CN211875706U

CN211875706U - LED lamp

Info

Publication number: CN211875706U
Application number: CN202020375200.6U
Authority: CN
Inventors: 丁柏平; 杨锋; 黄阳彪; 宋林静; 庄瑞霞
Original assignee: Shenzhen Zhongfuneng Electric Equipment Co Ltd
Current assignee: Shenzhen Zhongfuneng Electric Equipment Co Ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-11-06
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a LED lamp relates to the lighting technology field. The LED lamp comprises a lamp shell, an LED lamp group, a heat conducting piece and an elastic piece. Wherein, LED banks is fixed to be set up in the lamp body. The heat conducting piece is arranged in the lamp shell and is attached to the LED lamp bank. The elastic part is arranged in the lamp shell and abutted against the heat conducting part, and the elastic part can provide elastic force to enable the heat conducting part to abut against the LED lamp bank, so that the LED lamp bank and the heat conducting part can be always tightly attached to each other, and the stability of heat dissipation of the LED lamp bank is effectively guaranteed.

Description

LED lamp

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a LED lamp.

Background

The LED lamp has the characteristics of energy conservation, environmental protection, long service life and the like, and is widely applied to daily life of people. Accordingly, as one of the LED lamps, LED headlamps are increasingly used in daily life as well as in industrial fields.

At present, for the normal work of guaranteeing LED banks in the LED headlight, can set up heat-conducting piece and LED banks contact in the LED headlight usually to make the heat that LED banks produced spill fast, avoid LED banks overheated. However, because the LED headlight often rocks in the use, so easily appear contacting between heat conduction piece and the LED banks and relax the condition of laminating no longer even, cause the heat of LED banks can't distribute away through heat conduction piece fast, influence the normal work of LED banks.

Accordingly, there is a need for an LED lamp to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED lamp can make heat-conducting piece and LED banks remain inseparable contact throughout to guarantee the radiating stability of LED banks.

To achieve the purpose, the utility model adopts the following technical proposal:

an LED lamp comprising:

a lamp housing;

the LED lamp group is fixedly arranged in the lamp shell;

the heat conducting piece is arranged in the lamp shell and is attached to the LED lamp bank;

the elastic piece is arranged in the lamp shell and is abutted to the heat conducting piece so as to provide elasticity to enable the heat conducting piece to be abutted against the LED lamp set.

Optionally, the heat conducting member includes a metal heat conducting member and a flexible heat conducting layer, and the metal heat conducting member, the flexible heat conducting layer and the LED lamp set are sequentially attached to each other.

Optionally, the metal heat conducting member comprises a plurality of heat dissipating fins.

Optionally, the flexible heat conduction layer is a heat conduction silica gel layer or a heat conduction silicone grease layer.

Optionally, the lamp housing is a metal housing, and the heat conducting member is attached to the metal housing.

Optionally, the LED lamp set includes a circuit board and LED lamp beads disposed on the circuit board, and the circuit board is attached to the heat conducting member.

Optionally, the LED lamp set is detachably connected to the lamp housing.

Optionally, a mounting opening is formed in the lamp housing, and the heat conducting member can penetrate through the mounting opening to be attached to the LED lamp set.

Optionally, the lamp housing includes a main housing and a top cover, the mounting opening is disposed on the main housing, and the top cover is disposed on the mounting opening.

Optionally, the elastic member is sandwiched between the heat conducting member and the lamp housing.

The utility model has the advantages that:

the utility model provides a LED lamp. When the LED banks is fixed to be set up in the lamp body, through setting up the elastic component butt heat-conducting piece, can provide elasticity for the heat-conducting piece, make the heat-conducting piece support tight LED banks to can keep the inseparable laminating between LED banks and the heat-conducting piece all the time, effectively guarantee the radiating stability of LED banks.

Drawings

Fig. 1 is a schematic view of an overall structure of an LED lamp according to an embodiment of the present invention;

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

fig. 3 is a schematic structural diagram of a heat conducting member in an LED lamp according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of the connection between the top cover and the main housing in the LED lamp provided by the embodiment of the present invention.

In the figure:

1. a lamp housing; 11. a main housing; 111. a planar portion; 112. mounting a column; 12. a top cover; 121. a cap clip; 2. an LED lamp group; 21. a circuit substrate; 22. LED lamp beads; 3. a heat conductive member; 31. a metal heat-conducting member; 311. a heat dissipation fin plate; 32. a flexible heat conducting layer; 4. an elastic member; 5. a reflector; 6. a lens; 7. a lamp shade; 8. a first connecting member; 9. a second connecting member.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides an LED lamp. As shown in fig. 1, the LED lamp includes a lamp housing 1, an LED lamp group 2, a heat conducting member 3, and an elastic member 4. Wherein, the LED lamp group 2 is fixedly arranged in the lamp shell 1. The heat conducting piece 3 is arranged in the lamp shell 1 and attached to the LED lamp bank 2, so that the LED lamp bank 2 can dissipate heat quickly. Elastic component 4 sets up in lamp body 1 to with 3 butts of heat-conducting piece, for heat-conducting piece 3 provides elasticity, make heat-conducting piece 3 support tight LED banks 2, thereby can make heat-conducting piece 3 and LED banks 2 remain inseparable contact throughout, thereby guarantee the radiating stability of LED banks 2.

Alternatively, as shown in fig. 1, the heat conducting member 3 includes a metal heat conducting member 31 and a flexible heat conducting layer 32, and the metal heat conducting member 31, the flexible heat conducting layer 32 and the LED lamp group 2 are sequentially attached to each other. The heat generated by the LED lamp assembly 2 can be conducted to the metal heat conducting member 31 through the flexible heat conducting layer 32 and dissipated quickly. Because LED banks 2 and metal heat-conducting piece 31 all have great rigidity usually, so if directly make LED banks 2 and the laminating of metal heat-conducting piece 31 through elastic component 4 butt metal heat-conducting piece 31, then still can have certain tiny clearance between LED banks 2 and the metal heat-conducting piece 31, can cause certain influence to thermal conduction. After the flexible heat conduction layer 32 is arranged between the LED lamp group 2 and the metal heat conduction piece 31, small gaps existing between the LED component 2 and the metal heat conduction piece 31 can be eliminated, the heat conduction effect is enhanced, and the heat dissipation of the LED component 2 is facilitated. Optionally, the flexible heat conducting layer 32 may be a heat conducting silicone layer, and may also be a heat conducting silicone layer.

Optionally, as shown in fig. 3, the metal heat conducting member 31 includes a plurality of heat dissipating fins 311, and a contact area of the metal heat conducting member 31 with air can be increased by the plurality of heat dissipating fins 311, so that heat of the LED lamp set 2 can be radiated into the air more quickly and dissipated by convection with cold air, thereby enhancing heat dissipation efficiency.

In this embodiment, as shown in fig. 1, the LED lamp set 2 includes a circuit substrate 21 and LED lamp beads 22 disposed on the circuit substrate 21. Wherein, circuit substrate 21 sets up with the laminating of heat-conducting piece 3, can make the heat of LED banks 2 in time rotate away through heat-conducting piece 3. Optionally, the LED lamp set 2 is detachably connected to the lamp housing 1. Specifically, as shown in fig. 2, a first mounting hole is provided in the circuit board 21 of the LED lamp group 2, a mounting post 112 is provided in the internal cavity of the lamp housing 1, and a second mounting hole is provided in the mounting post 112. The first connecting piece 8 can penetrate through the first mounting hole and the second mounting hole, and the detachable connection of the LED lamp group 2 and the lamp housing 1 is achieved. Optionally, the first connector 8 is a screw. Of course, in other embodiments, the detachable connection between the LED lamp set 2 and the lamp housing 1 can also be realized by providing a buckle and a clamping hole which can be clamped on the lamp housing 1 and the LED lamp set 2.

Optionally, the lamp housing 1 is provided as a metal shell, and the heat conducting member 3 is attached to the metal shell. At this moment, the heat dissipation area can be increased by using the lamp housing 1, which is more beneficial to the heat dissipation of the LED lamp group 2. Specifically, as shown in fig. 1, a part of the structure of the lamp housing 1 is protruded inward to form a flat surface portion 111, and the flat surface portion 111 is attached to one side of the metal heat conducting member 31 in the heat conducting member 3. Alternatively, the lamp housing 1 may be an aluminum housing, a copper housing, a stainless steel housing, or the like. Of course, in other embodiments, if the heat dissipation capability of the heat conducting member 3 is sufficient, the lamp housing 1 may be a non-metal housing, and only the heat conducting member 3 is used to dissipate heat by convection with air. Further, when the lamp housing 1 is a non-metal housing, a plurality of heat dissipation holes may be further disposed on the lamp housing 1 to facilitate heat dissipation.

Optionally, a mounting opening is formed in the lamp housing 1, and the heat conducting member 3 can pass through the mounting opening to be attached to the LED lamp set 2. Specifically, as shown in fig. 1, the lamp housing 1 includes a main housing 11 and a top cover 12, the mounting opening is disposed on the main housing 11, and the top cover 12 covers the mounting opening to prevent the heat conducting member 3 from escaping from the mounting opening during the use of the LED lamp. Meanwhile, the top cover 12 isolates the heat conducting piece 3 from a user, so that the direct contact between the heat conducting piece 3 and the skin of the user is avoided, the top cover 12 can be made of materials with good heat insulation effect, such as plastic cement, and the like, so that the heat of the heat conducting piece 3 is prevented from being conducted to the user through the top cover 12, and the user is prevented from being scalded. In this embodiment, a cap clip 121 is further disposed on the top cover 12, so as to be convenient for a user to wear. Since the structure of the cap clip 121 belongs to the prior art, it will not be described in detail herein.

Further, as shown in fig. 1, the metal heat-conducting member 31 of the heat-conducting member 3 is engaged in the mounting opening of the main housing 11. At this time, the relative fixation of the position of the metal heat conducting member 31 in the lamp housing 1 can be realized through the common limit of the LED lamp group 2, the mounting opening and the top cover 12. In this embodiment, the plane portion 111 is a part of the main housing 11, and the plane portion 111 is disposed at one side of the mounting opening to limit the metal heat conducting member 31. Of course, in other embodiments, the metal heat conducting member 31 may be embedded in the lamp housing 1 by injection molding, or the metal heat conducting member 31 and the lamp housing 1 may be fixed to each other by screwing, bonding, or the like.

Optionally, the elastic member 4 is sandwiched between the heat conducting member 3 and the lamp housing 1 to facilitate the installation of the elastic member 4. In the present embodiment, as shown in fig. 1, the elastic member 4 is interposed between the metal heat conductive member 31 and the top cover 12. Further, the elastic member 4 is fixed to the metal heat-conducting member 31 by a high-temperature resistant adhesive, and can be installed in the lamp housing 1 together with the metal heat-conducting member 31, and cannot move freely in the lamp housing 1. Of course, in other embodiments, the elastic element 4 and the top cover 12 may be fixed by adhesion, or the elastic element 4 may be fixed by bolting or other means. Alternatively, the elastic member 4 may be a spring, an elastic washer, or the like.

Alternatively, as shown in fig. 4, mounting holes for the second connecting member 9 to pass through are provided on both the main housing 11 and the top cover 12, so as to achieve detachable connection therebetween. In this embodiment, the second connector 9 is a bolt assembly, which includes a screw and a nut.

Optionally, as shown in fig. 1, a reflector 5 and a lens 6 are further disposed in the LED lamp. The reflector 5 is horn-shaped with two open ends, the LED lamp bead 22 extends into the small opening end of the reflector 5, the emitted light can be gathered by the reflector 5 and emitted out through the lens 6 arranged at the large opening end of the reflector 5. Further, as shown in fig. 1, a light-transmitting opening is formed in the position, right opposite to the large opening end of the reflector 5, of the main housing 11, a lampshade 7 is arranged at the light-transmitting opening, the lampshade 7 is fixedly connected with the main housing 11, and a clamping space is formed between the lampshade 7 and the main housing 11 for mounting the lens. Since the structures of the reflection cover 5, the lens 6 and the lampshade 7 are all in the prior art, they are not described in detail herein.

To sum up, the utility model discloses when LED banks 2 are fixed to be set up in lamp body 1, through the heat-conducting piece 3 that sets up with the laminating of LED banks 2, can provide elasticity for heat-conducting piece 3, make heat-conducting piece 3 support tight LED banks 2 to can remain the inseparable laminating between LED banks 2 and the heat-conducting piece 3 throughout, effectively guarantee the radiating stability of LED banks 2.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. An LED lamp, comprising:

a lamp housing (1);

the LED lamp group (2) is fixedly arranged in the lamp shell (1);

the heat conducting piece (3) is arranged in the lamp shell (1) and is attached to the LED lamp group (2);

the elastic piece (4) is arranged in the lamp shell (1) and is abutted to the heat conducting piece (3) so as to provide elastic force to enable the heat conducting piece (3) to be abutted to the LED lamp set (2).

2. The LED lamp of claim 1, wherein the heat conducting member (3) comprises a metal heat conducting member (31) and a flexible heat conducting layer (32), and the metal heat conducting member (31), the flexible heat conducting layer (32) and the LED lamp group (2) are sequentially attached to each other.

3. LED lamp according to claim 2, characterized in that the metallic heat conducting member (31) comprises a plurality of heat dissipating fins (311).

4. The LED lamp of claim 2, wherein the flexible heat conducting layer (32) is a layer of heat conducting silicone or a layer of heat conducting silicone grease.

5. The LED lamp of claim 1, wherein the lamp housing (1) is a metal housing, and the heat conducting member (3) is attached to the metal housing.

6. The LED lamp according to claim 1, wherein the LED lamp group (2) comprises a circuit substrate (21) and LED lamp beads (22) arranged on the circuit substrate (21), and the circuit substrate (21) is attached to the heat conducting member (3).

7. The LED lamp according to claim 1, wherein the LED lamp group (2) is detachably connected with the lamp housing (1).

8. The LED lamp according to claim 1, wherein the lamp housing (1) is provided with a mounting opening, and the heat conducting member (3) can be attached to the LED lamp group (2) through the mounting opening.

9. The LED lamp of claim 8, wherein the lamp housing (1) comprises a main housing (11) and a top cover (12), the mounting opening is provided on the main housing (11), and the top cover (12) covers the mounting opening.

10. The LED lamp according to claim 1, wherein the elastic member (4) is sandwiched between the heat conductive member (3) and the lamp housing (1).