CN212986936U

CN212986936U - Multi-beam-angle LED floodlight

Info

Publication number: CN212986936U
Application number: CN202022181848.2U
Authority: CN
Inventors: 万元; 高科明
Original assignee: Anhui Puzhao Environmental Technology Co ltd
Current assignee: Anhui Puzhao Environmental Technology Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-04-16
Anticipated expiration: 2030-09-27

Abstract

The utility model relates to a multi-beam-angle LED floodlight, which comprises a vertically arranged lamp post, a lamp box arranged at the upper end of the lamp post and a plurality of groups of lamp groups arranged on the lamp box, wherein the opening of the lamp box is arranged upwards, and a mounting plate for mounting the lamp groups is fixedly arranged in the opening of the lamp box; the mounting panel bottom surface laminating is provided with the copper sheet fixed with the mounting panel, copper sheet bottom surface integrated into one piece is by the fin, just a plurality of louvres have been seted up to the lamp box inside wall. The utility model discloses have the radiating effect of enhancement banks.

Description

Multi-beam-angle LED floodlight

Technical Field

The utility model belongs to the technical field of the technique of lighting engineering and specifically relates to a many beam angles LED floodlight is related to.

Background

The floodlight is a point light source which can uniformly irradiate all directions, the irradiation range of the floodlight can be randomly adjusted, and the floodlight is represented as an octahedral icon in a scene. Floodlights are one of the most widely used light sources in effect map making, with standard floodlights used to illuminate an entire scene. Multiple floodlights can be applied in a scene to generate a better effect, and a bulb for shooting is arranged in a large-scale reflection umbrella to be used as a high-brightness diffusion light source. Although essential for lighting in a booth, it is also one of the light sources with good lighting effect for general amateur indoor photography. Among the existing LED floodlights, a multi-beam angle LED floodlight is being developed gradually. The multiple beam angle LED floodlight has multiple lamp groups and complicated electrical components, so that the multiple beam angle LED floodlight can generate a large amount of heat in the use process; however, many existing multi-beam-angle LED floodlights are not provided with a heat dissipation device for dissipating heat, so that the multi-beam-angle LED floodlight has poor heat dissipation efficiency, which may affect the service life of the multi-beam-angle LED floodlight.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a many beam angle LED floodlight, it has the radiating effect of enhancement banks.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a multi-beam-angle LED floodlight comprises a vertically arranged lamp post, a lamp box arranged at the upper end of the lamp post and a plurality of lamp groups arranged on the lamp box, wherein the opening of the lamp box is arranged upwards, and an installation plate used for installing the lamp groups is fixedly arranged in the opening of the lamp box; the mounting panel bottom surface laminating is provided with the copper sheet fixed with the mounting panel, copper sheet bottom surface integrated into one piece is by the fin, just a plurality of louvres have been seted up to the lamp box inside wall.

Through adopting above-mentioned technical scheme, when the banks during operation on the mounting panel, the banks is luminous, produce a large amount of heats and transmit to the mounting panel on, this moment, the copper sheet that sets up with the mounting panel laminating has absorbed the heat on the mounting panel and has transmitted to on the fin, then on the heat radiation in the fin to the air in the lamp box, and the louvre of seting up on the lamp box inside wall has accelerated the inside and outside air flow of lamp box, thereby accelerated the thermal scattering and disappearing of banks production, be favorable to preventing that the banks is overheated.

The present invention may be further configured in a preferred embodiment as: the heat dissipation holes are obliquely arranged, one end of each heat dissipation hole is communicated with the inner side wall of the lamp box, and the other end of each heat dissipation hole is communicated with the bottom surface of the lamp box.

By adopting the technical scheme, the heat dissipation holes are obliquely arranged, and the heat dissipation holes are communicated with the opening of the lamp box and are arranged on the bottom surface of the lamp box, so that external rainwater is effectively prevented from flowing into the lamp box through the heat dissipation holes, and a lamp group power supply circuit in the lamp box is prevented from being damped and damaged.

The present invention may be further configured in a preferred embodiment as: the copper sheet is provided with a heat conduction rod made of a copper pipe, the lower end of the heat conduction rod is fixed with the upper surface of the copper sheet, and the upper end of the heat conduction rod penetrates into the mounting plate.

Through adopting above-mentioned technical scheme, the area of contact of copper sheet with the mounting panel has been increased in the setting of heat conduction stick, has strengthened the speed of the leading-in copper sheet of heat on the mounting panel, is favorable to preventing the banks overheated.

The present invention may be further configured in a preferred embodiment as: the bottom of the lamp box is provided with an adjusting device, the adjusting device comprises an adjusting block fixed on the bottom surface of the lamp box, a spherical groove formed in the bottom surface of the adjusting block, an adjusting ball fixed at the upper end of the lamp post and a fastening bolt arranged on the adjusting block, the adjusting ball is arranged in the spherical groove and attached to the inner wall of the spherical groove, and the center of the spherical groove is arranged in the spherical groove; the end part of the fastening bolt horizontally penetrates through the side wall of the adjusting block and is in threaded fit with the adjusting block, and the end part of the fastening bolt penetrates into the spherical groove and is abutted against the adjusting ball.

Through adopting above-mentioned technical scheme, when adjusting the irradiation range of this floodlight, the user unscrews fastening bolt and rotates the lamp box, and the angle of illumination of the banks on the lamp box mounting panel is suitable, then the user screws fastening bolt for fastening bolt tip supports tight regulation ball, thereby makes the regulation ball fixed in the regulation piece, and on the lamp box was fixed in the lamp pole this moment, the regulation of accomplishing this floodlight projection angle, easy operation.

The present invention may be further configured in a preferred embodiment as: the spherical surface of the adjusting ball is provided with a fixing groove, the diameter of an opening of the fixing groove is consistent with the diameter of the end part of the fastening bolt, the fixing groove is provided with a plurality of positions, and the fixing grooves are uniformly distributed on the spherical surface of the adjusting ball.

Through adopting above-mentioned technical scheme, when fastening bolt screwed, in the fastening bolt tip penetrated the fixed slot on the ball face of adjusting the ball to restricted the rotation of adjusting the ball for spherical groove, made more firm between lamp box and the lamp pole.

The present invention may be further configured in a preferred embodiment as: and a wear-resistant head made of plastic is fixed at the end part of the fastening bolt.

Through adopting above-mentioned technical scheme, fastening bolt's end fixing has the wear strip of plastics material, is favorable to preventing to leave the mar on adjusting the ball surface when fastening bolt is not aimed at the fixed slot.

The present invention may be further configured in a preferred embodiment as: the wear-resisting head is hemispherical, and the circular surface of the wear-resisting head is superposed and fixed with the end surface of the fastening bolt; and chamfering the opening of the fixing groove.

Through adopting above-mentioned technical scheme, wear-resisting head is hemispherical for fastening bolt tip is the arc with the surface of adjusting the spherical surface contact, has reduced fastening bolt to the wearing and tearing of adjusting the spherical surface, and fixed slot open-ended chamfer is handled and is made in fastening bolt tip slides into the fixed slot more easily, and the person of facilitating the use adjusts.

The present invention may be further configured in a preferred embodiment as: the spherical surface of the adjusting ball and the inner wall of the spherical groove are subjected to chromium plating treatment.

Through adopting above-mentioned technical scheme, the sphere of adjusting the ball and the inner wall chromium plating of spherical groove prevent that adjusting ball and spherical groove inner wall wearing and tearing and influence the rotation of adjusting the ball.

To sum up, the utility model discloses a following at least one useful technological effect:

when the lamp group on the mounting plate works, heat generated by the lamp group is transmitted to the mounting plate, the copper sheet attached to the mounting plate absorbs the heat on the mounting plate and transmits the heat to the radiating fin, then the heat on the radiating fin is radiated to the air in the lamp box, and the radiating holes formed in the inner side wall of the lamp box accelerate the air flow inside and outside the lamp box, so that the dissipation of the heat generated by the lamp group is accelerated, and the lamp group is prevented from overheating;

when the irradiation angle of the floodlight is adjusted, a user unscrews the fastening bolt and rotates the lamp box, then the user screws the fastening bolt, so that the end part of the fastening bolt abuts against the adjusting ball, the adjusting ball is fixed in the adjusting block, and the lamp box is fixed on the lamp post at the moment, so that the adjustment of the projection angle of the floodlight is completed, and the operation is simple;

wear-resisting head is hemispherical for the fastening bolt tip is the arc with the surface of adjusting the spherical surface contact, has reduced fastening bolt to the wearing and tearing of adjusting the spherical surface of ball, and fixed slot open-ended chamfer is handled and is made the fastening bolt tip slide in the fixed slot more easily, and the person of facilitating the use adjusts.

Drawings

Fig. 1 is a schematic structural diagram of the embodiment.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1. a lamp post; 2. a lamp box; 21. mounting a plate; 22. installing a bolt; 23. a copper sheet; 231. a heat conducting rod; 24. a heat sink; 25. heat dissipation holes; 3. a lamp group; 4. an adjustment device; 41. an adjusting block; 42. a spherical groove; 43. adjusting the ball; 431. fixing grooves; 44. fastening a bolt; 441. a wear head.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a many beam angles LED floodlight, including lamp pole 1, lamp box 2, banks 3 and adjusting device 4. The lamp pole 1 is rod-shaped with a circular section, is vertically arranged, and the inside of the lamp pole 1 is hollow. The lamp box 2 is rectangular box-shaped, the opening of the lamp box is arranged upwards, and the lamp box 2 is arranged at the top of the lamp post 1. The lamp box 2 is internally provided with a mounting plate 21, the mounting plate 21 is in a rectangular plate shape and is horizontally arranged, and the upper surface of the mounting plate 21 is flush with the upper surface of the lamp box 2. The lamp group 3 comprises LED lamp group 3, and the lamp group 3 is equipped with the multiunit, and multiunit lamp group 3 is rectangle display evenly distributed on mounting panel 21 and fixed with mounting panel 21 upper surface mounting. Be equipped with mounting bolt 22 on the lamp box 2, the axis of mounting bolt 22 is horizontal, and in the lateral wall that mounting bolt 22 tip passed lamp box 2 and penetrated mounting panel 21, mounting bolt 22 and mounting panel 21 screw-thread fit to make mounting panel 21 and lamp box 2 fixed. The lamp box 2 is also internally provided with a copper sheet 23 and a heat radiating fin 24, the copper sheet 23 is rectangular and is arranged at the lower side of the mounting plate 21, and the upper surface of the copper sheet 23 is superposed and fixed with the bottom surface of the mounting plate 21. Be equipped with heat conduction stick 231 on the copper sheet 23, heat conduction stick 231 is the pipe form, is made by the copper product material, and its axis is vertical, and heat conduction stick 231 lower extreme and copper sheet 23 upper surface are fixed, and in heat conduction stick 231 upper end penetrated mounting panel 21 bottom for heat on the transmission mounting panel 21 to the copper sheet 23 on. The heat conducting rods 231 are provided with a plurality of heat conducting rods 231 which are uniformly arranged on the copper sheet 23. The radiating fins 24 are rectangular sheets and made of copper, are vertically arranged in the lamp box 2, and the upper side edges of the radiating fins 24 are fixed with the bottom surface of the copper sheet 23 and are used for increasing the contact area between the copper sheet 23 and the air in the lamp box 2. The radiating fins 24 are provided with a plurality of radiating fins 24, and the plurality of radiating fins 24 are uniformly distributed along the length direction of the copper sheet 23. The heat dissipation hole 25 is formed in the inner side wall of the lamp box 2, the opening of the heat dissipation hole 25 is circular, the axis of the heat dissipation hole 25 is inclined, and one end, away from the inner side wall of the lamp box 2, of the heat dissipation hole 25 is communicated with the bottom surface of the lamp box 2 to prevent external rainwater from entering the lamp box 2 through the heat dissipation hole 25. The heat dissipation holes 25 are provided with a plurality of positions, and the heat dissipation holes 25 are uniformly distributed around the inner side wall of the periphery of the lamp box 2.

Referring to fig. 1, the adjusting device 4 is disposed at the bottom of the lamp box 2, the adjusting device 4 includes an adjusting block 41, a spherical groove 42, an adjusting ball 43 and a fastening bolt 44, the adjusting block 41 is rectangular block-shaped and disposed at the bottom of the lamp box 2, and the upper surface of the adjusting block 41 is fixed to the bottom surface of the lamp box 2. The spherical groove 42 is opened on the bottom surface of the adjusting block 41, the spherical groove 42 has an incomplete spherical shape, and the center of the spherical groove 42 is disposed in the spherical groove 42. The adjusting ball 43 is spherical and is arranged at the upper end of the lamp post 1, the spherical surface of the adjusting ball 43 is welded and fixed with the upper end of the lamp post 1, and in addition, the spherical surface of the adjusting ball 43 and the inner wall of the spherical groove 42 are both subjected to chrome plating treatment. The adjusting ball 43 is disposed in the spherical groove 42, and the spherical surface of the adjusting ball 43 is attached to and slidably engaged with the inner wall of the spherical groove 42, so that the lamp post 1 is rotatably connected with the lamp box 2. As shown in fig. 2, a fixing groove 431 is formed on a spherical surface of the adjusting ball 43, an opening of the fixing groove 431 is circular, and the opening of the fixing groove 431 is chamfered by 45 °. The fixing grooves 431 are provided at a plurality of positions, and the plurality of fixing grooves 431 are uniformly distributed on the spherical surface of the adjusting ball 43. The fastening bolt 44 is a conventional butterfly bolt member, and has a horizontal axis, and an end portion of the fastening bolt 44 penetrates through a side wall of the adjustment block 41 and an inner wall of the spherical groove 42, and the fastening bolt 44 is screwed to the adjustment block 41. The end of the fastening bolt 44 is provided with a wear-resistant head 441, the wear-resistant head 441 is of a hemispherical structure and is made of a nylon material, the circular surface of the wear-resistant head 441 is overlapped and fixed with the end surface of the fastening bolt 44, when the fastening bolt 44 is screwed, the end of the fastening bolt 44 moves towards the fixing groove 431 on the adjusting ball 43 until the wear-resistant head 441 penetrates into the fixing groove 431, so that the adjusting ball 43 is fixed in the spherical groove 42, and the lamp box 2 is fixed with the lamp post 1.

The implementation principle of the embodiment is as follows: when the lamp group 3 on the mounting plate 21 works, the lamp group 3 emits light, a large amount of heat is generated and transmitted to the mounting plate 21, at the moment, the heat on the mounting plate 21 is transmitted to the copper sheet 23 and the radiating fins 24 through the heat conducting rods 231, then the heat on the radiating fins 24 is radiated to the air in the lamp box 2, and the radiating holes 25 formed in the inner side wall of the lamp box 2 accelerate the air flow inside and outside the lamp box 2, so that the dissipation of the heat generated by the lamp group 3 is accelerated, and the overheating prevention of the lamp group 3 is facilitated.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A multi-beam angle LED floodlight, comprising a vertically arranged light pole (1), a light box (2) arranged on the upper end of the light pole (1), and a plurality of groups of lights mounted on the light box (2) The group (3) is characterized in that: the opening of the light box (2) is arranged upward, and a mounting plate (21) for installing the light group (3) is fixedly installed in the opening of the light box (2). ; The bottom surface of the mounting plate (21) is fitted with a copper sheet (23) fixed with the mounting plate (21), the bottom surface of the copper sheet (23) is integrally formed with a heat sink (24), and the lamp box ( 2) The inner side wall is provided with a plurality of heat dissipation holes (25).

2. A multi-beam angle LED floodlight according to claim 1, wherein the heat dissipation hole (25) is arranged obliquely, and one end of the heat dissipation hole (25) is connected to the light box (2) The inner side wall is communicated, and the other end is communicated with the bottom surface of the lamp box (2).

3. A multi-beam angle LED floodlight according to claim 2, wherein the copper sheet (23) is provided with a heat-conducting rod (231) made of a copper tube, and the heat-conducting rod (231) is provided on the copper sheet (23). 231) The lower end is fixed to the upper surface of the copper sheet (23), and the upper end of the heat conducting rod (231) penetrates into the mounting plate (21).

4. A multi-beam angle LED floodlight according to claim 1, characterized in that: an adjusting device (4) is provided at the bottom of the light box (2), and the adjusting device (4) comprises a The adjusting block (41) on the bottom surface of the light box (2), the spherical groove (42) opened on the bottom surface of the adjusting block (41), the adjusting ball (43) fixed on the upper end of the light pole (1), and A fastening bolt (44) arranged on the adjustment block (41), the adjustment ball (43) is arranged in the spherical groove (42) and fits with the inner wall of the spherical groove (42), and the spherical groove (42) The ball center of (42) is arranged in the spherical groove (42); the end of the fastening bolt (44) horizontally passes through the side wall of the adjusting block (41) and is threadedly engaged with the adjusting block (41), and the The ends of the fastening bolts (44) penetrate into the spherical grooves (42) and abut against the adjusting balls (43).

5. A multi-beam angle LED floodlight according to claim 4, characterized in that: a fixing groove (431) is formed on the spherical surface of the adjusting ball (43), and the opening of the fixing groove (431) is The diameter is the same as the diameter of the end of the fastening bolt (44), and the fixing grooves (431) are provided with multiple positions, and the multiple fixing grooves (431) are evenly distributed on the spherical surface of the adjusting ball (43).

6 . The multi-beam angle LED floodlight according to claim 5 , wherein a wear-resistant head ( 441 ) made of plastic is fixed on the end of the fastening bolt ( 44 ). 7 .

7. The multi-beam angle LED floodlight according to claim 6, wherein the wear-resistant head (441) is hemispherical, and the circular surface of the wear-resistant head (441) is in contact with the The end surfaces of the fastening bolts (44) are overlapped and fixed; the openings of the fixing grooves (431) are chamfered.

8 . The multi-beam angle LED floodlight according to claim 4 , wherein the spherical surface of the adjusting ball ( 43 ) and the inner wall of the spherical groove ( 42 ) are both chrome-plated. 9 .