CN203926362U - Two rotating shaft project plannings and notebook computer - Google Patents

Two rotating shaft project plannings and notebook computer Download PDF

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Publication number
CN203926362U
CN203926362U CN201420346088.8U CN201420346088U CN203926362U CN 203926362 U CN203926362 U CN 203926362U CN 201420346088 U CN201420346088 U CN 201420346088U CN 203926362 U CN203926362 U CN 203926362U
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China
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pivot
gear
rotating shaft
pair
helical gear
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CN201420346088.8U
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Chinese (zh)
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罗军超
董华君
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Abstract

The utility model is about a kind of two rotating shaft project plannings and notebook computer, relates to field, computer terminal.The size of two rotating shaft project plannings that the utility model embodiment provides is less, can meet some specific electronic devices as the lightening design of notebook computer.Its technological scheme mainly adopting is: two rotating shaft project plannings, comprise the first pivot, the second pivot and gear train, and gear train comprises: the first main helical gear, is sheathed on the first pivot, and is circumferentially fixed on the first pivot; The second main helical gear, is sheathed on the second pivot, and is circumferentially fixed on the second pivot; Tiltedly driving gear, is arranged between the first main helical gear and the second main helical gear, and tiltedly engage with the first main helical gear one end of driving gear, and its other end engages with the second main helical gear; The first main helical gear and the second main helical gear are in transmission connection by oblique driving gear reverse sync.The utility model is mainly used in notebook computer or other clamshell electronic device.

Description

Two rotating shaft project plannings and notebook computer
Technical field
The utility model relates to computer terminal technical field, particularly relates to a kind of pair of rotating shaft project planning and applies the notebook computer of this pair of rotating shaft project planning.
Background technique
Existing specific electronic devices, for example notebook computer, two parts that it can divide into mutual pivot joint, comprise first plate body with screen and second plate body with main frame spare part, and the first plate body and the second plate body are mainly to make pivot joint each other by pivot device.In order to reach time saving and energy saving object, in prior art, existing a kind of twin axle project planning, it can make two pivots interlock each other, and therefore, in the time of one of them pivot rotation, another pivot can rotate by synchronous backward.In other words,, in the time that user pulls the first plate body, the second plate body can be corresponding to the rotation of the first plate body and synchronous backward rotation.
Existing pair of rotating shaft project planning, comprises gear train and the first pivot being arranged in parallel and the second pivot, and as shown in Figure 1, gear train comprises the first master gear 101, the second master gear 102 and two pinions 103; Gear train is straight-tooth wheels, and the first master gear 101 is sheathed on the first pivot, and circumferentially fixing with the first pivot; The second master gear 102 is sheathed on the second pivot, and circumferentially fixing with the second pivot; Wherein, a side of a pinion 103 engages with the first master gear 101, and a side of another pinion 103 engages with the second master gear 102, intermeshing between two pinions 103; The first master gear 101 and the second master gear 102 are in transmission connection by two pinion 103 reverse sync.
State in realization in the process of technological scheme, inventor finds that in prior art, at least there are the following problems: the first master gear 101, the second master gear 102 and two pinions 103 are all installed on same plane, the space that gear train takies is larger, make the size of two rotating shaft project plannings larger, can not meet some specific electronic devices as the thin design of notebook computer, practical application is poor.
Model utility content
In view of this, the utility model provides a kind of pair of rotating shaft project planning and has applied the notebook computer of this pair of rotating shaft project planning, the two rotating shaft project plannings that provide a kind of size less are provided main purpose, can meet some specific electronic devices as the lightening design of notebook computer.
For achieving the above object, the utility model mainly provides following technological scheme:
On the one hand, embodiment of the present utility model provides a kind of two rotating shaft project planning, comprises the first pivot and the second pivot that are arranged in parallel, and described pair of rotating shaft project planning also comprises gear train, and described gear train comprises:
The first main helical gear, is sheathed on described the first pivot, and is circumferentially fixed on described the first pivot;
The second main helical gear, is sheathed on described the second pivot, and is circumferentially fixed on described the second pivot; And,
Tiltedly driving gear, is arranged between described the first main helical gear and described the second main helical gear, and engage with described the first main helical gear one end of described oblique driving gear, and its other end engages with described the second main helical gear;
Described the first main helical gear and described the second main helical gear are in transmission connection by described oblique driving gear reverse sync.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.
Aforesaid pair of rotating shaft project planning, the described first main helical gear axis is vertical with the axis of described oblique driving gear respectively with the described second main helical gear axis.
Aforesaid pair of rotating shaft project planning, described gear train also comprises:
A pair of link, a described link is sheathed on described the first pivot, and is rotationally connected with described the first pivot; Described in another, link is sheathed on described the second pivot, and is rotationally connected with described the second pivot;
Described oblique driving gear comprises gear shaft, and a pair of described link all has axis hole, and the two ends of described gear shaft are installed on respectively in the axis hole of a pair of described link, and is rotatably assorted with the hole wall of described axis hole.
Aforesaid pair of rotating shaft project planning, also comprises:
Bounding means, described bounding means has two attachment holes; Described the first pivot and described the second pivot are arranged in respectively two described attachment holes, and are rotatably assorted with the hole wall of corresponding attachment hole respectively, and the quantity of described bounding means is at least two;
Described gear train is arranged between two adjacent described bounding meanss.
Aforesaid pair of rotating shaft project planning, also comprises:
A pair of positioning rod, is installed on described bounding means, and vertical setting of center line of a pair of described positioning rod and described oblique driving gear, and be positioned at the both sides of described oblique driving gear intermediate section, for to described oblique driving gear location.
Aforesaid pair of rotating shaft project planning, the intermediate section of described oblique driving gear is provided with the circular groove caving in, the center line of described circular groove and the dead in line of described oblique driving gear, a pair of described positioning rod is arranged in respectively described circular groove, and with the groove arm Spielpassung of described circular groove.
Aforesaid pair of rotating shaft project planning, also comprises:
Housing, described housing has inner chamber, and described gear train is installed on described inner chamber.
Aforesaid pair of rotating shaft project planning, also comprises:
Two groups of positioning components, one group of positioning component is sheathed on described the first pivot, and another group positioning component is sheathed on described the second pivot, for described gear train is located;
Described the first pivot and described the second pivot include the shaft shoulder; Described gear train is arranged between described positioning component and the described shaft shoulder, and a side and the described positioning component of described gear train are inconsistent, and its opposite side and the described shaft shoulder are inconsistent.
Aforesaid pair of rotating shaft project planning, described positioning component comprises:
At least two packing rings, are circumferentially fixed on described the first pivot or described the second pivot;
At least one elastic component, described elastic component and described the first pivot or described the second pivot are rotationally connected, and described elastic component is arranged between adjacent two described packing rings;
Fixed block, is positioned at the outermost of described the first pivot or described the second pivot, and with described the first pivot or described dismantled and assembled connection of the second pivot; Described fixed block and described packing ring are inconsistent;
In described positioning component, between adjacent two component, mutually conflict.
On the other hand, embodiment of the present utility model also provides a kind of notebook computer, comprises the first main body and the second main body, also comprises:
Two rotating shaft project plannings, described pair of rotating shaft project planning is above-mentioned two rotating shaft project plannings;
Described the first main body is circumferentially fixed in one end of described the first pivot, and described the second main body is circumferentially fixed in one end of described the second pivot, and described the first main body and described the second main body are rotationally connected by described the first pivot and described the second pivot.
By technique scheme, the two rotating shaft project plannings of the utility model at least have following advantages:
Because the gear train in the utility model embodiment comprises the first main helical gear, the second main helical gear and oblique driving gear, gear train adopts Helical gear Transmission, it need to adopt three gear transmissions just can make the first pivot of the two rotating shafts of the utility model and the second pivot reach the object that synchronous backward rotates, and the modulus of gear easily regulates, convenient processing; It is than the few gear of four gear transmissions of the prior art, and therefore, it is less that the size of gear train can be made.
In addition, the installation of staggering of the first main helical gear, the second main helical gear and tiltedly driving gear, with respect to prior art, it is not to be installed on same plane, therefore, gear train when mounted, the space of the compression height direction of can trying one's best, make the height of gear train lower, thereby can meet some specific electronic devices as the lightening design of notebook computer.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and coordinate accompanying drawing to be described in detail as follows.
Brief description of the drawings
Fig. 1 is the drive mechanism schematic diagram of the gear train of the two rotating shaft project plannings in background technique;
Fig. 2 is the decomposition texture schematic diagram of a kind of pair of rotating shaft project planning providing of embodiment of the present utility model;
Fig. 3 is the package assembly schematic diagram of the two rotating shaft project plannings in Fig. 2;
Fig. 4 is the perspective view of the two rotating shaft project plannings of the another kind that provides of embodiment of the present utility model;
Fig. 5 is the perspective view of a kind of notebook computer of providing of embodiment of the present utility model.
Embodiment
Technological means and effect of taking for reaching predetermined model utility object for further setting forth the utility model, below in conjunction with accompanying drawing and preferred embodiment, to the embodiment according to the utility model application, structure, feature and effect thereof, be described in detail as follows.In following explanation, the not necessarily same embodiment that different " embodiments " or " embodiment " refer to.In addition, special characteristic, structure or the feature in one or more embodiment can be combined by any suitable form.
As shown in Figures 2 and 3, the two rotating shaft project plannings 10 of one that an embodiment of the present utility model proposes, comprise the first pivot 1, the second pivot 2 and gear train.The first pivot 1 and the second pivot 2 are arranged in parallel.Gear train comprises the first main helical gear 31, the second main helical gear 32 and oblique driving gear 33.
The first main helical gear 31 is sheathed on the first pivot 1, and is circumferentially fixed on the first pivot 1, thereby makes the first helical gear can be with the first pivot 1 synchronous rotary.
The second main helical gear 32 is sheathed on the second pivot 2, and is circumferentially fixed on the second pivot 2, thereby makes the second helical gear can be with the second pivot 2 synchronous rotaries.
Tiltedly driving gear 33 is arranged between the first main helical gear 31 and the second main helical gear 32, and tiltedly engage with the first main helical gear 31 one end of driving gear 33, and its other end engages with the second main helical gear 32.
The first main helical gear 31 and the second main helical gear 32 are in transmission connection by oblique driving gear 33 reverse sync." reverse sync transmission " herein refer to both driven rear synchronous rotary and sense of rotation contrary, in the time of one of them positive hour hands rotation, another is rotated counterclockwise.Wherein, the first main helical gear 31 and the second main helical gear 32 lay respectively at the same side of oblique driving gear 33, are subject to like this driving of oblique driving gear 33, and the first main helical gear 31 and the second main helical gear 32 could reverse sync transmissions.
Wherein, because gear train adopts Helical gear Transmission, it need to adopt three gear transmissions just can make the first pivot 1 and the second pivot 2 reach the object of synchronous backward rotation, and the modulus of gear easily regulates, convenient processing; And this gear train is than the few gear of four gear transmissions of the prior art, therefore, it is less that the size of gear train can be made, thereby the size of two rotating shaft project plannings 10 is also less.
In addition, as shown in Figure 3, the installation of staggering of the first main helical gear 31, the second main helical gear 32 and tiltedly driving gear 33, with respect to prior art, it is not to be installed on same plane, therefore, gear train when mounted, the space of the compression height direction of can trying one's best, makes the height of gear train lower, thereby can meet some specific electronic devices as the lightening design of notebook computer.
Further, for the first main helical gear 31 is circumferentially fixed on to the first pivot 1, as shown in Figure 2, the axis hole of the first main helical gear 31 is non-circular hole, on the first pivot 1, adapts for the first appearance profile shape of main helical gear 31 positions and the shape of the first main helical gear 31 axis holes are installed.Wherein, above-mentioned non-circular hole can be the hole of elliptical aperture, square opening or other shapes, specifically can be according to user's actual demand setting.Certainly, in other embodiments, also can the first main helical gear 31 be circumferentially fixed on to the first pivot 1 by the mode such as flat key, pin.Wherein, be not limited to the setting in the present embodiment, specifically can be according to user's actual demand setting.
Further, for the second main helical gear 32 is circumferentially fixed on to the second pivot 2, its linkage structure is substantially identical with the structure that the first main helical gear 31 is circumferentially fixed on the first pivot 1, no longer superfluous at this.
Further, less for what the size of gear train 3 can be made, the utility model also provides following mode of execution, and as shown in Figure 3, the axis of the axis of the first main helical gear 31 and the second main helical gear 32 is vertical with the axis of oblique driving gear 33 respectively.Wherein, under this kind of mode of execution, the tiltedly length minimum of the shared gear train 3 of driving gear 33, thereby highly certain in the situation that, it is less that the length of gear train 3 can be made, and then the overall dimensions of gear train 3 is also relatively little, further make some specific electronic devices can design more frivolous as notebook computer.
Further, in order to realize the object of oblique driving gear 33 transmission between the first main helical gear 31 and the second main helical gear 32, as shown in Figures 2 and 3, the utility model also provides following mode of execution: gear train 3 also comprises a pair of link 34.One of them link 34 is sheathed on the first pivot 1, and is rotationally connected with the first pivot 1, and the first pivot 1 can rotate with respect to this link 34.Another link 34 is sheathed on the second pivot 2, and is rotationally connected with the second pivot 2, and the second pivot 2 can rotate with respect to this another link 34.
Tiltedly driving gear 33 comprises gear shaft 331, and in the present embodiment, gear shaft 331 is parts of oblique driving gear 33.Certainly, in other embodiments, gear shaft 331 can be also an independent part, and gear shaft 331 is fixed on helical gear by pin or flat key, so also can reach the object of both synchronous rotaries.Wherein, do not limit to the present embodiment in setting, specifically can be according to user's actual demand setting.
Above-mentioned a pair of link 34 all has axis hole, and the two ends of gear shaft 331 are installed on respectively in the axis hole of a pair of link 34, and is rotatably assorted with the hole wall of axis hole.
Wherein, a pair of link 34 provides mounting point for oblique driving gear 33, in the time that a pair of link 34 is fixed by external force, tiltedly driving gear 33 can rotate around the axis hole of link 34 by its gear shaft 331, and do not affect the normal operation of the first main helical gear 31 and the second main helical gear 32, thus realized the object of oblique driving gear 33 transmission between the first main helical gear 31 and the second main helical gear 32.
Further, in order to make the each assembly in gear train 3 can successfully be installed on the predeterminated position on pivot, as shown in Figures 2 and 3, the utility model also provides following mode of execution: two rotating shaft project plannings 10 also comprise bounding means 4.Bounding means 4 has two attachment holes 41; The first pivot 1 and the second pivot 2 are arranged in respectively this two attachment holes 41, and are rotatably assorted with the hole wall of corresponding attachment hole 41 respectively., the first pivot 1 and the second pivot 2 can rotate with respect to bounding means 4 respectively.The quantity of above-mentioned bounding means 4 is at least two.These bounding meanss 4 are installed on the first pivot 1 and the second pivot 2 in a manner mentioned above.
Gear train 3 is arranged between two adjacent bounding meanss 4.Wherein, by the bounding means 4 arranging, can position gear train 3 fast, and make each assembly in gear train 3 can the predeterminated position of quick mounting on pivot, improve the installation efficiency of gear train 3.
Further, in this embodiment, as shown in Figure 3, it is tabular that bounding means 4 is all, the a pair of link 34 of said gear group 3 is fixed on adjacent with it bounding means 4 by glue, thereby realize fixing to link 34, and then can effectively prevent that link 34 from shaking in pivotally supported process, improved the rotational stability of oblique driving gear 33.
Further, for oblique driving gear 33 is further located, prevent that oblique driving gear 33 from the phenomenon of play occurring in the process of rotating, as shown in Figures 2 and 3, the utility model also provides following mode of execution: two rotating shaft project plannings 10 also comprise a pair of positioning rod 5.This pair of positioning rod 5 is installed on above-mentioned bounding means 4.A pair of positioning rod 5 and oblique vertical setting of center line of driving gear 33, and be positioned at the both sides of oblique driving gear 33 intermediate sections.Wherein, can be by regulating the gap between positioning rod 5 and oblique driving gear 33, make the rotation that oblique driving gear 33 both can be stable, make again the shifting amount of oblique driving gear 33 in lower level.
Further, as shown in Figure 2, tiltedly the intermediate section of driving gear 33 is provided with the circular groove 332 caving in, the center line of circular groove 332 and the tiltedly dead in line of driving gear 33, so that tiltedly driving gear 33 is in the process of rotation, the integral position of circular groove 332 remains unchanged.A pair of positioning rod 5 is arranged in respectively this circular groove 332, and with the groove arm Spielpassung of circular groove 332.Wherein, because positioning rod 5 is arranged in circular groove 332, thus positioning rod 5 axially also positioning oblique driving gear 33, make the shifting amount of oblique driving gear 33 lower, what thereby tiltedly driving gear 33 rotated is more steady, and then makes whole gear train 3 stable drive, torsion smoothness.
Further, in order to provide protection to gear train 3, prevent that gear train 3 is subject to external interference or destruction; as shown in Figure 4; the utility model also provides following mode of execution: two rotating shaft project plannings 10 also comprise housing 6, and housing 6 has inner chamber 61, and gear train 3 is installed on this inner chamber 61.
Further, as shown in Figure 4, the outer shape of housing 6 longitudinal cross-sections and the appearance profile shape of bounding means 4 adapt, and bounding means 4 is installed on after the inner chamber 61 of housing 6, and bounding means 4 is circumferentially fixed, and bounding means 4 can only moving axially along pivot.Wherein, by the shape of housing 6 inner chambers 61, bounding means 4 is positioned, what housing 6 can be made like this is less, thereby makes the size of two rotating shaft project planning 10 entirety less.
Further, for gear train 3 is positioned, so that accurately transmission of gear train 3, as shown in Figures 2 and 3, the utility model also provides following mode of execution: two rotating shaft project plannings 10 also comprise two groups of positioning components 7, and wherein, one group of positioning component 7 is sheathed on the first pivot 1, another group positioning component 7 is sheathed on the second pivot 2, and these two groups of positioning components 7 are for locating gear train 3.
The first pivot 1 and the second pivot 2 include the shaft shoulder 11.Gear train 3 is arranged between positioning component 7 and the shaft shoulder 11, and a side and the positioning component 7 of gear train 3 are inconsistent, and its opposite side and the shaft shoulder 11 are inconsistent.
Wherein, by the shaft shoulder 11 and positioning component 7, gear train 3 is located, make gear train 3 in the running of default position, prevent from departing from default position in the process of running of gear train 3, improved the validity that gear train 3 turns round.
Further, as shown in Figures 2 and 3, above-mentioned positioning component 7 comprises fixed block 71, at least two packing rings 72 and at least one elastic component 73.Wherein, packing ring 72 is circumferentially fixed on the first pivot 1 or the second pivot 2, so that packing ring 72 can be with the first pivot 1 or the second pivot 2 synchronous rotaries.Elastic component 73 and the first pivot 1 or the second pivot 2 are rotationally connected, so that the first pivot 1 or the second pivot 2 can rotate with respect to elastic component 73; Elastic component 73 is arranged between adjacent two packing rings 72.Fixed block 71 is positioned at the outermost of the first pivot 1 or the second pivot 2, and with the first pivot 1 or second pivot 2 is dismantled and assembled is connected, fixed block 71 is inconsistent with packing ring 72.In positioning component 7, between adjacent two component, mutually conflict.
Wherein, particularly, packing ring 72 can be with the first pivot 1 or the second pivot 2 synchronous rotaries, and fixed block 71 applies power to packing ring 72, makes elastic component 73 support packing ring 72.When the first pivot 1 and the rotation of the second pivot 2 are during to a certain position, elastic component 73 provides a surface friction drag to packing ring 72, makes packing ring 72 and pivot be stabilized in current location, thereby reaches the technique effect of location.
Wherein, can as required, suitably regulate the position of fixed block 71, make the surface friction drag between elastic component 73 and packing ring 72 increase or reduce, regulate more convenient.
Further, above-mentioned elastic component 73 can be elastic washer, elastic caoutchouc or elastic silica gel etc., specifically can be according to user's actual demand setting.
Further, above-mentioned fixed block 71 is threaded with the first pivot 1 or the second pivot 2.Certainly, in other embodiments, fixed block 71 also can by pin or flat key and the first pivot 1 or second pivot 2 be dismantled and assembled is connected.Wherein be not limited to the setting in the present embodiment, specifically can be according to user's actual demand setting.
As shown in Figure 5, an embodiment of the present utility model has also proposed a kind of notebook computer, and it comprises the first main body 8, the second main body 9 and above-mentioned two rotating shaft project plannings 10.
The first main body 8 is circumferentially fixed in one end of the first pivot 1, so that the first pivot 1 can rotate with the first main body 8.The second main body 9 is circumferentially fixed in one end of the second pivot 2, so that the second pivot 2 can rotate with the second main body 9.The first main body 8 and the second main body 9 are rotationally connected by the first pivot 1 and the second pivot 2, so that the first main body 8 and the second main body 9 can free-open-closes.In the time that user pulls the first main body 8 or the second main body 9, the first main body 8 and the second main body 9 are by two rotating shaft project planning 10 synchronous backward rotations.And because the gear train 3 of two rotating shaft project plannings 10 adopts Helical gear Transmission, its size is less, thereby makes notebook computer can design thinlyyer.
Further, in the present embodiment, the first above-mentioned main body 8 can be display device or panel computer, and corresponding, the second main body 9 is main frame or keyboard.Wherein, specifically can be according to user's actual demand setting.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, any simple modification, equivalent variations and the modification above embodiment done according to technical spirit of the present utility model, all still belong in the scope of technical solutions of the utility model.

Claims (10)

1. two rotating shaft project plannings, comprise the first pivot and the second pivot that are arranged in parallel, it is characterized in that, described pair of rotating shaft project planning also comprises gear train, and described gear train comprises:
The first main helical gear, is sheathed on described the first pivot, and is circumferentially fixed on described the first pivot;
The second main helical gear, is sheathed on described the second pivot, and is circumferentially fixed on described the second pivot; And,
Tiltedly driving gear, is arranged between described the first main helical gear and described the second main helical gear, and engage with described the first main helical gear one end of described oblique driving gear, and its other end engages with described the second main helical gear;
Described the first main helical gear and described the second main helical gear are in transmission connection by described oblique driving gear reverse sync.
2. as claimed in claim 1 pair of rotating shaft project planning, is characterized in that, the described first main helical gear axis is vertical with the axis of described oblique driving gear respectively with the described second main helical gear axis.
3. as claimed in claim 1 pair of rotating shaft project planning, is characterized in that, described gear train also comprises:
A pair of link, a described link is sheathed on described the first pivot, and is rotationally connected with described the first pivot; Described in another, link is sheathed on described the second pivot, and is rotationally connected with described the second pivot;
Described oblique driving gear comprises gear shaft, and a pair of described link all has axis hole, and the two ends of described gear shaft are installed on respectively in the axis hole of a pair of described link, and is rotatably assorted with the hole wall of described axis hole.
4. as claimed in claim 1 pair of rotating shaft project planning, is characterized in that, also comprises:
Bounding means, described bounding means has two attachment holes; Described the first pivot and described the second pivot are arranged in respectively two described attachment holes, and are rotatably assorted with the hole wall of corresponding attachment hole respectively, and the quantity of described bounding means is at least two;
Described gear train is arranged between two adjacent described bounding meanss.
5. as claimed in claim 4 pair of rotating shaft project planning, is characterized in that, also comprises:
A pair of positioning rod, is installed on described bounding means, and vertical setting of center line of a pair of described positioning rod and described oblique driving gear, and be positioned at the both sides of described oblique driving gear intermediate section, for to described oblique driving gear location.
6. as claimed in claim 5 pair of rotating shaft project planning, it is characterized in that, the intermediate section of described oblique driving gear is provided with the circular groove caving in, the center line of described circular groove and the dead in line of described oblique driving gear, a pair of described positioning rod is arranged in respectively described circular groove, and with the groove arm Spielpassung of described circular groove.
7. as claimed in claim 1 pair of rotating shaft project planning, is characterized in that, also comprises:
Housing, described housing has inner chamber, and described gear train is installed on described inner chamber.
8. as claimed in claim 1 pair of rotating shaft project planning, is characterized in that, also comprises:
Two groups of positioning components, one group of positioning component is sheathed on described the first pivot, and another group positioning component is sheathed on described the second pivot, for described gear train is located;
Described the first pivot and described the second pivot include the shaft shoulder; Described gear train is arranged between described positioning component and the described shaft shoulder, and a side and the described positioning component of described gear train are inconsistent, and its opposite side and the described shaft shoulder are inconsistent.
9. as claimed in claim 8 pair of rotating shaft project planning, is characterized in that, described positioning component comprises:
At least two packing rings, are circumferentially fixed on described the first pivot or described the second pivot;
At least one elastic component, described elastic component and described the first pivot or described the second pivot are rotationally connected, and described elastic component is arranged between adjacent two described packing rings;
Fixed block, is positioned at the outermost of described the first pivot or described the second pivot, and with described the first pivot or described dismantled and assembled connection of the second pivot; Described fixed block and described packing ring are inconsistent;
In described positioning component, between adjacent two component, mutually conflict.
10. notebook computer, comprises the first main body and the second main body, it is characterized in that, also comprises: the two rotating shaft project plannings as described in claim 1 to 9 any one;
Described the first main body is circumferentially fixed in one end of described the first pivot, and described the second main body is circumferentially fixed in one end of described the second pivot, and described the first main body and described the second main body are rotationally connected by described the first pivot and described the second pivot.
CN201420346088.8U 2014-06-25 2014-06-25 Two rotating shaft project plannings and notebook computer Expired - Lifetime CN203926362U (en)

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CN105739604A (en) * 2014-12-08 2016-07-06 联想(北京)有限公司 Connecting part and electronic device with connecting part
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CN106594052A (en) * 2015-10-19 2017-04-26 昆山玮硕恒基电子科技有限公司 Helical gear transmission type double-shaft linkage hinge apparatus
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CN107288993A (en) * 2017-02-17 2017-10-24 联想(北京)有限公司 Attachment means and the electronic equipment including attachment means
CN109283968A (en) * 2017-07-23 2019-01-29 联想(新加坡)私人有限公司 Hinge component
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CN105697530A (en) * 2014-11-25 2016-06-22 联想(北京)有限公司 Connecting device and electronic equipment
CN105739604A (en) * 2014-12-08 2016-07-06 联想(北京)有限公司 Connecting part and electronic device with connecting part
US10268243B2 (en) 2014-12-08 2019-04-23 Lenovo (Beijing) Co., Ltd. Connector and an electronic device having the same
CN105739604B (en) * 2014-12-08 2020-01-31 联想(北京)有限公司 Connecting piece and electronic device with same
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