a portion of the fin 11 and the housing 3, and a first mounting hole 42 (see fig. 2 and fig. 4) for connecting with a fixing ring 53 is disposed on at least a portion of the first mounting portion 4; at least part of the connection part of the fins 11 and the heat dissipation column 12 is provided with a second mounting part 41, and at least part of the second mounting part 41 is provided with a second mounting hole 43 for connecting with a light source fixing ring 55 (see fig. 2 and 4).

In the present embodiment, the first mounting portion 4 can be coupled to the fixing ring 53 in the lamp body 5 due to the first mounting hole 42, and the second mounting portion 41 can be coupled to the light source fixing ring 55 in the lamp body 5 due to the second mounting hole 43.

In a specific embodiment, the housing 3, the fins 11 and the heat-dissipating stud 12 are made of aluminum or aluminum alloy.

In the present embodiment, the heat dissipation enhancing structure made of aluminum or aluminum alloy has a better heat dissipation effect and a lighter weight.

Wherein, fig. 5 is the heat flow chart of lamps and lanterns when using, can obviously see that there is a large amount of external air flows to get into in the airflow channel 11, it needs to supplement to explain, after current radiator structure dispels the heat to A type lamp, the temperature of A type lamp keeps at 75.87 degrees centigrade, and through the reinforcing heat radiation structure of this application, dispel the heat to A type lamp, can keep the temperature of A type lamp at 62.03 degrees centigrade (as shown in fig. 6), that is to say, the light source temperature can be reduced to 62.03 degrees centigrade by 75.87 degrees centigrade, the reduction amplitude reaches 13 degrees centigrade, it makes inside the cold air directly gets into the radiator to see the heat dissipation increase structure of this application from this, the convection heat transfer effect has been strengthened, can reduce the temperature of whole lamps and lanterns by a wide margin.

In a specific embodiment, the same end of at least two adjacent fins of all the fins 11 extends out of the housing 3, and the length of the same end of at least two adjacent fins extending out of the housing 3 is greater than or equal to 5mm.

It should be noted that, for different shapes or sizes of the light fixture, the length of the same end of at least two adjacent fins extending out of the housing 3 may be other, and the present application is not limited specifically. It should be noted that the heat dissipation column 12 and the side of the fin 11 extending out of the housing 3 at the same end also extend out of the housing 3, and the length of the heat dissipation column 12 and the length of the heat dissipation column extending out of the housing 3 are the same as the length of the fin 11 extending out of the housing 3. With this arrangement, the air flow area of the air inlet 21 can be effectively increased, thereby increasing the amount of outside air to enhance the heat radiation effect.

With reference to fig. 3 and 4, an embodiment of the present invention further provides a lamp, including a lamp body 5 and the heat dissipation enhancing structure as described above, the heat dissipation enhancing structure is installed on the lamp body 5.

In this embodiment, the heat dissipation enhancing structure of this application is installed on the lamps and lanterns body 5 for dispel the heat to the lamps and lanterns body 5, use through the cooperation of radiator body and air current channel component 1, dispel the heat to the light source jointly, and utilize the atmospheric flow in the external world, be used for controlling the flow of the inside air current of lamps and lanterns, in order to improve the heat-sinking capability of whole lamp, improve the convection heat transfer coefficient of lamp body radiator promptly.

With reference to fig. 3 and fig. 4, in a specific embodiment, the lamp body 5 includes a front cover 51, a lower lamp body 52, a fixing ring 53, a lens 54, a light source fixing ring 55, and an LED light source 56, which are sequentially connected, where the LED light source 56 is embedded in the light source fixing ring 55.

In the present embodiment, the front cover 51 is embedded in one end of the lower lamp body 52, and the fixing ring 53 is fixedly connected to the other end of the lower lamp body 52, wherein the fixing ring 53 is provided with an installation groove for the lens 54 to be embedded therein, and the LED light source 56 is embedded in the light source fixing ring 55, so that the light emitted by the LED light source 56 can pass through the lens 54.

With reference to fig. 3 and fig. 4, in a specific embodiment, the lamp body 5 further includes an electrical connection sheet 6, the electrical connection sheet 6 is connected to the light source fixing ring 55, and the electrical connection sheet 6 is electrically connected to the LED light source 56.

In the present embodiment, the electrical connection sheet 6 serves as a circuit carrier for transmitting current to the LED light source 56, and the lower end of the heat dissipation column 3 abuts against the electrical connection sheet 6 for dissipating heat.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A kind of heat dissipation enhancement structure, its characterized in that: the LED lamp heat sink comprises a heat sink body and an airflow channel component (1), wherein the heat sink body is used for being connected with a light source, the airflow channel component (1) is fixedly arranged in the heat sink body and forms an airflow channel (2) with the heat sink body, and one end of the airflow channel component (1) extends out of the heat sink body and can be used for being connected with the light source.

2. The heat dissipation enhancement structure of claim 1, wherein: the radiator body is casing (3), airflow channel component (1) including set up in inside fin (11) of casing (3), fin (11) one end is contradicted with the light source and is connected, one side with casing (3) fixed connection.

3. The heat dissipation enhancement structure of claim 2, wherein: the airflow channel component (1) further comprises a heat dissipation column (12) with one end in abutting connection with the light source, and the fins (11) are arranged on the outer peripheral side of the heat dissipation column (12).

4. The heat dissipation enhancement structure of claim 3, wherein: the fins (11) are arranged in a plurality, and all the fins (11) are arranged along the circumferential direction of the heat dissipation column (12) to form a plurality of airflow channels (2).

5. The heat dissipation enhancement structure of claim 4, wherein: the same end of at least two adjacent fins in all the fins (11) extends out of the shell (3).

6. The heat dissipation enhancement structure of claim 4, wherein: at least part fin (11) with the junction of casing (3) is provided with first installation department (4), at least part be provided with first mounting hole (43) that are used for being connected with solid fixed ring (53) on first installation department (4).

7. The heat dissipation enhancement structure of claim 4, wherein: at least part fin (11) with the junction of casing (3) is provided with second installation department (41), at least part be provided with on second installation department (41) be used for with the solid fixed ring of light source (55) be connected second mounting hole (44).

8. A light fixture, characterized by: comprising a lamp body (5) and a heat dissipation enhancing structure as claimed in any of claims 1-7, which is mounted on the lamp body (5).

9. A lamp as claimed in claim 8, characterized in that said lamp body (5) comprises a front cover (51), a lower lamp body (52), a fixing ring (53), a lens (54), a light source fixing ring (55) and an LED light source (56) which are connected in sequence, wherein said LED light source (56) is embedded in said light source fixing ring (55).

10. A lamp as claimed in claim 9, characterized in that said lamp body (5) further comprises an electric connection sheet (6), said electric connection sheet (6) being connected with said light source fixing ring (55), said electric connection sheet (6) being electrically connected with an LED light source (56).