CN217178452U - Explosion-proof projection lamp - Google Patents
Explosion-proof projection lamp Download PDFInfo
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- CN217178452U CN217178452U CN202220796638.0U CN202220796638U CN217178452U CN 217178452 U CN217178452 U CN 217178452U CN 202220796638 U CN202220796638 U CN 202220796638U CN 217178452 U CN217178452 U CN 217178452U
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Abstract
An explosion-proof projecting lamp which characterized in that: the light-transmitting plate is arranged on the front cover, and the circuit board is arranged between the front cover and the rear cover; the protecgulum openly is equipped with the sunken trench of back lid direction, the light-passing board is installed on the trench, and with the trench forms the light source chamber, the light source intracavity is equipped with the light source board, the back lid is installed and is formed the explosion-proof chamber behind the protecgulum, the circuit board is installed at the explosion-proof intracavity. The lamp body is divided into a light source cavity and an explosion-proof cavity, the electronic element generates electric arcs and sparks, and even explosion does not affect the light source cavity, so that the explosion-proof requirement in an explosion-proof standard is met.
Description
Technical Field
The utility model belongs to the technical field of the lamps and lanterns technique and specifically relates to an explosion-proof projecting lamp is related to.
Background
The explosion-proof lamp is used in dangerous places where combustible gas and dust exist, and can prevent electric arc, spark and high temperature which may be generated in the lamp from igniting the combustible gas and dust in the surrounding environment, thereby achieving the explosion-proof requirement.
The projector is a lamp that specifies that the illuminance on the illuminated surface is higher than that in the surrounding environment. Also known as spotlights. In general, it can be aimed in any direction and has a structure that is not affected by the climatic conditions. The explosion-proof projection lamp is mainly used for large-area operation sites, mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like, the existing explosion-proof projection lamp consists of two parts, one part is a projection lamp body used for luminous illumination, the other part is an explosion-proof cavity used for placing a circuit board and an electronic element and having an explosion-proof function, and the lamp body is very heavy, has multiple parts, is troublesome to assemble and is extremely expensive in cost.
Disclosure of Invention
An object of the utility model is to provide a simple structure, the equipment is convenient, and the projecting lamp of low cost and explosion-proof function just has.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an explosion-proof projection lamp, which comprises a front cover, a rear cover arranged behind the front cover, a light-passing board arranged on the front cover and a circuit board arranged between the front cover and the rear cover; the protecgulum openly is equipped with the sunken trench of back lid direction, the light-passing board is installed on the trench, and with the trench forms the light source chamber, the light source intracavity is equipped with the light source board, the back lid is installed and is formed the explosion-proof chamber behind the protecgulum, the circuit board is installed at the explosion-proof intracavity.
The light-transmitting plate is provided with a grating structure, the light source plate is provided with an LED light source, and the grating structure is matched with the LED light source.
The light-transmitting plate is made of plastic in an integrated forming mode.
And a light source cover is arranged behind the light source plate, is fixed behind the light transmission plate and fixes the light source plate with the light transmission plate.
And a waterproof mechanism is arranged between the light-transmitting plate and the light source cover.
The light-transmitting plate is fixed on the front cover in a screw mechanical locking mode.
And a protection box is arranged in the explosion-proof cavity, and the circuit board is arranged in the protection box.
The circuit board is fixed in the protection box through a glue pouring process.
The protecgulum is equipped with first fixed position, the protection box is equipped with the second fixed position with first fixed position adaptation.
The front cover is provided with a first clamping position, the rear cover is provided with a second clamping position, and the rear cover is fixed on the front cover through the first clamping position and the second clamping position.
The utility model provides a pair of explosion-proof light projector can produce following beneficial effect: (1) the lamp body is divided into a light source cavity and an explosion-proof cavity, the electronic element generates electric arcs and sparks, even explosion does not affect the light source cavity, and the explosion-proof requirement in an explosion-proof standard is met; (2) the grating structure on the light transmission plate can increase the lighting effect of the LED light source, so that the light of the lamp is more uniform; (3) the light source cover can enable the light source plate to be better fixed on the light transmitting plate and accelerate the heat dissipation of the light source plate; (4) the protection box fixes the circuit board through the glue filling process, can prevent that steam from getting into the circuit board, and explosion-proof effect is better.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front perspective exploded view of the present invention.
Fig. 3 is a back perspective exploded view of the present invention.
Fig. 4 is an exploded back perspective view of the rear cover of the present invention.
1-a front cover; 11-first fixed position; 12-first card retention; 2-rear cover; 22-second card retention; 3-light-transmitting plate; 4-a circuit board; 5-a light source cavity; 6-light source plate; 7-explosion-proof cavity; 8-a light source cover; 9-a protection box; 91-second fixed position; 10-mounting a bracket; 101-through hole.
Detailed Description
The technical solution of the present invention will be further described with reference to the following specific examples.
As shown in fig. 1-4, an explosion-proof floodlight comprises a front cover 1, a rear cover 2 installed behind the front cover 1, a light-transmitting plate 3 installed on the front cover 1, and a circuit board 4 installed between the front cover 1 and the rear cover 2; the protecgulum 1 openly is equipped with the sunken trench of 2 directions of lid backward, the light-passing board 3 is installed on the trench, and with the trench forms light source chamber 5, be equipped with light source board 6 in the light source chamber 5, back lid 2 install behind the protecgulum 1 with light source chamber 5 separates formation explosion-proof chamber 7, circuit board 4 is installed in explosion-proof chamber 7. The lamp body is divided into a light source cavity 5 and an explosion-proof cavity 7, electronic elements on the circuit board 4-generate electric arcs and sparks, even explosion does not affect the light source plate 6 of the light source cavity 5, and the explosion-proof requirement in an explosion-proof standard is met.
The light-transmitting plate 3 is made of plastic in an integrated mode, a grating structure is arranged on the light-transmitting plate 3, an LED light source is arranged on the light source plate 6, and the grating structure is matched with the LED light source. The grating structure on the light-transmitting plate can increase the lighting effect of the LED light source, so that the light of the lamp is more uniform.
A light source cover 8 is arranged behind the light source plate 6, the light source cover 8 is fixed behind the light transmission plate 6, and the light source plate 6 is fixed in the light transmission plate 3; the light source cover 8 can better fix the light source plate 6 on the light-transmitting plate 3 and accelerate the heat dissipation of the light source plate 3. And a waterproof mechanism is arranged between the light-transmitting plate 6 and the light source cover 8, and comprises glue filling or a waterproof rubber ring, so that the waterproof performance of the product can be improved, water vapor is prevented from entering the light source plate 8 from the edge of the light-transmitting plate 3, and the service life of the lamp is prolonged. The light-transmitting plate 3 is fixed on the front cover 1 in a screw mechanical locking mode, and is simple and convenient to assemble.
A protection box 9 is arranged in the explosion-proof cavity 7, and the circuit board 4 is arranged in the protection box 9; the circuit board 4 is fixed in the protection box 9 through a glue filling process. The protection box 9 fixes the circuit board 4 through the glue filling process, so that water vapor can be prevented from entering the circuit board 4, and the explosion-proof effect is better.
The front cover 1 is provided with a first fixing position 11, the protection box 9 is provided with a second fixing position 91 matched with the first fixing position 11, the first fixing position 11 and the second fixing position 91 can fix the protection box 9 on the front cover 1, the protection box 9 can be prevented from moving left and right, and the protection box 9 can be prevented from moving back and forth after the front cover 1 and the rear cover 2 are installed, so that the protection box 9 is firmer after being installed.
The side of the front cover 1 is uniformly provided with a plurality of first clamping positions 12, the rear cover 2 is provided with a second clamping position 22, and the rear cover 2 is fixed on the front cover 1 through the first clamping positions 12 and the second clamping positions 22, so that the lamp body is convenient to assemble and firmer after being installed.
The projecting lamp still includes installing support 10, installing support 10 all is equipped with the through-hole 101 of mutual adaptation with protecgulum 1 to it is fixed with both through the screw, but the back-and-forth movement after the installing support 10 installation, the projecting lamp also can be according to installing support 10 and the adjustment shines, makes the adaptability of lamps and lanterns better.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (10)
1. An explosion-proof projecting lamp which characterized in that: the light-transmitting plate is arranged on the front cover, and the circuit board is arranged between the front cover and the rear cover; the protecgulum openly is equipped with the sunken trench of back lid direction, the light-passing board is installed on the trench, and with the trench forms the light source chamber, the light source intracavity is equipped with the light source board, the back lid is installed and is formed the explosion-proof chamber behind the protecgulum, the circuit board is installed at the explosion-proof intracavity.
2. An explosion-proof floodlight according to claim 1, characterized in that: the light-transmitting plate is provided with a grating structure, the light source plate is provided with an LED light source, and the grating structure is matched with the LED light source.
3. An explosion-proof floodlight according to claim 2, characterized in that: the light-transmitting plate is made of plastic in an integrated forming mode.
4. An explosion-proof floodlight according to claim 1, characterized in that: and a light source cover is arranged behind the light source plate, is fixed behind the light transmission plate and fixes the light source plate with the light transmission plate.
5. An explosion-proof floodlight according to claim 4, characterized in that: and a waterproof mechanism is arranged between the light-transmitting plate and the light source cover.
6. An explosion-proof floodlight according to claim 1, characterized in that: the light-transmitting plate is fixed on the front cover in a screw mechanical locking mode.
7. An explosion-proof floodlight according to claim 1, characterized in that: and a protection box is arranged in the explosion-proof cavity, and the circuit board is arranged in the protection box.
8. An explosion-proof floodlight according to claim 7, characterized in that: the circuit board is fixed in the protection box through a glue pouring process.
9. An explosion-proof floodlight according to claim 7, characterized in that: the protecgulum is equipped with first fixed position, the protection box is equipped with the second fixed position with first fixed position adaptation.
10. An explosion-proof floodlight according to claim 1, characterized in that: the front cover is provided with a first clamping position, the rear cover is provided with a second clamping position, and the rear cover is fixed on the front cover through the first clamping position and the second clamping position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220796638.0U CN217178452U (en) | 2022-04-08 | 2022-04-08 | Explosion-proof projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220796638.0U CN217178452U (en) | 2022-04-08 | 2022-04-08 | Explosion-proof projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217178452U true CN217178452U (en) | 2022-08-12 |
Family
ID=82746778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220796638.0U Active CN217178452U (en) | 2022-04-08 | 2022-04-08 | Explosion-proof projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217178452U (en) |
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2022
- 2022-04-08 CN CN202220796638.0U patent/CN217178452U/en active Active
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