CN220314894U - Rotary adjusting structure and bracket thereof - Google Patents

Abstract

The utility model belongs to the technical field of 3C accessories, and relates to a rotation adjusting structure and a bracket thereof, wherein the rotation adjusting structure comprises a base, a knob, a matched compression assembly and a first connecting arm; the matched compression assembly is fixedly arranged on the base, and is penetrated in the knob to form limit with the knob; the first connecting arm is rotatably and slidably limited between the knob and the base. Rotating the knob, wherein the knob is matched with the matched pressing assembly to press the first connecting arm on the base; the knob is rotated, and the knob loosens the compression of the first connecting arm. According to the rotary adjusting structure, the matched pressing assembly is fixedly arranged on the base and penetrates through the knob to form limit with the knob, so that the matched pressing assembly, the knob and the base are mutually inseparable, a user can not fall off when adjusting, and the trouble of reinstallation or the risk of falling and losing are avoided.

Description

Rotary adjusting structure and bracket thereof

Technical Field

The utility model relates to the technical field of 3C accessories, in particular to a rotation adjusting structure and a bracket thereof.

Background

The mobile phone support is one of the common 3C accessories for supporting and fixing the mobile phone, and is popular with consumers because the mobile phone support can greatly improve the convenience of using the mobile phone and has high demand.

The adjustable cantilever base support is one kind of mobile phone support. The mode that adjustable cantilever base support in the existing market adopted is that simple knob screws and realizes the regulation and the fixed of cantilever, but the knob can unscrew completely, has the trouble of needs reinstallation or drops and lose the risk.

Disclosure of Invention

The utility model aims to provide a rotary adjusting structure and a bracket thereof, and a user can not drop a knob when adjusting the rotary adjusting structure, so that the trouble of reinstallation or the risk of dropping and losing are avoided.

The utility model discloses a rotation adjusting structure, which comprises a base, a knob, a matched pressing assembly and a first connecting arm, wherein the knob is arranged on the base; the matched compression assembly is fixedly arranged on the base, and is penetrated in the knob to form limit with the knob; the first connecting arm is rotatably and slidably limited between the knob and the base;

rotating the knob, wherein the knob is matched with the matched pressing assembly to press the first connecting arm on the base; the knob is rotated, and the knob loosens the compression of the first connecting arm.

Optionally, the mating compression assembly includes a first connector and a compression member; one end of the first connecting piece is fixed on the base, and the other end of the first connecting piece is arranged in the knob in a penetrating way and is connected with the compressing piece; the surface of the knob, which faces the pressing piece, is provided with a first convex table surface, and the surface of the pressing piece, which faces the first connecting piece, is provided with a second convex table surface; one end of the first convex table surface and/or the second convex table surface is provided with an inclined surface;

rotating the knob, wherein the first raised table surface and the second raised table surface are opposite to each other, so that the knob presses the first connecting arm on the base; the knob is rotated, the first raised table surface and the second raised table surface are staggered, and the knob loosens the compression of the first connecting arm.

Optionally, a first cavity is formed on the knob, the first raised table surface is arranged on the bottom surface of the first cavity, the pressing piece is accommodated in the first cavity, and the peripheral outline of the pressing piece is matched with the first cavity.

Optionally, a second arc-shaped groove is formed in the first protrusion table top, a second arc-shaped protrusion is formed in the second protrusion table top, and when the first protrusion table top and the second protrusion table top are opposite to each other, the second arc-shaped protrusion is embedded into the second arc-shaped groove; and/or

The bottom surface of the first cavity is a first surface except the first raised table top part; the surface of the pressing piece facing the first connecting piece is divided into a second surface by a second raised table surface part; the first surface is provided with a third arc-shaped groove, the second surface is provided with a third arc-shaped protrusion, and when the first protrusion table surface and the second protrusion table surface are staggered, the third arc-shaped protrusion is embedded into the third arc-shaped groove.

Optionally, the matched compression assembly comprises a bolt and a first limiting piece, a first through hole is formed in the knob, and a nut is arranged in the first through hole; one end of the bolt is fixed on the base, and the other end of the bolt passes through the nut and is connected with the compression piece to form limit on the rotary knob; the bolt is in threaded fit with the nut.

Optionally, the base comprises a chassis and a turntable, and the turntable is rotatably installed on the chassis; the first connecting arm is limited on the chassis so that the first connecting arm can rotate along with the chassis.

Optionally, a first resisting part is arranged on the turntable, a first opening is formed in the first connecting arm, and the first resisting part is embedded in the first opening.

Optionally, the first opening extends along the axial direction of the first connecting arm, and the first opening is sleeved on the matched pressing component.

Optionally, the one side of carousel towards the chassis is provided with first arc arch, and the one side of chassis towards the carousel is provided with a plurality of first arc recesses, and a plurality of first arc recesses are in on the bellied rotation orbit of first arc.

The utility model also discloses a bracket comprising the rotation adjusting structure.

According to the rotary adjusting structure, the matched pressing assembly is fixedly arranged on the base and penetrates through the knob to form limit with the knob, so that the matched pressing assembly, the knob and the base are mutually inseparable, a user can not fall off when adjusting, and the trouble of reinstallation or the risk of falling and losing are avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. It is evident that the figures in the following description are only some embodiments of the utility model, from which other figures can be obtained without inventive effort for a person skilled in the art. In the drawings:

FIG. 1 is a schematic view of a rotation adjustment structure according to an embodiment of the present utility model;

FIG. 2 is a partial cross-sectional view of a rotation adjustment structure according to one embodiment of the present utility model;

FIG. 3 is another partial cross-sectional view of a rotary adjustment structure according to one embodiment of the present utility model;

FIG. 4 is a schematic view of a knob according to an embodiment of the utility model;

FIG. 5 is a schematic view of a compression member according to an embodiment of the present utility model;

FIG. 6 is a partial cross-sectional view of a rotation adjustment structure according to another embodiment of the present utility model;

FIG. 7 is an exploded schematic view of a rotation adjustment structure according to another embodiment of the present utility model;

FIG. 8 is a schematic view of a first link arm and turntable according to an embodiment of the utility model;

fig. 9 is a schematic view of a chassis of an embodiment of the present utility model.

1, a base; 11. a chassis; 111. a first arcuate recess; 12. a turntable; 121. a first resisting part; 122. a first arc-shaped protrusion; 13. an adhesive layer; 2. a knob; 21. a first cavity; 211. a first raised mesa; 211a, a second arc-shaped groove; 212. a first surface; 212a, a third arcuate recess; 22. a first via; 23. a nut; 3. matching with a pressing component; 31. a first connector; 32. a pressing member; 321. a second raised mesa; 321a, inclined plane; 321b, a second arc-shaped protrusion; 322. a second surface; 322a, third arc-shaped protrusions; 323. a second cavity; 33. a bolt; 34. a first limiting member; 35. a second limiting piece; 4. a first connecting arm; 41. a first opening; 5. a decorative sheet; 6. a second connecting arm; 7. ball head.

Detailed Description

It is to be understood that the terminology used herein, the specific structural and functional details disclosed are merely representative for the purpose of describing particular embodiments, but that the utility model may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

The utility model is described in detail below with reference to the attached drawings and alternative embodiments.

As shown in fig. 1 to 9, as an embodiment of the present utility model, a rotation adjusting structure is disclosed, specifically as shown in fig. 1 to 3, the rotation adjusting structure includes a base 1, a knob 2, a mating pressing assembly 3, and a first connecting arm 4; the matched compression assembly 3 is fixedly arranged on the base 1 and is penetrated in the knob 2 to form limit with the knob 2; the first connecting arm 4 is rotatably and slidably restrained between the knob 2 and the base 1.

Rotating the knob 2, wherein the knob 2 is matched with the matched pressing assembly 3 to press the first connecting arm 4 on the base 1; the knob 2 is rotated, and the knob 2 releases the compression of the first connecting arm 4.

According to the rotary adjusting structure, the matched pressing component 3 is arranged, the matched pressing component 3 is fixedly arranged on the base 1 and penetrates through the knob 2 to form limit with the knob 2, so that the matched pressing component 3, the knob 2 and the base 1 are mutually inseparable, and when a user adjusts the rotary adjusting structure, the knob 2 cannot fall off, and the trouble of reinstallation or the risk of falling and losing are avoided.

Specifically, the first connecting arm 4 is located between the knob 2 and the base 1, and is capable of rotatably adjusting the use angle. Through rotatory knob 2, knob 2 forms the cooperation with cooperation clamp assembly 3, compresses tightly first linking arm 4 on base 1 through the cooperation of both, realizes the fixed of first linking arm 4. The knob 2 is rotated, and the knob 2 releases the compression of the first connecting arm 4, at which time the first connecting arm 4 can be adjusted. Simultaneously, first linking arm 4 slidable limit in between knob 2 and base 1 can realize the flexible regulation of first linking arm 4 use length to can change the use length of first linking arm 4, rotation regulation structure's use is more convenient.

For the specific implementation of the mating compression assembly 3, in one embodiment thereof, as shown in fig. 2-5, the mating compression assembly 3 includes a first connector 31, a compression member 32; one end of a first connecting piece 31 is fixed on the base 1, and the other end is arranged in the knob 2 in a penetrating way and is connected with the pressing piece 32; the surface of the knob 2 facing the pressing piece 32 is provided with a first raised table surface 211, and the surface of the pressing piece 32 facing the first connecting piece 31 is provided with a second raised table surface 321; one end of the first raised mesa 211 and/or the second raised mesa 321 is provided with a bevel 321a.

Rotating the knob 2, the first raised table 211 and the second raised table 321 are propped against each other, so that the knob 2 presses the first connecting arm 4 on the base 1; rotating the knob 2, the first raised table 211 and the second raised table 321 are staggered, and the knob 2 releases the compression of the first connecting arm 4. In this solution, the limitation of the knob 2 is achieved by the arrangement of the first connecting piece 31 and the pressing piece 32. Further, a first protruding table top 211 is arranged on the surface, facing the pressing piece 32, of the knob 2, a second protruding table top 321 is arranged on the surface, facing the first connecting piece 31, of the pressing piece 32, the first protruding table top 211 and the second protruding table top 321 are relatively propped against each other by rotating the knob 2, and the knob 2 can be pushed, so that the knob 2 presses the first connecting arm 4 on the base 1, and the first connecting arm 4 is fixed. Rotating the knob 2 causes the first raised table 211 and the second raised table 321 to be staggered, the knob 2 releases the compression of the first connecting arm 4, and the first connecting arm 4 can be movably adjusted. The first connection arm 4 is tightly pressed by adopting the matching mode of the first protruding table 211 and the second protruding table, so that the pressing effect is good, and the pressing is not easy to loosen relative to the pressing mode of the threaded knob.

Specifically, the first connecting member 31 may be a pin, and the pressing member 32 may be fixed to the pin by the second limiting member 35. The second stopper 35 may be a rivet. The first protrusion table 211 and the second protrusion surface can move relatively and in a staggered manner through the inclined surface 321a, and when the first protrusion table 211 is opposite to the second protrusion surface, the first protrusion table 211 is propped against the second protrusion surface, so that the knob 2 is pushed, and the first connecting arm 4 is pressed. The first protrusion mesa 211 may be provided in two opposite directions, and the second protrusion mesa 321 may be provided in two opposite directions. Inclined surfaces 321a can be arranged at both ends of the first convex mesa 211 and the second convex mesa 321, so that the first convex mesa 211 can be conveniently rotated onto the second convex mesa 321.

Alternatively, as shown in fig. 4 to 5, the first protrusion mesa 211 is provided with a second arc-shaped groove 211a, the second protrusion mesa 321 is provided with a second arc-shaped protrusion 321b, and when the first protrusion mesa 211 and the second protrusion mesa 321 are abutted against each other, the second arc-shaped protrusion 321b is embedded into the second arc-shaped groove 211 a. The cooperation of the second arcuate projection 321b and the second arcuate recess 211a may act as a positioning function when the first projection mesa 211 and the second projection mesa 321 are relatively abutted.

Optionally, as shown in fig. 3, the knob 2 is provided with a first cavity 21, the first raised table 211 is disposed on the bottom surface of the first cavity 21, and the pressing member 32 is accommodated in the first cavity 21. In this embodiment, the first cavity 21 may be used to house the pressing member 32, so as to reduce the overall volume of the rotation adjustment structure. Specifically, the outer circumferential profile of the pressing member 32 matches the first cavity 21, and the installation of the pressing member 32 is more stable. The pressing member 32 may be covered with the decorative sheet 5 to cover the first cavity 21, thereby improving the aesthetic appearance. The pressing member 32 may be provided with a second cavity 323, and the second limiting member 35 for fixing the pressing member 32 is accommodated in the second cavity 323.

Further, the bottom surface of the first cavity 21 except the first raised mesa 211 is a first surface 212; the surface of the pressing member 32 facing the first connecting member 31 except the second raised mesa 321 is a second surface 322; the first surface 212 is provided with a third arc-shaped groove 212a, the second surface 322 is provided with a third arc-shaped protrusion 322a, and when the first protrusion table 211 and the second protrusion table 321 are staggered, the third arc-shaped protrusion 322a is embedded into the third arc-shaped groove 212 a. The mating of the third arcuate projection 322a and the third arcuate recess 212a may provide a locating function when the first projection land 211 and the second projection land 321 are offset.

For the specific implementation of the mating compression assembly 3, in another embodiment, as shown in fig. 6 to 7, the mating compression assembly 3 includes a bolt 33 and a first limiting member 34, a first through hole 22 is formed on the knob 2, and a nut 23 is installed in the first through hole 22; one end of a bolt 33 is fixed on the base 1, and the other end passes through the nut 23 and is connected with the pressing piece 32 to limit the rotation knob 2; the bolt 33 is screw-fitted with the nut 23. In this solution, the limitation of the knob 2 is achieved by the arrangement of the bolt 33 and the first limiting member 34. Further, a nut 23 is arranged in the first through hole 22 to be in threaded fit with the bolt 33, and the knob 2 is rotated to enable the knob 2 to press the first connecting arm 4 on the base 1, so that the first connecting arm 4 is fixed. The knob 2 is unscrewed and the first connecting arm 4 can be movably adjusted. The nut 23 and the bolt 33 are matched to compress and loosen the first connecting arm 4, so that stepless adjustment can be realized. Specifically, the nut 23 may be a locknut 23, and the first stopper 34 may be a rivet.

Alternatively, as shown in fig. 6, the knob 2 is provided with a first cavity 21, the first via hole 22 is formed on the bottom surface of the first cavity 21, and the first limiting member 34 is accommodated in the first cavity 21. In this embodiment, the first cavity 21 may be used to accommodate the first limiting member 34, thereby reducing the overall volume of the rotation adjustment structure. The first cavity 21 can be covered with the decorative sheet 5 to cover the first cavity 21, thereby improving the aesthetic degree.

Alternatively, as shown in fig. 1, the base 1 includes a chassis 11 and a turntable 12, the turntable 12 being rotatably mounted on the chassis 11; the first connecting arm 4 is limited on the chassis 11, so that the first connecting arm 4 can rotate along with the chassis 11. In this solution, by providing the turntable 12, the first connecting arm 4 is limited on the chassis 11 to rotate with the chassis 11.

Alternatively, as shown in fig. 7 to 8, the turntable 12 is provided with a first resisting portion 121, the first connecting arm 4 is provided with a first opening 41, and the first resisting portion 121 is embedded in the first opening 41. In this embodiment, the first connection arm 4 is limited on the turntable 12 by the cooperation of the first resisting portion 121 and the first opening 41, and can rotate together with the turntable 12.

Alternatively, the first opening 41 is arranged along the axial extension of the first connecting arm 4, and the first opening 41 is sleeved on the matched pressing assembly 3. In this scheme, the first opening 41 extends along the axial direction of the first connecting arm 4, and the first opening 41 is sleeved on the mating compression assembly 3, and the first connecting arm 4 can slide within the length range of the first opening 41 to achieve length adjustment, so that the length adjustment of the rotation adjustment structure is achieved. The first abutment 121 and the mating compression assembly 3 may both act as guides when the first connecting arm 4 slides. Specifically, the first opening 41 is sleeved on the first connecting member 31 or the bolt 33.

Alternatively, as shown in fig. 2 and 9, a first arc-shaped protrusion 122 is disposed on a surface of the turntable 12 facing the chassis 11, and a plurality of first arc-shaped grooves 111 are disposed on a surface of the chassis 11 facing the turntable 12, where the plurality of first arc-shaped grooves 111 are located on a rotation track of the first arc-shaped protrusion 122. In this scheme, through the cooperation of first arc protruding 122 and first arc recess 111, carousel 12 is at pivoted in-process, and the in-process that first arc protruding 122 imbeds first arc recess 111 can provide rotation feedback for rotating, and first arc protruding 122 imbeds in first arc recess 111 simultaneously also can assistance-localization real-time carousel 12, lets first linking arm 4 compress tightly fixedly more stable.

Specifically, as shown in fig. 2 and 3, the bottom of the chassis 11 is stuck with an adhesive layer 13, and the adhesive layer 13 is used to stick and fix the chassis 11 to a mounting position, for example, to an automobile center console or to the back of a center console display screen.

Specifically, as shown in fig. 1, the rotation adjustment structure includes a second connection arm 6, and the second connection arm 6 is rotatably connected with one end of the first connection arm 4 away from the base 1, so that the second connection arm 6 can rotatably adjust a use angle, or rotatably fold and store. The rotary adjusting structure further comprises a ball head 7, and the ball head 7 is rotationally connected with one end, far away from the first connecting arm 4, of the second connecting arm 6, so that the ball head 7 can rotationally adjust a use angle or rotationally fold and store. The ball head 7 can be connected with a clamping mechanism, a magnetic attraction mechanism and the like.

The utility model also discloses a bracket comprising the rotation adjusting structure.

The above description of the utility model in connection with specific alternative embodiments is further detailed and it is not intended that the utility model be limited to the specific embodiments disclosed. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims (10)

1. The rotary adjusting structure is characterized by comprising a base, a knob, a matched pressing assembly and a first connecting arm; the matched compression assembly is fixedly arranged on the base, penetrates through the knob and forms a limit with the knob; the first connecting arm is rotatably and slidably limited between the knob and the base;

rotating the knob, wherein the knob is matched with the matched pressing assembly to press the first connecting arm on the base; and rotating the knob, and loosening the compression of the first connecting arm by the knob.

2. The rotary adjustment mechanism of claim 1, wherein the mating compression assembly comprises a first connector, a compression member; one end of the first connecting piece is fixed on the base, and the other end of the first connecting piece is arranged in the knob in a penetrating way and is connected with the compressing piece; the surface of the knob, which faces the pressing piece, is provided with a first protruding table surface, and the surface of the pressing piece, which faces the first connecting piece, is provided with a second protruding table surface; one end of the first convex table surface and/or the second convex table surface is provided with an inclined surface;

rotating the knob, wherein the first raised table surface and the second raised table surface are opposite to each other, so that the knob presses the first connecting arm on the base; and rotating the knob, wherein the first raised table surface and the second raised table surface are staggered, and the knob releases the compression of the first connecting arm.

3. The rotary adjusting structure according to claim 2, wherein the knob is provided with a first cavity, the first raised table surface is arranged on the bottom surface of the first cavity, the pressing piece is accommodated in the first cavity, and the peripheral outline of the pressing piece is matched with the first cavity.

4. The rotary adjustment mechanism according to claim 3, wherein a second arcuate recess is provided in the first raised table, a second arcuate projection is provided in the second raised table, and the second arcuate projection is embedded in the second arcuate recess when the first raised table and the second raised table are opposed against each other; and/or

The first cavity bottom surface except the first raised mesa portion is a first surface; the surface of the pressing piece facing the first connecting piece is a second surface except the second raised table top part; the first surface is provided with a third arc-shaped groove, the second surface is provided with a third arc-shaped protrusion, and when the first protrusion table top and the second protrusion table top are staggered, the third arc-shaped protrusion is embedded into the third arc-shaped groove.

5. The rotary adjustment mechanism of claim 2, wherein the mating compression assembly comprises a bolt and a first stop, the knob having a first through hole in which a nut is mounted; one end of the bolt is fixed on the base, and the other end of the bolt penetrates through the nut and is connected with the pressing piece to limit the knob; the bolt is in threaded fit with the nut.

6. The rotary adjustment structure according to any one of claims 1 to 5, wherein the base includes a chassis and a turntable rotatably mounted on the chassis; the first connecting arm is limited on the chassis, so that the first connecting arm can rotate along with the chassis.

7. The rotary adjustment mechanism according to claim 6, wherein the turntable is provided with a first abutment portion, the first connecting arm is provided with a first opening, and the first abutment portion is embedded in the first opening.

8. The rotary adjustment mechanism of claim 7, wherein the first opening is disposed along an axial extension of the first connecting arm, the first opening being sleeved on the mating compression assembly.

9. The rotary adjustment mechanism according to claim 6, wherein a first arcuate projection is provided on a side of the turntable facing the base plate, a plurality of first arcuate grooves are provided on a side of the base plate facing the turntable, and the plurality of first arcuate grooves are located on a rotational locus of the first arcuate projection.

10. A bracket comprising a rotation adjustment structure according to any one of claims 1 to 9.