Adjustable LED projection lamp

Abstract

The utility model discloses an adjustable LED projection lamp which comprises a lamp shell, a light source plate arranged on the front end face, a light-emitting device arranged on the light source plate, a lens plate arranged outside the light source plate, and a lens arranged on the lens plate and corresponding to the light-emitting device. The inner end face gear is arranged on the side face of the lamp shell; the outer end face gear is meshed with the outer side of the inner end face gear; the end part of the mounting bracket is inserted into the mounting groove of the outer end face gear, and the outer end face gear, the mounting bracket, the inner end face gear and the lamp shell are detachably connected through bolts; and the control box comprises a front cover and a rear cover and is internally provided with a power supply controller. According to the utility model, the angle orientation and the projection distance of the lamp can be quickly and accurately adjusted and matched, and the lamp can be firmly positioned, so that the illumination requirements of different places, different heights and different distances of users can be met, and the performance of the lamp is stable by matching air convection with heat conduction fins for heat conduction and radiating in a radiation manner.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting equipment, in particular to an adjustable LED floodlight. Background Art

[0002] Floodlights are generally used in large and remote places such as factories, piers, substations, stations, ports, and freight yards. For the above-mentioned large-scale floodlighting, it is necessary to adjust the angle and projection distance of the floodlights to ensure the lighting effect. The common way to adjust the lamps is to manually adjust the position and direction of the lamps and re-fix them, which is troublesome to operate. Some floodlights that can meet the angle adjustment have unstable positioning effects after adjustment under outdoor conditions, inaccurate angle adjustment, and cannot achieve projection distance adaptation, resulting in insufficient lighting effects. Utility Model Content

[0003] The purpose of the utility model is to provide an adjustable LED floodlight in order to solve the problem that the common angle adjustment method of the floodlight is to manually adjust the position and direction of the lamp and re-fix it, which is cumbersome to operate; some floodlights that can meet the angle adjustment have unstable positioning effects after adjustment under outdoor conditions, inaccurate angle adjustment, and cannot achieve projection distance adaptation, resulting in insufficient lighting effects.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solution: an adjustable LED floodlight, comprising:

[0005] A light source board is arranged in the groove body of the front end surface of the lamp housing, a plurality of light emitting devices are arranged on the light source board, a lens board is arranged outside the light source board, and a plurality of lenses corresponding to the light emitting devices are arranged on the lens board;

[0006] An inner end face gear, arranged on the side of the lamp housing;

[0007] An outer end face gear meshingly connected to the outer side of the inner end face gear;

[0008] The mounting bracket has a connecting plate at the end thereof which is laterally inserted into the mounting groove on the inner side of the outer end face gear, and the bolts cooperate with the fifth mounting hole, the fourth mounting hole, the third mounting hole and the second mounting hole to detachably connect the outer end face gear, the mounting bracket, the inner end face gear and the lamp housing;

[0009] The control box comprises a front cover and a rear cover, and a power controller is arranged inside.

[0010] As a further description of the above technical solution:

[0011] The lamp housing and the front cover are provided with a plurality of terminals for passing wires connecting the light source board and the power controller. A sealing cover is provided at the back of the lens board, and the sealing cover is sealingly sleeved on the light source board.

[0012] As a further description of the above technical solution:

[0013] The refractive power of the lens is 25°-90°.

[0014] As a further description of the above technical solution:

[0015] The inner end face gear is provided with a plurality of buffer holes outside the third mounting hole, and the inner end face gear is also provided with a countersunk hole, and the countersunk hole and the first mounting hole on the lamp housing are fixed by bolts.

[0016] As a further description of the above technical solution:

[0017] An angle dial is also arranged on the outer side of the outer end face gear.

[0018] As a further description of the above technical solution:

[0019] The back of the lamp housing is connected to the front cover through a connecting column, a gap is reserved between the lamp housing and the front cover, a plurality of first heat-conducting fins are arranged in parallel on the lamp housing in the gap, a through hole and a plurality of second heat-conducting fins radiating outward from the through hole are arranged in front of the front cover, and a mesh is arranged on the back cover.

[0020] As a further description of the above technical solution:

[0021] A sensor is arranged in the placement groove at the bottom of the lamp housing, and the sensor is associated with the power controller. An annular limiting groove is arranged on the front outer side of the placement groove, and the convex ring on the back side of the front pressure cover is inserted into the annular limiting groove. A plurality of positioning columns extend outward from the back side of the placement groove, and the positioning columns abut against the inner side of the rear pressure cover. Bolts are used to fix the positioning columns to the rear pressure cover, and the front pressure cover to the placement groove.

[0022] In summary, due to the adoption of the above technical solution, the present invention has the following beneficial effects compared with the prior art:

[0023] 1. This floodlight adopts the end gear adjustment and positioning structure, which allows the mounting bracket and the lamp housing to be freely adjusted at an angle of 0°-360°, thereby achieving the adjustment of the lamp direction, projection position, and range. The gear end faces are meshed, and the bolts are screwed to the gears, mounting bracket, and lamp housing to position the lamp without resistance, and the positioning method is accurate and reliable, which has a good effect on complex places.

[0024] 2. The carefully designed 25°-90° lens does not need to be replaced when the lamp is used. The sensor controls the power control device to switch the lamp to the focusing and floodlighting mode, which can meet the lighting needs of users in different places, different heights and distances.

[0025] 3. The large-area integrated fin-type heat dissipation structure is used, which is conducive to the control box radiator and the air to dissipate heat by convection and radiation, improves the heat dissipation of the light source and the driving power supply, makes its performance more stable, and further increases the service life of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 The figure is a schematic diagram of the structure of an adjustable LED floodlight.

[0028] Figure 2 An adjustable LED floodlight explodes at a certain angle Figure 1 .

[0029] Figure 3 for Figure 2 Enlarged view of point A in the middle.

[0030] Figure 4 An adjustable LED floodlight explodes at another angle Figure 2 .

[0031] Legend:

[0032] 1. Lamp housing; 11. Slot body; 12. First mounting hole; 13. Second mounting hole; 14. Connecting column; 15. First thermal fin; 16. Placement groove; 161. Annular limit groove; 17. Front pressure cover; 171. Protruding ring; 18. Rear pressure cover; 19. Positioning column; 2. Light source board; 21. Light-emitting device; 3. Lens board; 31. Lens; 32. Sealing cover; 4. Inner end face gear; 41. Countersunk hole; 42. Third mounting hole; 43. Buffer hole; 5. Mounting bracket; 51. Fourth mounting hole; 6. Outer end face gear; 61. Fifth mounting hole; 62. Mounting groove; 63. Angle dial; 7. Front cover; 71. Through hole; 72. Second thermal fin; 8. Power controller; 9. Rear cover; 91. Mesh. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0035] See also Figure 1-4 The utility model provides a technical solution: an adjustable LED floodlight, comprising:

[0036] A light source board 2 is arranged in a groove body 11 on the front end of a lamp housing 1, and a plurality of light emitting devices 21 are arranged on the light source board 2. A lens board 3 is arranged outside the light source board 2, and a plurality of lenses 31 corresponding to the light emitting devices 21 are arranged on the lens board 3. The light guide mechanism is made of polymer material, and the light is soft and uniform, with high reflection efficiency and anti-aging.

[0037] An inner end face gear 4 is arranged on the side of the lamp housing 1;

[0038] The outer end face gear 6 is meshingly connected to the outer side of the inner end face gear 4;

[0039] The mounting bracket 5 has a connecting plate at the end thereof inserted laterally into the mounting groove 62 inside the outer end face gear 6, and bolts are used in conjunction with the fifth mounting hole 61, the fourth mounting hole 51, the third mounting hole 42 and the second mounting hole 13 to detachably connect the outer end face gear 6, the mounting bracket 5, the inner end face gear 4 and the lamp housing 1;

[0040] The control box comprises a front cover 7 and a rear cover 9, and a power controller 8 is arranged inside.

[0041] The floodlight adopts end gears to freely adjust the angle of 0°-360° between the mounting bracket 5 and the lamp housing 1, and then cooperate with the lens to achieve the adjustment and adaptation of the lamp direction, projection position, and range. The gear end faces are meshed, and the gears, mounting bracket 5, and lamp housing 1 are screwed and positioned by bolts, so that the lamp has no resistance and the positioning method is accurate and reliable, which has a good effect on complex places.

[0042] The lamp housing 1 and the front cover 7 are provided with a plurality of terminals for passing wires connecting the light source board 2 and the power controller 8. A sealing cover 32 is provided on the back of the lens board 3. The sealing cover 32 is sealingly sleeved on the light source board 2 to seal the light source board 2 to prevent it from being contaminated by the external environment and ensure stable lighting effect.

[0043] The refractive power of the lens 31 is 25°-90°. The well-designed 25°-90° lens does not need to be replaced when the lamp is used.

[0044] The inner end face gear 4 is provided with a plurality of buffer holes 43 outside the third mounting hole 42 , and the inner end face gear 4 is also provided with a countersunk hole 41 , and the countersunk hole 41 and the first mounting hole 12 on the lamp housing 1 are fixed by bolts.

[0045] An angle dial 63 is also provided on the outer side of the outer end face gear 6 to facilitate accurate adjustment of the angle and direction of the lamp.

[0046] The back of the lamp housing 1 is connected to the front cover 7 through a connecting column 14. A gap is reserved between the lamp housing 1 and the front cover 7. A plurality of first heat-conducting fins 15 are arranged in parallel in the gap of the lamp housing 1. A through hole 71 and a plurality of second heat-conducting fins 72 radiating outward from the through hole 71 are arranged in front of the front cover 7. A mesh 91 is arranged on the back cover 9. A fan can be arranged in the control box. When the lamp is in use, the air intake is controlled through the mesh 91 and the through hole 71 to absorb and export the heat in the control box. The first heat-conducting fin 15 absorbs the heat of the light source board 2 on the lamp housing 1, and is guided by the first heat-conducting fin 15 and the second heat-conducting fin 72, and the heat is efficiently dissipated through the gap airflow. The use of a large-area integrated fin-type heat dissipation structure is conducive to the control box radiator and the air to dissipate heat in a convection and radiation manner, improve the heat dissipation of the light source and the driving power supply, make its performance more stable, and further improve the service life of the product.

[0047] A sensor is arranged in the placement groove 16 at the bottom of the lamp housing 1. The sensor is associated with the power controller 8. An annular limit groove 161 is arranged on the front outer side of the placement groove 16. The convex ring 171 on the back of the front pressure cover 17 is inserted into the annular limit groove 161. A plurality of positioning columns 19 extend outward from the back of the placement groove 16. The positioning columns 19 abut against the inner side of the rear pressure cover 18. Bolts fix the positioning columns 19 to the rear pressure cover 18, and the front pressure cover 17 to the placement groove 16. The above structure enables the lamp to switch to the focusing and floodlighting mode by controlling the power control device through the sensor, which can meet the lighting needs of users in different places, different heights and distances. The lamp is equipped with a variety of intelligent control methods: microwave induction control, Internet of Things version PLC-IOT carrier control and wireless control. (1) Microwave induction control can realize human body induction and light induction functions. (2) The IoT version of PLC-IOT carrier control and wireless communication control can realize single-lamp control, group control, scene control, etc.; it can be managed through the smart cloud platform to realize functions such as centralized lighting management, real-time operation monitoring, energy consumption data analysis, and lighting and robot linkage control.

[0048] The working principle of an adjustable LED floodlight of this embodiment includes: when performing equidistant adjustment, first loosen the bolts, hold the lamp housing 1, rotate it relative to the mounting bracket 5, and perform precise adjustment in conjunction with the angle dial 63. After completion, mesh the end face gear structures on both sides for positioning, and tighten the bolts for overall positioning. The operation is simple and easy to use.

[0049] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An adjustable LED floodlight, characterized in that: include: A light source board is arranged in the groove body of the front end surface of the lamp housing, a plurality of light emitting devices are arranged on the light source board, a lens board is arranged outside the light source board, and a plurality of lenses corresponding to the light emitting devices are arranged on the lens board; An inner end face gear, arranged on the side of the lamp housing; An outer end face gear meshingly connected to the outer side of the inner end face gear; The mounting bracket has a connecting plate at the end thereof which is laterally inserted into the mounting groove on the inner side of the outer end face gear, and the bolts cooperate with the fifth mounting hole, the fourth mounting hole, the third mounting hole and the second mounting hole to detachably connect the outer end face gear, the mounting bracket, the inner end face gear and the lamp housing; The control box comprises a front cover and a rear cover, and a power controller is arranged inside.

2. The adjustable LED floodlight according to claim 1, characterized in that: The lamp housing and the front cover are provided with a plurality of terminals for passing wires connecting the light source board and the power controller. A sealing cover is provided at the back of the lens board, and the sealing cover is sealingly sleeved on the light source board.

3. The adjustable LED floodlight according to claim 1, characterized in that: The refractive power of the lens is 25°-90°.

4. The adjustable LED floodlight according to claim 1, characterized in that: The inner end face gear is provided with a plurality of buffer holes outside the third mounting hole, and the inner end face gear is also provided with a countersunk hole, and the countersunk hole and the first mounting hole on the lamp housing are fixed by bolts.

5. The adjustable LED floodlight according to claim 1, characterized in that: An angle dial is also arranged on the outer side of the outer end face gear.

6. The adjustable LED floodlight according to claim 1, characterized in that: The back of the lamp housing is connected to the front cover through a connecting column, a gap is reserved between the lamp housing and the front cover, a plurality of first heat-conducting fins are arranged in parallel on the lamp housing in the gap, a through hole and a plurality of second heat-conducting fins radiating outward from the through hole are arranged in front of the front cover, and a mesh is arranged on the back cover.

7. The adjustable LED floodlight according to claim 1, characterized in that: A sensor is arranged in the placement groove at the bottom of the lamp housing, and the sensor is associated with the power controller. An annular limiting groove is arranged on the front outer side of the placement groove, and the convex ring on the back side of the front pressure cover is inserted into the annular limiting groove. A plurality of positioning columns extend outward from the back side of the placement groove, and the positioning columns abut against the inner side of the rear pressure cover. Bolts are used to fix the positioning columns to the rear pressure cover, and the front pressure cover to the placement groove.

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