CN110557485A - Rotating shaft and flip equipment using same - Google Patents
Rotating shaft and flip equipment using same Download PDFInfo
- Publication number
- CN110557485A CN110557485A CN201910884674.5A CN201910884674A CN110557485A CN 110557485 A CN110557485 A CN 110557485A CN 201910884674 A CN201910884674 A CN 201910884674A CN 110557485 A CN110557485 A CN 110557485A
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- Prior art keywords
- friction plate
- flip
- cover
- shaft core
- cam
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Classifications
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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
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
-
- 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
- H04M1/0279—Improving the user comfort or ergonomics
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention provides a rotating shaft and a flip device provided with the rotating shaft, wherein the rotating shaft comprises a shaft core and a shell, and the shaft core is sleeved with an elastic structure, a second friction plate, a first friction plate, an inner cam and an outer cam which are sequentially abutted by the elasticity of the elastic structure; the outer cam and the first friction plate are circumferentially fixed with the shaft core, and the inner cam and the second friction plate are circumferentially fixed with the inner wall of the shell. At least one groove and at least one protrusion which are in intermittent fit are arranged on the first friction plate and the second friction plate in a matched mode; in the cover closing process, when the upper flip cover rotates at a set closing angle, the upper flip cover can continue to rotate along with the rotating shaft after the groove is matched with the protrusion. When the cover is closed, the friction torque generated by friction of the inner cam and the outer cam mainly plays a role in torsion, when a closed angle is set, the protrusion is matched with the groove, and the instantaneous friction force of the rotation of the flip cover at the closed angle is increased, so that the cover is decelerated when the cover is closed, the instantaneous impact force of the cover is reduced, the screen and the camera are protected, and the pain of fingers is relieved.
Description
Technical Field
The invention belongs to the technical field of electronic product parts, and particularly relates to a rotating shaft and a flip device using the same.
Background
The flip phone comprises an upper flip and a lower flip, wherein the upper flip is provided with a display screen and a camera, and the upper flip is rotatably connected with the lower flip through a rotating shaft. The rotating shaft generally comprises an axis and a shell with one end without a bottom, and an outer cam, an inner cam and a spring are sequentially arranged on the axis in a penetrating manner; the outer cam is fixedly connected with the shaft core in the circumferential direction, and the inner cam is fixedly connected with the inner wall of the shell in the circumferential direction and is rotationally connected with the shaft core; the spring is pressed between the bottom of the shell and the inner cam. When the existing rotating shaft structure is closed, friction torque is generated by friction of the inner cam and the outer cam, which mainly plays a role of torsion, and the inner cam and the outer cam are pressed tightly by adjusting the elastic force of the spring, so that dynamic friction force is generated between the inner cam and the outer cam, and a constant torsion value is maintained.
when the flip phone provided with the rotating shaft is closed, the impact force of the upper flip is very large, and fingers holding the lower flip can be hurt. Moreover, the larger the display screen on the upper flip cover is, the more the display screen is made to be provided with touch glass, so that the weight of the upper flip cover is increased; therefore, when the cover is closed, the rotating shaft needs larger force to meet the design requirement; when the flip phone is closed, the impact force generated by the upper flip is larger. If the user fingers avoid, the mobile phone cannot be held tightly, the mobile phone is easy to fall off due to impact force when the cover is closed, and the mobile phone is broken and the like.
Because the flip machine must flip to work, answer the phone, play frequently for the cell-phone closes the lid number of times many, closes at every turn and all can strike the finger, and user experience feels very not good. In addition, the impact force generated by closing the cover can damage the display screen and the camera, and the normal service life of the mobile phone cannot be met.
Disclosure of Invention
The present invention is directed to solving the problems of the prior art, and a first object of the present invention is to provide a hinge for reducing the closing impact of a flip device. A second object of the present invention is to provide a flip cover device having the above-mentioned hinge.
In order to achieve the first purpose, the invention adopts the following technical scheme: a rotating shaft comprises a shaft core and a shell with one end being bottomless and capable of rotating relative to the shaft core, wherein an outer cam, an inner cam, a first friction plate, a second friction plate and an elastic structure are sequentially sleeved on the shaft core from back to front;
The front end and the rear end of the shaft core are axially limited by the bottom surface of the shell and the outer cam respectively;
The outer cam and the first friction plate are circumferentially fixed with the shaft core;
The inner cam and the second friction plate are circumferentially fixed with the inner wall of the shell;
The elastic structure is pressed between the second friction plate and the bottom of the outer shell, and the second friction plate, the first friction plate, the inner cam and the outer cam are sequentially abutted by the elastic force of the elastic structure;
At least one groove and at least one protrusion which are in intermittent fit are arranged on the first friction plate and the second friction plate in a matched manner;
When the first friction plate and the second friction plate rotate relatively at a set closing angle, the groove is matched with the protrusion and can continue to rotate relatively.
Among the above-mentioned technical scheme, when installing this pivot on the product that needs to rotate in order to open, close, for example when installing in flip cell-phone, because of addding first friction disc and second friction disc in this pivot, when setting for closed angle, arch and recess cooperation increase flip pivoted instantaneous frictional force on this closed angle to the realization slows down when closing the lid, reduces and closes lid instantaneous impact force, protects screen, camera and alleviates the painful sense of finger.
In a preferred embodiment of the present invention, a through hole is formed in the bottom surface of the housing, a snap spring is disposed outside the through hole, a chuck is disposed at the front end of the shaft core, and the chuck penetrates through the through hole and is limited on the bottom surface of the housing by the snap spring
The beneficial effects of the above technical scheme are: after the outer cam, the inner cam, the first friction plate, the second friction plate, the elastic structure and the shell are sequentially assembled on the shaft core, the clamp spring is clamped between the clamp head and the bottom surface of the shell, and axial limiting of the front end of the shaft core is achieved.
In a preferred embodiment of the invention, the closing angle is set to 20 ° to 30 °.
In a preferred embodiment of the invention, the closing angle is set to 25 °.
The beneficial effects of the above technical scheme are: this angle is closer to the angle at which the flip-up lid strikes the phone when the lid is closed.
In a preferred embodiment of the invention, the protrusion is arranged on the end face of the second friction plate, and the groove is arranged on the end face of the first friction plate; or the bulge is arranged on the end surface of the first friction plate, and the groove is arranged on the end surface of the second friction plate; or the first friction plate and the second friction plate are both provided with bulges and grooves.
The beneficial effects of the above technical scheme are: three modes of arranging the bulges and the grooves on the first friction plate and the second friction plate are provided, and the modes can be selected according to actual conditions.
In another preferred embodiment of the present invention, the protrusion height of the protrusion is 0.2 mm.
The beneficial effects of the above technical scheme are: the protruding height of the protrusion is reasonably arranged, and the smoothness of the cover closing is hardly influenced while the friction force is increased.
In another preferred embodiment of the invention, the resilient structure is a spring.
the beneficial effects of the above technical scheme are: the spring is easy to obtain, low in cost and high in reliability.
In order to achieve the first purpose, the invention adopts the following technical scheme: the flip equipment comprises an upper flip, a lower flip and the rotating shaft, wherein the upper flip and the lower flip are rotatably connected through the rotating shaft; the shaft core is connected with the lower turnover cover through the outer cam, and the shell is connected with the upper turnover cover.
The beneficial effects of the above technical scheme are: the flip equipment is provided with the rotating shaft, so that the impact force of cover closing can be reduced.
In another preferred embodiment of the invention, a flexible crash cushion is arranged around the inner side of the upper flip cover.
The beneficial effects of the above technical scheme are: further reduce flip equipment and close the lid impact force to very big protection display screen and camera.
in another preferred embodiment of the present invention, the flip device is a flip phone or a flip game.
Compared with the prior art, the invention has the following beneficial effects:
1) The impact force of impacting the fingers of the user when the flip equipment is closed is greatly improved, discomfort does not exist during use, and the user experience is improved; and the reduction of impact force can reduce the damage risk of display screen and camera.
2) The impact force of closing the cover of the flip cover device is reduced, but the cover closing time is not shortened, and the user can still experience the fun brought by the flip cover.
3) The setting of crashproof pad further reduces and closes and cover the impact force to very big protection display screen and camera.
additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
Fig. 1 is a schematic structural diagram of an external shape of a rotating shaft according to a first embodiment of the present application.
Fig. 2 is an exploded view of a spindle according to an embodiment of the present disclosure.
fig. 3 is a schematic cross-sectional view illustrating a protrusion of a rotating shaft not engaged with a groove according to an embodiment of the present application.
fig. 4 is a schematic cross-sectional view illustrating a protrusion and a groove of a rotating shaft according to an embodiment of the present disclosure.
Fig. 5 is a schematic structural view of the first friction plate of fig. 2, viewed from the front to the back.
FIG. 6 is a schematic structural view of the second friction plate of FIG. 2, as viewed from the rear to the front.
Fig. 7 is a schematic structural diagram of a flip device according to a second embodiment of the present application.
Reference numerals in the drawings of the specification include: the shaft core comprises an upper flip cover 10, a lower flip cover 20, a rotating shaft 30, a shaft core 1, a connecting key 11, a first flat side 12, a clamping head 13, a clamping tail 14, an outer cam 2, a second flat side 21, an inner cam 3, a third flat side 31, a first friction plate 4, a key groove 41, a groove 42, a second friction plate 5, a fourth flat side 51, a protrusion 52, an angle starting mark 53, an elastic structure 6, a shell 7, a fifth flat side 71, a through hole 72, a clamping spring 8, a set closing angle theta, a point forward and B point backward.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "vertical", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
Example one
The present embodiment provides a rotating shaft, as shown in fig. 1-4 and fig. 7, in a preferred embodiment of the present embodiment, the rotating shaft includes a shaft core 1 and a housing 7 having a bottomless end and being rotatable relative to the shaft core 1, the housing 7 is sleeved on the shaft core 1, the shaft core 1 may be made of BS material, and the housing 7 may be made of H65 material. The shaft core 1 is at least sleeved with an outer cam 2, an inner cam 3, a first friction plate 4, a second friction plate 5 and an elastic structure 6 from back to front (namely from right to left in fig. 3 and fig. 4), the front end and the rear end of the shaft core 1 are axially limited by the bottom surface of the outer shell 7 and the outer cam 2 respectively, and the outer cam 2, the inner cam 3, the first friction plate 4 and the second friction plate 5 can be made of POM materials.
The outer cam 2 and the first friction plate 4 are fixed with the shaft core 1 in a clamping way along the circumferential direction, and the first friction plate 4 can still axially move on the shaft core 1; the inner cam 3 and the second friction plate 5 are fixed with the inner wall of the outer shell 7 in a circumferential clamping mode, and the inner cam 3 and the second friction plate 5 can still axially move on the shaft core 1. The elastic structure 6 is pressed between the second friction plate 5 and the bottom of the outer shell 7, preferably, the elastic structure 6 is a spring, the spring can be made of SWP material, the elastic structure 6 enables the second friction plate 5, the first friction plate 4, the inner cam 3 and the outer cam 2 to be sequentially abutted, and when the cover is closed, the elastic structure 6 enables a dynamic friction force to be generated between the second friction plate 5, the first friction plate 4, the inner cam 3 and the outer cam 2.
At least one groove 42 and a protrusion 52 which are in intermittent fit are matched and arranged on the first friction plate 4 and the second friction plate 5; when the first friction plate 4 and the second friction plate 5 rotate relatively at a set closing angle, the groove is matched with the protrusion and can continue to rotate relatively.
In the present embodiment, as shown in fig. 3 and 4, the projections 52 are provided on the rear end surface of the second friction plate 5, and the recesses 42 are provided on the front end surface of the first friction plate 4. It should be noted that the projections 52 may be provided on the front end surface of the first friction plate 4, and the grooves 42 may be provided on the rear end surface of the second friction plate 5; or both the first friction plate 4 and the second friction plate 5 are provided with the protrusions 52 and the grooves 42. In the present embodiment, it is preferable that the set closing angle θ of the groove 42 and the projection 52 is 20 ° to 30 °, and more preferably 25 °, and it should be noted that the set closing angle θ can be adjusted according to actual conditions.
The first friction plate 4 and the second friction plate 5 are a pair of friction plates, in practice, two or more pairs of friction plates may be provided, and the friction plates are fixed with the shaft core and the outer shell circumferentially in a staggered manner, so that dynamic friction force can be generated between the friction plates.
The rotating shaft of the invention can be used in electronic products such as flip phones, flip game machines and the like, and can also be used in places such as house doors, wardrobe doors and the like which need to be rotated to be opened and closed, for example, when the rotating shaft is used in flip phones, the closing angle theta is set to be an included angle between the upper flip cover and the lower flip cover shown in fig. 7.
in practical application, the pressing force for pressing the second friction plate 5, the first friction plate 4, the inner cam 3 and the outer cam 2 can be changed by adjusting the elastic force of the elastic structure 6, so that the dynamic friction force among the two can be changed. When the cover is closed, friction torque generated by friction of the inner cam 3 and the outer cam 2 mainly plays a role of torsion, and the structures of the inner cam 3 and the outer cam 2 can adopt the structures of a driving wheel and a driven wheel disclosed in CN203717629U, which is not an innovative point of the invention and is not described herein again.
In the rotating shaft of the invention, the first friction plate 4 and the second friction plate 5 are additionally arranged, when a closing angle theta is set, for example, 25 degrees, the protrusions 52 on the second friction plate 5 are matched with the grooves 42 on the first friction plate 4, so that the friction force of the rotation of the flip cover 10 at the closing angle is increased, the deceleration during the cover closing is realized, and the instantaneous impact force of the cover closing is reduced. The protrusion 52 and the groove 42 in the rotation shaft 30 function to increase the instantaneous friction force when the closing angle θ is set, and thereafter the flip-up cover 10 can still rotate, and the smoothness of the closing cover is hardly affected.
As shown in fig. 3, in another preferred embodiment of this embodiment, the bottom surface of the housing 7 is specifically limited to the front end of the shaft core 1 by: the bottom surface of the shell 7 is provided with a through hole 72, a clamp spring 8 is arranged outside the through hole 72, and the clamp spring 8 can be an elastic retainer ring for a shaft and can be made of manganese steel material; the front end of the shaft core 1 is provided with a clamping head 13, and the clamping head 13 penetrates through the through hole 72 and is limited on the bottom surface of the shell 7 through the clamping spring 8. The limit of the outer cam 2 to the rear end of the shaft core 1 is as follows: the rear end face of the outer cam 2 is provided with a counter bore, the rear end of the shaft core 1 is provided with a clamping tail 14, the clamping tail 14 is located in the counter bore, and the front end face of the clamping tail 14 is limited by a counter bore step.
In another preferred embodiment, as shown in fig. 5, three grooves 42 are provided on the front end surface of the first friction plate 4 at equal intervals, and three protrusions 52 are provided on the rear end surface of the second friction plate 5 at equal intervals, wherein the protrusions 52 preferably have a protruding height of 0.2 mm. The number of the grooves 42 and the protrusions 52 determines the magnitude of the friction force, and the number of the grooves 42 and the protrusions 52 can be set reasonably according to actual conditions. As shown in fig. 7, the set closing angle θ is an angle between the upper lid 10 and the lower lid 20 when the groove 42 is engaged with the protrusion 52, and in the present embodiment, the set closing angle θ is a set closing angle θ, for example, 25 ° when three protrusions 52 are engaged with three grooves 42.
It should be noted that when the grooves 42 and the projections 52 are provided on both the first friction plate 4 and the second friction plate 5, the projections 52 on both friction plates should be arranged offset in the radial direction.
It should be noted that if the number of the protrusions 52 is different from that of the grooves 42, for example, the number of the protrusions 52 is one, the number of the grooves 42 is three, and the closing angle θ is set to be an angle range; in the process from the starting point of the protrusion matching with the first groove to the ending point of the protrusion matching with the third groove, the included angle between the upper flip-top cover 10 and the lower flip-top cover 20 is the set closing angle θ, for example, the starting point of the protrusion matching is 30 °, the ending point of the protrusion matching is 20 °, and the closing angle θ is set to be 20 ° -30 °.
As shown in fig. 2, the specific way of circumferentially fixing the outer cam 2 and the first friction plate 4 with the shaft core 1 is as follows: the shaft core 1 is provided with a first flat side surface 12, and the shaft core 1 is circumferentially clamped and fixed with the inner wall of the outer cam 2 through the first flat side surface; the outer wall of the shaft core 1 is provided with a connecting key 11, as shown in fig. 5, the first friction plate 4 is provided with a key groove 41 matched with the connecting key 11, and the first friction plate 4 and the shaft core 1 are circumferentially clamped and fixed in a manner of the connecting key 11 and the key groove 41.
As shown in fig. 2, the specific way of circumferentially fixing the inner cam 3 and the second friction plate 5 with the inner wall of the outer shell 7 is as follows: the inner cam 3 is provided with a third flat side surface 31, and the inner cam 3 is circumferentially clamped and fixed with the inner wall of the shell 7 through the third flat side surface 31; as shown in fig. 6, the second friction plate 5 has a fourth flat side 51, and the second friction plate 5 is circumferentially locked and fixed to the inner wall of the outer shell 7 by the fourth flat side 51.
In another preferred embodiment, as shown in fig. 6, an angle start mark 53 is provided on the second friction plate 5, and the angle start mark 53 is a triangular groove, which is a starting point for assembling the rotating shaft, thereby preventing an error in assembling the rotating shaft 30.
Example two
the present embodiment provides a flip cover device, which may be a flip cover phone or a flip cover game machine, as shown in fig. 7, and in a preferred embodiment of the present embodiment, it includes an upper flip cover 10, a lower flip cover 20 and a rotating shaft 30 in the embodiment, and the upper flip cover 10 and the lower flip cover 20 are rotatably connected through the rotating shaft 30. As shown in fig. 2, the outer cam 2 has a second flat side 21, and the shaft core 1 is circumferentially and fixedly connected with the lower turning cover 20 through the second flat side 21 of the outer cam 2; the housing 7 has a fifth flat side 71, and the housing 7 is fixedly connected to the upper flap 10 in the circumferential direction via the fifth flat side 71.
When closing, for example, the lower flip cover 20 is kept stationary, and the upper flip cover 10 is rotated to close, the shaft core 1 is not rotated, and the housing 7 is rotated with the upper flip cover 10 to close. In the cover closing process, the outer cam 2 and the first friction plate 4 do not rotate, the inner cam 3 and the second friction plate 5 rotate along with the outer shell 7, and under the action of elastic force of the elastic structure 6, dynamic friction force is generated among the outer cam 2, the inner cam 3, the first friction plate 4 and the second friction plate 5; when the upper lid 10 is rotated to the set closing angle θ shown in fig. 7, as can be seen from fig. 4, the protrusions 52 on the second friction plate 5 are engaged with the grooves 42 on the first friction plate 4, so as to increase the instantaneous friction force, reduce the speed during lid closing, and reduce the impact force during lid closing.
In another preferred embodiment, a flexible anti-collision pad is arranged around the inner side of the upper flip cover 10, and the anti-collision pad is formed by injecting liquid silica gel onto the shell of the upper flip cover 10 and achieves the skin touch through the treatment of hand feeling paint. When the upper flip cover 10 is closed, the impact force can be greatly reduced by the anti-collision pad, the pain feeling of the finger being impacted is improved, the risk that the display screen and the camera are damaged by collision can be further protected due to the reduction of the impact force, and even if the flip cover device is opened, the flip cover device falls to the ground, the anti-collision pad can well protect the screen from being broken.
In the description herein, reference to the description of the terms "preferred embodiment," "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. a rotating shaft comprises a shaft core and a shell with one end being bottomless and capable of rotating relative to the shaft core, and is characterized in that at least an outer cam, an inner cam, a first friction plate, a second friction plate and an elastic structure are sequentially sleeved on the shaft core from back to front;
The front end and the rear end of the shaft core are axially limited by the bottom surface of the shell and the outer cam respectively;
The outer cam and the first friction plate are circumferentially fixed with the shaft core;
The inner cam and the second friction plate are circumferentially fixed with the inner wall of the outer shell;
The elastic structure is pressed between the second friction plate and the bottom of the outer shell, and the second friction plate, the first friction plate, the inner cam and the outer cam are sequentially abutted by the elastic force of the elastic structure;
At least one groove and at least one protrusion which are in intermittent fit are arranged on the first friction plate and the second friction plate in a matched mode;
when the first friction plate and the second friction plate rotate relatively at a set closing angle, the groove is matched with the protrusion and can continue to rotate relatively.
2. A rotary shaft according to claim 1, wherein a through hole is formed in the bottom surface of the housing, a snap spring is disposed outside the through hole, and a chuck is disposed at the front end of the shaft core, and the chuck passes through the through hole and is limited to the bottom surface of the housing by the snap spring.
3. A hinge as claimed in claim 1, wherein said predetermined closing angle is 20 ° -30 °.
4. A hinge as claimed in claim 3, wherein said set closure angle is 25 °.
5. A shaft according to any of claims 1 to 4, wherein the projection is provided on the end face of the second friction plate and the recess is provided on the end face of the first friction plate; or the bulge is arranged on the end surface of the first friction plate, and the groove is arranged on the end surface of the second friction plate; or both the first friction plate and the second friction plate are provided with the protrusions and the grooves.
6. a hinge according to any of claims 1 to 4, wherein the projections have a projection height of 0.2 mm.
7. A hinge as claimed in claim 5, wherein the resilient structure is a spring.
8. The utility model provides a flip equipment, includes flip and lower flip, its characterized in that: the rotating shaft of one of claims 1 to 7, wherein the upper flip cover and the lower flip cover are rotatably connected through the rotating shaft; the shaft core is connected with the lower turnover cover through an outer cam, and the shell is connected with the upper turnover cover.
9. A flip cover device according to any one of claims 1 to 8, wherein flexible crash pads are provided around the inside of said upper flip cover.
10. A flip cover device according to claim 9, wherein said flip cover device is a flip phone or a flip game.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910884674.5A CN110557485B (en) | 2019-09-19 | 2019-09-19 | Rotating shaft and flip equipment using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910884674.5A CN110557485B (en) | 2019-09-19 | 2019-09-19 | Rotating shaft and flip equipment using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110557485A true CN110557485A (en) | 2019-12-10 |
| CN110557485B CN110557485B (en) | 2020-12-22 |
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| CN201910884674.5A Active CN110557485B (en) | 2019-09-19 | 2019-09-19 | Rotating shaft and flip equipment using same |
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| CN (1) | CN110557485B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111431339A (en) * | 2020-05-17 | 2020-07-17 | 重庆玮硕恒基电脑配件有限公司 | Servo motor with adjustable torsion device |
| CN112728377A (en) * | 2020-12-29 | 2021-04-30 | 重庆蓝岸通讯技术有限公司 | Adjusting structure and wearable device |
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| CN200978881Y (en) * | 2006-12-11 | 2007-11-21 | 新日兴股份有限公司 | Hub for opening with little force and closing with much force |
| KR20090095331A (en) * | 2008-03-05 | 2009-09-09 | 세원정밀주식회사 | Hinge mechanism for portable radiotelephone |
| CN101672324A (en) * | 2008-09-12 | 2010-03-17 | 深圳富泰宏精密工业有限公司 | Hinge structure and portable electronic device applying same |
| CN201682532U (en) * | 2010-05-19 | 2010-12-22 | 上海德门电子科技有限公司 | Clamshell phone rotary shaft |
| CN202009414U (en) * | 2011-03-30 | 2011-10-12 | 比亚迪股份有限公司 | Mobile phone rotating shaft |
| JP2013227993A (en) * | 2012-04-24 | 2013-11-07 | Shimonishi Giken Kogyo Kk | Hinge |
| CN203167027U (en) * | 2013-03-20 | 2013-08-28 | 深圳市美鑫盛科技有限公司 | Mobile-phone rotating shaft with master and slave shafts |
| CN204961568U (en) * | 2015-07-31 | 2016-01-13 | 陈庆芳 | Notebook pivot subassembly |
| CN205047477U (en) * | 2015-09-07 | 2016-02-24 | 珠海格力电器股份有限公司 | Electric fan head positioning structure and electric fan |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431339A (en) * | 2020-05-17 | 2020-07-17 | 重庆玮硕恒基电脑配件有限公司 | Servo motor with adjustable torsion device |
| CN112728377A (en) * | 2020-12-29 | 2021-04-30 | 重庆蓝岸通讯技术有限公司 | Adjusting structure and wearable device |
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| CN110557485B (en) | 2020-12-22 |
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