LED light blocking sheet

Abstract

The utility model discloses an LED (light-emitting diode) light barrier, which relates to the field of lighting equipment, and comprises a mounting sleeve and an LED lamp, the mounting sleeve is mounted on the LED lamp, the mounting sleeve is fixedly connected with a mounting frame, the side surface of the mounting frame is rotatably connected with a plurality of light barrier bodies, and the plurality of light barrier bodies are matched to radially block a light beam; a swing mechanism is fixedly connected to the mounting frame, all the light blocking piece bodies can swing at the same time, and the angle of one light blocking piece body can also be independently adjusted. The device has the advantages that all the light blocking piece bodies are swung at the same time through the swing mechanism, so that the light blocking piece bodies are opened and closed, the light beam irradiation area is changed, the light beam adjusting efficiency is improved, and the precision is also ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to light equipment technical field, concretely relates to a LED light baffle. BACKGROUND

[0002] With the development of LED technology, LED lamps are widely used in many fields, such as stage lighting, automobile headlamp, film and television shooting light, etc., in some scenes, the light of LED needs to be accurately controlled, the irradiation area of LED lamp is changed, and light pollution is avoided, at present, the light beam is controlled by light shielding plate mainly,

[0003] Then the angle of the existing light shielding plate is mainly adjusted manually, when the light irradiation area needs to be scaled proportionally, the angle of all light shielding plates needs to be adjusted one by one, which is not only cumbersome, but also the accuracy of manual adjustment is poor, if the angle of one light shielding plate is inconsistent with other light shielding plates, the irradiation shape will not meet the demand. UTILITARIAN CONTENT

[0004] The utility model discloses a LED light baffle to solve the above -mentioned problem, see the elaboration below.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] The utility model provides a LED light baffle, including installation cover and LED lamp, the installation cover is installed on the LED lamp, the installation cover is fixedly connected with the installation frame, the installation frame side is rotatably connected with a plurality of light baffles, and the cooperation of a plurality of light baffles can be radially blocked to the light beam,

[0007] The installation frame is fixedly connected with the swing mechanism, can swing all light baffles, also can adjust the angle of one light baffle,

[0008] The side of the light baffle body opposite to the radial light beam of the LED lamp is fixedly connected with a plurality of heat dissipation fins.

[0009] The above -mentioned LED light baffle is adopted, and all light baffles are swung by swing mechanism simultaneously, so that a plurality of light baffles are opened and closed, the size of the light beam irradiation area is changed, and the angle of each light baffle body can be adjusted according to demand, so that the LED lamp irradiates a specific shape.

[0010] As preferred, the installation cover is screwed with the LED lamp.

[0011] As preferred, the side of the light baffle body is fixedly connected with the rotating shaft through the connecting plate, and the rotating shaft is rotatably connected on the installation frame.

[0012] As preferred, the swing mechanism comprises a plurality of fixed rods, the fixed rods are fixedly connected to the rotating shaft respectively, a sliding sleeve is surface slidingly connected to the fixed rod, the mounting frame is provided with a fixed ring through at least two electric push rods, the electric push rods can drive the fixed ring to axially reciprocate along the mounting sleeve, a plurality of pull rods are horizontally mounted on the fixed ring through a plurality of fixed assemblies, the fixed assemblies can adjust the relative position of the pull rods and the fixed ring, and the plurality of pull rods are hingedly connected to the corresponding sliding sleeves respectively.

[0013] As preferred, the length direction of the fixed rod is perpendicular to the length direction of the rotating shaft.

[0014] As preferred, the fixed assembly comprises a rectangular sleeve, the rectangular sleeve is fixedly connected to the fixed ring, the pull rod is slidingly connected to the rectangular sleeve, a fixed frame is fixedly connected to the rectangular sleeve, and a bolt is threadedly connected to the fixed frame.

[0015] As preferred, a rubber strip is fixedly connected to the pull rod, and the end of the bolt corresponds to the rubber strip.

[0016] As preferred, the material of the light shielding sheet body is black polycarbonate, black polystyrene or black polyethylene terephthalate.

[0017] The beneficial effects are that:

[0018] 1. The swing mechanism swings all the light shielding sheet bodies at the same time, so that the plurality of light shielding sheet bodies are opened and closed, the size of the light beam irradiation area is changed, the efficiency of light beam adjustment is improved, and the accuracy is ensured.

[0019] 2. The fixed assembly is arranged to release the fixed connection between the pull rod and the fixed ring, so that the angle of each light shielding sheet body is adjusted individually, the LED lamp can irradiate a specific shape, and various requirements are met. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0021] Figure 1 is a front view structural schematic diagram of the present application;

[0022] Figure 2 is a three-dimensional structural schematic diagram of the present application;

[0023] Figure 3 is a three-dimensional structural schematic diagram of the light shielding sheet body of the present application;

[0024] Figure 4 is the utility model Figure 3 A place amplification structure schematic diagram in the utility model is shown in the figure.

[0025] Figure 5 is the utility model fixed assembly three-dimensional structure schematic diagram.

[0026] The figure mark is explained as follows:

[0027] 1, installation sleeve; 2, LED lamp; 3, installation frame; 4, light shielding piece body; 5, heat dissipation fin; 6, swing mechanism; 7, fixed ring; 8, electric push rod; 9, rotating shaft; 10, connecting plate; 11, fixed rod; 12, sliding sleeve; 13, pull rod; 14, rubber strip; 15, fixed assembly; 16, rectangular sleeve; 17, bolt; 18, fixed frame. Specific implementation

[0028] To make the purpose, technical scheme and advantage of the utility model more clear, the technical scheme of the utility model will be described in detail below. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other implementation manners obtained by the ordinary skill in the art without making creative labor belong to the range of the utility model.

[0029] Referring to Figures 1-5 As shown in the utility model provides a kind of LED light shielding piece, including installation sleeve 1 and LED lamp 2, installation sleeve 1 is installed on LED lamp 2, installation sleeve 1 is fixedly connected with installation frame 3, installation frame 3 side is rotatably connected with several light shielding piece bodies 4, and several light shielding piece bodies 4 cooperation can be radially blocked to light beam;

[0030] Swing mechanism 6 is fixedly connected on installation frame 3, can swing all light shielding piece bodies 4 simultaneously, also can adjust the angle of one of light shielding piece bodies 4 individually;

[0031] Light shielding piece body 4 is fixedly connected with several heat dissipation fins 5 on the side radially away from the light beam of LED lamp 2.

[0032] As optional implementation, installation sleeve 1 is threadedly connected with LED lamp 2, and this connection mode is convenient to install and disassemble.

[0033] Rotating shaft 9 is rotatably connected on installation frame 3 by connecting plate 10 fixedly connected with rotating shaft 9 on the side of light shielding piece body 4, and light shielding piece body 4 can also be connected with installation frame 3 using other ways, for example, hinge, hinge etc.

[0034] The swing mechanism 6 comprises a plurality of fixed rods 11, the plurality of fixed rods 11 are respectively fixedly connected to the rotating shaft 9, the fixed rods 11 are surface slidingly connected with sliding sleeves 12, the mounting frame 3 is provided with the fixed ring 7 through at least two electric push rods 8, the electric push rods 8 can drive the fixed ring 7 to axially reciprocate along the mounting sleeve 1, a plurality of pull rods 13 are horizontally installed on the fixed ring 7 through a plurality of fixed assemblies 15, the fixed assemblies 15 can adjust the relative position of the pull rods 13 and the fixed ring 7, and the plurality of pull rods 13 are respectively hinged to the corresponding sliding sleeves 12.

[0035] The fixed ring 7 is moved through the electric push rod 8, the fixed ring 7 drives the pull rod 13 to horizontally move through the fixed assembly 15, the pull rod 13 can rotate the rotating shaft 9 in cooperation with the fixed rod 11 and the sliding sleeve 12, the light blocking piece body 4 can be swung through the rotating shaft 9, when the light blocking piece body 4 is close to the light beam, the irradiation area of the LED lamp 2 can be reduced through the cooperation of a plurality of light blocking piece bodies 4, when the light blocking piece body 4 is away from the light beam, the coverage area of the light beam is increased.

[0036] The length direction of the fixed rod 11 is perpendicular to the length direction of the rotating shaft 9.

[0037] The fixed assembly 15 comprises a rectangular sleeve 16, the rectangular sleeve 16 is fixedly connected to the fixed ring 7, the pull rod 13 is slidingly connected in the rectangular sleeve 16, a fixed frame 18 is fixedly connected to the rectangular sleeve 16, a bolt 17 is threadedly connected to the fixed frame 18, the bolt 17 is rotated to support the pull rod 13 to fix the pull rod 13 in the rectangular sleeve 16, and the pull rod 13 can move with the fixed ring 7;

[0038] If it is necessary to adjust the angle of one light blocking piece body 4, the fixed assembly 15 can be first removed from the corresponding pull rod 13, the pull rod 13 is individually moved, and the angle of the light blocking piece body 4 is individually adjusted, and then the pull rod 13 is fixed through the fixed assembly 15.

[0039] The rubber strip 14 is fixedly connected to the pull rod 13, and the end of the bolt 17 corresponds to the rubber strip 14, and the rubber strip 14 can improve the firmness of the fixed assembly 15 to fix the pull rod 13.

[0040] The material of the light blocking piece body 4 is black polycarbonate, black polystyrene or black polyethylene terephthalate.

[0041] Through the above structure, all the light blocking piece bodies 4 are swung through the swing mechanism 6, the plurality of light blocking piece bodies 4 are opened and closed, the size of the light beam irradiation area is changed, and the angle of each light blocking piece body 4 can be individually adjusted according to the requirement, so that the LED lamp 2 irradiates a specific shape.

[0042] The above merely describes a specific implementation of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An LED light blocking sheet, characterized by: Including installation sleeve (1) and LED lamp (2), the installation sleeve (1) is installed on the LED lamp (2), the installation sleeve (1) is fixedly connected with the installation frame (3), the installation frame (3) side rotatably connected with a plurality of light shielding piece body (4), and a plurality of light shielding piece body (4) cooperation can be radially blocked to light beam; The installation frame (3) is fixedly connected with the swing mechanism (6), all the light shielding piece body (4) can be swung simultaneously, and the angle of one of the light shielding piece body (4) can be adjusted individually; The side of the light shielding piece body (4) opposite to the radial direction of the light beam of the LED lamp (2) is fixedly connected with a plurality of heat dissipation fins (5).

2. The LED privacy screen of claim 1, wherein: The installation sleeve (1) is threadedly connected with the LED lamp (2).

3. The LED privacy screen of claim 1, wherein: The side of the light shielding piece body (4) is fixedly connected with the rotating shaft (9) through the connecting plate (10), and the rotating shaft (9) is rotatably connected to the installation frame (3).

4. The LED visor of claim 3, wherein: The swing mechanism (6) comprises a plurality of fixed rods (11), the plurality of fixed rods (11) are fixedly connected to the rotating shaft (9), the surface of the fixed rod (11) is slidably connected with a sliding sleeve (12), the installation frame (3) is provided with a fixed ring (7) through at least two electric push rods (8), the electric push rod (8) can drive the fixed ring (7) to reciprocate along the axis of the installation sleeve (1), a plurality of pull rods (13) are horizontally installed on the fixed ring (7) through a plurality of fixed assemblies (15), the fixed assembly (15) can adjust the relative position of the pull rod (13) and the fixed ring (7), and the plurality of pull rods (13) are respectively hinged to the corresponding sliding sleeves (12).

5. The LED visor of claim 4, wherein: The length direction of the fixed rod (11) is perpendicular to the length direction of the rotating shaft (9).

6. The LED visor of claim 4, wherein: The fixed assembly (15) comprises a rectangular sleeve (16), the rectangular sleeve (16) is fixedly connected to the fixed ring (7), the pull rod (13) is slidably connected in the rectangular sleeve (16), the rectangular sleeve (16) is fixedly connected with a fixing frame (18), and the fixing frame (18) is threadedly connected with a bolt (17).

7. The LED visor of claim 6, wherein: The rubber strip (14) is fixedly connected to the pull rod (13), and the end of the bolt (17) corresponds to the rubber strip (14).

8. The LED privacy screen of claim 1, wherein: The material of the light shielding piece body (4) is black polycarbonate, black polystyrene or black polyethylene terephthalate.

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