CN113472931A - Synchronous rotating mechanism for hinges - Google Patents
Synchronous rotating mechanism for hinges Download PDFInfo
- Publication number
- CN113472931A CN113472931A CN202110907389.8A CN202110907389A CN113472931A CN 113472931 A CN113472931 A CN 113472931A CN 202110907389 A CN202110907389 A CN 202110907389A CN 113472931 A CN113472931 A CN 113472931A
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- China
- Prior art keywords
- damping
- plate
- mounting base
- synchronous
- plate body
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0226—Hinges
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Vibration Dampers (AREA)
Abstract
The invention relates to a synchronous rotating mechanism of a hinge, which is provided with a mounting base, turnover components arranged at the upper side and the lower side of the mounting base, a synchronous gear set used for synchronously rotating the turnover components at the upper side and the lower side, and a damping device used for forming damping rotation when the turnover components are turned over; the synchronous gear set is arranged on the mounting base; the overturning assembly comprises a first rotating plate; the first rotating plate comprises a plurality of plate bodies, and adjacent plate bodies are matched in a limiting manner to form synchronous rotation; the lower end of the first plate body is in transmission connection with a gear on the corresponding side of the synchronous gear set; each plate body forms friction with the mounting base when rotating. According to the invention, the plurality of plate bodies forming the first rotating plate are in friction with the mounting base, so that the damping hand feeling is increased, and the use feeling is improved. Meanwhile, the number of the plate bodies forming the first rotating plate can be increased or reduced according to actual conditions, so that the adaptability is improved, and the design cost and the production cost are reduced.
Description
Technical Field
The invention relates to a hinge, in particular to a synchronous rotating mechanism of the hinge.
Background
With the continuous progress and expansion of the science and technology in the field of mobile terminals and the coming of the 5G network era, people have greater and greater dependence on the mobile terminals. Nowadays, with the continuous update of various software such as chatting and video, people feel that a conventional touch screen mobile phone or tablet computer is not enough, and the main reason is that the size of a screen is limited by the volume of a mobile terminal.
In order to solve the problem, people invent a flexible screen, apply the flexible screen to the mobile terminal, and through a folding design, the mobile terminal can meet the requirements of people in carrying and can expand the screen of the mobile terminal through unfolding when in use. To achieve this above requirement, it is critical whether the design of the hinge mechanism is reasonable.
At present, the hinge mechanism of the mobile terminal adopting the folding screen is designed for improving the hand feeling during turning over, and the damping sense during turning over can be increased through the damping component, so that the use feeling is improved. However, when the existing hinge mechanism only uses the damping component to improve the use feeling, the existing hinge mechanism needs to design a larger number of damping components to realize the use feeling. More damping assemblies designed in the effective installation space not only occupy more space, but also greatly increase the failure rate due to the increase of parts and the increase of matching relations.
Disclosure of Invention
The invention aims to provide a synchronous rotating mechanism of a hinge, which can greatly increase damping hand feeling and improve use feeling. Meanwhile, the number of the plate bodies forming the first rotating plate can be increased or reduced according to the actual condition of the mobile terminal of the folding screen, so that the adaptability is improved, and the design cost and the production cost are reduced.
The technical scheme for realizing the purpose of the invention is as follows: the invention is provided with a mounting base, overturning components arranged at the upper side and the lower side of the mounting base, a synchronous gear set used for synchronously rotating the overturning components at the upper side and the lower side, and a damping device used for forming damping rotation when the overturning components are overturned; the synchronous gear set is arranged on the mounting base; the overturning assembly comprises a first rotating plate; the first rotating plate comprises a plurality of plate bodies, and adjacent plate bodies are matched in a limiting manner to form synchronous rotation; the lower end of the first plate body is in transmission connection with a gear on the corresponding side of the synchronous gear set; each plate body forms friction with the mounting base when rotating.
Furthermore, the lower end of at least one plate body in the first plate body is set into a transmission gear, and the transmission gear is used as a gear on the corresponding side of the synchronous gear set.
Further, the first plate body comprises three plate bodies; the lower end of the middle plate body is provided with a transmission gear; the middle plate body is positioned on two end faces in the direction of the rotation axis of the transmission gear and forms friction with the mounting base when rotating; at least one of the two end faces of the other two plate bodies in the direction of the rotation axis of the transmission gear forms friction with the mounting base.
Furthermore, a damping device is arranged on the left side or the right side or the left side and the right side of the first rotating plate; the damping device comprises two symmetrically arranged damping components; one damping component corresponds to one first rotating plate; the damping assembly comprises a first damping convex tooth, a second damping convex tooth, a damping spring and a first assembling shaft; the first damping convex teeth are arranged at the lower end of the plate body on the corresponding side and rotate coaxially with the plate body; the first assembling shaft is arranged on the mounting base and sequentially penetrates through the damping spring and the second damping convex teeth; the second damping convex teeth can only slide along the axial direction of the first assembling shaft; along with the rotation of the first rotating plate, the corresponding first damping convex teeth and the corresponding second damping convex teeth form damping rotation through distance difference formed in the continuous meshing process.
Furthermore, the second damping convex teeth of the two symmetrically arranged damping components are connected into a whole through a connecting plate.
Furthermore, the lower end of each plate body of the first rotating plate is rotatably connected with the mounting base through a first assembling shaft.
Furthermore, the opposite surfaces of the adjacent plate bodies are respectively provided with a limiting block and a limiting groove; adjacent plate bodies are inserted into the limiting grooves through the limiting blocks to form limiting fit.
Furthermore, the overturning assembly also comprises a driving plate and a second rotating plate; the upper end of the first rotating plate is in sliding compensation fit with the driving plate; the drive plate forms the rotation connecting piece with the upper end of second commentaries on classics board, and the lower extreme of second commentaries on classics board forms virtual shaft type rotation with the mounting base and is connected.
The invention has the positive effects that: (1) the first rotating plate is formed by assembling a plurality of plate bodies, friction between each plate body and the mounting base can be realized through the assembling, and each friction can provide damping feeling, so that the use hand feeling is improved; meanwhile, the design can increase or reduce the number of the plate bodies according to actual conditions on the folding screen mobile terminals of different varieties and models, so that the design cost and the production cost are reduced.
(2) The lower end of the first rotating plate is directly arranged to be a transmission gear which is a part of the synchronous gear set, so that the assembly parts can be simplified.
(3) According to the invention, under the friction between the damping component and the mounting base, the damping feeling can be greatly improved, so that the use feeling is further improved.
(4) The first assembling shaft directly participates in the assembly of the damping assembly and the first rotating plate, the assembly difficulty is greatly simplified, and the first assembling shaft does not participate in the transmission and only serves as a rotating connecting shaft and a guiding function on the basis of the transmission teeth at the lower end of the first rotating plate.
(5) The split design of the first rotating plate enables the first rotating plate to select plate body combinations with different structures, can meet the use requirements of a plurality of damping assemblies, and further provides possibility for improving damping feeling.
(6) According to the invention, the connecting plate is connected with the two second damping convex teeth, so that the first assembling shaft does not need to be directly in sliding limited fit with the second damping convex teeth, and the design difficulty and the processing difficulty of the first assembling shaft are simplified.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is a schematic structural view of a first rotating plate in embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram of a first rotating plate in embodiment 2 of the present invention.
Detailed Description
(example 1)
Referring to fig. 1 to 4, the hinge synchronous rotation mechanism of the present invention comprises a mounting base 1, turning components 2 disposed on upper and lower sides of the mounting base 1, a synchronous gear set 3 for synchronous rotation of the turning components 2 on the upper and lower sides, and a damping device for damping rotation of the turning components 2 during turning; the mounting base 1 is a general finger, i.e. it may be a single component or a combination of a plurality of components. In this embodiment, the synchronizing gear set 3 is rotatably disposed on a holder, which is a part of the mounting base 1; the timing gear set 3 can therefore be considered to be mounted on the mounting base 1.
The overturning assembly 2 comprises a first rotating plate 21; the first rotating plate 21 comprises three plate bodies, and adjacent plate bodies are matched in a limiting manner to form synchronous rotation; the limiting fit is realized by inserting the limiting block 211 into the limiting groove 212, wherein the limiting block 211 and the limiting groove 212 are arranged on the opposite end surfaces of the adjacent plate bodies; the lower end of the middle plate body is provided with a transmission gear 213, and the transmission gear 213 is used as a gear on the corresponding side of the synchronous gear set 3; the middle plate body is positioned on the end surfaces of the left side and the right side, and friction is formed between the middle plate body and the mounting base 1 when the middle plate body rotates; the right side end face of the leftmost plate body and the left and right side end faces of the rightmost plate body form friction with the mounting base 1. Specifically, the right end surface of the leftmost plate body rubs against the holder which is a part of the mounting base 1, the left and right end surfaces of the middle plate body rubs against the holder which is a part of the mounting base 1, and the left and right end surfaces of the rightmost plate body rubs against the holder which is a part of the mounting base 1 and the mounting base 1, respectively.
A damping device is arranged on the left side of the first rotating plate 21; the damping device comprises two symmetrically arranged damping components 4; one damping member 4 corresponds to one first rotating plate 21; the damping assembly 4 comprises a first damping convex tooth 41, a second damping convex tooth 42, a damping spring 43 and a first assembling shaft 44; the first damping convex tooth 41 is arranged at the lower end of the left end face of the leftmost plate body and rotates coaxially with the plate body; the first assembly shaft 44 is arranged on the mounting base 1 and sequentially penetrates through the damping spring 43 and the second damping convex tooth 42; the second damping convex teeth 42 of the two symmetrically arranged damping components 4 are connected into a whole through a connecting plate 45; with the rotation of the first rotating plate 21, the corresponding first damping convex teeth 41 and second damping convex teeth 42 form damping rotation through the distance difference formed in the continuous meshing process.
The lower end of each plate body of the first rotating plate 21 is rotatably connected with the mounting base 1 through a first assembling shaft 44.
Meanwhile, the overturning assembly 2 further comprises a driving plate 22 and a second rotating plate 23; the upper end of the first rotating plate 21 and the driving plate 22 form a sliding compensation fit; the driving plate 22 is rotatably connected with the upper end of the second rotating plate 23, and the lower end of the second rotating plate 23 is rotatably connected with the mounting base 1 in a virtual shaft type.
(example 2)
Referring to fig. 5, the first rotating plate 21 of the present invention includes three plate bodies, and the adjacent plate bodies are matched by limiting to form synchronous rotation; the limiting fit is realized by inserting the limiting block 211 into the limiting groove 212, wherein the limiting block 211 and the limiting groove 212 are arranged on the opposite end surfaces of the adjacent plate bodies; the lower end of the middle plate body is provided with a transmission gear 213, and the transmission gear 213 is used as a gear on the corresponding side of the synchronous gear set 3; the middle plate body is positioned on the end surfaces of the left side and the right side, and friction is formed between the middle plate body and the mounting base 1 when the middle plate body rotates; the right end face of the leftmost plate body and the left end face of the rightmost plate body form friction with the mounting base 1.
Damping devices are correspondingly arranged on the left side and the right side of the first rotating plate 21; the lower end of the left side end surface of the leftmost plate body and the lower end of the right side convex surface of the rightmost plate body are provided with first damping convex teeth 41.
Other technical features are the same as those of embodiment 1.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A hinge synchronous rotating mechanism is provided with a mounting base, overturning components arranged on the upper side and the lower side of the mounting base, a synchronous gear set used for enabling the overturning components on the upper side and the lower side to synchronously rotate, and a damping device used for forming damping rotation when the overturning components are overturned; the synchronous gear set is arranged on the mounting base; the overturning assembly comprises a first rotating plate; the method is characterized in that: the first rotating plate comprises a plurality of plate bodies, and adjacent plate bodies are matched in a limiting manner to form synchronous rotation; the lower end of the first plate body is in transmission connection with a gear on the corresponding side of the synchronous gear set; each plate body forms friction with the mounting base when rotating.
2. A synchronous hinge rotation mechanism as claimed in claim 1, wherein: the lower extreme of at least one plate body in the first plate body sets into the driving cog, and this driving cog is as the gear of synchronous gear train corresponding side.
3. A synchronous hinge rotation mechanism as claimed in claim 2, wherein: the first plate body comprises three plate bodies; the lower end of the middle plate body is provided with a transmission gear; the middle plate body is positioned on two end faces in the direction of the rotation axis of the transmission gear and forms friction with the mounting base when rotating; at least one of the two end faces of the other two plate bodies in the direction of the rotation axis of the transmission gear forms friction with the mounting base.
4. A hinge synchronous rotation mechanism according to claim 1, 2 or 3, wherein: a damping device is arranged on the left side or the right side or the left side and the right side of the first rotating plate; the damping device comprises two symmetrically arranged damping components; one damping component corresponds to one first rotating plate; the damping assembly comprises a first damping convex tooth, a second damping convex tooth, a damping spring and a first assembling shaft; the first damping convex teeth are arranged at the lower end of the plate body on the corresponding side and rotate coaxially with the plate body; the first assembling shaft is arranged on the mounting base and sequentially penetrates through the damping spring and the second damping convex teeth; the second damping convex teeth can only slide along the axial direction of the first assembling shaft; along with the rotation of the first rotating plate, the corresponding first damping convex teeth and the corresponding second damping convex teeth form damping rotation through distance difference formed in the continuous meshing process.
5. A synchronous hinge rotation mechanism as claimed in claim 4, wherein: the second damping convex teeth of the two symmetrically arranged damping components are connected into a whole through a connecting plate.
6. A synchronous hinge rotation mechanism as claimed in claim 4, wherein: the lower extreme of each plate body of first commentaries on classics board all forms to rotate through first assembly axle and mounting base and is connected.
7. A synchronous hinge rotation mechanism as claimed in claim 5, wherein: the lower extreme of each plate body of first commentaries on classics board all forms to rotate through first assembly axle and mounting base and is connected.
8. A synchronous hinge rotation mechanism as claimed in claim 1, wherein: the opposite surfaces of the adjacent plate bodies are respectively provided with a limiting block and a limiting groove; adjacent plate bodies are inserted into the limiting grooves through the limiting blocks to form limiting fit.
9. A synchronous hinge rotation mechanism as claimed in claim 1, wherein: the overturning assembly further comprises a driving plate and a second rotating plate; the upper end of the first rotating plate is in sliding compensation fit with the driving plate; the drive plate forms the rotation connecting piece with the upper end of second commentaries on classics board, and the lower extreme of second commentaries on classics board forms virtual shaft type rotation with the mounting base and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110907389.8A CN113472931A (en) | 2021-08-09 | 2021-08-09 | Synchronous rotating mechanism for hinges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110907389.8A CN113472931A (en) | 2021-08-09 | 2021-08-09 | Synchronous rotating mechanism for hinges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113472931A true CN113472931A (en) | 2021-10-01 |
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ID=77867630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110907389.8A Pending CN113472931A (en) | 2021-08-09 | 2021-08-09 | Synchronous rotating mechanism for hinges |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113472931A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117145856A (en) * | 2023-01-05 | 2023-12-01 | 荣耀终端有限公司 | Rotating shaft mechanism and foldable electronic equipment |
-
2021
- 2021-08-09 CN CN202110907389.8A patent/CN113472931A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117145856A (en) * | 2023-01-05 | 2023-12-01 | 荣耀终端有限公司 | Rotating shaft mechanism and foldable electronic equipment |
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