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CN-224215262-U - Portable LED projecting lamp elevating system

CN224215262UCN 224215262 UCN224215262 UCN 224215262UCN-224215262-U

Abstract

The utility model relates to the technical field of LED projection lamps, in particular to a portable LED projection lamp lifting mechanism which comprises a support frame and an adjusting component, wherein the support frame is connected with a projection lamp, the projection lamp consists of a fixed plate body, a movable plate body and a lamp main body, the fixed plate body is connected to the support frame, the movable plate body is connected to the fixed plate body in a sliding manner, a supporting shaft which is rotationally connected with a bearing of the lamp main body is connected to the movable plate body, the adjusting component is connected to the lamp main body, and the adjusting component comprises a lifting component and a leveling component. According to the utility model, the height of the lamp main body can be adjusted by moving the sliding seat on the movable plate body along the guide rod, the fixed ratchet bar and the movable ratchet bar connected on the sliding seat are mutually matched to prevent the lamp main body from retreating, the lamp main body can rotate through the supporting shaft to change the included angle between the lamp main body and the ground, and the lamp main body is self-locked by the cooperation of the rotation of the cam and the fixed rod, so that the lamp main body is kept at a certain angle, and therefore, the required lighting condition is provided.

Inventors

  • WANG XIAO
  • RAO FENG
  • WANG FANG

Assignees

  • 浙江利浦尔照明科技股份有限公司

Dates

Publication Date
20260508
Application Date
20250516

Claims (7)

  1. 1. Portable LED projecting lamp elevating system, its characterized in that includes The support frame (1) is connected with the projection lamp, the projection lamp consists of a fixed plate body (2), a movable plate body (3) and a lamp main body (4), the fixed plate body (2) is connected to the support frame (1), the movable plate body (3) is connected to the fixed plate body (2) in a sliding manner, and a support shaft (5) which is rotationally connected with the lamp main body (4) is connected to the movable plate body (3); The adjusting component is connected to the lamp main body (4), and comprises a lifting component and a leveling component, wherein the lifting component is arranged between the fixed plate body (2) and the movable plate body (3), and the leveling component is arranged between the lamp main body (4) and the movable plate body (3); The leveling assembly comprises a fixing rod (6), a cam (7) and an adjusting handle (8), wherein the fixing rod (6) is connected to a lamp main body (4), a guide groove which is in sliding connection with the fixing rod (6) is formed in a movable plate body (3), the cam (7) is rotationally connected to the fixing rod (6), the cam (7) is connected with the adjusting handle (8), the cam (7) is in sliding connection with the movable plate body (3), and in a use state of the leveling assembly, the adjusting handle (8) drives the cam (7) to rotate by taking the fixing rod (6) as a circle center, and geometric self-locking of the cam (7) and the movable plate body (3) limits angle change between the movable plate body (3) and the lamp main body (4).
  2. 2. The portable LED light projector as recited in claim 1, wherein the leveling assembly further comprises And the bubble level (9) is connected to the movable plate body (3).
  3. 3. The portable LED projector as defined in claim 1, wherein the lifting assembly comprises The two guide rods (10) are arranged in parallel, and two ends of each guide rod (10) are connected with grooves formed in the fixed plate body (2); The sliding seats (11) are corresponding to the guide rods (10), the sliding seats (11) are connected to the guide rods (10) in a sliding manner, and the sliding seats (11) are connected with the movable plate body (3); And the limiting component is arranged between the sliding seat (11) and the fixed plate body (2), and is clamped with the sliding groove to limit the sliding seat to move along the direction of the guide rod (10) in the use state of the limiting component.
  4. 4. A portable LED projector as defined in claim 3, wherein the spacing assembly comprises The fixed ratchet bars (12) are corresponding to the sliding seats (11) in number and are connected to the sliding seats (11); The number of the movable ratchets (13) corresponds to that of the fixed ratchets (12), and one end of the movable ratchets (13) is rotationally connected with the fixed plate body (2); The number of the elastic pieces (14) corresponds to that of the movable ratchets (13), and two ends of the elastic pieces (14) are respectively connected with the movable ratchets (13) and the fixed plate; The adjusting plates (15) are corresponding to the movable ratchet bars (13), the adjusting plates (15) are connected to one end of the movable ratchet bars (13), and the fixed plate body (2) is provided with notches through the adjusting plates (15).
  5. 5. The lifting mechanism of a portable LED projection lamp according to claim 1, wherein the supporting frame (1) is composed of a fixing frame (16) and a rotating frame (17), the fixing frame (16) and the rotating piece are all U-shaped, and one ends of the fixing frame (16) and the rotating frame (17) are rotatably connected.
  6. 6. The lifting mechanism of a portable LED projection lamp according to claim 1, wherein a plurality of radiating fins (18) are connected to one side of the fixed plate body (2) away from the movable plate body (3).
  7. 7. The lifting mechanism of a portable LED projection lamp according to claim 1, wherein the fixed plate body (2) and the movable plate body (3) are provided with heat dissipation honeycomb holes.

Description

Portable LED projecting lamp elevating system Technical Field The utility model relates to the technical field of LED projection lamps, in particular to a portable lifting mechanism of an LED projection lamp. Background A projector is a lamp that specifies that the illuminance on the illuminated surface is higher than the surrounding environment. Also known as spotlights. In general, it can be aimed in any direction and has a structure that is not affected by climatic conditions. The method is mainly used for large-area operation field mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like. The Chinese patent with the bulletin number of CN221666002U discloses an automatic projection lamp, which comprises a projection lamp body and a lamp holder, wherein the lamp holder is provided with a containing groove with an opening at the upper end, a bracket is arranged in the containing groove, a lifting structure for driving the bracket to lift is arranged in the lamp holder, the bracket is U-shaped, rotating shafts are fixed on two sides of the projection lamp body and are connected with the bracket through bearings, and rotating structures for driving the projection lamp body to rotate are arranged on two sides of the bracket. The automatic projection lamp has the advantages of high stability, convenient use and high reliability. However, in the above technical scheme, the height of the projection lamp is adjusted only by moving the nut block along the vertical direction of the screw, and the illumination angle of the lamp is adjusted by the gear set, but under a partial use scene, such as a grass or mountain inclined state, the lamp is required to illuminate to a fixed range, and the deflection of the lamp is inconvenient to adjust. Disclosure of utility model The utility model aims to solve the problems in the background technology and provides a portable LED projection lamp lifting mechanism. The technical scheme includes that the portable LED projection lamp lifting mechanism comprises a support frame, the support frame is connected with a projection lamp, the projection lamp consists of a fixed plate body, a movable plate body and a lamp main body, the fixed plate body is connected to the support frame, the movable plate body is connected to the fixed plate body in a sliding mode, a supporting shaft which is connected with the lamp main body in a rotating mode is connected to the movable plate body, an adjusting assembly is connected to the lamp main body, the adjusting assembly comprises a lifting assembly and a leveling assembly, the lifting assembly is arranged between the fixed plate body and the movable plate body, the leveling assembly is arranged between the lamp main body and the movable plate body, the leveling assembly comprises a fixed rod, a cam and an adjusting handle, the fixed rod is connected to the lamp main body, a guide groove which is connected with the fixed rod in a sliding mode is formed in the movable plate body, the cam is connected to the adjusting handle in a rotating mode, the cam is connected to the movable plate body in a sliding mode, and in a use state, the adjusting handle drives the cam to rotate around the fixed rod as a circle center, and geometric self-locking of the cam and the angle change between the movable plate body and the lamp main body is limited. Preferably, the leveling assembly further comprises a bubble level attached to the movable plate body. Preferably, the lifting assembly comprises two guide rods which are arranged in parallel, two ends of each guide rod are connected with grooves formed in the fixed plate body, the number of the sliding seats corresponds to that of the guide rods, the sliding seats are connected to the guide rods in a sliding mode, the sliding seats are connected with the movable plate body, the limiting assembly is arranged between the sliding seats and the fixed plate body, and the limiting assembly is clamped with the sliding grooves to limit the sliding seats to move along the direction of the guide rods in the use state of the limiting assembly. Preferably, the limiting assembly comprises fixed ratchets, movable ratchets, elastic pieces and adjusting plates, wherein the fixed ratchets correspond to the sliding seat in number, the fixed racks are connected to the sliding seat, the movable ratchets correspond to the fixed ratchets in number, one end of each movable ratchet is connected with the fixed plate in a rotating mode, the elastic pieces correspond to the movable ratchets in number, two ends of each elastic piece are connected with the movable ratchets and the fixed plate respectively, the adjusting plates correspond to the movable ratchets in number, the adjusting plates are connected to one end of each movable ratchet, and a notch passing through the adjusting plates is formed in the fixed plate. Preferably, the support frame comprises mount and rotating turret, and mount and rotating memb