CN111102286A - Rotating shaft structure capable of realizing bidirectional rotating positioning - Google Patents
Rotating shaft structure capable of realizing bidirectional rotating positioning Download PDFInfo
- Publication number
- CN111102286A CN111102286A CN202010059868.4A CN202010059868A CN111102286A CN 111102286 A CN111102286 A CN 111102286A CN 202010059868 A CN202010059868 A CN 202010059868A CN 111102286 A CN111102286 A CN 111102286A
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- Prior art keywords
- rotating
- shaped elastic
- cavity
- piece
- shaped
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C2011/001—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00 for portable audio devices, e.g. headphones or MP3-players
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2314/00—Personal or domestic articles, e.g. household appliances such as washing machines, dryers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2370/00—Apparatus relating to physics, e.g. instruments
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a rotary shaft structure with bidirectional rotation positioning, which comprises: the fixing piece is provided with a rotating cavity with a guide structure; the rotating piece is provided with a rotating part which is in rotating fit with the guide structure of the rotating cavity; the W-shaped elastic piece is used for realizing bidirectional shifting pause of the fixed piece and the rotating piece and is not rebounded and is horizontally placed in the rotating cavity; the rotating part can rotate clockwise and anticlockwise in two directions through the connecting shaft and the fixing part, and the rotating part can automatically bounce from the starting end to the terminal end to stop when being pulled forcefully in the rotating process through the forward acting force generated on the W-shaped elastic part, and then can be pulled from the terminal end to the starting end to stop freely, and the two ends can be pulled mutually to pause without rebounding, so that the locking and the positioning of the rotating part and the fixing part are realized.
Description
Technical Field
The invention relates to the field of hinge accessories, in particular to a rotating shaft structure capable of realizing bidirectional rotating and positioning.
Background
Hinges are mechanical devices used to connect two solid bodies and allow relative rotation between them. The hinge may be constructed of a movable component or may be constructed of a foldable material.
The hinge is used as a common accessory for the current mobile terminal (such as a notebook computer) and a storage box (earphone box) with an electronic terminal, when a link sheet of the current hinge rotates, due to the fact that a necessary rotary positioning structure is lacked between the hinge sheets, when the mobile terminal provided with a traditional hinge structure rotates, the shell of mobile terminal equipment cannot be locked and positioned, the equipment is easily damaged, when a box body applied to the earphone storage box is hinged with a box cover, the locking and positioning of the box cover cannot be achieved, then technical personnel in the field improve the traditional hinge structure, the rotary positioning structure is additionally arranged, the current rotary positioning structure is too complex, the manufacturing cost is increased invisibly, and the bidirectional rotation locking cannot be achieved.
Disclosure of Invention
The present invention provides a two-way rotation positioning shaft structure, which is to solve the problems of the prior art that the conventional hinge structure is improved and a rotation positioning structure is additionally installed, but the conventional rotation positioning structure is too complex, the manufacturing cost is not increased, and the two-way rotation locking cannot be realized.
In order to achieve the purpose, the invention provides the following technical scheme: a bi-directional rotationally positionable hinge structure, comprising:
the fixing piece is provided with a rotating cavity with a guide structure;
the rotating piece is provided with a rotating part which is in rotating fit with the guide structure of the rotating cavity;
the W-shaped elastic part is used for realizing bidirectional shifting pause and no rebound of the fixed part and the rotating part, is horizontally arranged in the rotating cavity, one end of the W-shaped elastic part is abutted against the bottom of the rotating cavity, the other end of the W-shaped elastic part is rotatably connected with the rotating part, and when the two ends of the W-shaped elastic part are in a horizontal state and a vertical state, the forward acting force generated by the W-shaped elastic part on the rotating part is larger than the reverse acting force borne by the rotating part at the moment;
the connecting shaft is inserted and connected with the center of the rotating part and is rotatably connected with shaft holes formed in the wall of the two side walls of the rotating cavity.
As a preferred technical scheme of the invention, the rotating cavity is arranged at one side of the fixing part, and the cavity walls at the two sides of the rotating cavity are sequentially provided with a guide groove and an arc-shaped groove which are distributed in a step shape and are both in an arc-shaped structure.
As a preferred technical scheme of the invention, the rotating part comprises a cam part arranged at one end of the rotating part, and when the rotating part rotates clockwise and anticlockwise, the rotating part is used as a preferred technical scheme of the invention, two ends of the cam part are in guide sliding connection with guide grooves in the rotating cavity, one side of the cam part is also provided with a strip-shaped bulge for preventing the rotating part from rotating and deviating, two ends of the strip-shaped bulge are in contact with the groove walls of the two arc-shaped grooves, the middle part of one side of the strip-shaped bulge is provided with a clamping head, and the middle part of the clamping head is provided with an.
As a preferable technical scheme of the invention, after the W-shaped elastic piece is arranged in the rotating cavity, one end of the W-shaped elastic piece is inserted in the open hole and is connected with the open hole in a rotating way, and the other end of the W-shaped elastic piece is provided with a supporting part which is horizontal and is abutted against the bottom of the rotating cavity.
As a preferable technical scheme of the invention, one side of the top of the rotating cavity is provided with a groove which is matched with the size of the chuck and enables the surface of the rotating part and the surface of the fixing part to be kept flush.
As a preferred technical scheme of the invention, the two sides of the fixing piece are also provided with limiting bulges, the bottom of the fixing piece is provided with a limiting bayonet, and the back of the fixing piece is provided with an installation hole site.
As a preferred technical solution of the present invention, the W-shaped elastic member is one of a W-shaped spring or a spring plate.
Compared with the prior art, the invention has the beneficial effects that:
1) the rotating piece and the fixing piece can rotate clockwise and anticlockwise in two directions through the connecting shaft, and the rotating piece can be automatically popped from the starting end to the terminal end to stop by pulling forcefully in the rotating process through positive acting force generated on the W-shaped elastic piece, and then the rotating piece is pulled from the terminal end to the starting end to stop freely, two ends can be pulled mutually and stopped without rebounding, so that the rotating piece and the fixing piece can be locked and positioned, and then the hinge provided with the two-way positioning rotating shaft structure can be locked and positioned;
2) this pivot structure's simple structure, production manufacturing cost is reduced, it is comparatively convenient when installing and dismantling simultaneously, when assembling inside the hinge, can reduce and occupy the inside volume of hinge, make the hinge possible the miniaturization, and then realize mobile terminal's frivolousization, this pivot structure can also be used as the lid of earphone (wired earphone, wireless earphone) receiver and the articulated parts of box body simultaneously, when utilizing the produced forward effort of W type elastic component to make the box body and the lid of earphone box open, can realize the quick bullet of earphone box lid and open and close, and make the lid carry out automatic locking when opening completely and closing completely.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the fastener structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the fixing member of the present invention;
FIG. 4 is a schematic view of a rotary member according to the present invention;
FIG. 5 is a schematic view of the W-shaped elastic member of the present invention in an expanded state;
FIG. 6 is a schematic view of the compression transition state of the W-shaped elastic member according to the present invention;
FIG. 7 is a schematic view of a W-shaped elastic member according to the present invention;
FIG. 8 is a second schematic view of the W-shaped elastic member of the present invention;
FIG. 9 is a schematic diagram of the closed transition state of the present invention;
FIG. 10 is a schematic view of the present invention in an expanded state;
FIG. 11 is one of the cross-sectional views of the present invention in the expanded state;
FIG. 12 is a second cross-sectional view of the present invention in an expanded state;
fig. 13 is an exploded view of the present invention.
In the figure: 1. a fixing member; 11. a rotation chamber; 111. an arc-shaped slot; 112. a guide groove; 113. a shaft hole; 114. grooving; 12. a limiting bayonet; 13. a limiting bulge; 14. mounting hole sites; 2. a rotating member; 21. a rotating part; 211. strip-shaped bulges; 212. a cam portion; 22. clamping a head; 221. opening a hole; 3. a W-shaped elastic member; 31. a support portion; 4. and (7) connecting the shafts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-13, the present invention provides a two-way rotation positioning shaft structure, comprising:
the fixing piece 1 is provided with a rotating cavity 11 with a guide structure;
the rotating piece 2 is provided with a rotating part 21 which is in rotating fit with the guide structure of the rotating cavity 11;
the W-shaped elastic part 3 is used for realizing bidirectional shifting pause and no rebound of the fixed part 1 and the rotating part 2, is horizontally arranged in the rotating cavity 11, one end of the W-shaped elastic part is abutted against the cavity bottom of the rotating cavity 11, the other end of the W-shaped elastic part is rotatably connected with the rotating part 2, and when the two ends of the W-shaped elastic part 3 are in a horizontal state and a vertical state, the forward acting force generated by the W-shaped elastic part 3 on the rotating part 2 is larger than the reverse acting force borne by the rotating part 2 at the moment;
the rotating part 21 is provided with a rotating shaft 4, the rotating shaft 4 is inserted and connected with the center of the rotating part 21, and is rotatably connected with shaft holes 113 arranged on the two side cavity walls of the rotating cavity 11.
Further, rotate one side that the chamber 11 was seted up in mounting 1, and the both sides chamber wall that rotates chamber 11 still is equipped with in proper order and is the echelonment distribution and be guide way 112 and the arc wall 111 of arc structure, guide way 112 and arc wall 111 are the homogeneous machine-shaping in rotating chamber 11, guide way 112 and cam portion 212 direction sliding connection through setting up, with connecting axle 4 with the rotation point rotation that leads, two arc walls 111 can carry on spacingly to the both ends of the protruding 211 of strip, prevent that rotating member 2 from taking place the skew of level when rotating chamber 11 internal rotation.
Further, the rotating portion 21 includes a cam portion 212 disposed at one end of the rotating member 2, when the rotating member 2 rotates clockwise and counterclockwise, two ends of the cam portion 212 are slidably connected to the guide grooves 112 inside the rotating cavity 11, a strip protrusion 211 for preventing the rotating member 2 from rotating and deviating is further disposed at one side of the cam portion 212, two ends of the strip protrusion 211 are in contact with the groove walls of the two arc grooves 111, a clamping head 22 is disposed at a middle portion of one side of the strip protrusion 211, an opening 221 is disposed at a middle portion of the clamping head 22, and one end of the W-shaped elastic member 3 can be rotatably connected by the clamping head 22 being disposed and the opening 221 at the middle portion of the clamping head being matched, so that the W-shaped elastic member 3 is ensured to be controllably deformed.
Further, after the W-shaped elastic member 3 is disposed in the rotating cavity 11, one end of the W-shaped elastic member is inserted into the opening 221 and is rotatably connected to the opening, and the other end of the W-shaped elastic member is provided with a supporting portion 31 which is horizontal and is abutted to the cavity bottom of the rotating cavity 11, and the supporting portion 31 is abutted to the cavity bottom of the rotating cavity 11, so that when the rotating member 2 is rotated, the W-shaped elastic member 3 generates an elastic supporting force for the rotating member 2.
Furthermore, one side of the top of the rotating cavity 11 is provided with a slot 114 which is matched with the size of the chuck 22 and enables the surface of the rotating element 2 to be kept flush with the surface of the fixed element 1, so that when the rotating element 2 rotates to be horizontal, the surface of the rotating element is kept flush with the surface of the fixed element 1.
Further, both sides of the fixing member 1 are further provided with limiting protrusions 13, the bottom of the fixing member 1 is provided with limiting bayonets 12, the back of the fixing member 1 is provided with mounting hole sites 14, and the fixing is performed by the protrusions, the bayonets and the mounting screws which are correspondingly arranged with the hinge shell through the limiting bayonets 12, the limiting protrusions 13 and the mounting hole sites 14, so that the fixing member 1 is quickly mounted and fixed.
Further, the W-shaped elastic element 3 is one of a W-shaped spring or a spring plate, and the same W-shaped elastic element 3 may be an elastic element shown in fig. 7 and symmetrically arranged two elastic rings, or an elastic element shown in fig. 8 and arranged in a middle elastic ring, and the W-shaped elastic element 3 can lock the rotating element 2 by utilizing the generated positive acting force.
Specifically, during specific installation, the fixing element 1 is firstly placed between two hinge pieces of the hinge, the limiting bayonet 12, the limiting protrusion 13 and the installation hole site 14 arranged on the fixing element 1 are fixedly installed with the protrusion, the bayonet and the installation screw which are arranged corresponding to the hinge shell, the fixing element 1 and the hinge with the shell are quickly installed, one end of the W-shaped elastic element 3 is placed in the opening 221 of the chuck 22 to ensure that one end of the W-shaped elastic element 3 can rotate around the opening 221, the W-shaped elastic element 3 is placed in the rotation cavity 11, the supporting part 31 at the other end of the W-shaped elastic element 3 is abutted against the cavity bottom of the rotation cavity 11, one end of the rotation element 2 with the rotation part 21 is placed in the rotation cavity 11 of the fixing element 1, two ends of the cam part 212 of the rotation element 2 are in guiding sliding connection with the guide groove 112, two ends of the strip-shaped protrusion 211 are placed between the two arc-shaped grooves 111, then, the connecting shaft 4 penetrates through the cam part 212 and is in rotating connection with the shaft hole 113, and finally, one end of the rotating piece 2, which is far away from the chuck 22, is fixedly connected with the shell of the mobile terminal device;
when the mobile terminal device is used specifically, the mobile terminal device is closed by pulling the shell of the mobile terminal device, when the shell of the mobile terminal device rotates clockwise, the rotating piece 2 also rotates clockwise, at the moment, the chuck 22 rotates towards the inside of the rotating cavity 11 and presses the W-shaped elastic piece 3, the supporting part 31 of the W-shaped elastic piece 3 slides along the cavity bottom of the rotating cavity 11, when the rotating piece 2 rotates beyond a certain angle, the W-shaped elastic piece 3 rapidly presents a laminated twisted shape (as shown in fig. 6), when the rotating piece 2 rotates to be vertical to the fixed piece 1, the rotating piece 2 is supported and locked by utilizing the forward acting force generated by the W-shaped elastic piece 3 in a compressed state, and the rotating piece 2 cannot rebound, so that the clockwise rotation axial locking of the hinge is realized;
the mobile terminal is unfolded by pulling the shell of the mobile terminal device, when the shell of the mobile terminal device rotates anticlockwise, the rotating piece 2 also rotates anticlockwise, at the moment, the chuck 22 rotates towards the outside of the rotating cavity 11 and releases the W-shaped elastic piece 3, the supporting part 31 of the same W-shaped elastic piece 3 can slide along the cavity bottom of the rotating cavity 11, when the rotating piece 2 rotates beyond a certain angle, the W-shaped elastic piece 3 is unfolded rapidly (as shown in figure 5), when the rotating piece 2 rotates to be horizontal with the fixed piece 1, the forward acting force generated by the W-shaped elastic piece 3 in a completely unfolded state can also support and lock the rotating piece 2, the rotating piece 2 can not rebound, and then the anticlockwise rotation axial locking of the hinge is realized;
when the rotator 2 rotates in both directions, the rotator 2 can be locked by the positive acting force generated by the W-shaped elastic element 3, and rebound is not generated.
It should be added that: this pivot structure also can be expected to make the articulated part of earphone receiver, install mounting 1 and the box body of earphone receiver, rotating member 2 is installed with the lid, when the lid is opened and is closed, utilizes the produced forward effort of W type elastic component 3 to realize the quick bullet of lid and open and the closure to make the lid open completely and carry out automatic locking when closing completely, the same phenomenon of kick-backing that can not produce.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A two-way rotation location's pivot structure, its characterized in that includes:
the fixing piece (1) is provided with a rotating cavity (11) with a guide structure;
the rotating piece (2) is provided with a rotating part (21) which is in rotating fit with the guide structure of the rotating cavity (11);
the W-shaped elastic part (3) is used for realizing bidirectional shifting pause and no rebound of the fixed part (1) and the rotating part (2), is horizontally placed in the rotating cavity (11), one end of the W-shaped elastic part is abutted against the cavity bottom of the rotating cavity (11), the other end of the W-shaped elastic part is rotatably connected with the rotating part (2), and when the two ends of the W-shaped elastic part (3) are in a horizontal state and a vertical state, forward acting force generated by the W-shaped elastic part (3) to the rotating part (2) is larger than reverse acting force borne by the rotating part (2) at the moment;
the rotating part (21) is inserted and connected with the connecting shaft (4) and is rotatably connected with shaft holes (113) formed in the wall of the two side walls of the rotating cavity (11).
2. A bi-directional rotation positioning hinge structure according to claim 1, wherein: the rotating cavity (11) is arranged on one side of the fixing part (1), and the cavity walls on two sides of the rotating cavity (11) are sequentially provided with a guide groove (112) and an arc-shaped groove (111) which are distributed in a step shape and are of an arc-shaped structure.
3. A bi-directional rotation positioning hinge structure according to claim 2, wherein: rotation portion (21) are including cam portion (212) of locating rotating member (2) one end, when rotating member (2) clockwise and anticlockwise rotation, the both ends of cam portion (212) and the equal direction sliding connection of guide way (112) of rotating chamber (11) inside, one side of cam portion (212) still is provided with strip protruding (211) that prevent rotating member (2) rotation skew, strip protruding (211) both ends contact with the cell wall of two arc walls (111), one side middle part of strip protruding (211) is equipped with dop (22), open at dop (22) middle part has trompil (221).
4. A bi-directional rotation positioning hinge structure according to claim 3, wherein: after the W-shaped elastic piece (3) is arranged in the rotating cavity (11), one end of the W-shaped elastic piece is inserted into the opening (221) and is connected with the opening in a rotating mode, and the other end of the W-shaped elastic piece is provided with a supporting portion (31) which is horizontal and is abutted to the bottom of the rotating cavity (11).
5. A bi-directional rotation positioning hinge structure according to claim 3, wherein: one side of the top of the rotating cavity (11) is provided with a groove (114) which is matched with the size of the chuck (22) and enables the surface of the rotating part (2) and the surface of the fixing part (1) to be kept flush.
6. A bi-directional rotation positioning hinge structure according to claim 1, wherein: the fixing piece is characterized in that limiting protrusions (13) are further arranged on two sides of the fixing piece (1), a limiting bayonet (12) is arranged at the bottom of the fixing piece (1), and mounting hole positions (14) are arranged on the back of the fixing piece (1).
7. A bi-directional rotation positioning hinge structure according to claim 1, wherein: the W-shaped elastic piece (3) is one of a W-shaped spring or an elastic piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010059868.4A CN111102286A (en) | 2020-01-19 | 2020-01-19 | Rotating shaft structure capable of realizing bidirectional rotating positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010059868.4A CN111102286A (en) | 2020-01-19 | 2020-01-19 | Rotating shaft structure capable of realizing bidirectional rotating positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111102286A true CN111102286A (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010059868.4A Pending CN111102286A (en) | 2020-01-19 | 2020-01-19 | Rotating shaft structure capable of realizing bidirectional rotating positioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111102286A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112696425A (en) * | 2020-12-03 | 2021-04-23 | 歌尔科技有限公司 | Rotating shaft |
-
2020
- 2020-01-19 CN CN202010059868.4A patent/CN111102286A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112696425A (en) * | 2020-12-03 | 2021-04-23 | 歌尔科技有限公司 | Rotating shaft |
| CN112696425B (en) * | 2020-12-03 | 2022-04-26 | 歌尔科技有限公司 | Rotating shaft |
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