CN112325201A

CN112325201A - Explosion-proof lamp

Info

Publication number: CN112325201A
Application number: CN202011304339.2A
Authority: CN
Inventors: 周明杰; 吴汉
Original assignee: Oceans King Lighting Science and Technology Co Ltd; Oceans King Dongguan Lighting Technology Co Ltd; Shenzhen Oceans King Lighting Engineering Co Ltd
Current assignee: Oceans King Lighting Science and Technology Co Ltd; Oceans King Dongguan Lighting Technology Co Ltd; Shenzhen Oceans King Lighting Engineering Co Ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-02-05

Abstract

This application is applicable to lighting technology field, provides an explosion-proof lamp, includes: the lamp shell is internally provided with an accommodating groove, and a step surface is formed on the groove wall of the accommodating groove; the lamp source is accommodated in the accommodating groove, and the edge of the lamp source is attached and fixed on the step surface; the driving structure is accommodated in the accommodating groove and is electrically connected to the lamp source, and at least one side of the driving structure is attached to the groove wall of the accommodating groove. Step face on the cell wall of lamp source laminating storage tank, the cell wall of at least one side laminating storage tank of drive structure, then the heat that lamp source and drive structure distribute at the during operation all can be through lamp body heat dissipation to the outside, and the heat that is convenient for lamp source and drive structure to distribute out forms heat convection with the outside air in time, guarantees the radiating effect of lamp source and drive structure. In addition, the accommodating groove is formed in the lamp shell, the lamp source and the driving structure are both accommodated in the accommodating groove, the additional arrangement of the safety increasing cavity and the explosion isolating cavity is not needed, the material consumption of the lamp shell is reduced, and the weight and the volume of the whole explosion-proof lamp are reduced.

Description

Explosion-proof lamp

Technical Field

The application belongs to the technical field of lighting, more specifically says, relates to an explosion-proof lamp.

Background

The conventional explosion-proof lamp is generally provided with an increased safety cavity and an explosion-proof cavity, so that the heat dissipation effects of the driving structure and the lamp source are enhanced while the explosion-proof effect is realized.

However, the arrangement of the safety chamber and the explosion-proof chamber leads to a very large volume of the explosion-proof lamp, and the use amount of the material is large, which leads to an increase in the weight of the explosion-proof lamp and a reduction in the convenience of the lamp.

Disclosure of Invention

One of the purposes of the embodiment of the application is as follows: the utility model provides an explosion-proof lamp, aims at solving among the prior art, explosion-proof lamp volume, weight lead to the technical problem that the convenience is low in the use greatly.

In order to solve the technical problem, the embodiment of the application adopts the following technical scheme:

provided is an explosion-proof lamp including:

the lamp shell is internally provided with an accommodating groove, and a step surface is formed on the groove wall of the accommodating groove;

the lamp source is accommodated in the accommodating groove, and the edge of the lamp source is attached and fixed to the step surface;

the driving structure is accommodated in the accommodating groove and is electrically connected to the lamp source, and at least one side of the driving structure is attached to the groove wall of the accommodating groove.

In one embodiment, a fixing portion is formed on a wall of the accommodating groove, the fixing portion surrounds the periphery of the driving structure, and the step surface is formed on the fixing portion.

In one embodiment, the lamp housing includes a main housing and a front housing covering the main housing, the accommodating groove is opened in the main housing, and a sealing ring is tightly abutted between the main housing and the front housing.

In one embodiment, the outer wall of the main shell is provided with a plurality of first heat dissipation ribs distributed at intervals.

In one embodiment, the outer wall of the front shell is provided with a plurality of second heat dissipation ribs distributed at intervals.

In one embodiment, the front shell is provided with a window, a transparent piece opposite to the light source is covered at the window, and a sealant is filled between the transparent piece and the front shell.

In one embodiment, the driving structure is sealed in the accommodating groove; the driving structure comprises a driving shell, a driving piece sealed in the driving shell and electrically connected to the lamp source, and a first buffer piece filled in the driving shell, wherein the first buffer piece is surrounded on the periphery of the driving piece and is attached to the driving piece.

In one embodiment, the first buffer member is made of silicone or rubber.

In one embodiment, a driving frame is disposed in the lamp housing, one side of the driving structure is attached to a groove wall of the accommodating groove, and the other side of the driving structure abuts against the driving frame.

In one embodiment, a second buffer member is disposed around the outer periphery of the driving structure, and the second buffer member abuts against the driving frame.

The beneficial effect of the explosion-proof lamps and lanterns that this application embodiment provided lies in: compared with the prior art, in this application, the lamp source laminating is in the step face on the cell wall of storage tank, and at least one side of drive structure laminates in the cell wall of storage tank for the heat homoenergetic that lamp source and drive structure distribute at the during operation can directly dispel the heat to the outside through the lamp body, so that the heat that lamp source and drive structure distribute out forms heat convection with outside air in time, guarantees the radiating effect of lamp source and drive structure. In addition, the accommodating groove is formed in the lamp housing, the lamp source and the driving structure are both accommodated in the accommodating groove, namely the lamp source and the driving structure are accommodated in the same accommodating groove, the additional arrangement of the installation increasing cavity and the explosion isolating cavity is not needed, the material consumption of the lamp housing is reduced, the weight and the volume of the whole explosion-proof lamp are reduced, and the use convenience of the explosion-proof lamp is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, 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 invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is an exploded view of an explosion-proof lamp provided in an embodiment of the present application;

fig. 2 is an internal structure view of an explosion-proof lamp provided in the embodiment of the present application;

fig. 3 is a first cross-sectional view of an explosion-proof lamp according to an embodiment of the present disclosure;

fig. 4 is a second cross-sectional view of an explosion-proof lamp according to an embodiment of the present application;

fig. 5 is a perspective structural view of an explosion-proof lamp provided in the embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

1-a lamp housing; 101-a containing groove; 102-step surface; 103-through hole; 11-a fixed part; 12-a main shell; 13-a front shell; 131-a window; 14-first heat dissipation ribs; 15-second heat dissipation ribs; 16-a sealing ring; 17-convex edge; 2-a light source; 3-a drive structure; 4-a transparent member; 5-a driving frame; 6-a second buffer; 7-a filler; 8-a compression nut; 9-fixing frame.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does 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, is not to be considered as limiting.

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.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and can be communicated with each other inside the two components or in an interaction relationship of the two components; similarly, the communication may be direct or indirect via an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

For explaining the technical scheme of the application, the following detailed description is made in conjunction with the specific drawings and the embodiments:

referring to fig. 1 to fig. 3, an explosion-proof lamp according to an embodiment of the present disclosure includes a lamp housing 1, a lamp source 2, and a driving structure 3.

The lamp housing 1 is provided with an accommodating groove 101 therein, a step surface 102 is formed on the lamp housing 1, and the step surface 102 is formed on a groove wall of the accommodating groove 101. The lamp source 2 is accommodated in the accommodating groove 101, and one side edge of the lamp source 2 is attached to and fixed on the step surface 102, so that heat emitted by the lamp source 2 during operation can be directly emitted to the outside through the lamp housing 1. Drive structure 3 holds in storage tank 101 and with 2 interval distribution of lamp source, and drive structure 3 electricity is connected in lamp source 2 and is used for controlling the work of lamp source 2, and in addition, at least one side laminating in storage tank 101 of drive structure 3 is also drive structure 3 and directly laminates in lamp body 1, so, the heat that drive structure 3 during operation distributed out can directly give off to the external world through lamp body 1.

In this application embodiment, lamp source 2 laminates step face 102 on the cell wall of storage tank 101, and at least one side of drive structure 3 laminates in the cell wall of storage tank 101 for lamp source 2 and drive structure 3 can directly dispel the heat to the outside through lamp body 1 at the heat homoenergetic that the during operation gived off, so that the heat that lamp source 2 and drive structure 3 distribute out forms heat convection with the ambient air in time, guarantees lamp source 2 and drive structure 3's radiating effect. In addition, the accommodating groove 101 is formed in the lamp housing 1, the lamp source 2 and the driving structure 3 are both accommodated in the accommodating groove 101, namely the lamp source 2 and the driving structure 3 are accommodated in the same accommodating groove 101, an additional arrangement cavity and an explosion-proof cavity are not required to be additionally arranged, the material consumption of the lamp housing 1 is reduced, the weight and the volume of the whole explosion-proof lamp are reduced, the use convenience of the explosion-proof lamp is improved, and the manufacturing cost of the explosion-proof lamp is reduced. In addition, one side edge of the lamp source 2 is attached to the step surface 102, and at least one side of the driving structure 3 is directly attached to the lamp housing 1, so that the contact areas of the lamp source 2 and the driving structure 3 with the lamp housing 1 can be increased, the lamp housing 1 is favorable for realizing the heat conduction effect of the lamp source 2 and the driving structure 3, the heat of the lamp and the natural convection effect of the outside air are improved, and the heat dissipation effect of the explosion-proof lamp is favorable for being optimized.

Referring to fig. 2, in the present embodiment, a fixing portion 11 is formed on a wall of the accommodating groove 101, and the fixing portion 11 is disposed around the periphery of the driving structure 3, so as to improve the compactness of the driving structure 3 and the lamp housing 1, thereby reducing the volume of the lamp housing 1. The stepped surface 102 is formed on the fixing portion 11. Thus, the fixing portion 11 is formed on the wall of the containing groove 101, and the light source 2 is attached to the step surface 102 of the fixing portion 11, so that the heat emitted from the light source 2 is dissipated through the fixing portion 11. And, one side laminating in the diapire of storage tank 101 of drive structure 3, and fixed part 11 encloses the periphery of locating drive structure 3, so, most heat that drive structure 3 during operation distributed out can directly give off to the external world through lamp body 1, and the small part heat of drive structure 3 during operation can realize giving off through fixed part 11 to drive structure 3's heat radiating effect has been guaranteed.

Referring to fig. 1 to 4, in the embodiment, the lamp housing 1 includes a main housing 12 and a front housing 13 covering the main housing 12, the accommodating groove 101 is disposed in the main housing 12, that is, the driving structure 3 and the lamp source 2 are both accommodated in the main housing 12, and the main housing 12 and the front housing 13 are disposed to facilitate the operation of disassembling and assembling the explosion-proof lamp, so as to facilitate the maintenance and replacement of the lamp source 2 and the driving structure 3 in the main housing 12. And, realize fixing through the fastener between the terminal surface of main casing 12 and the terminal surface of preceding shell 13, and support tightly between the terminal surface of main casing 12 and the terminal surface of preceding shell 13 and have sealing washer 16 to realize the sealing of the junction of main casing 12 and preceding shell 13, guarantee the sealed effect of lamp body 1.

In a specific embodiment, one side of the driving structure 3 along the distribution direction of the main casing 12 and the front casing 13 is attached to the bottom wall of the accommodating groove 101, that is, the driving structure 3 is attached to the bottom wall of the main casing 12, and the fixing portion 11 is formed on the bottom wall and the side wall of the main casing 12, so that the heat emitted from the light source 2 or the driving structure 3 can be sequentially dissipated to the outside through the fixing portion 11 and the main casing 12, thereby achieving the heat dissipation effect of the driving structure 3 and the light source 2.

Referring to fig. 5, in the present embodiment, a plurality of first heat dissipating ribs 14 are disposed on an outer wall of the main casing 12. What need to explain here is, a plurality of first heat dissipation muscle 14 distribute on the outer wall of main casing 12, and a plurality of first heat dissipation muscle 14's variation in size, specific size corresponds the setting according to the concrete shape of main casing 12 outer wall, so, drive structure 3 and lamp source 2 directly dispel the heat to first heat dissipation muscle 14 through main casing 12 at the heat that the during operation was given out, first heat dissipation muscle 14 is direct to carry out the convection contact with external air to realize thermal giving off.

Referring to fig. 5, in the present embodiment, the outer wall of the front shell 13 is provided with a plurality of second heat dissipation ribs 15 distributed at intervals. What need explain here is, a plurality of second heat dissipation muscle 15 distribute on the outer wall of preceding shell 13, and a plurality of second heat dissipation muscle 15's variation in size, and concrete size corresponds the setting according to the concrete shape of preceding shell 13 outer wall, so, drive structure 3 and lamp source 2 dispel the heat to second heat dissipation muscle 15 through preceding shell 13 directly at the heat that the during operation is dispelled out, the second heat dissipation muscle 15 is direct to carry out the contact convection with external air to realize thermal giving off.

Referring to fig. 1 to 3, in the present embodiment, a window 131 is formed on the front housing 13, the window 131 is covered with the transparent member 4 opposite to the light source 2, and a sealant is filled between the transparent member 4 and the front housing 13. It should be noted here that the sealant filled between the edge of the transparent member 4 and the front shell 13 fills and seals the gap at the joint between the transparent member 4 and the front shell 13, so as to ensure the sealing effect inside the lamp housing 1. Wherein, the transparent part 4 adopts 10mm thick toughened glass, and this toughened glass passes through 1.5 MPa's hydrostatic pressure test, guarantees the quality of transparent part 4. When the sealant is filled between the transparent part 4 and the front shell 13, the joint of the transparent part 4 and the front shell 13 is primed by the transparent 907 glue, and then the sealant is filled by the two-component silica gel, wherein the 907 glue and the two-component silica gel are soft gels, have certain elasticity, have tolerance of stress deformation of the transparent part 4, and enhance the pressure bearing capacity of the transparent part 4.

In specific embodiment, one side edge of the transparent part 4 is abutted against the front shell 13, a limiting block is fixed on the front shell 13, and the limiting block is abutted against the other side edge of the transparent part 4, namely, the opposite side edges of the transparent part 4 are abutted against the front shell 13 and the limiting block, so that the limitation on the transparent part 4 is enhanced, the transparent part 4 is prevented from shaking to cause a gap to appear between the transparent part 4 and the front shell 13, the sealing effect of the lamp housing 1 is ensured, and the isolated state is realized inside and outside the lamp housing 1.

In the present embodiment, the driving structure 3 is sealed in the accommodating groove 101; drive structure 3 is including drive shell, driving piece and first bolster, and drive shell and lamp body 1 all are in encapsulated situation, and the sealed lamp body 1 of locating of drive shell, the sealed driving piece of locating in the drive shell and electricity connect in lighting assembly, and first bolster is filled in the drive shell, and first bolster encloses the periphery of locating the driving piece to laminate in the driving piece, also be, the driving piece inlays and locates in the first bolster. It should be noted that, the explosion-proof lamp in this embodiment can be applied to the environment of low pressure in the plateau, so as to improve the adaptability of the explosion-proof lamp. When the explosion-proof lamp is applied to a plateau low-pressure environment, the air pressure inside the explosion-proof lamp is greater than the ambient air pressure, that is, the air pressures inside the lamp housing 1 and the driving housing are both greater than the ambient air pressure, and the lamp housing 1 or the driving housing is easy to expand. The driving piece is sealed in the drive shell, the drive shell intussuseption is filled with first bolster, first bolster encloses the periphery of locating the driving piece and laminates in the driving piece, so, under plateau low-pressure environment, when there is atmospheric pressure difference inside and outside the drive shell, first bolster produces reverse effort to the driving piece when the driving piece inflation, realize the atress compensation effect to the driving piece, avoid components and parts on the driving piece impaired under atmospheric pressure difference's effect, improve the protection to the driving piece, so that explosion-proof lamps and lanterns can normally work under plateau low-pressure environment. In addition, through the setting of sealing washer 16, sealed glue, guarantee the sealed effect of lamp body 1 to make the drive shell seal in lamp body 1, also be lamp body 1 inside and outside isolated, make the inside and the inside atmospheric pressure balanced state that is in of drive shell, thereby make the effect of external low atmospheric pressure unable driving piece that acts on drive shell inside, realize the protection to the driving piece. Therefore, the sealing effect of the first buffer part and the driving shell and the sealing effect of the lamp shell 1 respectively realize double protection effects on the driving part, ensure the normal use of the lamp under the high altitude low pressure, improve the use safety and reliability of the explosion-proof lamp under the high altitude low pressure environment, and avoid the explosion phenomenon of the explosion-proof lamp.

In this embodiment, the first buffer is configured as a silicone rubber. What need to be explained here is that silica gel's elasticity is very good, is favorable to first bolster to realize reverse cushioning effect to the driving piece, guarantees the atress compensation to the driving piece to avoid the driving piece to take place phenomenons such as inflation, bursting under the effect of atmospheric pressure difference and lead to the components and parts on the driving piece to be impaired. In addition, the arrangement of the silica gel is beneficial to filling the first buffer part in the driving shell and wrapping the driving part, namely the first buffer part is beneficial to surrounding the driving part and abutting against the driving part, so that the driving part is embedded in the first buffer part, and the stress compensation effect of the first buffer part on the driving part is enhanced; and, the setting of silica gel helps first bolster to support and hold on the driving piece and can not crush the components and parts on the driving piece, realizes the protection to the components and parts on the driving piece.

In another embodiment, the first buffer member may also be provided as a rubber or other elastic structure.

Referring to fig. 1 to 3, in this embodiment, a driving frame 5 is fixed in the lamp housing 1, one side of the driving shell is attached to the inner wall of the lamp housing 1, and the other side of the driving shell is supported by the driving frame 5, that is, two sides of the driving shell are respectively supported by the inner wall of the lamp housing 1 and the driving frame 5, so as to limit the driving shell.

Referring to fig. 2, in the present embodiment, a second buffer member 6 is disposed around the outer periphery of the driving housing, and the second buffer member 6 abuts against between the driving frame 5 and the outer wall of the driving housing. So, when there is the atmospheric pressure difference and lead to the drive shell to take place the inflation inside and outside the drive shell, second bolster 6 produces reverse effort to the drive shell, realize the atress compensation effect to the drive shell, avoid the drive shell to take place the inflation and lead to the drive shell to take place the phenomenon that bursts, thereby can avoid the drive shell can't seal the driving piece and lead to external environment's low atmospheric pressure direct action on the driving piece, realize the protection to drive shell and driving piece, guaranteed the normal use of explosion-proof lamp under plateau low-pressure environment. In addition, the second buffer piece 6 is abutted between the driving shell and the driving frame 5, so that the driving frame 5 or the driving shell is prevented from being damaged due to hard contact between the driving shell and the driving frame 5, and the second buffer piece 6 enables the driving frame 5 and the driving shell to be in soft contact, so that the driving shell and the driving frame 5 are protected. In this embodiment, the second buffer member 6 is a silicone rubber, a rubber or other buffer structure.

In a specific embodiment, the main housing 12, the front housing 13, the driving housing, the lamp source 2 and the driving frame 5 are made of metal materials, which are helpful for conducting heat dissipated from the lamp source 2 and the driving member during operation to the outside. In this embodiment, the power of the lamp source 2 of the explosion-proof lamp is within 25W, and the total power of the explosion-proof lamp is within 30W, that is, the explosion-proof lamp is mainly applied to the occasions with medium and low power, by the above heat dissipation manner, the maximum temperature rise of the lamp source 2 of the explosion-proof lamp in this embodiment is 28.2 ℃, the maximum temperature rise of the driving part is 31 ℃, the maximum temperature rise of the transparent part 4 is 22.5 ℃, the maximum temperature rise of the lamp housing 1 is 20.5 ℃, the maximum temperature use environment of the whole explosion-proof lamp is 40 ℃, and the temperature of the lamp housing 1 and the temperature of the transparent part 4 are 62.5 ℃ at this time, so that the whole explosion-proof lamp meets the temperature requirement.

Referring to fig. 4, in the present embodiment, the main casing 12 is provided with a wire through hole 103, and the wire through hole 103 is used for a cable in the driving member to pass through and extend out of the outside. Lead to the intussuseption of line hole 103 to be filled with filler 7, filler 7 encloses the periphery of locating the cable, and filler 7 seals between lead to line hole 103 and cable, thereby fill the cable and lead to the clearance between the line hole 103, strengthen the sealed effect of lamp body 1 inside, avoid the sealed effect of lamp body 1 not good and lead to the inside and outside phenomenon that has the atmospheric pressure difference of drive shell, thereby avoid external environment's low atmospheric pressure direct action driving piece, realize the protection to driving piece and components and parts above it, and do not influence the cable of connecting on the driving piece and lead to the external world. In this embodiment, the filler 7 may be a mineral filler 7 having a sealing effect, so that the cost is low, the sealing effect is good, and other types of sealing fillers 7 may also be used.

Referring to fig. 4, in the present embodiment, a circle of convex edge 17 is formed on a hole wall of the through hole 103, one end of the filler 7 along the axial direction of the through hole 103 abuts against the convex edge 17, the other end of the filler 7 along the axial direction of the through hole 103 abuts against the compression nut 8, and the compression nut 8 is locked in the through hole 103, that is, the filler 7 abuts against between the convex edge 17 and the compression nut 8 along the axial direction of the through hole 103. It should be noted here that the cable passes through filler 7 and gland nut 8 in proper order, gland nut 8 locks in logical line hole 103 to make gland nut 8 along the axial of leading to line hole 103 towards the motion of filler 7, thereby the extrusion filler 7, filler 7 also supports tightly in protruding edge 17 this moment, so that filler 7 warp and fill the clearance between the inner wall of cable and logical line hole 103 and strengthen the sealed effect of leading to line hole 103 and lamp body 1 inside, avoid the low pressure direct action driving piece of external environment, realize the protection to driving piece and above components and parts.

In a specific embodiment, a gasket is further sleeved on the cable, and the gasket is arranged between the gasket packing 7 and the compression nut 8, so that the compression nut 8 is prevented from directly extruding the packing 7 to damage the packing 7, and the sealing effect of the packing 7 is ensured.

Referring to fig. 5, in the present embodiment, the lamp housing 1 is provided with a fixing frame 9 for installing the explosion-proof lamp, and two ends of the fixing frame 9 are detachably connected to the main housing 12 of the lamp housing 1, so as to facilitate the installation and hanging operation of the explosion-proof lamp and improve the convenience of the explosion-proof lamp.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. An explosion-proof light fixture, comprising:

2. The explosion-proof lamp as claimed in claim 1, wherein a fixing portion is formed on a wall of the receiving groove, the fixing portion is disposed around an outer circumference of the driving structure, and the step surface is formed on the fixing portion.

3. The explosion-proof lamp as claimed in claim 1, wherein said lamp housing comprises a main housing and a front housing covering said main housing, said receiving groove is opened in said main housing, and a sealing ring is tightly pressed between said main housing and said front housing.

4. The explosion-proof lamp as claimed in claim 3, wherein a plurality of first heat dissipating ribs are provided on the outer wall of the main housing at intervals.

5. The explosion-proof lamp as claimed in claim 3, wherein the outer wall of the front shell is provided with a plurality of second heat dissipating ribs which are distributed at intervals.

6. The explosion-proof lamp as claimed in claim 3, wherein said front shell has a window, said window is covered with a transparent member facing said lamp source, and a sealant is filled between said transparent member and said front shell.

7. The explosion proof lamp of any one of claims 1 to 6 wherein said drive structure is sealed within said receiving cavity; the driving structure comprises a driving shell, a driving piece sealed in the driving shell and electrically connected to the lamp source, and a first buffer piece filled in the driving shell, wherein the first buffer piece is surrounded on the periphery of the driving piece and is attached to the driving piece.

8. The explosion proof lamp as recited in claim 7, wherein said first dampener is configured as silicone or rubber.

9. The explosion-proof lamp as claimed in any one of claims 1 to 6, wherein a driving frame is provided in the lamp housing, one side of the driving structure is attached to the wall of the receiving groove, and the other side of the driving structure is supported against the driving frame.

10. The explosion proof lamp as recited in claim 9, wherein a second buffer member is disposed around the outer periphery of said driving structure, said second buffer member abutting against said driving frame.