CN218327757U - Explosion-proof LED ceiling lamp - Google Patents

Abstract

The utility model discloses an explosion-proof LED ceiling lamp, including lamp shade, lamp stand, LED circuit board and controller, the lamp shade material is toughened glass, the lamp stand material is metal material, LED circuit board and controller seal installation be in the space that lamp shade and lamp stand link together and constitute. The utility model discloses LED circuit board and controller are sealed in the enclosure space that toughened glass lamp shade and metal lamp stand link together and constitute, and the metal lamp stand still dispels the heat, have solved and have used the LED ceiling lamp of ordinary structure in inflammable and explosive place and can cause a great deal of potential safety hazard and the not good problem of current explosion-proof LED radiating effect, have improved the whole life of lamp body.

Description

An explosion-proof LED ceiling lamp

technical field

The utility model relates to lighting equipment, in particular to an explosion-proof LED ceiling lamp.

Background technique

LED ceiling lamp is a kind of lamp in lighting equipment. The top of the lamp is relatively flat, and the bottom of the lamp is completely attached to the roof when installed. Ceiling lamps have been widely used in all walks of life in recent years. However, in some special places and environments, especially in flammable and explosive places, the use of ordinary structure LED ceiling lamps will cause many safety hazards. The existing explosion-proof LED The heat dissipation effect of the ceiling lamp is not good, and a large amount of heat emitted by the LED lamp is dissipated in the light source cavity. The temperature in the light source cavity continues to rise during operation, which reduces the overall service life of the lamp body. security risks.

Utility model content

The purpose of this utility model is to provide an explosion-proof LED ceiling lamp in order to overcome the shortcomings and deficiencies of the prior art. By adopting a tempered glass lampshade, a metal lamp holder, an LED circuit board and a controller, the LED circuit board and the controller It is sealed in the closed space formed by the connection of tempered glass lampshade and metal lamp holder. The metal lamp holder also dissipates heat, which solves the many safety hazards and existing problems caused by the use of ordinary structure LED ceiling lamps in flammable and explosive places. The explosion-proof LED heat dissipation effect is not good, which improves the overall service life of the lamp body.

The technical solution of the utility model is an explosion-proof LED ceiling lamp, including a lampshade, a lamp holder, an LED circuit board and a controller. The material of the lampshade is tempered glass, the material of the lamp holder is a metal material, the LED circuit board and The controller is hermetically installed in the space formed by connecting the lampshade and the lamp holder together.

The above-mentioned technical scheme seals the LED circuit board and the controller in the closed space formed by the tempered glass lampshade and the metal lamp holder, and the metal lamp holder also dissipates heat, which solves the problem of using an ordinary structure LED ceiling lamp in an inflammable and explosive place. Many potential safety hazards and the poor heat dissipation effect of the existing explosion-proof LED improve the overall service life of the lamp body.

It further includes a pressing ring and a sealing ring I, the upper part of the lamp holder has a ring-shaped step surface I, and the ring-shaped step surface I is provided with a ring-shaped groove I, and the sealing ring I is arranged in the ring-shaped groove I Inside; the top of the lampshade is a spherical curved surface, the lower part of the lampshade is provided with a shoulder, and the end surface of the lower part of the lampshade cooperates with the ring-shaped step surface I; the pressure ring is installed on the lamp holder through fasteners, The pressure ring presses the shoulder of the lampshade onto the ring-shaped stepped surface I, and the lampshade is sealed with the lamp holder through the sealing ring I.

It also includes a cover plate and a sealing ring II, the lower part of the lamp holder has a ring-shaped step surface II, and the ring-shaped step surface II is provided with a ring-shaped groove II, and the sealing ring II is set in the ring-shaped groove II Inside; the edge of the cover plate is installed on the ring-shaped stepped surface II through fasteners, and the cover plate is sealed with the lamp holder through the sealing ring II.

The above-mentioned technical scheme specifically realizes that the LED circuit board and the controller are sealed and installed in the inner space formed by the lampshade and the lamp holder. The bottom of the seat is sealed, which effectively realizes the explosion-proof function of the explosion-proof LED ceiling light.

A boss is provided outside the lower end of the lamp holder, and a plurality of ribs are arranged on the boss, and more than two waist round holes are evenly distributed on the boss, and the positions of the ribs are in line with the waist. The positions of the circular holes are staggered.

The above technical solution further solves the heat dissipation problem of the explosion-proof LED ceiling lamp through the bosses and ribs of the lampshade, solves the installation problem of the explosion-proof LED ceiling lamp through the waist hole on the boss, and improves the life of the explosion-proof LED ceiling lamp.

A partition is provided in the middle of the lamp holder, and a threading hole is provided on the partition.

The LED circuit board is arranged on the partition of the lamp holder, the controller is arranged under the partition of the lamp holder, and the wires of the LED circuit board pass through the threading holes on the partition and the The controller is electrically connected.

The above technical solution solves the problem of the arrangement of the LED circuit board and the internal installation of the controller by setting a partition in the middle of the lamp holder, and also better dissipates the heat generated by the LED circuit board and the controller through the lamp holder.

It also includes a first threaded sleeve, a second threaded sleeve, a cable gland and a sealing plug. There are two first and second interfaces in the middle of the lamp holder that communicate with the space below the partition of the lamp holder. The first The screw sleeve is screwed into the first interface and the cable gland is pressed on the inner end of the first interface, and the second screw sleeve is screwed into the second interface and the sealing plug is pressed on the second The inner end of the interface.

The above technical scheme solves the problem of wiring sealing and interface sealing of the interface of the explosion-proof LED ceiling lamp by setting the cable gland and the first screw sleeve or the sealing plug and the second screw sleeve at the interface of the lamp holder, and ensures the normal operation of the explosion-proof LED ceiling lamp. Explosion-proof performance of the interface when in use.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For technical personnel, on the premise of not paying creative labor, obtaining other drawings based on these drawings still belongs to the category of the present utility model.

Figure 1 is a main sectional view of an explosion-proof LED ceiling lamp;

Figure 2 is a right sectional view of an explosion-proof LED ceiling lamp;

Figure 3 is a three-dimensional view of the lamp holder;

The perspective view 1 of the lampshade of Fig. 4;

The perspective view 2 of the lampshade of Fig. 5;

Figure 6 is a three-dimensional view of the pressure ring;

Figure 7 is a perspective view of the cover plate.

In the figure, 1. lampshade; 11. spherical curved surface; 12. protruding shoulder; 2. lamp holder; 21. circular step surface I; 211. circular groove I; 22. installation hole I; II; 231, ring-shaped groove II; 24, installation hole II; 25, boss; 26, rib plate; 27, waist hole; 28, clapboard; 290, second interface; 2901, second interface inner end; 3, LED circuit board; 31, wire; 4, controller; 5, pressure ring; 51, counterbore; 6, sealing ring I ; 7, cover plate; 71, through hole; 8, sealing ring II; 9, the first screw sleeve; 91, the second screw sleeve; 10, cable gland;

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings.

An explosion-proof LED ceiling lamp of the present invention shown in Fig. 1 to Fig. 7 includes a lampshade 1, a lamp holder 2, an LED circuit board 3, a controller 4, a pressure ring 5, a sealing ring I6, a cover plate 7, and a sealing ring II8 , the first screw sleeve 9, the second screw sleeve 91, the cable gland 10 and the sealing plug 101; wherein the material of the lampshade 1 is tempered glass, the first screw sleeve 9, the second screw sleeve 91, the cover plate 7, and the pressure ring 5 And lamp holder 2 material is metal material stainless steel, sealing ring I6, sealing ring II8, cable gland 10 and sealing plug 101 material adopts fluorine rubber.

In Fig. 1, there is a ring-shaped step surface I21 on the upper part of the lamp holder 2, and the ring-shaped step surface I21 is provided with a ring-shaped groove I211, and the sealing ring I6 is arranged in the ring-shaped groove I211; the top of the lampshade 1 is a spherical curved surface 11, and the lower part of the lampshade 1 It is a protruding shoulder 12, the end surface of the lower part of the lampshade 1 is matched with the ring-shaped step surface I21; there are six countersunk holes 51 for installation on the pressure ring 5, and the outer side of the ring-shaped step surface I21 on the upper part of the lamp holder 2 has a mounting pressure ring 5 Corresponding to the six installation holes I22 of the counterbore 51, the pressure ring 5 is installed on the lamp holder 2 through six screws, the pressure ring 5 presses the shoulder 12 of the lampshade on the ring-shaped stepped surface I21, and the lampshade 1 passes through the sealing ring I6 is tightly matched with the lamp holder 2 .

In Fig. 1, the lower part of the lamp holder 2 has a ring-shaped step surface II23, the ring-shaped step surface II23 is provided with a ring-shaped groove II231, and the sealing ring II8 is arranged in the ring-shaped groove II231; the cover plate 7 cooperates with the ring-shaped step surface II23, There are six through holes 71 for installation on the edge of the cover plate 7, and there are six installation holes II24 corresponding to the through holes 71 of the cover plate 7 on the outer side of the ring-shaped step surface II23 of the lower part of the lamp holder 2. The edge part is installed on the ring-shaped stepped surface II23 through six screws, and the cover plate 7 is sealed with the lamp holder 2 through the sealing ring II8.

Fig. 1 and Fig. 3 are provided with a boss 25 outside the lower end of the lower end of the lamp holder 2, and a plurality of ribs 26 are arranged on the boss 25. It is staggered with the position of the waist hole 27.

The middle part of the lamp holder 2 shown in FIG. 1 is provided with a partition 28 , and a threading hole 281 is provided on the partition 28 .

The LED circuit board 3 is arranged on the partition plate 28 of the lamp holder 2, and the controller 4 is arranged below the partition board 28 of the lamp holder 2. The LED circuit board 3 is electrically connected with the controller 4 through the threading hole 281 on the partition board 28 with a wire 31. connect.

The middle of the lamp holder 2 shown in Fig. 2 is provided with two first interfaces 29 and a second interface 290 which are externally connected to the space below the lamp holder partition 28, and the first screw sleeve 9 is screwed into the first interface 29 and seals the cable 10 is pressed against the inner end 291 of the first interface, and the second threaded sleeve 91 is screwed into the second interface 290 and the sealing plug 101 is pressed against the inner end 2901 of the second interface.

The LED circuit board 3 and the controller 4 of the utility model are sealed in the closed space formed by the connection of the toughened glass lampshade 1 and the metal lamp holder 2, and the metal lamp holder 2 also performs heat dissipation, which solves the problem of using ordinary The structure of the LED ceiling lamp will cause many safety hazards and the problem of poor heat dissipation of the existing explosion-proof LED, which improves the overall service life of the lamp body.

The direction and position terms mentioned in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", " "Bottom", "side", "clockwise", "counterclockwise", etc., are only referring to the direction or position of Figure 1 . Therefore, the terms used in direction and position are used to explain and understand the utility model, rather than to limit the protection scope of the utility model.

The above disclosures are only preferred embodiments of the present utility model, so of course the scope of rights of the present utility model cannot be limited by the embodiments, so equivalent changes made according to the claims of the present utility model are still covered by the present utility model scope.

Claims (7)

1. The utility model provides an explosion-proof LED ceiling lamp, includes lamp shade, lamp stand, LED circuit board and controller are installed in the space that lamp shade and lamp stand linked together and constitute, its characterized in that:

the LED lamp comprises a lamp shade, a lamp holder and an LED circuit board, wherein the lamp shade is made of toughened glass, the lamp holder is made of metal materials, and the LED circuit board and the controller are hermetically arranged in a space formed by connecting the lamp shade and the lamp holder together.

2. The explosion-proof LED ceiling lamp of claim 1, characterized in that: the lamp holder is characterized by further comprising a pressing ring and a sealing ring I, wherein a ring-shaped step surface I is arranged at the upper part of the lamp holder, a ring-shaped groove I is formed in the ring-shaped step surface I, and the sealing ring I is arranged in the ring-shaped groove I; the top of the lampshade is a spherical curved surface, a convex shoulder is arranged at the lower part of the lampshade, and the end surface of the lower part of the lampshade is matched with the ring-shaped step surface I; the pressing ring is installed on the lamp holder through a fastener, the pressing ring presses the convex shoulder of the lamp shade on the ring-shaped step surface I, and the lamp shade is in sealing fit with the lamp holder through a sealing ring I.

3. An explosion-proof LED ceiling lamp according to claim 2, characterized in that: the lamp holder is characterized by further comprising a cover plate and a sealing ring II, wherein a ring-shaped step surface II is arranged at the lower part of the lamp holder, a ring-shaped groove II is formed in the ring-shaped step surface II, and the sealing ring II is arranged in the ring-shaped groove II; the edge of the cover plate is mounted on the ring-shaped step surface II through a fastener, and the cover plate is in sealing fit with the lamp holder through a sealing ring II.

4. An explosion-proof LED ceiling lamp according to claim 3, characterized in that: the lamp holder is characterized in that a boss is arranged on the outer side of the lower end portion of the lamp holder, a plurality of rib plates are arranged on the boss, more than two waist-shaped holes are evenly distributed on the boss, and the positions of the rib plates and the waist-shaped holes are staggered.

5. An explosion-proof LED ceiling lamp according to claim 4, characterized in that: the lamp holder is characterized in that a partition plate is arranged in the middle of the lamp holder, and a threading hole is formed in the partition plate.

6. An explosion-proof LED ceiling lamp according to claim 5, characterized in that: the LED circuit board is arranged on the partition plate of the lamp holder, the controller is arranged below the partition plate of the lamp holder, and the LED circuit board is electrically connected with the controller through a lead wire on the partition plate.

7. The explosion-proof LED ceiling lamp of any one of claims 1 to 6, characterized in that: the lamp holder is provided with a first interface and a second interface, the two interfaces are externally communicated with the space below the lamp holder partition plate, the first thread sleeve is in threaded connection with the first interface and compresses the cable sealing sleeve at the inner end of the first interface, and the second thread sleeve is in threaded connection with the second interface and compresses the sealing plug at the inner end of the second interface.

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