CN216817142U

CN216817142U - Adjustable light-reflecting and light-blocking assembly

Info

Publication number: CN216817142U
Application number: CN202220612056.2U
Authority: CN
Inventors: 吴锋钧
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-06-24
Anticipated expiration: 2032-03-21

Abstract

The utility model discloses an adjustable light reflecting and blocking assembly which comprises a fixing mechanism, a lower light reflecting piece and at least one upper light reflecting piece, wherein the fixing mechanism is detachably and fixedly connected to a bulb, the lower light reflecting piece and the at least one upper light reflecting piece are arranged on the fixing mechanism and are sequentially stacked from bottom to top, the lower light reflecting piece and each upper light reflecting piece can rotate relatively, at least one first light transmitting area is arranged on the lower light reflecting piece, and the upper light reflecting piece can rotate relatively until the upper light reflecting piece covers the first light transmitting area and can also rotate relatively until the first light transmitting area is exposed. When the lamp is used, the fixing mechanism is fixed at the top of the bulb of the desk lamp or the floor lamp, the lower reflector or the upper reflector is rotated, and the first light-transmitting area of the lower reflector is covered or exposed, so that the illumination intensity below the lamp is increased or reduced. The utility model has simple structure and convenient use, and is suitable for the dimming requirement of a desk lamp or a floor lamp in a smaller range.

Description

Adjustable light-reflecting and light-blocking assembly

Technical Field

The utility model relates to a light reflecting and blocking assembly, in particular to an adjustable light reflecting and blocking assembly.

Background

Lamps such as desk lamps and floor lamps can be used as photographic light sources in the field of photography. Among current desk lamp and floor lamp, all adopt the lamp shade cover around the bulb basically, the lamp shade has some to all be equipped with the opening from top to bottom, and some are only the below is equipped with the opening, and the light that the bulb sent is concentrated up and down shines like this, provides a comparatively special illumination environment for the photography shooting. However, the structure of the existing lampshade is basically fixed and cannot be adjusted, when the illumination intensity needs to be slightly increased below the lamp, or the illumination intensity needs to be reduced above the lamp, or the illumination intensity needs to be reduced below the lamp to obtain a more appropriate illumination environment, some objects such as a reflecting plate or a light barrier need to be arranged around the lamp, and the lamp is time-consuming and labor-consuming to operate and relatively troublesome.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides an adjustable light reflecting and blocking assembly capable of being arranged on a bulb.

The technical scheme adopted by the utility model for solving the problems is as follows:

the utility model provides a reflection of light is in light subassembly with adjustable which characterized in that: including can dismantle fixed connection in the fixed establishment on the bulb, locate fixed establishment and from down last reflector plate and the at least one piece of reflector plate on up range upon range of in proper order, reflector plate and each go up all relative rotations between the reflector plate down, be provided with the first printing opacity district of at least one department on the reflector plate down, but go up reflector plate relative rotation to cover first printing opacity district also relative rotation to making first printing opacity district expose.

The improved structure is characterized by further comprising an adjusting key, wherein a rotating shaft is arranged on the fixing mechanism, the lower reflecting piece and the upper reflecting piece are both rotatably sleeved on the rotating shaft, and the adjusting key is in threaded connection or in close fit connection with the rotating shaft.

The improved structure is characterized in that the fixing mechanism is a sucker, and the rotating shaft is fixedly connected to the top of the sucker.

In a further improvement, the fixing mechanism comprises a chuck with at least three flexible jaws, and the rotating shaft is fixedly connected to the top of the chuck.

In a further improvement, the side surfaces of the lower reflector and the upper reflector extend outwards respectively to form a first pushing part and a second pushing part which are used for pushing the lower reflector and the upper reflector to rotate relatively.

The improved structure is characterized in that the upper reflector is provided with a second light transmission area which can correspond to the first light transmission area and has an outline not less than that of the first light transmission area, and the part of the upper reflector outside the second light transmission area can cover the first light transmission area.

The improved structure is characterized in that the first light-transmitting area is provided with at least two positions and is uniformly arranged around the rotating axis of the lower reflector, and the second light-transmitting area and the first light-transmitting area are the same in number and are uniformly arranged around the rotating axis of the upper reflector.

The improved structure is characterized in that the first light-transmitting area is provided with at least two parts with the same outline, the at least two parts of the first light-transmitting area are uniformly arranged around the rotation axis of the lower reflector, the number of the upper reflectors is the same as that of the first light-transmitting areas, the outline of each upper reflector is the same, one upper reflector can cover one first light-transmitting area, and the outline of at least one part of the lower reflector outside the first light-transmitting area is larger than that of one upper reflector.

The improved structure is characterized in that the first light transmission areas are provided with even numbers not less than four and have the same outline, the first light transmission areas are uniformly arranged around the rotation axis of the lower reflector and are positioned in two first light transmission areas at diagonal positions to form a pair, the number of the upper reflectors is half of the number of the first light transmission areas, each upper reflector has the same outline, each upper reflector can cover one pair of the first light transmission areas, and the outline of the lower reflector between the two adjacent pairs of the first light transmission areas is larger than that of the upper reflector.

The improved structure of the light reflecting plate is characterized in that the lower light reflecting plate comprises a fan-shaped light reflecting plate and a circular fan-shaped light transmitting area which is formed together with the fan-shaped light reflecting plate, the first light transmitting area is provided with one position, the fan-shaped light transmitting area forms the first light transmitting area, and the upper light reflecting plate and the fan-shaped light reflecting plate are identical in appearance size.

The utility model has the beneficial effects that: when the lamp is used, the fixing mechanism is fixed on a bulb of a desk lamp or a floor lamp, and the lower reflector or the upper reflector is rotated to cover or expose the first light transmitting area of the lower reflector, so that the illumination intensity below the lamp is increased or reduced, and the part of the first light transmitting area can be covered as required to achieve the required illumination environment. Because the reflector also has the light blocking effect, the light and shade above or below the desk lamp or the floor lamp can be adjusted in the same adjusting mode. The utility model has simple structure and convenient use, and is suitable for the dimming requirement of a desk lamp or a floor lamp in a smaller range.

Drawings

FIG. 1 is a schematic perspective exploded view of a first embodiment of the present invention;

FIG. 2 is a schematic view of the present invention mounted for use on a light fixture;

FIG. 3 is a perspective view of one embodiment of a securing mechanism of the present invention;

FIG. 4 is a schematic top view of a second embodiment of the present invention;

FIG. 5 is a schematic top view of a third embodiment of the present invention;

FIG. 6 is a schematic top view of a fourth embodiment of the present invention;

fig. 7 is a schematic top view of a fifth embodiment of the present invention.

Detailed Description

The idea, specific structure and technical effects of the utility model will be described in detail below with reference to the embodiments and the accompanying drawings to fully understand the objects, features and effects of the utility model. The technical characteristics in the utility model can be interactively combined to form a new embodiment on the premise of not conflicting with each other.

Referring to fig. 1 to 6, an adjustable reflection of light subassembly that is in light is applicable to on desk lamp 6 or the floor lamp, and concrete structure includes: can dismantle fixed connection in the bulb fixed establishment 1, locate fixed establishment 1 and from down last reflector plate 2 and the at least one piece of reflector plate 3 down stacked gradually, reflector plate 2 and each last reflector plate 3 all articulate on fixed establishment down, make down reflector plate 2 and each go up all relatively rotatable between the reflector plate 3, be provided with the first printing opacity district 21 of at least one department down on the reflector plate 2, through rotating last reflector plate 3 or reflector plate 2 down, make and go up reflector plate 3 and can cover first printing opacity district 21, also can avoid first printing opacity district 21 through rotating relatively to make first printing opacity district 21 expose. Referring to fig. 2, the lampshade is of a structure with an upper opening and a lower opening, when the upper reflector 3 is rotated to partially cover or completely cover the first light-transmitting area 21, the illumination below the desk lamp 6 or the floor lamp can be enhanced, meanwhile, the illumination above the desk lamp can be weakened, and the size of the covered part of the first light-transmitting area 21 can be adjusted according to needs during actual use, so that a proper illumination environment can be adjusted. The existing reflector generally has some light transmission, and in order to further enhance the light blocking effect, the upper reflector 3 can adopt a double-layer structure, the lower layer is made of a reflective material, and the upper layer is made of an opaque material. When the lamp is used on a desk lamp 6 or a floor lamp with an opening below a lampshade, the fixing mechanism 1 is fixed on the bulb, and when the upper reflector 3 is rotated to partially cover or completely cover the first light-transmitting area 21, the light below the desk lamp 6 or the floor lamp can be weakened, so that the light blocking effect is achieved.

In order to adjust the damping of the rotation of the upper reflector 3 and the lower reflector 2, a rotating shaft 5 is arranged on the fixing mechanism 1, the lower reflector 2 and the upper reflector 3 are both rotatably sleeved on the rotating shaft 5, as shown in fig. 1, in an embodiment of the rotating shaft 5 and the adjusting key 4, the rotating shaft 5 is a threaded shaft, and the adjusting key 4 is in threaded connection with the rotating shaft 5. When the rotation damping of the upper reflector 3 and the lower reflector 2 needs to be increased, the adjusting key 4 can be screwed, so that the fixing mechanism 1 and the adjusting key 4 tightly press the upper reflector 3 and the lower reflector 2; conversely, when the adjustment key 4 is released, the rotational damping of the upper reflector 3 and the lower reflector 2 is reduced. In addition, the adjusting key 4 can prevent the upper reflector 3 and the lower reflector 2 from falling out. In another embodiment of the rotating shaft 5 and the adjusting key 4 shown in fig. 3, the rotating shaft 5 is an optical axis, and the adjusting key 4 is of a structure of the prior art and is internally provided with an elastic clamping piece capable of clamping an outer circular surface of the optical axis. When the rotation damping of the upper reflecting piece 3 and the lower reflecting piece 2 needs to be increased, the hand is loosened after the adjusting key 4 is pressed forcibly, and the elastic clamping piece clamps the optical axis to keep the pressure of the adjusting key 4 on the upper reflecting piece 3, so that the rotation damping can be kept.

In the above-mentioned embodiment, fixing mechanism 1 adopts the sucking disc to with 5 fixed connection in sucking disc tops of pivot, its structure refers to fig. 1, utilizes the adsorption of sucking disc, conveniently fixes at the bulb top. Referring additionally to fig. 3, the fixing mechanism 1 may also be a chuck with three flexible jaws 11 and fixedly connecting the shaft 5 to the top of the chuck. Of course, the number of jaws 11 can be more than three, preferably three or four. When the clamping claw fixing device is used, the lower portion of the clamping claw 11 faces to a bulb, the clamping chuck is directly pressed, and the clamping claw 11 deforms and finally holds the bulb to be fixed.

In addition, in order to facilitate the manual pushing of the lower reflector 2 and the upper reflector 3 to rotate relatively, the first pushing portion 22 and the second pushing portion 32 extend to the outside from the side surfaces of the lower reflector 2 and the upper reflector 3, respectively. When in use, the lower reflector 2 and the upper reflector 3 can be pushed to rotate relatively by pinching the first pushing part 22 and the second pushing part 32 with two hands respectively.

The embodiments of the lower reflector 2 and the upper reflector 3 of the present invention have various forms, as shown in the following embodiments. It should be noted that the upper reflective sheet 3 is hatched in the drawings to distinguish it from the lower reflective sheet 2.

In the first embodiment, the upper reflector 3 has a piece, the upper reflector 3 is provided with a second light-transmitting region 31 which can correspond to the first light-transmitting region 21 and has an outline not smaller than that of the first light-transmitting region 21, and the portion of the upper reflector 3 outside the second light-transmitting region 31 can cover the first light-transmitting region 21. The arrangement of the second light-transmitting regions 31 of the first light-transmitting region 21 may be non-uniform, and preferably uniform. Referring to fig. 1 and 2, the first light-transmitting regions 21 have 8 positions and are uniformly arranged around the rotation axis of the lower reflector 2, and the second light-transmitting regions 31 also have 8 positions and are uniformly arranged around the rotation axis of the upper reflector 3. Because the light-transmitting area is more and is uniformly arranged, the linearity is better when the adjustment is carried out, and the effects of reflecting light and blocking light are more uniform. In addition to the structure of the light-transmitting regions 8 disclosed in the present embodiment, the number of the first light-transmitting regions 21 and the second light-transmitting regions 31 may be other numbers, such as 1, 2, 3, 4, 5, 9, 10, etc., and preferably is not less than 2.

Second embodiment, referring to fig. 4, in this structure, only one upper reflecting sheet 3 is used, the first light-transmitting regions 21 have a uniform arrangement around the position 3 and around the rotation axis of the lower reflecting sheet 2, and the first light-transmitting regions 21 have an elliptical structure. The upper reflector 3 is also provided with 3 uniformly arranged shades corresponding to the first light-transmitting zone 21. Unlike the first embodiment, the upper reflecting sheet 3 of the second embodiment is not provided with the second light transmitting area 31, and when the upper reflecting sheet 3 rotates to make the 3-piece shielding parts respectively cover the first light transmitting areas 21 at the 3 positions, the maximum light-blocking and light-reflecting effects are achieved. Similar to the first embodiment, the first light-transmitting regions 21 may be non-uniformly arranged, preferably uniformly arranged. Besides the structure of 3 light-transmitting regions disclosed in this embodiment, other numbers of light-transmitting regions can be used, such as 1, 2, 3, 4, 5, 9, 10, etc., preferably not less than 2.

In the third embodiment, referring to fig. 5, in this structure, the first light-transmitting areas 21 have 2 positions and are uniformly arranged around the rotation axis of the lower reflector 2, the contour of the first light-transmitting areas 21 is the same, the upper reflector 3 has 2 pieces, the number of the pieces is the same as that of the first light-transmitting areas 21, and the contour of the 2 pieces of upper reflectors 3 is the same, wherein one piece of upper reflector 3 can cover one position of the first light-transmitting area 21, and the contour of the lower reflector 2 at the position of 2 positions outside the first light-transmitting area 21 is larger than that of one piece of upper reflector 3. In the structure, one of the upper reflectors 3 can be independently adjusted to cover one of the first light-transmitting areas 21, so that the dimming mode is more flexible. In addition to the structure of the 2-position first light-transmitting region 21 disclosed in this embodiment, the number of the first light-transmitting regions 21 may be 3, 4, 5, 9, 10, and preferably not less than 2.

In the fourth embodiment, referring to fig. 6, in this structure, the first light-transmitting areas 21 have 4 locations and have the same outline, the first light-transmitting areas 21 are uniformly arranged around the rotation axis of the lower reflector 2, wherein two first light-transmitting areas 21 located at opposite corners are provided as a pair, the upper reflector 3 has 2 pieces, the number of the pieces is half of the number of the first light-transmitting areas 21, the outline of each piece of the upper reflector 3 is the same, each piece of the upper reflector 3 can cover one pair of the first light-transmitting areas 21, and the outline of the lower reflector 2 at the location between two adjacent pairs of the first light-transmitting areas 21 is larger than that of the upper reflector 3. In this embodiment, the upper reflector 3 is set to cover a pair of first light-transmitting areas 21 at opposite angles, which is more efficient than the third embodiment, and the reflective and light-blocking effects are more uniform. Of course, in addition to the structure of the first light-transmitting region 21 at 4 positions disclosed in this embodiment, the first light-transmitting region 21 may be at an even number, such as 6 positions, 8 positions, 10 positions, etc., as long as it is not less than 4 positions.

Fifth embodiment referring to fig. 7, the upper reflecting sheet 3 has 2 sheets, and has the same shape and size as the lower reflecting sheet 2. In this structure, the lower reflector 2 includes a fan-shaped reflector and a fan-shaped light-transmitting region, wherein the fan-shaped light-transmitting region is a sector region that forms a circle together with the fan-shaped reflector, as indicated by a dashed-dotted line in fig. 7. When the light-shading lamp is used, if the upper reflecting sheet 3 is rotated to be completely overlapped with the lower reflecting sheet 2, the fan-shaped light-transmitting area is completely exposed, the light transmission is maximum, and the light shading is minimum; if the upper reflector 3 is rotated to completely cover the fan-shaped light-transmitting area, the light transmission is minimum and the light blocking is maximum, and in other cases, the upper reflector 3 can be rotated to other proper angles as required to cover part of the fan-shaped light-transmitting area. Of course, the upper reflecting sheets 3 can also be 1, 3, 4, 5, 9, 10, etc.

It should be noted that the above-mentioned embodiments are only used for further illustration of the present invention, and should not be construed as limiting the scope of the present invention, and if the present technology is simply modified, the objects of the present invention can be achieved by substantially the same means, and all of the objects should fall within the scope of the present invention.

Claims

1. The utility model provides a reflection of light is in light subassembly with adjustable which characterized in that: including can dismantle fixed connection in fixed establishment (1) on the bulb, locate fixed establishment (1) and from down last reflector plate (2) and at least one piece last reflector plate (3) of up stacking gradually, reflector plate (2) and each go up all relative rotations between reflector plate (3) down, be provided with first printing opacity district (21) of at least one department down on reflector plate (2), it can rotate relatively to cover first printing opacity district (21) and also can rotate relatively to making first printing opacity district (21) expose to go up reflector plate (3).

2. The adjustable light reflecting and blocking assembly of claim 1, wherein: still include an adjusting key (4), be provided with pivot (5) on fixed establishment (1), reflector panel (2) and last reflector panel (3) are all rotationally overlapped on pivot (5) down, adjusting key (4) and pivot (5) threaded connection or closely cooperate and be connected.

3. The adjustable light reflecting and blocking assembly of claim 2, wherein: the fixing mechanism (1) is a sucker, and the rotating shaft (5) is fixedly connected to the top of the sucker.

4. The adjustable light reflecting and blocking assembly of claim 2, wherein: the fixing mechanism (1) comprises a chuck with at least three flexible clamping jaws (11), and the rotating shaft (5) is fixedly connected to the top of the chuck.

5. The adjustable light reflecting and blocking assembly of claim 1, wherein: the side surfaces of the lower reflector (2) and the upper reflector (3) extend outwards respectively to form a first pushing part (22) and a second pushing part (32) which are used for pushing the lower reflector and the upper reflector to rotate relatively.

6. The adjustable light reflecting and blocking assembly according to any one of claims 1 to 5, wherein: go up reflector (3) and have a slice, go up reflector (3) and be provided with second printing opacity district (31) that can correspond and the appearance profile is not less than first printing opacity district (21) with first printing opacity district (21), go up reflector (3) and can cover first printing opacity district (21) in the part outside second printing opacity district (31).

7. The adjustable light reflecting and blocking assembly of claim 6, wherein: the first light-transmitting area (21) is provided with at least two positions and is uniformly arranged around the rotating axis of the lower reflector (2), and the second light-transmitting area (31) is the same as the first light-transmitting area (21) in number and is uniformly arranged around the rotating axis of the upper reflector (3).

8. The adjustable light reflecting and blocking assembly according to any one of claims 1 to 5, wherein: the first light-transmitting area (21) is provided with at least two positions and has the same appearance contour, the first light-transmitting areas (21) at the at least two positions are uniformly arranged around the rotating axis of the lower reflector (2), the number of the upper reflectors (3) is the same as that of the first light-transmitting areas (21), the appearance contour of each upper reflector (3) is the same, one upper reflector (3) can cover one first light-transmitting area (21), and the appearance contour of at least one position of the part of the lower reflector (2) outside the first light-transmitting areas (21) is larger than one upper reflector (3).

9. The adjustable light reflecting and blocking assembly according to any one of claims 1 to 5, wherein: first printing opacity district (21) have even number department and the profile homogeneous phase that is not less than four, first printing opacity district (21) evenly arranges and is in two first printing opacity districts (21) of diagonal position around the axis of rotation of reflector (2) down and becomes a pair, go up reflector (3) the quantity be half and each of first printing opacity district (21) quantity go up the profile homogeneous phase of reflector (3) and the same, each piece on reflector (3) can cover a pair of first printing opacity district (21), the profile of reflector (2) position between adjacent two pairs of first printing opacity districts (21) is greater than reflector (3) down.

10. The adjustable light reflecting and blocking assembly according to any one of claims 1 to 5, wherein: the lower reflector (2) comprises a fan-shaped reflector and a fan-shaped light-transmitting area which is formed together with the fan-shaped reflector, the first light-transmitting area (21) is provided with one position, the fan-shaped light-transmitting area forms the first light-transmitting area (21), and the upper reflector (3) and the fan-shaped reflector are identical in appearance and size.