Waterproof, dustproof and anti-corrosion LED lamp for nuclear power

Abstract

The waterproof, dustproof and anti-corrosion LED lamp comprises a housing, a junction box, a light source assembly, a cable connector and a lock nut, the light source assembly is arranged in the housing, the junction box is fixedly connected to one end of the housing, a containing space is formed in the junction box, a through hole is formed in the end, away from the housing, of the junction box, and the cable connector is arranged in the through hole. At least one limiting piece is arranged on the lower portion of the containing space, one end of the cable connector penetrates through the through hole, threads are arranged on the outer side of one end of the cable connector, the lock nut is arranged in the containing space and installed on the threads, and the lower end of the lock nut abuts against the limiting piece. Through the application of the LED lamp structure, the LED lamp structure suitable for the nuclear power scene is provided, a good protection effect is provided, the waterproof, dustproof and anti-corrosion requirements can be met, the service life of the lamp is further prolonged, the LED lamp structure is convenient to assemble and disassemble, and the LED lamp structure has good shockproof performance.

Description

Technical Field

[0001] The utility model relates to the technical field of nuclear power lighting, in particular to a waterproof, dustproof and anticorrosive LED lamp for nuclear power. Background Art

[0002] At present, corresponding lighting fixtures are often installed in nuclear power plants to provide a good lighting environment for staff. Existing lighting fixtures for nuclear power often need to consider the problems of waterproof, dustproof and anticorrosive of the fixtures to ensure the stable operation of the fixtures and provide a relatively long service life.

[0003] However, in the existing technology, the lighting fixtures for nuclear power often adopt an independent setting of the fixture body and the junction box; specifically, for the installation of such fixtures, it is necessary to first connect the connecting wire harness to the junction box, and then connect the junction box to the fixture body through another wire harness. This connection method results in a poor overall protection effect of the fixture and is not easy to assemble. Summary of the Utility Model

[0004] In view of this, to solve the above problems, the purpose of the utility model is to provide a waterproof, dustproof and anticorrosive LED lamp for nuclear power, including: a cover shell, a junction box, a light source assembly, a cable connector and a lock nut. The light source assembly is arranged in the cover shell. The junction box is fixedly connected to one end of the cover shell. The junction box forms an accommodation space. A through hole is opened at one end of the junction box far from the cover shell. At least one limiting member is arranged at the lower part of the accommodation space. One end of the cable connector passes through the through hole. A thread is arranged on the outer side of one end of the cable connector. The lock nut is arranged in the accommodation space. The lock nut is installed on the thread. The lower end of the lock nut abuts against the limiting member.

[0005] In another preferred embodiment, the limiting member is arranged below the through hole and is formed by the inner wall of the accommodation space extending inwards.

[0006] In another preferred embodiment, at least one limiting plane is formed on the outer side of the lock nut, and the limiting plane abuts against the limiting member.

[0007] In another preferred embodiment, the junction box includes: a box body, a box cover and a first wiring terminal. A socket is formed at one end of the box body, and the socket is sleeved on the outer side of one end of the cover shell. The through hole is opened at the other end of the box body. The box cover is installed on the upper end of the box body through bolts. The accommodation space is formed between the box body and the box cover, and the first wiring terminal is arranged in the accommodation space.

[0008] In another preferred embodiment, the light source assembly includes: a mounting plate, a light source board, and two brackets. The light source board is disposed on the mounting plate. The two brackets are respectively disposed at two ends of the upper surface of the mounting plate, and the upper ends of the brackets abut against the top of the inner wall of the housing.

[0009] In another preferred embodiment, a second wiring terminal is disposed on one of the brackets.

[0010] In another preferred embodiment, at least one protrusion is formed by the upper end of the bracket extending outward, and the protrusion abuts against the inner wall of the housing.

[0011] In another preferred embodiment, it further includes: two chassis. The two chassis are disposed in parallel at the bottom of the inner wall of the housing, and the brackets extend into or abut against the upper ends of the two chassis.

[0012] In another preferred embodiment, each of the chassis is arranged in an L-shaped structure, and the upper ends of the two chassis are bent and arranged close to each other.

[0013] In another preferred embodiment, it further includes: an end cap. The end cap is sleeved on the other end of the housing.

[0014] Due to the adoption of the above technical solutions, the positive effects of the present utility model compared with the prior art are:

[0015] By applying the present utility model, an LED lamp structure suitable for nuclear power scenarios is provided, which provides a good protection effect, can meet the requirements of waterproof, dustproof and anti-corrosion, further extends the service life of the lamp, is relatively convenient for installation and disassembly, and has good shock resistance. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is an overall schematic diagram of a waterproof, dustproof and anti-corrosion LED lamp for nuclear power use according to the present utility model;

[0017] Figure 2 is a schematic diagram of the lid of the junction box of a waterproof, dustproof and anti-corrosion LED lamp for nuclear power use according to the present utility model;

[0018] Figure 3 is a partial schematic diagram of the junction box of a waterproof, dustproof and anti-corrosion LED lamp for nuclear power use according to the present utility model;

[0019] Figure 4 is a schematic diagram of the light source assembly of a waterproof, dustproof and anti-corrosion LED lamp for nuclear power use according to the present utility model;

[0020] Figure 5The first installation schematic diagram of the bracket of a waterproof, dustproof and anti-corrosion LED lamp for nuclear power use of the present utility model;

[0021] Figure 6 The second installation schematic diagram of the bracket of a waterproof, dustproof and anti-corrosion LED lamp for nuclear power use of the present utility model.

[0022] In the attached drawings:

[0023] 1. Housing; 2. Junction box; 3. Light source assembly; 4. Cable connector; 5. Lock nut; 6. Accommodating space; 7. Through hole; 8. Limiting member; 9. Thread; 10. Limiting plane; 11. Box body; 12. Box cover; 13. First wiring terminal; 14. Sleeve opening; 15. Mounting plate; 16. Light source board; 17. Bracket; 18. Second wiring terminal; 19. Protrusion; 20. Bottom frame; 21. End cover; 22. Positioning member; 23. Mounting groove; 24. Connecting member. Specific embodiments

[0024] The present utility model will be further described below in conjunction with the attached drawings and specific embodiments, but it is not limited to the present utility model.

[0025] As Figures 1 to 3 shown, a waterproof, dustproof and anti-corrosion LED lamp for nuclear power use in a preferred embodiment is shown, including: a housing 1, a junction box 2, a light source assembly 3, a cable connector 4 and a lock nut 5. The light source assembly 3 is arranged inside the housing 1. The junction box 2 is fixedly connected to one end of the housing 1. The junction box 2 forms an accommodating space 6. One end of the junction box 2 away from the housing 1 is provided with a through hole 7. At least one limiting member 8 is arranged at the lower part of the accommodating space 6. One end of the cable connector 4 passes through the through hole 7. A thread 9 is arranged on the outer side of one end of the cable connector 4. The lock nut 5 is arranged inside the accommodating space 6. The lock nut 5 is installed on the thread 9. The lower end of the lock nut 5 abuts against the limiting member 8. Further, through the connection arrangement of the housing 1 and the junction box 2, it is convenient to connect the cable and the wiring terminal, and a better protection effect is provided after closing the junction box 2. Among them, when installing the cable connector 4, the cable connector 4 can be inserted into the through hole 7 from the outside to the inside. At this time, the lock nut 5 abuts against the limiting member 8 in advance and does not rotate. An internal thread 9 is arranged inside the lock nut 5 to cooperate with the external thread 9 of the cable connector 4, so that after the cable connector 4 is installed in place, the lock nut 5 tightly abuts against the inner wall of the accommodating space 6, and then the cable main body can be extended into the cable connector 4.

[0026] Further, as a preferred embodiment, a circumferential annular contact surface is formed on the cable connector 4. When the cable connector 4 is installed in place, the annular contact surface abuts against the outer surface of one end of the junction box 2 away from the housing 1.

[0027] Further, as a preferred embodiment, the housing 1 is preferably a two-color injection molded housing, and the side thereof close to the light emitting surface of the light source assembly 3 is provided to be transparent.

[0028] Further, as a preferred embodiment, the limiting member 8 is disposed below the through hole 7 and is formed by the inner wall of the accommodating space 6 extending inwards.

[0029] Further, as a preferred embodiment, a plurality of limiting members 8 are arranged in sequence along the horizontal direction. Further, the arrangement of the plurality of limiting members 8 can be applicable to lock nuts 5 with different outer contour dimensions.

[0030] Further, as a preferred embodiment, at least one limiting plane 10 is formed on the outer side of the lock nut 5, and the limiting plane 10 is arranged in abutment with the limiting member 8.

[0031] Further, as a preferred embodiment, a plurality of limiting planes 10 are arranged at intervals in sequence along the outer periphery of the lock nut 5.

[0032] Further, as a preferred embodiment, the junction box 2 includes: a box body 11, a box cover 12 and a first wiring terminal 13. One end of the box body 11 is formed with a socket 14, and the socket 14 is sleeved on the outer side of one end of the housing 1. A through hole 7 is formed at the other end of the box body 11. The box cover 12 is installed on the upper end of the box body 11 through bolts. An accommodating space 6 is formed between the box body 11 and the box cover 12, and a first wiring terminal 13 is arranged in the accommodating space 6. Further, the box cover 12 can be opened to expose the upper part of the box body 11 by removing the bolts so as to expose the accommodating space 6, thereby facilitating the operation on the wiring end of the cable main body and the first wiring terminal 13.

[0033] Further, as a preferred embodiment, the first wiring terminal 13 is used for connecting with the wiring end of the cable main body.

[0034] As Figure 4 shown, further, as a preferred embodiment, the light source assembly 3 includes: a mounting plate 15, a light source board 16 and two brackets 17. The light source board 16 is arranged on the mounting plate 15, and the two brackets 17 are respectively arranged at both ends of the upper surface of the mounting plate 15. The upper end of the bracket 17 abuts against the top of the inner wall of the housing 1. Further, the light source assembly 3 is stably engaged in the housing 1 by the arrangement of the brackets 17.

[0035] Further, as a preferred embodiment, the bracket 17 is fixed on the mounting plate 15 through bolts.

[0036] Further, as a preferred embodiment, the light source board 16 is fixed on the mounting plate 15 through rivets.

[0037] Further, as a preferred embodiment, a second terminal 18 is provided on a bracket 17. Further, the second terminal 18 is electrically connected to the light source board 16 through a circuit, and the second terminal is also connected to the first terminal 13 through a circuit.

[0038] Further, as a preferred embodiment, at least one protrusion 19 extends outward from the upper end of the bracket 17, and the protrusion 19 abuts against the inner wall of the housing 1.

[0039] The above are only preferred embodiments of the present invention, and do not limit the implementation manners and protection scope of the present invention accordingly.

[0040] The present invention further has the following implementation manners on the above basis:

[0041] In a further embodiment of the present invention, it further includes: two bottom frames 20, the two bottom frames 20 are arranged in parallel at the bottom of the inner wall of the housing 1, and the bracket 17 extends between the two bottom frames 20 or abuts against the upper ends of the two bottom frames 20. Further, as Figure 5 shown, the bracket 17 is arranged to extend between the two bottom frames 20; as Figure 6 shown, the bracket 17 is arranged to abut against the upper ends of the two bottom frames 20; that is, the insertion-type installation guide for the light source assembly 3 is formed through the arrangement of the bottom frames 20.

[0042] In a further embodiment of the present invention, both sides of the mounting plate 15 are vertically bent downward. Further, when the bracket 17 is arranged to extend between the two bottom frames 20, the two bent portions of the mounting plate 15 respectively abut against the closer sides of the two bottom frames 20 in the horizontal direction; when the bracket 17 abuts against the upper end of the bottom frame 20, the bent portion of the mounting plate 15 is located outside the bottom frame 20.

[0043] In a further embodiment of the present invention, each bottom frame 20 is arranged in an L-shaped structure, and the upper ends of the two bottom frames 20 are bent and close to each other.

[0044] In a further embodiment of the present invention, it further includes: an end cover 21, and the end cover 21 is sleeved on the other end of the housing 1.

[0045] In a further embodiment of the present invention, it further includes: two positioning members 22, the two positioning members 22 are arranged in parallel on two opposite inner walls of the housing 1, and at least one positioning hole is formed at both ends of each positioning member 22, and the end cover 21 and the socket 14 can be fastened to the positioning members 22 through screws, so that the end cover 21 and the socket 14 can be tightly sleeved on both ends of the housing 1.

[0046] In a further embodiment of the present invention, when the bracket 17 is arranged to extend between the two bottom frames 20, the lower end of the lower side of the bracket 17 abuts against the upper outer wall of the positioning member 22.

[0047] In a further embodiment of the present utility model, it further includes: a connecting member 24. Two installation grooves 23 are formed by inward concavity on both sides of the housing 1. One end of the connecting member 24 extends into the installation groove 23, and the other end of the connecting member 24 extends outwards and is fixed at the corresponding environmental position through a positioning bolt.

[0048] The above are only the preferred embodiments of the present utility model, and do not limit the implementation manners and protection scope of the present utility model accordingly. For those skilled in the art, it should be realized that all the solutions obtained by equivalent replacement and obvious changes made by using the description and illustration content of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A waterproof, dustproof and corrosion-resistant LED lamp for nuclear power, characterized in that: include: A cover shell, a junction box, a light source assembly, a cable connector and a lock nut, wherein the light source assembly is arranged in the cover shell, the junction box is fixedly connected to one end of the cover shell, the junction box forms a accommodating space, a through hole is provided at one end of the junction box away from the cover shell, at least one limiting member is provided at the lower portion of the accommodating space, one end of the cable connector is arranged through the through hole, a thread is provided on the outer side of one end of the cable connector, the lock nut is arranged in the accommodating space, the lock nut is installed on the thread, and the lower end of the lock nut is arranged to abut against the limiting member.

2. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 1, characterized in that: The limiting member is arranged below the through hole, and the limiting member is formed by extending inwardly through the inner wall of the accommodating space.

3. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 1, characterized in that: At least one limiting plane is formed on the outer side of the lock nut, and the limiting plane is arranged to abut against the limiting member.

4. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 1, characterized in that: The junction box includes: a box body, a box cover and a first terminal. A sleeve is formed at one end of the box body, and the sleeve is sleeved on the outer side of one end of the cover shell. The other end of the box body is provided with the through hole. The box cover is installed on the upper end of the box body by bolts. The accommodating space is formed between the box body and the box cover, and the first terminal is arranged in the accommodating space.

5. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 1, characterized in that: The light source assembly includes: a mounting plate, a light source board and two brackets, the light source board is arranged on the mounting plate, the two brackets are respectively arranged at two ends of the upper surface of the mounting plate, and the upper ends of the brackets are against the top of the inner wall of the cover shell.

6. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 5, characterized in that: A second connecting terminal is arranged on one of the brackets.

7. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 5, characterized in that: The upper end of the bracket extends outward to form at least one protrusion, and the protrusion abuts against the inner wall of the cover shell.

8. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 5, characterized in that: Also includes: Two base frames are arranged in parallel at the bottom of the inner wall of the cover shell, and the bracket extends between the two base frames or abuts against the upper ends of the two base frames.

9. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 8, characterized in that: Each of the base frames is arranged in an L-shaped structure, and the upper ends of the two base frames are bent and arranged close to each other.

10. The waterproof, dustproof and corrosion-resistant LED lamp for nuclear power according to claim 1, characterized in that: Also includes: An end cover is sleeved on the other end of the cover shell.

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