CN203685838U - Spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft - Google Patents
Spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft Download PDFInfo
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- CN203685838U CN203685838U CN201420026438.2U CN201420026438U CN203685838U CN 203685838 U CN203685838 U CN 203685838U CN 201420026438 U CN201420026438 U CN 201420026438U CN 203685838 U CN203685838 U CN 203685838U
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Abstract
The utility model discloses a spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft. The spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft comprises two shaft cores and at least one connection shell body, and is provided with at least one pivot piece, wherein each connection shell body is axially provided with through holes; the two shaft cores are sleeved with the corresponding through holes and can be stopped in the axial direction and freely rotate in the circumferential direction relative to the connection shell body; a channel is formed in the connection shell body in the axial direction; the pivot piece can slide in the channel in the axial direction; corresponding to each pivot piece, the two shaft cores are respectively provided with spiral grooves which are symmetrical with each other left and right; when one shaft core is rotated, the grooves in the shaft core can drive the pivot piece to slide in the channel in the axial direction, and then the pivot piece can drive the channel in the other shaft core to rotate, so that the two shaft cores are rotated synchronously. According to the spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft, the functions of opening and closing by double-shaft synchronous 360-degree rotation and unlimited overturning can be realized; the connection at a rotation part can be perfect and smooth; a good experience effect is provided for a user; the requirements on operating functions of a notebook computer are met.
Description
Technical field
The utility model relates to a kind of Damping rotation shaft, specifically relates to a kind of spiral chute transmission type 360 and spends Biaxial synchronous Damping rotation shaft.
Background technique
Damping rotation shaft is a kind of connecting element that mutual rotation can be provided, be mainly used between the parts and its matrix of rotation, at present, be widely used in various digital products and electronic equipment, such as notebook computer, can realize the folding function between body and the display screen of notebook computer by the rotation of Damping rotation shaft.At present, conventional Damping rotation shaft is single shaft core, by assemble products from parts, realizes notebook computer folding function.Also have by twin shaft core and realize the folding of notebook computer and the angle of relative human body.Also there are the folding and the locating function that realize notebook computer by twin shaft cored structure; But this twin shaft cored structure is when normally axle core rotates, another axle core blocking, it is closed that two rotating shafts are that order is opened, not perfect in operation, cannot accomplish synchronously.In order to realize synchronous rotation of 360 degree of twin shaft, also there is the double-axis hinge that adopts multiple Gear combination transmissions, the axis of multiple gears and the axis of twin shaft are in the same way, but this structure will design at least 4 gears conventionally, could arrive the function of the reverse smooth opening and closing of Biaxial synchronous, and because the gear using is more, limited the slimming development of the electronic equipments such as notebook, and installation and removal operation is comparatively loaded down with trivial details.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model proposes a kind of spiral chute transmission type 360 and spend Biaxial synchronous Damping rotation shaft, Biaxial synchronous 360 be can realize and rotating folding and limitless turn over function spent, and what can connect at rotary part is more perfect and smooth and easy, provide better experience effect to user, meet notebook computer operating function demand.
The technical solution of the utility model is achieved in that
A kind of spiral chute transmission type 360 is spent Biaxial synchronous Damping rotation shaft, comprises two axle cores and at least one coupling housing, and corresponding each coupling housing, is provided with at least one hinge part; Corresponding each axle core, each coupling housing is axially arranged with a through hole, two described axle core retainer plates are located in two corresponding described through holes, make two described axle core interval setpoint distances, and two described axle cores can axial retention circumferentially freely rotate relative to described coupling housing; In described coupling housing, between two described through holes, be axially arranged with conduit, described hinge part is located in described conduit, and described hinge part can slide axially in described conduit; Corresponding each described hinge part, on two described axle cores, offer respectively symmetrical spiral groove, when one of them axle core rotates, groove on this axle core can drive described hinge part to slide axially in described conduit, and described hinge part slides axially and can drive the groove on another axle core to rotate, and two described axle cores are synchronously rotated.
As further improvement of the utility model, described hinge part is respectively equipped with a projection towards the both sides of two described axle cores, the profile of two the described projections groove curved surface corresponding with it matches, two described projections accommodating fitting in groove corresponding on two described axle cores respectively.
As further improvement of the utility model, separately be provided with a joining plate, two described axle core one end have respectively a step, described joining plate is sheathed on respectively on two described axle cores, two described axle cores can axial retention circumferentially freely rotate relative to described joining plate, and described joining plate location backstop is in the step place of two described axle cores.
As further improvement of the utility model, two described axle core one end are fixed with respectively fixed support, the other end of two described axle cores is arranged with the first pad, several butterfly shell fragments and the second pad successively, described the first pad is positioned at a described joining plate side of described step dorsad, and described coupling housing, described joining plate, described the first pad, described in several, butterfly shell fragment and described the second pad are positioned on two described axle cores by nut check.
As further improvement of the utility model, described groove be shaped as for triangle, circle, ellipse, rectangular, square and trapezoidal in one.
The beneficial effects of the utility model are: the utility model provides a kind of spiral chute transmission type 360 to spend Biaxial synchronous Damping rotation shaft, comprise two axle cores, corresponding each axle core is provided with symmetrical spiral groove, rotating shaft is combined two independent axle cores by least one coupling housing, coupling housing can have many groups, set according to actual needs, to keep the parallel stable of two independent axles.On coupling housing, there is conduit, hinge part can slide in conduit, the profile of hinge part is consistent with the spiral groove shape on axle core, by coordinating of hinge part and the groove on axle core and the conduit on coupling housing, can realize the synchronous open and close of twin shaft, making to apply the products such as the notebook of the utility model Damping rotation shaft can be in 360 degree inter-sync folding.In addition, owing to having adopted the spiral fluted kind of drive, can avoid using more gear transmission, and not occupy thicker space, be conducive to the slimming development of the products such as notebook.Preferably, hinge part is respectively equipped with a projection towards the both sides of two axle cores, and two protruding profile groove curved surfaces corresponding with it match, two projections accommodating fitting in groove corresponding on two axle cores respectively.Like this, by the cooperation of two on hinge part projection and groove corresponding on two axle cores, can realize the synchronous open and close of twin shaft, the product such as notebook that makes to apply the utility model Damping rotation shaft can be in 360 degree inter-sync foldings.Preferably, be provided with a joining plate, two axle core one end have respectively a step, and joining plate is sheathed on respectively on two axle cores, and two axle cores can axial retention circumferentially freely rotate relative to joining plate, and joining plate location backstop is in the step place of two axle cores.By coordinating of joining plate and coupling housing, can better realize two axle cores are formed together.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is coupling housing structural representation in the utility model;
Fig. 3 is hinge part structural representation in the utility model.
By reference to the accompanying drawings, make the following instructions:
1---axle core 11---groove
12---step 2---coupling housing
21---through hole 22---conduit
3---hinge part 31---projection
4---joining plate 5---fixed support
6---first pad 7---butterfly shell fragment
8---second pad 9---nut
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, a kind of spiral chute transmission type 360 is spent Biaxial synchronous Damping rotation shaft, comprises two axle cores 1 and at least one coupling housing 2, and corresponding each coupling housing is provided with at least one hinge part 3; Corresponding each axle core, each coupling housing is axially arranged with a through hole 21, two described axle core retainer plates are located in two corresponding described through holes, make two described axle core interval setpoint distances, and two described axle cores can axial retention circumferentially freely rotate relative to described coupling housing; In described coupling housing, between two described through holes, be axially arranged with conduit 22, described hinge part is located in described conduit, and described hinge part can slide axially in described conduit; Corresponding each described hinge part, on two described axle cores, offer respectively symmetrical spiral groove 11, when one of them axle core rotates, groove on this axle core can drive described hinge part to slide axially in described conduit, and described hinge part slides axially and can drive the groove on another axle core to rotate, and two described axle cores are synchronously rotated.Like this, by least one coupling housing, two independent axle cores are combined, coupling housing can have many groups, sets according to actual needs, to keep the parallel stable of two independent axles.And by coordinating of hinge part and the groove on axle core and the conduit on coupling housing, can realize the synchronous open and close of twin shaft, the product such as notebook that makes to apply the utility model Damping rotation shaft can be in 360 degree inter-sync foldings.In addition, owing to having adopted the spiral fluted kind of drive, can avoid using more gear transmission, and not occupy thicker space, be conducive to the slimming development of the products such as notebook.
Preferably, described hinge part is respectively equipped with 31, two described projections of the projection profile groove curved surface corresponding with it towards the both sides of two described axle cores matches, two described projections accommodating fitting in groove corresponding on two described axle cores respectively.Like this, by the cooperation of two on hinge part projection and groove corresponding on two axle cores, can realize the synchronous open and close of twin shaft, the product such as notebook that makes to apply the utility model Damping rotation shaft can be in 360 degree inter-sync foldings.When concrete enforcement, projection on hinge part and spiral chute application of a surface, in the time that one of them axle core rotates, groove on this axle core rotates and drives and the projection of its laminating, and then slide axially in the conduit of drive hinge part in coupling housing, hinge part slides up and down in coupling housing, again because the spiral chute on two axle cores is symmetrical set, under the restriction and leading role of hinge part, another axle core can follow synchronous backward to rotate.
Preferably, separately be provided with a joining plate 4, two described axle core one end have respectively a step 12, described joining plate is sheathed on respectively on two described axle cores, two described axle cores can axial retention circumferentially freely rotate relative to described joining plate, and described joining plate location backstop is in the step place of two described axle cores.By coordinating of joining plate and coupling housing, can better realize two axle cores are formed together.
Preferably, two described axle core one end are fixed with respectively fixed support 5, for embedding in the parts and matrix that need to rotate, the other end of two described axle cores is arranged with the first pad 6, several butterfly shell fragments 7 and the second pad 8 successively, described the first pad is positioned at a described joining plate side of described step dorsad, described coupling housing, described joining plate, described the first pad, described in several butterfly shell fragment and described the second pad by nut 9 locking and positioning on two described axle cores.For torsion being provided and realizing the function of close-fitting location.
Preferably, described groove be shaped as for triangle, circle, ellipse, rectangular, square and trapezoidal in one.
In sum, the utility model Damping rotation shaft is a built-up shaft, two axle cores is connected together with joining plate by coupling housing.One, the utility model can be realized freely overturning of 360 degree, to meet the different deformation form of the products such as notebook.Two, coordinating by the spiral groove on twin shaft and conduit on projection on hinge part and coupling housing, can realize the sense of rotation of controlling diaxon, realize synchronous unlatching and closure function in 360 degree, rotate meeting the product LCD such as notebook and components of system as directed when.They are three years old, because the utility model is realized the synchronous on-off of twin shaft by offer spiral groove on axle core, use the products such as the notebook of this Damping rotation shaft, what connect at rotary part is more perfect and smooth and easy, and can avoid using more gear transmission, and do not occupy thicker space, be conducive to the slimming development of the products such as notebook.When concrete application, on two axle cores, be fixedly connected with two fixed supports, two fixed supports lock respectively in LCD and components of system as directed, projection on hinge part and spiral chute application of a surface, in the time that one of them axle core rotates, groove on this axle core rotates and drives and the projection of its laminating, and then slide axially in the conduit of drive hinge part in coupling housing, be that hinge part slides up and down in coupling housing, again because the spiral chute on two axle cores is symmetrical set, under the restriction and leading role of hinge part, another axle core can follow synchronous backward to rotate.
Those skilled in the art is by carrying out modification or the change on various forms to above-described embodiment.But do not deviate from the situation of essence of the present utility model, within all dropping on protection domain of the present utility model.
Claims (5)
1. spiral chute transmission type 360 is spent a Biaxial synchronous Damping rotation shaft, it is characterized in that: comprise two axle cores (1) and at least one coupling housing (2), corresponding each coupling housing, is provided with at least one hinge part (3); Corresponding each axle core, each coupling housing is axially arranged with a through hole (21), two described axle core retainer plates are located in two corresponding described through holes, make two described axle core interval setpoint distances, and two described axle cores can axial retention circumferentially freely rotate relative to described coupling housing; In described coupling housing, between two described through holes, be axially arranged with conduit (22), described hinge part is located in described conduit, and described hinge part can slide axially in described conduit; Corresponding each described hinge part, on two described axle cores, offer respectively symmetrical spiral groove (11), when one of them axle core rotates, groove on this axle core can drive described hinge part to slide axially in described conduit, and described hinge part slides axially and can drive the groove on another axle core to rotate, and two described axle cores are synchronously rotated.
2. spiral chute transmission type 360 according to claim 1 is spent Biaxial synchronous Damping rotation shaft, it is characterized in that: described hinge part is respectively equipped with a projection (31) towards the both sides of two described axle cores, the profile of two the described projections groove curved surface corresponding with it matches, two described projections accommodating fitting in groove corresponding on two described axle cores respectively.
3. spiral chute transmission type 360 according to claim 2 is spent Biaxial synchronous Damping rotation shaft, it is characterized in that: be separately provided with a joining plate (4), two described axle core one end have respectively a step (12), described joining plate is sheathed on respectively on two described axle cores, two described axle cores can axial retention circumferentially freely rotate relative to described joining plate, and described joining plate location backstop is in the step place of two described axle cores.
4. spiral chute transmission type 360 according to claim 3 is spent Biaxial synchronous Damping rotation shaft, it is characterized in that: two described axle core one end are fixed with respectively fixed support (5), the other end of two described axle cores is arranged with the first pad (6), several butterfly shell fragments (7) and the second pad (8) successively, described the first pad is positioned at a described joining plate side of described step dorsad, described coupling housing, described joining plate, described the first pad, described in several butterfly shell fragment and described the second pad by nut (9) locking and positioning on two described axle cores.
5. spiral chute transmission type 360 according to claim 4 is spent Biaxial synchronous Damping rotation shaft, it is characterized in that: described groove be shaped as for triangle, circle, ellipse, rectangular, square and trapezoidal in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420026438.2U CN203685838U (en) | 2014-01-16 | 2014-01-16 | Spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420026438.2U CN203685838U (en) | 2014-01-16 | 2014-01-16 | Spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft |
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|---|---|
| CN203685838U true CN203685838U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420026438.2U Expired - Fee Related CN203685838U (en) | 2014-01-16 | 2014-01-16 | Spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104132059A (en) * | 2014-07-15 | 2014-11-05 | 东莞市冠晔电子科技有限公司 | Pivot device with two synchronous rotation shafts |
| CN104832530A (en) * | 2014-02-12 | 2015-08-12 | 联想(北京)有限公司 | Electronic device |
| CN104930049A (en) * | 2014-03-17 | 2015-09-23 | 联想(北京)有限公司 | Connecting device and equipment |
| CN105402248A (en) * | 2015-12-16 | 2016-03-16 | 联想(北京)有限公司 | Connecting device and electronic equipment |
| CN104791370B (en) * | 2014-01-16 | 2017-09-29 | 昆山玮硕恒基电子科技有限公司 | 360 degree of Biaxial synchronous Damping rotation shafts of helicla flute driven type |
| TWI626528B (en) * | 2017-09-26 | 2018-06-11 | Synchronizable full flip pivot | |
| US10635139B2 (en) | 2015-11-17 | 2020-04-28 | Lenovo (Beijing) Limited | Connecting apparatus, rotating shaft and electronic device |
-
2014
- 2014-01-16 CN CN201420026438.2U patent/CN203685838U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791370B (en) * | 2014-01-16 | 2017-09-29 | 昆山玮硕恒基电子科技有限公司 | 360 degree of Biaxial synchronous Damping rotation shafts of helicla flute driven type |
| CN104832530A (en) * | 2014-02-12 | 2015-08-12 | 联想(北京)有限公司 | Electronic device |
| CN104930049A (en) * | 2014-03-17 | 2015-09-23 | 联想(北京)有限公司 | Connecting device and equipment |
| US9898050B2 (en) | 2014-03-17 | 2018-02-20 | Lenovo (Beijing) Co., Ltd. | Connection device and an apparatus |
| CN104930049B (en) * | 2014-03-17 | 2018-06-01 | 联想(北京)有限公司 | A kind of attachment device and equipment |
| CN104132059A (en) * | 2014-07-15 | 2014-11-05 | 东莞市冠晔电子科技有限公司 | Pivot device with two synchronous rotation shafts |
| US10635139B2 (en) | 2015-11-17 | 2020-04-28 | Lenovo (Beijing) Limited | Connecting apparatus, rotating shaft and electronic device |
| CN105402248A (en) * | 2015-12-16 | 2016-03-16 | 联想(北京)有限公司 | Connecting device and electronic equipment |
| TWI626528B (en) * | 2017-09-26 | 2018-06-11 | Synchronizable full flip pivot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Yushan city Kunshan town Suzhou city Jiangsu province 215300 Hua Fu Road No. 8 Room 2 Patentee after: Kunshan Wei Shuo Henderson intelligent Polytron Technologies Inc Address before: 215300 Yushan, Jiangsu, Kunshan City, the town of Huan Qing Road, No. 2588, No. Patentee before: Kunshan Voso Hinge Electronic Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20190116 |