CN220817254U

CN220817254U - Multi-degree-of-freedom rotary cantilever bracket

Info

Publication number: CN220817254U
Application number: CN202322794551.7U
Authority: CN
Inventors: 梁梓杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2024-04-19
Anticipated expiration: 2033-10-18

Abstract

The utility model provides a multi-degree-of-freedom rotary cantilever bracket which comprises a fixing clamp, a first rotary joint, a first cantilever, a second rotary joint and an equipment connecting piece, wherein a third rotary joint is arranged at one end of the first cantilever, which is far away from the fixing clamp, a fourth rotary joint is arranged at one end of the second cantilever, which is far away from the equipment connecting piece, and the third rotary joint and the fourth rotary joint are horizontally and rotatably connected. The cantilever bracket with multiple degrees of freedom rotation provided by the utility model can rotate on multiple degrees of freedom, and can meet multiple use requirements of users.

Description

Multi-degree-of-freedom rotary cantilever bracket

Technical Field

The utility model relates to the field of equipment supports, in particular to a multi-degree-of-freedom rotary cantilever support.

Background

An existing cantilever bracket, such as an integrated cantilever bracket of mobile electronic equipment and microphone disclosed in patent CN205579086U, comprises a movable rod, a fixed rod, an upper arm hinged with the movable rod and a lower arm hinged with the upper arm and the fixed rod respectively, wherein a clip for fixing the microphone is arranged on the movable rod, and a hose rack for fixing the mobile electronic equipment is arranged on the upper arm; the support still includes the first articulated assembly, second articulated assembly and the third articulated assembly of all adjustable elasticity, and the upper arm is connected with the movable rod through first articulated assembly, and the upper arm is connected with the lower arm through the second articulated assembly, and the lower arm is connected with the dead lever through the third articulated assembly.

Said utility model can only be rotated in one degree of freedom of pitching, and can not meet various application requirements.

Disclosure of utility model

In order to make up for the defects in the prior art, the utility model provides the cantilever bracket with multiple degrees of freedom rotation, which can rotate on multiple degrees of freedom and meet various use requirements of users.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a rotatory cantilever support of multi freedom, includes fixation clamp, first rotary joint, first cantilever, second rotary joint and equipment connecting piece, first cantilever is kept away from the one end of fixation clamp is equipped with the third rotary joint, the second cantilever is kept away from the one end of equipment connecting piece is equipped with the fourth rotary joint, the third rotary joint with fourth rotary joint level rotates to be connected.

Further, a rotating shaft is arranged on the third rotating joint, a rotating sleeve is arranged on the fourth rotating joint, and the rotating shaft is pivoted with the rotating sleeve.

Further, an axial limiting structure is arranged between the rotary sleeve and the rotary shaft.

Further, the axial limiting structure comprises an annular positioning groove arranged on the outer wall of the rotating shaft and a positioning protrusion arranged on the inner wall of the rotating sleeve, and the positioning protrusion is clamped with the positioning groove.

Further, the outer wall of the rotary sleeve is provided with an anti-slip structure.

Further, the anti-skid structure is vertical grooves which are arranged at equal intervals along the circumference of the rotary sleeve.

Compared with the prior art, the utility model has the following beneficial technical effects:

According to the multi-degree-of-freedom rotary cantilever bracket, the first cantilever and the second cantilever can be subjected to pitching angle adjustment by arranging the plurality of rotary joints; the second cantilever can rotate in 360 degrees on the horizontal plane through horizontally and rotatably connecting the third rotary joint and the fourth rotary joint; the utility model can rotate in multiple degrees of freedom, and meets multiple use requirements of users.

Drawings

FIG. 1 is a front view of a multi-degree of freedom rotary cantilever of the present utility model.

Fig. 2 is a cross-sectional view showing the connection of the rotary shaft and the rotary sleeve according to the present utility model.

Wherein: 1. a fixing clamp; 2. a first rotary joint; 3. a first cantilever; 4. a second cantilever; 5. a second rotary joint; 6. a device connection; 7. a third rotary joint; 8. a fourth rotary joint; 9. a rotation shaft; 901. a positioning groove; 10. a rotating sleeve; 1001. positioning the bulge; 1002. an anti-slip structure; 11. and (5) manually loosening the knob.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly practiced by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

Example 1

As shown in fig. 1 and 2, a multi-degree-of-freedom rotary cantilever bracket comprises a fixed clamp 1, a first rotary joint 2 and a first cantilever 3 which are sequentially connected; the second cantilever 4, the second rotary joint 5 and the equipment connecting piece 6 are connected in sequence. The fixing clip 1 is a C-shaped fixing clip, and is detachably connected with the first rotary joint 2.

The end of the first cantilever 3 far away from the fixed clamp 1 is provided with a third rotary joint 7, the end of the second cantilever 4 far away from the equipment connecting piece 6 is provided with a fourth rotary joint 8, and the third rotary joint 7 and the fourth rotary joint 8 are horizontally and rotatably connected.

Specifically, the third rotary joint 7 is provided with a rotary shaft 9, the fourth rotary joint 8 is provided with a rotary sleeve 10, and the rotary shaft 9 is pivoted with the rotary sleeve 10. An axial limiting structure is arranged between the rotary sleeve 10 and the rotary shaft 9 to prevent the rotary sleeve 10 from being separated from the rotary shaft 9 during use.

The axial limit structure comprises an annular positioning groove 901 arranged on the outer wall of the rotating shaft 9 and a positioning protrusion 1001 arranged on the inner wall of the rotating sleeve 10, wherein the positioning protrusion 1001 is clamped with the positioning groove 901. The positioning boss 1001 has a certain elasticity to facilitate the disassembly and assembly. The outer wall of the rotating sleeve 10 is provided with an anti-slip structure 1002. The anti-skid structure is vertical grooves which are arranged at equal intervals along the circumference of the rotary sleeve.

The first rotary joint 2, the second rotary joint 5, the third rotary joint 7 and the fourth rotary joint 8 are pitching rotary joints, one side face of the pitching rotary joints is provided with a manual tightening knob 11, the other side face of the pitching rotary joints is provided with an inner hexagonal screw, and the tightening degree can be adjusted through a manual or screw driver.

Although the present utility model has been described in detail with reference to the embodiments, it should be understood that the utility model is not limited to the preferred embodiments, but is capable of modification and equivalents to some of the features described in the foregoing embodiments, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a rotatory cantilever support of multi freedom, includes fixation clamp, first rotary joint, first cantilever, second rotary joint and equipment connecting piece, its characterized in that: the one end that first cantilever kept away from the fixation clamp is equipped with the third rotary joint, the one end that the second cantilever kept away from the equipment connecting piece is equipped with the fourth rotary joint, the third rotary joint with the fourth rotary joint level rotates to be connected.

2. The multi-degree of freedom rotating cantilever according to claim 1, wherein: the third rotary joint is provided with a rotary shaft, the fourth rotary joint is provided with a rotary sleeve, and the rotary shaft is pivoted with the rotary sleeve.

3. The multi-degree of freedom rotating cantilever according to claim 2, wherein: an axial limiting structure is arranged between the rotary sleeve and the rotary shaft.

4. A multi-degree of freedom rotary cantilever according to claim 3, wherein: the axial limiting structure comprises an annular positioning groove arranged on the outer wall of the rotating shaft and a positioning protrusion arranged on the inner wall of the rotating sleeve, and the positioning protrusion is clamped with the positioning groove.

5. The multi-degree of freedom rotating cantilever according to claim 4, wherein: the outer wall of the rotary sleeve is provided with an anti-slip structure.

6. The multi-degree of freedom rotating cantilever according to claim 5, wherein: the anti-skid structure is vertical grooves which are arranged at equal intervals along the circumference of the rotary sleeve.