CN217002546U - Support and locking structure thereof - Google Patents

Abstract

The utility model relates to the technical field of photographic supports, and discloses a support and a locking structure thereof, wherein the locking structure is applied to the support, the support comprises a first pipe fitting and a second pipe fitting which slide relatively, the locking structure comprises a positioning member and a locking member, the positioning member is arranged on one or more than one first pipe fitting, the locking member is connected to the positioning member and is used for abutting and fixing the second pipe fitting, and when the locking member abuts against the second pipe fitting, the abutting member is attached to the outer side wall of the second pipe fitting; the support comprises a supporting leg structure and a locking structure, and the locking structure is arranged on the supporting leg structure. The technical scheme of the utility model aims to ensure the balanced stress of the peripheral sides of the pipe fittings when the pipe fittings are locked and abutted.

Description

Support and locking structure thereof

Technical Field

The utility model relates to the technical field of photographic supports, in particular to a support and a locking structure thereof.

Background

All be equipped with locking structure on the current camera support, be convenient for adjust the installation to the flexible length of its support, because locking mechanism generally carries out the butt fastening to its certain point of pipe fitting of support along the radial of body, lead to the long-term atress butt of week side certain point of pipe fitting, influence the structural stability of pipe fitting, and then cause the harmful effects to the support stability of support easily.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a bracket and a locking structure thereof, aiming at ensuring the stress balance of the peripheral side of a pipe fitting when the pipe fitting is locked and abutted.

In order to achieve the above object, the present invention provides a locking structure applied to a bracket, where the bracket includes a first pipe and a second pipe that slide relatively, and the locking structure includes:

a positioning member mounted to one or more of the first tubulars;

a locking member connected to the positioning member for abutting and fixing the second pipe; wherein,

when the locking member abuts against the second pipe fitting, the locking member is attached to the outer side wall of the second pipe fitting along the circumferential direction.

In some embodiments of the utility model, the locking member comprises a socket portion and a fastening portion; the sleeve joint part is sleeved on the outer side wall of the second pipe fitting; the fastening portion is mounted on the sleeve portion and used for enabling the sleeve portion to clamp the outer side wall of the second pipe fitting, and the positioning component is connected to the sleeve portion.

In some embodiments of the utility model, the socket comprises:

the shielding section comprises an abutting surface which is sleeved on the second pipe and used for abutting against the second pipe, and the positioning member is connected to the shielding section;

the connecting section is connected to the shielding section, and the circumferential end parts of the abutting surfaces are respectively provided with the connecting section; wherein,

the fastening part is arranged on the connecting sections, and the fastening part can enable the connecting sections which are oppositely arranged to be close to or far away from each other; the connecting sections which are oppositely arranged are close to or far away from each other, and the abutting surfaces can be correspondingly abutted against or far away from the second pipe fitting.

In some embodiments of the utility model, the abutment surface has a cross section profile, along an axial section perpendicular to the second tube, identical to that of the second tube;

the two ends of the cross section opening of the abutting surface are respectively provided with the connecting sections, and the connecting sections at the two ends of the opening are close to or far away from each other along the two ends of the cross section opening of the abutting surface through the fastening part.

In some embodiments of the utility model, the abutment surface has a section perimeter L, in an axial section perpendicular to the second tubular element₁The perimeter of the cross section of the second pipe fitting is L₂，L₁>1/2L₂。

In some embodiments of the present invention, the positioning member is connected to a sidewall of the enclosure section, and the sidewall of the enclosure section comprises a connecting side for connecting the positioning member and an avoiding side for movably deforming the enclosure section.

In some embodiments of the utility model, the fastening portion is a tightening bolt.

In some embodiments of the utility model, the locking structure further comprises a handle for rotating the tightening bolt, the handle being connected to the tightening bolt.

In some embodiments of the utility model, the abutment surface further comprises a buffer for buffering the abutment.

The utility model also provides a support, which comprises a supporting leg structure and the locking structure, wherein the locking structure is arranged on the supporting leg structure; the leg structure includes first pipe fitting and the second pipe fitting of relative slip, locking structure includes:

a positioning member mounted to one or more of the first tubulars;

a locking member connected to the positioning member and used for abutting and fixing the second pipe fitting; wherein,

when the locking component is abutted to the second pipe fitting, the abutting component is abutted to the outer side wall of the second pipe fitting.

According to the technical scheme, the second pipe fitting is fixed or movable relative to the first pipe fitting through the position relation between the positioning member and the locking member; the locking component is abutted with the outer side wall of the second pipe fitting in a fitting manner and abutted along the circumferential direction of the second pipe fitting in a fitting manner, so that the side wall of the second pipe fitting is stressed and locked in a balanced manner, and the influence on the structural strength of the second pipe fitting caused by the long-term radial force action on a certain part of the side wall of the second pipe fitting due to the radial abutment of the pipe fitting is avoided; through the locking mode locking second pipe fitting that is circumference laminating, when realizing that the second pipe fitting is fixed for first pipe fitting, ensure that the week side atress of second pipe fitting is balanced, the life of extension pipe fitting.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a locking structure according to the present invention;

FIG. 2 is a schematic structural view of a locking structure according to the present invention;

FIG. 3 is a schematic structural view of a locking structure according to the present invention;

fig. 4 is an assembly view of the locking structure of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Locking structure	121c	Abutting surface
110	Positioning member	122	Fastening part
				120	Locking member	123	Connecting side
121	Coupling part	124	Side avoiding sky
				121a	Enclosure section		200	First pipe fitting
121b	Connecting segment	300	Second pipe fitting

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

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

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

The utility model provides a locking structure 100, which is applied to a bracket, wherein the bracket comprises a first pipe fitting 200 and a second pipe fitting 300 which slide relatively, the locking structure 100 comprises a positioning member 110 and a locking member 120, the second pipe fitting 300 can be fixed on the first pipe fitting 200 through a fastening mechanism, the locking member 120 is attached to the outer side wall of the second pipe fitting 300, so that the side wall of the second pipe fitting 300 is stressed to realize balanced abutting, the abutting of a certain local position of the side wall of the second pipe fitting 300 is avoided, the side wall stress of the second pipe fitting 300 is influenced, the structural stability of the second pipe fitting 300 is influenced, and the support stability of a leg structure is reduced.

Referring to fig. 1-4, the positioning member 110 is mounted to one or more first tubes 200; the locking member 120 is connected to the positioning member 110 and used for abutting and fixing the second pipe 300; when the locking member 120 abuts against the second tube 300, the abutting member abuts against the outer side wall of the second tube 300; when the locking member 120 abuts the second tubular 300, the second tubular 300 is fixed relative to the first tubular 200 by the connection between the positioning member 110 and the locking member 120.

Further, the positioning member 110 and the locking member 120 may be disposed in an integrated structure, or may be disposed in a detachable manner, which is not limited herein; in this embodiment, the positioning member 110 and the locking member 120 are integrally configured.

Specifically, when the locking member 120 abuts against the second pipe 300, the locking member 120 is circumferentially attached to the outer side wall of the second pipe 300, and is attached to the outer side wall of the second pipe 300, so that the side wall of the second pipe 300 is stressed to realize balanced abutting, and the abutting of a certain local position of the side wall of the second pipe 300 is avoided, and the side wall stress of the second pipe 300 is not affected.

Based on the above technical features, the fixing or moving of the second pipe 300 with respect to the first pipe 200 is achieved by the positional relationship between the positioning member 110 and the locking member 120; the locking component 120 is abutted with the outer side wall of the second pipe fitting 300 in a fitting manner and abutted along the circumferential direction of the second pipe fitting 300, so that the side wall of the second pipe fitting 300 is stressed and locked in a balanced manner, and the influence on the structural strength of the second pipe fitting 300 caused by long-term radial force action on a certain part of the side wall of the second pipe fitting 300 due to the radial abutment of the pipe fitting is avoided; through the locking mode locking second pipe fitting 300 that is the circumference laminating, when realizing that second pipe fitting 300 is fixed for first pipe fitting 200, guarantee that the week side atress of second pipe fitting 300 is balanced, prolong the life of pipe fitting.

Further, the locking member 120 includes a socket part 121 and a fastening part 122; the sheathing part 121 is sheathed on the outer side wall of the second pipe 300; the fastening part 122 is mounted on the sleeve part 121, and is used for deforming the sleeve part 121 to clamp the outer sidewall of the second pipe 300, and the positioning member 110 is connected to the sleeve part 121; the tightening portion 122 causes the socket portion 121 to clamp and abut the second pipe 300.

It should be noted that the fastening portion 122 may be a clamping structure sleeved on the fastening portion 122, and the fastening portion 122 is clamped to the second pipe 300 by clamping the fastening portion 122; the fastening portion 122 may also be a tightening member penetrating the sleeve portion 121, and the second pipe 300 is tightened by adjusting the inner diameter of the fastening portion 122; the fastening portion 122 has a plurality of clamping structures for the socket portion 121, which are not illustrated herein.

In this embodiment, the sleeving part 121 includes a shielding section 121a and a connecting section 121b, the sleeving of the second pipe 300 is realized by the shielding section 121a, and the clamping or releasing of the second pipe 300 by the shielding section 121a is realized by the connecting sections 121b approaching or departing from each other; the shielding section 121a and the connecting section 121b may be an integral structure or a detachable connecting structure, and are not limited in this respect.

Further, the shielding section 121a includes an abutting surface 121c sleeved on the second tube 300 and used for abutting against the second tube 300, and the positioning member 110 is connected to the shielding section 121 a; the abutting or separating of the second pipe fitting 300 is realized through the abutting surface 121c, and the clamping and releasing of the second pipe fitting 300 by the shielding section 121a are further realized; the radial section of the abutting surface 121c is the same as the radial section of the second pipe 300, so that the abutting surface 121c can abut against the sidewall of the second pipe 300.

The connecting sections 121b are connected to the shielding sections 121a, the circumferential ends of the abutting surfaces 121c are respectively provided with the connecting sections 121b, and the abutting surfaces 121c are close to or away from the second pipe 300 through relative distance or approach between the connecting sections 121b which are oppositely arranged, so that clamping or loosening of the second pipe 300 is realized.

Specifically, the fastening portion 122 is mounted on the connecting section 121b, and the fastening portion 122 can make the connecting sections 121b arranged oppositely close to or away from each other, so that the whole socket portion 121 deforms; the connecting sections 121b arranged opposite to each other are close to or away from each other, and the abutting surfaces 121c can be correspondingly abutted against or away from the second pipe 300; the abutting tightness adjustment of the abutting surface 121c towards the second pipe fitting 300 is realized through the fastener; the fastening element may be a loose bolt penetrating through the connecting section 121b, and the fastening element may also be a clamping mechanism for adjusting and clamping the adjacent connecting section 121b, which is not limited herein.

It should be noted that the enclosing section 121a may be an enclosing structure half-enclosed in the second pipe 300, the connecting sections 121b are disposed on two sides of the half-enclosed opening, and the half-enclosed structure is clamped and loosened by approaching or separating the two connecting sections 121 b; the enclosing and shielding section 121a can also be two enclosing and shielding structures enclosing and shielding the side wall of the second pipe 300, the two ends of the enclosing and shielding structures are respectively provided with a connecting section 121b, and a fastening part 122 penetrates between the adjacent connecting sections 121b, so that the enclosing and shielding structures clamp or loosen the second pipe 300; the specific structure of the shielding segment 121a may be various, and is not limited in particular.

Further, along an axial section perpendicular to the second tube 300, the cross-sectional profile of the abutment surface 121c is the same as the cross-sectional profile of the second tube 300, so that both the first abutment portion and the second abutment portion can abut against the corresponding second tube 300.

In this embodiment, the two ends of the cross-section opening of the abutting surface 121c are respectively provided with a connecting section 121b, and the connecting sections 121b at the two ends of the opening are made to approach or separate from each other along the two ends of the cross-section opening of the abutting surface 121c by the fastening part 122; when the adjacent connecting sections 121b are close to or far away from each other, the abutting surfaces 121c can be driven to abut against and be far away from the corresponding second pipe 300 on the peripheral side. Preferably, the abutting surface 121c is in a half-enclosed structure and encloses the second tube 300.

Specifically, along an axial section perpendicular to the second tube 300, the circumferential length of the section of the abutting surface 121c is L1, the circumferential length of the section of the second tube 300 is L2, and L1 is more than 1/2L 2; the abutting surface 121c can firmly clamp the second pipe 300, so that the stress area of the sidewall of the second pipe 300 is increased, and the service life of the second pipe 300 is prolonged.

Further, the positioning member 110 is connected to a sidewall of the shielding section 121a, the sidewall of the shielding section 121a includes a connecting side 123 for connecting the positioning member 110 and a clearance side 124 for movably deforming the shielding section 121a, and the connecting side 123 satisfies the connection between the positioning member 110 and the shielding section 121 a; by providing the clearance side 124, the positioning member 110 is connected to only a local position of the enclosing section 121a, so that the enclosing section 121a can provide a certain deformation abutment through the clearance side 124; if the positioning member 110 is connected to the peripheral side of the shielding section 121a, the positioning member 110 needs to be driven to deform when the peripheral side of the shielding section 121a is deformed and abutted, so that the stress degree required by the whole abutting deformation of the shielding section 121a is improved, and the abutting stability of the second pipe 300 is easily reduced.

Specifically, the fastening portion 122 is a tightening bolt, and the locking structure 100 further includes a handle for rotating the tightening bolt, the handle being connected to the tightening bolt; the connection sections 121b are moved toward or away from each other by screwing or unscrewing the handles.

Further, the abutting surface 121c further comprises a buffer member for buffering the abutting, the buffer member is mounted on the abutting surface 121c, the buffer protection of the second pipe 300 in the abutting process is achieved through the buffer member, meanwhile, abutting errors between the abutting surface 121c and the second pipe 300 are reduced, the abutting surface 121c can better achieve circumferential covering abutting of the circumferential side of the second pipe 300, the occurrence of uneven stress is reduced, and the buffer member can be made of soft elastic materials such as rubber, latex or foam.

The utility model also provides a support, which comprises a supporting leg structure and a locking structure 100, wherein the locking structure 100 is arranged on the supporting leg structure; the specific structure of the locking structure 100 refers to the above embodiments, and since the bracket adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, which are directly or indirectly applied to the present invention, are included in the scope of the present invention.

Claims (10)

1. A locking structure, applied to a bracket, the bracket comprises a relatively sliding first pipe and a second pipe, wherein the locking structure comprises: a positioning member mounted on one or more of the first pipe fittings; a locking member connected to the positioning member and used for abutting and fixing the second pipe; wherein, When the locking member abuts against the second pipe, the locking member is circumferentially fitted to the outer sidewall of the second pipe. 2 . The locking structure according to claim 1 , wherein the locking member comprises a socket part and a fastening part; the socket part is sleeved on the outer side wall of the second pipe part; the fastening part The fixing part is installed on the socket part for deforming the socket part to clamp the outer side wall of the second pipe part, and the positioning member is connected to the socket part. 3. The locking structure of claim 2, wherein the socket portion comprises: an enclosure segment, the enclosure segment includes an abutment surface sleeved on the second pipe fitting and used for abutting with the second pipe fitting, and the positioning member is connected to the enclosure segment; a connecting section, the connecting section is connected to the enclosing section, and the connecting sections are respectively provided at the circumferential ends of the abutting surfaces; wherein, The fastening part is installed on the connecting section, and the fastening part can make the connecting sections arranged opposite to each other approach or move away from each other, so as to deform the socket part as a whole; the connecting sections arranged opposite to each other are close to each other or away from it, the abutment surface can be brought into abutment or away from the second pipe piece correspondingly. 4. The locking structure according to claim 3, wherein, along an axial section perpendicular to the second pipe piece, the cross-sectional profile of the abutting surface is the same as the cross-sectional profile of the second pipe piece; The two ends of the cross-sectional opening of the abutting surface are respectively provided with the connecting segments, and the connecting segments at the two ends of the opening are made close to or away from each other along the two ends of the cross-sectional opening of the abutting surface through the fastening parts. 5 . The locking structure according to claim 4 , wherein, along an axial section perpendicular to the second pipe piece, the cross-sectional circumference of the abutting surface is L ₁ , and the cross-section of the second pipe piece has a perimeter L 1 . The perimeter is L ₂ , and L ₁ >1/2L ₂ . 6. The locking structure of claim 4, wherein the locating member is connected to a side wall of the enclosure segment, the side wall of the enclosure segment including a connection for the locating member to connect side and the avoidance side for the active deformation of the enclosure section. 7. The locking structure of claim 2, wherein the fastening portion is a tightening bolt. 8. The locking structure according to claim 7, wherein the locking structure further comprises a handle for rotating the tightening bolt, the handle is connected with the tightening bolt. 9 . The locking structure of claim 4 , wherein the abutting surface further comprises a buffer member for buffering the abutment. 10 . 10. A bracket, characterized in that, the bracket comprises a leg structure and the locking structure according to any one of claims 1-9, and the locking structure is mounted on the leg structure.

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