阅读说明：本技术 防爆灯壳体及相应的防爆灯 (Explosion-proof lamp shell and corresponding explosion-proof lamp ) 是由 薛林 周凯 阮桢 李睿堃 赵轶惠 洪嬴政 柳素燕 孙春辉 谢春龙 姜一桐 王俊军 于 2021-02-09 设计创作，主要内容包括：本发明涉及一种防爆灯壳体及相应的防爆灯,其中,所述的防爆灯壳体包括隔爆腔及第一透光腔,所述的隔爆腔中与所述的第一透光腔连接的一端开设有隔爆腔第一透光口,所述的隔爆腔第一透光口与所述的第一透光腔之间设有透明防爆件,通过透明防爆件将隔爆腔与第一透光腔隔开,包括该防爆灯壳体的防爆灯将电源模块及第一发光模块均置于隔爆腔中,避免了隔爆腔中的各个电器元件产生电弧或发热等情况时,引起外部环境中的易燃气体、粉尘产生爆炸。采用该种结构的防爆灯壳体及相应的防爆灯,有效满足聚光等照明要求,且该防爆灯壳体及相应的防爆灯安全等级更高,更便于携带,有效满足特殊作业环境下的使用需求。(The invention relates to an explosion-proof lamp shell and a corresponding explosion-proof lamp, wherein the explosion-proof lamp shell comprises an explosion-proof cavity and a first light-transmitting cavity, a first light-transmitting opening of the explosion-proof cavity is formed in one end, connected with the first light-transmitting cavity, of the explosion-proof cavity, a transparent explosion-proof piece is arranged between the first light-transmitting opening of the explosion-proof cavity and the first light-transmitting cavity, the explosion-proof cavity and the first light-transmitting cavity are separated through the transparent explosion-proof piece, and a power module and a first light-emitting module of the explosion-proof lamp comprising the explosion-proof lamp shell are both arranged in the explosion-proof cavity, so that the explosion of inflammable gas and dust in the external environment is avoided when electric elements in the explosion-proof cavity generate electric arcs or generate heat and the like. Adopt the explosion-proof lamp casing and corresponding explosion-proof lamp of this kind of structure, effectively satisfy lighting requirements such as spotlight, and this explosion-proof lamp casing and corresponding explosion-proof lamp security level are higher, and more portable effectively satisfies the user demand under the special operation environment.)

1. The explosion-proof lamp shell is characterized by comprising an explosion-proof cavity and a first light-transmitting cavity;

the explosion-proof chamber is provided with a first light transmitting opening of the explosion-proof chamber at one end connected with the first light transmitting chamber, and a transparent explosion-proof piece is arranged between the first light transmitting opening of the explosion-proof chamber and the first light transmitting chamber.

2. The housing of claim 1, further comprising a handle disposed outside the explosion-proof chamber.

3. The explosion-proof lamp shell according to claim 2, wherein a hollow handle cavity and a first through hole are arranged in the handle, a second through hole is arranged on the explosion-proof cavity, and the handle cavity is communicated with the inside of the explosion-proof cavity sequentially through the first through hole and the second through hole.

4. The explosion-proof lamp housing as defined in claim 3, wherein a third through hole is further provided in the handle, the third through hole communicates the second through hole with the outer surface of the explosion-proof lamp housing, and a detachable sealing plug is further provided at one end of the third through hole located at the outer surface of the explosion-proof lamp housing.

5. The explosion-proof lamp housing of claim 1, further comprising a second light-transmitting cavity, wherein a second light-transmitting opening of the explosion-proof cavity is formed in one end of the explosion-proof cavity connected with the second light-transmitting cavity.

6. The explosion-proof lamp housing of claim 1, wherein said explosion-proof chamber is formed of an integrally formed metallic material.

7. An explosion-proof lamp, characterized in that, the explosion-proof lamp includes a power module, a first light-emitting module and the explosion-proof lamp shell of any one of claims 1 to 6, the power module is connected with the first light-emitting module, and the power module and the first light-emitting module are both arranged in the explosion-proof chamber, and the first light-emitting module is located at the side adjacent to the transparent explosion-proof piece.

8. The explosion-proof lamp of claim 7, further comprising a control module, wherein the control module is located in the handle outside the explosion-proof chamber, and the control module is connected with the first light-emitting module and the power module.

9. The explosion-proof lamp of claim 8, wherein the control module comprises a main control unit, a control signal input unit and an information prompt unit; the main control unit is respectively connected with the control signal input unit, the information prompt unit, the power supply module and the first light-emitting module;

the main control unit is arranged in a handle cavity in the handle, and the control signal input unit and the information prompt unit are respectively embedded in corresponding embedding grooves on the handle.

10. The explosion-proof lamp of claim 9, further comprising a second light module, said second light module being adjacent to a second light-transmitting opening of the explosion-proof chamber;

the second light-emitting module is connected with the main control unit and the power supply module.

11. The explosion-proof lamp of claim 10, wherein the explosion-proof lamp comprises a signal wire, one end of the signal wire is connected with the main control unit, and the other end of the signal wire sequentially passes through a first through hole in the handle and a second through hole in the explosion-proof cavity and then is respectively connected with the first light-emitting module, the second light-emitting module and the power module, so that the wired connection between the main control unit and the first light-emitting module, the second light-emitting module and the power module is realized, and the first through hole and the second through hole are sealed by injecting glue.

12. The explosion-proof lamp of claim 11, wherein the explosion-proof lamp comprises a power line and a charging port, one end of the power line is connected with the charging port, the other end of the power line sequentially passes through a third through hole and a second through hole in the handle and then is connected with the power module, the charging port is embedded in the third through hole and is located in one end of the outer surface of the explosion-proof lamp shell, and the third through hole is sealed by injecting glue.

13. The explosion-proof lamp of claim 10, further comprising a lens module;

the lens module comprises a first lens, a second lens and a third lens;

the first lens is positioned at a first light transmitting opening of the light transmitting cavity in the first light transmitting cavity, wherein the first light transmitting opening of the light transmitting cavity in the first light transmitting cavity is positioned at one end, which is not connected with the explosion-proof cavity, in the first light transmitting cavity;

the second lens is positioned between the first light-emitting module and the transparent explosion-proof piece;

the third lens is positioned in a second light-transmitting cavity connected with a second light-transmitting opening of the explosion-proof cavity, and the third lens is positioned in a first light-transmitting opening of the light-transmitting cavity in the second light-transmitting cavity, wherein the first light-transmitting opening of the light-transmitting cavity in the second light-transmitting cavity is positioned at one end, which is not connected with the explosion-proof cavity, of the second light-transmitting cavity.

14. The explosion-proof lamp of claim 13, further comprising a second lens mounting bracket and a fixing base located inside the explosion-proof chamber;

the first light-emitting module is positioned on the fixed seat;

the second lens set up in the second lens mounting bracket on, the second lens mounting bracket with the fixing base be connected.

15. The explosion-proof lamp of claim 14, wherein a sliding groove is provided in the surface of the fixing base, which is attached to the explosion-proof chamber, a sliding rail corresponding to the sliding groove is provided on the inner wall of the explosion-proof chamber, and the sliding groove in the fixing base is disposed on the sliding rail in the explosion-proof chamber.

16. The explosion-proof lamp of claim 15, wherein said mounting base is constructed of a thermally conductive material.

17. The explosion-proof lamp of claim 13, wherein said first light-transmitting chamber comprises a distance adjusting portion, said distance adjusting portion is connected with said first lens, and the relative distance between said first lens and said transparent explosion-proof member is changed by adjusting said distance adjusting portion.

Technical Field

The invention relates to the field of electric appliances, in particular to the field of lamps, and particularly relates to an explosion-proof lamp shell and a corresponding explosion-proof lamp.

Background

When lighting is performed in some flammable gas, dust or other flammable dangerous environments, if the lighting lamp has problems such as electric arc, spark or high temperature, dangerous substances such as flammable gas, dust and the like in the surrounding environment are easily ignited to cause explosion, which brings danger.

Therefore, the explosion-proof lamp in the prior art is usually adopted as the lighting lamp operating in these environments, and the explosion-proof lamp in the prior art usually includes a housing 11 and a lampshade 12 covering an opening of the housing, and a circuit control part 13 and a lighting part 14 are disposed in a cavity formed by the housing 11 and the lampshade 12, and the specific structure thereof can be seen in fig. 1. Although the structure can meet the requirement of solid line illumination, the environment in which the explosion-proof lamp is applied usually has a high requirement on illumination light brightness, so that the power requirement of a light source is high, and the heat is large, while the explosion-proof lamp in the prior art has poor heat insulation and sealing performance because the electrical components are directly arranged in the cavity formed by the shell 11 and the lampshade 12, and cannot well meet the requirement of explosion-proof.

Disclosure of Invention

The invention provides an explosion-proof lamp shell with good sealing performance and high safety level and a corresponding explosion-proof lamp.

In order to achieve the above object, the explosion-proof lamp housing and the corresponding explosion-proof lamp of the present invention are as follows:

the explosion-proof lamp shell is mainly characterized in that the explosion-proof lamp shell comprises an explosion-proof cavity and a first light-transmitting cavity;

the explosion-proof chamber is provided with a first light transmitting opening of the explosion-proof chamber at one end connected with the first light transmitting chamber, and a transparent explosion-proof piece is arranged between the first light transmitting opening of the explosion-proof chamber and the first light transmitting chamber.

Preferably, the explosion-proof lamp shell further comprises a handle, and the handle is arranged on the outer side of the explosion-proof cavity.

Preferably, the handle is internally provided with a hollow handle cavity and a first through hole, the explosion-proof cavity is provided with a second through hole, and the handle cavity is communicated with the inside of the explosion-proof cavity through the first through hole and the second through hole in sequence.

Furthermore, a third through hole is further formed in the handle and is communicated with the second through hole and the outer surface of the explosion-proof lamp shell, and a detachable sealing plug is further arranged at one end, located on the outer surface of the explosion-proof lamp shell, in the third through hole.

Preferably, the explosion-proof lamp shell further comprises a second light-transmitting cavity, and a second light-transmitting opening of the explosion-proof cavity is formed in one end, connected with the second light-transmitting cavity, of the explosion-proof cavity.

Preferably, the explosion-proof cavity is made of an integrally formed metal material.

The explosion-proof lamp is mainly characterized by comprising a power supply module, a first light-emitting module and the explosion-proof lamp shell, wherein the power supply module is connected with the first light-emitting module, the power supply module and the first light-emitting module are arranged in the explosion-proof cavity, and the first light-emitting module is positioned on one side adjacent to the transparent explosion-proof piece.

Preferably, the explosion-proof lamp further comprises a control module, the control module is located in the handle outside the explosion-proof cavity, and the control module is connected with the first light-emitting module and the power module.

Preferably, the control module comprises a main control unit, a control signal input unit and an information prompt unit; the main control unit is respectively connected with the control signal input unit, the information prompt unit, the power supply module and the first light-emitting module;

the main control unit is arranged in a handle cavity in the handle, and the control signal input unit and the information prompt unit are respectively embedded in corresponding embedding grooves on the handle.

Furthermore, the explosion-proof lamp also comprises a second light-emitting module, and the second light-emitting module is adjacent to a second light-transmitting opening of the explosion-proof cavity in the explosion-proof cavity;

the second light-emitting module is connected with the main control unit and the power supply module.

Furthermore, the explosion-proof lamp comprises a signal wire, one end of the signal wire is connected with the main control unit, the other end of the signal wire sequentially penetrates through a first through hole in the handle and a second through hole in the explosion-proof cavity and then is respectively connected with the first light-emitting module, the second light-emitting module and the power module, wired connection of the main control unit with the first light-emitting module, the second light-emitting module and the power module is achieved, and glue is injected and sealed in the first through hole and the second through hole.

Furthermore, the explosion-proof lamp comprises a power line and a charging port, one end of the power line is connected with the charging port, the other end of the power line sequentially penetrates through a third through hole in the handle and the second through hole and then is connected with the power module, the charging port is embedded in one end, located in the third through hole, of the outer surface of the explosion-proof lamp shell, and the third through hole is sealed through glue injection.

Furthermore, the explosion-proof lamp also comprises a lens module;

the lens module comprises a first lens, a second lens and a third lens;

the first lens is positioned at a first light transmitting opening of the light transmitting cavity in the first light transmitting cavity, wherein the first light transmitting opening of the light transmitting cavity in the first light transmitting cavity is positioned at one end, which is not connected with the explosion-proof cavity, in the first light transmitting cavity;

the second lens is positioned between the first light-emitting module and the transparent explosion-proof piece;

the third lens is positioned in a second light-transmitting cavity connected with a second light-transmitting opening of the explosion-proof cavity, and the third lens is positioned in a first light-transmitting opening of the light-transmitting cavity in the second light-transmitting cavity, wherein the first light-transmitting opening of the light-transmitting cavity in the second light-transmitting cavity is positioned at one end, which is not connected with the explosion-proof cavity, of the second light-transmitting cavity.

Furthermore, the explosion-proof lamp also comprises a second lens mounting frame and a fixed seat which are positioned in the explosion-proof cavity;

the first light-emitting module is positioned on the fixed seat;

the second lens set up in the second lens mounting bracket on, the second lens mounting bracket with the fixing base be connected.

Furthermore, a sliding groove is arranged on the surface, attached to the explosion-proof cavity, of the fixing seat, a sliding rail corresponding to the sliding groove is arranged on the inner wall of the explosion-proof cavity, and the sliding groove in the fixing seat is arranged on the sliding rail in the explosion-proof cavity.

Furthermore, the fixing seat is made of heat conducting materials.

Furthermore, the first light-transmitting cavity comprises a distance adjusting part, the distance adjusting part is connected with the first lens, and the relative distance between the first lens and the transparent explosion-proof piece is changed by adjusting the distance adjusting part.

The explosion-proof lamp shell comprises an explosion-proof cavity and a first light-transmitting cavity, wherein a first light-transmitting hole of the explosion-proof cavity is formed in one end, connected with the first light-transmitting cavity, of the explosion-proof cavity, a transparent explosion-proof piece is arranged between the first light-transmitting hole of the explosion-proof cavity and the first light-transmitting cavity, the explosion-proof cavity and the first light-transmitting cavity are separated by the transparent explosion-proof piece, a power supply module and a first light-emitting module of the explosion-proof lamp shell are both arranged in the explosion-proof cavity, so that inflammable gas and dust in the external environment are prevented from being exploded when each electrical appliance element in the explosion-proof cavity generates electric arcs or generates heat, a light source generated by the first light-emitting module can be transmitted to the first light-transmitting cavity through the transparent explosion-proof piece to illuminate the external environment, and a common optical lens can be selected to be arranged on the first light-transmitting cavity due to the absence of the electrical appliance element in the first light-transmitting cavity, the lighting requirements such as spotlight are effectively met, the explosion-proof lamp shell and the corresponding explosion-proof lamp are higher in safety level and more convenient to carry, and the use requirements under the special operation environment are effectively met.

Drawings

Fig. 1 is a schematic structural diagram of an explosion-proof lamp in the prior art.

Fig. 2 is a schematic view of an external structure of an explosion-proof lamp housing according to an embodiment of the present invention.

Fig. 3 is an exploded view of an explosion proof lamp housing according to an embodiment of the present invention.

Fig. 4 is a perspective view of an explosion proof chamber in the housing of the explosion proof lamp according to an embodiment of the present invention.

Fig. 5 is a perspective view of an explosion-proof lamp according to an embodiment of the invention.

Fig. 6 is a cross-sectional view of an explosion-proof lamp according to an embodiment of the present invention.

Fig. 7 is a rear view of an explosion-proof lamp according to an embodiment of the present invention.

Fig. 8 is a top view of an explosion-proof lamp according to an embodiment of the present invention.

Fig. 9 is a front view of a fixing block in the explosion-proof lamp according to an embodiment of the present invention.

Fig. 10 is a schematic diagram illustrating relative positions of a fixing block, a first light-emitting module, a second lens and a second lens mounting bracket in the explosion-proof lamp according to an embodiment of the invention.

Fig. 11 is an exploded view of the first light-transmitting cavity and the components in the first light-transmitting cavity in the explosion-proof lamp according to an embodiment of the invention.

Fig. 12 is a schematic diagram of electrical components in the explosion-proof lamp according to an embodiment of the invention.

Reference numerals

11 casing

12 lampshade

13 circuit control part

14 illumination part

2 explosion-proof cavity

21 second through hole

22 slide rail

23 handle connecting part

3 transparent explosion-proof piece

4 first light-transmitting cavity

41 first light-emitting module

42 first light-transmitting cylinder

421 guide groove

431 locating pin

432 positioning pin fixing ring

44 light-transmitting cylinder rear fixing ring

Front fixing ring of 45 light-transmitting cylinder

46 distance adjusting ring

5 handle

51 first through hole

52 third through hole

6 second light-transmitting cavity

61 second light emitting module

71 cell

72 cell box

73 charging port

81 Main control Unit

82 control signal input unit

821 push button

83 information presentation unit

9 sealing plug

101 first lens

102 second lens

103 third lens

111 second lens mount

112 explosion-proof glass fixing ring

113 first lens front fixing ring

114 first lens rear fixing ring

120 fixed seat

121 chute

130 sealing plug connecting fastener

Detailed Description

In order to more clearly describe the technical contents of the present invention, the following further description is given in conjunction with specific embodiments.

The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Referring to fig. 2 to 12, the explosion-proof lamp housing in this embodiment includes an explosion-proof chamber 2 and a first light-transmitting chamber 4;

the explosion-proof chamber 2 is provided with a first light-transmitting opening of the explosion-proof chamber at one end connected with the first light-transmitting chamber 4, and a transparent explosion-proof piece 3 is arranged between the first light-transmitting opening of the explosion-proof chamber and the first light-transmitting chamber 4.

In this embodiment, explosion-proof threaded connection is adopted between explosion-proof chamber 2 with first light-transmitting chamber 4, constitute transparent explosion-proof piece 3 by transparent plane explosion-proof glass to fix this plane explosion-proof glass on an explosion-proof glass fixed ring 112 earlier, then set up in explosion-proof chamber 2 and first light-transmitting chamber 4 between, cut off explosion-proof chamber 2 and first light-transmitting chamber 4, owing to adopted transparent explosion-proof piece 3 to place in between explosion-proof chamber 2 and first light-transmitting chamber 4, so including the explosion-proof lamp of this explosion-proof lamp casing can also set up the light source in explosion-proof chamber 2, when having avoided the light source to generate heat and lead to outside inflammable substance to explode, not exert an influence to the illumination.

In this embodiment, the explosion-proof lamp housing further comprises a handle 5, and the handle 5 is arranged outside the explosion-proof chamber 2. As shown in fig. 2 to 4, in this embodiment, the handle 5 is disposed on the upper side wall of the explosion-proof chamber 2, and a handle connecting portion 23 for connecting with the handle 5 is disposed on the outer wall of the explosion-proof chamber 2, and the handle 5 is connected with the explosion-proof chamber 2 through the handle connecting portion 23.

As shown in fig. 6, in this embodiment, a hollow handle cavity and a first through hole 51 are provided in the handle 5, a second through hole 21 is provided in the explosion-proof chamber 2, and the handle cavity is communicated with the inside of the explosion-proof chamber 2 through the first through hole 51 and the second through hole 21 in sequence.

In this embodiment, the handle 5 is further provided with a third through hole 52, the third through hole 52 communicates the second through hole 21 with the outer surface of the explosion-proof lamp housing, and a detachable sealing plug 9 is further disposed at one end of the third through hole 52, which is located on the outer surface of the explosion-proof lamp housing.

In some embodiments, the explosion-proof lamp housing further includes a sealing plug connecting buckle 130, a first end of the sealing plug connecting buckle 130 is connected to the handle 5, a second end of the sealing plug connecting buckle 130 is connected to the sealing plug 9, and two ends of the sealing plug connecting buckle 130 are respectively connected to the handle 5 and the sealing plug 9, so that when the sealing plug 9 is detached from the handle, the sealing plug 9 can be hung on the handle through the sealing plug connecting buckle 130, that is, through the arrangement of the sealing plug connecting buckle 130, the problem that the sealing plug 9 is not easy to find and lose after a user takes the sealing plug 9 off from the third through hole 52 due to the small sealing plug 9 can be effectively avoided. The explosion-proof light housing in fig. 2, 5, 6 and 7 is provided with a sealing plug connecting buckle 130, the shape of the sealing plug 9 in this embodiment can be seen from the figure, in order to show the shape of the sealing plug connecting buckle more clearly, only the connection between the sealing plug connecting buckle 130 and the handle is drawn in the figure, and one end of the sealing plug connecting buckle 130 connected with the sealing plug 9 is suspended, as can be seen from fig. 2 and 7, the first end of the sealing plug connecting buckle 130 in this embodiment is an annular hole and is arranged at a position close to the third through hole 52, the sealing plug in this embodiment has a small convex point, the second end of the sealing plug connecting buckle 130 is an annular hole with a size matched with the small convex point on the sealing plug 9, in practical application, the annular hole can be sleeved on the small convex point on the sealing plug 9 to realize the connection between the sealing plug connecting buckle 130 and the sealing plug 9, the current figure does not show the state of the small protruding point of the annular hole sleeve on the sealing plug 9, meanwhile, since the sealing plug connecting buckle 130 is made of a material with a certain resilience, the sealing plug connecting buckle 130 is in a vertical state as seen from the figure, and in other embodiments, the sealing plug connecting buckle with other structures can be used to connect the handle 5 and the sealing plug 9.

In this embodiment, the explosion-proof lamp housing further includes a second light-transmitting cavity 6, and a second light-transmitting opening of the explosion-proof cavity is formed in one end of the explosion-proof cavity 2, which is connected to the second light-transmitting cavity 6.

As shown in fig. 5, in this embodiment, the second light-transmitting cavity 6 is sleeved outside the explosion-proof cavity 2, the second light-transmitting cavity 6 is in butt joint with the explosion-proof cavity 2 through a seam allowance, a butt joint surface of the second light-transmitting cavity 6 and the explosion-proof cavity 2 is in explosion-proof surface contact, and then the second light-transmitting cavity 6 and the explosion-proof cavity 2 are fixedly connected by using an explosion-proof screw. In this embodiment, the explosion-proof chamber 2 is made of an integrally formed metal material; the second light-transmitting cavity is also made of an explosion-proof material (such as a metal material).

Referring to fig. 6 and 12, an explosion-proof lamp in an embodiment includes a power module, a first light-emitting module 41 and the explosion-proof lamp housing, the power module is connected to the first light-emitting module 41, the power module and the first light-emitting module 41 are both disposed inside the explosion-proof chamber 2, and the first light-emitting module 41 is located on a side adjacent to the transparent explosion-proof member 3.

As shown in fig. 6, in this embodiment, the power module includes a battery pack and a battery box 72, and each battery 71 in the battery pack is placed in the explosion-proof chamber 2 after being placed in the battery box 72.

The first light-emitting module 41 in this embodiment may be a light-emitting source formed by a laser emitter, and the first light-emitting module including the laser emitter may effectively implement long-distance illumination, and at the same time, although the laser emitter may generate heat after working, because the first light-emitting module 41 is disposed in the explosion-proof chamber 2, the heat generated by the first light-emitting module does not affect the ambient temperature outside the explosion-proof chamber 2, and the use is very safe.

In this embodiment, the explosion-proof lamp further includes a control module, the control module is located in the handle 5 outside the explosion-proof cavity 2, and the control module is connected to the first light-emitting module 41 and the power module.

In this embodiment, the control module includes a main control unit 81, a control signal input unit 82, and an information prompt unit 83; the main control unit 81 is respectively connected with the control signal input unit 82, the information prompt unit 83, the power supply module and the first light-emitting module 41;

the main control unit 81 is disposed in the handle cavity of the handle 5, and the control signal input unit 82 and the information prompt unit 83 are respectively embedded in corresponding embedding slots of the handle 5.

In this embodiment, can make by aniline circuit the main control unit 81, because the heat that the main control unit 81 during operation produced is less, can not exert an influence to external environment, also can not bring danger in arranging handle 5 in, through setting up main control unit 81 in the handle cavity, with control signal input unit 82 and information prompt unit 83 inlay respectively in handle 5 on the caulking groove that corresponds in, can convenient to use person operate the explosion-proof lamp. As shown in fig. 5 and 8, in this embodiment, the control signal input unit 82 includes 4 buttons 821, a user can control the first light-emitting module 41 and the second light-emitting module 61 in the explosion-proof lamp through the buttons 821, meanwhile, the information prompting unit 83 can be formed by a display screen, the user can know the current working state and related information of the explosion-proof lamp through the display screen, and in specific implementation, the information prompting unit 83 can be formed by a code breaking screen.

In this embodiment, the explosion-proof lamp further includes a second light-emitting module 61, and the second light-emitting module 61 is adjacent to a second light-transmitting opening of the explosion-proof chamber in the explosion-proof chamber 2;

the second light emitting module 61 is connected to the main control unit 81 and the power supply module.

The second light emitting module 61 in this embodiment is placed in the second light transmitting cavity 6.

In this embodiment, the second light emitting module 61 can be formed by an LED light source board, and the light source formed by the second light emitting module 61 is relatively soft and suitable for use in short-distance lighting, as can be seen from fig. 6, the light source produced by the second light emitting module 61 is irradiated by the third lens 103, and since the third lens 103 is a convex lens with a concave-convex shape, the formed light is floodlight, and the irradiation range is large.

Through the arrangement of the two light emitting modules, the explosion-proof lamp can be suitable for more application scenes.

As shown in fig. 5 to 8, the first light-emitting module 41 and the second light-emitting module 61 of this embodiment are respectively disposed at the front and the rear sides of the explosion-proof lamp, so that the user can conveniently distinguish and use the light sources when lighting, and such a structural arrangement makes the weight of the explosion-proof lamp more balanced, makes the user more comfortable when holding the lamp, and avoids the problem of one light end and one heavy end.

In this embodiment, the explosion-proof lamp includes a signal line, one end of the signal line is connected to the main control unit 81, and the other end of the signal line sequentially passes through the first through hole 51 in the handle 5 and the second through hole 21 in the explosion-proof cavity 2 and then is respectively connected to the first light-emitting module 41, the second light-emitting module 61 and the power module, so as to realize wired connection between the main control unit 81 and the first light-emitting module 41, the second light-emitting module 61 and the power module, and the first through hole 51 and the second through hole 21 are sealed by injecting glue.

In this embodiment, the explosion-proof lamp includes a power line and a charging port 73, one end of the power line is connected to the charging port 73, the other end of the power line sequentially passes through the third through hole 52 and the second through hole 21 in the handle 5 and then is connected to the power module, the charging port 73 is embedded in one end of the third through hole 52 located on the outer surface of the housing of the explosion-proof lamp, and the third through hole 52 is sealed by injecting glue. Note that, since the power line and the signal line are not drawn in fig. 6, the wiring is required to be performed in the explosion-proof lamp when the explosion-proof lamp is actually manufactured.

In this embodiment, glue is injected into the first through hole 51, the second through hole 21, and the third through hole 52, so that the explosion-proof chamber is sealed and the wires are fixed.

As can be seen from fig. 6, in this embodiment, the explosion-proof lamp further includes a lens module;

the lens module comprises a first lens 101, a second lens 102 and a third lens 103;

the first lens 101 is located at a first light-transmitting opening of a light-transmitting cavity in the first light-transmitting cavity 4, wherein the first light-transmitting opening of the light-transmitting cavity in the first light-transmitting cavity 4 is located at one end of the first light-transmitting cavity 4, which is not connected with the explosion-proof cavity 2;

the second lens 102 is positioned between the first light-emitting module 41 and the transparent explosion-proof piece 3;

the third lens 103 is located in the second light-transmitting cavity 6 connected with the second light-transmitting opening of the explosion-proof cavity, the third lens 103 is located at the first light-transmitting opening of the light-transmitting cavity in the second light-transmitting cavity 6, wherein the first light-transmitting opening of the light-transmitting cavity in the second light-transmitting cavity 6 is located at one end, which is not connected with the explosion-proof cavity 2, of the second light-transmitting cavity 6.

In this embodiment, explosion-proof glass has been adopted to constitute third lens 103, and this third lens 103 adopts the mode of gluing to be fixed in the first light transmission mouth department in the printing opacity chamber in the second printing opacity chamber 6, on explosion-proof chamber 2 was located to this second light transmission chamber 6 cover, second light transmission chamber 6 was the explosion suppression face contact with the butt joint face in explosion-proof chamber 2, because explosion-proof chamber 2, second light transmission chamber 6 and third lens 103 have all adopted explosion-proof material to constitute, so the sealed appearance chamber that these three formed possesses the explosion suppression effect.

In this embodiment, the first lens 101 is a convex lens, the second lens 102 is a concave lens, and the light source emitted by the first light-emitting module 41 can be irradiated through the second lens 102, the transparent explosion-proof member 3 and the first lens 101 in sequence. The third lens 103 is a concave-convex lens, and the light emitted by the second light emitting module 61 can be irradiated through the third lens 103.

In this embodiment, the explosion-proof lamp further includes a second lens mounting bracket 111 and a fixing base 120 located inside the explosion-proof chamber 2;

the first light-emitting module 41 is located on the fixing base 120;

the second lens 102 is disposed on the second lens mounting bracket 111, and the second lens mounting bracket 111 is connected to the fixing base 120.

As shown in fig. 4, 9 and 10, in this embodiment, a sliding groove 121 is disposed on a surface of the fixing base 120, which is attached to the explosion-proof chamber 2, a sliding rail 22 corresponding to the sliding groove 121 is disposed on an inner wall of the explosion-proof chamber 2, and the sliding groove 121 of the fixing base 120 is disposed on the sliding rail 22 of the explosion-proof chamber 2.

The relative positional relationship between the second lens 102 and the transparent explosion-proof member 3 can be adjusted by moving the fixing base 120.

In this embodiment, the fixing base 120 is made of a heat conductive material.

Because the fixing base 120 is made of a heat conducting material, and the fixing base 120 is connected with the explosion-proof cavity 2, when the first light-emitting module 41 is placed on the fixing base 120, heat can be transferred to the explosion-proof cavity 2 through the fixing base 120, so that heat dissipation is achieved, local overhigh heat is avoided, and heat dissipation is completed, as shown in fig. 10, in order to better dissipate heat, the fixing block in the embodiment comprises a base portion and heat dissipation fin portions distributed on two sides and at the bottom of the base portion, a certain gap is formed between each heat dissipation fin in the heat dissipation fin portions, so that better heat dissipation is achieved, the first light-emitting module 41 is fixed on the base portion through screws, in order to better transfer heat to the explosion-proof cavity 2, and the shape of the fixing block is matched with.

In this embodiment, the first light-transmitting chamber 4 includes a distance adjusting portion, the distance adjusting portion is connected to the first lens 101, and the relative distance between the first lens 101 and the transparent explosion-proof member 3 is changed by adjusting the distance adjusting portion.

Referring to fig. 11, the first light-transmitting chamber 4 in this embodiment includes a first light-transmitting cylinder 42, a positioning pin 431, and a positioning pin fixing ring 432;

the first light-transmitting cylinder 42 is provided with a guide groove 421, one end of the positioning pin 431 is fixed on the positioning pin fixing ring 432, and the other end of the positioning pin 431 can slide in the guide groove 421, that is, the positioning pin 431, the positioning pin fixing ring 432 and the guide groove 421 arranged on the first light-transmitting cylinder 42 together form the distance adjusting part. In this embodiment, 4 guide grooves are provided and 4 positioning pins are provided, and in other embodiments, the number of guide grooves and positioning pins and the shape of the guide grooves may be set as the case may be.

In the actual installation process of the explosion-proof lamp, the first lens 101 can be fixed between the first lens front fixing ring 113 and the first lens rear fixing ring 114, then the first lens rear fixing ring 114 is connected with the positioning pin fixing ring 432, and the first lens 101 is connected with the positioning pin fixing ring 432 through the first lens rear fixing ring 114.

First printing opacity section of thick bamboo 42 includes the explosion-proof chamber connecting portion and the first lens installation department of cask form, the diameter of explosion-proof chamber connecting portion and the size phase-match of the first printing opacity mouth in explosion-proof chamber 2, and the diameter of first lens installation department is greater than the diameter of explosion-proof chamber connecting portion.

A light-transmitting barrel rear fixing ring 44 is arranged at the position where the first lens mounting part is connected with the explosion-proof cavity connecting part, a positioning pin fixing ring 432 is sleeved at the position where a guide groove 421 is arranged on the first lens mounting part, a positioning pin penetrates through the positioning pin fixing ring 432 and is arranged in the guide groove 421, a distance adjusting ring 46 is further sleeved outside the positioning pin fixing ring 432, and a positioning pin fixing groove is arranged on the inner side of the distance adjusting ring 46, so that the positioning pin can be clamped in the positioning pin fixing groove in the distance adjusting ring 46; one side of the positioning pin fixing ring 432 not adjacent to the light-transmitting cylinder rear fixing ring 44 is connected to the first lens 101 rear fixing ring; meanwhile, the first light-transmitting cavity 4 further comprises a light-transmitting cylinder front fixing ring 45, and the light-transmitting cylinder front fixing ring 45 is sleeved on one side, which is not connected with the explosion-proof cavity connecting part, of the first lens mounting part.

As shown in fig. 11, the guide groove on the first lens mounting portion in this embodiment is an arc slot extending from the explosion-proof cavity connecting portion to the front fixing ring 45 of the light-transmitting cylinder, and a user can rotate the distance adjusting ring 46 to drive the positioning pin to move along the guide groove, so as to drive the first lens 101 connected with the positioning pin fixing ring 432 to move, change the focal length of the explosion-proof lamp, and adjust the illumination distance.

The illumination light illuminance of the explosion-proof lamp adopting the structure at the distance of 5 kilometers can reach 0.25 lux, and the illumination requirement is effectively met.

The explosion-proof lamp shell comprises an explosion-proof cavity and a first light-transmitting cavity, wherein a first light-transmitting hole of the explosion-proof cavity is formed in one end, connected with the first light-transmitting cavity, of the explosion-proof cavity, a transparent explosion-proof piece is arranged between the first light-transmitting hole of the explosion-proof cavity and the first light-transmitting cavity, the explosion-proof cavity and the first light-transmitting cavity are separated by the transparent explosion-proof piece, a power supply module and a first light-emitting module of the explosion-proof lamp shell are both arranged in the explosion-proof cavity, so that inflammable gas and dust in the external environment are prevented from being exploded when each electrical appliance element in the explosion-proof cavity generates electric arcs or generates heat, a light source generated by the first light-emitting module can be transmitted to the first light-transmitting cavity through the transparent explosion-proof piece to illuminate the external environment, and a common optical lens can be selected to be arranged on the first light-transmitting cavity due to the absence of the electrical appliance element in the first light-transmitting cavity, the lighting requirements such as spotlight are effectively met, the explosion-proof lamp shell and the corresponding explosion-proof lamp are higher in safety level and more convenient to carry, and the use requirements under the special operation environment are effectively met.

In this specification, the invention has been described with reference to specific embodiments thereof. It will, however, be evident that various modifications and changes may be made thereto without departing from the broader spirit and scope of the invention. The specification and drawings are, accordingly, to be regarded in an illustrative rather than a restrictive sense.