CN209895126U - Filter holder system - Google Patents

Abstract

The utility model provides a filter retainer system, including the lagging rack, the switching circle, the lagging rack includes annular mounting panel and encircles annular mounting panel surperficial outward flange axial extension's mount table, the switching circle is arranged in the groove that the mount table encloses, the driving lever is established to mount table one side, first elastic component, the driving lever rotates with the mount table to be connected, its tail end passes the mount table, and stretch into the annular that circumference opened on the switching circle periphery wall, in order to restrict the switching circle in the same direction as mount table axial removal, establish first elastic component between driving lever one end and the mount table, in order to restrict the first elastic component of driving lever cooperation switching circle in the same direction as mount table axial removal, the simplified structure, through pressing down the driving lever, the switching circle breaks away from the restriction, the detachable installation of switching circle, be convenient for the change of switching circle, with the camera of adaptation different grade type.

Description

Filter holder system

Technical Field

The utility model relates to a shooting equipment field especially relates to filter frame system.

Background

In order to change or improve the effect of the images obtained by photographing or shooting, a filter is usually arranged in front of a lens of a photographing device such as a camera or a video camera, the filter is generally fixed by a bracket and is in butt joint with the lens through a transfer ring, but the transfer ring is mostly directly fixed with the bracket on the market, and the bracket needs to be integrally replaced facing different types of cameras.

In addition, the development process of the filter finds that the filter which is inserted and installed on the support is fixed due to no additional device, so that the unstable phenomenon exists in the photographing process, the photographing quality is influenced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a filter holder system for solving at least one of the problems discussed above.

In order to solve the technical problem, the technical scheme of the utility model is that:

filter retainer system, including the lagging rack, the switching circle, the lagging rack includes annular mounting panel and encircles annular mounting panel surperficial outward flange axial extension's mount table, the switching circle is arranged in the groove that the mount table encloses, the driving lever is established to mount table one side, first elastic component, the driving lever rotates with the mount table to be connected, its tail end passes the mount table, and stretch into the annular that circumference was opened on the switching circle periphery wall, in order to restrict the axial removal of switching circle along the mount table, establish first elastic component between driving lever one end and the mount table, head end through pressing the driving lever, make the tail end break away from the annular and relieve the restriction of switching circle along the mount table axial displacement, external force is removed, under the effect of first elastic component, the driving lever resets.

The shifting rod is matched with the first elastic piece to limit the switching ring to move along the axial direction of the mounting table, the structure is simplified, the switching ring is separated from the limit by pressing the shifting rod, the switching ring is detachably mounted, and the switching ring is convenient to replace and is matched with cameras of different types.

Further, open first mounting groove on the mount table, the driving lever is arranged in first mounting groove, and its middle part forms through the pivot and the mounting groove rotates to be connected, and the head end is from the mounting groove protrusion, outside towards the mount table, the tail end is from first mounting groove protrusion and butt switching circle.

Wherein, first elastic component plays the effect that resets, generally adopts spring, torsional spring etc. in the structure of current design, wherein chooses for use the torsional spring time, and the torsional spring cover is in the pivot.

When the first elastic piece is a spring, the first elastic piece is arranged between the head end or the tail end of the driving lever and the mounting table, the head end of the first elastic piece is pressed to compress the spring when the head end of the first elastic piece is arranged, and certainly, the first elastic piece can be arranged between the tail end of the driving lever and the mounting table to press the head end and lift the tail end so as to stretch the spring.

Further, the head end of driving lever is fixed presses the handle, better, presses a plurality of protruding stupexes of handle upper surface equipartition, is convenient for exert oneself.

The first elastic part can also be made of a cylinder made of elastic materials such as polyurethane, rubber and the like.

Furthermore, the mount table has the semi-enclosed structure of socket for the lateral part, the annular mounting panel, enclose into the grafting cavity that has the socket between mount table and the adapter ring, the grafting of card formula filter mounting structure part is pegged graft spacing in the grafting cavity, including the ring box, the mounting box, wherein installation filter in the ring box, second elastic component is established to at least one side of mount table socket department, second elastic component one end is from the ring box that the mount table protrusion and butt are located the grafting cavity, and the caulking groove is opened to the position that corresponds on the ring box, with the cooperation of second elastic component.

Simplify the structure to the removal of second elastic component cooperation caulking groove restriction ring box avoids taking a picture the in-process, and the ring box breaks away from the grafting cavity or incessantly rocks, improves the stability of ring box, improves the quality of taking a picture, is convenient for insert simultaneously and extract.

Further, the second elastic piece is a spring piece, a second mounting groove is formed in the position of the plug of the mounting table, the spring piece is arranged in the mounting groove, and one end of the spring piece protrudes towards the plug and from the mounting groove.

Of course, the spring plate can be made of elastic materials such as polyurethane and rubber or made of metal, such as copper, iron and aluminum alloy.

Furthermore, the spring piece is V-shaped from the convex one end of mounting groove, and the other end is the U-shaped, and the V-shaped tip is convenient for the ring box to insert or extract, and the U-shaped end purpose is in, when the annular box was inserted or extracted in the application of force, the U-shaped end compression of being convenient for to make V-shaped end shift break away from the restriction to the ring box, it is more convenient.

Furthermore, second elastic pieces are arranged on two opposite sides of the socket of the mounting table.

The utility model has the advantages that: 1. the transfer ring in the filter support adopts a detachable structure, simplifies the structure and is convenient to replace.

2. The second elastic piece is adopted to limit the movement of the annular box, so that the stability of the annular box is improved, the annular box can be conveniently inserted or pulled out, the structure is simplified, and the cost is reduced.

Drawings

FIG. 1: the whole structure chart of the utility model;

FIG. 2: FIG. 1 is an exploded state diagram;

FIG. 3: a structure diagram of the sleeve frame;

FIG. 4: a first mounting groove structure diagram;

FIG. 5: a structure diagram of the adapter ring;

FIG. 6: the installation structure diagram of the card-inserting type filter;

FIG. 7: bottom view of fig. 1;

FIG. 8: a deflector rod structure diagram;

FIG. 9: the structure diagram of the spring piece;

in the figure: 1. sleeving a frame; 2. a transfer ring; 3. a card-insertion type filter mounting structure; 4. a deflector rod; 5. a first elastic member; 6. a second elastic member; 11. mounting a plate; 12. an installation table; 21. a ring groove; 31. a ring case; 32. mounting a box; 33. caulking grooves; 34. a filter; 41. a rotating shaft; 42. a head end; 43. a tail end; 44. a pressing handle; 61. a V form; 62. u-shaped; 121. a first mounting groove; 122. and a second mounting groove.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

Example 1

Referring to fig. 1 and 3, the filter frame system comprises a frame 1 and a switching ring 2, wherein the frame comprises an annular mounting plate 11 and a mounting table 12 axially extending around the outer edge of the surface of the annular mounting plate, and the switching ring is positioned in a groove defined by the mounting table; referring to fig. 2 and 5, a deflector rod 4 and a first elastic piece 5 are arranged on one side of the mounting table, the deflector rod is rotatably connected with the mounting table, the tail end of the deflector rod penetrates through the mounting table and extends into a circumferential groove 21 formed in the peripheral wall of the transfer ring to limit the transfer ring to move along the axial direction of the mounting table, and the first elastic piece is arranged between one end of the deflector rod and the mounting table.

Referring to fig. 2, 3, 4 and 8, the mounting platform is provided with a first mounting groove 121, the shift lever 4 is disposed in the first mounting groove, the middle portion of the shift lever is rotatably connected with the mounting groove through a rotating shaft 41, the head end 42 protrudes from the mounting groove and faces the outside of the mounting platform, and the tail end 43 protrudes from the first mounting groove and abuts against the adapter ring.

In this embodiment, the first elastic member is a spring, the first elastic member 5 is disposed between the head end of the shift lever and the mounting platform, and the first elastic member presses the head end to compress the spring when the head end is reached, so that the external force is removed, the spring is reset, and the shift lever is reset.

Preferably, the head end of the deflector rod is fixed with a pressing handle 44 which is integrally formed with the deflector rod, and a plurality of convex edges are uniformly distributed on the upper surface of the pressing handle, so that the force application is facilitated.

The first elastic part can also be made of a cylinder made of elastic materials such as polyurethane, rubber and the like.

The working principle is as follows: during installation, the head end of the deflector rod is pressed, the tail end of the deflector rod retracts into the first installation groove, the adapter ring is arranged in a groove formed by the surrounding of the installation platform, external force is removed, and the tail end of the deflector rod extends out and is arranged in a ring groove of the adapter ring; for cameras of different types, when the transfer ring needs to be replaced, the tail end of the shifting rod is separated from the annular groove by pressing the head end of the shifting rod, so that the limit of the transfer ring to move along the axial direction of the mounting table is removed, the transfer ring is taken out, external force is removed, and the shifting rod resets under the action of the first elastic piece.

Example 2

Referring to fig. 1, 2, 6 and 7, compared with embodiment 1, the filter holder in this embodiment includes a card-type filter mounting structure 3, the mounting table is a semi-enclosed structure with a socket at a side portion, a plug cavity with a socket is enclosed between the annular mounting plate, the mounting table and the adapter ring, the card-type filter mounting structure is partially plugged and limited in the plug cavity, and includes an annular box 31 and a mounting box 32, wherein the annular box is fixed with the mounting box, when the mounting is performed, the annular box is located in the plug cavity, the mounting box is located at the socket, the annular box and the mounting box are both of an upper and a lower buckling type, an upper or a lower slot is provided, a corresponding lower or upper position is a convex column and a concave-convex buckling type, the filter is sandwiched, which is a disclosed technology, detailed here, the filter 34 is mounted in the annular box, a second elastic member 6 is provided at a side opposite to 2 of the mounting table socket, one end of the second elastic piece protrudes from the mounting table and abuts against the annular box 31 located in the inserting cavity, and an embedding groove 33 is formed in the corresponding position on the annular box and matched with the second elastic piece.

In this embodiment, the second elastic member is a spring piece made of copper, the second mounting groove 122 is formed at the socket of the mounting table, the spring piece is arranged in the mounting groove, and the V-shaped end 61 faces the socket and protrudes from the mounting groove.

Referring to fig. 9, preferably, one end of the spring plate protruding from the second mounting groove is V-shaped 61, and the other end is U-shaped 62.

The working principle is as follows: the installation box position is held by hand, the annular box is inserted along the socket, the V-shaped end is stressed and retracted, when the annular box enters from the socket, the V-shaped end extends out and is arranged in the caulking groove, so that the annular box is stabilized, even if external force is removed, under the action of the second elastic piece, the stability of the annular box is good, and the photographing quality is high.

Of course, the above is only a specific application example of the present invention, and the protection scope of the present invention is not limited at all. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims (9)

1. Filter retainer system, including the lagging jack, the switching circle, the lagging jack includes annular mounting panel and encircles the mount table of annular mounting panel surperficial outward flange axial extension, the switching circle is arranged in the groove that the mount table encloses, a serial communication port, the driving lever is established to mount table one side, first elastic component, the driving lever rotates with the mount table to be connected, its tail end passes the mount table, and stretch into the annular that circumference was opened on the switching circle periphery wall, in order to restrict the switching circle along the axial removal of mount table, establish first elastic component between driving lever one end and the mount table, through the head end of pressing the driving lever, make the tail end break away from the annular and remove the restriction of switching circle along the axial displacement of mount table, external force is removed, under the effect of first elastic component, the driving lever resets.

2. The filter holder system according to claim 1, wherein the mounting platform has a first mounting groove, the driving lever is disposed in the first mounting groove, the middle portion of the driving lever is rotatably connected to the mounting groove via a rotating shaft, the head end of the driving lever protrudes from the mounting groove and faces the outside of the mounting platform, and the tail end of the driving lever protrudes from the first mounting groove and abuts against the adapter ring.

3. The filter holder system according to claim 2, wherein a first elastic member is provided between the head end or the tail end of the lever and the mounting table.

4. The filter holder system according to claim 1, wherein the head end of the lever is fixed to the pressing handle.

5. The filter holder system of claim 1, wherein the first resilient member is a spring.

6. The filter holder system according to claim 1, wherein the mounting platform is a semi-enclosed structure having a socket at a side portion thereof, a plug cavity having a socket is defined between the annular mounting plate, the mounting platform and the adapter ring, and the plug-in type filter mounting structure is partially plugged and limited in the plug cavity and comprises an annular box and a mounting box, wherein the filter is mounted in the annular box, a second elastic member is provided at least one side of the socket of the mounting platform, one end of the second elastic member protrudes from the mounting platform and abuts against the annular box located in the plug cavity, and a corresponding position on the annular box is provided with a slot for engagement with the second elastic member.

7. The filter holder system according to claim 6, wherein the second elastic member is a spring piece, the mounting base is provided with a second mounting groove at the socket, and the spring piece is disposed in the mounting groove with one end thereof facing the socket and protruding from the mounting groove.

8. The filter holder system of claim 7, wherein the spring plate has a V-shape at one end protruding from the mounting groove and a U-shape at the other end.

9. The filter mount system of claim 6, wherein the second resilient member is disposed on opposite sides of the mounting block socket.

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