Fast-adjusting locking structure and photographing tripod

Abstract

The utility model belongs to the technical field of photographic equipment, and particularly relates to a quickly-adjusted locking structure and a photographic tripod. Comprising a mounting shell and a linkage adjusting assembly, and the mounting shell is provided with an inner cavity; the first linkage block is arranged in the inner cavity; the driving piece is matched with the first linkage block and can rotate relative to the first linkage block when the first linkage block moves; the reset piece is arranged between the inner cavity and the first linkage block; and the operating rod is arranged on the mounting shell, and the first linkage block can be driven to move in the inner cavity through the operating rod. The unlocking device is simple in structure, the driving piece is made to rotate through the operating rod to achieve unlocking operation, the unlocking speed is higher, and operation is easier.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of photographic equipment, especially relates to a quick -witted locking structure of regulation and photographic tripod. BACKGROUND

[0002] The tripod is the important accessory in the photographic equipment, along with the development of science and technology, gradually realizes high strength and light weight. And from the function, can realize the angle, height, and the adjustment of storage, the traditional foot tube locking structure especially for the telescopic adjustment of multisection foot tube, mostly adopts the joint position setting of each foot tube rotation locking structure, and the user telescopic operation needs to be unlocked step by step, and this structure is slow, and the adjustment is complicated. There are also some tripods, which are unlocked by the structure of the switch button, that is, the unlocking part is operated to the unlocking state, and the tripod can be unlocked and telescoped. When locking is needed, the unlocking part needs to be manually reset. Although this structure simplifies the unlocking operation, the user may neglect to reset the unlocking part, causing the tripod to be unlocked after unfolding, and unable to maintain a stable use state. UTILITY MODEL CONTENTS

[0003] The utility model discloses a quick -witted locking structure, its simple structure is through operating lever and makes drive piece rotation to realize the unlocking operation, makes the unlocking speed faster, and the operation is more simple.

[0004] Based on this, the utility model provides a quick -witted locking structure, including installation casing, linkage adjusting assembly, the installation casing has the inner chamber, the linkage adjusting assembly includes:

[0005] The first linkage block is arranged in the inner chamber.

[0006] The drive piece is matched with the first linkage block, and can rotate relative to the first linkage block when the first linkage block moves.

[0007] The reset piece is arranged between the inner chamber and the first linkage block.

[0008] The operating lever is arranged on the installation casing, and the first linkage block can be moved in the inner chamber by the operating lever.

[0009] The quick -witted locking structure as described above, the linkage adjusting assembly further includes the second linkage piece, the second linkage piece is hinged in the installation casing, and one end is matched with the operating lever, and the other end is abutted with the first linkage block.

[0010] The operating lever comprises a hinged part and a handle part, the hinged part is hinged on the mounting shell, and a rolling top pressing piece is arranged on the operating lever and abuts against one end of the second linkage.

[0011] The second linkage has a clamping part and an abutting end on both sides of the hinge, the abutting end abuts against the rolling top pressing piece, and the outer periphery of the first linkage block is provided with a limiting part matched with the clamping part.

[0012] The operating lever has a second inner cavity, and the rolling top pressing piece is arranged in the second inner cavity.

[0013] The mounting shell is provided with a notch penetrating into the inner cavity, the second linkage is hinged in the inner cavity, and the abutting end extends out of the notch and into the second inner cavity to abut against the rolling top pressing piece.

[0014] The rolling top pressing piece comprises a mounting column and a rolling body arranged on the mounting column, and the surface abutting against the rolling top pressing piece is an arc-shaped guide surface.

[0015] The first linkage block has an installation cavity, the installation cavity is provided with a screw rod matching part, the driving part has a screw rod part matched with the installation cavity and a driving part arranged on the lower side of the screw rod part and extending out of the installation cavity.

[0016] The screw rod matching part and the screw rod part are further provided with a ball, and the first linkage block is further provided with a backflow block.

[0017] The quick adjustment locking structure further comprises a pipe plug, the pipe plug is arranged on the lower side of the mounting shell and is used for being connected with a foot pipe, the driving part of the driving part penetrates into the pipe plug and is connected with an inner pipe, and the inner pipe is rotated relative to the foot pipe through the driving part.

[0018] The utility model further provides a photographic tripod, at least comprising outer foot pipe and second foot pipe group being arranged in outer foot pipe, second foot pipe group is equipped with locking assembly for limiting second foot pipe group relative outer foot pipe sliding, outer foot pipe is equipped with above -mentioned quick adjustment locking structure.

[0019] The embodiment of the utility model has the following beneficial effects:

[0020] The utility model provides a quick regulation's locking structure, its whole installation is on the installation shell, and the user moves through operating lever inside first linkage piece, to make driving piece rotation, can complete driving action, in application, through the drive piece connection corresponding locking part's drive part, can drive corresponding drive part rotation to realize unlocking, and through reset piece makes first linkage piece reset, thereby convenient operator loosens operation time, first linkage piece and driving piece can be reset automatically, prevent driving piece and keep in the state of unlocking. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiment of the present application, the drawings needed in the embodiment description will be briefly introduced, obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0022] Figure 1 It is the schematic diagram of the quick regulation's locking structure of the utility model;

[0023] Figure 2 It is Figure 1 The explosion map;

[0024] Figure 3 It is the locking state sectional view of quick regulation's locking structure;

[0025] Figure 4 It is the unlocking state sectional view of quick regulation's locking structure;

[0026] Figure 5 It is the internal structure schematic diagram of quick regulation's locking structure;

[0027] Figure 6 It is the internal schematic diagram of photographic tripod. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiment of the utility model will be clearly and completely described below in combination with the drawings in the embodiment of the utility model, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of the utility model protection.

[0029] As Figures 1 to 5As shown, the utility model embodiment provides a kind of locking structure of quick adjustment, including installation shell 1, linkage adjusting assembly, the operating component of this scheme is formed by linkage adjusting assembly and installation shell 1, for example, in application, the telescopic locking of outrigger, user only needs to implement corresponding unlocking operation on operating component to be unlocked.

[0030] Specifically, the installation shell 1 has an inner cavity 101, and the linkage adjusting assembly includes: a first linkage block 31 disposed in the inner cavity 101; a driving member 32 cooperating with the first linkage block 31 and rotatable relative to the first linkage block 31 when the first linkage block 31 moves; a reset member 34 disposed between the inner cavity 101 and the first linkage block 31; and an operating lever 33 disposed on the installation shell 1, which can drive the first linkage block 31 to move in the inner cavity 101. The user moves the first linkage block inside by the operating lever, so that the driving member rotates, and the driving action is completed. In application, the driving member is connected to the driving part of the corresponding locking part, which can drive the corresponding driving part to rotate to achieve unlocking. The reset member resets the first linkage block, so that the first linkage block and the driving member can be automatically reset when the operator releases the operation, preventing the driving member from remaining in the unlocked state.

[0031] In the utility model embodiment, preferably, the reset member 34 is a spring. Specifically, the driving member 32 is driven to rotate by driving the first linkage block 31 to translate in the inner cavity 101. After the first linkage block 31 moves, the reset member 34 is compressed, so that the first linkage block 31 is reset by the reset member 34 after the user releases the operating lever 33, and the driving member 32 is reset at the same time. The reset member 34 is installed in the inner cavity 101, and is located between the inner wall of the inner cavity 101 and the upper side of the first linkage block 31 to reset the first linkage block 31 after it moves. Of course, to make the installation simpler, a gland can be provided on the upper side of the installation shell 1, and the reset member 34 is located between the gland and the first linkage block 31, which facilitates the installation of the components in the inner cavity 101.

[0032] The cooperation structure of the first linkage block 31 and the driving member 32 can adopt a screw guide cooperation structure, specifically, the first linkage block 31 has an installation cavity, the installation cavity is provided with a screw rod cooperation part, the driving member 32 has a screw rod part 321 cooperating with the installation cavity and a driving part 322 arranged at the lower side of the screw rod part 321 and extending out of the installation cavity. In application, it can be understood that the driving member 32 is connected with the corresponding driving part and is limited to move by the corresponding driving part, that is, after the first linkage block 31 is moved, the screw rod part 321 cooperates with the screw rod cooperation part with a screw groove, so as to force the driving member 32 to rotate, thereby realizing the above operation, and in order to further improve the smoothness of the operation, the screw rod cooperation part and the screw rod part 321 are further provided with a ball, the ball is rolled between the screw rod cooperation part and the screw rod part 321, so that the rotation is more smooth.

[0033] In addition, in the embodiment of the utility model, the first linkage block 31 is further provided with a backflow block 313. The backflow block 313 functions to change the screw groove of the screw rod cooperation part, so that the ball can be quickly reset, and the ball can be rolled between the screw rod part 321 and the screw rod cooperation part in daily repeated operation.

[0034] In the embodiment of the utility model, when unlocking, the first linkage block 31 is unlocked in the mode of moving upward, at this time, the reset part is arranged on the upper side of the first linkage block 31, so as to reset the first linkage block 31. The operation rod 33 includes a hinged part 331 and a handle part 332, the user presses the handle part 332 to make the handle part 332 approach the surface of the installation shell 1 along the hinged part 331, and then the unlocking operation is performed. In order to make the structure more simple and convenient to install, the linkage adjusting assembly further includes a second linkage member 36, the second linkage member 36 is hinged in the installation shell 1, one end of the second linkage member 36 cooperates with the operation rod 33, and the other end of the second linkage member 36 abuts against the first linkage block 31. It can be understood that when the handle part 332 is pressed, one end of the second linkage member 36 is lowered, so that the other end abutting against the first linkage block 31 is lifted, thereby realizing the operation of moving the first linkage block 31 upward.

[0035] Specifically, in order to further make the operation more smooth, the hinged part 331 is hinged on the installation shell 1, the operation rod 33 is further provided with a rolling top pressing part 35, the rolling top pressing part 35 abuts against one end of the second linkage member 36, and the second linkage member 36 can be rotated along the hinge by pressing the handle part 332. The rolling top pressing part 35 makes the contact and cooperation of the operation rod 33 and the second linkage member 36 become rolling cooperation, thereby greatly improving the smoothness of the operation.

[0036] In the embodiment of the utility model, the second linkage 36 has the clamping portion 361 and the abutting end 362 on both sides of the hinge, the abutting end 362 abuts against the rolling top pressing piece 35, and the outer periphery of the first linkage block 31 is provided with the limiting portion 311 matched with the clamping portion 361.

[0037] Moreover, the operating rod 33 has the second inner cavity 330, the rolling top pressing piece 35 is installed in the second inner cavity 330, the outer periphery of the mounting shell 1 is provided with the notch penetrating into the inner cavity 101, the second linkage 36 is hinged in the inner cavity 101, and the abutting end 362 extends out of the notch and enters into the second inner cavity 330 to abut against the rolling top pressing piece 35. The structure is simple, the space is fully utilized, and the structure is more compact and stable.

[0038] Specifically, the rolling top pressing piece 35 comprises the mounting column and the rolling body 351 arranged on the mounting column, and the surface of the abutting end 362 abutting against the rolling top pressing piece 35 is an arc-shaped guide surface. When the first linkage block 31 is reset, that is, after the handle portion is released by the operator, it can be understood that the second linkage 36 is reset synchronously, and at this time, the handle portion is reset by the cooperation of the abutting end 362 and the rolling top pressing piece 35.

[0039] Taking application in a foot stool as an example, the scheme further comprises the pipe plug 4, the pipe plug 4 is installed on the lower side of the mounting shell 1 and is used for being connected with the foot pipe 9, the driving portion 322 of the driving piece 32 penetrates into the pipe plug 4 and is connected with the inner pipe 8, and the inner pipe 8 is rotated relative to the foot pipe 9 by the driving piece 32. Generally, the inner pipe 8 is the operating component of the whole foot stool locking structure, and the scheme drives the inner pipe 8 to rotate by the driving piece 32 to realize the unlocking operation, so that the operation is more stable and simple, and the use is convenient.

[0040] The utility model also provides a photographic foot stool, as shown in the drawing, Figure 6 As shown, at least comprising outer foot pipe 98 and second foot pipe group 99 arranged in outer foot pipe 98, second foot pipe group 99 is provided with locking assembly for limiting second foot pipe group 99 relative sliding of outer foot pipe 98, outer foot pipe 98 is provided with above-mentioned one kind of quick -witted regulation's locking structure. In photographic foot stool, driving piece 32 is connected with inner pipe 8, and the inner pipe 8 is arranged on the locking assembly, that is, the inner pipe 8 can be rotated by pressing the operating rod, to drive the locking structure to unlock, so that second foot pipe group 99 relative sliding of outer foot pipe 98 is realized, and the telescopic operation is completed.

[0041] The utility model provides a locking structure of quick regulation, its whole installation is on installation shell, user moves through operating lever inside first linkage piece, thereby makes drive piece rotation, can complete drive action, in application, through drive piece connection corresponding locking part's drive part, can drive corresponding drive part rotation to realize unlocking, and make first linkage piece reset through reset piece, thereby convenient operator loosens operation time, first linkage piece and drive piece can reset automatically, prevent drive piece and keep in the state of unlocking.

[0042] It should be understood that the utility model uses the terms "first", "second" and the like to describe various information, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, the "first" information can also be referred to as "second" information without departing from the scope of the utility model, and similarly, the "second" information can also be referred to as "first" information. In addition, the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only used to facilitate the description of the utility model and simplify the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0043] The above is the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled persons in the technical field, several improvements and deformations can be made without departing from the principles of the utility model, and these improvements and deformations are also considered to be within the protection scope of the utility model.

Claims

1. A quick adjustment locking structure, characterized by, The utility model relates to a kind of footrests, including installation shell (1), linkage adjusting assembly, the installation shell (1) has inner cavity (101), the linkage adjusting assembly includes; First linkage block (31), be in inner cavity (101); Driving member (32) is cooperated with the first linkage block (31), and when the first linkage block (31) moves, it can rotate relative to first linkage block (31); Reset member (34) is arranged between the inner cavity (101) and the first linkage block (31); Operating lever (33) is arranged on the installation shell (1), and first linkage block (31) can be moved in inner cavity (101) by operating lever (33).

2. The quick-adjust locking structure of claim 1, wherein, The linkage adjusting assembly further includes second linkage member (36), the second linkage member (36) is hinged in the installation shell (1), and one end is cooperated with the operating lever (33), the other end is abutted with the first linkage block (31).

3. The quick-adjust locking structure of claim 2, wherein, The operating lever (33) includes hinged part (331) and handle part (332), the hinged part (331) is hinged on the installation shell (1), and the operating lever (33) is further provided with rolling top pressure piece (35), one end of the rolling top pressure piece (35) is abutted with the second linkage member (36), and the second linkage member (36) can be rotated along the hinge by pressing handle part (332).

4. The quick-adjust locking structure of claim 3, wherein, The second linkage member (36) has clamping portion (361) and abutting end (362) located on both sides of the hinge respectively, the abutting end (362) is abutted with the rolling top pressure piece (35), and the outer periphery of the first linkage block (31) is provided with limiting portion (311) matched with the clamping portion (361).

5. A quick-adjust locking structure according to claim 4, wherein The operating lever (33) has second inner cavity (330), and the rolling top pressure piece (35) is installed in the second inner cavity (330); The installation shell (1) is provided with a notch penetrating into the inner cavity (101) on the outer periphery, the second linkage member (36) is hinged in the inner cavity (101), and the abutting end (362) extends from the notch and enters the second inner cavity (330) to abut against the rolling top pressure piece (35).

6. A quick-adjust locking structure according to claim 5, wherein The rolling top pressure piece (35) includes mounting column and rolling body (351) arranged on the mounting column, and the surface of the abutting end (362) abutting against the rolling top pressure piece (35) is an arc-shaped guide surface.

7. A quick-adjustable locking structure according to any one of claims 1-6, wherein The first linkage block (31) has an installation cavity therein, the installation cavity is provided with a screw rod matching portion, the driving member (32) has a screw rod portion (321) matched with the installation cavity and a driving portion (322) arranged on the lower side of the screw rod portion (321) and extending from the installation cavity.

8. The quick-adjust locking structure of claim 7, wherein, The screw rod matching portion and the screw rod portion (321) are further provided with a ball, and the first linkage block (31) is further provided with a backflow block (313).

9. The quick-adjust locking structure of claim 7, wherein, Further including pipe plug (4), the pipe plug (4) is installed on the lower side of the installation shell (1) and is used for connecting with foot pipe (9), the driving portion (322) of the driving member (32) penetrates into the pipe plug (4) and is connected with inner tube (8), and the inner tube (8) is rotated relative to the foot pipe (9) by the driving member (32).

10. A photographic tripod, characterized by At least comprising an outer leg pipe (98) and a second leg pipe group (99) arranged in the outer leg pipe (98), the second leg pipe group (99) is provided with a locking assembly for limiting the sliding of the second leg pipe group (99) relative to the outer leg pipe (98), and the outer leg pipe (98) is provided with a quick adjustment locking structure as claimed in any one of claims 1-9.

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