CN213089608U

CN213089608U - Cylinder lamp

Info

Publication number: CN213089608U
Application number: CN202021447869.8U
Authority: CN
Inventors: 李婉珍; 梁成亮; 周园霖
Original assignee: Zhangzhou Alpha Photoelectric Technology Co ltd
Current assignee: Leedarson Lighting Co Ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-04-30
Anticipated expiration: 2030-07-21

Abstract

The application discloses a down lamp, which comprises a radiating shell, a light source component and a plastic rear cover, wherein the light source component is arranged in the radiating shell; the heat dissipation shell is a stamping part or a spinning part; a heat insulation space is formed between the plastic rear cover and the heat dissipation shell, and a heat dissipation plate is detachably arranged in the heat insulation space; the heat dissipation shell is provided with a clamping hole, and the plastic rear cover is provided with a clamping hook adaptive to the clamping hole. The heat transmission of the heat dissipation casing can be effectively blocked to thermal-insulated cotton in the thermal-insulated space that forms between lid and the heat dissipation casing behind the plastics, potential safety hazard when avoiding using, and then satisfies the operation requirement of this environment, promotes down lamp's heat radiation structure's commonality. The heating panel demountable installation is in thermal-insulated space, when the heat dissipation power requirement of lamps and lanterns is high, need not to increase the thickness of heat dissipation casing, utilizes the heating panel as the heat storage spare, can the certain heat dispersion of the heat radiation structure of increase down lamp, and then satisfies different heat dissipation demands.

Description

Cylinder lamp

Technical Field

The application relates to the field of lighting equipment, especially relates to a down lamp.

Background

The heat radiation structure of the existing down lamp is generally a die-casting or aluminum extrusion piece, and the sharing property is low, so that the cost of the product is high. The difficulty that the same heat dissipation piece is changed into different heat dissipation powers is high.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a down lamp, aims at solving prior art, and the problem that the heat radiation structure's of down lamp commonality is low.

To achieve the purpose, the embodiment of the application adopts the following technical scheme:

the down lamp comprises a radiating shell, a light source component and a plastic rear cover, wherein the light source component is arranged in the radiating shell; the heat dissipation shell is a stamping part or a spinning part; a heat insulation space is formed between the plastic rear cover and the heat dissipation shell, and a heat dissipation plate is detachably mounted in the heat insulation space; the heat dissipation shell is provided with a clamping hole, and the plastic rear cover is provided with a clamping hook adaptive to the clamping hole.

In one embodiment, a shielding ring is arranged on the surface of the plastic rear cover, which faces the heat dissipation shell, and the shielding ring is abutted against the edge of the heat dissipation shell; the surface of the heat dissipation plate far away from the heat dissipation shell is provided with heat dissipation fins.

In one embodiment, the light source assembly includes a light source bracket, a light source board disposed between the light source bracket and the heat dissipation housing, and a lens fitted with the light source board.

In one embodiment, the light source assembly further comprises a lampshade clamped on the inner wall of the heat dissipation shell, and the lens is abutted against the lampshade.

In one embodiment, the lamp housing has a stop collar thereon, and the lens is located within the stop collar.

In one embodiment, the heat dissipation housing is provided with a plurality of first threaded holes and a plurality of second threaded holes, the first threaded holes are distributed along the same straight line, and the second threaded holes are distributed along the same straight line.

In one embodiment, the straight line of the first threaded holes and the straight line of the second threaded holes are parallel to each other.

In one embodiment, the heat dissipation housing and the hole of the first threaded hole are provided with a first flange, and the heat dissipation housing is provided with a second flange at the hole of the second threaded hole.

In one embodiment, the heat dissipation shell is provided with a face ring, and the face ring and the heat dissipation shell are integrally formed.

In one embodiment, the down lamp further comprises a pressing line clamp detachably connected with the heat dissipation shell, and a spring support riveted on the heat dissipation shell.

The beneficial effects of the embodiment of the application are as follows: install lid behind the plastics on the heat dissipation casing, to having thermal-insulated cotton environment on the ceiling, behind the plastics lid with the thermal-insulated space that forms between the heat dissipation casing can effectively the heat transfer of separation heat dissipation casing to thermal-insulated cotton, potential safety hazard when avoiding using, and then satisfies the operation requirement of this environment, promotes down lamp's heat radiation structure's commonality. The heating panel demountable installation is in thermal-insulated space, when the heat dissipation power requirement of lamps and lanterns is high, need not to increase the thickness of heat dissipation casing, utilizes the heating panel as the heat storage spare, can the certain heat dispersion of the heat radiation structure of increase down lamp, and then satisfies different heat dissipation demands.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a downlight in an embodiment of the present application;

FIG. 2 is a cross-sectional view of a downlight in an embodiment of the present application;

FIG. 3 is an exploded view of a downlight in an embodiment of the present application;

in the figure:

1. a heat dissipating housing; 101. a clamping hole; 102. a first threaded hole; 103. a second threaded hole; 104. a first flanging; 105. second flanging;

2. a light source assembly; 201. a light source holder; 202. a light source plate; 203. a lens; 204. a lamp shade; 2041. a limiting ring; 205. a face ring;

3. a plastic rear cover; 301. a hook is clamped; 302. a shield ring;

4. a thermally insulating space; 5. a heat dissipation plate; 6. wire pressing clamps; 7. and a spring support.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The following detailed description of implementations of the present application is provided in conjunction with specific embodiments.

As shown in fig. 1 to 3, an embodiment of the present application provides a tube light, which includes a heat dissipation housing 1, a light source assembly 2 installed in the heat dissipation housing 1, and a plastic rear cover 3 connected to the heat dissipation housing 1; the heat dissipation shell 1 is a stamping part or a spinning part; a heat insulation space 4 is formed between the plastic rear cover 3 and the heat dissipation shell 1, and a heat dissipation plate 5 is detachably arranged in the heat insulation space 4; the heat dissipation shell 1 is provided with a clamping hole 101, and the plastic rear cover 3 is provided with a clamping hook 301 adapted to the clamping hole 101.

In the embodiment of the present application, the heat dissipation housing 1 is a stamping part or a spinning part, so that during production, the structure thereof, such as the thickness of each part and the length of different positions, can be changed according to the requirements, so as to change the parameters of the heat dissipation performance thereof and the like, and improve the sharing performance thereof. Lid 3 behind installing plastics on the heat dissipation casing 1 to having thermal-insulated cotton environment on the ceiling, the thermal-insulated space 4 that forms between lid 3 and the heat dissipation casing 1 behind the plastics can effectively the heat transfer of separation heat dissipation casing 1 to thermal-insulated cotton, potential safety hazard when avoiding using, and then satisfies the operation requirement of this environment, further promotes the heat radiation structure's of down lamp commonality. The heat dissipation plate 5 is detachably mounted in the heat insulation space 4, when the heat dissipation power requirement of the lamp is high, the thickness of the heat dissipation shell 1 is not required to be increased, the heat dissipation plate 5 is used as a heat storage piece, the heat dissipation performance of the heat dissipation structure of the down lamp can be increased to a certain degree, and different heat dissipation requirements are further met. The plastic rear cover 3 serves as a heat insulating member and also realizes the aesthetic appearance of the back of the heat dissipation case 1.

Referring to fig. 1-3, as another specific embodiment of the downlight provided by the present application, a shielding ring 302 is disposed on a surface of the plastic rear cover 3 facing the heat dissipation casing 1, and the shielding ring 302 abuts against an edge of the heat dissipation casing 1 and can ensure a heat insulation effect when forming a close integration with the heat dissipation casing 1; the surface of the heat dissipation plate 5 far away from the heat dissipation shell 1 is provided with heat dissipation fins, so that the heat storage capacity can be improved, and when the plastic rear cover 3 is not needed, the heat dissipation fins can also improve the heat dissipation area of the heat dissipation plate 5.

Referring to fig. 2, as another specific embodiment of the downlight provided by the present application, the light source assembly 2 includes a light source support 201, a light source plate 202 disposed between the light source support 201 and the heat dissipation housing 1, and a lens 203 engaged with the light source plate 202, where the lens 203 can adjust light so that the light can be better transmitted outward.

Referring to fig. 2, as another specific embodiment of the downlight provided by the present application, the light source assembly 2 further includes a lampshade 204 clamped to the inner wall of the heat dissipation casing 1, the lampshade 204 may be a component for improving uniformity of light emission in the prior art, and the lens 203 is abutted to the lampshade 204.

Referring to fig. 2, as another specific embodiment of the downlight provided by the present application, the lampshade 204 has a limiting ring 2041, the lens 203 is located in the limiting ring 2041, and the lampshade 204 can fix and limit the lens 203 after being installed, so as to improve the installation stability of the light source assembly 2.

Referring to fig. 3, as another embodiment of the downlight provided by the present application, the heat dissipation housing 1 is provided with a plurality of first threaded holes 102 and a plurality of second threaded holes 103 for mounting the light source board 202, the plurality of first threaded holes 102 are distributed along a same straight line, and the plurality of second threaded holes 103 are distributed along a same straight line. For light source boards 202 and light source brackets 201 with different sizes, the first threaded holes 102 and the second threaded holes 103 with different positions can be selected to be matched with screws for installation

Referring to fig. 3, as another embodiment of the downlight provided by the present application, a straight line where the plurality of first threaded holes 102 are located and a straight line where the plurality of second threaded holes 103 are located are parallel to each other, and when an appropriate one of the first threaded holes 102 and another one of the second threaded holes 103 are selected, a distance between the two can be measured well to match an appropriate light source plate 202 and light source holder 201.

Referring to fig. 3, as another embodiment of the downlight provided by the present application, a first flange 104 is disposed at an aperture of the heat dissipation housing 1 and the first threaded hole 102, and a second flange 105 is disposed at an aperture of the second threaded hole 103 of the heat dissipation housing 1, so as to improve the stability of screw installation when the screw is locked and installed.

Referring to fig. 1-3, as another embodiment of the downlight provided by the present application, a surface ring 205 is disposed on the heat dissipation housing 1, and the surface ring 205 and the heat dissipation housing 1 are integrally formed. During production, the size of the face ring 205 can be changed according to the heat dissipation requirement. For example, when the plastic back cover 3 is provided, the main heat is transferred to the face ring 205 to dissipate the heat, and the size of the face ring 205 needs to be increased.

Referring to fig. 2-3, as another specific embodiment of the downlight provided by the present application, the downlight further includes a pressing clip 6 detachably connected to the heat dissipation housing 1, a wire for pressing and mounting, and a spring bracket 7 riveted to the heat dissipation housing 1, for mounting in a mounting tube on a ceiling.

It is to be understood that aspects of the present invention may be practiced otherwise than as specifically described.

It should be understood that the above examples are merely examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.

Claims

1. The down lamp is characterized by comprising a radiating shell, a light source component arranged in the radiating shell and a plastic rear cover connected with the radiating shell; the heat dissipation shell is a stamping part or a spinning part; a heat insulation space is formed between the plastic rear cover and the heat dissipation shell, and a heat dissipation plate is detachably mounted in the heat insulation space; the heat dissipation shell is provided with a clamping hole, and the plastic rear cover is provided with a clamping hook adaptive to the clamping hole.

2. A downlight according to claim 1 wherein the surface of the plastic rear cover facing the heat dissipating housing is provided with a shield ring which abuts an edge of the heat dissipating housing; the surface of the heat dissipation plate far away from the heat dissipation shell is provided with heat dissipation fins.

3. A downlight according to claim 1, wherein the light source assembly comprises a light source support, a light source plate disposed between the light source support and the heat dissipation housing, and a lens cooperating with the light source plate.

4. A downlight according to claim 3, wherein the light source assembly further comprises a lampshade clamped to the inner wall of the heat dissipation housing, the lens abutting against the lampshade.

5. A downlight according to claim 4, wherein the light cover has a stop collar thereon, the lens being located within the stop collar.

6. A down lamp as claimed in claim 3, wherein the heat dissipating housing has a plurality of first threaded holes and a plurality of second threaded holes for mounting the light source plate, the plurality of first threaded holes are arranged along a same straight line, and the plurality of second threaded holes are arranged along a same straight line.

7. A down lamp according to claim 6, wherein the straight lines of the first and second screw holes are parallel to each other.

8. A down lamp as claimed in claim 6, wherein the heat dissipation housing is provided with a first flange at the aperture of the first threaded hole, and the heat dissipation housing is provided with a second flange at the aperture of the second threaded hole.

9. A downlight according to claim 1 wherein the heat dissipation housing is provided with a face ring, the face ring being integrally formed with the heat dissipation housing.

10. A downlight according to claim 1 further comprising a press clip removably connected to the heat dissipating housing, and a spring bracket riveted to the heat dissipating housing.