CN218565359U - LED lamp with cable drawing prevention function - Google Patents

Abstract

The utility model discloses a LED lamps and lanterns of pull are prevented to cable, including upper housing and lower casing, the upper housing top is provided with the wiring groove that is used for supplying the cable to get into, be provided with binding post, power and lamp plate in the cavity between upper housing and the lower casing, be provided with locking Assembly in the wiring groove, the cable passes locking Assembly and extends to the cavity that upper housing and lower casing closure formed, locking Assembly includes adjusting nut, moving member, compact heap and supporting shoe that top-down set gradually, adjusting nut and wiring groove threaded connection, the first through-hole that supplies the cable to get into the wiring groove is seted up at the adjusting nut center, the moving member lower part has the direction inclined plane, compact heap has the guide inclined plane with direction inclined plane complex, compact heap is towards cable one side fixedly connected with compression spring, make moving member move down and make compact heap along cable direction move until with the cable butt through adjusting nut; the utility model discloses have the locking function, prevent the cable pull.

Description

LED lamp with cable drawing prevention function

Technical Field

The utility model relates to the technical field of lighting fixtures, especially, relate to a LED lamps and lanterns of pull are prevented to cable.

Background

Along with the development of social economy and industrial technology, the requirements on the machining and manufacturing precision of the explosion-proof device are increasingly improved.

Patent CN205026462U discloses an explosion-proof LED lamps and lanterns, including explosion-proof housing, with explosion-proof housing integrated into one piece's light source base plate, light source base plate downside installation LED light source, explosion-proof housing upside sealing connection has explosion-proof upper cover, explosion-proof housing's bottom sealing connection has the printing opacity mirror, encloses into sealed explosion-proof power supply chamber between light source base plate upside and explosion-proof housing and the explosion-proof upper cover, encloses into sealed explosion-proof light source chamber between light source base plate downside and explosion-proof housing and the printing opacity mirror.

The problems presented in the above patents: locking mechanism is not designed at lamps and lanterns cable kneck, leads to the cable to remove when receiving the exogenic action pull easily, connects unstablely, improves the lamps and lanterns structure based on this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the shortcoming and not enough that prior art exists, and provide a LED lamps and lanterns of pull are prevented to cable.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a LED lamps and lanterns of pull are prevented to cable, includes last casing and lower casing, it is provided with the wiring groove that is used for supplying the cable to get into to go up the casing top, be provided with binding post, power and lamp plate in going up the cavity between casing and the lower casing, be provided with locking Assembly in the wiring groove, the cable passes locking Assembly and extends to casing and the closed cavity that forms of casing down in, locking Assembly includes adjusting nut, moving member, compact heap and the supporting shoe that top-down set gradually, adjusting nut and wiring groove threaded connection, the first through-hole that supplies the cable to get into the wiring groove is seted up at the adjusting nut center, the moving member lower part has the direction inclined plane, the compact heap have with direction inclined plane complex guide inclined plane, the compact heap makes the moving member move down and make through adjusting nut the moving member cable direction removal until with the cable butt.

As a preferred technical scheme of the utility model, the lower part that supplies second through-hole and second through-hole that the cable got into is the flaring form is seted up at moving member center, the flaring portion internal wall of second through-hole forms foretell direction inclined plane.

As a preferred technical scheme of the utility model, the moving member includes retaining ring and lower retaining ring, the diameter of going up the retaining ring equals with the wire casing diameter, the retaining ring diameter is less than last retaining ring diameter down.

As a preferred technical scheme of the utility model, the compact heap is provided with two and symmetry and sets up in the cable both sides.

As a preferred technical scheme of the utility model, the regional internal thread that is provided with in wiring inslot wall upper portion, the adjusting nut outer wall be provided with wiring inslot thread connection's external screw thread.

As the utility model discloses a preferred technical scheme, the supporting shoe adopts rubber materials to make, the third through-hole has been seted up at the supporting shoe center.

As an optimal technical scheme of the utility model, the radial inward extension of inferior valve internal wall forms the support ring, support ring top central point puts and forms the spacing ring along axial extension, the lamp plate is arranged in between support ring top and the spacing ring inner wall, the support ring top is provided with gland and gland bottom and corresponds the spacing ring position and seted up the spacing groove, the gland top is provided with the gag lever post, it is provided with the jack that supplies the gag lever post to get into to correspond the gag lever post position in fixed block and the fixed block in the upper shell, works as casing and lower casing closed back, the fixed block is pegged graft with the gag lever post and is joined in marriage and sticiss the gland in the support ring.

To sum up, the beneficial effects of the utility model are that: the adjusting nut is screwed to enable the moving piece to move downwards, the guide inclined planes of the moving piece are matched with the guide inclined planes of the extrusion blocks, the extrusion blocks on the two sides of the moving piece move downwards gradually to be close to the cable and extrude the cable, and therefore the cable is locked and has a function of preventing drawing.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of the structure of the moving member and the pressing block in this embodiment;

fig. 4 is an enlarged view of a portion B of fig. 1.

Reference numerals: 1. an upper housing; 2. a lower housing; 3. a wiring slot; 4. a wiring terminal; 5. a power source; 6. a lamp panel; 7. a locking assembly; 8. adjusting the nut; 9. a moving member; 10. a compression block; 11. a support block; 12. a first through hole; 13. a guide slope; 14. a guide ramp; 15. a compression spring; 16. a second through hole; 17. an upper retainer ring; 18. a lower retainer ring; 19. a third through hole; 20. a support ring; 21. a limiting ring; 22. a gland; 23. a limiting groove; 24. a limiting rod; 25. a fixed block; 26. and (4) inserting the jack.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 to 4, the cable drawing-proof LED lamp includes an upper housing 1 and a lower housing 2, a wiring groove 3 for a cable to enter is provided at the top of the upper housing 1, a wiring terminal 4, a power supply 5 and a lamp panel 6 are provided in a cavity between the upper housing 1 and the lower housing 2, a locking component 7 is provided in the wiring groove 3, the cable passes through the locking component 7 and extends into the cavity formed by the upper housing 1 and the lower housing 2 being closed, the locking component 7 includes an adjusting nut 8, a moving member 9, a pressing block 10 and a supporting block 11 which are sequentially arranged from top to bottom, the adjusting nut 8 is in threaded connection with the wiring groove 3, a first through hole 12 for the cable to enter the wiring groove 3 is provided at the center of the adjusting nut 8, a guiding inclined plane 13 is provided at the lower part of the moving member 9, the pressing block 10 has a guiding inclined plane 14 matched with the guiding inclined plane 13, the pressing block 10 is fixedly connected with a compression spring 15 towards one side of the cable, the pressing block 10 is moved downwards by the adjusting nut 8 and moves the pressing block 10 along the cable direction until the cable is abutted against the cable, two pressing blocks 10 are symmetrically provided at two sides of the cable; the supporting block 11 is made of rubber materials, and a third through hole 19 is formed in the center of the supporting block 11.

Screwing adjusting nut 8 and making moving member 9 move down, the direction inclined plane 13 of moving member 9 cooperates with the guide inclined plane 14 of extrusion piece, and the extrusion piece of the both sides is close to and extrudees it to the cable gradually along with moving down of moving member 9 to lock the cable, have the function of preventing the pull.

A second through hole 16 for the cable to enter is formed in the center of the moving member 9, the lower portion of the second through hole 16 is flared, and the inner wall of the flared portion of the second through hole 16 forms the guide inclined surface 13.

Moving member 9 includes retainer ring 17 and lower retainer ring 18, and the diameter of going up retainer ring 17 equals with the wire casing diameter, and lower retainer ring 18 diameter is less than last retainer ring 17 diameter, and moving member 9 is the solid of revolution in this embodiment.

The region of 3 inner walls upper portion in wiring groove is provided with the internal thread, and 8 outer walls of adjusting nut are provided with the external screw thread with 3 internal thread threaded connection in wiring groove.

The radial inward extension of 2 inner walls of lower casing forms support ring 20, support ring 20 top central point puts and forms spacing ring 21 along axial extension, support ring 20 top and spacing ring 21 inner wall are arranged in to lamp plate 6, support ring 20 top is provided with gland 22 and gland 22 bottom corresponds spacing ring 21 position and has seted up spacing groove 23, gland 22 top is provided with gag lever post 24, it is provided with fixed block 25 and has seted up the jack 26 that supplies gag lever post 24 to get into to correspond gag lever post 24 position in 1 to go up the casing, after last casing 1 and lower casing 2 are closed, fixed block 25 is pegged graft with gag lever post 24 and is joined in marriage and sticiss gland 22 in support ring 20, place lamp plate 6 on support ring 20 during the installation, place gland 22 above support ring 20 afterwards, last casing 1 and lower casing 2 are connected the locking through the bolt.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications fall within the scope of the present invention, which is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a LED lamps and lanterns of pull are prevented to cable, includes casing and lower casing, it is provided with the wiring groove that is used for supplying the cable to get into to go up the casing top, upward be provided with binding post, power and lamp plate, its characterized in that in the cavity between casing and the lower casing: the cable connecting device is characterized in that a locking assembly is arranged in the wiring groove, the cable penetrates through the locking assembly and extends into a cavity formed by closing the upper shell and the lower shell, the locking assembly comprises an adjusting nut, a moving piece, a pressing block and a supporting block, the adjusting nut is sequentially arranged from top to bottom, the adjusting nut is in threaded connection with the wiring groove, a first through hole for the cable to enter the wiring groove is formed in the center of the adjusting nut, the lower portion of the moving piece is provided with a guide inclined plane, the pressing block is provided with a guide inclined plane matched with the guide inclined plane, the pressing block is fixedly connected with a compression spring towards one side of the cable, and the moving piece moves downwards and enables the pressing block to move along the cable direction until the pressing block abuts against the cable.

2. The cable pull-proof LED light fixture of claim 1, wherein: the center of the moving piece is provided with a second through hole for the cable to enter, the lower part of the second through hole is in a flaring shape, and the inner wall of the flaring part of the second through hole forms the guide inclined plane.

3. The cable pull-proof LED light fixture of claim 2, wherein: the moving member comprises an upper retainer ring and a lower retainer ring, the diameter of the upper retainer ring is equal to the diameter of the wire groove, and the diameter of the lower retainer ring is smaller than the diameter of the upper retainer ring.

4. The cable pull-proof LED light fixture of claim 1, wherein: the compact heap is provided with two and the symmetry sets up in the cable both sides.

5. The cable pull-proof LED light fixture of claim 1, wherein: the upper region of the inner wall of the wiring groove is provided with internal threads, and the outer wall of the adjusting nut is provided with external threads connected with the internal threads of the wiring groove.

6. The cable pull-proof LED light fixture of claim 1, wherein: the supporting block is made of rubber materials, and a third through hole is formed in the center of the supporting block.

7. The cable pull-resistant LED light fixture of claim 1, wherein: the utility model discloses a lamp holder, including support ring, lamp plate, support ring top, gland, fixed block and gag lever post, the radial inside extension of lower shells inner wall forms the support ring, support ring top central point puts and forms the gag lever post along axial extension, the lamp plate is arranged in between support ring top and the gag lever post inner wall, the support ring top is provided with gland and gland bottom and corresponds the gag lever post position and has seted up the spacing groove, the gland top is provided with the gag lever post, it has seted up the jack that supplies the gag lever post to get into to correspond the gag lever post position in the upper shell in fixed block and the fixed block, works as the casing and the casing closure back down, the fixed block is pegged graft with the gag lever post and is joined in marriage and sticiss the gland in the support ring.

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