CN214948428U

CN214948428U - Lamp fitting

Info

Publication number: CN214948428U
Application number: CN202120647191.6U
Authority: CN
Inventors: 黄小华
Original assignee: Shanghai Shanghe Electromechanical Technology Co ltd
Current assignee: Shanghai Shanghe Electromechanical Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-30
Anticipated expiration: 2031-03-30

Abstract

The utility model provides a lamp, include: a light source assembly having a mounting surface; the light source component comprises a supporting piece, and the supporting piece is convexly arranged on the mounting surface; the heat dissipation piece is connected to the mounting surface and is positioned on the inner side of the support piece; a power supply assembly electrically connected to the light source assembly; the power supply assembly is provided with a connecting surface, and the connecting surface is connected to one side of the support piece away from the mounting surface so as to form a heat dissipation channel between the connecting surface and the mounting surface; the heat dissipation member is located in the heat dissipation channel. The utility model discloses an optimize the concrete structure that sets up lamps and lanterns, solved the technical problem that traditional lamps and lanterns radiating efficiency is low.

Description

Lamp fitting

Technical Field

The utility model relates to a lighting apparatus technical field especially relates to a lamp.

Background

With the development of the LED technology, LED lamps are widely used in the lighting field based on the characteristics of high luminous efficiency, long service life, low power consumption, etc. of the LED lamps themselves. When the LED lamp works, the temperature of the LED continuously rises until the temperature is stable due to the current heat effect generated after the current is conducted, namely the temperature rise of the LED lamp occurs. In practical application, the temperature rise of the LED is a main cause of the deterioration and failure of the LED performance, and therefore, it is essential to lead out the heat generated by the LED in time to improve the service life and the service performance of the LED.

Currently, a common heat dissipation system for LED lamps includes using aluminum heat fins as a part of the housing to increase the heat dissipation area, so as to dissipate heat into the air by means of air convection. However, in the self-cooling heat dissipation method, the heat dissipation fins are used as the main body, and because the contact area between the heat dissipation fins and the air needs to be increased as much as possible to satisfy the heat dissipation performance, and the size of the LED lamp is limited, the heat dissipation efficiency of the LED lamp is low, and even the heat dissipation requirement of the LED lamp cannot be satisfied.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a lamp to solve the technical problem that traditional lamps and lanterns radiating efficiency is low among the correlation technique.

The utility model provides a lamp, include:

a light source assembly having a mounting surface; the light source component comprises a supporting piece, and the supporting piece is convexly arranged on the mounting surface;

the heat dissipation piece is connected to the mounting surface and is positioned on the inner side of the support piece;

a power supply assembly electrically connected to the light source assembly; the power supply assembly is provided with a connecting surface, and the connecting surface is connected to one side of the support piece away from the mounting surface so as to form a heat dissipation channel between the connecting surface and the mounting surface; the heat dissipation member is located in the heat dissipation channel.

Optionally, the light source assembly further comprises a protective housing and a light source;

the protective shell is provided with a mounting through hole, the mounting surface is arranged on one side of the protective shell, and the heat radiating piece covers the mounting through hole to be connected to the mounting surface of the protective shell;

the light source is connected to one side, away from the power supply assembly, of the heat dissipation member, and is positioned in the mounting through hole; the light source is electrically connected to the power supply assembly.

Optionally, the light source assembly further comprises a cover and a fixing piece;

the cover body covers the outer side of the light source, and one end of the cover body is abutted to the heat dissipation piece;

the fixing piece is connected with the heat dissipation piece, the fixing piece is provided with a fixing through hole, one end, far away from the heat dissipation piece, of the cover body penetrates into the fixing through hole, and the cover body is fixed on the heat dissipation piece through the fixing piece.

Optionally, the protective shell is made of stainless steel; and/or the presence of a gas in the gas,

the cover body is made of glass.

Optionally, the supporting member is provided in plurality, and the plurality of supporting members are provided to the mounting surface at intervals around the circumferential side of the mounting through hole.

Optionally, support piece keeps away from one side of installation face is equipped with the connecting hole, the connecting hole is along being close to the direction of installation face extends, be equipped with on the connection face and connect the via hole, connect the via hole with the connecting hole corresponds the setting, the light source subassembly still includes a plurality of connecting pieces, each the connecting piece passes in order connect the via hole with the connecting hole, in order to realize power supply subassembly with the connection fastening between the support piece.

Optionally, the heat sink comprises a thermally conductive substrate and a plurality of fins;

the heat conducting substrate is connected to the mounting surface;

the plurality of radiating fins are arranged on one side, far away from the light source assembly, of the heat conducting substrate in a protruding mode at intervals, and the plurality of radiating fins are located in the radiating channel.

Optionally, the heat sink is a red copper heat sink.

Optionally, the power supply assembly comprises a case and a circuit board;

the connecting surface is arranged on one side of the box body, and one side of the supporting piece, which is far away from the light source component, is connected to the box body;

the circuit board is arranged in the box body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in the technique, through optimizing the structure that sets up lamps and lanterns, effectively improved the heat dispersion of LED lamp. Specifically, a light source assembly, a heat sink and a power supply assembly are provided. The light source assembly and the power supply assembly are arranged at intervals so as to form air convection between the light source assembly and the power supply assembly, so that the heat dissipation effect of the light source assembly is improved; meanwhile, the heat dissipation piece is arranged on the light source assembly, so that heat generated by the light source assembly is conducted out and dissipated through the heat dissipation piece, and the heat dissipation performance of the LED lamp is further improved. Under the limited size of LED lamp, satisfied the heat dissipation demand of LED lamp to the radiating efficiency of LED lamp has greatly been improved.

Drawings

Fig. 1 is an exploded view of a lamp according to an embodiment of the present invention;

fig. 2 is a partially enlarged view of another view of fig. 1.

The reference numbers illustrate:

100	light source assembly	140	Cover body
				200	Heat sink	150	Fixing piece
300	Power supply assembly	151	Fixing through hole
				110	Support piece	160	Connecting piece
111	Connecting hole	210	Thermal substrate
				120	Protective shell	220	Heat sink
121	Mounting through hole	310	Box body
				130	Light source

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

In order to make the objects, technical solutions and advantageous effects of the present invention more clearly understood, the following technical solutions of the present invention are further described with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and 2, the present invention provides a lamp, including:

a light source assembly 100 having a mounting surface; the light source assembly 100 includes a supporting member 110, and the supporting member 110 is protruded from the mounting surface;

a heat sink 200 connected to the mounting surface, wherein the heat sink 200 is located inside the supporter 110;

a power supply assembly 300 electrically connected to the light source assembly 100; the power module 300 has a connecting surface connected to a side of the support member 110 away from the mounting surface to form a heat dissipation channel therebetween; the heat sink 200 is located in the heat dissipation channel.

In this embodiment, in order to realize the illumination effect of the lamp, the light source assembly 100 is provided. In order to achieve heat dissipation of the light source assembly 100, a heat dissipation member 200 is provided. The heat sink 200 is closely attached to the mounting surface to rapidly conduct heat generated at the light source assembly 100 to the heat sink 200, and then the heat sink 200 transfers the heat to the ambient air, thereby dissipating heat of the light source assembly 100. In order to electrically support the light source assembly 100, a power supply assembly 300 is provided. In order to achieve the spaced arrangement of the light source assembly 100 and the power source assembly 300 to form a heat dissipation channel between the connection surface and the mounting surface, a support member 110 is provided on the light source assembly 100. Both ends of the support 110 are connected to the light source assembly 100 and the power source assembly 300, respectively. For example, but not limited to, the support member 110 is a support foot. Thus, by at least a double-layer heat dissipation mechanism: firstly, the heat sink 200 directly conducts heat and dissipates heat to the light source assembly 100, and secondly, convection is formed between the light source assembly 100 and the power source assembly 300 through the heat dissipation channel to further dissipate heat; under the limited size of the LED lamp, the requirement of the LED lamp on heat dissipation is met, the heat dissipation efficiency of the LED lamp is greatly improved, and the service life of the LED lamp is prolonged.

For example, but not limited to, the heat sink 200 is detachably coupled to the light source assembly 100 by screws/bolts.

It should be understood that the light source module 100 also has an illumination surface disposed opposite the mounting surface, the illumination surface being disposed in a direction in which illumination is desired.

Optionally, the light source assembly 100 further comprises a protective housing 120 and a light source 130;

the protective shell 120 has a mounting through hole 121, the mounting surface is disposed at one side of the protective shell 120, and the heat sink 200 covers the mounting through hole 121 to be connected to the mounting surface of the protective shell 120;

the light source 130 is connected to a side of the heat sink 200 away from the power module 300, and the light source 130 is located in the mounting through hole 121; the light source 130 is electrically connected to the power supply assembly 300.

In this embodiment, in order to enhance the protection of the light source 130, a protective housing 120 is provided. The protective housing 120 covers the periphery of the light source 130 to reduce mechanical damage to the light source 130 caused by external mechanical force. The light source 130 is connected to the heat sink 200, so that heat generated by the light source 130 can be directly conducted to the heat sink 200, which is beneficial to increasing the heat dissipation efficiency of the light source 130. For example, but not limited to, the light source 130 is detachably attached to the heat sink 200 by screws/bolts.

For example, but not limiting of, the housing 120 and the support 110 are integrally formed for ease of manufacturing.

Optionally, the light source assembly 100 further includes a cover 140 and a fixing member 150;

the cover body 140 covers the outer side of the light source 130, and one end of the cover body 140 abuts against the heat sink 200;

the fixing member 150 is connected to the heat sink 200, the fixing member 150 has a fixing through hole 151, and one end of the cover body 140, which is far away from the heat sink 200, penetrates into the fixing through hole 151, so that the cover body 140 is fixed to the heat sink 200 through the fixing member 150.

In this embodiment, in order to protect the light source 130, a cover 140 is provided. The cover 140 covers the light source 130; and the cover body 140 abuts against the heat sink 200 to form a sealed space with the heat sink 200. The light source 130 is accommodated in the sealed space, so that the light source 130 is isolated from direct contact with the outside, and damage of the light source 130 by the external environment/people is reduced. It should be understood that the fixing through hole 151 and the cover 140 are adapted so as to sleeve the fixing member 150 outside the cover 140 and abut against the heat sink 200. In this way, the connection between the cover body 140 and the heat sink 200 may be further fastened. For example, but not limited to, the fixing member 150 is detachably coupled to the heat sink 200 by a screw/bolt.

Optionally, the protective casing 120 is made of stainless steel; and/or the presence of a gas in the gas,

the cover 140 is made of glass.

In this embodiment, in order to increase the rigidity of the protective casing 120 and improve the mechanical performance of the lamp, a stainless steel material is selected to prepare the protective casing 120.

Alternatively, the supporting member 110 is provided in plural, and the plural supporting members 110 are provided to the mounting surface at intervals around the peripheral side of the mounting through hole 121.

In this embodiment, in order to enhance the connection tightness between the light source module 100 and the power source module 300, a plurality of the supporting members 110 are provided. For example, but not limited to, a plurality of the supporting members 110 are uniformly spaced apart so that the mounting surface and the connecting surface are uniformly stressed. Therefore, the situation that the stress on the mounting surface and the connecting surface is uneven is effectively avoided, and the service life of the lamp is prolonged.

Optionally, one side of the support member 110, which is far away from the mounting surface, is provided with a connection hole 111, the connection hole 111 extends along a direction close to the mounting surface, the connection surface is provided with a connection via hole, the connection via hole corresponds to the connection hole 111, the light source assembly 100 further includes a plurality of connection members 160, each of the connection members 160 sequentially penetrates through the connection via hole and the connection hole 111, so as to realize connection and fastening between the power source assembly 300 and the support member 110.

In this embodiment, for example and without limitation, the connection member 160 is a screw/bolt.

Optionally, the heat sink 200 includes a thermally conductive substrate 210 and a plurality of heat sinks 220;

the heat conducting substrate 210 is connected to the mounting surface;

the plurality of heat dissipation fins 220 are protruded from one side of the heat conducting substrate 210 away from the light source assembly 100 at intervals, and the plurality of heat dissipation fins 220 are located in the heat dissipation channel.

In this embodiment, in order to accelerate the heat conduction of the heat sink 200, a heat conducting substrate 210 is provided. In order to improve the heat dissipation effect of the heat dissipation member 200, a plurality of heat dissipation fins 220 are provided.

Optionally, the heat sink 220 is a red copper heat sink 220.

In this embodiment, in order to improve the heat dissipation efficiency of the lamp, red copper is selected to prepare the heat dissipation fins 220. Since red copper has a thermal conductivity of 398, the red copper heat sink 220 is effective in increasing the rate of heat transfer at the light source 130 compared to brass 101209, stainless steel 17.

Optionally, the power module 300 includes a case 310 and a circuit board (not shown);

the connecting surface is arranged at one side of the box body 310, and one side of the supporting piece 110 far away from the light source assembly 100 is connected to the box body 310;

the circuit board is disposed in the case body 310.

In this embodiment, in order to protect the work circuit board of the lamp, a box 310 is provided. Therefore, the circuit board is accommodated in the box body 310 to provide a stable and airtight operation environment for the circuit board, so that interference of an external environment is avoided, and the safety performance of the lamp is improved.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A light fixture, comprising:

2. The luminaire of claim 1, wherein the light source assembly further comprises a protective housing and a light source;

3. The luminaire of claim 2, wherein the light source assembly further comprises a housing and a fixture;

4. The lamp of claim 3, wherein the protective housing is made of stainless steel; and/or the presence of a gas in the gas,

the cover body is made of glass.

5. The lamp of claim 2, wherein the supporting member is provided in plurality, and the plurality of supporting members are provided to the mounting surface at intervals around a peripheral side of the mounting through hole.

6. The lamp as claimed in claim 5, wherein the side of the supporting member away from the mounting surface is provided with a connecting hole, the connecting hole extends in a direction close to the mounting surface, the connecting surface is provided with a connecting via hole, the connecting via hole is disposed corresponding to the connecting hole, the light source module further comprises a plurality of connecting members, each connecting member sequentially passes through the connecting via hole and the connecting hole, so as to achieve connection and fastening between the power module and the supporting member.

7. The lamp of claim 1, wherein the heat sink comprises a thermally conductive substrate and a plurality of fins;

the heat conducting substrate is connected to the mounting surface;

8. The luminaire of claim 7 wherein said fins are copper fins.

9. The light fixture of claim 1, wherein the power supply assembly comprises a case and a circuit board;

the circuit board is arranged in the box body.