WO2023246456A1

WO2023246456A1 - Quick disassembling and assembling structure, expansion frame, filter assembly, and photography assistance system

Info

Publication number: WO2023246456A1
Application number: PCT/CN2023/097567
Authority: WO
Inventors: 晏科满; 周峰
Original assignee: 深圳市乐其网络科技有限公司
Priority date: 2022-06-23
Filing date: 2023-05-31
Publication date: 2023-12-28
Also published as: CN115128884B; CN115128884A

Abstract

A quick disassembling and assembling structure, an expansion frame, a filter assembly, and a photography assistance system. The quick disassembling and assembling structure is used for connecting a first component (10) to a second component (20). The quick disassembling and assembling structure comprises: lock tongues (1) provided on the first component (10); lock holes (2) provided on the second component (20) and allowing for insertion of the lock tongues (2); and locking members (3) movably provided in the lock holes (2) for locking or unlocking the lock tongues. The quick disassembling and assembling structure is applied to photography assistance equipment, and by using the quick disassembling and assembling structure, components of the photography assistance equipment can be quickly disassembled and assembled, thereby facilitating disassembling and assembling, achieving time saving and labor saving, and improving use experience.

Description

Quick disassembly structure, expansion frame, filter components and photography auxiliary system

Technical field

The invention relates to the technical field of photographic equipment, and in particular to a quick disassembly and assembly structure, an expansion frame, a filter assembly and a photographic auxiliary system.

Background technique

In some shooting scenes, people usually install photography auxiliary equipment in front of the lens of photography equipment to assist shooting and improve the shooting effect.

Among them, common photography auxiliary equipment such as matte box, teleprompter, etc. are generally composed of multiple parts. For example, matte box includes lens connection frame, filter frame, bucket body, etc. However, the components of photographic auxiliary equipment currently on the market are usually connected by multiple screws. The assembly or disassembly process requires tightening screws, or requires multiple operating steps for disassembly and installation, which is time-consuming and labor-intensive, inconvenient for users to disassemble and assemble. The experience is poor; there are also integrated photography auxiliary equipment, but they take up a lot of space and are inconvenient to store and transport.

Contents of the invention

The main purpose of the present invention is to propose a quick disassembly and assembly structure, aiming to solve the technical problem of inconvenient disassembly and assembly of components of current photographic auxiliary equipment.

In order to achieve the above object, the present invention proposes a quick disassembly and assembly structure for connecting the first component and the second component. The quick disassembly and assembly structure includes:

A lock tongue is provided on the first component;

A lock hole is provided on the second component for insertion of the lock tongue;

A locking piece is movably provided in the lock hole and is used to lock or loosen the lock tongue.

In some embodiments, a locking groove is formed on the peripheral wall of the lock tongue;

The locking piece is formed with a clamping portion that matches the slot;

The lock tongue is inserted into the lock hole, and when the clamping part is clamped in the slot, the locking piece locks the lock tongue; when the clamping part is separated from the slot, The locking piece releases the lock tongue.

In some embodiments, a groove is provided on a side of the locking member facing the entrance of the lock hole, so The groove runs through opposite sides of the locking piece, the holding portion is formed on a groove wall of the groove and extends toward the groove of the groove, and the groove is used to accommodate the The free end of the deadbolt.

In some embodiments, the quick disassembly structure further includes:

A reset member is located in the keyhole;

The actuating piece is located on the side of the second component where the lock hole is provided, and one end of the actuating piece is located in the lock hole;

The moving part can drive the locking part to move under the action of external force, so that the holding part is separated from the slot; when the external force disappears, the reset part exerts force on the locking part to cause the locking part to move. The locking piece moves and resets.

In some embodiments, one end of the actuating member is located on one side of the locking member and abuts against the locking member;

The return member is located on the other side of the locking member. The return member includes a return spring. One end of the return spring is in contact with the wall of the lock hole, and the other end is in contact with the locking member. .

In some embodiments, the actuator includes an unlocking handle, one end of the unlocking handle is a connecting end and is rotationally connected to 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 squeeze the locking member and move, so that the holding portion is separated from the slot; the unlocking handle rotates in a second direction , the connecting end rotates to release the locking member, and the reset member exerts force on the locking member to move and reset the locking member.

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

In some embodiments, a magnetic attraction component is provided on the unlocking handle for magnetic attraction with the second component.

In some embodiments, the other end of the unlocking handle is a free end. The free end of the unlocking handle can be relatively close to or away from the second component as the connecting end rotates, and a gap is formed between the unlocking handle and the connecting end. The latching position is available for toggle.

In some embodiments, the unlocking handle is elongated and exposed outside the second component, and the free end of the unlocking handle is provided with the magnetic attraction piece.

In some embodiments, a guide bevel is formed on the free end of the lock tongue. When the lock tongue is inserted into the lock hole, the holding portion contacts the guide bevel and is pressed by the guide bevel to move along the guide bevel. The guide slope moves and is guided into the card slot; and/or

The clamping groove is an annular groove.

In some embodiments, the first component and the second component each have the lock tongue on one side and the lock hole on the other side, and the second component is adjacent to it through the lock tongue. The lock hole of the first component is plug-fitted, or the lock tongue of its adjacent first component is plug-fitted through the lock hole.

In some embodiments, a hook and a hook groove for the hook to engage are further provided between the first component and the second component.

In some embodiments, the first component and the second component each have the hook on one side and the hook groove on the other side, and the first component is adjacent to the first component through the hook. The hook groove of the second component is engaged, and the hook of the adjacent second component is engaged through the hook groove.

In some embodiments, there are two or more pairs of the hook and the hook groove as well as the lock tongue and the lock hole;

Two or more pairs of hooks and hook grooves are located at the lower portions of the first and second components, and two or more pairs of lock tongues and lock holes are located at the upper portions of the first and second components. , and each pair of hooks and hook grooves and a pair of lock tongues and lock holes are arranged diagonally.

The present invention also proposes an expansion frame, which includes a frame that encloses an installation window for installing a filter, and the adjacent frames include a quick disassembly and assembly structure as mentioned above to connect to each other;

The front side of the frame has a lock tongue in the aforementioned quick disassembly structure, the reverse side of the frame has a lock hole in the aforementioned quick disassembly structure, and the side of the frame is provided with the aforementioned quick disassembly structure. locking parts in the.

In some embodiments, the side of the frame is provided with the actuator in the quick disassembly structure as claimed in claim 6, and the outside of the side is provided with a flared limiting groove, and the limiting groove Used to store the unlocking handle, the free end of the unlocking handle is magnetically connected to the groove wall at the expansion of the limiting groove; and/or

The rotation axis of the unlocking handle extends along the forward and reverse directions of the frame.

In some embodiments, magnetic suction parts are provided on both the front and back sides of the frame, and the magnetic suction parts are used to attract two adjacent expansion frames.

In some embodiments, the expansion frame is used to detachably install several filter frames, several of the filter frames are located in the installation window, and the filter frames are equipped with filter sheets. Border exposure settings and include:

first side;

Two opposite second sides, each second side is connected to one end of the first side, and each second side faces a concave surface on the other second side. A plurality of slots, the two slots on the second side correspond to each other to form a plurality of pairs of slots, and each filter frame is inserted into a pair of slots.

The present invention also proposes a filter assembly, which is characterized in that it includes a filter frame and at least one expansion frame as mentioned above, and the filter frame is detachably installed on the expansion frame and is located in the installation window, The filter frame is equipped with a filter piece.

In some embodiments, the expansion box is the expansion box described in claim 19;

A protrusion is formed on the outer wall of each opposite side of the filter frame. The protrusion is inserted into the slot. At least one of the two second frames corresponds to each of the two second frames. The slot is provided with a clamping hole, and the clamping hole is formed at an end of the slot away from the first frame, and the outer wall of at least one side of the opposite sides of the filter frame is provided with clamping posts, so The clamping pillar is clamped in one of the clamping holes.

The present invention also proposes a photography auxiliary system, which includes a lens connection frame and a functional module. The lens connection frame and the functional module are connected through the aforementioned quick disassembly and assembly structure.

In some embodiments, the functional module includes one of the aforementioned filter components, matte buckets, and teleprompters; or

The functional module includes the aforementioned filter installation assembly and a matte bucket body. The lens connection frame and the adjacent expansion frame in the filter assembly are connected through the quick disassembly structure. The matte bucket body Connected to the adjacent expansion frame in the filter assembly through the quick disassembly structure; or

The functional module includes the aforementioned filter installation assembly and a teleprompter. The lens connection frame is connected to the adjacent expansion frame in the filter assembly through the quick disassembly and assembly structure. The teleprompter is connected to the teleprompter. The adjacent expansion frames in the filter assembly are connected through the quick disassembly structure.

In some embodiments, the quick disassembly and assembly structure is the aforementioned quick disassembly and assembly structure, the unlocking handle of the shade bucket body and the unlocking handle of the expansion frame are relatively misaligned, or the teleprompter and the expansion frame are relatively misaligned. The frame's unlocking handle is relatively misplaced.

The quick disassembly structure of the present invention is used to connect the first component and the second component. When it is necessary to assemble the first component and the second component, the first component and the second component are butted together, and the lock tongue on the first component is plugged in accordingly. In the lock hole of the second part, and by moving the locking piece to lock the lock tongue in the lock hole, quick assembly between the first part and the second part can be achieved; when the first part needs to be disassembled with the second part, activating the locking member to release the locking bolt in the lock hole, and by separating the first part from the second part. The first part and the second part can be quickly disassembled by withdrawing the lock tongue from the lock hole. The quick disassembly and assembly structure between the components of the photographic auxiliary equipment can realize quick disassembly and assembly, which is convenient for disassembly and assembly, saves time and effort, and helps to improve the user experience.

Description of the drawings

Figure 1 is a schematic structural diagram of a first component and a second component connected through a quick disassembly and assembly structure in an embodiment of the present invention;

Figure 2 is a schematic structural diagram of the first component in the embodiment of Figure 1;

Figure 3 is a schematic structural diagram of the second component in the embodiment of Figure 1;

Figure 4 is a schematic diagram of the internal structure of the first component and the second component connected through a quick disassembly structure in the embodiment of Figure 1;

Figure 5 is a schematic structural diagram of the first component in the embodiment of Figure 1;

Figure 6 is an enlarged view of point A in Figure 5;

Figure 7 is a schematic structural diagram of the unlocking handle of the quick disassembly structure in the embodiment of Figure 1;

Figure 8 is a schematic structural diagram of the unlocking handle of the second component in the embodiment of Figure 1 in an open state;

Figure 9 is a schematic structural diagram of the assembly of the expansion frame and the filter frame in an embodiment of the present invention;

Figure 10 is a schematic structural diagram of the expansion frame in the embodiment of Figure 9 from one perspective;

Figure 11 is a schematic structural diagram of the expansion frame in the embodiment of Figure 9 from another perspective;

Figure 12 is a schematic structural diagram of a photography auxiliary system in an embodiment of the present invention;

Figure 13 is a schematic structural diagram of a photography assistance system in another embodiment of the present invention.

Detailed ways

The solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiment of the present invention are only used to explain the relationship between components in a specific posture (as shown in the drawings). Relative positional relationship, movement conditions, etc., if the specific posture changes, the directional indication will also change accordingly.

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

In addition, descriptions involving "first", "second", etc. in the present invention are for descriptive purposes only and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the technical solutions in various embodiments can be combined with each other, but it must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that such a combination of technical solutions does not exist. , nor within the protection scope required by the present invention.

Referring to Figures 1 to 4, the present invention proposes a quick disassembly and assembly structure for connecting the first component 10 and the second component 20. The quick disassembly and assembly structure includes:

The lock tongue 1 is located on the first component 10;

The lock hole 2 is provided on the second component 20 and is used for the lock tongue 1 to be inserted;

The locking piece 3 is movably arranged in the lock hole and is used to lock or loosen the lock tongue.

The quick disassembly structure involved in this embodiment is used in photographic equipment to realize the connection between two components, such as the matte box body and lens connection frame of the matte box module, and the teleprompter and lens connection of the teleprompter module. box, etc., or others. Specifically, the quick disassembly structure is used to connect the first component 10 and the second component 20. The quick disassembly structure includes a lock tongue 1, a lock hole 2 and a locking piece 3. The lock tongue 1 is provided on the first component 10, and the lock The hole 2 is provided on the second component 20, and the locking member 3 is configured corresponding to the key hole 2 and is movably provided in the key hole 2. It is easy to understand that the lock hole 2 is adapted to the lock tongue 1 and is used for the lock tongue 1 to be plugged in. The active position of the locking member 3 has a locking position and an unlocking position. When the lock tongue 1 is inserted into the lock hole 2 , the locking piece 3 moves to the locking position, and the locking tongue 1 can be locked accordingly, and the locking piece 3 moves to the unlocking position, and the locking tongue 1 can be correspondingly loosened. Among them, the locking fitting structure of the locking post and the locking hole can be used between the locking part 3 and the locking tongue 1. For example, the locking tongue 1 is provided with a locking hole, the locking part 3 is formed with a locking post, and the locking tongue 1 is inserted into the lock. When the locking member 3 is in the hole 2, the locking member 3 is moved to insert the clamping column into the clamping hole to lock the locking tongue 1; or the clamping column is withdrawn from the clamping hole to loosen the locking tongue 1, including but not only This is limited to this, and it can also be others. Optionally, a sliding key can be externally provided on the second component 20, and the locking member 3 is connected to the sliding key. The user can manually move the sliding key to move the locking member 3, thereby locking or unlocking, so as to facilitate user adjustment. Of course, this is only illustrative and not restrictive.

When it is necessary to assemble the first component 10 and the second component 20, the first component 10 and the second component 20 are butted together, and the lock tongue 1 on the first component 10 is correspondingly inserted into the lock hole 2 of the second component 20, and By activating the locking member 3 to lock the lock tongue 1 in the lock hole 2, quick assembly between the first component 10 and the second component 20 can be achieved; when it is necessary to disassemble the first component 10 and the second component 20 When the locking member 3 is moved to release the lock tongue 1 in the lock hole 2, and by separating the first part 10 and the second part 20 to withdraw the lock tongue 1 from the lock hole 2, the first part can be realized Quick disassembly between 10 and the second part 20. The quick disassembly and assembly structure between the components of the photographic auxiliary equipment can realize quick disassembly and assembly, which is convenient for disassembly and assembly, saves time and effort, and helps to improve the user experience.

In some embodiments, referring to Figures 4 to 6, the peripheral wall of the lock tongue 1 is formed with a slot 11;

The locking member 3 is formed with a holding portion 31 that matches the holding slot 11;

The lock tongue 1 is inserted into the lock hole 2, and when the clamping part 31 is clamped in the slot 11, the locking piece 3 locks the lock tongue 1; when the clamping part 31 is separated from the clamping slot 11, the locking piece 3 releases the lock tongue. 1.

In this embodiment, the locking part 3 and the lock tongue 1 adopt a locking and matching structure of the clamping part 31 and the slot 11. When the clamping part 31 of the locking part 3 is clamped in the slot 11 of the lock tongue 1, The locking part 3 locks the locking tongue 1, and the locking tongue 1 is in a locked state; when the holding part 31 of the locking part 3 is disengaged from the locking groove 11 of the locking tongue 1, the locking part 3 releases the locking tongue 1 , the lock tongue 1 is in the unlocked state. Specifically, the locking groove 11 of the lock tongue 1 may be arranged in an arc shape or an annular shape on its peripheral wall, depending on the actual situation. The retaining portion 31 is adapted to the retaining groove 11 , and when the lock tongue 1 is inserted into the lock hole 2 , the retaining portion 31 of the locking member 3 is located on one side of the lock tongue 1 so that it can follow the movement of the locking member 3 The activities are correspondingly clicked into or detached from the card slot 11. The structure is simple and the operation is quick.

In some embodiments, referring to FIGS. 4 to 6 , the side of the locking member 3 facing the entrance of the lock hole 2 is provided with a groove 32 , and the retaining portion 31 is formed on a groove wall of the groove 32 and faces the groove 32 . Extending in the groove, the groove 32 is used to accommodate the free end of the lock tongue 1 . In this embodiment, when the lock tongue 1 is inserted into the lock hole 2, the free end of the lock tongue 1 is correspondingly accommodated in the groove 32 of the locking member 3 to avoid the free end of the lock tongue 1 and is formed in the groove. The retaining portion 31 of the groove wall of the groove 32 is correspondingly engaged in the retaining groove 11 of the lock tongue 1 to realize the locking of the lock tongue 1 by the locking member 3 . The groove 32 can penetrate the opposite sides of the locking member 3, thereby reducing weight and simplifying the structure. In some embodiments, referring to Figures 1 to 6, the quick disassembly structure further includes:

The reset part 4 is located in the keyhole 2;

The actuating member 5 is located on the side of the second component 20 with the lock hole 2, and one end of the actuating member 5 is located in the lock hole 2;

The moving part 5 can drive the locking part 3 to move forward under the action of external force, so that the holding part 31 can be separated from the slot 11; the moving part 5 releases the control of the locking part 3, and the reset part 4 can move the locking part 3 Applying force causes the locking member 3 to move in the reverse direction and reset.

In this embodiment, the assembly process of the first component 10 and the second component 20 can be as follows: for the second component 20, the moving component 5 controls the locking component 3 to move forward to the preset position under the application of external force. The holding portion 31 of the fastener 3 moves out of the way to reserve the insertion position of the lock tongue 1 of the first component 10; then insert the lock tongue 1 of the first component 10 into the lock hole 2 and reach the insertion position. position; then, the external force applied to the moving member 5 disappears, causing the moving member 5 to move on its own to release the control of the locking member 3, or with the assistance of external force, the moving member 5 releases the control of the locking member 3, and the reset member 4 exerts force on the locking member 3, and the locking member 3 moves reversely and resets under the force of the reset member 4, and the holding portion 31 of the locking member 3 follows to correspond to the locking tongue of the first component 10 1 in the slot 11 to achieve locking; in the locked state, the first component 10 and the second component 20 are inseparable, thereby completing the assembly of the first component 10 and the second component 20 .

The disassembly process of the first component 10 and the second component 20 can be as follows: for the second component 20, the moving component 5 controls the locking component 3 to move forward to the preset position (the position where unlocking can be achieved) under the application of external force. , the holding portion 31 of the locking member 3 follows to withdraw from the slot 11 of the lock tongue 1 to achieve unlocking; in the unlocked state, the first component 10 and the second component 20 can be separated; then, the first component is The lock tongue 1 of 10 withdraws from the lock hole 2 of the second component 20, thereby completing the disassembly of the first component 10 and the second component 20; then, the external force applied to the moving part 5 disappears and the moving part 5 moves and resets itself. When the control of the locking part 3 is released, or when it is reset with the assistance of external force, the moving part 5 releases the control of the locking part 3. The reset part 4 exerts force on the locking part 3, and the locking part 3 is reset. It moves in the opposite direction and resets under the force of component 4, forming an assembled state.

The actuator 5 may adopt the sliding key, button or other structural form of the previous embodiment, and other structural forms will be described in detail in subsequent embodiments. The reset part 4 can be an elastic reset part, a magnetic reset part, etc., to provide the locking part 3 with a force to move and reset, and is set according to the actual situation.

For example, the sliding key is elastically connected to the second component 20 through a spring. When the sliding key is pushed or pressed to slide along the first direction, the upper end of the sliding key pushes the locking member to move forward. Release will release the sliding key, and the spring pushes the sliding key along the first direction. When sliding in two directions and resetting, the holding force on the locking member 3 is released, thereby realizing unlocking or locking.

In some embodiments, referring to Figures 4 to 6, one end of the moving member 5 is located on one side of the locking member 3 And contact with the locking piece 3;

The return member 4 is located on the other side of the locking member 3. The return member 4 includes a return spring 4. One end of the return spring 4 is in contact with the hole wall of the lock hole 2, and the other end is in contact with the locking member 3.

In this embodiment, one end of the moving member 5 and the reset member 4 are respectively located on opposite sides of the locking member 3 and are in contact with the locking member 3 . The return member 4 uses a return spring 4. When the moving member 5 on one side of the locking member 3 drives the locking member 3 to move toward the other side, the return spring 4 is squeezed by the locking member 3 to compress and store energy; When the moving member 5 releases control of the locking member 3, the return spring 4 automatically stretches to release its elastic potential energy, and the force exerted by the return spring 4 on the locking member 3 causes the locking member 3 to move toward its side. Move to reset. Further, as an optional solution, the locking member 3 and the hole wall of the lock hole 2 are provided with mounting holes opposite each other, and the two ends of the return spring 4 are respectively embedded in the mounting holes of the locking member 3 and the hole wall of the lock hole 2. in to implement the installation settings.

Preferably, the retaining portion 31 is formed on the inner side of the upper groove wall of the groove 32, and one end of the return member 4 abuts on the outer surface of the upper groove wall of the locking member 3, so that the moving member 5 abuts on the lower side of the locking member 3. The outer surface of the groove wall simplifies the overall structure.

In some embodiments, referring to Figures 4 to 7, the moving member 5 includes an unlocking handle 5. One end of the unlocking handle 5 is the connecting end 5a and is rotationally connected to the second component 20 through the mounting shaft;

The unlocking handle 5 rotates in the first direction, and the connecting end 5a of the unlocking handle 5 rotates to squeeze the locking member 3 and move, so that the holding part 31 is separated from the slot 11; the unlocking handle 5 rotates in the second direction, and the connecting end 5a rotates To release the locking part 3, the reset part 4 exerts force on the locking part 3 to move the locking part 3 and reset it.

In this embodiment, the connecting end 5a of the unlocking handle 5 is disposed close to the locking member 3 on the second component 20 and can rotate around the installation axis on the second component 20 . When it is necessary to unlock, the unlocking handle 5 can be manually operated to rotate in the first direction. The connecting end 5a of the unlocking handle 5 rotates to squeeze the locking member 3 to move forward, and the holding portion 31 of the locking member 3 follows to release the lock. Tongue 1 exits from the slot 11; when locking is required, the unlocking handle 5 can be loosened or manually operated, the unlocking handle 5 rotates in the second direction, the connecting end 5a rotates to release the locking member 3, and the reset member 4 locks The member 3 exerts force to cause the locking member 3 to move in the reverse direction and return to its original position. The holding portion 31 of the locking member 3 then moves to engage the locking groove 11 of the lock tongue 1 . The first direction is opposite to the second direction. The first direction can be counterclockwise or clockwise, and the second direction can be clockwise or counterclockwise, which is determined according to the specific location of the unlocking handle 5 .

In some embodiments, referring to Figures 6 and 7, the connecting end 5a of the unlocking handle 5 is arc-shaped to Make sure the locking piece 3 moves forward.

In this embodiment, the connecting end 5a of the unlocking handle 5 is arc-shaped and its arcuate surface remains in contact with the locking member 3, so that when the unlocking handle 5 rotates in the first direction, it can squeeze the locking member 3 with its rotation. forward movement; and when the unlocking handle 5 rotates in the second direction, it can rotate with it to release the locking member 3, and the reset member 4 exerts force on the locking member 3 to cause the locking member 3 to move reversely and reset. The first direction and the second direction are opposite, for example, the first direction is clockwise and the second direction is counterclockwise, or vice versa, and there is no restriction on each of them.

In some embodiments, referring to FIG. 8 , the unlocking handle 5 is provided with a magnetic attraction component 51 for magnetic attraction with the second component 20 .

In this embodiment, the unlocking handle 5 is magnetically attracted to the second component 20 through the magnetic attraction part 51 to fit the second component 20, which can prevent it from being rotated and unlocked by misoperation, thereby lifting the first component 10 and the second component. 20% locking stability. The magnetic attraction component 51 is magnetically attracted to the second component 20. Optionally, the magnetic attraction component 51 is a magnet, and the second component 20 is provided with a corresponding magnetically attractable metal component for magnetic attraction with the magnet, which can magnetically attract the metal. The parts can be steel sheets, for example, and can be set according to the situation. Alternatively, the magnetic member 51 may be a magnetically attractable metal, and the second component 20 may be provided with corresponding magnets, which may be selected according to the actual situation. In some embodiments, referring to Figures 6 to 8, the other end of the unlocking handle 5 is a free end 5b. The free end 5b of the unlocking handle 5 can be relatively close to or away from the second component 20 with the rotation of the connecting end 5a, and is connected with the second component 20. A latching position for turning is formed between the connecting ends 5a.

In this embodiment, the free end 5b of the unlocking handle 5 is opposite to its connecting end 5a, and the buckle position formed between the two can be formed by a concave portion of one side of the unlocking handle 5 facing the second component 20. The hand position is an operating position provided to the user to facilitate the user to operate and rotate the unlocking handle 5 . Specifically, when the unlocking handle 5 is rotated in the first direction, the free end 5b of the unlocking handle 5 rotates with the connecting end 5a to be relatively away from the second component 20; when the unlocking handle 5 is rotated in the second direction, the free end 5b of the unlocking handle 5 is rotated in the second direction. 5b is relatively close to the second component 20 as the connecting end 5a rotates.

Among them, the free end 5b of the unlocking handle 5 has a magnetic attraction part 51, or the part of the unlocking handle 5 close to the free end 5b has a magnetic attraction part 51 to ensure the magnetic attraction effect with the second component 20. In some embodiments, referring to FIG. 8 , the unlocking handle 5 is elongated and exposed outside the second component 20 , and the free end 5b of the unlocking handle 5 is provided with a magnetic attraction piece 51 . In this embodiment, the unlocking handle 5 is elongated in shape and has a certain length. Furthermore, the unlocking handle 5 is on the outside of the second component 20 to facilitate the user's hand-held unlocking operation. Further, the connecting end 5a of the unlocking handle 5 is rotationally connected to the second component 20, and the unlocking handle 5 The magnetic suction piece 51 is located at its free end 5b, which has a good adsorption effect. The unlocking handle 5 can be closely attached to the second component 20, making it easy for the user to operate, and the unlocking handle 5 is easy to reset.

In some embodiments, referring to Figure 6, in order to facilitate the lock tongue 1 to be aligned and quickly inserted into the lock hole 2, the free end of the lock tongue 1 is formed with a guide slope 12. When the lock tongue 1 is inserted into the lock hole 2, the holding portion 31 and the guide The inclined surface 12 contacts and is squeezed by the guide inclined surface 12 to move along the guide inclined surface 12 and is introduced into the card slot 11; and/or

The card groove 11 is an annular groove.

In this embodiment, when the lock tongue 1 is inserted into the lock hole 2, as the insertion depth increases, the holding portion 31 of the locking member 3 contacts the guide slope 12 of the lock tongue 1 and is squeezed by the guide slope 12 to move along the guide slope. 12 moves, during this process, the locking piece 3 is in a continuous forward moving state; and after the lock tongue 1 is inserted into place, the holding portion 31 of the locking piece 3 moves to the slot 11 of the lock tongue 1 accordingly , and then under the force of the reset member 4, the locking member 3 moves in the reverse direction and resets, so that the holding portion 31 automatically snaps into the slot 11 of the lock tongue 1 to achieve locking. That is, in this embodiment, during assembly, the lock tongue 1 of the first component 10 is correspondingly inserted into the lock hole 2 of the second component 20, and an external force is applied to press the first component 10 and the second component 20 relative to each other to lock them. The clamping portion 31 of the component 3 will automatically snap into the slot 11 of the lock tongue 1, thereby realizing automatic locking of the first component 10 and the second component 20, which is simple to operate and easy to use. Moreover, the clamping groove 11 can adopt an annular groove to adapt to the clamping part 31 and facilitate the clamping part 31 to be inserted.

In some embodiments, referring to FIGS. 2 to 4 , the first component 10 and the second component 20 each have a lock tongue 1 on one side and a lock hole 2 on the other side. The second component 20 is connected to the lock tongue 1 through the lock tongue 1 . The locking hole 2 of the adjacent first component 10 is plugged and fitted, or the lock tongue 1 of the adjacent first component 10 is plugged and fitted through the keyhole 2 .

In this embodiment, the lock tongue 1 and the lock hole 2 are respectively provided on both sides of the first component 10 , and the lock tongue 1 and the lock hole 2 are respectively provided on both sides of the second component 20 . When the first component 10 and the second component 20 are assembled, the first component 10 may be in front and the second component 20 may be in the rear. The second component 20 is inserted into the lock hole 2 of the first component 10 through its lock tongue 1. to connect with the first component 10; it is also possible that the second component 20 is in front and the first component 10 is in the rear. The first component 10 is inserted into the lock hole 2 of the second component 20 through its lock tongue 1 to connect with the second component 20. The two parts 20 are connected. That is to say, the assembly direction between the first component 10 and the second component 20 is not limited, which is convenient for the user to quickly assemble; and, after assembly, the first component 10 and the second component 20 can also be combined with other components provided with the quick assembly. In the disassembly and assembly structure, the components of the lock tongue 1 or the lock hole 2 and the locking piece 3 are connected. The first component 10 and the second component 20 may be the same component or different, and may A plurality of first components 10 , a plurality of second components 20 , or any combination of the first components 10 and the second components 20 are installed for combined installation.

In some embodiments, referring to FIGS. 2 and 3 , a hook 6 and a hook groove 7 for the hook 6 to engage are further provided between the first component 10 and the second component 20 .

In this embodiment, the hook 6 can be provided on the first component 10 and the hook groove 7 can be provided on the second component 20; it can also be that the hook 6 is provided on the second component 20 and the hook groove 7 is provided on the first component 10. According to Actual situation settings. When the first component 10 and the second component 20 are assembled, the hook 6 and the hook groove 7 are first hooked together to achieve assembly alignment between the two, and then the lock tongue 1 is plugged into the lock hole 2 to achieve quick connection. locking. In the locked state, the hook 6 plays a role in lifting and buckling the parts hooked by it, thereby achieving a stable connection between the two parts.

In some embodiments, referring to Figures 2 and 3, the first component 10 and the second component 20 each have a hook 6 on one side and a hook groove 7 on the other side. The first component 10 is adjacent to the first component 10 through the hook 6. The hook grooves 7 of the two parts 20 are hooked together, and the hooks 6 of the adjacent second part 20 are hooked through the hook grooves 7 .

In this embodiment, hooks 6 and hook grooves 7 are respectively provided on both sides of the first component 10 , and hooks 6 and hook grooves 7 are respectively provided on both sides of the second component 20 . When the first component 10 and the second component 20 are assembled, the first component 10 may be in front and the second component 20 may be in the rear. The second component 20 is hooked in the hook groove 7 of the first component 10 through its hook 6, so as to Connected to the first component 10; it can also be that the second component 20 is in front and the first component 10 is in the rear. The first component 10 is hooked into the hook groove 7 of the second component 20 through its hook 6 to connect with the second component. 20 connections. That is to say, the assembly direction between the first component 10 and the second component 20 is not limited, which is convenient for the user to quickly assemble; and, after assembly, the first component 10 and the second component 20 can also be combined with other components provided with the quick assembly. The parts of hook 6 or hook groove 7 in the disassembly and assembly structure are connected.

In some embodiments, referring to Figures 2 and 3, there are two or more pairs of hooks 6 and hook grooves 7 as well as lock tongue 1 and lock hole 2;

Two or more pairs of hooks 6 and hook grooves 7 are located at the lower parts of the first component 10 and the second component 20 , and two or more pairs of lock tongues 1 and lock holes 2 are located at the upper parts of the first component 10 and the second component 20 , and each pair of hooks 6 and hook grooves 7 and a pair of lock tongues 1 and lock holes 2 are arranged diagonally.

In this embodiment, when the first component 10 and the second component 20 are assembled, the hook 6 and the hook groove 7 at the lower part of the two parts are first hooked together, and then the lock tongue 1 and the lock hole 2 at the upper part of the two parts are inserted into each other to complete the assembly. Implement overall lock Certainly. Optionally, two pairs of hooks 6 and hook grooves 7 are provided at the lower parts of the first component 10 and the second component 20 , the two pairs of hooks 6 and the hook grooves 7 are symmetrically provided, and two pairs are provided at the upper parts of the first component 10 and the second component 20 The lock tongue 1 and the lock hole 2, two pairs of the lock tongue 1 and the lock hole 2 are arranged symmetrically, and are roughly distributed with the two pairs of hooks 6 and hook grooves 7 at the four corners of the first component 10 and the second component 20. The first component 10 When connecting with the second component 20, the connection is achieved at the four corners through two pairs of hooks 6 and hook grooves 7 and two pairs of lock tongues 1 and lock holes 2, and the connection is stable.

To sum up, the assembly process of the first component 10 and the second component 20 can be as follows: for the second component 20, the user holds the buckle position with both hands and applies its force to release the free end 5b of the unlocking handle 5 and the second component 20. The magnetic attraction of the two parts 20 causes the two unlocking handles 5 to rotate in the first direction, respectively driving the two connecting ends 5a to drive the two locking parts 3 to move upward to the preset position, and the holding parts 31 of the two locking parts 3 follow. Move out of the way to reserve the insertion position of the lock tongue 1 of the first component 10, and at the same time the two reset members 4 are compressed; then insert the two lock tongues 1 of the first component 10 into the two lock holes 2 correspondingly, and reach the insertion position. Then, when the two unlocking handles 5 are pushed to rotate in the second direction, the connecting end 5a releases the holding force on the locking part 3, the reset part 4 exerts force on the locking part 3, and the locking part 3 is in the reset part 4 moves downward and resets, and the holding portions 31 of the two locking parts 3 follow to correspondingly snap into the slots 11 of the lock tongues 1 of the two first parts 10 to achieve locking; in the locked state, The first component 10 and the second component 20 are inseparable, thereby completing the assembly of the first component 10 and the second component 20 .

The disassembly process of the first part 10 and the second part 20 can be as follows: the user holds the buckle position with both hands and applies force to release the magnetic attraction between the free end 5b of the unlocking handle 5 and the second part 20, so that the two parts are unlocked. When the handles 5 are rotated in the first direction, the two connecting ends 5a are respectively driven to drive the two locking parts 3 to move upward to the preset position (the position where the unlocking can be realized), and the holding parts 31 of the two locking parts 3 follow to release the lock. The tongue 1 is withdrawn from the slot 11 of the tongue 1 to achieve unlocking; in the unlocked state, the first component 10 and the second component 20 can be separated; then, the two lock tongues 1 of the first component 10 are synchronously removed from the two locks of the second component 20 out of the hole 2, thereby completing the disassembly of the first component 10 and the second component 20.

Referring to Figures 9 to 11, the present invention also proposes an expansion frame 100, which includes a frame 110. The frame 110 encloses an installation window for installing filters. The adjacent frames 110 include the aforementioned quick disassembly and assembly structure to interact with each other. connect;

The front side of the frame 110 is provided with the lock tongue 1 in the aforementioned quick disassembly structure, the reverse side of the frame 110 is provided with the aforementioned lock hole 2 in the aforementioned quick disassembly structure, and the side of the frame 110 is provided with the aforementioned lock in the aforementioned quick disassembly structure. Tight fittings 3.

In this embodiment, the specific structure of the quick-release structure refers to the above-mentioned embodiment. Since this expansion frame 100 adopts all the technical solutions of all the above-mentioned embodiments, it at least has all the technical effects brought by the technical solutions of the above-mentioned embodiments. This will not be repeated one by one. Among them, the expansion frame 100 installs filters in the installation window enclosed by its border 110 to perform expansion settings of the filters. At least one filter can be set on the expansion frame 100. When multiple filters are set on the expansion frame 100, When filtering, multiple filters are stacked and arranged on the expansion frame 100 .

Furthermore, when there are multiple expansion frames 100, adjacent frames 110 of the multiple expansion frames 100 are connected to each other through a quick disassembly structure. Specifically, the front and back sides of the frame 110 are respectively provided with locking tongues 1 and lock holes 2, and the sides of the frame 110 are provided with locking pieces 3. It is easy to understand that the locking tongue 1 on the front of one frame 110 can be plugged into another correspondingly. The lock hole 2 on the opposite side of one frame 110 is locked by the locking piece 3 of the other frame 110 . In this way, the frames 110 of multiple expansion frames 100 can be docked in sequence and connected one by one through the quick disassembly structure.

In some embodiments, referring to FIG. 9 , the side of the frame 110 is provided with the actuator 5 , and the outside of the side is provided with a flared limiting groove 110 a . The limiting groove 110 a is used to receive the unlocking handle 5 . The unlocking handle 5 The free end 5b of the limiting groove 110a is magnetically connected to the groove wall at the enlarged opening; and/or

The rotation axis of the unlocking handle 5 extends along the forward and reverse directions of the frame 110 .

In this embodiment, when the unlocking handle 5 is attached to the side of the frame 110 , the unlocking handle 5 is received through the limiting groove 110 a to partially hide the unlocking handle 5 and reduce the probability of the unlocking handle 5 being rotated due to misoperation. Moreover, the free end 5b of the unlocking handle 5 is also magnetically connected to the groove wall at the expansion of the limiting groove 110a, so that the unlocking handle 5 is tightly attached to the side of the frame 110, further preventing the unlocking handle 5 from being misoperated. Rotate to improve the locking stability between the frames 110 . In addition, the rotation axis of the unlocking handle 5 extends along the front and back directions of the frame 110. When unlocking, the unlocking handle 5 rotates toward the outside of the frame 110, avoiding interference from other photographic components in the front and back directions of the frame 110.

Furthermore, when the user disassembles the expansion frame 100, he holds the unlocking handles 5 on both sides of the expansion frame 100, so that the disassembled expansion frame 100 is held by the user's hands, ensuring the safety of the expansion frame 100, and the entire disassembly action is to rotate the unlocking handle 5, and The expansion frame 100 comes out, and the disassembly operation is quick and simple. Moreover, the connecting end 5a of the unlocking handle 5 is located at the upper part of the frame 110, and the free end 5b of the unlocking handle 5 is located at the lower part of the frame 110. The entire unlocking handle 5 is longer, has good leverage, and the unlocking action is labor-saving.

In some embodiments, referring to FIGS. 9 to 11 , the front and back sides of the frame 110 are provided with magnetic suction. The magnetic suction part 110b is used to attract two adjacent expansion frames 100 .

In this embodiment, when two adjacent expansion frames 100 are assembled, the magnetic suction portion 110b on the front side of the frame 110 of one expansion frame 100 is magnetically attracted to the magnetic suction portion 110b on the back side of the frame 110 of the other expansion frame 100, so as to realize Automatic positioning during the docking process of lock tongue 1 and lock hole 2. The number and location of the magnetic attraction portions 110b are set according to the actual situation and are not limited. Specifically, the magnetic attraction part 110b provided on the front side of the frame 110 may be a magnet block embedded in the frame 110, and the magnetic attraction part 110b provided on the back side 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 to detachably install several filter frames 200. The plurality of filter frames 200 are located in the installation window. The filter frames 200 are equipped with filter sheets, and the frame 110 is exposed. And include:

first side 111;

There are two opposite second sides 112. Each second side 112 is connected to one end of the first side 111. A plurality of slots are recessed on the surface of each second side 112 facing the other second side 112. 112a, the slots 112a of the two second sides 112 correspond to each other to form a plurality of pairs of slots 112a, and each filter frame 200 is inserted into a pair of slots 112a.

In this embodiment, the filter settings on the expansion frame 100 are in the form of filter frames 200. The filter frames 200 are equipped with filter sheets. When several filter frames 200 are installed on the expansion frame 100, they are located in the installation window. . The frame 110 has a first side 111 and two second sides 112 located at opposite ends of the first side 111. The frame 110 is generally U-shaped and is open. During actual setting, the lengths of the first side 111 and the second side 112 of the frame 110 can be adaptively designed according to the length and width of the filter frame 200 . During installation, the filter frame 200 enters the frame 110 from the opening of the frame 110, and the opposite sides of the filter frame 200 are inserted into the slots 112a of the two second sides 112, that is, a pair of slots 112a. , and the filter frame 200 is in contact with the first side 111, making it easy to install and stable. On the frame 110 , the slot 112 a is provided along the length direction of the second side 112 . The number of pairs of slots 112a is set according to requirements, such as two pairs or three pairs, so that a corresponding number of filter frames 200 can be inserted.

As an option, the first side 111 may also be provided with a corresponding slot 112a to seamlessly connect with the slot 112a on the second side 112. Furthermore, the filter frame 200 can also be correspondingly inserted into the slot 112a of the first side 111, which can further improve the installation stability of the filter frame 200. The present invention also proposes a filter assembly. Referring to Figure 9, it includes a filter frame 200 and at least one of the aforementioned expansion frames 100. The filter frame 200 is detachably installed on the expansion frame 100 and is located in the installation window. The filter frame 200 is equipped with a filter lens. The specific structure of the expansion frame 100 refers to the above-mentioned embodiment. Since this filter assembly adopts the above-mentioned All technical solutions of all embodiments have at least all the technical effects brought by the technical solutions of the above-mentioned embodiments, and will not be described again here.

The number of expansion frames 100 is at least one. It is assumed that three filter frames 200 can be installed on one expansion frame 100 . When the required number of filter configurations is three and less than three, one expansion frame 100 can be used to install the filter frame 200; when the required number of filter configurations is more than three, six and less than six, two expansion frames 100 can be used to install the filter frame 200. The expansion frame 100 is used to install the filter frame 200; when the required number of filter configurations is more than six, nine and less than nine, three expansion frames 100 can be used to install the filter frame 200; in other cases, the analogy will be followed and will not be repeated here. Repeat. Of course, this is only illustrative and not restrictive. When multiple expansion frames 100 are used, adjacent expansion frames 100 are connected by using the aforementioned quick disassembly and assembly structure.

In other embodiments, the filter component 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 of expansion frame 100 and a second type of expansion frame 100. Two filter frames 200 can be set on the first type of expansion frame 100, and three filter frames can be set on the second type of expansion frame 100. 200. 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 install the filter frame 200; when the required number of filter configurations is five, you can optionally Specifically, the matte box uses a first-type expansion frame 100 and a second-type expansion frame 100 to install the filter frame 200; when the required number of filter configurations is six, optionally, two second-type expansion frames can be used 100 install filter frame 200. This is exemplary only and not limiting. In this way, different types of expansion frames 100 can be selected and matched flexibly when configuring the filter, which can prevent the installation space of the expansion frame 100 from being left unoccupied, making the structure compact and reducing the occupied space.

When the number of filter configurations required is large, the filter frame 200 can be added to the expansion frame 100, and/or the expansion frame 100 can be added to further add the filter frame 200 to the added expansion frame 100. Photography auxiliary equipment can be configured The number of filters is not limited and can be infinitely expanded and flexibly stacked according to needs, thereby improving the auxiliary shooting effect of photography auxiliary equipment. In addition, in the prior art, the design of the insertion slot used in photographic auxiliary equipment requires that the filter frame 200 or an empty frame must be inserted into the insertion slot during use, or the insertion slot must be blocked in other ways to prevent Light leakage. Photographic auxiliary equipment uses this filter assembly to install filters, abandoning the original structural design of the insertion slot. Therefore, when the filter is not used, there is no need to fill the empty filter frame 200 without the lens or use other methods to block the insertion slot. slot, easy to use.

In some embodiments, referring to Figures 9 to 11, protrusions 210 are formed on the outer walls of each side of the opposite sides of the filter frame 200. The protrusions 210 are inserted into the slots 112a, and the two second At least one of the sides 112 is provided with a card hole 112b corresponding to each slot 112a, and the card hole 112b is formed in the slot 112a. At one end away from the first side 111 , at least one outer wall of the opposite sides of the filter frame 200 is provided with a clamping post 220 , and the clamping post 220 is engaged with a clamping hole 112 b.

In this embodiment, the filter frame 200 forms an insertion fit with the slots 112 a on the two second sides 112 of the frame 110 of the expansion frame 100 through the protrusions 210 on its opposite sides. Further, after the filter frame 200 is inserted into the extension frame 100, it is locked through the clamping pillar 220 and the clamping hole 112b on the second side 112 to achieve locking, which can prevent the filter frame 200 from being removed from the second side. The filter frame 200 can be slid out of the slot 112a of the side 112, that is, separated from the expansion frame 100, thereby improving the installation stability of the filter frame 200.

It is easy to understand that when one of the two second sides 112 is provided with a clipping hole 112b, the filter frame 200 is provided with a clipping post 220 at a corresponding position on the corresponding side; when both second sides 112 are provided with a clipping post 220 When clamping the hole 112b, the filter frame 200 is provided with clamping posts 220 at corresponding positions on both sides. The number of the clamping holes 112b and the clamping posts 220 is not limited here and is set according to the actual situation. As a preferred solution, the clamping pillars 220 on the filter frame 200 can be designed as telescopic clamping pillars 220, and control keys that can control the telescopicity of the clamping pillars 220 and corresponding connection structures are provided on the filter frame 200. The control keys are connected through The structure is connected with the clamping post 220. By manually operating the control key to slide, the clamping post 220 can be hidden on the outer wall of the side of the filter frame 200 or protruded from the outer wall of the side of the filter frame 200, which is simple to operate and easy to use.

Referring to Figures 12 and 13, the present invention also proposes a photography auxiliary system, which includes a lens connection frame 300 and a functional module. The lens connection frame 300 and the functional module are connected through a quick disassembly and assembly structure. The specific structure of the quick-release structure refers to the above-mentioned embodiments. Since this photography auxiliary system adopts all the technical solutions of all the above-mentioned embodiments, it has at least all the technical effects brought by the technical solutions of the above-mentioned embodiments, and will not be repeated here. Let’s not go into details. In the photography auxiliary system of this embodiment, the lens connection frame 300 and the functional module are connected through a quick disassembly and assembly structure. Optionally, the lens connection frame 300 is provided with a lock tongue 1 in the quick disassembly and assembly structure, and the functional module is provided with a quick disassembly and assembly structure. The keyhole 2 and the locking piece 3 in the structure. Alternatively, the functional module may be provided with a locking tongue 1 in a quick detachable structure, and the lens connection frame 300 may be provided with a lock hole 2 and a locking member 3 in a quick detachable structure.

In some embodiments, the functional module includes one of a filter assembly, a matte box 400, and a teleprompter 500; or

The functional module includes a filter assembly and a matte box body 400. The lens connection frame 300 is connected to the adjacent expansion frame 100 in the filter assembly through a quick disassembly structure. The matte box body 400 is connected to the adjacent expansion frame in the filter assembly. 100 Connected through quick release structure; or

The functional module includes a filter assembly and a teleprompter 500. The lens connection frame 300 is connected to the adjacent expansion frame 100 in the filter assembly through a quick disassembly structure. The teleprompter 500 is connected to the adjacent expansion frame 100 in the filter assembly through Quick release structural connections.

In this embodiment, the functional module may be one of the filter assembly, the matte box body 400, and the teleprompter 500, that is, the lens connection frame 300 and the adjacent expansion frame 100 or the matte box body 400 in the filter assembly. Or the teleprompter 500 is connected through a quick disassembly and assembly structure. As shown in FIG. 13 , the lens connection frame 300 and the teleprompter 500 are connected through a quick disassembly and assembly structure. The functional module can also be a combination of a filter assembly and a matte box body 400. As shown in Figure 12, the filter assembly is connected between the lens connection frame 300 and the matte box body 400. The lens connection frame 300 and the filter The adjacent expansion frames 100 in the assembly are connected through a quick disassembly and assembly structure, and the matte box body 400 and the adjacent expansion frames 100 in the filter assembly are connected through a quick disassembly and assembly structure. The functional module can also be a combination of a filter assembly and a teleprompter 500, wherein the filter assembly is connected between the lens connection frame 300 and the teleprompter 500, and the lens connection frame 300 and the adjacent expansion frame 100 in the filter assembly The teleprompter 500 is connected to the adjacent expansion frame 100 in the filter assembly through a quick disassembly and assembly structure. The specific structure of the filter assembly refers to the above-mentioned embodiments. Since this functional module adopts all the technical solutions of all the above-mentioned embodiments, it has at least all the technical effects brought by the technical solutions of the above-mentioned embodiments, and will not be detailed here. Repeat.

In some embodiments, referring to Figure 12, the quick disassembly and assembly structure is the aforementioned quick disassembly and assembly structure. The unlocking handle 5 of the shade bucket body 400 and the unlocking handle 5 of the expansion frame 100 are relatively misaligned, or the teleprompter 500 and the expansion frame are relatively misaligned. The unlocking handle 5 of the 100 is relatively misaligned.

In this embodiment, when the functional module includes a filter assembly and a matte box body 400, as shown in Figure 12, the unlocking handle 5 of the matte box body 400 and the unlocking handle 5 of the expansion frame 100 have a certain size difference. The unlocking handle 5 of the user is relatively misaligned in the fit state. For example, the unlocking handle 5 of the matte box body 400 is relatively protruding from the unlocking handle 5 of the expansion frame 100, which can facilitate the user to pull the unlocking handle 5 of the matte box body 400. To disassemble the matte bucket body 400 . Correspondingly, when the function includes the filter assembly and the teleprompter 500, the unlocking handle 5 of the teleprompter 500 and the unlocking handle 5 of the expansion frame 100 have a certain size difference, and the unlocking handles 5 of the two are opposite to each other in the fit state. Misalignment, for example, the unlocking handle 5 of the teleprompter 500 is relatively protruding from the unlocking handle 5 of the expansion frame 100, which can facilitate the user to pull the unlocking handle 5 of the teleprompter 500 to disassemble the teleprompter 500.

What is described above is only part or preferred embodiments of the present invention. Neither the text nor the drawings can therefore limit the scope of protection of the present invention. Equivalent structural transformations made by the contents of the description of the invention and the drawings, or direct/indirect application in other related technical fields are included in the scope of protection of the present invention.

Claims

A quick disassembly and assembly structure for connecting a first component and a second component, characterized in that the quick disassembly and assembly structure includes:

A lock tongue is provided on the first component;

A lock hole is provided on the second component for insertion of the lock tongue;

A locking piece is movably provided in the lock hole and is used to lock or loosen the lock tongue.
The quick disassembly and assembly structure according to claim 1, characterized in that:

A locking groove is formed on the peripheral wall of the lock tongue;

The locking piece is formed with a clamping portion that matches the slot;

The lock tongue is inserted into the lock hole, and when the clamping part is clamped in the slot, the locking piece locks the lock tongue; when the clamping part is separated from the slot, The locking piece releases the lock tongue.
The quick disassembly and assembly structure according to claim 2, characterized in that:

A groove is provided on a side of the locking piece facing the entrance of the lock hole. The holding portion is formed on a groove wall of the groove and extends toward the inside of the groove. The groove is used for Receive the free end of the lock tongue.
The quick disassembly and assembly structure according to claim 2, characterized in that the quick disassembly and assembly structure further includes:

A reset member is located in the keyhole;

The actuating piece is located on the side of the second component where the lock hole is provided, and one end of the actuating piece is located in the lock hole;

The enabling member can drive the locking member to move forward under the action of external force, so that the holding portion is separated from the slot; when the enabling member releases control of the locking member, The resetting component exerts force on the locking component to cause the locking component to move reversely and reset.
The quick disassembly and assembly structure according to claim 4, characterized in that:

One end of the actuating member is located on one side of the locking member and abuts against the locking member;

The return member is located on the other side of the locking member. The return member includes a return spring. One end of the return spring is in contact with the wall of the lock hole, and the other end is in contact with the locking member. .
The quick disassembly and assembly structure according to claim 4, characterized in that:

The actuator includes an unlocking handle, one end of the unlocking handle is a connecting end and is rotationally connected to the second component through an installation shaft;

The unlocking handle rotates in a first direction, and the connecting end of the unlocking handle rotates to squeeze the locking member and move, so that the holding portion is separated from the slot; the unlocking handle rotates in a second direction , the connecting end rotates to release the locking member, and the reset member exerts force on the locking member to move and reset the locking member.
The quick disassembly and assembly structure according to claim 6, wherein the connecting end of the unlocking handle is arc-shaped.
The quick disassembly and assembly structure according to claim 6, characterized in that:

The unlocking handle is provided with a magnetic piece for magnetic attraction to the second component.
The quick disassembly structure according to claim 8, characterized in that the other end of the unlocking handle is a free end, and the free end of the unlocking handle can be relatively close to or away from the second part as the connecting end rotates. component, and a latching position for turning is formed between the connecting end.
The quick disassembly and assembly structure according to claim 9, wherein the unlocking handle is in the shape of a long strip and is exposed outside the second component, and the free end of the unlocking handle is provided with the magnetic attraction piece.
The quick disassembly and assembly structure according to claim 2, characterized in that:

The free end of the lock tongue is formed with a guide slope. When the lock tongue is inserted into the lock hole, the holding portion contacts the guide slope and is squeezed by the guide slope to move along the guide slope. and be introduced into the card slot; and/or

The clamping groove is an annular groove.
The quick disassembly structure according to any one of claims 6-11, characterized in that:

The first component and the second component each have the lock tongue on one side and the lock hole on the other side. The second component passes through the lock tongue and the lock hole of the adjacent first component. Plug fit, or plug fit with the lock tongue of the adjacent first component through the lock hole.
The quick disassembly structure according to any one of claims 1 to 11, characterized in that a hook and a hook groove for the hook to engage are further provided between the first component and the second component. .
The quick disassembly and assembly structure according to claim 13, characterized in that:

The first component and the second component each have the hook on one side and the hook groove on the other side. The first component passes through the hook and the hook groove of the adjacent second component. Hooking, and hooking with the hook of the adjacent second component through the hook groove.
The quick disassembly and assembly structure according to claim 14, characterized in that:

There are two or more pairs of the hook and the hook groove as well as the lock tongue and the lock hole;

Two or more pairs of hooks and hook grooves are located at the lower portions of the first and second components, and two or more pairs of lock tongues and lock holes are located at the upper portions of the first and second components. , and each pair of hooks and hook grooves and a pair of lock tongues and lock holes are arranged diagonally.
An expansion frame, characterized in that it includes a frame that encloses an installation window for installing a filter, and a quick disassembly and assembly device as described in any one of claims 1-15 is included between adjacent frames. structures to interconnect;

The front side of the frame is provided with a lock tongue in a quick disassembly structure as claimed in any one of claims 1 to 15, and the reverse side of the frame is provided with a lock tongue in a quick disassembly structure as claimed in any one of claims 1 to 15. The locking hole is provided on the side of the frame, and the locking piece in the quick disassembly structure according to any one of claims 1-15 is provided.
The expansion frame according to claim 16, characterized in that the side of the frame is provided with the actuator in the quick disassembly structure as claimed in claim 6, and the outside of the side is provided with a flared a limiting groove, the limiting groove is used to receive the unlocking handle, and the free end of the unlocking handle is magnetically connected to the groove wall at the enlargement of the limiting groove; and/or

The rotation axis of the unlocking handle extends along the forward and reverse directions of the frame.
The expansion frame according to claim 16, characterized in that magnetic suction parts are provided on both the front and back sides of the frame, and the magnetic suction parts are used to attract two adjacent expansion frames.
The expansion frame according to claim 16, characterized in that the expansion frame is used to detachably install a plurality of filter frames, a plurality of the filter frames are located in the installation window, and the filter frame is mounted on It is equipped with a filter sheet, the frame is exposed, and includes:

first side;

Two opposite second sides, each second side is connected to one end of the first side, and each second side faces a concave surface on the other second side. A plurality of slots, the two slots on the second side correspond to each other to form a plurality of pairs of slots, and each filter frame is inserted into a pair of slots.
A filter assembly, characterized in that it includes a filter frame and at least one expansion frame according to any one of claims 16-19, the filter frame is detachably installed on the expansion frame and is located at the In the installation window, a filter plate is installed on the filter frame.
The filter assembly according to claim 20, wherein the expansion frame is the expansion frame according to claim 19;

A protrusion is formed on the outer wall of each of the opposite sides of the filter frame, and the protrusion is inserted into the slot. At least one of the two second sides corresponds to each The slot is provided with a clamping hole, the clamping hole is formed at an end of the slot away from the first side, and the outer wall of at least one side of the opposite sides of the filter frame is provided with a clamping post. , the clamping pillar is clamped in one of the clamping holes.
A photography auxiliary system, characterized in that it includes a lens connection frame and a functional module, and the lens connection frame and the functional module are connected through a quick disassembly structure as claimed in any one of claims 1-15.
The photography auxiliary system according to claim 22, characterized in that the functional module includes one of the filter assembly, matte box body, and teleprompter according to claim 20 or 21; or

The functional module includes a filter installation assembly and a matte bucket body as claimed in claim 20 or 21, the lens connection frame and the adjacent expansion frame in the filter assembly are connected through the quick disassembly structure, The shade bucket body and the adjacent expansion frame in the filter assembly are connected through the quick disassembly structure; or

The functional module includes a filter installation assembly and a teleprompter as claimed in claim 20 or 21, the lens connection frame and the adjacent expansion frame in the filter assembly are connected through the quick disassembly structure, so The teleprompter is connected to the adjacent expansion frame in the filter assembly through the quick disassembly structure.
The photography auxiliary system according to claim 23, characterized in that the quick disassembly and assembly structure is the quick disassembly and assembly structure according to claim 12, and the unlocking handle of the shade bucket body and the unlocking handle of the expansion frame Relative misalignment, or the teleprompter and the unlocking handle of the expansion frame are relatively misaligned.