CN218003902U

CN218003902U - Quick assembly disassembly structure, extend frame, filter assembly and photographic auxiliary system

Info

Publication number: CN218003902U
Application number: CN202221590923.3U
Authority: CN
Inventors: 唐唯; 胥佳伟; 晏科满
Original assignee: Shenzhen Leqi Network Technology Co Ltd
Current assignee: Shenzhen Leqi Network Technology Co Ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-12-09
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a quick assembly disassembly structure, expansion frame, filter assembly and photographic auxiliary system, quick detach structure is used for connecting first part and second part, the quick assembly disassembly structure includes: the fastener is arranged on the first component; the buckling groove is arranged on the second part and used for buckling the buckling piece; the first inserting column is arranged on one of the first component and the second component; the jack is arranged on the other one of the first part and the second part and used for inserting the first inserting column. Adopt between photographic auxiliary equipment's the part the utility model discloses a quick detach structure can realize quick detach and fast-assembling, easy dismounting, and labour saving and time saving helps promoting the user and uses experience.

Description

Quick assembly disassembly structure, extend frame, filter assembly and photographic auxiliary system

Technical Field

The utility model relates to a photographic goods technical field, in particular to quick assembly disassembly structure, expansion frame, filter assembly and photographic auxiliary system.

Background

In some shooting scenes, people usually install the auxiliary photographing equipment in front of the lens of the photographing device so as to assist in photographing through the auxiliary photographing equipment, thereby achieving the effects of improving the photographing effect and the like.

Among them, the common photographic aids such as a light shielding bucket, a prompter, etc. are generally composed of a plurality of components, for example, the light shielding bucket includes a lens connecting frame, a filter frame, a bucket body, etc. However, in the current photography auxiliary equipment on the market, a plurality of screws are usually adopted for connection between the components, and the screws need to be screwed in the assembling or disassembling process, or a plurality of operation steps are needed for disassembling and assembling, so that time and labor are wasted, the disassembly and the assembly are inconvenient, and the user experience is poor; the photographic auxiliary equipment is also integrally arranged, but the space is occupied, and the storage and the transportation are not convenient.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a quick assembly disassembly structure, aim at solving the inconvenient technical problem of dismouting between photographic auxiliary equipment's the equipment part at present.

In order to achieve the above object, the utility model provides a quick assembly disassembly structure for connect first part and second part, this quick assembly disassembly structure includes:

the fastener is arranged on the first component;

the buckling groove is arranged on the second part and used for buckling the buckling piece;

the first inserting column is arranged on one of the first component and the second component;

and the jack is arranged on the other one of the first part and the second part and is used for plugging the first plug column.

In some embodiments, the locking member is rotatably disposed, and the locking member includes a rotating portion rotatably connected to the first member and a locking portion connected to the rotating portion, and the locking portion is rotatable with the rotating portion to lock into or release from the locking groove.

In some embodiments, the locking member further includes a pulling portion connected to the rotating portion, and the pulling portion can drive the rotating portion to rotate under an external force.

In some embodiments, the quick-disconnect structure further comprises:

the mounting seat is detachably arranged on the first component and used for mounting the buckling piece;

the rotating part of the buckling piece is sleeved on the mounting shaft and can rotate around the axis of the mounting shaft;

the first reset piece is connected between the rotating part of the clamping piece and the mounting seat, and the first reset piece is used for driving the rotating part to rotate and reset.

In some embodiments, the fastener and the fastening slot and the first plug and the jack are provided with two or more pairs;

the two or more pairs of the buckling pieces and the buckling grooves are positioned on two opposite sides of the first part and the second part, and the two or more pairs of the first inserting columns and the inserting holes are positioned on two opposite sides of the first part and the second part.

In some embodiments, the quick release structure is further configured to connect a second component to a third component, the quick release structure further comprising:

the second inserting column is arranged on the third component;

the lock hole is arranged on the second part and is used for the second inserting column to be inserted;

the locking piece is movably arranged in the lock hole and used for locking or loosening the second inserting column.

In some embodiments, the peripheral wall of the second insert post is formed with a catch groove;

the locking piece is provided with a clamping part matched with the clamping groove;

the second inserting column is inserted into the lock hole, and when the clamping part is clamped in the clamping groove, the locking part locks the second inserting column; when the clamping part is separated from the clamping groove, the locking part loosens the second inserting column.

In some embodiments, a groove is formed in one surface of the locking member facing the entrance of the locking hole, the groove penetrates through two opposite sides of the locking member, the clamping portion is formed in a groove wall of the groove and extends towards the inside of the groove, and the groove is used for accommodating the free end of the second insertion column.

In some embodiments, the quick-disconnect structure further comprises:

the second reset piece is arranged in the lock hole;

the movable piece is positioned on one side, provided with the lock hole, of the second part, and one end of the movable piece is positioned in the lock hole;

the movable piece can drive the locking piece to move under the action of external force, so that the clamping part is separated from the clamping groove; when the external force disappears, the second reset piece exerts the acting force on the locking piece to enable the locking piece to move and reset.

In some embodiments, one end of the movable piece is positioned at one side of the locking piece and is abutted with the locking piece;

the second resets and is located the opposite side of retaining member, the second resets and includes reset spring, reset spring's one end with the pore wall butt of lockhole, the other end with the retaining member butt.

In some embodiments, the moving member comprises an unlocking handle, one end of the unlocking handle is a connecting end and is rotatably connected with the second component through a mounting shaft;

the unlocking handle rotates in a first direction, and the connecting end of the unlocking handle rotates to extrude the locking piece to move, so that the clamping part is separated from the clamping groove; the unlocking handle rotates in the second direction, the connecting end rotates to release the locking piece, and the second resets and is right the locking piece exerts the effort messenger the locking piece removes and resets.

In some embodiments, the connecting end of the unlocking handle is arc-shaped.

In some embodiments, a magnetic element is disposed on the unlocking handle for magnetically attracting the second member.

In some embodiments, the other end of the unlocking handle is a free end, the free end of the unlocking handle can relatively approach or leave the second part along with the rotation of the connecting end, and a handle position for shifting is formed between the free end of the unlocking handle and the connecting end.

In some embodiments, the unlocking handle is in an elongated shape and exposed outside the second component, and the magnetic attraction piece is arranged at the free end of the unlocking handle.

In some embodiments, the free end of the second plug-in post is formed with a guide slope, and when the second plug-in post is inserted into the lock hole, the clamping part is contacted with and pressed by the guide slope to move along the guide slope and be guided into the clamping groove; and/or

The clamping groove is an annular groove.

In some embodiments, one side surface of each of the second and third parts is provided with the second insertion column, and the other side surface is provided with the locking hole, and the third part is in insertion fit with the locking hole of the adjacent second part through the second insertion column or with the second insertion column of the adjacent second part through the locking hole.

In some embodiments, a hook and a hook groove for hooking the hook are further arranged between the second part and the third part.

In some embodiments, the second member and the third member each have the hook on one side and the hook groove on the other side, and the third member is hooked with the hook groove of the second member adjacent thereto through the hook and is hooked with the hook of the second member adjacent thereto through the hook groove.

In some embodiments, the hook and the hook groove and the second plug and the lock hole are provided with two or more pairs;

two or more pairs of the hooks and the hook grooves are positioned at the lower parts of the second part and the third part, two or more pairs of the second inserting columns and the lock holes are positioned at the upper parts of the second part and the third part, and each pair of the hooks and the hook grooves and one pair of the second inserting columns and the lock holes are arranged in a diagonal manner.

The utility model also provides an expansion frame, which comprises side frames, wherein the side frames enclose to form an installation window for installing the filter, and the adjacent side frames are mutually connected through the quick assembly disassembly structure;

the front side of the frame is provided with the second inserting column in the quick assembly disassembly structure, the back side of the frame is provided with the locking hole in the quick assembly disassembly structure, and the side edge of the frame is provided with the locking piece in the quick assembly disassembly structure.

In some embodiments, the side edge of the frame is provided with the unlocking handle in the aforementioned quick assembly disassembly structure, the outer side of the side edge is provided with a limiting groove with a flared opening, the limiting groove is used for accommodating the unlocking handle, and the free end of the unlocking handle is magnetically connected with the groove wall at the flared opening of the limiting groove; and/or

The rotation axis of the unlocking handle extends along the positive and negative directions of the frame.

In some embodiments, the front surface and the back surface of the frame are provided with magnetic parts, and the magnetic parts are used for adsorbing two adjacent expansion frames.

In some embodiments, the expansion frame is configured to detachably mount a plurality of filter frames, the plurality of filter frames are located in the mounting window, the filter frames are provided with filter sheets, the frame is open, and the expansion frame includes:

a first side edge;

the filter frame comprises two opposite second side edges, each second side edge is connected to one end of the first side edge, a plurality of slots are concavely arranged on the surface of the second side edge facing to the other second side edge, the slots on the second side edges correspond to one another to form a plurality of pairs of slots, and each filter frame is inserted into one pair of slots.

The utility model also provides a filter assembly, including straining picture frame and at least one as aforementioned expansion frame, strain picture frame detachably install in expand on the frame and be located among the installation window, filter frame facial make-up is equipped with the filter lens piece.

In some embodiments, the expansion box is the aforementioned expansion box;

the filter frame is characterized in that a bulge is formed on the outer wall of each side edge of the two opposite side edges of the filter frame, the bulge is inserted into the slots, at least one of the two second side edges is provided with a clamping hole corresponding to each slot, the clamping hole is formed at one end, far away from the first side edge, of each slot, the outer wall of at least one side edge of the two opposite side edges of the filter frame is provided with a clamping column, and the clamping column is clamped in one clamping hole.

The utility model also provides a photographic auxiliary system, including camera lens link frame and functional module, the camera lens link frame with functional module is through as aforementioned quick assembly disassembly structural connection.

In some embodiments, the functional module comprises one of a filter assembly, a light blocking funnel body, and a prompter; or

The functional module comprises the filter mounting assembly and the shading hopper body, the lens connecting frame is connected with the adjacent expanding frame in the filter assembly through the quick assembling and disassembling structure, and the shading hopper body is connected with the adjacent expanding frame in the filter assembly through the quick assembling and disassembling structure; or

The function module comprises the filter mounting assembly and the prompter, the lens connecting frame is connected with the adjacent expansion frame in the filter assembly through the quick assembling and disassembling structure, and the prompter is connected with the adjacent expansion frame in the filter assembly through the quick assembling and disassembling structure.

The utility model discloses a quick detach structure is used for connecting first part and second part, when needs assemble first part and second part, butt joint first part and second part, and the first post of inserting corresponds inserts in the jack, and through buckling the buckle spare of first part in the catching groove of second part, can realize the fast assembly between first part and the second part; when the first part and the second part need to be disassembled, the fastener of the first part is pulled out from the fastener groove of the second part, and the first part and the second part are separated so that the first inserting column is withdrawn from the inserting hole, and then the first part and the second part can be disassembled quickly. Adopt this quick assembly disassembly structure can realize quick detach and fast-assembling between photographic auxiliary equipment's the part, easy dismounting, labour saving and time saving helps promoting the user and uses experience.

Drawings

Fig. 1 is a schematic structural view of a quick-release structure, a first component and a second component according to an embodiment of the present invention;

FIG. 2 is a schematic view of the construction of a first member of the embodiment of FIG. 1;

fig. 3 is a schematic structural view of the fastener and the mounting seat in the embodiment of fig. 1.

Fig. 4 is a schematic structural view illustrating the second member and the third member connected by a quick-release structure according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of a third member in the embodiment of FIG. 4;

FIG. 6 is a schematic structural view of a second member in the embodiment of FIG. 4;

FIG. 7 is a schematic diagram of the internal structure of the second part and the third part connected by the quick release structure in the embodiment of FIG. 4;

FIG. 8 is a schematic structural view of a second member in the embodiment of FIG. 4;

FIG. 9 is an enlarged view taken at A in FIG. 8;

FIG. 10 is a schematic view of the release handle of the quick release mechanism of FIG. 4;

FIG. 11 is a schematic view of the second member of the embodiment of FIG. 4 with the release handle open;

fig. 12 is a schematic structural view illustrating the assembly of the expansion frame and the filter frame according to an embodiment of the present invention;

FIG. 13 is a schematic structural diagram of the expansion frame in the embodiment of FIG. 12 at a viewing angle;

FIG. 14 is a schematic structural diagram of the expansion frame in the embodiment of FIG. 12 from another view angle.

Detailed Description

In the following, the embodiments of the present invention will be described in detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Furthermore, the descriptions in the present application related to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of technical features indicated are implicitly being indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a quick assembly disassembly structure for connect first part 10 and second part 20, refer to fig. 1, this quick assembly disassembly structure includes:

the fastener 1 is arranged on the first component 1;

the fastening groove 2 is arranged on the second part 2 and used for fastening the fastening piece 1;

a first insert column 3 provided on one of the first member 10 and the second member 20;

and the inserting hole 4 is arranged on the other one of the first part 10 and the second part 20 and is used for inserting and combining the first inserting column 3.

The quick assembly disassembly structure that this embodiment is related to is used for photographic equipment, realizes the connection between two parts, for example shading fill bucket body and the camera lens connecting frame of shading fill module, prompter and the camera lens connecting frame of prompter module etc. or other. Specifically, the quick assembly disassembly structure is used for connecting a first part and a second part, the quick assembly disassembly structure comprises a buckling piece 1 and a buckling groove 2, the first part 10 is provided with the buckling piece 1, the second part 20 is provided with the buckling groove 2, and the buckling groove 2 corresponds to the buckling piece 1 in position. When the fastener 1 is fastened into the fastening slot 20, the two parts are connected, and when the fastener 1 is withdrawn from the fastening slot 2, the two parts can be separated from each other. Alternatively, the two corresponding sides of the first component 10 and the second component 20 may be respectively provided with the fastener 1 and the fastening slot 2, and the two components are connected through the positions of the two sides thereof to realize the integral connection therebetween. The structural shape of the fastener 1 is set according to practical conditions, and is not limited as long as the fastener can be fastened with the fastening groove 2. The fastener 1 can be arranged on the first part 10 in a rotating way so as to be fastened into the catching groove 2 or be withdrawn from the catching groove 2 through rotation; or, the fastening piece 1 can be detachably arranged, and is used as an accessory, and is clamped with the first component 10 during assembly and fastened into the fastening groove 2 on the second component 20; upon removal, the catching groove 2 on the second part 20 is withdrawn and removed from the first part 10. Further, the quick-dismounting structure further comprises a first inserting column 3 and an inserting hole 4 which are respectively arranged on the first part 10 and the second part 20, wherein the inserting hole 4 can be arranged on the first part 10, and the first inserting column 3 is arranged on the second part 20; alternatively, the second member 20 may be provided with the insertion hole 4, and the first member 10 may be provided with the first insertion post 3. In this embodiment, optionally, the first member 10 is provided with the insertion hole 4, and the second member 20 is provided with the first insertion column 3. The first part 10 is connected and positioned with the second part 20 by inserting the first inserting column 3 into the inserting hole 4.

The quick assembly and disassembly structure is arranged between the first component 10 and the second component 20, when the first component 10 and the second component 20 need to be assembled, the first component 10 is butted with the second component 20, the first inserting column 3 is correspondingly inserted into the inserting hole 4, and the buckle piece 1 of the first component 10 is buckled in the buckle groove 2 of the second component 20, so that the quick assembly between the first component 10 and the second component 20 can be realized; when the first part 10 and the second part 20 need to be disassembled, the fastener 1 of the first part 10 is pulled out of the fastening groove 2 of the second part 20, and the first part 10 and the second part 20 are separated to enable the first plug column 3 to be withdrawn from the inserting hole 4, so that the quick disassembly between the first part 10 and the second part 20 can be realized. Adopt this quick assembly disassembly structure can realize quick detach and fast-assembling between photographic auxiliary equipment's the part, easy dismounting, labour saving and time saving helps promoting the user and uses experience.

In some embodiments, referring to fig. 2 and 3, the fastener 1 is provided in a rotatable manner, and the fastener 1 includes a rotating portion 1a and a fastening portion 1b connected to the rotating portion 1a, and the fastening portion 1b can rotate with the rotating portion 1a to fasten in or release from the fastening slot 2.

In this embodiment, the fastening member 1 is rotatably disposed on the first component 10 through the rotating portion 1a, and the fastening portion 1b can be fastened with the fastening groove 2. Specifically, when the assembly or disassembly is required, the rotating portion 1a can rotate to drive the buckling portion 1b to rotate to buckle into or out of the buckling groove 2. Alternatively, the rotating portion 1a and the locking portion 1b are integrally formed.

In some embodiments, referring to fig. 2 and 3, the fastener 1 further includes a pulling portion 1c connected to the rotating portion 1a, and the pulling portion 1c can drive the rotating portion 10a to rotate under an external force.

In this embodiment, the pulling portion 1c can be pulled to drive the rotating portion 1a to rotate, so that the fastening portion 1b is fastened into or withdrawn from the fastening slot 2, and the operation is convenient. Specifically, the turning part 1c is turned to drive the rotating part 1a to rotate along a first direction, and the buckling part 1b rotates along with the rotating part 1a to buckle into the buckling groove 2; the rotation part 1a is driven to rotate along a second direction by pulling the pulling part 1c, the buckling part 1b rotates along with the rotation part 1a to exit the buckling groove 2, and the direction of the second direction is opposite to that of the first direction. According to different arrangement forms of the quick release structures, the first direction can be a clockwise direction, and the second direction can be a counterclockwise direction; alternatively, the first direction is counterclockwise and the second direction is clockwise. Alternatively, the pulling portion 1c is integrally formed with the rotating portion 1 a.

In some embodiments, referring to fig. 2 and 3, the quick-disconnect structure further comprises:

the mounting seat 5 is detachably arranged on the first component 10 and is used for mounting the buckling piece 1;

the mounting shaft is arranged on the mounting seat 5, and the rotating part 1a of the buckling piece 1 is sleeved on the mounting shaft and can rotate around the axis of the mounting shaft;

the first reset piece is connected between the rotating part 1a of the buckle piece 1 and the mounting seat 5 and used for driving the rotating part 1a to rotate and reset.

In this embodiment, the fastening member 1 is mounted on the mounting shaft of the mounting seat 5, and can be integrally mounted on the first component 10 along with the mounting seat 5, or detached from the first component 10, so as to facilitate the arrangement of the quick release structure on the first component 10. Specifically, the first component 10 may be provided with a mounting cavity adapted to the mounting seat 5, and the mounting seat 5 is accommodated in the mounting cavity and connected to the first component 10. Alternatively, the mount 5 is connected to the first member 10 by screws. When the pulling part 1c of the fastener 1 is pulled, the rotating part 1a rotates around the axis on the mounting shaft in the positive direction, and then the fastening part 1b is driven to rotate; when the pulling part 1c of the fastening part 1 is released, the first reset part applies an acting force to the rotating part 1a to drive the rotating part 1a to rotate reversely and reset, so that the fastening part 1b is automatically fastened in the fastening groove 2. Optionally, the first restoring member is a torsion spring.

In some embodiments, referring to fig. 1 to 3, each of the locking member 1 and the locking groove 2 and the first plug 3 and the socket 4 has two or more pairs;

two or more pairs of fasteners 1 and fastening grooves 2 are located on two opposite sides of the first member 10 and the second member 20, and two or more pairs of first posts 3 and insertion holes 4 are located on two opposite sides of the first member 10 and the second member 20.

In this embodiment, when the first component 10 and the second component 20 are assembled, the first inserting posts 3 at the positions of the two opposite sides of the first component 10 and the second component 20 are inserted into the inserting holes 4, and the fastening pieces 1 at the two opposite sides of the first component 10 are correspondingly fastened with the fastening grooves 2 at the two opposite sides of the second component 10, so that the connection between the first component 10 and the second component 20 is realized through the connection at the two sides, and the connection is stable. Optionally, the fastening element 1 is disposed on two opposite sides of the first component 10, and correspondingly, the fastening groove 20 is also disposed on two opposite sides of the second component 20.

In some embodiments, referring to fig. 4-7, the quick-disconnect structure is further for connecting the second component 20 with the third component 30, the quick-disconnect structure further comprising:

a second stud 6 provided on the third member 30;

the lock hole 7 is arranged on the second part 10 and is used for the insertion of the second inserting column 6;

and the locking piece 8 is movably arranged in the lock hole 7 and used for locking or loosening the second inserting column 6.

In this embodiment, the quick-assembly-disassembly structure is further used for connecting the second component 20 and the third component 30, the quick-assembly-disassembly structure further includes a second inserting column 6, a locking hole 7 and a locking member 8, the second inserting column 6 is disposed on the third component 30, the locking hole 7 is disposed on the second component 20, and the locking member 8 is disposed corresponding to the locking hole 7 and movably disposed in the locking hole 7. It is easy to understand that, lockhole 7 and second are inserted post 6 looks adaptation for supply the second to insert post 6 and peg graft, retaining member 8's active position has locking position and is separated the locking position, and when the second was inserted post 6 and is inserted in lockhole 7, retaining member 8 moved to the locking position, then can correspond locking second and insert post 6, and retaining member 8 activity is to separating the locking position, then can correspond and loosen second and insert post 6. A locking matching structure of the clamping column and the clamping hole can be adopted between the locking member 8 and the second inserting column 6, for example, the second inserting column 6 is provided with the clamping hole, the locking member 8 is provided with the clamping column, and when the second inserting column 6 is inserted into the locking hole 7, the locking member 8 moves to clamp the clamping column into the clamping hole so as to lock the second inserting column 6; or the second stud 6 may be released by withdrawing the stud from the bore, including but not limited to. Optionally, a sliding key may be externally arranged on the second part 20, the locking member 8 is connected with the sliding key, and a user may manually toggle the sliding key to drive the locking member 8 to move, so as to lock or unlock the locking member. Of course, this is merely exemplary and not limiting.

When the second part 20 and the third part 30 need to be assembled, the second part 20 is butted with the third part 30, the second inserting column 6 on the third part 10 is correspondingly inserted into the lock hole 7 of the third part 30, and the locking piece 8 is enabled to move to lock the second inserting column 6 in the lock hole 7, so that the second part 20 and the third part 30 can be assembled quickly; when the second member 20 and the third member 30 need to be disassembled, the locking member 8 is enabled to move to release the second plug 6 in the locking hole 7, and the second member 20 and the third member 30 can be disassembled quickly by separating the second member 20 and the third member 30 to withdraw the second plug 6 from the locking hole 7. Adopt this quick assembly disassembly structure can realize quick detach and fast-assembling between photographic auxiliary equipment's the part, easy dismounting, labour saving and time saving helps promoting the user and uses experience.

In some embodiments, referring to fig. 7 to 9, the peripheral wall of the second insert post 6 is formed with a catching groove 61;

the locking piece 8 is provided with a clamping part 81 matched with the clamping groove 61;

the second inserting column 6 is inserted into the lock hole 7, and when the clamping part 81 is clamped in the clamping groove 61, the locking part 8 locks the second inserting column 6; when the holding portion 81 is disengaged from the engaging groove 61, the locking member 8 releases the second stud 6.

In this embodiment, the locking member 8 and the second plug-in post 6 adopt a locking matching structure of the clamping portion 81 and the clamping groove 61, when the clamping portion 81 of the locking member 8 is clamped in the clamping groove 61 of the second plug-in post 6, the locking member 8 locks the second plug-in post 6, and the second plug-in post 6 is in a locking state; when the retaining portion 81 of the retaining member 8 is separated from the engaging groove 61 of the second inserting column 6, the retaining member 8 releases the second inserting column 6, and the second inserting column 6 is in an unlocking state. Specifically, the locking groove 61 of the second plug 6 may be in an arc shape or a ring shape on its peripheral wall, as the case may be. The retaining portion 81 is adapted to the engaging groove 61, and when the second plug 6 is inserted into the locking hole 7, the retaining portion 81 of the locking member 8 is located at one side of the second plug 6, so as to be correspondingly engaged with the engaging groove 61 or disengaged from the engaging groove 61 along with the movement of the locking member 8.

In some embodiments, referring to fig. 7 to 9, one side of the locking member 8 facing the entrance of the locking hole 7 is provided with a groove 82, the groove 82 penetrates through two opposite sides of the locking member 8, a retaining part 81 is formed on one wall of the groove 82 and extends towards the inside of the groove 82, and the groove 82 is used for accommodating the free end of the second plug 6. In this embodiment, when the second plug 6 is inserted into the locking hole 7, the free end of the second plug 6 is correspondingly accommodated in the groove 82 of the locking member 8 to avoid the free end of the second plug 6, and the retaining portion 81 formed on the wall of the groove 82 is correspondingly clamped into the retaining groove 61 of the second plug 6, so as to lock the second plug 6 by the locking member 8.

In some embodiments, referring to fig. 4-9, the quick-disconnect structure further comprises:

the second resetting piece 9 is arranged in the lock hole 7;

the movable piece 11 is positioned at one side of the second part 20, which is provided with the lock hole 7, and one end of the movable piece 11 is positioned in the lock hole 7;

the movable part 11 can drive the locking part 8 to move under the action of external force, so that the clamping part 81 is separated from the clamping groove 61; when the external force disappears, the second reset piece exerts the acting force on the locking piece 8 to enable the locking piece 8 to move and reset.

In this embodiment, the assembly process of the second member 20 and the second member 30 may be: for the second component 20, the movable element 11 controls the locking element 8 to move forward under the action of external force, and the clamping part 81 of the locking element 8 moves along with the movement to avoid, so that the insertion position of the second insertion column 6 of the third component 30 is reserved; then the second plug 6 of the third member 30 is inserted into the locking hole 7 and reaches the plugging position; then, when the external force disappears, the moving part 11 releases the control of the locking part 8, the second resetting part 9 applies acting force to the locking part 8, the locking part 8 moves reversely under the acting force of the second resetting part 9 to reset, and the clamping part 81 of the locking part 8 follows up to be correspondingly clamped into the clamping groove 61 of the second plug 6 of the third part 30, so as to realize locking; in the locked state, the second member 20 and the third member 30 are not separable, and thus, the assembly of the second member 20 and the third member 30 is completed.

The disassembling process of the second part 20 and the third part 30 can be as follows: for the second part 20, the movable element 11 controls the locking element 8 to move forwards under the action of external force, and the clamping part 81 of the locking element 8 follows to withdraw from the clamping groove 61 of the second plug column 6 so as to realize unlocking; in the unlocked state, the second part 20 is separable from the third part 30; then, the second stud 6 of the third member 30 is withdrawn from the locking hole 7 of the second member 20, thereby completing the detachment of the second member 20 from the third member 30.

Wherein the moving member 11 may adopt the sliding key of the previous embodiment or other structural forms, which are explained in detail in the following embodiments. The second piece 9 that resets can adopt elasticity piece, magnetism to reset piece etc. to be used for retaining member 8 provides the effort that removes the reset, sets up according to actual conditions.

In some embodiments, referring to fig. 7-9, one end of the moving member 11 is positioned on one side of retaining member 8 and abuts retaining member 8;

the second piece 9 that resets is located the opposite side of retaining member 8, and the second piece 11 that resets includes reset spring 11, and reset spring 11's one end and the pore wall butt of lockhole 7, the other end and retaining member 8 butt.

In this embodiment, the one end of the moving member 11 and the second returning member 9 are located on opposite sides of the locking member 8, respectively, and abut against the locking member 8. The second reset piece 9 adopts a reset spring 9, and when the movable piece 11 on one side of the locking piece 8 drives the locking piece 8 to move towards the other side, the reset spring 9 is pressed by the locking piece 8 to compress and store energy; when the external force disappears to make the moving member 11 release the control of the locking member 8, the return spring 9 automatically extends to release its elastic potential energy, and the force applied to the locking member 8 by the return spring 9 moves the locking member 8 to return to its one side direction. Further, as an alternative, mounting holes are oppositely formed in the hole walls of the locking member 8 and the locking hole 7, and two ends of the return spring 9 are respectively embedded in the mounting holes in the hole walls of the locking member 8 and the locking hole 7, so that mounting and setting are achieved.

In some embodiments, referring to fig. 7 to 10, the moving member 11 includes an unlocking handle 11, one end of the unlocking handle 11 is a connecting end 11a and is rotatably connected with the second member 20 through a mounting shaft;

the unlocking handle 11 rotates in a first direction, and the connecting end 11a of the unlocking handle 11 rotates to press the locking member 8 to move, so that the holding part 81 is separated from the clamping groove 61; the unlocking handle 11 is rotated in the second direction, the connecting end 11a is rotated to release the locker 8, and the second restoring member applies force to the locker 8 to move and restore the locker 8.

In this embodiment, the connecting end 11a of the unlocking handle 11 is disposed adjacent to the locking member 8 on the second member 20 and is rotatable on the second member 20 about the mounting shaft. When unlocking is needed, the unlocking handle 11 can be manually operated to rotate in the first direction, the connecting end 11a of the unlocking handle 11 rotates to press the locking piece 8 to move forwards, and the clamping part 81 of the locking piece 8 follows to withdraw from the clamping groove 61 of the second plug-in post 6; when locking is needed, the unlocking handle 11 can be loosened or manually operated, the unlocking handle 11 rotates in the second direction, the connecting end 11a rotates to release the locking member 8, the second resetting member 9 applies acting force to the locking member 8 to enable the locking member 8 to move reversely to reset, and the clamping portion 81 of the locking member 8 follows to be clamped into the clamping groove 61 of the second plug 6. The first direction is opposite to the second direction, the first direction may be a counterclockwise direction or a clockwise direction, and the second direction may be a clockwise direction or a counterclockwise direction, and is determined according to a specific setting position of the unlocking handle 11.

In some embodiments, referring to fig. 9 and 10, the connecting end 11a of the unlocking handle 11 is arc-shaped.

In this embodiment, the connecting end 11a of the unlocking handle 11 is arc-shaped, and the arc-shaped surface of the connecting end is in contact with the locking member 8, so that when the unlocking handle 11 rotates in the first direction, the locking member 8 can be extruded along with the rotation of the connecting end to move forward; and when the unlocking handle 11 rotates in the second direction, the unlocking handle can rotate along with the unlocking handle to release the locking piece 8, and the resetting piece 4 applies force to the locking piece 8 to enable the locking piece 8 to move reversely and reset.

In some embodiments, referring to fig. 11, the unlocking handle 11 is provided with a magnetic attraction member 1101 for magnetically attracting the second member 20.

In this embodiment, the unlocking handle 11 is magnetically attracted to the second component 20 through the magnetic attraction member 1101 to be attached to the second component 20, so as to prevent the unlocking handle from being rotated due to misoperation, thereby improving the locking stability of the second component 20 and the third component 30. The magnetic attraction member 1101 is magnetically attracted to the second component 20, optionally, the magnetic attraction member 1101 is a magnet, a magnetically attractable metal member is correspondingly disposed on the second component 20 for magnetically attracting the magnet, and the magnetically attractable metal member may be a steel sheet, for example, and is disposed according to the situation. Alternatively, the magnetic member 1101 may be made of magnetically attractable metal, and the second member 20 may be provided with a corresponding magnet, which is selected according to actual conditions.

In some embodiments, referring to fig. 9 to 11, the other end of the unlocking handle 11 is a free end 11b, the free end 11b of the unlocking handle 11 can relatively approach or separate from the second component 20 with the rotation of the connecting end 11a, and a locking position for dialing is formed between the free end 11b and the connecting end 11 a.

In this embodiment, the free end 11b of the unlocking handle 11 is opposite to the connecting end 11a thereof, and a locking position formed between the free end and the connecting end may be formed by recessing the unlocking handle 11 toward a side portion of the second member 20, and the locking position is an operation position provided for a user, so that the user can operate the unlocking handle 11 to rotate conveniently. Specifically, when the unlocking handle 11 is rotated in the first direction, the free end 11b of the unlocking handle 11 is relatively distant from the second member 20 with the rotation of the connecting end 11 a; when the unlocking handle 11 is rotated in the second direction, the free end 11b of the unlocking handle 11 is relatively close to the second member 20 with the rotation of the connecting end 11 a.

In some embodiments, referring to fig. 11, the unlocking handle 11 is elongated and exposed outside the second member 20, and the free end 11b of the unlocking handle 11 is provided with a magnetic attraction 1101. In this embodiment, the unlocking handle 11 is shaped like a long strip and has a certain length, and the unlocking handle 11 is located outside the second component 20, so that a user can conveniently hold the unlocking handle. Further, the connecting end 11a of the unlocking handle 11 is rotatably connected with the second component 20, the magnetic attraction piece 1101 on the unlocking handle 11 is arranged at the free end 11b of the unlocking handle, a good adsorption effect is achieved, and the unlocking handle 11 can be tightly attached to the second component 20.

In some embodiments, referring to fig. 9, the free end of the second stud 6 is formed with a guide slope 62, and when the second stud 6 is inserted into the locking hole 7, the catch 81 is in contact with the guide slope 62 and pressed by the guide slope 62 to move along the guide slope 62 and be guided into the catch groove 61; and/or

The locking groove 61 is an annular groove.

In this embodiment, when the second plug 6 is inserted into the lock hole 7, as the insertion depth increases, the holding portion 81 of the locking member 8 contacts the guiding inclined surface 62 of the second plug 6 and is pressed by the guiding inclined surface 62 to move along the guiding inclined surface 62, and in this process, the locking member 8 is in a moving state of continuously moving in the forward direction; after the second inserting column 6 is inserted in place, the clamping part 81 of the locking part 8 correspondingly moves to the clamping groove 61 of the second inserting column 6, and immediately under the action of the second resetting part 9, the locking part 8 moves reversely to reset, so that the clamping part 81 is automatically clamped into the clamping groove 61 of the second inserting column 6, and locking is realized. That is, in the present embodiment, when assembling, the second plug 6 of the third component 30 is correspondingly inserted into the locking hole 7 of the second component 20, and an external force is applied to relatively press the third component 30 and the second component 20, the retaining portion 81 of the locking member 8 will automatically be clamped into the clamping groove 61 of the second plug 6, so that the second component 20 and the third component 30 can be automatically locked, and the operation is simple and the use is convenient. Moreover, the slot 61 may be an annular groove to be adapted to the retaining portion 81, so that the retaining portion 81 can be conveniently clamped.

In some embodiments, referring to fig. 5 to 7, one side of each of the second member 20 and the third member 30 has a second plug 6, and the other side has a lock hole 7, and the third member 30 is in plug-in fit with the lock hole 7 of the adjacent second member 20 through the second plug 6, or in plug-in fit with the second plug 6 of the adjacent second member 20 through the lock hole 7.

In this embodiment, the second member 20 has a second post 6 and a locking hole 7 on both sides thereof, and the third member 30 has a second post 6 and a locking hole 7 on both sides thereof. When the second component 20 is assembled with the third component 30, the second component 20 can be in front, the third component 30 is behind, and the third component 30 is inserted into the lock hole 7 of the second component 20 through the second insert column 6 of the third component 30 so as to be connected with the second component 20; it is also possible that the third member 30 is in front and the second member 20 is in rear, and the second member 20 is inserted into the locking hole 7 of the third member 30 through the second insertion post 6 thereof to be connected with the third member 30. That is, the assembly direction between the second component 20 and the third component 20 is not limited, which is convenient for the user to assemble quickly; moreover, after assembly, the second member 20 and the second member 30 can be connected to other members provided with the second post 6 or the locking hole 7 and the locking member 8 in the present quick-release structure, respectively.

In some embodiments, referring to fig. 5 and 6, a hook 12 and a hook groove 13 for hooking the hook 12 are further provided between the second member 20 and the third member 30.

In this embodiment, the third member 30 may be provided with the hook 12, and the second member 20 may be provided with the hook groove 13; the second member 20 may be provided with the hook 12, and the third member 30 may be provided with the hook groove 13, depending on the actual situation. When the second part 20 and the third part 30 are assembled, the hook 12 and the hook groove 13 are hooked firstly to realize the assembly alignment between the two parts, and then the second inserting column 6 is inserted into the lock hole 7 to realize the quick connection locking. In the locked state, the hook 12 functions to lift and lock the members engaged therewith, and the two members are stably connected to each other.

In some embodiments, referring to fig. 5 and 6, the second and

third members

20 and 30 each have hooks 12 on one side and hook grooves 13 on the other side, and the third member 30 is hooked with the hook grooves 13 of its adjacent second member 20 through the hooks 12 and with the hooks 12 of its adjacent second member 20 through the hook grooves 13.

In this embodiment, the second member 20 has hooks 12 and hook grooves 13 on both side surfaces thereof, and the third member 30 has hooks 12 and hook grooves 13 on both side surfaces thereof. When the second component 10 is assembled with the third component 20, the second component 20 can be in front, the third component 30 is in back, and the third component 30 is hooked in the hook groove 13 of the second component 20 through the hook 12 of the third component to be connected with the second component 20; the third member 30 may be in front and the second member 20 may be in rear, and the second member 20 may be coupled to the third member 20 by hooking the hook 12 of the second member 20 into the hooking groove 13 of the third member 30. That is, the assembling direction between the second component 20 and the third component 30 is not limited, which is convenient for the user to assemble quickly; also, after assembly, the second member 20 and the third member 30 may be connected to other members provided with the hook 12 or the hook groove 13 in the present quick-release structure, respectively.

In some embodiments, referring to fig. 5 and 6, the hook 12 and the hook groove 13 and the second post 6 and the lock hole 7 have two or more pairs;

two or more pairs of hooks 12 and hook grooves 13 are positioned at the lower parts of the second part 20 and the third part 30, two or more pairs of second inserting columns 6 and lock holes 7 are positioned at the upper parts of the second part 20 and the third part 30, and each pair of hooks 12 and hook grooves 13 and one pair of second inserting columns 6 and lock holes 7 are arranged diagonally.

In this embodiment, when the second member 20 and the third member 30 are assembled, the hooks 12 at the lower parts of the two are hooked with the hook grooves 13, and then the second insertion posts 6 at the upper parts of the two are inserted into the lock holes 7 to realize the integral locking. Optionally, two pairs of hooks 12 and hook grooves 13 are disposed on the lower portions of the second member 20 and the third member 30, the two pairs of hooks 12 and hook grooves 13 are symmetrically disposed, two pairs of second insertion posts 6 and locking holes 7 are disposed on the upper portions of the second member 20 and the third member 30, the two pairs of second insertion posts 6 and locking holes 7 are symmetrically disposed, the two pairs of hooks 12 and hook grooves 13 are approximately distributed at four corners of the second member 20 and the third member 30, and when the second member 20 is connected to the third member 30, the two pairs of hooks 12 and hook grooves 13 and the two pairs of second insertion posts 6 and locking holes 7 are used for realizing connection at the four corners, so that the connection is stable.

Referring to fig. 12 to 14, the present invention further provides an expansion frame 100, which includes frames 110, wherein the frames 110 enclose a mounting window for mounting a filter, and adjacent frames 110 are connected to each other through the aforementioned quick-assembly-disassembly structure;

the front surface of the frame 110 has the second post 6 in the aforementioned quick-release structure, the back surface of the frame 110 has the locking hole 7 in the aforementioned quick-release structure, and the side edge of the frame 110 is provided with the locking member 8 in the aforementioned quick-release structure.

In this embodiment, the specific structure of the quick-assembly/disassembly structure refers to the above embodiments, and since the expansion frame 100 adopts all technical solutions of all the above embodiments, at least all technical effects brought by the technical solutions of the above embodiments are achieved, and details are not repeated here. The expansion frame 100 is provided with at least one filter in an installation window surrounded by the frame 110, and when the expansion frame 100 is provided with a plurality of filters, the plurality of filters are stacked on the expansion frame 100.

Further, when a plurality of expansion frames 100 are provided, adjacent frames 110 of the plurality of expansion frames 100 are connected to each other by a quick-release structure. Specifically, the front and back surfaces of the frame 110 are respectively provided with the second inserting columns 6 and the locking holes 7, and the side edges of the frame 110 are provided with the locking members 8, it is easy to understand that the second inserting column 6 on the front surface of one frame 110 can be correspondingly inserted into the locking hole 7 on the back surface of the other frame 110, and is locked by the locking member 8 of the other frame 110. In this way, the frames 110 of the expansion frames 100 can be sequentially butted and connected one by one through the quick-assembly and disassembly structure.

In some embodiments, referring to fig. 12, the side edge of the frame 110 is provided with an unlocking handle 11, the outer side of the side edge is provided with a flared limiting groove 110a, the limiting groove 110a is used for accommodating the unlocking handle 11, and the free end 11b of the unlocking handle 11 is magnetically connected with the groove wall at the flared part of the limiting groove 110 a; and/or

The rotation axis of the unlocking handle 11 extends in the forward and backward directions of the frame 110.

In this embodiment, when the unlocking handle 11 is attached to the side of the frame 110, the unlocking handle 11 is accommodated through the limiting groove 110a so as to partially hide the unlocking handle 11, thereby reducing the possibility that the unlocking handle 11 is rotated by misoperation. And, the free end 11b of unblock handle 11 still is connected with the cell wall magnetism of the flaring department of spacing groove 110a to tightly adsorb unblock handle 11 in the side of frame 110, further avoid unblock handle 11 to be rotated by the maloperation, promote the locking steadiness between frame 110. In addition, the rotation axis of the unlocking handle 11 extends in the front-back direction of the frame 110, and the unlocking handle 11 rotates in the outer direction of the frame 110 during unlocking, thereby avoiding interference of other photographing components in the front-back direction of the frame 110.

Furthermore, when the user detaches the expansion frame 100, the user holds the unlocking handles 11 on the two sides of the expansion frame 100, so that the detached expansion frame 100 is held by both hands of the user, the detachment safety of the expansion frame 100 is guaranteed, the whole detachment action is to rotate the unlocking handles 11, the expansion frame 100 is detached, and the detachment action is rapid and simple. Moreover, the connecting end 11a of the unlocking handle 11 is located at the upper part of the frame 110, the free end 11b of the unlocking handle 11 is located at the lower part of the frame 110, the whole unlocking handle 11 is long in length, good leverage is achieved, and the unlocking action is labor-saving.

In some embodiments, referring to fig. 12 to 14, the front and back surfaces of the frame 110 are provided with magnetic attraction portions 110b, and the magnetic attraction portions 110b are used for attracting two adjacent expansion frames 100.

In this embodiment, when two adjacent expansion frames 100 are assembled, the magnetic attraction portion 110b on the front side of the frame 110 of one expansion frame 100 and the magnetic attraction portion 110b on the back side of the frame 110 of the other expansion frame 100 are magnetically attracted to each other, so as to achieve automatic positioning during the docking process of the second plug 6 and the lock hole 7. The number and the positions of the magnetic parts 110b are set according to the actual situation, which is not limited herein. Specifically, the magnetic attraction part 110b disposed on the front surface of the frame 110 may be a magnet block embedded in the frame 110, and the magnetic attraction part 110b disposed on the back surface of the frame 110 may be a magnetically attractable metal sheet attached to the frame 110.

In some embodiments, the expansion frame 100 is used for detachably mounting a plurality of filter frames 200, the plurality of filter frames 200 are located in the mounting window, the filter frames 200 are provided with filter sheets, the frame 110 is open and includes:

a first side 111;

two second sides 112 arranged oppositely, each second side 112 is connected to one end of the first side 111, a plurality of slots 112a are concavely arranged on the surface of each second side 112 facing to the other second side 112, a plurality of pairs of slots 112a are correspondingly formed on the slots 112a of the two second sides 112 one by one, and each filter frame 200 is inserted into one pair of slots 112 a.

In this embodiment, the filter on the expansion frame 100 is provided in the form of a filter frame 200, the filter frame 200 is provided with filter elements, and a plurality of filter frames 200 are located in the installation windows when installed on the expansion frame 100. The frame 110 has a first side 111 and two second sides 112 respectively located at two opposite ends of the first side 111, and the frame 110 is substantially U-shaped and is open. In practice, the lengths of the first side 111 and the second side 112 of the frame 110 may be adaptively designed according to the length and the width of the filter frame 200. During installation, the filter frame 200 enters the frame 110 from the opening of the frame 110, the two opposite sides of the filter frame 200 are correspondingly inserted into the slots 112a of the two second sides 112, i.e., the pair of slots 112a, and the filter frame 200 abuts against the first side 111, so that the installation is convenient and the setting is stable. On the frame 110, the slot 112a is disposed along the length direction of the second side 112. The number of pairs of the insertion grooves 112a is set as required, for example, two pairs or three pairs are not equal, so that the corresponding number of filter frames 200 can be inserted.

Alternatively, the slot 112a of the first side 111 may be configured to seamlessly engage with the slot 112a of the second side 112. Furthermore, the filter frame 200 can be inserted into the insertion slot 112a of the first side 111, so as to further improve the installation stability of the filter frame 200.

The utility model discloses still provide a filter assembly, refer to fig. 12, including filter frame 200 and at least one as aforementioned expansion frame 100, filter frame 200 detachably installs on expanding frame 100 and is arranged in the installation window, and filter frame 200 facial make-up is equipped with the filter lens piece. The specific structure of the expansion frame 100 refers to the above embodiments, and since the filter assembly adopts all technical solutions of all the above embodiments, at least all technical effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

The number of the expansion frame 100 is at least one, and it is assumed that three filter frames 200 can be mounted on one expansion frame 100. When the required number of the filter configuration is three or less, the filter frame 200 can be installed by adopting an expansion frame 100; when the required number of the filter configuration is more than three, six and less than six, the filter frame 200 can be installed by adopting two expansion frames 100; when the required number of the filter configuration is more than six, and nine filter configuration is less than nine filter configuration, the filter frame 200 can be installed by adopting three expansion frames 100; the rest of the cases are analogized in turn, and are not described in detail herein. Of course, this is merely exemplary and not limiting. When a plurality of expansion frames 100 are used, the adjacent expansion frames 100 are connected by using the aforementioned quick-release structure.

In other embodiments, the filter assembly may be provided with multiple types of expansion frames 100, and each type of expansion frame 100 may be provided with a different number of filter frames 200. For example, the expansion frame 100 includes a first type expansion frame 100 and a second type expansion frame 100, two filter frame frames 200 may be disposed on the first type expansion frame 100, and three filter frame frames 200 may be disposed on the second type expansion frame 100. Based on this, when the required number of filter configurations is three or four, optionally, two first-type expansion frames 100 can be used to mount the filter frame 200; when the required number of the filter configuration is five, the filter frame 200 is mounted on the shading hopper by adopting a first expansion frame 100 and a second expansion frame 100; when the required number of filter configurations is six, two second type expansion frames 100 may be optionally used to mount the filter frames 200. This is exemplary only and not limiting. Therefore, the expansion frames 100 of different types can be selected for flexible collocation when the filter is collocated, the spare installation positions of the used expansion frames 100 can be prevented, the structure is compact, and the occupied space is reduced.

When the number of the filter configuration requirements is large, the filter frame 200 can be additionally arranged on the expansion frame 100, and/or the expansion frame 100 is additionally arranged so that the filter frame 200 is further additionally arranged on the additionally arranged expansion frame 100, the number of the filters configurable on the photographic auxiliary equipment is not limited, flexible superposition can be infinitely expanded according to the requirements, and therefore the auxiliary shooting effect of the photographic auxiliary equipment is improved. In addition, in the prior art, the design of the insertion slot is adopted in the auxiliary photographic equipment, and the filter frame 200 or the empty frame must be inserted into the insertion slot when the auxiliary photographic equipment is used, or the insertion slot is shielded by adopting other modes to prevent light leakage. The photographic auxiliary equipment adopts this filter subassembly in order to install the filter, abandons the structural design of original cartridge trench, and then need not to use the empty filter picture frame 200 that does not adorn the lens again to fill or use other modes to shelter from the cartridge trench when not using the filter, convenient to use.

In some embodiments, referring to fig. 12 to 14, a protrusion 210 is formed on an outer wall of each of two opposite sides of the filter frame 200, the protrusion 210 is inserted into the slot 112a, at least one of the two second sides 112 is provided with a fastening hole 112b corresponding to each slot 112a, the fastening hole 112b is formed at an end of the slot 112a far away from the first side 111, a fastening post 220 is provided on an outer wall of at least one of the two opposite sides of the filter frame 200, and the fastening post 220 is fastened to a fastening hole 112b.

In this embodiment, the filter frame 200 is inserted into the insertion slots 112a on the two second sides 112 of the side frame 110 of the expansion frame 100 through the protrusions 210 on the two opposite sides. Further, after the filter frame 200 is inserted in place on the extension frame 100, the filter frame 200 is clamped and matched with the clamping hole 112b on the second side 112 through the clamping column 220 to realize locking, so that the filter frame 200 can be prevented from sliding out of the slot 112a of the second side 112, namely, being separated from the extension frame 100, and the installation stability of the filter frame 200 can be improved.

It is easy to understand that when one of the two second side edges 112 is provided with the locking hole 112b, the corresponding position of the corresponding side edge of the filter frame 200 is provided with the locking post 220; when the two second side edges 112 are provided with the locking holes 112b, the locking posts 220 are provided at the corresponding positions of the two corresponding side edges of the filter frame 200. The number of the card holes 112b and the number of the card posts 220 are not limited herein, and may be set according to practical situations. Preferably, the fastening column 220 on the filter frame 200 may be designed as a telescopic fastening column 220, and a control key and a corresponding connection structure for controlling the fastening column 220 to be telescopic are correspondingly arranged on the filter frame 200, and the control key is connected with the fastening column 220 through the connection structure. The sliding of the control key is operated manually, so that the clamping column 220 can be hidden on the outer wall of the side edge of the filter frame 200 or extend out of the outer wall of the side edge of the filter frame 200, and the operation is simple and the use is convenient.

The utility model also provides a photographic auxiliary system, including camera lens link frame and functional module, the camera lens link frame is connected through like aforementioned quick assembly disassembly structural connection with functional module. The specific structure of the quick-assembly/disassembly structure refers to the above-mentioned embodiments, and since the photography assisting system adopts all technical solutions of all the above-mentioned embodiments, at least all technical effects brought by the technical solutions of the above-mentioned embodiments are achieved, and no further description is given here.

In some embodiments, the functional module comprises one of a filter assembly, a light blocking dipper body, and a prompter; or

The functional module comprises the filter mounting assembly and the light-shielding bucket body, the lens connecting frame is connected with the adjacent expanding frame in the filter assembly through the quick assembling and disassembling structure, and the light-shielding bucket body is connected with the adjacent expanding frame in the filter assembly through the quick assembling and disassembling structure; or

The function module comprises the filter mounting assembly and the prompter, the lens connecting frame is connected with the adjacent expanding frame in the filter assembly through the quick assembling and disassembling structure, and the prompter is connected with the adjacent expanding frame in the filter assembly through the quick assembling and disassembling structure.

In this embodiment, the functional module can be one of filter subassembly, shading fill bucket body, prompter, and adjacent expansion frame or shading fill bucket body or prompter in camera lens linking frame and the filter subassembly promptly are connected through quick assembly disassembly structure, and the camera lens linking frame passes through quick assembly disassembly structure with the prompter and is connected. The functional module can also be the combination of a filter assembly and a light-shielding bucket body, the filter assembly is connected between the lens connecting frame and the light-shielding bucket body, the lens connecting frame is connected with the adjacent expanding frame in the filter assembly through a quick dismounting structure, and the light-shielding bucket body is connected with the adjacent expanding frame in the filter assembly through a quick dismounting structure. The functional module can also be the combination of filter subassembly and prompter ware, and wherein, the filter subassembly is connected between camera lens link frame and prompter ware, and the camera lens link frame passes through quick assembly disassembly structural connection with adjacent expansion frame in the filter subassembly, and the prompter ware passes through quick assembly disassembly structural connection with adjacent expansion frame in the filter subassembly. The specific structure of the filter assembly refers to the above embodiments, and since the functional module adopts all technical solutions of all the above embodiments, at least all technical effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

What just go up be the utility model discloses a part or preferred embodiment, no matter be characters or the drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic thought down, utilize the equivalent structure transform that the contents of the description and the drawing do, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.

Claims

1. A quick-release structure for connecting a first member to a second member, the quick-release structure comprising:

the fastener is arranged on the first component;

2. The quick-release structure according to claim 1, wherein the locking member is rotatably disposed, and the locking member includes a rotating portion rotatably connected to the first member and a locking portion connected to the rotating portion, and the locking portion is rotatable with the rotating portion to be locked in or unlocked from the locking groove.

3. The quick assembly disassembly structure of claim 2, wherein the buckle further comprises a pulling portion connected to the rotation portion, and the pulling portion can drive the rotation portion to rotate under an external force.

4. The quick release structure of claim 3, further comprising:

5. The quick-release structure according to claim 1,

the buckling piece and the buckling groove as well as the first inserting column and the inserting hole are provided with two pairs or more than two pairs;

6. The quick release structure of claim 1, further configured to connect a second component to a third component, the quick release structure further comprising:

the second inserting column is arranged on the third component;

7. The quick-release structure according to claim 6,

a clamping groove is formed in the peripheral wall of the second inserting column;

8. The quick-release structure according to claim 7,

the retaining member towards the one side of the entry of lockhole is equipped with the recess, the recess link up the relative both sides of retaining member, the card portion of holding form in a cell wall of recess and orientation the inslot of recess is extended, the recess is used for the holding the free end of post is inserted to the second.

9. The quick release structure of claim 7, further comprising:

the second reset piece is arranged in the lock hole;

the driving piece is positioned on one side of the second part, which is provided with the lock hole, and one end of the driving piece is positioned in the lock hole;

10. The quick-release structure according to claim 9,

one end of the movable piece is positioned on one side of the locking piece and is abutted against the locking piece;

11. The quick-release structure according to claim 9,

the moving member comprises an unlocking handle, one end of the unlocking handle is a connecting end and is rotationally connected with the second component through a mounting shaft;

the unlocking handle rotates in a first direction, and the connecting end of the unlocking handle rotates to extrude the locking piece to move so that the clamping part is separated from the clamping groove; the unlocking handle rotates in the second direction, the connecting end rotates to release the locking piece, and the second resets and is right the locking piece exerts the effort messenger the locking piece removes and resets.

12. The quick release structure of claim 11, wherein the connecting end of the release handle is arcuate.

13. The quick-release structure according to claim 11,

and the unlocking handle is provided with a magnetic part for magnetically attracting the second part.

14. The quick assembly disassembly structure of claim 13, wherein the other end of the unlocking handle is a free end, the free end of the unlocking handle can relatively approach or separate from the second component along with the rotation of the connecting end, and a handle position for shifting is formed between the free end of the unlocking handle and the connecting end.

15. The quick release structure according to claim 14, wherein the release handle is elongated and exposed from the second member, and the magnetic member is disposed at a free end of the release handle.

16. The quick-release structure according to claim 7,

the free end of the second inserting column is provided with a guide inclined plane, and when the second inserting column is inserted into the lock hole, the clamping part is contacted with the guide inclined plane, is extruded by the guide inclined plane to move along the guide inclined plane and is guided into the clamping groove; and/or

The clamping groove is an annular groove.

17. The quick-release construction according to any one of claims 11 to 16,

one side of the second component and one side of the third component are provided with the second inserting columns, the other side of the second component and the other side of the third component are provided with the lock holes, and the third component is in inserting fit with the lock holes of the adjacent second component through the second inserting columns or in inserting fit with the second inserting columns of the adjacent second component through the lock holes.

18. The quick-release structure as claimed in any one of claims 6 to 16, wherein a hook and a hook groove for hooking the hook are further provided between the second member and the third member.

19. The quick-release construction according to claim 18,

the second part with a side of third part all has the couple, another side all has the hook groove, the third part passes through the couple is rather than adjacent the hook groove of second part articulates, and passes through the hook groove rather than adjacent the couple of second part articulates.

20. The quick-release construction according to claim 19,

the hook and the hook groove and the second inserting column and the lock hole are respectively provided with two pairs or more than two pairs;

21. An expansion frame, comprising side frames, wherein the side frames surround to form a mounting window for mounting a filter, and adjacent side frames are connected with each other through a quick-release structure according to any one of claims 6-20;

the front side of the frame is provided with the second inserting column in the quick-release structure as claimed in any one of claims 6 to 20, the back side of the frame is provided with the locking hole in the quick-release structure as claimed in any one of claims 6 to 20, and the side edge of the frame is provided with the locking piece in the quick-release structure as claimed in any one of claims 6 to 20.

22. An expansion frame according to claim 21, wherein an unlocking handle in the quick assembly disassembly structure according to claim 11 is arranged on a side edge of the frame, a limiting groove with a flared opening is arranged on the outer side of the side edge, the limiting groove is used for accommodating the unlocking handle, and the free end of the unlocking handle is magnetically attracted to a groove wall at the flared opening of the limiting groove; and/or

23. An expansion frame as claimed in claim 21, wherein the front and back sides of the frame are provided with magnetic parts for attracting two adjacent expansion frames.

24. An expansion frame as claimed in claim 21, wherein the expansion frame is configured to detachably mount a plurality of filter frames, the plurality of filter frames are located in the mounting window, the filter frames are provided with filter sheets, the frame is open and includes:

a first side edge;

25. A filter assembly comprising a filter frame and at least one expansion frame as claimed in any one of claims 21 to 24, the filter frame being removably mounted on the expansion frame and located in the mounting window, the filter frame having a filter element mounted thereon.

26. The filter assembly of claim 25, wherein the expansion block is the expansion block of claim 24;

27. A photographic assisting system comprising a lens attachment frame and a functional module, the lens attachment frame being connected to the functional module by a quick-release structure according to any one of claims 1 to 5.

28. The auxiliary camera system of claim 27, wherein the functional module comprises one of a filter assembly, a shutter bucket body, and a prompter; or

The functional module comprises the filter mounting assembly and the light shielding bucket body as claimed in claim 25 or 26, the lens connecting frame is connected with the adjacent expanding frame in the filter assembly through the quick assembling and disassembling structure, and the light shielding bucket body is connected with the adjacent expanding frame in the filter assembly through the quick assembling and disassembling structure; or

The functional module comprises the filter mounting assembly as claimed in claim 25 or 26 and a prompter, the lens connecting frame is connected with the adjacent expansion frame in the filter assembly through the quick-assembly and disassembly structure, and the prompter is connected with the adjacent expansion frame in the filter assembly through the quick-assembly and disassembly structure.