CN111425503A

CN111425503A - Anti-rotation anti-drop quick assembly disassembly structure

Info

Publication number: CN111425503A
Application number: CN202010374009.4A
Authority: CN
Inventors: 朱周瑛
Original assignee: Zhongshan Yulong Electronic Technology Co ltd
Current assignee: Zhongshan Yulong Electronic Technology Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-07-17

Abstract

The invention relates to the technical field of photographic auxiliary equipment, in particular to an anti-rotation and anti-falling quick dismounting structure which comprises a pedestal and two movable positioning sleeves, wherein the outer wall of the bottom of the pedestal is movably connected with a movable shaft sleeve through a rotating shaft, one movable positioning sleeve is sleeved at the other end of the movable shaft sleeve, which is far away from the pedestal, the other end of one movable positioning sleeve, which is far away from the movable shaft sleeve, is clamped with a main rod, and the other end of the main rod, which is far away from one movable positioning sleeve, is clamped with a supporting seat. The movable shaft sleeve, the reset spring, the movable positioning sleeve, the positioning block, the fixing screw and the main rod are matched, so that the main rod and the movable positioning sleeve are more convenient to disassemble and carry during daily use, and meanwhile, the movable shaft sleeve, the reset spring, the movable positioning sleeve, the positioning block and the fixing screw are matched for use, the stability of the whole structure is improved, the structure is compact, and the installation is convenient.

Description

Anti-rotation anti-drop quick assembly disassembly structure

Technical Field

The invention relates to the technical field of photographic and video auxiliary equipment, in particular to an anti-rotation and anti-falling quick disassembly and assembly structure.

Background

The tripod has the main function of stabilizing the camera to achieve certain photographic effects no matter for amateur users or professional users; the tripod is most commonly used in long exposure, when a user wants to shoot night scenes or pictures with surging tracks, the exposure time needs to be increased, and when the digital camera cannot shake, the digital camera needs to be assisted by the tripod, the selection of the tripod is also more, the user mainly wants the tripod to provide stable shooting states for some shooting situations when purchasing the tripod, but the tripod can be unstable under many conditions, for example, the tripod with light weight or a so-called portable tripod is used per se, the tripod is unbalanced or not locked when the tripod is opened, or the middle axle rod is excessively pulled up when the tripod is formally used, so that the angle of the tripod can shake.

Chinese patent No. CN202205015U provides a folding camera tripod, which comprises a base, a central tube, a tripod head assembly and three telescopic legs, wherein the central tube is slidably arranged on the base, the tripod head assembly is arranged at the top of the central tube, the tops of the three telescopic legs are respectively connected to the base through an angle adjusting device, and a height adjusting device is connected between the central tube and the base.

But folding camera tripod, mobile jib and activity axle sleeve connected mode use traditional screw rod and nut to be connected and carry out interconnect mostly, but use the operation very inconvenient, and still easy pine takes off, causes the unexpected damage of equipment unnecessary, can't satisfy user's needs completely, is unfavorable for extensive popularization and popularization.

Disclosure of Invention

The invention aims to provide an anti-rotation and anti-drop quick dismounting structure, which aims to solve the problems that the connection mode of a main rod and a movable shaft sleeve in the background art is mostly connected with each other by using a traditional screw and a nut, but the use and the operation are very inconvenient, and the main rod and the movable shaft sleeve are easy to loosen, so that unnecessary accidental damage to equipment is caused, and the requirements of users cannot be completely met.

The technical scheme of the invention is as follows: the utility model provides an prevent changeing anticreep quick assembly disassembly structure, includes pedestal and two activity position sleeves, there is the activity axle sleeve through pivot swing joint on the bottom outer wall of pedestal, and the other end that the pedestal was kept away from to the activity axle sleeve has cup jointed one of them activity position sleeve, one of them the other end joint that the activity axle sleeve was kept away from to the activity position sleeve has the mobile jib, and the other end joint that one of them activity position sleeve was kept away from to the mobile jib has a supporting seat, the activity axle sleeve is located and has cup jointed reset spring on the inside outer wall of one of them activity position sleeve, and the inside of one of them activity position sleeve is pegged graft and is had the locating piece, the axle center department threaded connection of locating piece top inner.

Furthermore, a reset spring groove is formed in the outer side wall, close to one end of one of the movable positioning sleeves, of the movable shaft sleeve, anti-rotation bayonets are formed in the outer walls of the two sides, close to one end of one of the movable positioning sleeves, of the movable shaft sleeve, and guide grooves are formed in the outer walls of the other two sides, far away from the anti-rotation bayonets, of the movable shaft sleeve.

Furthermore, the two sides of one of the movable positioning sleeves, which are close to the inner wall of one end of the movable shaft sleeve, are welded with anti-rotation convex strips inserted in the anti-rotation bayonets, and the two sides of the outer wall of one of the movable positioning sleeves, which is close to one end of the main rod, are welded with anti-rotation convex points.

Furthermore, the axle center department that the locating piece is located the inside one end of one of them movable positioning sleeve has seted up the fixed screw through-hole, and the locating piece is located the inside one end outer wall of one of them movable positioning sleeve both sides all weld and peg graft at one of them movable positioning sleeve and be close to the inside anti-turning diameter strip of mobile jib one end, the locating piece is kept away from and is seted up the constant head tank on the outer wall of anti-turning diameter strip other end.

Furthermore, the axle center department welding that the mobile jib is close to one of them movable positioning cover one end outer wall has the connection screens piece, and the mobile jib notch groove has all been seted up on the mobile jib is close to the both sides outer wall of connecting screens piece.

Furthermore, connect the inside of screens piece joint at the constant head tank, and prevent changeing the inside of bump grafting at mobile jib groove.

Furthermore, the other movable positioning sleeve is sleeved on the outer side wall of the other end, far away from the other end of the connecting clamping block, of the main rod, and the connecting clamping block is matched with the specification of the other movable positioning sleeve.

The invention provides an anti-rotation and anti-drop quick disassembly and assembly structure through improvement, and compared with the prior art, the anti-rotation and anti-drop quick disassembly and assembly structure has the following improvements and advantages:

(1) according to the invention, through the matching among the movable shaft sleeve, the reset spring, the movable positioning sleeve, the positioning block, the fixed screw and the main rod, the main rod and the movable positioning sleeve are more convenient to disassemble and carry during daily use, and meanwhile, the matching use among the movable shaft sleeve, the reset spring, the movable positioning sleeve, the positioning block and the fixed screw improves the stability of the whole structure, and the movable positioning sleeve is compact in structure and convenient to install.

(2) According to the tripod, the connecting clamping block is welded at one end of the main rod and provided with the main rod groove, and the movable positioning sleeve is sleeved at the other end of the main rod, so that the main rod and the movable shaft sleeve can be connected with each other, and meanwhile, the main rod can be spliced with other main rods on the tripod and achieves the effects of preventing rotation, preventing falling and prolonging.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic illustration of an explosive structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is a schematic view of the movable sleeve structure of the present invention;

FIG. 5 is a schematic view of an anti-rotation bump structure according to the present invention;

FIG. 6 is a schematic view of an anti-rotation protrusion structure according to the present invention;

FIG. 7 is a schematic view of a positioning groove structure of the present invention;

FIG. 8 is a schematic view of the anti-rotation radial strip structure of the present invention;

FIG. 9 is a schematic diagram of a connection card block according to the present invention;

FIG. 10 is a schematic view of the mounting structure of the present invention;

FIG. 11 is a schematic view of the connection structure of the present invention;

fig. 12 is a schematic view of the boom structure of the present invention.

Description of reference numerals:

1 mobile jib, 2 locating pieces, 3 activity position sleeves, 4 reset spring, 5 activity axle sleeves, 6 fixed screws, 7 guide ways, 8 prevent changeing the bayonet socket, 9 fixed screw holes, 10 reset spring groove, 11 prevent changeing the bump, 12 prevent changeing the sand grip, 13 constant head tank, 14 prevent changeing the footpath strip, 15 fixed screw through-holes, 16 mobile jib recess grooves, 17 connect the bayonet block, 18 supporting seats, 19 pedestals.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 12, and the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The invention provides an anti-rotation and anti-drop fast dismounting structure through improvement, as shown in figures 1-12, the structure comprises a pedestal 19 and two movable positioning sleeves 3, a movable shaft sleeve 5 is movably connected on the outer wall of the bottom of the pedestal 19 through a rotating shaft, one of the movable positioning sleeves 3 is sleeved on the other end of the movable shaft sleeve 5 far away from the pedestal 19, a main rod 1 is clamped on the other end of one of the movable positioning sleeves 3 far away from the movable shaft sleeve 5, a supporting seat 18 is clamped on the other end of the main rod 1 far away from one of the movable positioning sleeves 3, a return spring 4 is sleeved on the outer wall of the movable shaft sleeve 5 inside one of the movable positioning sleeves 3, a positioning block 2 is inserted inside one of the movable positioning sleeves 3, a fixed screw 6 extending to the axle center of the inner wall of the top of the movable shaft sleeve 5 is in threaded connection at the axle center of, Reset spring 4, activity position sleeve 3, locating piece 2, cooperation between fixed screw 6 and the mobile jib 1 for dismantle more convenient between mobile jib 1 and the activity position sleeve 3, carry when being convenient for daily use, movable shaft sleeve 5, reset spring 4, activity position sleeve 3, locating piece 2 and the collocation use between the fixed screw 6 have promoted overall structure's stability, compact structure, simple to operate simultaneously.

Furthermore, a reset spring groove 10 is formed in the outer side wall of one end, close to one of the movable positioning sleeves 3, of the movable shaft sleeve 5, an anti-rotation bayonet 8 is formed in the outer walls of two sides, close to one end of one of the movable positioning sleeves 3, of the movable shaft sleeve 5, a guide groove 7 is formed in the outer walls of the other two sides, far away from the anti-rotation bayonet 8, of the movable shaft sleeve 5, the reset spring 4 is installed in the reset spring groove 10 in the movable shaft sleeve 5, then an anti-rotation convex strip 12 in the movable positioning sleeve 3 is aligned with the guide groove 7 in the movable shaft sleeve 5 and is installed, and then an anti-rotation radial strip 14 in the positioning block 2 is aligned with the.

Further, the both sides welding that one of them activity position sleeve 3 is close to 5 one end inner walls of activity axle sleeve has the grafting and is preventing changeing bayonet socket 8 inside preventing changeing sand grip 12, and all welds on the both sides outer wall that one of them activity position sleeve 3 is close to 1 one end of mobile jib and prevents changeing bump 11, prevent changeing sand grip 12 and peg graft in the inside of preventing changeing bayonet socket 8 for the connection between activity position sleeve 3 and the activity axle sleeve 5 is compacter, can effectively prevent simultaneously that activity position sleeve 3 from rotating in the inside of activity axle sleeve 5.

Furthermore, the axle center department that locating piece 2 is located the inside one end of one of them movable positioning sleeve 3 has seted up fixed screw through-hole 15, and the both sides that locating piece 2 is located the inside one end outer wall of one of them movable positioning sleeve 3 all weld and peg graft at one of them movable positioning sleeve 3 and be close to the inside anti-rotation diameter strip 14 of mobile jib 1 one end, locating piece 2 is kept away from and is seted up constant head tank 13 on the outer wall of the anti-rotation diameter strip 14 other end, aim at the anti-rotation bayonet socket 8 of preventing on the movable shaft sleeve 5 with anti-rotation diameter strip 14 on the locating piece.

Further, the axle center department welding that the mobile jib 1 is close to 3 one end outer walls of one of them activity position sleeve has the connecting clamping piece 17, and mobile jib groove 16 has all been seted up on the mobile jib 1 both sides outer wall that is close to connecting clamping piece 17.

Further, connect the inside of screens piece 17 joint at constant head tank 13, and prevent changeing bump 11 and peg graft in the inside of mobile jib concave groove 16, connect screens piece 17 and peg graft to the inside of constant head tank 13, and prevent changeing bump 11 and peg graft to the inside of mobile jib concave groove 16 for being connected between mobile jib 1 and the activity position sleeve 3 is compacter, can prevent effectively that the condition of slippage from appearing rotating in mobile jib 1.

Further, another activity position sleeve 3 cup joints the lateral wall of keeping away from the connection screens piece 17 other end at mobile jib 1, and connects the specification looks adaptation of screens piece 17 and another activity position sleeve 3, but mobile jib 1 and activity axle sleeve 3 interconnect, and mobile jib 1 can splice and reach the effect of preventing changeing the anticreep extension with other mobile jib 1 on the tripod simultaneously.

The working principle of the invention is as follows: when the anti-rotation and anti-drop quick dismounting structure is used, an operator firstly installs the reset spring 4 into the reset spring groove 10 on the movable shaft sleeve 5, then aligns the anti-rotation convex strip 12 on the movable positioning sleeve 3 with the guide groove 7 on the movable shaft sleeve 5 and installs the anti-rotation convex strip 14 on the positioning block 2 with the anti-rotation bayonet 8 on the movable shaft sleeve 5, then uses the fixing screw 6 to pass through the fixing screw through hole 15 on the positioning block 2, installs the fixing screw 6 in the fixing screw hole 9 on the movable shaft sleeve 5, the movable positioning sleeve 3 is supported by the reset spring 4, and is reset by the force of the reset spring 4 after pulling the release hand in the direction of the movable shaft sleeve 5, when the main rod 1 is installed, firstly, the connecting clamping block 17 on the main rod 1 aligns with the positioning groove 13 on the positioning block 2 and then inserts and pushes the main rod 1 upwards by force, at the moment, the movable positioning sleeve 3 is contacted with the, receive under the 1 thrust of mobile jib, activity position sleeve 3 also follows simultaneously and up moves, until mobile jib 1 complete contact locating piece 2, at this moment rotatory mobile jib 1, prevent changeing in bump 11 resets and block the mobile jib recess 16 above the main part 1 on the activity position sleeve 3 to accomplish final installation, but mobile jib 1 and activity axle sleeve 3 interconnect, simultaneously mobile jib 1 can splice with other mobile jib 1 on the tripod and reachs the effect of preventing changeing the anticreep extension.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an prevent changeing anticreep quick assembly disassembly structure which characterized in that: comprises a pedestal (19) and two movable positioning sleeves (3), wherein the outer wall of the bottom of the pedestal (19) is movably connected with a movable shaft sleeve (5) through a rotating shaft, and the other end of the movable shaft sleeve (5) far away from the pedestal (19) is sleeved with one movable positioning sleeve (3), the other end of one of the movable positioning sleeves (3) far away from the movable shaft sleeve (5) is clamped with a main rod (1), and the other end of the main rod (1) far away from one of the movable positioning sleeves (3) is clamped with a supporting seat (18), the outer wall of the movable shaft sleeve (5) positioned in one of the movable positioning sleeves (3) is sleeved with a return spring (4), a positioning block (2) is inserted in one movable positioning sleeve (3), the axis of the inner wall of the top of the positioning block (2) is in threaded connection with a fixing screw (6) extending to the axis of the inner wall of the top of the movable shaft sleeve (5).

2. The anti-rotation anti-drop quick dismounting structure according to claim 1, characterized in that: the anti-rotation clamp is characterized in that a reset spring groove (10) is formed in the outer side wall, close to one end of one of the movable positioning sleeves (3), of the movable shaft sleeve (5), an anti-rotation bayonet (8) is formed in the outer walls of the two sides, close to one end of one of the movable positioning sleeves (3), of the movable shaft sleeve (5), and guide grooves (7) are formed in the outer walls of the other two sides, far away from the anti-rotation bayonet (8), of the movable shaft sleeve (5).

3. The anti-rotation anti-drop quick dismounting structure according to claim 1, characterized in that: the two sides of one of the movable positioning sleeve (3) close to the inner wall of one end of the movable shaft sleeve (5) are welded with anti-rotation convex strips (12) inserted in the anti-rotation bayonets (8), and the two sides of one of the movable positioning sleeve (3) close to one end of the main rod (1) are welded with anti-rotation convex points (11).

4. The anti-rotation anti-drop quick dismounting structure according to claim 1, characterized in that: the positioning block (2) is located the axle center department of the inside one end of one of them movable positioning sleeve (3) and has seted up fixed screw through-hole (15), and the both sides that positioning block (2) is located the inside one end outer wall of one of them movable positioning sleeve (3) all weld and peg graft at one of them movable positioning sleeve (3) and be close to the inside anti-rotation diameter strip (14) of mobile jib (1) one end, locating block (2) are kept away from and are prevented having seted up constant head tank (13) on the outer wall of anti-rotation diameter strip (14) other end.

5. The anti-rotation anti-drop quick dismounting structure according to claim 1, characterized in that: the axis department welding that mobile jib (1) is close to one of them activity position sleeve (3) one end outer wall has connection screens piece (17), and mobile jib groove (16) have all been seted up on mobile jib (1) the both sides outer wall that is close to connection screens piece (17).

6. The anti-rotation anti-drop quick assembly disassembly structure of claim 5, wherein: the connecting clamping block (17) is clamped inside the positioning groove (13), and the anti-rotation salient points (11) are inserted inside the main rod groove (16).

7. The anti-rotation anti-drop quick dismounting structure according to claim 1, characterized in that: and the other movable positioning sleeve (3) is sleeved on the outer side wall of the other end, far away from the other end of the connecting clamping block (17), of the main rod (1), and the connecting clamping block (17) is matched with the specification of the other movable positioning sleeve (3).