CN220851296U - Rotary base structure - Google Patents

Abstract

The utility model relates to a rotating base structure, which comprises a main body shell, a rotating base and a rotating base, wherein the main body shell is used for integrally bearing; a rotation unit rotatably connected to the main body casing, the rotation unit including a first rotation body and a second rotation body engaged with each other, the first rotation body and the second rotation body being fitted into the main body casing from upper and lower ends of the main body casing, respectively; the cover body is connected with the second rotating body through a connecting piece and is positioned above the first rotating body; and an elastic element disposed between the cover and the first rotating body to provide a rotation torque force of the rotating unit when the main body housing rotates. Compared with the existing rotating base, the rotating base has the advantages of being compact in structure and suitable for miniaturized electronic products. This will help to meet the demands of miniaturized electronics markets and provide a better user experience.

Description

Rotary base structure

Technical Field

The utility model relates to the technical field of electronic product bases, in particular to a rotating base structure.

Background

A swivel base is a base design used in different products, such as a liquid crystal television, display or other electronic device. The existing rotating bracket generally comprises a main body base, a rotating bracket and a torque mechanism; the main body base is a platform or base plate and is used for supporting a television and providing a stable basic bracket; the swivel mount is typically located above the main body base and is connected to the base by a shaft. It allows the television to rotate in the horizontal direction to adjust according to the viewing angle requirements; the torque mechanism provides torque on the rotating shaft so that the user can easily rotate the television, a common torque mechanism including gears and bearing structures.

However, the above-mentioned rotating base structure has some drawbacks, one of which is not suitable for miniature electronic products, such as small-sized sound boxes. This is because conventional swivel base structures are typically designed for larger devices, which are bulky and do not meet the size requirements of the miniature product. In addition, microelectronic products often require a more compact design to meet portability and space constraints. Therefore, there is a need to develop a swivel base for small electronic products and solve the above problems.

Disclosure of utility model

Based on the above, the present utility model provides a rotating base structure to solve the above-mentioned problems.

In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:

A swivel base structure comprising:

A main body housing for integral carrying use;

A rotation unit rotatably connected to the main body casing, the rotation unit including a first rotation body and a second rotation body engaged with each other, the first rotation body and the second rotation body being fitted into the main body casing from upper and lower ends of the main body casing, respectively;

The cover body is connected with the second rotating body through a connecting piece and is positioned above the first rotating body; and

The elastic element is arranged between the cover body and the first rotating body so as to provide rotating torsion force for the rotating unit when the main body shell rotates.

Further, the main body housing includes a shell; the middle part of the shell is penetrated with a shell through hole; the shell through hole extends along the center direction of the shell through hole to form an assembly flange; the shell through hole takes the assembly flange as a dividing surface and is respectively provided with a first placing groove and a second placing groove from top to bottom; the first placing groove is used for aligning and assembling the first rotating body; the second placing groove is used for aligning and assembling the second rotating body.

Further, the first rotating body comprises a first disc body; the upper end face of the first tray body extends upwards to form a first assembling boss, and the lower end face extends downwards to form a second assembling boss; the first assembling boss and the second assembling boss are penetrated by a fit through hole; the engagement through hole is used for carrying out engagement connection on the second rotating body.

Further, the shape of the fit through hole is a rectangular shape.

Further, the second rotating body comprises a second disc body; a third assembling boss extends upwards from the upper end surface of the second disc body; and the third assembly boss is provided with a downward extending avoidance through groove.

Further, the lower end face of the second disc body is provided with an anti-slip contact.

Further, the edge of the cover body is downwards extended to form an edge extension wall, and the middle part of the cover body is provided with a downwards-settled central groove.

Further, the elastic element is a wave spring.

Further, the connecting piece is a screw; the cover body is provided with an assembly hole; the assembly hole allows the body of the connector to pass through; a threaded hole is formed in the second rotating body at a position corresponding to the assembly hole; the connecting piece passes through the assembly hole and is connected with the threaded hole.

Further, a gasket is also included; the gasket is disposed between the rotation unit and the main body housing.

The utility model has the beneficial effects that:

Compact structure is applicable to miniaturized electronic product: compared with the prior large structure of the base matched with the rotating shaft, the rotating base structure has the advantages of compact structure and suitability for miniaturized electronic products by arranging the rotating units at the upper end and the lower end in the main body shell and arranging the cover body above the first rotating body.

The rotating unit is composed of a first rotating body and a second rotating body which are mutually matched, and the first rotating body and the second rotating body are assembled at the upper end and the lower end of the main body shell, so that stable connection is realized. This co-operating structure provides good rotational performance and reliability. In order to enable the first rotating body and the second rotating body to synchronously rotate, the shape of the fit through hole is a round corner rectangle, the first rotating body and the second rotating body are fixedly connected relatively after fit connection, synchronous rotation is achieved, additional accessories such as screws, rivets and fastening structures are not needed to be used for assembly locking, assembly efficiency is improved, the whole size is reduced, and the electronic device is more suitable for being used in small electronic products.

The assembly efficiency is high: this rotating base structure is through being equipped with the main part shell, assemble in the rotary unit at both ends about the main part shell and the lid that meets with the rotary unit, when the assembly, at first with the rotary unit from upper and lower both sides opposite plug to in the main part shell, place the elastic element again on the rotary unit afterwards and lock the lid, can accomplish the assembly, compare in current complicated base structure, improved assembly efficiency greatly.

Drawings

FIG. 1 is a schematic view of the front overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the back side of the present utility model;

FIG. 3 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 4 is a schematic view of the front and back side structure of the main body casing of the present utility model;

FIG. 5 is a schematic view showing the structure of the front and back surfaces of the first rotating body according to the present utility model;

FIG. 6 is a schematic view showing the structure of the front and back surfaces of the second rotating body according to the present utility model;

FIG. 7 is a schematic view of the front and back sides of the cover of the present utility model;

FIG. 8 is a schematic top view of the present utility model;

FIG. 9 is a schematic cross-sectional view of the structure at A-A of FIG. 8;

fig. 10 is a schematic view of a partial cross-sectional structure of the present utility model.

10. A main body housing; 11. a housing; 12. a housing through hole; 13. assembling the flange; 14. a first placement groove; 15. a second placement groove; 16. assembling steps;

20. A rotating unit; 21. a first rotating body; 21a, a first disc; 21b, a first assembly boss; 21c, a second assembly boss; 21d, fitting the through hole; 22. a second rotating body; 22a, a second disc; 22b, a third assembly boss; 22c, avoiding the through groove; 22d, anti-slip contacts; 22e, threaded holes;

30. A cover body; 31. an edge extension wall; 32. a central groove; 33. a fitting hole; 34. a connecting piece;

40. An elastic element;

50. A gasket;

60. And (5) elastically assembling the space.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 1-10, a swivel base structure, comprising: a main body casing 10, a rotation unit 20, a cover 30, and an elastic member 40;

The main body housing 10 is used for integral bearing; in the present embodiment, the main body casing 10 includes a housing 11; a shell through hole 12 penetrates through the middle part of the shell 11; the shell through hole 12 is extended with an assembling flange 13 along the center direction; the housing through hole 12 is provided with a first placing groove 14 and a second placing groove 15 from top to bottom by taking the assembly flange 13 as a dividing surface; the first placing groove 14 is used for aligning and assembling the first rotating body 21; the second placing groove 15 is used for the second rotating body 22 to be assembled in an aligned manner;

The main body casing 10 is provided with a product assembling groove, specifically, the product assembling groove comprises an assembling step 16 arranged at the top edge of the casing 11 for butt-assembling products;

The rotating unit 20 is rotatably connected to the main body casing 10, the rotating unit 20 includes a first rotating body 21 and a second rotating body 22 engaged with each other, and the first rotating body 21 and the second rotating body 22 are respectively assembled to the main body casing 10 from upper and lower ends of the main body casing 10;

In the present embodiment, the first rotating body 21 includes a first disk 21a; the upper end surface of the first disc body 21a extends upwards to form a first assembling boss 21b, and the lower end surface extends downwards to form a second assembling boss 21c; the first to second fitting bosses 21b to 21c are penetrated with engaging through holes 21d; the engagement through hole 21d is used for the engagement connection of the second rotating body 22; when assembled, the first tray 21a is correspondingly arranged in the first placing groove 14 of the main body shell 10, and the second assembling boss 21c is correspondingly positioned on the inner periphery of the assembling flange 13;

Further, in order to enable the first rotating body 21 and the second rotating body 22 to rotate synchronously, the shape of the fit through hole 21d is a rounded rectangle, and the first rotating body 21 and the second rotating body 22 are fixedly connected relatively after fit connection, so that synchronous rotation is achieved, no additional accessories such as screws, rivets and fastening structures are needed for assembly locking, assembly efficiency is improved, the whole volume is reduced, and the device is more suitable for being used in small electronic products;

The second rotating body 22 includes a second disc 22a; a third assembling boss 22b extends upwards from the upper end surface of the second disc body 22a; the third assembling boss 22b is provided with a downward extending avoidance through groove 22c; the shape of the third fitting boss 22b is fitted with the fitting through hole 21 d; when in assembly, the third assembly boss 22b is upwards inserted into the fit through hole 21d in a fit manner, and the third tray body is correspondingly positioned in the second placing groove 15 of the main body shell 10;

In order to increase the anti-slip performance, the lower end surface of the second disc body 22a is provided with an anti-slip contact 22d to increase the friction force;

The cover 30 is connected with the second rotating body 22 through a connecting piece 34 and is positioned above the first rotating body 21; in this embodiment, the edge of the cover 30 extends downward to form an edge extension wall 31, and a central recess 32 that is settled downward is disposed in the middle; after assembly, an elastic assembly space for assembling the elastic member 40 is formed between the rim extension wall 31, the cover body 30, the first assembly boss 21b, and the first tray body 21 a; the elastic assembly space 60 formed by the structure occupies small space, so that the assembly possibility of the damping piece in a small electronic product is realized;

The elastic member 40 is disposed between the cover 30 and the first rotating body 21 to provide a rotation torque force of the rotating unit 20 when the main body casing 10 rotates; in this embodiment, the elastic element 40 is a wave spring, and because the axial distance of the elastic assembly space is short, the wave spring has smaller size and volume than the traditional spring, so that the rotation damping can be realized in the limited axial space, the weight and space requirements for the whole assembly are reduced; moreover, unlike conventional springs, the damping characteristics of the wave spring plate can be adjusted and customized by changing the geometry, material characteristics and fixing modes thereof, and nonlinear damping characteristics can be provided; this means that in the rotation process, the damping capacity of the waveform shrapnel can be adjusted according to the stress condition so as to realize different damping behaviors;

For the connection member 34, in this embodiment, a screw is selected for the connection member 34; the cover body 30 is provided with an assembly hole 33; the assembly hole 33 allows the body of the connecting piece 34 to pass through, namely the inner diameter of the assembly hole 33 is above the outer diameter of the screw thread of the screw; a threaded hole 22e is provided in the second rotating body 22 at a position corresponding to the assembly hole 33; the connecting piece 34 passes through the assembly hole 33 and is connected with the threaded hole 22e; specifically, the connecting piece 34 is a screw, the outer diameter of a nut at the upper end of the screw is larger than that of the assembly hole 33, and the cover body 30 can be axially locked; after assembly, the cover 30 leaves a corresponding axial movement space according to the different lengths of the connectors 34;

Further, to improve the smooth rotation feeling, a gasket 50 is further included; the gasket 50 is provided between the rotation unit 20 and the main body casing 10; because the torsion of the rotating base is generated by the rebound of the elastic element 40, the rebound force of the elastic element 40 is converted into the clamping friction force of the first rotating body 21 and the second rotating body 22 on the main body shell 10, and the clamping friction force is generated between the first rotating body 21 and the first placing groove 14 and between the second rotating body 22 and the second placing groove 15, in the embodiment, the gasket 50 is arranged between the second placing groove 15 and the second disc 22a, so that the friction force between the second rotating body 22 and the main body shell 10 can be reduced, the generation area of the clamping friction force is concentrated between the first rotating body 21 and the first placing groove 14, the adjustment impurity is reduced, the adjustment interval is improved, and the whole torsion of the rotating base is easier to control, thereby providing smoother hand feeling.

Working principle:

After the rotary base structure is assembled, the main housing 10 and the product body are assembled to form a finished product. At this time, the main body case 10 is a rotation end, and the rotation unit 20, the cover 30, and the elastic unit are relatively stationary ends.

The first rotating body 21 and the second rotating body 22 are installed at two ends of the main body casing 10, the cover body 30 is connected with the second rotating body 22 through the connecting piece 34, the cover body 30 is located above the first rotating body 21, the elastic element 40 is placed between the cover body 30 and the first rotating body 21, the cover body 30 is pushed up by the resilience force of the elastic element 40, the cover body 30 drives the second rotating body 22 to move upwards through the connecting piece 34, namely, the main body casing 10 is clamped between the first rotating body 21 and the second rotating body 22, the resilience force of the elastic element 40 is converted into friction force between the rotating unit 20 and the main body casing 10, and therefore damping hand feeling during rotation is provided.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A swivel base structure, comprising:

A main body housing for integral carrying use;

A rotation unit rotatably connected to the main body casing, the rotation unit including a first rotation body and a second rotation body engaged with each other, the first rotation body and the second rotation body being fitted into the main body casing from upper and lower ends of the main body casing, respectively;

The cover body is connected with the second rotating body through a connecting piece and is positioned above the first rotating body; and

The elastic element is arranged between the cover body and the first rotating body so as to provide rotating torsion force for the rotating unit when the main body shell rotates.

2. The swivel base structure of claim 1, wherein the main housing comprises a shell; the middle part of the shell is penetrated with a shell through hole; the shell through hole extends along the center direction of the shell through hole to form an assembly flange; the shell through hole takes the assembly flange as a dividing surface and is respectively provided with a first placing groove and a second placing groove from top to bottom; the first placing groove is used for aligning and assembling the first rotating body; the second placing groove is used for aligning and assembling the second rotating body.

3. The rotating base structure according to claim 1, wherein the first rotating body includes a first disk; the upper end face of the first tray body extends upwards to form a first assembling boss, and the lower end face extends downwards to form a second assembling boss; the first assembling boss and the second assembling boss are penetrated by a fit through hole; the engagement through hole is used for carrying out engagement connection on the second rotating body.

4. A swivel base structure according to claim 3, wherein the shape of the engagement hole is a rounded rectangular shape.

5. The swivel base structure of claim 1, wherein the second swivel body comprises a second disc; a third assembling boss extends upwards from the upper end surface of the second disc body; and the third assembly boss is provided with a downward extending avoidance through groove.

6. The rotating base structure according to claim 5, wherein the lower end surface of the second disc body is provided with an anti-slip contact.

7. A swivel base structure according to claim 1, wherein the rim of the cover extends downwardly with a rim extension wall, the middle portion being provided with a downwardly sinking central recess.

8. The rotating base structure according to claim 1, wherein the elastic element is a wave spring.

9. The rotating base structure according to claim 1, wherein the connecting member is a screw; the cover body is provided with an assembly hole; the assembly hole allows the body of the connector to pass through; a threaded hole is formed in the second rotating body at a position corresponding to the assembly hole; the connecting piece passes through the assembly hole and is connected with the threaded hole.

10. The swivel base structure of claim 1, further comprising a spacer; the gasket is disposed between the rotation unit and the main body housing.