CN211780962U

CN211780962U - Explosion-proof emergency lighting lamp for cable tunnel

Info

Publication number: CN211780962U
Application number: CN202020810846.2U
Authority: CN
Inventors: 王乾; 何金田
Original assignee: Huarong Technology Co Ltd
Current assignee: Huarong Lighting Co ltd; Huarong Technology Co Ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2020-10-27
Anticipated expiration: 2030-05-15

Abstract

An explosion-proof emergency lighting lamp for a cable tunnel comprises a shell and an upper cover, wherein the upper cover is fixedly arranged on the lower surface of the shell, an electrical box cavity is defined between the shell and the upper cover, a control device and a wiring terminal are arranged in the electrical box cavity, a lead hole is formed in the side surface of the electrical box cavity, and the wiring terminal is electrically connected with the control device; be provided with the light source chamber in the middle of the upper cover lower surface, there is the light source board light source intracavity through fastener fixed mounting, and the signal input part of light source board passes light source chamber and controlling means's signal output part electric connection, and upper cover lower surface has lens through fastener fixed mounting, and lens are sealed the light source board at the light source intracavity. The utility model overcomes prior art's is not enough, and the mode that upper cover and casing pass through the integral type faying face makes the heat that the light source board produced can transmit the casing through the upper cover simultaneously to can in time effectually transmit away through the heat dissipation strengthening rib on the casing, reach splendid radiating effect.

Description

Explosion-proof emergency lighting lamp for cable tunnel

Technical Field

The utility model relates to an explosion-proof emergency lighting technical field, concretely relates to explosion-proof emergency lighting's of cable tunnel lamps and lanterns.

Background

At present, with the continuous development of economic society of China, traffic roads have also been developed rapidly, wherein a large amount of tunnel passageways, and tunnel explosion-proof lamp emergency light is the must of tunnel traffic, traditional tunnel explosion-proof lamp emergency light uses the shortcoming rather than a lot, leads to easily to take place the traffic accident in the tunnel, makes traffic safety greatly reduced, consequently our company develops a section and is applicable to cable tunnel, cable intermediate layer etc. have the lamps and lanterns that the dangerous area of explosive gas used, lamps and lanterns simple structure, the thermal diffusivity is splendid, can use the lamps and lanterns of different grading.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an explosion-proof emergency lighting's of cable tunnel lamps and lanterns has overcome the not enough of prior art, reasonable in design, and the mode that upper cover and casing pass through the integral type faying face makes the heat that the light source board produced can transmit the casing through the upper cover simultaneously to can in time effectually transmit away through the heat dissipation strengthening rib on the casing, reach splendid radiating effect.

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

an explosion-proof emergency lighting lamp for a cable tunnel comprises a shell and an upper cover, wherein the upper cover is fixedly mounted on the lower surface of the shell, an electrical box cavity is defined between the shell and the upper cover, a control device and a wiring terminal are fixedly mounted in the electrical box cavity, a lead hole is formed in the side surface of the electrical box cavity, an external lead penetrates through the lead hole and is connected to the wiring terminal, and the wiring terminal is electrically connected with the control device; be provided with the light source chamber in the middle of the upper cover lower surface, there is the light source board light source intracavity through fastener fixed mounting, the signal input part of light source board passes light source chamber and controlling means's signal output part electric connection, upper cover lower surface has lens through fastener fixed mounting, lens are sealed the light source board at the light source intracavity.

Preferably, the upper surface of the shell is uniformly and fixedly provided with heat dissipation reinforcing ribs.

Preferably, the left side and the right side of the upper surface of the shell are provided with long-direction hole sites, the front side and the rear side of the upper surface of the shell are provided with wide-direction hole sites, and mounting feet are fixedly mounted in the long-direction hole sites and the wide-direction hole sites through fasteners respectively.

Preferably, the edge position of the lower surface of the upper cover is provided with a limit sealing strip, the limit sealing strip is coated on the side surface of the upper cover, a sealing gasket is arranged between the upper cover and the shell, and the upper cover is connected with the shell in a sealing mode through the sealing gasket.

Preferably, a light source cavity sealing piece is arranged between the lens and the upper cover, and the lens is connected with the upper cover in a sealing mode through the light source cavity sealing piece.

Preferably, the lead hole is sequentially provided with a sealing ring, a gasket and a compression nut from inside to outside, and an external lead passes through the compression nut, the gasket and the sealing ring of the fastener and then enters the cavity of the electric box to be connected to the wiring terminal; and the outer surface of the compression nut and the inner wall of the lead hole are assembled in a screwing way through threads.

The utility model provides an explosion-proof emergency lighting's of cable tunnel lamps and lanterns. The method has the following beneficial effects: the mode that upper cover and casing pass through the integral type faying face makes the heat that the light source board produced can transmit the casing through the upper cover simultaneously to can in time effectually transmit away through the heat dissipation strengthening rib on the casing, reach splendid radiating effect. A limit sealing strip is specially arranged at the matching part between the lamp shell and the upper cover, and then a sealing gasket is matched for strengthening protection, so that the double protection has an effective waterproof effect; if the components in the lamp need to be replaced on site, only the fastening piece of the upper cover needs to be detached, the components in the electric appliance cavity can be replaced, if the light source needs to be replaced, only the fastening piece on the lens needs to be detached, the light source can be replaced, the whole lamp and the cable do not need to be detached in a complex manner, the lamp can be directly maintained and repaired on site under the condition that the lamp is not changed, and the lamp can be rapidly and effectively maintained and repaired by site workers. The lamp shell is provided with a structural form for assembling the mounting support in the length direction and the width direction, and can be matched with the corresponding mounting support for use according to field requirements. The lamp is specially used for the tunnel, is specially provided with a long and narrow light distribution design, can select lenses with different angles, and achieves light distribution with different effects. Enough big space is reserved in the lamp shell, different types and control devices of different sizes are convenient to use, and the effect of different uses is achieved.

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 a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the middle housing of the present invention;

FIG. 3 is a schematic structural view of the middle housing and the upper cover of the present invention after being installed;

the reference numbers in the figures illustrate:

1. a housing; 2. an upper cover; 3. an electrical box cavity; 4. a control device; 5. a wiring terminal; 6. a wire hole; 7. a light source cavity; 8. a light source plate; 9. a lens; 10. a heat dissipation reinforcing rib; 11. hole positions in the longitudinal direction; 12. hole positions in the width direction; 13. mounting a foot; 14. a limit sealing strip; 15. a gasket; 16. a light source cavity seal; 17. a seal ring; 18. a gasket; 19. and (5) pressing the nut.

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 a first embodiment, as shown in fig. 1 to 3, a cable tunnel explosion-proof emergency lighting lamp includes a housing 1 and an upper cover 2, the upper cover 2 is fixedly installed on a lower surface of the housing 1, an electrical box cavity 3 is defined between the housing 1 and the upper cover 2, a control device 4 and a connection terminal 5 are fixedly installed in the electrical box cavity 3, wherein the electrical box cavity 3 has enough reserved space to facilitate the use of different types and sizes of the control devices 4, so as to achieve different use effects; a lead hole 6 is formed in the side surface of the electric box cavity 3, an external lead passes through the lead hole 6 and is connected to a wiring terminal 5, the wiring terminal 5 is electrically connected with the control device 4, and heat dissipation reinforcing ribs 10 are uniformly and fixedly arranged on the upper surface of the shell 1; be provided with light source chamber 7 in the middle of 2 lower surfaces of upper cover, there is light source board 8 through fastener fixed mounting in the light source chamber 7, and the signal input part of light source board 8 passes light source chamber 7 and controlling means 4's signal output part electric connection, and 2 lower surfaces of upper cover have lens 9 through fastener fixed mounting, and lens 9 seals light source board 8 in light source chamber 7.

In the embodiment of the utility model, the electric box cavity 3 and the light source cavity 7 adopt an integrated structure design, so that the heat superposition generated by the control device 4 and the light source plate 8 in the working process can be effectively reduced, and meanwhile, the upper cover 2 and the shell 1 are in an integrated joint surface mode, so that the heat generated by the light source plate 8 can be simultaneously transmitted to the shell 1 through the upper cover 2, and the heat is synchronously radiated through the heat radiating reinforcing ribs 10 on the surface of the shell 1, thereby achieving an effective heat radiating effect and prolonging the service life of the lamp; utility model is suitable for a long and narrow grading design in tunnel can select the lens 9 of different angles, reaches the grading of different effects.

In the second embodiment, based on the further improvement of the first embodiment, the left and right sides of the upper surface of the casing 1 are provided with the long-direction hole sites 11, the front and rear sides of the upper surface of the casing 1 are provided with the wide-direction hole sites 12, and the long-direction hole sites 11 and the wide-direction hole sites 12 are respectively and fixedly provided with the mounting feet 13 through fasteners. Through all being equipped with the hole site structural style of assembly installation foot 13 at casing 1 length direction and width direction to can be according to the on-the-spot demand, the cooperation corresponds installation foot 13 and installs fixedly.

In the third embodiment, based on the further improvement of the first embodiment, the edge position of the lower surface of the upper cover 2 is provided with a limit sealing strip 14, the limit sealing strip 14 covers the side surface of the upper cover 2, a sealing gasket 15 is arranged between the upper cover 2 and the housing 1, and the upper cover 2 is connected with the housing 1 in a sealing manner through the sealing gasket 15. Can enough play the positioning action when the installation to upper cover 2 through limit sealing strip 14, also can play certain water-proof effects to upper cover 2 and casing 1 through limit sealing strip 14 simultaneously to be furnished with sealed pad 15 simultaneously in this embodiment, thereby play double-deck protection effect to the cooperation department between upper cover 2 and the casing 1, thereby reach fabulous water-proof effects.

In the fourth embodiment, based on the further improvement of the first embodiment, a light source cavity sealing member 16 is disposed between the lens 9 and the upper cover 2, and the lens 9 is hermetically connected with the upper cover 2 through the light source cavity sealing member 16. The sealing effect between the lens 9 and the upper cover 2 is ensured by the light source cavity sealing member 16.

Fifth, based on further improvement of the first embodiment, the lead hole 6 is sequentially provided with a seal ring 17, a washer 18 and a gland nut 19 from inside to outside, and an external lead passes through the fastener gland nut 19, the washer 18 and the seal ring 17 and then enters the inside of the electric box cavity 3 to be connected to the connecting terminal 5; the outer surface of the compression nut 19 is screwed with the inner wall of the lead hole 6. The sealing ring 17 is used for sealing between an external power line and the inner wall of the lead hole 6, and the outer part of the compression nut 19 is assembled with the inner wall of the lead hole 6 in a screwing mode through threads to compress the sealing ring 17, so that the effect of extrusion sealing is achieved.

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 a cable tunnel explosion-proof emergency lighting's lamps and lanterns, includes casing (1) and upper cover (2), its characterized in that: the upper cover (2) is fixedly arranged on the lower surface of the shell (1), an electric box cavity (3) is defined between the shell (1) and the upper cover (2), a control device (4) and a wiring terminal (5) are fixedly arranged in the electric box cavity (3), a lead hole (6) is formed in the side surface of the electric box cavity (3), an external wire penetrates through the lead hole (6) to be connected to the wiring terminal (5), and the wiring terminal (5) is electrically connected with the control device (4);

be provided with light source chamber (7) in the middle of upper cover (2) lower surface, there is light source board (8) through fastener fixed mounting in light source chamber (7), the signal input part of light source board (8) passes light source chamber (7) and controlling means (4) signal output part electric connection, upper cover (2) lower surface has lens (9) through fastener fixed mounting, lens (9) are sealed light source board (8) in light source chamber (7).

2. A lamp for explosion-proof emergency lighting of cable tunnel according to claim 1, characterized in that: the upper surface of the shell (1) is uniformly and fixedly provided with heat dissipation reinforcing ribs (10).

3. A lamp for explosion-proof emergency lighting of cable tunnel according to claim 1, characterized in that: casing (1) upper surface left and right sides is provided with long direction hole site (11), both sides are provided with wide direction hole site (12) around casing (1) upper surface, there are installation foot (13) in long direction hole site (11) and the wide direction hole site (12) through fastener fixed mounting respectively.

4. A lamp for explosion-proof emergency lighting of cable tunnel according to claim 1, characterized in that: the upper cover (2) lower surface border position is provided with limit sealing strip (14), limit sealing strip (14) cladding is at the side surface of upper cover (2), be provided with sealed pad (15) between upper cover (2) and casing (1), upper cover (2) are through sealed pad (15) and casing (1) sealing connection.

5. A lamp for explosion-proof emergency lighting of cable tunnel according to claim 1, characterized in that: be provided with light source chamber sealing member (16) between lens (9) and upper cover (2), lens (9) are through light source chamber sealing member (16) and upper cover (2) sealing connection.

6. A lamp for explosion-proof emergency lighting of cable tunnel according to claim 1, characterized in that: a sealing ring (17), a gasket (18) and a compression nut (19) are sequentially arranged in the lead hole (6) from inside to outside, and an external lead passes through the fastening piece compression nut (19), the gasket (18) and the sealing ring (17) and then enters the electric box cavity (3) to be connected onto the wiring terminal (5); the outer surface of the compression nut (19) is assembled with the inner wall of the lead hole (6) in a screwing mode through threads.