CN219300691U - Maintenance-free miner's lamp - Google Patents

Abstract

The utility model relates to the field of miner lamps, and particularly discloses a maintenance-free miner lamp which comprises a miner lamp body consisting of a lamp cup, a light source substrate and a control box, and a cover body positioned outside the miner lamp body; the miner lamp body is of a sealing structure, and a plurality of heat dissipation structures and at least one air flow channel are arranged between the outside of the miner lamp body and the cover body. The utility model designs the miner lamp body with the sealing structure in the limited space, and the heat dissipation air flow channel is arranged between the miner lamp body and the cover body, thereby realizing rapid heat dissipation, simultaneously ensuring that the internal components are not polluted by water vapor and dust, prolonging the service life of the miner lamp and realizing the maintenance-free purpose.

Description

Maintenance-free miner's lamp

Technical Field

The utility model belongs to the field of miner lamps, and particularly relates to a maintenance-free miner lamp.

Background

The miner's lamp is the illumination instrument that is used for the mine, because the interior environment of mine is abominable, and needs the time of production to use, and the overheated problem can appear in the miner's lamp, also often can be polluted by steam and dust, need regularly repair and maintenance.

With the advent of LED lamps, more and more miner lamps began to use LEDs to provide light sources, but the provision of heat dissipation structures and sealing structures within miner lamps became a contradiction. If the sealing is good, excessive heat is difficult to dissipate, and the miner lamp cannot be used for a long time due to the excessive temperature, and meanwhile, the service life of the miner lamp is also reduced; if the heat dissipation structure is good, air in the miner lamp is easy to circulate, so that sealing is not tight, and water and dust easily enter the lamp body. Therefore, there is a need for a new mine lamp structure that achieves the dual effects of rapid heat dissipation and high sealing in a limited space.

Disclosure of Invention

In view of the above, the present utility model provides a maintenance-free miner's lamp. The technical scheme adopted by the utility model is as follows:

a maintenance-free miner lamp comprises a miner lamp body consisting of a lamp cup, a light source substrate and a control box, and a cover body positioned outside the miner lamp body; the miner lamp body is of a sealing structure, and a plurality of heat dissipation structures and at least one air flow channel are arranged between the outside of the miner lamp body and the cover body.

The structure aims to provide the miner lamp with the sealing structure and the heat dissipation structure, a heat dissipation air flow channel is arranged between the miner lamp body and the cover body, so that the aim of quick heat dissipation is fulfilled, meanwhile, the internal components are prevented from being polluted by water vapor and dust, the service life of the miner lamp is prolonged, and the aim of maintenance-free is fulfilled.

Optionally, a plurality of fins are uniformly distributed on the protrusions on the outer surface of the lamp cup, and the fins support the cover body and form air flow channels between two adjacent fins.

Optionally, the lamp cup and the fin are integrally formed, and are made of high heat dissipation materials.

Optionally, the lamp cup and the fins are made of all aluminum, and an aluminum oxide film is formed on the surfaces of the lamp cup and the fins.

Optionally, the light source substrate includes a ceramic heat dissipation plate, a main light source is arranged at a center of the ceramic heat dissipation plate, and four auxiliary light sources are annularly distributed around the main light source.

Optionally, the control box is contacted with the side edge surface of the ceramic heat dissipation plate, and a plurality of heat dissipation fins are arranged on the periphery of the control box.

Optionally, the control box is made of all aluminum, and an aluminum oxide film is formed on the surface of the control box.

Optionally, the joints of the lamp cup, the light source substrate and the control box are all provided with dustproof sealing rings.

Optionally, a ventilation and heat dissipation net opening is formed in the tail of the cover body.

The maintenance-free miner lamp also comprises a power supply arranged in or outside the cover body.

Compared with the prior art, the maintenance-free miner lamp has the following beneficial effects: the LED lamp group and the radiating component are arranged into a sealed combined miner lamp body, radiating fins with radiating function are arranged outside the miner lamp body, and an airflow channel is arranged between the miner lamp body and the outer shell, so that airflow can flow through the outer surfaces of the radiating fins, heat is taken away in time, rapid radiating is realized, and meanwhile, the components in the miner lamp body can be sealed and protected. And the outer shell is provided with a quick-release plate, so that the surface dust removing operation of the miner lamp body in the outer shell is facilitated. Therefore, the maintenance-free miner lamp can prolong the service life of the miner lamp and realize the maintenance-free purpose.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic diagram of the light source substrate in FIG. 1;

fig. 4 is a schematic structural view of the control box in fig. 1.

In the figure: the LED lamp comprises a lamp cup 1, a light source substrate 2, a control box 3, a cover 4, a 5-air extraction component, a 6-connecting terminal, 11-fins, a 21-ceramic heat dissipation plate 22-a main light source 23-an auxiliary light source 24-a compacting part 31-an upper cover 32-a lower cover 33-a heat dissipation plate 41-a heat dissipation net opening 311-a round hole.

Detailed Description

For a better understanding of the objects, structures and functions of the present utility model, a maintenance-free miner's lamp according to the utility model will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-4, the present embodiment provides a maintenance-free miner's lamp, which includes a lamp cup 1, a light source substrate 2, a control box 3, and a cover 4 fastened outside the lamp cup 1, the light source substrate 2 and the control box 3; the lamp cup 1, the light source substrate 2 and the control box 3 are fastened by bolts, and dustproof sealing rings are arranged between every two lamp cup 1, the light source substrate 2 and the control box 3 are combined into a combined sealing body, namely a miner lamp body, and the interior of the miner lamp body is sealed and isolated from the exterior; the cover body 4 is arranged on the periphery of the combined sealing body, plays a role in fixing and protecting, and forms a gap capable of passing air flow between the miner lamp body and the cover body 4 as an air flow channel.

Specifically, as shown in fig. 1 and 2, the lamp cup 1 is a bowl-shaped reflecting shade, is made of all-aluminum material, can effectively focus light and is fast in heat dissipation, a light-transmitting mirror is arranged at the top end opening of the lamp cup 1, and a cup opening is formed at the bottom end of the lamp cup 1 and is used for accommodating the light source substrate 2; a plurality of raised fins 11 are arranged on the periphery of the top end of the lamp cup 1, and the fins 11 play a role in radiating and supporting the connecting cover body 4, so that air flow can enter the cover body 4 through gaps of the fins 11; the light source substrate 2 comprises a disc-shaped ceramic heat dissipation plate 21 and a main light source 22 positioned in the center of the surface of the ceramic heat dissipation plate 21, four auxiliary light sources 23 are annularly distributed around the main light source 22, and the main light source 22 and the auxiliary light sources 23 both adopt LED luminous sheets, wherein the main light source 22 is a high-brightness light source with the power of more than 2.5W and less than 5W, and the power of the auxiliary light source 23 is between 0.5W and 1W; the control box 3 comprises an upper cover 31 and a lower cover 32, the upper cover 31 and the lower cover 32 are provided with groove parts, the upper edges of the groove parts of the upper cover 31 and the lower cover 32 are fastened and covered by bolts, a sealed cavity is formed inside the covered part, a controller 5 is fixed in the cavity, and a round hole 311 for accommodating and fixing the light source substrate 2 is formed in the center of the groove part of the upper cover 31; as shown in fig. 1, the light source substrate 2, the upper cover 31 and the lamp cup 1 can be simultaneously connected together by a group of bolts, and the assembly is relatively simple.

Further, in this embodiment, as shown in fig. 3, the back edge of the light source substrate 2 extends outwards to form the pressing portion 24, the light source substrate 2 may partially pass through the circular hole 311 of the upper cover 31, and the pressing portion 24 may press and fasten the upper cover 31 to the bottom end of the lamp cup 1 when assembled because the outer diameter is larger than the aperture of the circular hole 311, and at the same time, the light source substrate 2 passes through the circular hole 311 of the upper cover 31 and enters into the cup mouth of the lamp cup 1.

Further, in the present embodiment, as shown in fig. 4, the peripheries of the upper cover 31 and the lower cover 32 are provided with a plurality of heat dissipation fins 33; the upper cover 31, the lower cover 32 and the heat sink 33 are all made of high-heat-conductivity aluminum materials; meanwhile, the surfaces of the upper cover 31 and the lower cover 32 are subjected to anodic oxidation treatment to generate an aluminum oxide film, so that the aluminum oxide film has the properties of non-conductivity and corrosion resistance.

Further, in the present embodiment, in order to effectively circulate air, a ventilation and heat dissipation net opening 41 is opened at the tail of the cover 4.

Further, in the present embodiment, the lower cover 32 is provided with a connection terminal 6 penetrating inside and outside the cover body, and a sealing insulating ring is provided between the connection terminal 6 and the lower cover 32; the connection terminal 6 is used for external power supply.

The utility model has simple structure and lower cost, can simultaneously realize the purposes of quick heat dissipation in the miner lamp and sealing protection of the electrical elements, can effectively prolong the service life of the miner lamp, and does not need maintenance in the life cycle.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (10)

1. The maintenance-free miner lamp is characterized by comprising a miner lamp body consisting of a lamp cup (1), a light source substrate (2) and a control box (3), and a cover body (4) positioned outside the miner lamp body; the miner lamp body is of a sealing structure, and a plurality of heat dissipation structures and at least one air flow channel are arranged between the outside of the miner lamp body and the cover body (4).

2. The maintenance-free miner's lamp according to claim 1, characterized in that a plurality of fins (11) are uniformly distributed on the outer surface of the lamp cup (1), and the fins (11) support the cover body (4) and form air flow channels between two adjacent fins (11).

3. Maintenance-free miner's lamp according to claim 2, characterized in that the lamp cup (1) and the fins (11) are integrally formed and are made of high heat dissipation materials.

4. A maintenance-free miner's lamp according to claim 3, characterized in that the lamp cup (1) and the fins (11) are all aluminum and an aluminum oxide film is formed on the surfaces.

5. Maintenance-free miner's lamp according to claim 1, characterized in that the light source base plate (2) comprises a ceramic heat dissipation plate (21), a main light source (22) is arranged in the center of the ceramic heat dissipation plate (21), and four auxiliary light sources (23) are distributed around the main light source (22).

6. Maintenance-free miner's lamp according to claim 5, characterized in that the control box (3) is in contact with the side edge surface of the ceramic heat dissipation plate (21), and the periphery of the control box (3) is provided with a plurality of heat dissipation fins (33).

7. The maintenance-free miner's lamp according to claim 6, characterized in that the control box (3) is made of all aluminum and an aluminum oxide film is formed on the surface.

8. Maintenance-free miner's lamp according to any of claims 1-7, characterized in that the joints of the lamp cup (1), the light source base plate (2) and the control box (3) are provided with dust-proof sealing rings.

9. Maintenance-free miner's lamp according to claim 8, characterized in that the tail of the cover body (4) is provided with a ventilation and heat dissipation net opening (41).

10. Maintenance-free miner's lamp according to claim 1 or 9, characterized by further comprising a power supply arranged inside the cover (4) or outside the cover (4).

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