Connecting structure of hinge spring
By introducing a damping component and an inclined assembly of the elastic element into the hinge spring, the problems of severe wear and difficult assembly of the hinge spring are solved, achieving smooth and easy-to-maintain hinge operation.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-06-03
- Publication Date
- 2026-03-27
AI Technical Summary
The existing hinge spring structure between the second rotating component and the first rotating component is difficult to disassemble and assemble, and it wears out severely after prolonged use, resulting in unstable and unsmooth hinge rotation.
A hinge spring connection structure was designed, including a hinge cup, a housing, a damping component, and an inclined elastic element. The hinge can be opened and closed smoothly by the rolling part sliding on the elastic element. The structure is simple and easy to assemble and disassemble.
It improves the lifespan of the hinge, avoids wear, ensures smoothness and stability when the hinge opens or closes, and is easy to assemble and replace.
Smart Images
Figure CN224049548U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a hinge research and development design technical field especially hinge spring's connecting structure. BACKGROUND
[0002] Hinge is a kind of mechanical device connecting two solids and allowing relative rotation between them Hinge usually rotates with pin or shaft as center, and the main function of hinge is to realize the folding, opening and closing of object, and to keep the stable connection between objects;
[0003] The main function of hinge spring is to provide closing force, so that door or cover can be kept in a specific position, and will not be opened or closed freely, when door or cover is opened to a certain angle, hinge spring will be elastically deformed, and corresponding closing force is generated to prevent door or cover from being closed or opened accidentally, and hinge spring provides closing force through its own elasticity to keep the stable state of door or cover, however, the spring on the market is arranged between the second rotating part and the first rotating part, the spring of this structure is difficult to disassemble and assemble, and is not stable, and the spring is seriously worn after long time use, so that the hinge is not smooth and stable when rotating, therefore, the existing technology needs to be further improved. SUMMARY
[0004] The utility model aims at providing a hinge spring's connecting structure that solves at least one technical problem in the background art.
[0005] To achieve the above-mentioned purpose, the utility model adopts the following scheme: hinge spring's connecting structure, including hinge cup, shell body with assembly space inside, first rotating part, damping assembly arranged in the shell body for buffering, one end of the first rotating part is rotatably connected to the hinge cup, and the other end is rotatably connected to the damping assembly, and it further includes elastic member obliquely assembled on the side wall of the damping assembly, the first rotating part is provided with a rolling part corresponding to the elastic member, and the rolling part can be slidably assembled on the top surface of the elastic member.
[0006] Among them, the elastic member is obliquely assembled on the side wall of the damping assembly from the end close to the first rotating part to the end away from the first rotating part.
[0007] Among them, the damping assembly includes a bracket, the bracket is provided with a receiving groove corresponding to the elastic member, and the elastic member is arranged in the receiving groove.
[0008] Among them, the elastic member has an upper connecting portion, a first curved portion, a second curved portion and a third curved portion connected in sequence, and the first curved portion, the second curved portion and the third curved portion are arranged opposite to the upper connecting portion.
[0009] The elastic member is sleeved on the limiting portion through the opening.
[0010] The first bending portion is downwardly bent; the second bending portion is upwardly bent from the first bending portion; and / or the third bending portion is downwardly bent from the second bending portion.
[0011] The limiting portion is provided with an arc surface portion corresponding to the second bending portion, and the second bending portion is attached to the arc surface portion.
[0012] The damping assembly comprises a damper with an extension portion, one end of the first rotating member is rotationally connected to the hinge cup, and the other end of the first rotating member is rotationally connected to the extension portion.
[0013] The damping assembly further comprises a connecting plate connected to the extension portion and provided with a through hole, and the first rotating member is rotationally connected to the extension portion through the cooperation of the hook portion and the through hole.
[0014] The connecting plate is further provided with a sliding hole, the support member is provided with an opening corresponding to the sliding hole, and the connecting plate is slidably connected to the support member through the cooperation of the connecting column, the opening and the sliding hole.
[0015] The application has the advantages that the rolling portion slides on the elastic member, the hinge is less likely to be abraded or damaged when being opened or closed, the hinge can be more smoothly opened or closed, and the application has simple structure and is easy to assemble, disassemble and replace. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 is a structural diagram of the hinge Figure 1 ;
[0017] Figure 2 is a structural diagram of the hinge when being opened
[0018] Figure 3 is Figure 2 a cross-sectional structural diagram of A-A
[0019] Figure 4 is a structural diagram of the first rotating member
[0020] Figure 5 is a structural diagram of the damping assembly and the elastic member
[0021] Figure 6 is a structural diagram of the elastic member
[0022] Figure 7 is a structural schematic diagram of a support member;
[0023] Figure 8 is a structural schematic diagram of a hinge when closed;
[0024] Figure 9 is a structural schematic diagram of a hinge when open;
[0025] Figure 10 is a structural schematic diagram of a hinge Figure 2 ;
[0026] Figure 11 is a structural schematic diagram of a first rotating member and a damper assembly;
[0027] Figure 12 is a structural schematic diagram of a hinge when closed;
[0028] Figure 13 is Figure 12 a sectional structural schematic diagram of B-B in FIG. DETAILED DESCRIPTION
[0029] This part will describe the specific embodiments of the present application in detail, the preferred embodiments of the present application are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that each technical feature and the overall technical scheme of the present application can be understood intuitively and visually, but it cannot be understood as a limitation on the protection scope of the present application.
[0030] In the description of the present application, if the orientation description such as "up", "down", "front", "back", "left", "right" and the like is indicated, the orientation or positional relationship shown in the drawings is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application. When a certain feature is referred to as "provided", "fixed", "connected" to another feature, it can be directly provided, fixed, connected to another feature, or indirectly provided, fixed, connected to another feature.
[0031] In the description of the present application, if "several" is referred to, it means one or more, if "multiple" is referred to, it means two or more, if "greater than", "less than", "exceeding" is referred to, it should be understood as not including the number, if "above", "below", "within" is referred to, it should be understood as including the number. If "first", "second" is referred to, it should be understood as being used to distinguish technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.
[0032] Furthermore, unless otherwise defined, the technical and scientific terms used in this invention have the same meanings as commonly understood by one of ordinary skill in the art. The terminology used in this invention is for the purpose of describing particular embodiments only and not for limiting the invention. It should be understood that, when used in this specification and the appended claims, the terms "comprising" and "including" indicate the presence of the described features, integrals, steps, operations, elements, and / or components, but do not exclude the presence or addition of one or more other features, integrals, steps, operations, elements, components, and / or collections thereof.
[0033] Example: Figures 1-13 As shown, the hinge spring connection structure includes a hinge cup 3 mounted on the door, a housing 1 mounted on the cabinet and having an internal assembly space, a second rotating member 11, a first rotating member 12, and a damping assembly 2 disposed within the housing 1. One end of the first rotating member 12 is rotatably connected to the hinge cup, and the other end is rotatably connected to the damping assembly 2. One end of the second rotating member 11 is rotatably connected to the housing 1, and the other end is rotatably connected to the hinge cup 3. It also includes an elastic member 22 obliquely mounted on the side wall of the damping assembly 2. The first rotating member 12 is provided with a... The rolling part 121 corresponding to the elastic element 22 is slidably connected to the top surface of the elastic element 22. The elastic element 22 is inclinedly mounted on the side wall of the damping assembly 2 from the end near the first rotating element 12 to the end away from the first rotating element 12. When the hinge switches from the closed state to the open state or when the hinge cup switches from the open state to the closed state, the rolling part rotates on the elastic element. The hinge is less prone to wear or damage when opening or closing, and the hinge can open or close more smoothly. Moreover, the structure of this application is simple and easy to assemble, disassemble and replace.
[0034] The damping assembly 2 includes a damper 20 for deceleration and having an extension 23. The extension 23 is slidably connected to the damper 20. One end of the first rotating member 12 is rotatably connected to the hinge cup 3, and the other end of the first rotating member 12 is rotatably connected to the extension 23. When the hinge is closed, the first rotating member 12 drives the extension 23 to retract toward the damper.
[0035] The damping component 2 includes a support member 21, which is provided with a receiving groove 211 corresponding to the elastic member 22. The elastic member 22 is placed in the receiving groove 211. The elastic member 22 has one or more sets, and the multiple sets of elastic members 22 are arranged opposite to each other. The receiving groove is provided so that the elastic member can be assembled on the damping component.
[0036] The support piece 21 is provided with a limiting part corresponding to the rolling part 121, which prevents the rolling part from sliding to the third bending part and prevents the first rotating part from being separated from the support piece.
[0037] The elastic piece 22 has an upper connecting part 224, a first bending part 221, a second bending part 222 and a third bending part 223 connected in sequence, the first bending part 221, the second bending part 222 and the third bending part 223 are oppositely arranged with the upper connecting part 224, the third bending part 223 has a larger curvature than the first bending part 221 and the second bending part 222, the first bending part, the second bending part and the third bending part are arranged to make the rolling part slowly slide on the first bending part when the hinge is switched from the closed state to the open state, the rolling part quickly slide on the second bending part, and the rolling part cannot slide backward when sliding to the third bending part due to the large curvature of the third bending part and the abutment of the third bending part on the limiting part, thereby realizing three-stage force speed change.
[0038] The first bending part 221 is downwardly bent, the second bending part 222 is upwardly bent from the first bending part 221, and / or the third bending part 223 is downwardly bent from the second bending part 222, the rolling part 121 is arranged on the second bending part 222, the rolling part 121 slides from the second bending part 222 to the first bending part 221 when the hinge is closed, the elastic piece 22 restores to the original shape, and the elastic piece 22 is compressed when the rolling part 121 slides from the first bending part 221 to the second bending part 222 when the hinge is opened.
[0039] The elastic piece 22 has an opening 225 at the opposite end of the third bending part 223 connected to the upper connecting part 224, the accommodating groove 211 is provided with a limiting part 212 corresponding to the opening 225, the elastic piece 22 is sleeved on the limiting part 212 through the opening 225, the limiting part 212 is provided with a curved surface part 2120 corresponding to the second bending part 222, the second bending part 222 is attached to the curved surface part 2120, the second bending part 222 is away from the curved surface part 2120 when the hinge is closed, the bottom of the support piece 21 has an assembly part corresponding to the damper, and the damper is assembled in the assembly part, the limiting part is arranged to prevent the elastic piece from falling out of the accommodating groove, improve the stability of the elastic piece assembled on the damping assembly, and make the elastic piece be compressed and abut on the limiting part, so that the elastic piece cannot be compressed downward.
[0040] The hinge cup 3 is provided with a second hinge hole and a first hinge hole, the first hinge hole is arranged on the side wall of the hinge cup 3 and is located at one end close to the shell 1, the second hinge hole is arranged on the side wall of the hinge cup 3 and is located at one end away from the shell 1, the second hinge hole is diagonally arranged with the first hinge hole, the second rotating part 11 and the first rotating part 12 are respectively provided with a second rotating hole and a first rotating hole corresponding to the second hinge hole and the first hinge hole, the second rotating part 11 is rotatably connected to the hinge cup through the cooperation of the shaft column and the second rotating hole and the second hinge hole, the first rotating part 12 is rotatably connected to the hinge cup through the cooperation of the shaft column and the first rotating hole and the first hinge hole, one side of the second rotating part 11 facing the first rotating part 12 has a cavity, and the first rotating part 12 is at least partially arranged in the cavity, so that the second rotating part and the first rotating part can be rotatably connected to the hinge cup.
[0041] The shell 1 is provided with a shell hole at one end close to the hinge cup 3, the second rotating part 11 is provided with a third rotating hole corresponding to the shell hole, and the second rotating part 11 is rotatably connected to the shell 1 through the cooperation of the shaft column and the third rotating hole and the shell hole, so that one end of the second rotating part is hingedly connected to the hinge cup and the other end is hingedly connected to the shell.
[0042] The damping assembly 2 further comprises a connecting plate 24 connected with the extending part 23 and provided with a through hole 241, the first rotating part 12 is rotatably connected to the extending part 23 through the cooperation of the hook part 122 and the through hole 241, when the hinge is closed, the first rotating part 12 rotates to drive the extending part 23 to retract into the damper 20, when the hinge is opened, the first rotating part 12 rotates to drive the extending part 23 to extend out of the damper, the connecting plate 24 is further provided with a sliding hole 242, the support part 21 is provided with an opening 210 corresponding to the sliding hole 242, and the connecting plate 24 is slidably connected to the support part 21 through the cooperation of the connecting column 25, the opening 210 and the sliding hole 242, and the hook part and the through hole enable the first rotating part to drive the extending part to extend or retract when the hinge rotates.
[0043] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of various equivalent modifications or replacements within the technical range disclosed by the present application, and these modifications or replacements should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims
1. A connecting structure of a hinge spring, comprising a hinge cup, a housing having an assembly space inside, a first rotating member, and a damping assembly provided in the housing for buffering, characterized in that: One end of the first rotating member is rotationally connected to the hinge cup, and the other end is rotationally connected to the damping assembly, and the damping assembly further comprises an elastic member obliquely arranged on the side wall of the damping assembly, the first rotating member is provided with a rolling part corresponding to the elastic member, and the rolling part is slidably arranged on the top surface of the elastic member.
2. The connecting structure of the hinge spring according to claim 1, characterized by: The elastic member is obliquely arranged on the side wall of the damping assembly from the end close to the first rotating member to the end away from the first rotating member.
3. The connecting structure of the hinge spring according to claim 1, characterized by: The damping assembly comprises a support member, and the support member is provided with a containing groove corresponding to the elastic member, and the elastic member is arranged in the containing groove.
4. The connecting structure of the hinge spring according to claim 3, characterized in that: The elastic member has an upper connecting part, a first curved part, a second curved part and a third curved part connected in sequence, and the first curved part, the second curved part and the third curved part are arranged opposite to the upper connecting part.
5. The connecting structure of the hinge spring according to claim 4, characterized in that: The elastic member has an opening at the opposite end of the third curved part connected to the upper connecting part, the containing groove is provided with a limiting part corresponding to the opening, and the elastic member is sleeved on the limiting part through the opening.
6. The connecting structure of a hinge spring according to claim 4 or 5, characterized in that: The first curved part is arranged downwardly curved; and / or the second curved part is arranged upwardly curved from the first curved part; and / or the third curved part is arranged downwardly curved from the second curved part.
7. The connecting structure of a hinge spring according to claim 5, characterized by: The limiting part is provided with an arc surface part corresponding to the second curved part, and the second curved part is fitted on the arc surface part.
8. The connecting structure of a hinge spring according to claim 3, characterized by: The damping assembly comprises a damper having an extension part, the extension part is slidably connected to the damper, one end of the first rotating member is rotationally connected to the hinge cup, and the other end of the first rotating member is rotationally connected to the extension part.
9. The connecting structure of a hinge spring according to claim 8, characterized in that: The damping assembly further comprises a connecting plate connected to the extension part and having a through hole, and the first rotating member is rotationally connected to the extension part through the cooperation of the hook part and the through hole.
10. The connecting structure of the hinge spring according to claim 9, characterized by: The connecting plate further has a sliding hole, the support member is provided with an opening hole corresponding to the sliding hole, and the connecting plate is slidably connected to the support member through the cooperation of the connecting column, the opening hole and the sliding hole.