CN214064756U

CN214064756U - Mining explosion-proof LED roadway lamp

Info

Publication number: CN214064756U
Application number: CN202120283688.4U
Authority: CN
Inventors: 赵善龙; 赵恒山; 赵有锁; 韩婷; 葛玥
Original assignee: Shanxi Yun Fang Technology Co ltd
Current assignee: Shanxi bangao Weiye Semiconductor Lighting Co., Ltd; Shanxi Yun Fang Technology Co.,Ltd.
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-08-27
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a mining flame-proof type LED roadway lamp, the two ends of the lamp tube are respectively provided with a flame-proof power cavity power box body and a blanking cover, a power supply wiring terminal is fixed on the left plane of a wiring board by a screw, a light source of the explosion-proof lamp is fixed on the right plane of the wiring board by a screw, a light source board wiring terminal penetrates into a terminal hole of the power box body, and the outer circle surface of the light source board wiring terminal and the inner circle surface of the terminal hole of the power box body form a flame-proof surface; the light source carrier is fixed on the right side of the end face of the light source plate wiring terminal by a half-tooth screw, the other end face of the light source carrier is fixed on the positioning plate by a screw, the light source plate is arranged on the light source carrier and is positioned by a clamping groove on the light source carrier, and the power supply box body, the lamp tube and the plugging cover are connected together and fixed by the pull rod. The utility model has the advantages that: the power supply cavity and the light source cavity are not directly communicated any more, and the gap between the power supply cavity and the light source cavity can be effectively explosion-proof. The potential safety hazard caused by simultaneous high-energy explosion or continuous secondary explosion of the two cavities is avoided.

Description

Mining explosion-proof LED roadway lamp

Technical Field

The utility model relates to a mining lamps and lanterns field, concretely relates to mining flame-proof type LED tunnel lamp.

Background

The mining explosion-proof LED roadway lamp mostly adopts a structural form that a power supply cavity is directly communicated with a light source cavity, and the power supply cavity and the light source cavity of the structure are not subjected to explosion-proof design and are in a directly communicated state. When the power supply cavity is communicated with the light source cavity through a large aperture, one of the power supply cavity and the light source cavity is ignited, and the other cavity can be ignited to explode simultaneously, so that the explosion energy is increased. When only small aperture communication exists between the two cavities, the two cavities are ignited in sequence to cause secondary explosion.

Disclosure of Invention

The utility model aims at solving the problem, a mining flame-proof type LED tunnel lamp is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the mining explosion-proof LED roadway lamp comprises a lamp tube, a power supply box body and a blocking cover, wherein a wiring board is fixed on a boss on the inner wall of the power supply box body by using screws, a power supply wiring terminal is fixed on the left plane of the wiring board, a light source of an explosion-proof lamp is fixed on the right plane of the wiring board in a driving way, a light source board wiring terminal penetrates through a terminal hole at the right end of the power supply box body, a wiring copper needle is embedded in the middle of the light source board wiring terminal, a flange is arranged on the end face of the light source board wiring terminal and is attached to the boss at the edge of the terminal hole of the power supply box body and is fixed by using a first screw, a light source carrier is fixed on the right side of the light source board wiring terminal by using a half-tooth screw, the right end of the light source carrier is fixed on a positioning plate by using a second screw, the light source board is installed on the light source carrier, two ends of the lamp tube are respectively butted with the power supply box body and the blocking cover, and a pull rod is screwed into a screw hole on the power supply box body and penetrates through a bolt hole on the blocking cover, the power box body, the lamp tube and the blocking cover are connected together and fixed; the end face of the power supply box body is sealed by a rear cover through a bolt; the downside sets up the power cord and inserts the mouth on the power box, the power cord inserts the mouth and is equipped with cable sealing washer, baffle, packing ring, gland nut from inside to outside in proper order for fixed cable.

Preferably, the clearance between the light source board wiring terminal and the power supply box body is 0-0.4 mm.

Preferably, a dust cover is arranged above the lamp tube.

Preferably, lamp sealing rings are arranged at the butt joint positions of the two ends of the lamp tube, the power supply box body and the end face of the blocking cover.

Preferably, a protective net is arranged below the lamp tube.

Preferably, a light source board clamping groove is formed in the light source carrier.

The utility model has the advantages that:

a light source plate wiring terminal fixed by a half-tooth screw is arranged between the power supply cavity and the light source cavity, the power supply cavity and the light source cavity are not directly communicated any more due to the explosion-proof design, and the 0-0.4mm gap can be effectively subjected to explosion-proof. Thereby avoiding the potential safety hazard caused by simultaneous explosion or continuous secondary explosion of the two cavities.

Drawings

Fig. 1 is the overall structure diagram of the present invention.

Fig. 2 is the structure internal structure diagram of the present invention.

Fig. 3 is the schematic view of the installation position of the structured light source board of the present invention.

In the figure: 1. the explosion-proof lamp comprises a rear cover 2, a cable sealing ring 3, a compression nut 4, a gasket 5, a baffle 6, a power supply box body 7, a first screw 8, a light source plate wiring terminal 9, a half-tooth screw 10, a lamp tube 11, a light source carrier 12, a positioning plate 13, a blocking cover 14, a power supply wiring terminal 15, a wiring board 16, an explosion-proof lamp light source drive 17, a wiring copper needle 18, a lamp tube sealing ring 19, a second screw 20, a dust cover 21, a pull rod 22, a protective screen 23 and a light source plate.

Detailed Description

The following examples are presented to enable those skilled in the art to more fully understand the present invention, but are not intended to limit the invention in any way.

As shown in fig. 1-3, the mining explosion-proof LED roadway lamp comprises a lamp tube 10, a power supply box 6 and a blocking cover 13, a wiring board 15 is fixed on a boss on the inner wall of the power supply box 6 by screws, a power connection terminal 14 is fixed on the left plane of the wiring board 15, a light source drive 16 of the explosion-proof lamp is fixed on the right plane of the wiring board 15, a light source board connection terminal 8 penetrates through a terminal hole of the power supply box 6, a plurality of wiring copper needles 17 are embedded in the middle of the light source board connection terminal 8, a flange is arranged at the right end of the light source board connection terminal 8 and is attached to the boss on the edge of the terminal hole of the power supply box 6 and fixed by a first screw 7, a light source carrier 11 is fixed on the right side of the light source board connection terminal 8 by a half-tooth screw 9, the right end of the light source carrier 11 is fixed on a positioning plate 12 by a second screw 19, a light source board 23 is installed on the light source carrier 11, and two ends of the lamp tube 10 are respectively butted with the end faces of the power supply box 6 and the blocking cover 13, the pull rod 21 is screwed into a threaded hole on the power supply box body 6 and penetrates through a bolt hole on the blocking cover 13, and the power supply box body 6, the lamp tube 10 and the blocking cover 13 are connected together and fixed; the end face of the power supply box body 6 is connected through a bolt and is sealed by a rear cover 1; the side surface of the power box body 6 is provided with a power line access port, and the power line access port is sequentially provided with a cable sealing ring 2, a baffle 5, a gasket 4 and a compression nut 3 from inside to outside and used for fixing a cable.

The clearance between the light source board wiring terminal 8 and the power supply box body 6 is 0-0.4 mm.

A dust cover 20 is disposed above the lamp tube 10.

And lamp tube sealing rings 18 are arranged at the positions where the two ends of the lamp tube 10 are butted with the end faces of the power supply box body 6 and the blocking cover 13.

A protective net 22 is arranged below the lamp tube 10.

And a light source board clamping groove is formed in the light source carrier 11.

The working principle is as follows: the outer disc of the light source plate wiring terminal 8 and the inner disc of the right side terminal hole of the power box body 6 form a flame-proof surface, the power cavity and the light source plate wiring terminal 8 are fixed through the half-tooth screw 9, the power cavity and the light source cavity are not directly communicated any more due to the flame-proof design, pressure superposition caused by simultaneous high-energy explosion and secondary explosion of the two cavities is avoided, and potential safety hazards are reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A mining explosion-proof LED roadway lamp comprises a lamp tube (10), a power supply box body (6) and a blocking cover (13), and is characterized in that a wiring board (15) is fixed on a boss on the inner wall of the power supply box body (6) through screws, a power supply wiring terminal (14) is fixed on the left plane of the wiring board (15), an explosion-proof lamp light source drive (16) is fixed on the right plane of the wiring board (15), a light source plate wiring terminal (8) penetrates through a terminal hole of the power supply box body (6), a flange is arranged at the right end of the light source plate wiring terminal (8) and is attached to the boss at the edge of the terminal hole of the power supply box body (6) and fixed through a first screw (7), a light source carrier (11) is fixed on the right side of the light source plate wiring terminal (8) through a half-tooth screw (9), the right end of the light source carrier (11) is fixed on a positioning plate (12) through a second screw (19), and a light source plate (23) is installed on the light source carrier (11), two ends of the lamp tube (10) are respectively butted with the power supply box body (6) and the blocking cover (13), and a pull rod (21) is screwed into a threaded hole in the power supply box body (6) and penetrates through a bolt hole in the blocking cover (13) to connect and fix the power supply box body (6), the lamp tube (10) and the blocking cover (13) together; the left end face of the power supply box body (6) is sealed by a rear cover (1) through a bolt; power supply box (6) side sets up the power cord and inserts the mouth, the power cord is inserted the mouth and is equipped with cable sealing washer (2), baffle (5), packing ring (4), gland nut (3) from inside to outside in proper order and is used for fixed cable, inlay a plurality of wiring copper needles (17) in the middle of light source board binding post (8).

2. The mining flameproof LED roadway lamp according to claim 1, wherein a flameproof gap between the light source plate wiring terminal (8) and the power supply box body (6) is 0-0.4 mm.

3. The mining flameproof LED roadway lamp according to claim 1, wherein a dustproof cover (20) is arranged above the lamp tube (10).

4. The mining explosion-proof LED roadway lamp according to claim 1, wherein lamp tube sealing rings (18) are arranged at the butt joint positions of the two ends of the lamp tube (10) and the end faces of the power supply box body (6) and the blocking cover (13).

5. The mining flameproof LED roadway lamp according to claim 1, wherein a protective screen (22) is arranged below the lamp tube (10).

6. The mining explosion-proof LED roadway lamp according to claim 1, wherein a light source board clamping groove is formed in the light source carrier (11).