Folding rotating shaft

Abstract

The utility model relates to the technical field of hinges, in particular to a folding rotating shaft which comprises a fixed part, a first movable part, a second movable part and a connecting assembly. The fixed part comprises a fixed hinge assembly; the first movable part is provided with two groups of first hinge assemblies and is connected to the fixed part and the second movable part; the second movable part comprises a second hinge assembly; the connecting assembly is connected to the fixed part, the first movable part and the second movable part. The two movable parts are connected to the two hinge assemblies and the fixed hinge assembly through the connecting assemblies respectively, so that the two movable parts are movably folded on the fixed part; the two groups of hinge assemblies are annularly provided with a plurality of damping grooves and limiting blocks respectively; when the limiting blocks are matched with the damping grooves, the two groups of movable parts can be limited in multiple directions, so that the practicability and the flexibility are improved; the damping bracket is movably mounted on the mounting base, so that the stability and the bearing capacity of the two groups of movable parts are enhanced; hinge folding is facilitated; the practicability is wide, and a certain application prospect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of hinges, in particular to a folding shaft. Background Art

[0002] A hinge, also known as a hinge, is a mechanical device used to connect two solids and allow them to rotate relative to each other. A hinge is composed of movable components or foldable materials, often used as a connecting mechanism, and is widely used in various electronic devices and their derivative products.

[0003] As people pursue more convenient use of these products, higher requirements are placed on various components in electronic devices and their derivative products. Most of the existing hinges are used for hinged opening and closing, which is not convenient for large-scale hovering or folding. Utility Model Content

[0004] In order to solve the above problems, the utility model provides a folding shaft, which solves the problem that the existing hinges are not convenient for hovering or folding over a large range.

[0005] The technical solution adopted by the utility model is: it includes a fixed part, a first movable part, a second movable part, and a connecting component, the fixed part includes a fixed hinge component; the first movable part includes a first hinge component, a support member, and a supporting hinge for hinged connection of the support member; the first hinge component is provided with two groups, one end of the two groups of the first hinge components is arranged at the fixed part, and the other end is arranged at the second movable part; the second movable part includes a second hinge component; the connecting component includes a first connecting member and a second connecting member; one end of the first connecting member is connected to the fixed hinge component, and the other end is connected to the first hinge component, and one end of the second connecting member is connected to the first hinge component, and the other end is connected to the second hinge component.

[0006] A further improvement to the above solution is that the fixing portion further includes a fixing base, and one end of the fixing hinge assembly is fixedly mounted on the fixing base.

[0007] A further improvement to the above solution is that the fixed base includes a fixed groove and two groups of fixed components arranged on the fixed groove, and the two groups of fixed components include a fixed frame and a fixed block arranged on the fixed frame.

[0008] A further improvement to the above solution is that a plurality of the fixing blocks are provided, and the plurality of the fixing blocks are distributed on the fixing frame in a cross shape.

[0009] A further improvement to the above solution is that the fixed hinge assembly includes a rotating shaft, and a limit assembly, a limit damper, and a fixing element for fixing the limit damper, which are sequentially arranged on the rotating shaft.

[0010] A further improvement to the above scheme is that the limit assembly includes a limit nut, a limit spring, and a limit ring; the limit ring is provided with a limit protrusion; the limit damper includes a limit frame, and a limit groove and a limit hole provided at both ends of the limit frame; the limit protrusion can be movably embedded in the limit groove, and the limit frame can use the limit hole to install the fixed hinge assembly on the fixed frame and fix it through the fixed block.

[0011] A further improvement to the above solution is that the first movable part also includes a first mounting base, and the first hinge assembly is mounted on the first mounting base; the second movable part also includes a second mounting base, and one end of the second hinge assembly is mounted on the second mounting base.

[0012] A further improvement to the above scheme is that the first hinge assembly includes a first limiting assembly, a first damping assembly, and a first fixing element; the first limiting assembly includes a first nut, a first spring sheet, and a first limiting piece; a plurality of first limiting blocks are provided on the first limiting piece, and the first damping assembly includes a first damping bracket and a plurality of first damping grooves provided on the first damping bracket; one end of the first limiting block can be movably embedded in the first damping groove; the second hinge assembly includes a second limiting assembly, a second damping assembly, and a second fixing element; the second limiting assembly includes a second nut, a second spring sheet, and a second limiting piece; a plurality of second limiting blocks are provided on the second limiting piece, and the second damping assembly includes a second damping bracket and a plurality of second damping grooves provided on the second damping bracket; one end of the second limiting block can be movably embedded in the second damping groove.

[0013] A further improvement to the above solution is that the support member is a bracket, and the support hinge is used for the bracket to perform hinged movement with the first movable part.

[0014] A further improvement to the above scheme is that the first connecting component and the second connecting component include a connecting body and a connecting groove arranged in the connecting body, and the connecting groove is provided with two groups, and the two groups of connecting grooves are used to connect the fixed hinge component with the first hinge component, and / or the first hinge component and the second hinge component.

[0015] The beneficial effects of the utility model are:

[0016] Compared with the existing rotating shaft, the utility model is connected to two groups of hinge components and a fixed hinge component respectively through two groups of connecting components, so that the two groups of movable parts can be folded on the fixed part; and the two groups of hinge components are respectively provided with a plurality of damping grooves and limit blocks in a ring shape; when the limit blocks and the damping grooves cooperate with each other, the two groups of movable parts can be limited at different angles, thereby improving the practicality and flexibility of the two groups of movable parts; and the two groups of movable parts and the two groups of hinge components are respectively provided with a mounting base and a damping bracket, and the damping bracket is installed on the mounting base, which can greatly enhance the stability and load-bearing capacity of the two groups of hinge components when driving the two groups of movable parts to move, and the structure is compact; the two groups of movable parts can be limited and folded at different angles; it has wide practicality and has certain application prospects. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the folding shaft of the utility model;

[0018] Figure 2 It is an exploded view of the fixing part of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the first movable part of the utility model;

[0020] Figure 4 It is an exploded view of the first hinge assembly of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the second movable part of the utility model;

[0022] Figure 6 It is an exploded view of the second hinge assembly of the utility model;

[0023] Figure 7 It is a folding schematic diagram of the folding shaft of the utility model.

[0024] Description of reference numerals: fixing part 1, fixing hinge assembly 11, fixing base 12, fixing groove 121, fixing assembly 122, fixing frame 123, fixing block 124, rotating shaft 13, limiting assembly 14, limiting nut 141, limiting spring 142, limiting ring 143, limiting protrusion 144, limiting damping 15, limiting frame 151, limiting groove 152, limiting hole 153, fixing element 16,

[0025] The first movable part 2, the first hinge assembly 21, the support member 22, the support hinge 23, the first mounting base 24, the first limiting assembly 25, the first nut 251, the first spring 252, the first limiting member 253, the first limiting block 254, the first damping assembly 26, the first damping bracket 261, the first damping groove 262, the first fixing element 27,

[0026] The second movable part 3, the second hinge assembly 31, the second mounting base 32, the second limiting assembly 33, the second nut 331, the second spring 332, the second limiting member 333, the second limiting block 334, the second damping assembly 34, the second damping bracket 341, the second damping groove 342, the second fixing element 35,

[0027] Connecting assembly 4 , first connecting member 41 , second connecting member 42 , connecting body 421 , connecting groove 422 . DETAILED DESCRIPTION

[0028] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The preferred embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0029] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time.

[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0031] like Figure 1-7 As shown, a folding shaft in an embodiment of the utility model includes: a fixed part 1, a first movable part 2, a second movable part 3, and a connecting component 4, wherein the fixed part 1 includes a fixed hinge component 11; the first movable part 2 includes a first hinge component 21, a support member 22, and a support hinge 23 for the hinge of the support member 22; the first hinge component 21 is provided with two groups, one end of the two groups of the first hinge components 21 is arranged on the fixed part 1, and the other end is arranged on the second movable part 3; the second movable part 3 includes a second hinge component 31; the connecting component 4 includes a first connecting member 41 and a second connecting member 42; one end of the first connecting member 41 is connected to the fixed hinge component 11, and the other end is connected to the first hinge component 21, and one end of the second connecting member 42 is connected to the first hinge component 21, and the other end is connected to the second hinge component 31.

[0032] like Figure 2As shown, the fixed part 1 also includes a fixed base 12, and one end of the fixed hinge assembly 11 is fixedly mounted on the fixed base 12. In this embodiment, the fixed base 12 facilitates the fixed hinge assembly 11 and the fixed part 1 to perform fixed hinge activities, improves the hinge strength of the fixed hinge assembly 11, and facilitates the hinge to be hinged.

[0033] The fixed base 12 includes a fixed groove 121 and two groups of fixed components 122 arranged on the fixed groove 121. The two groups of fixed components 122 include a fixed frame 123 and a fixed block 124 arranged on the fixed frame 123. In this embodiment, the fixed component 122 is used to enhance the stability between the fixed hinge component 11 and the fixed base 12, and the fixed component 122 is provided with a fixed frame 123 and a fixed block 124; when the fixed hinge component 11 is fixedly connected to the fixed base 12, it can be assembled and fixed, or disassembled and replaced through the fixed frame 123 and the fixed block 124, which is highly practical.

[0034] There are multiple fixing blocks 124, and the multiple fixing blocks 124 are distributed in a cross shape on the fixing frame 123. In this embodiment, the fixing blocks 124 are provided with multiple fixing blocks to strengthen the fixing stability between the fixed hinge assembly 11 and the fixed end, so that the first movable part 2 and the second movable part 3 can be used as movable hinges on the fixed part 1, which is highly practical.

[0035] The fixed hinge assembly 11 includes a rotating shaft 13, and a limiting assembly 14, a limiting damper 15, and a fixing element 16 for fixing the limiting damper 15, which are sequentially arranged on the rotating shaft 13. In this embodiment, the limiting damper 15 is limited and fixed by the limiting assembly 14 and the fixing element 16, so as to improve the stability of the limiting damper 15 during the opening and closing process of the fixed hinge assembly 11, so that the fixed hinge assembly 11 can be limited and fixed at multiple angles.

[0036] The limiting assembly 14 includes a limiting nut 141, a limiting spring sheet 142, and a limiting ring 143; the limiting ring 143 is provided with a limiting protrusion 144; the limiting damper 15 includes a limiting frame 151, and limiting grooves 152 and limiting holes 153 provided at both ends of the limiting frame 151; the limiting protrusion 144 can be movably embedded in the limiting groove 152, and the limiting frame 151 can be used to install the fixed hinge assembly 11 on the fixing frame 123 through the limiting hole 153 and fix it through the fixing block 124. In this embodiment, the limiting protrusion 144 on the limiting assembly 14 is convenient for limiting with the limiting groove 152 on the limiting damper 15, and the limiting groove 152 on the limiting damper 15 is provided with a plurality of them; through the plurality of limiting grooves 152 and the limiting protrusion 144 for limiting, the limiting damper 15 can drive the fixed hinge assembly 11 to limit at multiple angles, and the fixed base 12 and the fixed hinge assembly 11 are fixedly matched to enhance the strength of the multi-angle limit. In this embodiment, one side of the limiting groove 152 is an inclined surface to facilitate the embedding of the limiting protrusion 144, so that the matching between the limiting protrusion 144 and the limiting groove 152 is more precise and compact.

[0037] like Figure 3-7 As shown, the first movable part 2 further includes a first mounting base 24, and the first hinge assembly 21 is mounted on the first mounting base 24; the second movable part 3 further includes a second mounting base 32, and one end of the second hinge assembly 31 is mounted on the second mounting base 32. In this embodiment, the first mounting base 24 and the second mounting base 32 facilitate the assembly of the first hinge assembly 21 and the second hinge assembly 31, so that the first hinge assembly 21 and the second hinge assembly 31 cooperate more compactly with the first movable part 2 and the second movable part 3, thereby enhancing the tightness and flexibility of the first movable part 2 and the second movable part 3 to move on the fixed part 1.

[0038] The first hinge assembly 21 includes a first limiting assembly 25, a first damping assembly 26, and a first fixing element 27; the first limiting assembly 25 includes a first nut 251, a first spring 252, and a first limiting member 253; a plurality of first limiting blocks 254 are provided on the first limiting member 253, and the first damping assembly 26 includes a first damping bracket 261 and a plurality of first damping grooves 262 provided on the first damping bracket 261; one end of the first limiting block 254 can be movably embedded in the first damping groove 262; The second hinge assembly 31 includes a second limiting assembly 33, a second damping assembly 34, and a second fixing element 35; the second limiting assembly 33 includes a second nut 331, a second spring sheet 332, and a second limiting member 333; the second limiting member 333 is provided with a plurality of second limiting blocks 334, the second damping assembly 34 includes a second damping bracket 341, and a plurality of second damping grooves 342 provided on the second damping bracket 341; one end of the second limiting block 334 can be movably embedded in the second damping groove 342. In this embodiment, the first damping component 26 and the second damping component 34 are used to facilitate multi-angle damping and limiting of the first hinge component 21 and the second hinge component 31; and the first damping component 26 is provided with a plurality of first damping grooves 262, and the first limiting component 25 is provided with a plurality of first limiting blocks 254; through the cooperation of the plurality of first damping grooves 262 and the plurality of first limiting blocks 254, the first damping component can drive the first hinge component 21 to be limited in different directions; and the plurality of first damping grooves 262 and the plurality of first limiting blocks 254 are all arranged in an annular shape, so that the first movable part 2 and the second movable part 3 can be rotationally limited in all directions, and through the first mounting base 24 and the second mounting base 32, the first hinge component 21 and the second hinge group can enhance the supporting strength and limiting accuracy of the overall hinge when they are rotationally limited, and have wide practicality and strong practicality.

[0039] The support member 22 is a bracket, and the support hinge 23 is used for the bracket to perform hinged movement with the first movable part 2. In this embodiment, the support member 22 is a bracket to enhance the practicality of the first movable end; when the first movable end needs to be used alone, the bracket can be used to support the first movable end, thereby improving the flexibility of the first movable end. When the fixed end and the first movable end and the second movable end need to be folded, the bracket can also support the overall folding shaft 13, thereby greatly enhancing the usability of the shaft 13.

[0040] In the above embodiments, the limiting spring piece 142, the first spring piece 252, and the second spring piece 332 are all corrugated spring pieces; the first limiting component 25 and the second limiting component 33 are used to facilitate limiting the first damping component 26 and the second limiting component 33, thereby improving the limiting accuracy of the first damping component 26 and the second damping component 34, enhancing the compactness of the limiting, facilitating multi-angle limiting and folding of multiple hinge components, and having wide practicality.

[0041] The first connecting member 41 and the second connecting member 42 include a connecting body 421 and a connecting groove 422 provided in the connecting body 421. The connecting groove 422 is provided with two groups, and the two groups of connecting grooves 422 are used to connect the fixed hinge assembly 11 with the first hinge assembly 21, and / or the first hinge assembly 21 and the second hinge assembly 31. In this embodiment, the connecting assembly 4 facilitates the connection and use of the fixed hinge assembly 11, the first hinge assembly 21 and the second hinge assembly 31, and facilitates the connection and folding of the fixed part 1, the first movable part 2 and the second movable part 3, which is highly practical.

[0042] The utility model comprises a fixed part 1 through a folding shaft 13, wherein the fixed part 1 comprises a fixed hinge assembly 11; a first movable part 2, wherein the first movable part 2 comprises a first hinge assembly 21, a support member 22, and a support hinge 23 for the hinge of the support member 22; the first hinge assembly 21 is provided with two groups, wherein one end of the two groups of the first hinge assemblies 21 is connected to the fixed part 1, and the other end is connected to the second movable part 3; the second movable part 3, wherein the second movable part 3 comprises a second hinge assembly 31; a connecting assembly 4, wherein the connecting assembly 4 comprises a first connecting member 41 and a second connecting member 42; one end of the first connecting member 41 is connected to the fixed hinge assembly 11 and the first hinge assembly 21, and one end of the second connecting member 42 is connected to the first hinge assembly 21 and the second hinge assembly 31. By connecting two groups of connection components 4 to two groups of hinge components and a fixed hinge component 11 respectively, the two groups of movable parts can be folded on the fixed part 1; and the two groups of hinge components are respectively provided with a plurality of damping grooves and limit blocks in a ring shape; when the limit blocks and the damping grooves cooperate with each other, the two groups of movable parts can be limited at different angles, thereby improving the practicality and flexibility of the two groups of movable parts; and the two groups of movable parts and the two groups of hinge components are respectively provided with mounting bases and damping brackets, and the damping brackets are installed on the mounting base to greatly enhance the stability and load-bearing capacity of the two groups of hinge components when driving the two groups of movable parts to move, and the structure is compact; the two groups of movable parts can be limited and folded at different angles; it has wide practicality and has certain application prospects.

[0043] The above embodiments only express several implementation methods of the utility model, and the descriptions are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A folding shaft, characterized in that: include: A fixing portion, the fixing portion comprising a fixing hinge assembly; A first movable part, the first movable part comprises a first hinge assembly, a support member, and a support hinge for hinged connection of the support member; the first hinge assembly is provided in two groups, one end of the two groups of the first hinge assemblies is arranged at the fixed part, and the other end is arranged at the second movable part; a second movable portion, the second movable portion comprising a second hinge assembly; and A connecting component, the connecting component includes a first connecting member and a second connecting member; one end of the first connecting member is connected to the fixed hinge component, and the other end is connected to the first hinge component; one end of the second connecting member is connected to the first hinge component, and the other end is connected to the second hinge component.

2. The folding shaft according to claim 1, characterized in that: The fixing part also includes a fixing base, and one end of the fixing hinge assembly is fixedly mounted on the fixing base.

3. The folding shaft according to claim 2, characterized in that: The fixed base comprises a fixed groove and two groups of fixed components arranged on the fixed groove. The two groups of fixed components comprise a fixed frame and a fixed block arranged on the fixed frame.

4. The folding shaft according to claim 3, characterized in that: There are a plurality of fixing blocks, and the plurality of fixing blocks are distributed on the fixing frame in a cross shape.

5. The folding shaft according to claim 4, characterized in that: The fixed hinge assembly includes a rotating shaft, and a limiting assembly, a limiting damping, and a fixing element used to fix the limiting damping which are sequentially arranged on the rotating shaft.

6. The folding shaft according to claim 5, characterized in that: The limiting assembly includes a limiting nut, a limiting spring, and a limiting ring; the limiting ring is provided with a limiting protrusion; the limiting damper includes a limiting frame, and limiting grooves and limiting holes provided at both ends of the limiting frame; the limiting protrusion can be movably embedded in the limiting groove, and the limiting frame can be used to install the fixed hinge assembly on the fixed frame through the limiting hole and fix it through the fixing block.

7. The folding shaft according to claim 1, characterized in that: The first movable part further comprises a first mounting base, and the first hinge assembly is mounted on the first mounting base; The second movable part also includes a second mounting base, and one end of the second hinge assembly is mounted on the second mounting base.

8. The folding shaft according to claim 7, characterized in that: The first hinge assembly includes a first limiting assembly, a first damping assembly, and a first fixing element; the first limiting assembly includes a first nut, a first spring sheet, and a first limiting member; a plurality of first limiting blocks are provided on the first limiting member, the first damping assembly includes a first damping bracket, and a plurality of first damping grooves provided on the first damping bracket; one end of the first limiting block can be movably embedded in the first damping groove; The second hinge assembly includes a second limiting assembly, a second damping assembly, and a second fixing element; the second limiting assembly includes a second nut, a second spring sheet, and a second limiting member; a plurality of second limiting blocks are provided on the second limiting member, and the second damping assembly includes a second damping bracket and a plurality of second damping grooves provided on the second damping bracket; one end of the second limiting block can be movably embedded in the second damping groove.

9. The folding shaft according to claim 1, characterized in that: The support member is a bracket, and the support hinge is used for the bracket to perform hinged movement with the first movable part.

10. The folding shaft according to claim 1, characterized in that: The first connecting member and the second connecting member include a connecting body and a connecting groove arranged in the connecting body. The connecting groove is provided with two groups, and the two groups of connecting grooves are used to connect and fix the hinge assembly with the first hinge assembly, and / or the first hinge assembly and the second hinge assembly.

Images