CN218675640U

CN218675640U - VND filter assembly with adjustable

Info

Publication number: CN218675640U
Application number: CN202222763365.2U
Authority: CN
Inventors: 王必强; 梁荣
Original assignee: Dongguan City Can Yu Image Technology Co ltd
Current assignee: Dongguan City Can Yu Image Technology Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-03-21
Anticipated expiration: 2032-10-20

Abstract

The utility model relates to a camera filter technical field specifically is an adjustable VND filter assembly, including the main frame body, the middle part of main frame body is circular hollow structure, embeds there is adjustable CPL filter, and adjustable CPL filter meshes with adjusting gear, realizes adjustable CPL filter 0-77 rotatory regulatory function, and the main frame body still embeds and adsorbs magnet, and main frame body back magnetism is inhaled and is connected the CPL filter, and adjustable CPL filter forms the VND filter with the CPL filter combination; in addition, the main frame body is provided with the positioning glass beads and the positioning grooves, so that the VND filter assembly, the shading bucket and other equipment can be conveniently plugged and matched for use, and the frame body is provided with the support fixing screw holes, so that the VND filter assembly and the filter support can be conveniently connected and combined for use through threads.

Description

VND filter assembly with adjustable

Technical Field

The utility model relates to a camera filter technical field, specifically speaking relates to a VND filter assembly with adjustable.

Background

When equipment uses such as carrying out camera, camera equipment, in order to obtain better shooing, photographic effect, can use the VND filter, traditional VND filter formula structure as an organic whole, unable rotation regulation, the function is comparatively single, and can only use on specific fixed knot constructs alone, and the suitability is not strong.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a VND filter assembly with adjustable to solve the problem that proposes among the above-mentioned background art.

In order to realize the above-mentioned purpose, the utility model provides a VND filter assembly with adjustable, including main frame body (1), the middle part of main frame body is circular shape hollow structure, and the main frame body embeds there is adjustable CPL filter, adsorption magnet, is equipped with the rack on the adjustable CPL filter picture frame, rotates on the main frame body and is connected with the adjusting gear, adjusts the wheel and rack toothing, realizes the rotation regulation of adjustable CPL filter, and main frame body back magnetism is inhaled and is fixed with the CPL filter, and the picture frame of CPL filter is made for the material of can inhaling, and adjustable CPL filter and CPL filter combination form the VND filter.

Preferably, the adjustable CPL clamping groove is formed in the front face of the main frame body, the adjustable CPL filter is installed in the adjustable CPL clamping groove, a magnet groove is formed in the outer side of the adjustable CPL clamping groove, a notch is formed in the position, corresponding to the adjusting gear, of the magnet groove, an adsorption magnet is arranged in the magnet groove, internal threads are formed in the outer side wall of the magnet groove, a pressing ring is arranged on the front face of the adsorption magnet, external threads are formed in the outer side of the pressing ring, and the pressing ring is in threaded connection with the magnet groove and used for pressing the adsorption magnet to limit the adjustable CPL filter in the adjustable CPL clamping groove.

Preferably, the back of the main frame body is provided with a filter groove, the filter groove is provided with a groove, and a CPL filter is fixed in the filter groove in a magnetic attraction manner.

Preferably, the fixing plates are fixed on the left side and the right side of the upper part of the back surface of the main frame body through bolts, a rotating shaft counter bore is formed in the fixing plate corresponding to the rotating shaft of the adjusting gear, and a counter bore is also formed in the position, corresponding to the rotating shaft, of the back surface of the main frame body.

Preferably, the top of the main frame body is provided with an inserting handle, and the inserting handle is provided with anti-skid lines.

Preferably, the positioning glass beads are arranged at the edge of the front surface of the main frame body and on the outer wall of the side surface of the main frame body.

Preferably, the upper end of the front surface of the main frame body is provided with a positioning groove, and a magnet is embedded in the positioning groove.

Preferably, the left end and the right end of the front face of the main frame body are both provided with bracket fixing screw holes.

Compared with the prior art, the beneficial effects of the utility model are that:

in the adjustable VND filter assembly, an adjustable CPL filter is arranged in a main frame body, the CPL filter is fixed on the back of the main frame body in a magnetic attraction mode to form the adjustable VND filter, the adjustable CPL filter can be adjusted in a rotating mode through an adjusting gear, and the angle range of the rotating adjustment is 0-77 degrees; the positioning glass beads and the positioning grooves are arranged on the main frame body, so that the VND filter lens assembly is conveniently inserted and fixed on the shading funnel for use; the support fixing screw holes arranged on the main frame body facilitate the bolt fixing of the VND filter assembly on the filter support.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the front side of the main frame body of the present invention;

fig. 3 is a schematic view of the overall back structure of the present invention;

fig. 4 is a schematic diagram of the explosion structure of the present invention;

FIG. 5 is a schematic view of the present invention in use;

fig. 6 is a schematic view of the second usage state of the present invention.

The various reference numbers in the figures mean:

1. a main frame body; 11. an adjustable CPL card slot; 12. a magnet slot; 121. an internal thread; 13. a filter groove; 131. a groove; 14. inserting a handle; 15. positioning the glass beads; 16. positioning a groove; 17. the bracket is fixed with a screw hole;

2. an adjustable CPL filter; 21. a rack;

3. an adjusting gear;

4. a CPL filter;

5. adsorbing a magnet;

6. pressing a ring; 61. an external thread;

7. a fixing plate; 71. a counter bore of the rotating shaft;

8. a filter support; 81. fixing the bolt; 82. a transfer ring;

9. a light shielding funnel; 91. VND filter groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The utility model provides a VND filter assembly with adjustable, as shown in FIG. 1-FIG. 4, including main frame body 1, main frame body 1's middle part is circular shape hollow structure, and main frame body 1 embeds there is adjustable CPL filter 2, adsorption magnet 5, is equipped with rack 21 on the adjustable CPL filter 2 picture frame, rotates on the main frame body 1 to be connected with adjusting gear 3, and adjusting gear 3 and rack 21 mesh realize adjustable CPL filter 2's rotation regulation, and main frame body 1 back magnetism is inhaled and is fixed with CPL filter 4, but CPL filter 4's picture frame is inhaled the material and is made for magnetism, can inhale material mutually with adsorption magnet 5, and adjustable CPL filter 2 and CPL filter 4 make up and form the VND filter.

Specifically, the included angle between the two ends of the rack 21 and the center of the adjustable CPL filter is 77 degrees, and the rotation adjusting range of the adjustable CPL filter 2 is 0-77 degrees.

Furthermore, the front surface of the main frame body 1 is provided with an adjustable CPL clamping groove 11, the adjustable CPL filter 2 is installed in the adjustable CPL clamping groove 11, the outer side of the adjustable CPL clamping groove 11 is provided with a magnet groove 12, a position of the magnet groove 12 corresponding to the adjusting gear 3 is provided with a notch, the adjusting gear 3 is conveniently meshed with the adjustable CPL filter 2, the magnet groove 12 is internally provided with an adsorption magnet 5, the outer side wall of the magnet groove 12 is provided with an internal thread 121, the adsorption magnet 5 is positively provided with a pressing ring 6, the outer side of the pressing ring 6 is provided with an external thread 61, and the pressing ring 6 is in threaded connection with the magnet groove 12 and used for pressing the adsorption magnet 5 and limiting the adjustable CPL filter 2 in the adjustable CPL clamping groove 11.

Furthermore, a filter groove 13 is formed in the back of the main frame body 1, a groove 131 is formed in the filter groove 13, the CPL filter 4 is fixed in the filter groove 13 through magnetic attraction, and the groove facilitates taking and placing of the CPL filter 4.

Furthermore, fixing plates 7 are fixed on the left side and the right side above the back of the main frame body 1 through bolts, a rotating shaft counter bore 71 is formed in the fixing plate 7 corresponding to the rotating shaft of the adjusting gear 3, and a counter bore is also formed in the position, corresponding to the rotating shaft, of the back of the main frame body 1, so that support is provided for the adjusting gear 3.

Furthermore, the top of the main frame body 1 is provided with an inserting handle 14, and the inserting handle 14 is provided with anti-skid grains, so that the VND filter assembly and the shading bucket 9 can be conveniently matched in an inserting manner.

Furthermore, the positioning glass beads 15 are installed on the edge of the front surface and the outer wall of the side surface of the main frame body 1, and the VND filter assembly is prevented from shaking in the use process by the aid of positioning after being spliced with the light shielding bucket 9.

Further, main frame body 1 openly upper end is equipped with constant head tank 16, and constant head tank 16 inlays and is equipped with magnet, and magnet can adsorb on light shielding bucket 9, fixes a position VND filter assembly once more.

Furthermore, the front left end and the right end of the main frame body 1 are respectively provided with a support fixing screw hole 17, so that the VND filter assembly and the filter support 8 can be conveniently connected and fixed through bolts.

The utility model discloses a VND filter assembly with adjustable is when the equipment, install adjustable CPL filter 2 in main frame body 1 positive adjustable CPL draw-in groove 11, absorption magnet 5 is packed into in the magnet groove, then threaded connection goes up clamping ring 6, realize adjustable CPL filter 2 and absorption magnet 5 spacing and fixed, adjusting gear 3 is gone up in 1 back-mounted of main frame body, ensure the rack 21 meshing on adjusting gear 3 and the adjustable CPL filter, reuse bolt fastening is fixed plate 7, last connect CPL filter at 1 back magnetism of main frame body to inhale, can accomplish VND filter assembly's equipment.

When the adjustable VND filter assembly of the present invention is used, as shown in fig. 5 and fig. 6, the VND filter assembly is inserted into the VND filter groove 91 of the light shielding bucket 9 through the inserting handle 14, and the positioning of the VND filter assembly is realized through the matching of the positioning glass bead 15 and the positioning groove 16, so that the VND filter assembly is prevented from shaking during the use process; the VND filter assembly can be fixed on the filter support 8 through a support fixing screw hole through a fixing bolt 81, the filter support 8 is provided with a switching ring 82, and the switching ring 82 is used for connecting lenses of equipment such as a video camera and a camera, so that the lenses can be used for taking pictures, photographing and the like by using the VND filter assembly; the rotating adjusting gear 3 rotates, the rotation of the adjusting gear 3 can drive the adjustable CPL filter 2 to rotate under the action of the rack 21, and the adjustable CPL filter can be adjusted at a rotation angle of 0-77 degrees.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An adjustable VND filter assembly, characterized in that: the adjustable CPL filter comprises a main frame body (1), the middle of the main frame body (1) is of a circular hollow structure, an adjustable CPL filter (2) and an adsorption magnet (5) are arranged in the main frame body (1), a rack (21) is arranged on a mirror frame of the adjustable CPL filter (2), an adjusting gear (3) is connected to the main frame body (1) in a rotating mode, the adjusting gear (3) is meshed with the rack (21) to achieve rotating adjustment of the adjustable CPL filter (2), a CPL filter (4) is fixed to the back of the main frame body (1) in a magnetic adsorption mode, the mirror frame of the CPL filter (4) is made of a magnetic adsorption material, and the adjustable CPL filter (2) and the CPL filter (4) are combined to form a VND filter.

2. The adjustable VND filter assembly of claim 1, wherein: the adjustable CPL filter is characterized in that an adjustable CPL clamping groove (11) is formed in the front face of a main frame body (1), an adjustable CPL filter (2) is installed in the adjustable CPL clamping groove (11), a magnet groove (12) is formed in the outer side of the adjustable CPL clamping groove (11), a notch is formed in the position, corresponding to an adjusting gear (3), of the magnet groove (12), an adsorption magnet (5) is arranged in the magnet groove (12), internal threads (121) are formed in the outer side wall of the magnet groove (12), a pressing ring (6) is arranged on the front face of the adsorption magnet (5), external threads (61) are formed in the outer side of the pressing ring (6), and the pressing ring (6) is in threaded connection with the magnet groove (12) and used for pressing the adsorption magnet (5) to limit the adjustable CPL filter (2) in the adjustable CPL clamping groove (11).

3. The adjustable VND filter assembly of claim 2, wherein: the back of the main frame body (1) is provided with a filter groove (13), the filter groove (13) is provided with a groove (131), and a CPL filter (4) is fixed in the filter groove (13) through magnetic attraction.

4. The adjustable VND filter assembly of claim 3, wherein: the fixing plates (7) are fixed on the left side and the right side of the upper portion of the back face of the main frame body (1) through bolts, a rotating shaft counter bore (71) is formed in the fixing plate (7) corresponding to the rotating shaft of the adjusting gear (3), and a counter bore is also formed in the position, corresponding to the rotating shaft, of the back face of the main frame body (1).

5. The adjustable VND filter assembly of claim 1, wherein: the top of the main frame body (1) is provided with an inserting handle (14), and the inserting handle (14) is provided with anti-skid lines.

6. The adjustable VND filter assembly of claim 1, wherein: the edge of the front surface of the main frame body (1) and the outer wall of the side surface are both provided with positioning glass beads (15).

7. The adjustable VND filter assembly of claim 1, wherein: the upper end of the front surface of the main frame body (1) is provided with a positioning groove (16), and a magnet is embedded in the positioning groove (16).

8. The adjustable VND filter assembly of claim 1, wherein: the left end and the right end of the front surface of the main frame body (1) are respectively provided with a bracket fixing screw hole (17).