CN210462646U

CN210462646U - Explosion-proof solid-state lighting lamp

Info

Publication number: CN210462646U
Application number: CN201921431327.9U
Authority: CN
Inventors: 王乾; 毛发海
Original assignee: Huarong Technology Co Ltd
Current assignee: Huarong Lighting Co ltd; Huarong Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-05
Anticipated expiration: 2029-08-30

Abstract

An explosion-proof solid-state illuminating lamp comprises a diffuser, a cover ring, a shell, an upper cover and a light source plate, wherein the upper surface of the shell is provided with a heat dissipation rib, and a first fastening bolt sequentially penetrates through a first mounting protrusion and a second mounting protrusion to enable the cover ring and the shell to be connected and fixed to be assembled into a whole; the upper cover is provided with a fixing cavity and an upper cover mounting platform, the junction box is arranged below the upper cover, the power module is mounted on the junction box through a power supply mounting groove, and the second fastening bolt sequentially penetrates through the second mounting hole, the third mounting hole and the first mounting hole to enable the upper cover, the junction box and the shell to be assembled into a whole. The utility model overcomes prior art's is not enough, reasonable in design through setting up the turn-ups groove, both can prevent that the sealing washer from spilling over because of receiving the extrusion, also can play the guard action to every through-hole of reflector respectively with the pointolite one-to-one on the light source board, the reflection effect is better, and adopt two kinds of radiating modes of upper cover heat dissipation and heat dissipation muscle heat dissipation, make lamps and lanterns avoid the problem that the effect of crossing temperature brought of lamps and lanterns.

Description

Explosion-proof solid-state lighting lamp

Technical Field

The utility model relates to an explosion-proof lamp field, concretely relates to explosion-proof solid state light.

Background

The explosion-proof illuminating lamp is used as a fixed illuminating lamp in flammable and explosive places such as petrochemical industry, mine operation, chemical industry factory buildings and the like, the explosion-proof performance of the explosion-proof illuminating lamp directly influences the use condition of the lamp, and the explosion-proof illuminating lamp directly causes damage to human bodies and production safety.

The lamp has the advantages that the lamp is excellent in sealing performance and protection, can effectively emit light of the light source, is provided with independent physical protection measures, and effectively improves the waterproof effect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an explosion-proof solid-state lighting lamp, the not enough of prior art has been overcome, and reasonable in design, compact structure, through upper cover and terminal box, fitting surface between casing and the clamping ring has all designed the turn-ups groove, can shelter from the sealing washer on the one hand, prevent that the sealing washer from spilling over because of receiving the extrusion, on the other hand can play the guard action, and set up the reflector be every through-hole respectively with the pointolite one-to-one on the light source board, the reflection effect is better, adopt dual heat radiation structure, two kinds of radiating modes of upper cover heat dissipation and heat dissipation muscle heat dissipation have been concentrated, dual heat dissipation makes lamps and lanterns avoid the problem that the overtemperature effect.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

an explosion-proof solid-state illuminating lamp comprises a diffuser, a cover ring, a shell, an upper cover and a light source plate, wherein the diffuser is provided with a diffuser mounting table and a diffuser mounting ring; the upper surface of the shell is provided with a heat dissipation rib, the surface of the heat dissipation rib is provided with a first mounting hole, the light source plate is tightly attached to the lower surface of the shell and fixed by a screw, the outer wall of the shell is provided with a second mounting protrusion, and a first fastening bolt sequentially penetrates through the first mounting protrusion and the second mounting protrusion to enable the cover ring and the shell to be connected and fixed to be assembled into a whole; the improved structure of the power supply comprises an upper cover, and is characterized in that a fixing cavity and an upper cover mounting platform are arranged on the upper cover, a second mounting hole is formed in the upper cover mounting platform, a junction box is arranged below the upper cover, a power supply mounting groove and the junction box mounting platform are formed in the junction box, a power supply module is fixedly mounted in the power supply mounting groove, the power supply module is located in the fixing cavity of the upper cover, a third mounting hole is formed in the junction box mounting platform, and a second fastening bolt sequentially penetrates through the second mounting hole, the third mounting hole and the first mounting hole, so that the upper cover, the junction box and a shell are assembled into a whole.

Preferably, the housing is provided with a first wiring hole, the junction box is provided with a second wiring hole, and the wire output end of the power module sequentially passes through the second wiring hole and the first wiring hole to be electrically connected with the light source board; the upper cover is provided with a wire outlet hole, and the wire input end of the power supply module penetrates through the wire outlet hole to be connected with an external power line.

Preferably, threaded sleeves are installed in the second wiring hole and the first wiring hole, a through hole is formed in the middle of each threaded sleeve, and the electric wire output end of the power supply module penetrates through the threaded sleeves to be electrically connected with the light source board.

Preferably, a sealing element, a gasket and a compression nut are sequentially arranged in the wire outlet hole from inside to outside, and an external lead passes through the compression nut, the gasket and the sealing element and then enters the upper cover to be connected with the wire input end of the power module for conduction; the outer part of the compression nut and the inner wall of the wire outlet hole are assembled in a screwing mode through threads to compress the sealing element.

Preferably, the third mounting hole on the junction box mounting table is divided into a third convex mounting hole and a third concave mounting hole, and the first mounting hole corresponding to the third mounting hole is divided into a first convex mounting hole and a first concave mounting hole, the third convex mounting hole is matched with the first concave mounting hole, and the third concave mounting hole is matched with the first convex mounting hole.

Preferably, the contact surface of the junction box and the heat dissipation rib is provided with a plurality of heat dissipation grooves, and the heat dissipation grooves are matched with the heat dissipation rib.

Preferably, a reflector is installed on the surface of the light source plate, a plurality of through holes are formed in the reflector, and each through hole corresponds to the point light source on the light source plate one by one.

Preferably, the matching surface of the upper cover and the junction box is provided with a first flanging groove, a first sealing ring is arranged in the first flanging groove, the first sealing ring is sleeved on a junction box mounting table of the junction box, the matching surface of the cover ring and the diffuser is provided with a second flanging groove, a second sealing ring is arranged in the second flanging groove, and the second sealing ring is sleeved on the diffuser mounting table of the diffuser.

Preferably, the outer surface of the upper cover is provided with a plurality of heat dissipation ridges, and the heat dissipation ridges are uniformly distributed on the outer wall of the upper cover.

The utility model provides an explosion-proof solid state light. The method has the following beneficial effects: through upper cover and terminal box, the fitting surface between casing and the clamping ring all designs there is the turn-ups groove, can shelter from the sealing washer on the one hand, prevent that the sealing washer from spilling over because of receiving the extrusion, on the other hand can play the guard action, and set up the reflector and be every through-hole respectively with the pointolite one-to-one on the light source board, the reflection effect is better, adopt dual heat radiation structure, two kinds of radiating modes of upper cover heat dissipation and heat dissipation muscle heat dissipation have been concentrated, dual heat dissipation makes lamps and lanterns avoid the problem that the effect of excess temperature of lamps and lanterns brought, be favorable to the inner.

Drawings

In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings used in the description of the prior art will be briefly described below.

Fig. 1 is an exploded view of a schematic structural diagram of the present invention;

FIG. 2 is an exploded view II of the schematic structural diagram of the present invention;

FIG. 3 is a schematic structural view of the middle cover ring of the present invention;

FIG. 4 is a schematic structural view of the middle housing of the present invention;

FIG. 5 is a schematic structural view of the junction box of the present invention;

the reference numbers in the figures illustrate:

1. a diffuser; 101. a diffuser mounting table; 102. a diffuser mounting ring; 2. a cover ring; 201. a cover ring mounting table; 202. a cover ring mounting ring; 204. a first mounting boss; 3. a housing; 301. heat dissipation ribs; 302. a second mounting boss; 303. a first mounting hole; 304. a first wiring hole; 4. an upper cover; 401. a fixed cavity; 402. an upper cover mounting table; 403. a second mounting hole; 404. a wire outlet hole; 405. a heat dissipating ridge; 5. a light source plate; 6. a screw; 7. a first fastening bolt; 8. a junction box; 801. a power supply mounting groove; 802. a junction box mounting table; 803. a third mounting hole; 804. a second wiring hole; 805. a heat sink; 9. a power supply module; 10. a threaded sleeve; 11. a reflector; 12. a first seal ring; 13. a second seal ring; 14. compressing the seal; 15. a gasket; 16. a compression nut; 17. and a second fastening bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention will be combined below to clearly and completely describe the technical solutions of the present invention.

In the first embodiment, as shown in fig. 1 to 3, an explosion-proof solid-state illuminating lamp includes a diffuser 1, a cover ring 2, a housing 3, an upper cover 4 and a light source plate 5, the diffuser 1 is provided with a diffuser mounting table 101 and a diffuser mounting ring 102, the cover ring 2 is provided with a cover ring mounting table 201 and a cover ring mounting ring 202, the cover ring 2 is sleeved on the diffuser mounting ring 102, and the bottom surface of the cover ring mounting table 201 is tightly pressed with the diffuser mounting table 101.

The upper surface of the shell 3 is provided with a heat dissipation rib 301, the surface of the heat dissipation rib 301 is provided with a first mounting hole 303, the light source plate 5 is tightly attached to the lower surface of the shell 3 and fixed by a screw 6, the light source plate 5 is used for power-on light emission, an LED light source can be provided, heat generated by the light source plate 5 can be directly transmitted to the heat dissipation rib 301 through the shell 3, the heat generated by the light source plate 5 can be rapidly dissipated by the heat dissipation rib 301, the service life of the lamp is prolonged, the surface of the shell 3 contacted with the light source plate 5 is designed in a protruding structure, so that the light emitted by the light source plate 5 is prevented from being shielded by the cover ring 2 and the light dissipation cover 1, the light emitting angle of the lamp is effectively enlarged, and light can be effectively and completely dissipated.

The outer wall of the cover ring 2 is provided with a first mounting protrusion 204, the outer wall of the shell 3 is provided with a second mounting protrusion 302, and the first fastening bolt 7 sequentially penetrates through the first mounting protrusion 204 and the second mounting protrusion 302, so that the cover ring 2 and the shell 3 are fixedly connected to be assembled into a whole.

A fixing cavity 401 and an upper cover mounting platform 402 are arranged on the upper cover 4, a second mounting hole 403 is arranged on the upper cover mounting platform 402, a junction box 8 is arranged below the upper cover 4, a power supply mounting groove 801 and a junction box mounting platform 802 are arranged on the junction box 8, a power supply module 9 is fixedly mounted in the power supply mounting groove 801, the power supply module 9 is positioned in the fixing cavity 401 of the upper cover 4 and can be connected through the power supply mounting groove 801, so that the phenomenon of messy wires can be effectively prevented, a third mounting hole 803 is arranged on the junction box mounting platform 802, and a second fastening bolt 17 sequentially penetrates through the second mounting hole 403, the third mounting hole 803 and the first mounting hole 303, so that the upper cover 4, the junction box 8 and the shell 3 are assembled into a whole; through installing terminal box 8 in heat dissipation muscle 301 top to make power module 9 install in power installation recess 801, thereby make terminal box 8 and the produced heat of power module 9 can directly contact with heat dissipation muscle 301, distribute away the heat fast by heat dissipation muscle 301, thereby further improvement the life of lamps and lanterns.

In the second embodiment, based on the further improvement of the first embodiment, the housing 3 is provided with a first wiring hole 304, the junction box 8 is provided with a second wiring hole 804, and the electric wire output end of the power module 9 sequentially passes through the second wiring hole 804 and the first wiring hole 304 to be electrically connected with the light source board 5; the upper cover 4 is provided with a wire outlet 404, and the wire input end of the power module 9 passes through the wire outlet 404 to be connected with an external power line. The threaded sleeve 10 is installed in the second wiring hole 804 and the first wiring hole 304, a through hole is formed in the middle of the threaded sleeve 10, and the electric wire output end of the power supply module 9 penetrates through the threaded sleeve 10 to be electrically connected with the light source board 5. The wire outlet hole 404 is internally and sequentially provided with a sealing element 14, a gasket 15 and a compression nut 16 from inside to outside, and an external lead passes through the compression nut 16, the gasket 15 and the sealing element 14 and then enters the upper cover 4 to be connected with the wire input end of the power module 9 for conduction; the exterior of the compression nut 16 threadably fits against the interior wall of the outlet aperture 404 to compress the seal 14. Can directly correspond second wiring hole 804 and first wiring hole 304 through swivel nut 10 to make terminal box 8 play the positioning action when the installation, in order to guarantee that power module 9's electric wire output can more conveniently insert, sealing member 14 is used for sealing between electric wire and the wire-out hole 404 inner wall, gland nut 16 outside and wire-out hole 404 inner wall close the assembly with gland seal 14 through the screw soon, packing ring 15 can prevent that the terminal barrel is not hard up.

In the third embodiment, based on a further improvement of the first embodiment, the third mounting holes 803 on the junction box mounting platform 802 are divided into third convex mounting holes and third concave mounting holes, and the first mounting holes 303 corresponding to the third mounting holes 803 are divided into first convex mounting holes and first concave mounting holes, the third convex mounting holes are matched with the first concave mounting holes, and the third concave mounting holes are matched with the first convex mounting holes. Therefore, the connection between the junction box 8 and the heat dissipation rib 301 is more stable, and the contact surface between the junction box 8 and the heat dissipation rib 301 is provided with a plurality of heat dissipation grooves 805, and the heat dissipation grooves 805 are matched with the heat dissipation rib 301. Thereby, the contact area between the terminal box 8 and the heat dissipation rib 301 is larger, and the heat dissipation rib 301 absorbs heat and dissipates heat more quickly and effectively.

In the fourth embodiment, based on the further improvement of the first embodiment, the reflector 11 is installed on the surface of the light source board 5, and a plurality of through holes are formed in the reflector 11, and each through hole corresponds to a point light source on the light source board 5 one by one. Therefore, the reflectivity can be effectively improved, and the reflection effect is better.

Fifth, based on a further improvement of the first embodiment, a first flanging groove is formed in a surface, where the upper cover 4 and the junction box 8 are matched, a first sealing ring 12 is arranged in the first flanging groove, the first sealing ring 12 is sleeved on the junction box mounting table 802 of the junction box 8, a second flanging groove is formed in a surface, where the cover ring 2 and the diffuser 1 are matched, a second sealing ring 13 is arranged in the second flanging groove, and the second sealing ring 13 is sleeved on the diffuser mounting table 101 of the diffuser 1. Thereby install first sealing washer 12 and second sealing washer 13 respectively in first turn-ups groove and second turn-ups inslot to both can shelter from first sealing washer 12 and second sealing washer 13, prevent that first sealing washer 12 and second sealing washer 13 from spilling over because of receiving the extrusion, also can play certain guard action.

Sixth embodiment, based on the further improvement of the first embodiment, the outer surface of the upper cover 4 is provided with a plurality of heat dissipating ridges 405, and the heat dissipating ridges 405 are uniformly distributed on the outer wall of the upper cover 4. Through the two heat dissipation modes of heat dissipation of the heat dissipation ridge 405 and the heat dissipation rib 301 of the upper cover 4, the problem caused by the over-temperature effect of the lamp is avoided by the lamp due to double heat dissipation, and the heat dissipation ridge 405 and the heat dissipation rib 301 are both in a scaly shape, so that the heat inside the lamp can be quickly dissipated.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an explosion-proof solid state light, includes diffuser (1), cover circle (2), casing (3), upper cover (4) and light source board (5), its characterized in that: the diffuser is characterized in that a diffuser mounting table (101) and a diffuser mounting ring (102) are arranged on the diffuser (1), a cover ring mounting table (201) and a cover ring mounting ring (202) are arranged on the cover ring (2), the bottom surface of the cover ring mounting table (201) is matched and pressed with the diffuser mounting table (101), and a first mounting protrusion (204) is arranged on the outer wall of the cover ring (2);

the upper surface of the shell (3) is provided with a heat dissipation rib (301), the surface of the heat dissipation rib (301) is provided with a first mounting hole (303), the light source plate (5) is mounted on the lower surface of the shell (3), the outer wall of the shell (3) is provided with a second mounting protrusion (302), and a first fastening bolt (7) sequentially penetrates through the first mounting protrusion (204) and the second mounting protrusion (302), so that the cover ring (2) and the shell (3) are fixedly connected to be assembled into a whole;

be equipped with fixed chamber (401) and upper cover mount table (402) on upper cover (4), be equipped with second mounting hole (403) on upper cover mount table (402), upper cover (4) below is provided with terminal box (8), be equipped with power installation recess (801) and terminal box mount table (802) on terminal box (8), install power module (9) in power installation recess (801), be equipped with third mounting hole (803) on terminal box mount table (802), second fastening bolt (17) pass second mounting hole (403), third mounting hole (803) and first mounting hole (303) in proper order, make upper cover (4), terminal box (8) and casing (3) assemble as an organic whole.

2. An explosion-proof solid state lighting lamp as claimed in claim 1, wherein: a first wiring hole (304) is formed in the shell (3), a second wiring hole (804) is formed in the junction box (8), and an electric wire output end of the power supply module (9) sequentially penetrates through the second wiring hole (804) and the first wiring hole (304) to be electrically connected with the light source board (5); an outlet hole (404) is formed in the upper cover (4), and an electric wire input end of the power supply module (9) penetrates through the outlet hole (404) to be connected with an external power line.

3. An explosion-proof solid state lighting lamp as claimed in claim 2, characterized in that: install swivel nut (10) in second wiring hole (804) and first wiring hole (304), the through-hole has been seted up in the middle of swivel nut (10), the electric wire output end of power module (9) passes swivel nut (10) and light source board (5) electric connection.

4. An explosion-proof solid state lighting lamp as claimed in claim 2, characterized in that: a sealing element (14), a gasket (15) and a compression nut (16) are sequentially arranged in the wire outlet hole (404) from inside to outside, and an external lead passes through the compression nut (16), the gasket (15) and the sealing element (14) and then enters the upper cover (4) to be connected with the wire input end of the power module (9) for conduction; the outer part of the compression nut (16) is screwed with the inner wall of the outlet hole (404) to compress the sealing element (14).

5. An explosion-proof solid state lighting lamp as claimed in claim 1, wherein: third mounting holes (803) on the junction box mounting table (802) are divided into third convex mounting holes and third concave mounting holes, first mounting holes (303) corresponding to the third mounting holes (803) are divided into first convex mounting holes and first concave mounting holes, the third convex mounting holes are matched with the first concave mounting holes, and the third concave mounting holes are matched with the first convex mounting holes.

6. An explosion-proof solid state lighting lamp as claimed in claim 1, wherein: the contact surface of the junction box (8) and the heat dissipation rib (301) is provided with a plurality of heat dissipation grooves (805), and the heat dissipation grooves (805) are matched with the heat dissipation rib (301).

7. An explosion-proof solid state lighting lamp as claimed in claim 1, wherein: the surface mounting of light source board (5) has reflector (11), be equipped with a plurality of through-holes on reflector (11), and every through-hole respectively with the pointolite on light source board (5) one-to-one.

8. An explosion-proof solid state lighting lamp as claimed in claim 1, wherein: the upper cover (4) is provided with first turn-ups groove with terminal box (8) mating surface, be provided with first sealing washer (12) in the first turn-ups groove, first sealing washer (12) cup joint on terminal box mount table (802) of terminal box (8), cover circle (2) is provided with the second turn-ups groove with diffuser (1) mating surface, second turn-ups inslot is provided with second sealing washer (13), second sealing washer (13) cup joint on diffuser mount table (101) of diffuser (1).

9. An explosion-proof solid state lighting lamp as claimed in claim 1, wherein: the outer surface of the upper cover (4) is provided with a plurality of heat dissipation ridges (405), and the heat dissipation ridges (405) are uniformly distributed on the outer wall of the upper cover (4).