Lamp adjusting structure

Abstract

The utility model relates to the technical field of LED lamps, in particular to a lamp adjusting structure. Comprising a lamp holder, a radiator and a light source assembly, the light source assembly is arranged on the radiator, a rotary support is arranged between the radiator and the lamp holder, and the rotary support is rotationally connected with the lamp holder; a lifting bracket is arranged on the rotary bracket, and the lifting bracket is rotationally connected with the rotary bracket; the radiator is movably installed on the lifting support, and a gear shifting assembly is arranged on the radiator and connected with the lifting support in a matched mode. The LED lamp is reasonable in structure, the height of the radiator can be adjusted up and down along the lifting support and can rotate front and back on the rotary support along with the lifting support, the rotary support can horizontally rotate on the lamp holder, and therefore the emergent angle and the irradiation range of the light source assembly can be adjusted, and adjustment is flexible and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED lamps technical field, specifically point to a lamp adjusting structure. BACKGROUND

[0002] As a kind of solid-state semiconductor device that can directly convert electric energy into visible light, LED has the characteristics of high efficiency, low energy consumption, good light quality, safe use, long service life, green environmental protection, flexible control, etc., and has been widely used in household lamps and lanterns to replace traditional light source and become the main lighting device. The existing LED lamps usually use fixed angle lens to control the light emitting angle. For LED spotlight, different application occasions require different illumination range and angle, so the LED spotlight needs to have the function of adjustable illumination angle and range. The illumination angle of spotlight structure is mostly fixed or the adjustable angle is very small, and the adjustment is not convenient. The existing spotlight structure lacks flexibility in design, and it is difficult to meet the flexible adjustment requirements in various occasions. Therefore, the prior art needs to be improved and developed. SUMMARY

[0003] The utility model aims at the defects and deficiencies of prior art, provide a kind of lamp adjusting structure with reasonable structure, realize the illumination angle adjustment by changing height gear.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] The utility model discloses a kind of lamp adjusting structure, including lamp holder, radiator and light source component, the light source component is arranged on radiator, rotary support is equipped between radiator and lamp holder, rotary support is rotatably connected with lamp holder;Rotary support is equipped with lifting support, lifting support is rotatably connected with rotary support;Radiator is movably installed on lifting support, and gear shifting component is equipped on radiator, gear shifting component is connected with lifting support.

[0006] According to the above scheme, the lifting support includes two connecting pieces, two connecting pieces are symmetrically arranged on the two sides of radiator, and the connecting piece is connected with radiator and gear shifting component respectively;Rotary support is equipped with slot and shaft screw on both sides, the lower end of two connecting pieces is inserted into corresponding slot, and shaft screw rotatably passes through rotary support and is fixedly connected with connecting piece.

[0007] According to the above scheme, vertical guide slot and gear slot are equipped on the connecting piece, limit screw is arranged on vertical guide slot, and limit screw is fixedly connected with radiator;Gear shifting component is connected with gear slot.

[0008] According to the above scheme, the gear shifting assembly comprises a self-locking support, the radiator is provided with an action cavity, the side wall of the radiator is provided with a lock hole, the self-locking support is movably arranged in the action cavity, and the self-locking support is connected with the gear slot in a matched mode; the self-locking support is provided with a button, a spring is arranged in the action cavity, the spring abuts against the self-locking support, so that the button passes through the lock hole and extends out of the side wall of the radiator.

[0009] According to the above scheme, the gear slot is provided with at least two clamping grooves, and the two ends of the self-locking support are provided with gear pins, which can slide up and down along the gear slot and be buckled on the corresponding clamping grooves.

[0010] According to the above scheme, the action cavity penetrates the upper end surface of the radiator, and the upper end surface of the radiator is provided with a cover plate, which is fixedly connected with the radiator so as to encapsulate the self-locking support in the action cavity.

[0011] According to the above scheme, the lower end of the radiator is provided with a slope.

[0012] According to the above scheme, the utility model still includes polarizing face cover, the inner side wall of the lamp holder is provided with ring groove, polarizing face cover is provided with a plurality of elastic buckles, a plurality of elastic buckles are buckled with ring groove and are connected so that polarizing face cover is connected with lamp holder in cooperation.

[0013] The utility model has the advantages that: the utility model has reasonable structure, the radiator can be adjusted in height along the lifting support and rotate forward and backward on the rotary support along with the lifting support, and the rotary support can rotate horizontally on the lamp holder, so that the emission angle and the irradiation range of the light source assembly can be adjusted, and the adjustment is flexible and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure schematic diagram of the utility model;

[0015] Figure 2 It is the radiator and lamp holder split structure schematic diagram of the utility model;

[0016] Figure 3 It is the radiator and rotary support split structure schematic diagram of the utility model;

[0017] Figure 4 It is the overall cross section structure schematic diagram of the utility model;

[0018] Figure 5 It is the self-locking support and connecting piece cooperation structure schematic diagram of the utility model when low gear;

[0019] Figure 6 It is the radiator angle adjustment schematic diagram of the utility model when low gear;

[0020] Figure 7is the high gear time self-locking support and connecting sheet cooperation structure schematic view of the utility model;

[0021] Figure 8 is the radiator angle adjustment schematic view of the utility model in high gear.

[0022] In the drawing,

[0023] 1, lamp holder; 2, radiator; 3, rotary support; 4, connecting sheet; 5, self-locking support; 11, polarizing cover; 12, ring groove; 13, elastic buckle; 14, reflecting cover; 21, light source assembly; 22, action cavity; 23, lock hole; 24, cover plate; 25, avoiding inclined surface; 31, insertion slot; 32, shaft screw; 41, vertical guide groove; 42, gear slot; 43, limiting screw; 44, clamping groove; 51, button; 52, spring; 53, gear bolt. DETAILED DESCRIPTION

[0024] The technical scheme of the utility model will be described below in combination with the drawings and embodiments.

[0025] As Figures 1-8 shown, the utility model discloses a lamp adjusting structure, including lamp holder 1, radiator 2 and light source assembly 21, the light source assembly 21 sets up on radiator 2, is equipped with rotary support 3 between radiator 2 and lamp holder 1, and rotary support 3 is rotatably connected with lamp holder 1;Lifting support is equipped on rotary support 3, and lifting support is rotatably connected with rotary support 3;Radiator 2 is movably installed on lifting support, and is equipped with gear adjusting assembly on radiator 2, and gear adjusting assembly is connected with lifting support cooperation.The light source assembly 21 is arranged on the lower end surface of the radiator 2, and the radiator 2 is connected with the lifting support, and then the rotary support 3 is connected with the lamp holder 1, so that the light source assembly 21 at the lower end of the radiator 2 is arranged in the lamp holder 1.Further, the lifting support can rotate on the rotary support 3, so that the radiator 2 can rotate forward and backward to adjust the pitch angle of the light source assembly 21, and the radiator 2 can adjust the height along the lifting support, and then change the illumination range of the light source assembly 21, of course, the rotary support 3 rotates horizontally on the lamp holder 1, and the illumination position of the light source assembly 21 can be adjusted.

[0026] The lifting support comprises two connecting pieces 4, which are symmetrically arranged on two sides of the heat sink 2, and the connecting pieces 4 are connected with the heat sink 2 and the gear adjusting assembly respectively; both sides of the rotary support 3 are provided with a slot 31 and a shaft screw 32, the lower ends of the two connecting pieces 4 are inserted into the corresponding slots 31, and the shaft screw 32 is rotatably penetrated through the rotary support 3 and fixedly connected with the connecting pieces 4. The slot 31 is used for mounting the connecting pieces 4, so that the connecting pieces 4 are vertically arranged on the rotary support 3, and the shaft screw 32 rotatably connects the connecting pieces 4 with the rotary support 3. It can be understood that one side of the slot 31 is provided with an opening, which can abut against the closed side of the slot 34 when the connecting pieces 4 are vertical, and the connecting pieces 4 can be rotated to the opening side of the slot 31, so that the heat sink 2 is inclined to one side, and the emission angle of the light source assembly 21 is changed.

[0027] Further, the connecting pieces 4 are provided with a vertical guide slot 41 and a gear slot 42, the vertical guide slot 41 is provided with a limiting screw 43, and the limiting screw 43 is fixedly connected with the heat sink 2; the gear adjusting assembly is connected with the gear slot 42. The limiting screw 43 can slide up and down along the vertical guide slot 41, and the gear adjusting assembly and the gear slot 42 are slidably connected, so that the heat sink 2 can slide up and down along the two connecting pieces 4 to realize the height adjustment.

[0028] Specifically, the gear adjusting assembly comprises a self-locking support 5, the heat sink 2 is provided with an action cavity 22, the side wall of the heat sink 2 is provided with a lock hole 23, the self-locking support 5 is movably arranged in the action cavity 22, and the self-locking support 5 is connected with the gear slot 42; the self-locking support 5 is provided with a button 51, the action cavity 22 is provided with a spring 52, the spring 52 abuts against the self-locking support 5, so that the button 51 penetrates through the lock hole 23 and extends out of the side wall of the heat sink 2. The self-locking support 5 and the gear slot 42 are detachably connected, by pressing the button 51, the self-locking support 5 can be driven to move in the action cavity 22, so that the connection state between the self-locking support 5 and the gear slot 42 is switched, and then the heat sink 2 changes the height by sliding up and down along the two connecting pieces 4, at this time, the limiting screw 43 and the vertical guide slot 41 can control the motion track of the heat sink 2. Then, the spring 52 drives the self-locking support 5 to reset to reestablish the connection between the self-locking support 5 and the gear slot 42, so that the heat sink 2 is fixedly arranged between the two connecting pieces 4.

[0029] As Figures 5-8As shown, the gear slot 42 is provided with at least two latching slots 44, one of which corresponds to a low gear position and the other to a high gear position. When the gear slot 42 has two gear positions, the latching slots 44 and the gear slot 42 are arranged in a "C" shape. It is understood that the gear slot 42 may also be provided with three (or more) latching slots 44, which are arranged in an "E" shape with the gear slot 42. Both ends of the self-locking bracket 5 are provided with a gear pin 53, which can slide up and down along the gear slot 42 and snap into the corresponding latching slot 44.

[0030] The radiator 2 is described as being in a vertically arranged state. The self-locking bracket 5 can move horizontally along the action cavity 22. The operator can press the button 51 to move the self-locking bracket 5 toward the inside of the radiator 2. At this time, the gear pin 53 on the self-locking bracket 5 slides out of the slot 44 and enters the gear slot 42. The gear pin 53 can move up and down along the gear slot 42, thereby allowing the radiator 2 to move up and down between the two connecting plates 4 through the limit screw 43 and the vertical guide slot 41 to change the height gear.

[0031] like Figures 5-6 As shown, when the radiator 2 is adjusted to the low gear, the gear bolt 53 is locked into the slot 44 at the lower end of the gear slot 42, so that the radiator 2 and the connecting plate 4 are locked in position in the vertical direction. Of course, the radiator 2 can rotate on the swivel bracket 2 along with the connecting plate 4.

[0032] As mentioned above, Figures 7-8 As shown, when the radiator 2 is adjusted to a high position, the gear pin 53 is snapped into the slot 44 at the upper end of the gear slot 42, so that the radiator 2 and the connecting plate 4 are locked in position in the vertical direction, and then the radiator 2 can rotate on the swivel bracket 2 along with the connecting plate 4.

[0033] The actuating cavity 22 extends through the upper end surface of the radiator 2. A cover plate 24 is provided on the upper end surface of the radiator 2. The cover plate 24 is fixedly connected to the radiator 2, thereby enclosing the self-locking bracket 5 within the actuating cavity 22. The cover plate 24 is fixed to the radiator 2 by screws, so that the self-locking bracket 5 is fixed vertically within the actuating cavity 22, making installation more convenient. Of course, the self-locking bracket 5 can move horizontally, so that the shift pin 53 thereon is engaged with the corresponding slot 44.

[0034] The lower end of the radiator 2 is provided with an avoidance slope 25, which can prevent structural interference between the radiator 2 and the swivel bracket 3 when adjusting the pitch angle. Preferably, the radiator 2 can be adjusted to an angle of 0-30° with the vertical axis on the swivel bracket 3 by the lifting bracket.

[0035] The utility model also includes polarizing mask 11, the inner side wall of lamp stand 1 is equipped with ring groove 12, is equipped with a plurality of elastic buckles 13 to polarizing mask 11, a plurality of elastic buckles 13 are connected with the snap connection of ring groove 12 to make polarizing mask 11 and lamp stand 1 cooperation connection. Usually install the light -reflecting mask 14 of lamp stand 1 is to carry out illumination, the utility model still can be used as wall washing lamp, at this moment the light -reflecting mask 14 on lamp stand 1 is changed into polarizing mask 11, through the angle adjustment of radiator 2, changes the exit angle, the irradiation range and the position of light source subassembly 21, satisfies the illumination demand of environmental setting, uses more flexible and convenient.

[0036] The above is only the preferred embodiment of the utility model, therefore, equivalent changes or modifications made to the structure, features and principles described in the utility model patent application range are included in the utility model patent application range.

Claims

1. A lamp adjusting structure, comprising a lamp holder (1), a heat sink (2) and a light source assembly (21), wherein the light source assembly (21) is arranged on the heat sink (2), characterized in that: The heat sink (2) and the lamp holder (1) are provided with a rotating support (3), and the rotating support (3) is rotatably connected with the lamp holder (1); the rotating support (3) is provided with a lifting support, and the lifting support is rotatably connected with the rotating support (3); the heat sink (2) is movably arranged on the lifting support, and the heat sink (2) is provided with a gear adjusting assembly, and the gear adjusting assembly is connected with the lifting support.

2. The luminaire adjustment structure of claim 1, wherein: The lifting support comprises two connecting plates (4), the two connecting plates (4) are symmetrically arranged on the two sides of the heat sink (2), and the connecting plates (4) are connected with the heat sink (2) and the gear adjusting assembly respectively; the rotating support (3) is provided with a slot (31) and an axial screw (32) on the two sides, the lower ends of the two connecting plates (4) are inserted into the corresponding slots (31), and the axial screw (32) rotatably penetrates through the rotating support (3) and is fixedly connected with the connecting plate (4).

3. The luminaire adjustment structure of claim 2, wherein: The connecting plate (4) is provided with a vertical guide slot (41) and a gear slot (42), the vertical guide slot (41) is provided with a limiting screw (43) penetratingly arranged, and the limiting screw (43) is fixedly connected with the heat sink (2); the gear adjusting assembly is connected with the gear slot (42).

4. The luminaire adjustment structure of claim 3, wherein: The gear adjusting assembly comprises a self-locking support (5), the heat sink (2) is provided with an action cavity (22), the side wall of the heat sink (2) is provided with a lock hole (23), the self-locking support (5) is movably arranged in the action cavity (22), and the self-locking support (5) is connected with the gear slot (42); the self-locking support (5) is provided with a button (51), the action cavity (22) is provided with a spring (52), the spring (52) abuts against the self-locking support (5), so that the button (51) penetrates through the lock hole (23) and extends out of the side wall of the heat sink (2).

5. The luminaire adjustment structure of claim 4, wherein: The gear slot (42) is provided with at least two clamping grooves (44), the two ends of the self-locking support (5) are provided with gear latches (53), and the gear latches (53) can slide up and down along the gear slot (42) and are buckled on the corresponding clamping grooves (44).

6. The luminaire adjustment structure of claim 4, wherein: The action cavity (22) penetrates through the upper end surface of the heat sink (2), the upper end surface of the heat sink (2) is provided with a cover plate (24), and the cover plate (24) is fixedly connected with the heat sink (2) so as to encapsulate the self-locking support (5) in the action cavity (22).

7. The luminaire adjustment structure of claim 2, wherein: The lower end of the heat sink (2) is provided with a slope (25).

8. The luminaire adjustment structure of claim 1, wherein: Further comprising a polarizing face cover (11), the inner side wall of the lamp holder (1) is provided with a ring groove (12), the polarizing face cover (11) is provided with a plurality of elastic buckles (13), the plurality of elastic buckles (13) are buckled and connected with the ring groove (12), so that the polarizing face cover (11) is connected with the lamp holder (1).

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