CN104912912B

CN104912912B - The terminal machine of this biaxial hinge of biaxial hinge and application

Info

Publication number: CN104912912B
Application number: CN201510110198.3A
Authority: CN
Inventors: 本杉英树
Original assignee: Kato Electric Hong Kong Co ltd
Current assignee: Kato Electric Hong Kong Co ltd
Priority date: 2014-03-13
Filing date: 2015-03-13
Publication date: 2017-11-17
Anticipated expiration: 2035-03-13
Also published as: TW201536154A; JP2015175389A; TWI526147B; CN104912912A; JP6355233B2

Abstract

The present invention relates to the terminal machine of this biaxial hinge of biaxial hinge and application.A kind of biaxial hinge is provided, it can not only make the first housing of terminal machine and the second housing stably keep stopping under any folding angle between 0 degree to 360 degree and its folding direction can be converted into two stages progress foldings according to particular order, and the quantity of constituent part can also be greatly decreased with simplified construction and reduce cost.Biaxial hinge, which includes, to be assembled in the first axle bar of the first housing and is assembled in the second hinge bar of the second housing, it is by the mutually rotationally parallel link of multiple link components, and be additionally provided with the first choice for making first axle bar and second hinge bar be rotated according to particular order and rotate limiting means and the second selectivity rotation limiting means, both are each provided with the first locking release element and the second locking release element of locking cam element comprising top with lower section respectively.

Description

The terminal machine of this biaxial hinge of biaxial hinge and application

Technical field

The present invention is to be suitably applied in notebook computer, mobile computer or personal digital assistant (PDA) etc. eventually on one kind Terminal device, make biaxial hinge of its first housing with second shell body phase to progress folding.

Background technology

In notebook computer, mobile computer or personal digital assistant (PDA) etc. by the first housing with keypad portion and tool In the terminal machine that the second housing for having display part is formed, used hinge includes single-axis hinge and biaxial hinge.Wherein, Single-axis hinge only has an axle, and it links the first housing and the second housing, makes the first housing and the second housing can be towards above-below direction Folding, biaxial hinge then have two axles, its after the first housing and the second housing descend direction to be opened into 180 degree by 90 degree upward, The second housing is set to be rotated in the horizontal direction relative to the first housing.The present invention is on this kind of biaxial hinge.

In known technology, the biaxial hinge with this kind of composition can be referring for example to Japanese Patent Publication 2009- Content described in No. 063039 publication (calling patent document 1 in the following text).Biaxial hinge described in this patent document 1 will be assembled in The axostylus axostyle of one element (the first housing) is interlinked with the axostylus axostyle for being assembled in the second element (the second housing) with an armite, simultaneously Set a moment of friction to produce means in each axostylus axostyle, and a connecting rod is set, but the first element and the second element of patent document 1 And can not be opened into more than 180 degree, and the first element and the second element also can not regularly carry out opening and closing movement.

In recent years, the demand of the terminal machine such as notebook computer is more and more diversified, therefore terminal machine possessed function It is consequently increased.Wherein, for example, in order that notebook computer can also use as tablet personal computer simultaneously, then offer one is needed Kind of hinge, when the first housing and the second housing for forming terminal machine have been opened into through this hinge by 0 degree of closure state At 360 degree of full open state, this hinge must be when a housing carries out switching action wherein, the folding to wherein another housing Operation is limited, and allows for the order of switching action being limited in a wherein side for the first housing or the second housing, with Terminal machine is set to carry out folding with specific rule.

In this, the enterprise belonging to applicant of the present invention is in first to file case (Japanese patent application the 2012-123093rd) Proposing one kind can allow the first housing and the second housing respectively to open 180 degree, total twin shaft that can open 360 degree altogether towards above-below direction Hinge.Although the invention of this first to file case can also meet practicality, more neededly one kind can be adjusted out fine from now on The biaxial hinge of close angle degree.

For in response to the demand, the enterprise belonging to applicant in this case also proposed a kind of biaxial hinge (Japanese patent application No. 2013-247542).This biaxial hinge at least will be assembled in first shell by the first link component and the second link component The first axle bar of body is rotationally interlinked with being assembled in the second hinge bar of the second housing with parastate, first axle First choice is provided between bar and second hinge bar and rotates limiting means and the second selectivity rotation limiting means, it makes first Hinge-rod is optionally rotated with second hinge bar.Limiting means are rotated by first choice and the second selectivity rotates The running of limiting means, the first housing and the second housing can carry out folding according to specific order, and can be in closed form Its folding direction is converted into multiple stages and carries out folding by 0 degree of state between 360 degree of fully open state.

Among this first invention, first choice rotates limiting means by locking member, the first A locking cam elements Formed with the first B locking cam elements.Locking member can carry out being slidably arranged in one second link component towards above-below direction Between a slide guide element, first axle bar is rotatably inserted with second hinge bar and penetrates this slide guide element, Meanwhile the lower section of locking member has the first nose of cam and the second nose of cam respectively with top.First A locking cam elements With the first above-mentioned locking member of B locking cam element sandwicheds, first axle bar inserts and penetrates and engage respectively with second hinge bar In the first A locking cams element and the first B locking cam elements, and the first A locking cams element and the first B locking cam elements There is the first A cams recess, the first B cams recess and the 2nd A cams recess, the 2nd B cam recesses respectively.Second selectivity turns Dynamic limiting means are then by the 2nd A locking cams element and the 2nd B locking cams element, mobile stopping element, the first arresting lever Formed with the second arresting lever.2nd A locking cams element and the 2nd B locking cams element are respectively by first axle bar and second Hinge-rod limitation is rotated and set.Mobile stopping element is rotatably arranged in the 2nd A locking cams element and the 2nd B locking cams Between element, and the 2nd A locking cams element and the 2nd B locking cam elements are sticked according to its rotational angle.First stops Lever is rotationally assembled in first axle bar and second hinge bar with the second arresting lever and is sticked in mobile stopping element respectively, Meanwhile first arresting lever and the second arresting lever be crimped on the 2nd A by the first A elastic means and the first B elastic means respectively Locking cam element and the 2nd B locking cam elements.

From the above, the biaxial hinge of this first invention, on the contrary can band because constituent part is excessive and assembling mode is complicated Carry out the problem of manufacturing cost is too high, therefore will be difficult to reach reduction by zero required by the manufacturer of the terminal machines such as notebook computer The demand of part manufacturing cost.

The content of the invention

In view of above-mentioned problem, it is an object of the invention to provide a kind of biaxial hinge of low price, and it makes provided with keypad portion First housing and second shell body provided with display part can between 0 degree of closure state 360 degree to fully open state, according to Its folding direction is converted into multiple stages and carries out folding by specific order, and the first housing and the second housing can not only be made to exist Halted state is stably maintained under arbitrary folding angle and maintains its suction function, additionally it is possible to constituent part is greatly decreased Quantity, make the construction of biaxial hinge simplified and reduce its manufacturing cost.

For the above-mentioned purpose, a kind of biaxial hinge of the invention makes the first housing of terminal machine and second shell body phase split Close.Wherein, biaxial hinge includes a first axle bar and a second hinge bar, first axle bar are assembled to the one of the first housing Side, second hinge bar are assembled to the side of the second housing, and first axle bar and second hinge bar can by multiple link components Mutually rotationally linked with parastate, also there is biaxial hinge a selectivity to rotate limiting means, and selectivity rotates limitation hand Section is selectively rotated first axle bar and second hinge bar.Wherein, selectivity rotates limiting means and includes one first locking Release element, a first choice rotate limiting means, one second locking release element and one second selectivity and rotate limitation hand Section.First locking release element can be arranged between the link component up or down, first axle bar and second hinge bar It is rotatably inserted each link component of insertion and makes the setting opposing one another of each link component.First choice rotate limiting means by One the oneth A locking cams element and one the oneth B locking cams element are formed, the first A locking cams element and the first B locking cams Element sandwiched first locks release element and positioned at the top and lower section of the first locking release element, first axle bar and second Hinge-rod limits the rotation of the first A locking cams element and the first B locking cam elements respectively.Second locking release element and the One selectivity rotate limiting means is provided adjacent to, second locking release element can be arranged on up or down the link component it Between, first axle bar is rotatably inserted each link component of insertion with second hinge bar and makes each link component is opposing one another to set Put.Second selectivity rotates limiting means and is made up of one the 2nd A locking cams element and one the 2nd B locking cam elements, the 2nd A Locking cam element and the 2nd B locking cam elements sandwiched second lock release element and positioned at the second locking release elements Top and lower section, first axle bar limit the 2nd A locking cams element and the 2nd B locking cam elements respectively with second hinge bar Rotation.Biaxial hinge rotates the running of limiting means and the second selectivity rotation limiting means by first choice, makes the Its folding direction is converted into multiple stages according to particular order and carries out folding by one housing and the second housing, and make the first housing and Opened between 360 degree under second housing in closed state 0 degree to fully open state according to multiple opening angle intervals Close.

In one embodiment, biaxial hinge also includes a stop means, and stop means have one first stop means and one Second stop means.Wherein, the first stop means include one first locking plate and a first connecting portion, and the first locking plate is arranged on First choice rotates the lower section of a check plate of limiting means and the second selectivity rotation limiting means, and check plate is as wherein One link component and use, first connecting portion is arranged on the periphery of the first A locking cams element or the 2nd A locking cam elements Edge, and be arranged on and the opposed position of the first locking plate.Second stop means are prominent comprising one second locking plate and one second The portion of rising, the second locking plate are arranged on the top of the check plate as link component, and second connecting portion is arranged on the first B locking cams The outer peripheral edge of element or the 2nd B locking cam elements, and be arranged on and the opposed position of the second locking plate.

In another embodiment, biaxial hinge also produces means comprising a moment of friction, and moment of friction, which produces means, to be had One first moment of friction produces means and one second moment of friction produces means.Wherein, the first moment of friction produces means and included One first friction washer and one first elastic mean, the first friction washer be arranged on one first friction plate and one second friction plate it Between, and limited and rotate by first axle bar, wherein the first friction plate uses, the second friction plate conduct as a link component Another link component is relative and set using and with the first friction plate, and the first elastic mean presss from both sides the first friction plate and the second friction plate And if it is crimped on the both sides of the first friction washer.Second moment of friction produces means and includes one second friction washer and one second bullet Property means, the second friction washer is arranged between the first friction plate and the second friction plate, and is limited and rotated by second hinge bar, Second elastic mean makes the first friction plate and the second friction plate sandwiched and is crimped on the both sides of the second friction washer.

In another embodiment, biaxial hinge also comprising one attract means, attract means have one first attract means and One second attracts means.Wherein, first attract means include one the oneth A curved cams recess and one the oneth B curved cams recess, One first cam follower and one first elastic mean.First A curved cams recess and the first B curved cam recesses are arranged on one Around the bearing hole of lobe plate, and first axle bar is rotatably inserted and penetrates this bearing hole, the first cam follower group Limited loaded on first axle bar and by first axle bar and rotate, the first cam follower has one the oneth A curved cams convex portion With one the oneth B curved cams convex portion, the first A curved cams convex portion is located relative to the first A bendings with the first B curved cams convex portion The side of cam recess and the first B curved cam recesses, the first elastic mean bend the first A curved cams recess and the first B Cam recess is crimped on the first A curved cams convex portion and the first B curved cams convex portion.Second attracts means curved comprising one the 2nd A Bent cam recess and one the 2nd B curved cams recess, one second cam follower and one second elastic mean.2nd A bendings are convex Wheel recess and the 2nd B curved cam recesses are arranged on around the bearing hole of lobe plate, and second hinge bar is rotatably inserted And this bearing hole is penetrated, the second cam follower is assembled in second hinge bar and limited by second hinge bar and rotated, and second is convex Taking turns driven member has one the 2nd A curved cams convex portion and one the 2nd B curved cams convex portion, the 2nd A curved cams convex portion and the 2nd B Curved cam convex portion is located relative to the side of the 2nd A curved cams recess and the 2nd B curved cam recesses, the second elastic mean The 2nd A curved cams recess and the 2nd B curved cam recesses is set to be crimped on the 2nd A curved cams convex portion and the 2nd B curved cams Convex portion.

In another embodiment, biaxial hinge also includes a hinge cover, and hinge cover is set in a body of biaxial hinge On point, body part refers to the part that biaxial hinge is located at after the first friction plate of moment of friction generation means.Wherein first Friction plate uses as a link component, and the assembled portion set by inside hinge cover can be installed arbitrarily simultaneously by an assembling screw Releasably it is assembled in body part.

Then, for the above-mentioned purpose, a kind of terminal machine of the invention uses the Double pin hinge described in any of the above-described embodiment Chain.

From the above, the composition according to a kind of biaxial hinge of the invention, the more known twin shaft of quantity of its constituent part Hinge is few, thus has more succinct construction.In addition, first axle bar and second hinge bar are rotated by first choice and limited Means rotate the running of limiting means with the second selectivity, and change its rotation direction according to specific order and rotated, and enter And make the first housing and the second housing can will according to particular order between 0 degree of closure state 360 degree to fully open state Its folding direction is converted into multiple stages and carries out folding.

Secondly, the composition according to another embodiment of the present invention, the constituent part quantity of biaxial hinge is more known few, thus has There is more succinct construction.In addition, first axle bar and second hinge bar rotate limiting means and the second choosing by first choice Selecting property rotates the running of limiting means and rotated according to specific order, and then the first housing and the second housing is being closed 0 degree of state to carrying out sequentially and regularly selective folding between 360 degree of fully open state, meanwhile, by stop Means are operated to limit the rotational angle of first axle bar and second hinge bar, additionally it is possible to by first axle bar and second hinge The rotation direction of bar is limited in specific rotational angle range, and the first housing and the second housing can be made to change rank according to particular order Section and carry out opening and closing movement.

In addition, the composition according to further embodiment of this invention, the constituent part quantity of biaxial hinge is more known few, thus has There is more succinct construction.In addition, first axle bar and second hinge bar rotate limiting means and the second choosing by first choice Selecting property rotates the running of limiting means and rotated according to specific order, and then the first housing and the second housing is being closed 0 degree of state to carrying out sequentially and regularly folding between 360 degree of fully open state, meanwhile, produced by moment of friction Green hand's section produces rotating torque, additionally it is possible to which operation sense when making switching action definitely, and can make the first housing and second shell Body is maintained at halted state under arbitrary folding angle.

In addition, the composition according to further embodiment of this invention, the constituent part quantity of biaxial hinge is more known few, thus has There is more succinct construction.In addition, first axle bar and second hinge bar rotate limiting means and the second choosing by first choice Selecting property rotates the running of limiting means and rotated according to specific order, and then the first housing and the second housing is being closed 0 degree of state to carrying out sequentially and regularly folding between 360 degree of fully open state, meanwhile, by attracting means Running drives the first housing and the second housing are automatic under specific folding angle to be rotated toward folding direction, additionally it is possible to during by stopping Operating handle (click feeling) be communicated to operator.Further, even if not set between the first housing and the second housing The bolt-lock means for making both be maintained at closure state are put, attraction means are prevented from the first housing and the second housing from above-mentioned closure State is naturally opened.

In addition, the composition according to further embodiment of this invention, the setting of hinge cover can make the body part of biaxial hinge not Can be exposed to outside, it is thus possible to biaxial hinge is possessed the outward appearance that more succinct clever falls.

Furthermore the present invention also provides a kind of terminal machine, and it can not only make the first housing and the second housing according to particular order Change its rotation direction, additionally it is possible to regularly carry out folding, and total maximum retractable 360 degree end according to specific angle interval Terminal device.

Brief description of the drawings

Fig. 1 is the schematic diagram of the notebook computer of wherein one as terminal machine, and it is assembled with the twin shaft of the present invention Hinge, wherein (a) be from front viewing second shell body phase be in opening to the first housing when oblique view, (b) is from rear Side's the first housing of viewing and the second housing are in oblique view during closure state.

Fig. 2 is the oblique view when hinge cover of the biaxial hinge of the present invention is pulled down and watched from body part.

Fig. 3 is the exploded perspective view of the biaxial hinge of the present invention.

Fig. 4 is the plan of the first axle bar of the biaxial hinge of the present invention.

Fig. 5 is the plan of the second hinge bar of the biaxial hinge of the present invention.

Fig. 6 be the biaxial hinge of the present invention moment of friction generation means in the 4th link component as the second friction plate Part oblique view.

Fig. 7 be the biaxial hinge of the present invention moment of friction generation means in the 3rd link component side view, wherein the Three link components rotate the 3rd guide element of limiting means as the first friction plate and the second selectivity and used.

Fig. 8 is that the selectivity of the biaxial hinge of the present invention rotates the first locking release element and the second locking in limiting means The schematic diagram of release element, wherein (a) is oblique view, (b) is side view.

Fig. 9 is that the first choice of the biaxial hinge of the present invention rotates the first A locking cam elements in limiting means and shown It is intended to, wherein (a) is oblique view, (b) is side view.

Figure 10 is that the first choice of the biaxial hinge of the present invention rotates the first B locking cam elements in limiting means and shown It is intended to, wherein (a) is oblique view, (b) is side view.

Figure 11 is that the second selectivity of the biaxial hinge of the present invention rotates the 2nd A locking cam elements in limiting means and shown It is intended to, wherein (a) is oblique view, (b) is side view.

Figure 12 is that the second selectivity of the biaxial hinge of the present invention rotates the 2nd B locking cam elements in limiting means and shown It is intended to, wherein (a) is oblique view, (b) is side view.

Figure 13 be the present invention biaxial hinge moment of friction generation means in the first friction washer and the second friction washer Side view.

Figure 14 is the schematic diagram of the second link component of the biaxial hinge of the present invention, and the second link component is as stop means Check plate and selectivity rotate limiting means the second guide element and use, wherein (a) is oblique view, (b) is side view Figure.

Figure 15 is the schematic diagram of the first link component of the biaxial hinge of the present invention, and alternatively property turns the first link component Move the first guide element of limiting means and attract the lobe plate of means and use, wherein (a) is side view, (b) is strabismus Figure.

Figure 16 is its attraction first cam follower of means of the biaxial hinge of the present invention and showing for the second cam follower It is intended to, wherein (a) is side view, (b) is oblique view.

Figure 17 is the hinge cover schematic diagram of the biaxial hinge of the present invention, wherein (a) is side view, (b) is (a) along line A-A Sectional view.

Figure 18 is the running explanation figure of biaxial hinge its stop means of the present invention, wherein (a) represents first housing and the State of two housings when closure, (b) represent that the first housing and the second housing are separately turned on the state of 180 degree.

Figure 19 be the present invention biaxial hinge in running start before state, this means, second shell body phase to the first housing at It is the explanation figure of 0 degree of closure state in angle, wherein (a) is the view that first choice rotates limiting means, (b) It is the view that the second selectivity rotates limiting means.

Figure 20 be the present invention biaxial hinge in operating the state in way, this means, second shell body phase for the first housing from In the running way that 0 degree of closure state is opened into 90 degree, state description figure when opening angle is 45 degree, wherein (a) is first Selectivity rotates the view of limiting means, and (b) is the view that the second selectivity rotates limiting means.

Figure 21 be the present invention biaxial hinge in operating the state in way, this means, second shell body phase is for the first housing State description figure when opening angle is 90 degree, wherein (a) is the view that first choice rotates limiting means, (b) It is the view that the second selectivity rotates limiting means.

Figure 22 be the present invention biaxial hinge in operating the state in way, this means, second shell body phase for the first housing by In 90 degree of running ways for being opened into 180 degree, state description figure when opening angle is 135 degree, turn wherein (a) is first choice The view of dynamic limiting means, (b) are the views that the second selectivity rotates limiting means.

Figure 23 be the present invention biaxial hinge in operating the state in way, this means, second shell body phase is for the first housing State description figure when opening angle is 180 degree, its from the state shown in Figure 22 by second shell body phase to the first housing toward the inverse time After pin direction turns to 180 degree, then by overall toward being shown in figure in a manner of rotating in an anti-clockwise direction 90 degree, wherein (a) is the One selectivity rotates the view of limiting means, and (b) is the view that the second selectivity rotates limiting means.

Figure 24 be the present invention biaxial hinge in operating the state in way, this means, second shell body phase for the first housing by 180 degree is opened into 270 degree of running way, state description figure when opening angle is 225 degree, wherein (a) is first choice The view of limiting means is rotated, (b) is the view that the second selectivity rotates limiting means.

Figure 25 be the present invention biaxial hinge in operating the state in way, this means, second shell body phase is for the first housing State description figure when opening angle is 270 degree, wherein (a) is the view that first choice rotates limiting means, (b) It is the view that the second selectivity rotates limiting means.

Figure 26 be the present invention biaxial hinge in operating the state in way, this means, second shell body phase for the first housing by In 270 degree of running ways for being opened into 360 degree, state description figure when opening angle is 315 degree, wherein (a) is first choice The view of limiting means is rotated, (b) is the view that the second selectivity rotates limiting means.

Figure 27 be the present invention biaxial hinge in operating the state in way, this means, second shell body phase is for the first housing State description figure when opening angle is 360 degree, its from the state shown in Figure 26 by the first housing toward rotationally clockwise and With the second housing be in closure state after, then by integrally turn right rotation 90 degree in a manner of be shown in figure, wherein (a) is the first choosing Selecting property rotates the view of limiting means, and (b) is the view that the second selectivity rotates limiting means.

Embodiment

Hereinafter with reference to relevant drawings, the notes type electricity of terminal machine wherein one is used in the biaxial hinge of the present invention The embodiment of brain is illustrated.Specifically, biaxial hinge of the invention also may be used at mobile computer or individual number On other terminal machines such as position assistant (PDA), as long as this terminal machine has what is be interconnected with the biaxial hinge of the present invention First housing and the second housing, and the first housing can be with respect to angular range more than folding 180 degree with second shell body.

Fig. 1 (a) and (b) is using the schematic diagram of the notebook computer 1 of the biaxial hinge of the present invention, notebook computer 1 It is wherein one of terminal machine.Notebook computer 1 includes being provided with keypad portion 2a the first housing 2 and provided with display part 3a's Second housing 3, paired biaxial hinge 4 and 5 of the invention can be opened and closed to link the first housing 2 and the second housing 3 its each after The left and right ends of side.

Because biaxial hinge 4 is identical with 5 composition, therefore only the composition of the biaxial hinge 4 of a wherein side is said below It is bright, the biaxial hinge 5 of wherein the opposing party is then omitted the description.Certainly, in other embodiments, as long as shadow will not be caused to running Ring, biaxial hinge 5 can also use other different compositions.

Fig. 2 to Figure 17 is the schematic diagram of the biaxial hinge 4 of one embodiment of the invention.Wherein, especially as shown in Figures 2 to 5, Symbology is that 10 and 12 element is first axle bar and second hinge bar respectively.In this, first from the structure of first axle bar 10 Into starting to illustrate.Especially as shown in Figures 3 and 4, first axle bar 10 is by assembling plate portion 10a, circular axle portion 10c, the first deformation Axle portion 10d, the second deformation axle portion 10e and external thread part 10f are formed.The section of plate portion 10a wherein one end is assembled in flat Shape, and the surface for assembling plate portion 10a is provided with assembly hole 10b, 10b, 10b, circular axle portion 10c be continue assembled plate portion 10a and If the first deformation axle portion 10d is to continue circular axle portion 10c and set, this first deformation axle portion 10d diameter is slightly less than circular axle portion In slightly ellipticity, the second deformation axle portion 10e is to continue the first deformation axle portion 10d and set, this second deformation axle portion for 10c and section 10e diameter is slightly less than the first deformation axle portion 10d, and the second deformation axle portion 10e section deforms that axle portion 10d is same to be with first In slightly ellipticity, and external thread part 10f is then to continue the second deformation axle portion 10e and set.

Especially as shown in Figures 2 and 3, assembling plate portion 10a is assembled with the first assembled plate 11, and the first assembled plate 11 is passed through band Assembling pin 10g, 10g, the 10g for having flange part are each passed through assembly hole 10b, 10b, 10b and the first assembling of first axle bar 10 Assembly hole 11a, 11a, 11a of plate 11, and wherein one end that each assembling is sold into 10g, 10g, 10g is closely sealed and be assembled to assembling plate portion 10a.In addition, the first assembled plate 11, which passes through, will scheme not shown assembling screw through the assembly hole set by this first assembled plate 11 11b, 11b ..., and it is assembled into the upper surface of the first housing 2.Wherein, assembling pin 10g, 10g, 10g also can with assembling screw come Instead of.

Then, symbology is that 12 element is second hinge bar, and second hinge bar 12 is relative to the court of first axle bar 10 Above-below direction abreast configures.Especially as depicted in figs. 3 and 5, second hinge bar 12 by assembling plate portion 12a, circular axle portion 12c, First deformation axle portion 12d, the second deformation axle portion 12e and external thread part 12f are formed.Cut open assembling plate portion 12a wherein one end Face is in flat, and the surface for assembling plate portion 12a is provided with assembly hole 12b, 12b, 12b, and circular axle portion 12c is the assembled plate that continues Portion 12a and set, the first deformation axle portion 12d is to continue circular axle portion 12c and set, and this first deformation axle portion 12d diameter is slightly less than In slightly ellipticity, the second deformation axle portion 12e is to continue the first deformation axle portion 12d and set for circular axle portion 12c and section, and this second becomes Shape axle portion 12e diameter is slightly less than the first deformation axle portion 12d, and the second deformation axle portion 12e section and the first deformation axle portion 12d Equally it is in slightly ellipticity, and external thread part 12f is then to continue the second deformation axle portion 12e and set.

Especially as shown in Figures 2 and 3, assembling plate portion 12a is assembled with the second assembled plate 13, and the second assembled plate 13 is passed through band Assembling pin 12g, 12g, the 12g for having flange part are each passed through assembly hole 12b, 12b, 12b and the second assembling of second hinge bar 12 Assembly hole 13a, 13a, 13a of plate 13, and wherein one end that each assembling is sold into 12g, 12g, 12g is closely sealed and be assembled to assembling plate portion 12a.In addition, the second assembled plate 13, which passes through, will scheme not shown assembling screw through the assembly hole set by this second assembled plate 13 13b, 13b ..., and it is assembled into the lower surface of the second housing 3.Wherein, assembling pin 12g, 12g, 12g also can with assembling screw come Instead of.

Especially as shown in Figures 2 and 3, the biaxial hinge 4 of the present embodiment is additionally provided with the assembling cylinder 8 of donating bond disk, It is assembled in first axle bar 10, and assembles and be provided with multiple jut 8a, 8a ... with the outer peripheral edge of cylinder 8.Cylinder 8 is used in this assembling Wherein one end be assembled with the 4th link component 26, wherein the 4th link component 26, which forms moment of friction described later, produces means 25 The second friction plate.In this, the rough side of the 4th link component 26 is in calabash shaped, and its top is with being respectively arranged below with the 4th A Bearing hole 26a and the 4th B axle bearing bore 26b, and first axle bar 10 is rotatably inserted the 4th A axles of insertion with second hinge bar 12 Bearing bore 26a and the 4th B axle bearing bore 26b.In addition, this assembling cylinder 8 is used to wind a banding sheet material, this banding sheet material is used to make Keyboard lifting, the schema and detail explanation of assembling cylinder 8 are wound in this omission banding sheet material.

Next, the composition that limiting means 14 are rotated to selectivity is illustrated.This selectively rotates limiting means 14 and wrapped The selectivity of limiting means 14a and second, which is rotated, containing first choice rotates limiting means 14b.First choice rotates limiting means 14a locks by the first guide element 15 as the first link component, as the second guide element 16, first of the second link component Determine release element 17, the first A locking cams element 18 and the first B locking cams element 19 to be formed.Wherein, especially such as Figure 15 institutes Show, the first guide element 15 has one the oneth A bearing holes 15a and one first B axle bearing bore 15b, and first axle bar 10 and second is cut with scissors Its respective first deformation axle portion 10d and 12d of chain bar 12 is rotatably inserted the first A bearing holes 15a of insertion and the first B axle bearing bore 15b, meanwhile, because the central portion of the first guide element 15 is recessed and is provided with a guidance part 15c, therefore the side of the first guide element 15 Rough is in calabash shaped.Secondly, especially as shown in figure 14, the second guide element 16 is set, second relatively with the first guide element 15 Guide element 16 has one a 2nd A bearing holes 16a and one second B axle bearing bore 16b, first axle bar 10 and second hinge bar 12 its Respective first deformation axle portion 10d and 12d is rotatably inserted insertion the 2nd A bearing holes 16a and the second B axle bearing bore 16b, together When, because the central portion of the second guide element 16 is recessed and is provided with a guidance part 16c, therefore the side of the second guide element 16 is rough is in Calabash shaped.In addition, especially as shown in figure 8, the first locking release element 17 it is rough from overlook direction viewing be in H fonts, above it With being respectively arranged below with the first A convex portions 17a and the first B convex portions 17b, and its front is respectively equipped with paired guiding ditch with rear 17c and 17d, wherein guiding ditch 17c and 17d makes the guidance part 15c and the second guide element 16 of the first guide element 15 guiding Portion 16c can slidably engage towards above-below direction.In addition, especially as shown in Fig. 2, Fig. 3 and Fig. 9, the first A locking cams element 18 In the lower section of the first locking release element 17 and it is folded between the first guide element 15 and the second guide element 16, the first hinge First deformation axle portion 10d insertions of chain bar 10 are penetrated and are sticked in set by the center portion thereof direction of principal axis of the first A locking cams element 18 Deformation through hole 18a, and the outer peripheral edge of the first A locking cams element 18 is provided with one first curved recessed portion 18b.In addition, especially As shown in Fig. 2, Fig. 3 and Figure 10, the first B locking cams element 19 is positioned at the top of the first locking release element 17 and is equally pressed from both sides It is located between the first guide element 15 and the second guide element 16, the first deformation axle portion 12d insertion insertions of second hinge bar 12 And the deformation through hole 19a set by the center portion thereof direction of principal axis of the first B locking cams element 19 is sticked in, and the first B locking cams The outer peripheral edge of element 19 is provided with one first recess 19b.In addition, the guidance part 15c of the first guide element 15 is set toward lateral direction There are a protuberance 15d, this protuberance 15d to be provided with the internal thread hole 15k used for assembling screw 6e, it is used to assemble hinge cover 6.

Second selectivity rotates limiting means 14b and rotates limiting means 14a adjoinings with first choice and set.Second selection Property rotate limiting means 14b limiting means 14a the second guide element 16 rotated, as the 3rd link component by first choice The 3rd guide element 20, second locking release element 21, the 2nd A locking cams element 22 and the 2nd B locking cams element 23 Formed.Wherein, especially as shown in figure 14, the second guide element 16 uses, the second guide element as the second link component 16 have the 2nd A bearing holes 16a and the second B axle bearing bore 16b, its respective first change of first axle bar 10 and second hinge bar 12 Shape axle portion 10d and 12d is rotatably inserted insertion the 2nd A bearing holes 16a and the second B axle bearing bore 16b, meanwhile, because of the second guiding The central portion of element 16 is recessed and is provided with guidance part 16c, therefore it is in calabash shaped that the side of the second guide element 16 is rough.Secondly, it is special Not as shown in Fig. 3 and Fig. 7, the 3rd guide element 20 is set relatively with the second guide element 16, and the 3rd guide element 20 has one 3rd A bearing holes 20a and one the 3rd B axle bearing bore 20b, first axle bar 10 and its respective first deformed shaft of second hinge bar 12 Portion 10d and 12d is rotatably inserted insertion the 3rd A bearing holes 20a and the 3rd B axle bearing bore 20b, meanwhile, because of the 3rd guide element 20 central portion is recessed and is provided with a guidance part 20c, therefore it is in calabash shaped that the side of the 3rd guide element 20 is rough.In addition, especially As shown in Fig. 3 and Fig. 8, it is in H fonts that the second locking release element 21 is rough from overlook direction viewing, and its top is set respectively with lower section There are the 2nd A convex portions 21a and the 2nd B convex portions 21b, and its front is respectively equipped with paired guiding ditch 21c and 21d with rear, wherein Guiding ditch 21c and 21d makes the guidance part 20c of the guidance part 16c of the second guide element 16 and the 3rd guide element 20 can be towards upper and lower Direction slidably engages.In addition, especially as shown in Fig. 3 and Figure 11, the 2nd A locking cams element 22 is positioned at the second locking unblock member The lower section of part 21 and it is folded between the second guide element 16 and the 3rd guide element 20, the first deformation of first axle bar 10 Axle portion 10d insertions penetrate and are sticked in the deformation through hole 22a set by the center portion thereof direction of principal axis of the 2nd A locking cams element 22, And the 2nd the outer peripheral edge of A locking cams element 22 be provided with one second curved recessed portion 22b.In addition, especially as shown in figure 3, the 2nd B locks Cam member 23 is determined positioned at the top of the second locking release element 21 and is equally folded in the second guide element 16 and is led with the 3rd Between drawing element 20, meanwhile, especially as shown in figure 12, the first deformation axle portion 12d insertions of second hinge bar 12 are penetrated and engaged In the deformation through hole 23a set by the center portion thereof direction of principal axis of the 2nd B locking cams element 23, and the 2nd B locking cams element 23 Outer peripheral edge be provided with one second recess 23b.

Wherein, as shown in Fig. 9 and Figure 11, the first curved recessed portion 18b and the second curved recessed portion 22b amplitude size are all about 90 degree, and the first recess 19b and the second recess 23b amplitude size lock the first B set by release element 17 with first respectively The 2nd B convex portions 21b set by the locking release elements 21 of convex portion 17b and second is identical.First curved recessed portion 18b, the second bending are recessed Position relationship between portion 22b and the first recess 19b, the second recess 23b has been plotted in Figure 19.As shown in Figure 19 (a), when One housing 2 and the second housing 3 close and when to be in angle be 0 degree of state, the first bending of the first A locking cams element 18 is recessed Portion 18b is located at oblique lower left, and the outer peripheral edge of the first A locking cams element 18 is connected to the first A convex portions 17a, the first B lock tabs First recess 19b of wheel element 19 is then located directly below, and the first B of the locking release elements 17 of the first recess 19b and first is convex Portion 17b is mutually clamped.In addition, as shown in Figure 19 (b), the second curved recessed portion 22b of the 2nd A locking cams element 22 is positioned at oblique Upper left side, and the 2nd A convex portions 21a of the second curved recessed portion 22b initiating terminal and the second locking release element 21 is mutually clamped, together When, upward, and the second recess 23b outer peripheral edge is connected to the 2nd B for the second recess 23b positions of the 2nd B locking cams element 23 Convex portion 21b.

Next, the composition that means 25 are produced to moment of friction is illustrated, this moment of friction produces means 25 and second Selectivity rotates limiting means 14b and is provided adjacent to, and is to start to produce when first axle bar 10 rotates with second hinge bar 12 Raw running.Moment of friction produces means 25 and includes the first moment of friction generation means 25a and the second moment of friction generation means 25b.Wherein, the first moment of friction produces means 25a by the first friction plate as the 3rd guide element and the 3rd link component 20th, above-mentioned as the second friction plate 26 of the 4th link component, the first friction washer 27 and elastic mean described later 34 One elastic mean 34a is formed.The rough side of first friction plate 20 is in calabash shaped, and its top is provided with the 3rd A bearings with lower section Hole 20a and the 3rd B axle bearing bore 20b, and first axle bar 10 is rotatably inserted with second hinge bar 12 and penetrates the 3rd A bearings Hole 20a and the 3rd B axle bearing bore 20b.Second friction plate 26 is oppositely arranged with the first friction plate 20.First friction washer 27 is positioned at the Between one friction plate 20 and the second friction plate 26 and provided with a deformation through hole 27a, the first deformation axle portion of first axle bar 10 10d insertions penetrate and are sticked in this deformation through hole 27a.

Secondly, the second moment of friction produces means 26b by being rubbed as the first of the 3rd guide element and the 3rd link component Wiping board 20, above-mentioned the second friction plate 26, the second friction washer 28 and elastic mean described later 34 as the 4th link component The second elastic mean 34b formed.Wherein, it is in calabash shaped that the side of the first friction plate 20 is rough, and its top is provided with lower section 3rd A bearing holes 20a and the 3rd B axle bearing bore 20b, and first axle bar 10 and its respective first deformed shaft of second hinge bar 12 Portion 10d and 12d is rotatably inserted and penetrates the 3rd A bearing holes 20a and the 3rd B axle bearing bore 20b.Second friction plate 26 and first Friction plate 20 is oppositely arranged.Second friction washer 28 is between the second friction plate 26 and the first friction plate 20 and with a deformation Through hole 28a, the first deformation axle portion 12d insertions of second hinge bar 12 penetrate and are sticked in this deformation through hole 28a.

In addition, especially as shown in figure 13, the first friction washer 27 is set on its respective surface respectively with the second friction washer 28 Have for storing the four of lubricating oil aperture 27b, 27b, 27b, 27b and 28b, 28b, 28b, 28b.As described above, moment of friction Generation means 25 produce through the elastic force of the first elastic mean 34a and the second elastic mean 34b elastic means 34 formed Effect, when first axle bar 10 and second hinge bar 12 rotate, moment of friction produce means 25 make the first friction washer 27 with The both ends of second friction washer 28 produce moment of friction, improve whereby the first housing 2 with during the second housing 3 progress switching action Quality is operated, and the first housing 2 can be made arbitrarily to stop with the second housing 3.

Next, the composition for the stop means 24 for rotating limiting means 14a to being arranged at first choice is illustrated, this Stop means 24 are used for the rotational angle for limiting first axle bar 10 and second hinge bar 12.As shown in Fig. 3 and Figure 18, stop hand Section 24 includes the first stop means 24a and the second stop means 24b.Wherein, the first stop means 24a is by first connecting portion 18c And first locking plate 16d formed, and the rotational angle of first axle bar 10 is limited in 180 degree.As shown in figure 9, first Jut 18c is provided projectingly in the outer of its deformation through hole of the first A locking cams element 18 18a in arc-shaped and towards direction of principal axis Side, meanwhile, as shown in figure 14, the first locking plate 16d is arranged on the 2nd A bearing holes 16a outside, and the 2nd A bearing hole 16a positions In the lower section as the second link component and the check plate 16 of the second guide element.Secondly, the second stop means 24b is dashed forward by second Play portion 19c and the second locking plate 16e to be formed, and the rotational angle of second hinge bar 12 is limited in 180 degree.Such as Figure 10 institutes Show, second connecting portion 19c is provided projectingly in its deformation through hole of the first B locking cams element 19 in arc-shaped and towards direction of principal axis 19a outside, meanwhile, as shown in figure 14, the second locking plate 16e is arranged on the second B axle bearing bore 16b outside, and the second B axle is held Hole 16b is positioned at the top as the second link component and the check plate 16 of the second guide element.

Then, especially as shown in figure 3, attracting means 31 to be provided adjacent to stop means 24.This attracts means 31 to include the One attracts means 31a and second to attract means 31b, the first attraction means 31a to be arranged in the first axle bar 10 of lower section Side, the second attraction means 31b are then disposed on the side of the second hinge bar 12 of top.First, especially such as Figure 15 and Shown in Figure 16, first attracts means 31a by the first A curved cam recess 15e and the first B curved cam recesses 15f, the first cam The elastic mean 34a of driven member 32 and first is formed.First A curved cam recess 15e and the first B curved cam recesses 15f are big Outer peripheral edges and inner peripheral of small the first A bearing holes 15a for differing and being separately positioned on the lower section of lobe plate 15 around it, its cam Plate 15 rotates limiting means 14a the first guide element as the first link component and first choice and used.First axle Second deformation axle portion 10e insertions of bar 10 penetrate and are sticked in the deformation through hole 32a of the first cam follower 32, meanwhile, the The outer peripheral edge of its side of one cam follower 32 and inner peripheral be respectively equipped with the first A curved cams convex portion 32b not of uniform size with First B curved cams convex portion 32c, and the first A curved cams convex portion 32b, the first B curved cams convex portion 32c and the first A bending are convex Wheel recess 15e, the first B curved cam recesses 15f are oppositely arranged.First elastic mean 34a of elastic mean 34 is to continue first Cam follower 32 and set, and the first elastic mean 34a is by multiple first disk springs 35, the first pushing packing ring 37 and first Locking nut 39 is formed.Wherein, the second deformation axle portion 10e insertions of first axle bar 10 run through each first disk spring 35 Through hole 35a set by the center portion thereof direction of principal axis.First pushing packing ring 37 is to continue the first disk spring 35 and set, the first hinge Second deformation axle portion 10e insertions of chain bar 10 run through the deformation insertion set by the center portion thereof direction of principal axis of the first pushing packing ring 37 Hole 37a.First locking nut 39 is screwed together in external thread part 10f, and second that external thread part 10f is arranged on first axle bar 10 becomes On shape axle portion 10e open end.

Secondly, second attracts means 31b by the 2nd A curved cam recess 15g and the 2nd B curved cam recesses 15h, second The elastic mean 34b of cam follower 33 and second is formed.2nd A curved cam recess 15g and the 2nd B curved cam recesses 15h is not of uniform size and is separately positioned on outer peripheral edges and inner peripheral of the first B axle bearing bore 15b of the top of lobe plate 15 around it, its Convexity wheel plate 15 rotates limiting means 14b the first guide element as the first link component and the second selectivity and used.The Second deformation axle portion 12e insertions of two hinge bar 12 penetrate and are sticked in the deformation through hole 33a of the second cam follower 33, together When, the 2nd A curved cam recess 15g not of uniform size set by the outer peripheral edge of the wherein one side of lobe plate 15 and inner peripheral and Two B curved cam recess 15h and the 2nd A curved cams convex portion 33b of the second cam follower 33 and the 2nd B curved cams convex portion 33c is oppositely arranged.Second elastic mean 34b of elastic mean 34 is to continue the second cam follower 33 and set, and the second elasticity Means 34b is made up of multiple second disk springs 36, the second pushing packing ring 38 and the second locking nut 40.Wherein, second Second deformation axle portion 12e insertions of hinge-rod 12 run through the through hole set by each the center portion thereof direction of principal axis of second disk spring 36 36a.Second pushing packing ring 38 is to continue the second disk spring 36 and set, and the second deformation axle portion 12e of second hinge bar 12 is inserted Enter and penetrate and be sticked in the deformation through hole 38a set by the center portion thereof direction of principal axis of the second pushing packing ring 38.Second locking nut 40 are screwed together in external thread part 12f, and external thread part 12f is arranged on the second deformation axle portion 12e of second hinge bar 12 open end On.

In addition, the body part 4a of the biaxial hinge 4 of the present invention is contained in hinge cover 6.Especially such as Fig. 2, Fig. 3 and Figure 16 institute Showing, hinge cover 6 is that tubular and its section are presented elongated hole-shape, the assembled portion 6b being internally provided with across central portion of hinge cover 6, and Assembled portion 6b is provided with an assembly hole 6a.The inner containment of hinge cover 6 has the body part 4a of biaxial hinge 4, wherein body part 4a refers to the part that biaxial hinge 4 is located at after the second friction plate 26, and this second friction plate 26 makes as the 4th link component With and be assembled in first axle bar 10 and second hinge bar 12.Further, assembled portion 6b top is provided with first with lower section Through hole 6c and the second through hole 6d, the first through hole 6c attracts hand by be located at first axle bar 10 in biaxial hinge 4 first Section 31a insertion insertions, the second through hole 6d are then to be attracted means 31b insertion insertions positioned at the second of second hinge bar 12.This Outside, hinge cover 6 through assembly hole 6a and is threaded onto set by first its protuberance of link component 15 15d by by assembling screw 6e Internal thread hole 15k, and it is assembled to biaxial hinge 4.

In addition, as shown in Fig. 1 (b), symbology is that 7 element is the hinge cover of another biaxial hinge 5.Meanwhile Especially as shown in Fig. 1 (b), hinge cover 6 and 7 is contained in the first housing 2 and receiving recess 2b and 3b set by the second housing 3.

Next, the function mode of above-mentioned biaxial hinge 4 is illustrated.First, biaxial hinge 4 of the invention makes composition First housing 2 of notebook computer 1 and the second housing 3 is relative carries out folding, wherein notebook computer be terminal machine wherein One.This biaxial hinge 4 is characterised by, it has first axle bar 10 and a second hinge bar 12, and first axle bar 10 is saturating The side that the first assembled plate 11 is assembled to the first housing 2 is crossed, and second hinge bar 12 is assembled to second through the second assembled plate 13 The side of housing 3, first axle bar 10 and second hinge bar 12 by the link component 26 of the first link component 15 to the 4th this Four link components and mutually rotationally can be linked with parastate.Need to especially it be supplemented in this, due to the first link component 15 rotate limiting means 14a the first guide element as first choice simultaneously and attract the lobe plate of means 31 and use, Second link component 16 simultaneously as first choice rotate limiting means 14a, the second selectivity rotation limiting means 14b the Two guide elements and the check plate of stop means 24 and use, the 3rd link component 20 rotates limitation as the second selectivity simultaneously Means 14b the 3rd guide element and moment of friction produces the first friction plate of means 25 and used, and the 4th link component 26 The second friction plate of means 25 is produced as moment of friction and is used, and therefore, illustrates each means respectively in this case specification During function mode, each link component can be recited as to element title representative in each means, rather than the company of being recited as in response to situation Tie element.In addition, the present invention is not intended to limit the quantity of the link component 26 of the first link component the 15~the 4th in this.Illustrate in this case In book, when the first housing 2 and the second 3 relative progress folding of housing, as shown in Figure 19~27, selectivity rotates limiting means 14 First choice rotate limiting means 14a and second selectivity rotate limiting means 14b can make first axle bar 10 and second Hinge-rod 12 is turned direction and is converted into multiple stages and is rotated according to specific order, whereby, the first housing 2 and Two housings 3 can on the way change folding direction and total folding 180 degree respectively, and can be at 0 degree of closure state to opening completely Open and relative between 360 degree of state carry out folding.It is to be noted, however, that folding order is not limited by the following example.This Outside, in this, also without limiting, first choice rotates limiting means 14a to the present invention, the second selectivity rotates limiting means 14b, only Section of starting 24 and moment of friction produce configuration sequence of the means 25 between each link component, and it also can be beyond the following example Collocation method.Therefore, to coordinate above-mentioned contents, it is by the title of each link component that the claim of this case, which is not, The first~the 4th link component is limited to, but is only recited as " link component ".

Next, the opening and closing movement of the first housing 2 and the second housing 3 is further illustrated.First, when the first housing 2 and second housing 3 close during 0 degree closure state shown in Fig. 1, as shown in Figure 19 (a), first choice rotation limits First A convex portions 17a of its first locking release element 17 of means 14a processed is connected to the outer peripheral edge of the first A locking cams element 18 Surface, and the first B convex portions 17b is sticked in the first recess 19b of the first B locking cams element 19.On the other hand, such as Figure 19 (b) shown in, the 2nd A convex portions 21a that the second selectivity rotates limiting means 14b its second locking release element 21 is sticked in second Its second curved recessed portion of A locking cams element 22 22b one end, and the outer peripheral surface of the 2nd B locking cams element 23 abuts In the 2nd B convex portions 21b of the second locking release element 21.

Therefore, under this 0 degree of closure state, as shown in Figure 19 (a), although second hinge bar 12 can not be toward side clockwise To and rotate in an anti-clockwise direction, however, as Figure 19 (a) and (b) shown in, due to first axle bar 10 be only capable of toward clockwise Rotate, therefore the first housing 2 can go together with first axle bar 10 1, relative second housing 3 clockwise carries out breakdown action.In This, first axle bar 10 is past rotationally clockwise, the first housing 2 is opened into relative to the second housing 3 toward clockwise direction 45 degree of state, has been shown among Figure 20 (a) and (b).

Then, when the first housing 2 is relative to the second housing 3, the state shown in (a) and (b) from Figure 20 is opened into 90 degree State, be shown among Figure 21 (a) and (b).In this case, as shown in Figure 21 (a), first choice rotates limit The first A convex portions 17a and the first A locking cams element 18 of its first locking release element 17 of means 14a processed the first bending are recessed Portion 18b is opposed, and the first B convex portions 17b is sticked in the first recess 19b of the first B locking cams element 19.Therefore, if only joining According to Figure 21 (a), though seem that the first housing 2 continues toward being rotated and being opened clockwise, in fact, such as at first blush Shown in Figure 21 (b), the second selectivity rotates the 2nd A convex portions 21a engagings of its second locking release element 21 of limiting means 14b In the 2nd its second curved recessed portion of A locking cams element 22 22b end, and the 2nd B convex portions 21b is connected to the 2nd B lock tabs The outer peripheral edge of element 23 is taken turns, limits first axle bar 10 whereby toward clockwise further rotation.Therefore, second hinge Bar 12 past can now be rotated in an anti-clockwise direction, therefore the second housing 3 can be opened with respect to the first housing 2 toward rotating in an anti-clockwise direction Open.In this, the second housing 3 rotates and total state for being opened into 135 degree relative to the first housing 2 from 90 degree toward the direction of 180 degree, It has been shown among Figure 22 (a) and (b).

Then, the second housing 3 relative to the first housing it is 2-in-1 based on be opened into the state of 180 degree, be shown in Figure 23 (a) Among (b).Wherein, Figure 23 is that the state shown in Figure 22 is rotated into 90 degree towards left and shown.In this case, the first housing The side of keyboard (figure do not show) is provided with 2 upward, and the side that display screens (figure is not shown) are provided with the second housing 3 is same Also upward.Under this opening angle, as shown in Figure 23 (a), first choice rotates its first locking unblock of limiting means 14a First A convex portions 17a of element 17 is embedded and is sticked in the first curved recessed portion 18b of the first A locking cams element 18, and the first B Convex portion 17b is connected to the outer peripheral edge of the first B locking cams element 19.In addition, as shown in Figure 23 (b), the second selectivity rotates 2nd A convex portions 21a of its second locking release element 21 of limiting means 14b is embedded and is sticked in the 2nd A locking cams element 22 The second curved recessed portion 22b, the 2nd B convex portions 21b be then the outer peripheral edge for being connected to the 2nd B locking cams element 23.Whereby, first Although hinge-rod 10, toward clockwise and anticlockwise rotation can be all restricted, now second hinge bar 12 is toward suitable Clockwise and anticlockwise rotation are all allowed, and therefore, second hinge bar 12 is sustainable to be turned toward counter clockwise direction It is dynamic, the second housing 3 is persistently opened relative to the first housing 2.In this, the second housing 3 is past toward 270 degree relative to the first housing 2 Counterclockwise persistently rotate and total state for being opened into 225 degree, be shown among Figure 24 (a) and (b).

Then, the second housing 3 has illustrated relative to the first housing 2 toward counterclockwise total state for being opened into 270 degree Among Figure 25 (a) and (b).Under this opening, as shown in Figure 25 (a), first choice rotates limiting means 14a First A convex portions 17a of its first locking release element 17 is embedded and to snap into the first of the first A locking cams element 18 the bending recessed In portion 18b, and the first B convex portions 17b is then the outer peripheral edge for being connected to the first B locking cams element 19.On the other hand, such as Figure 25 (b) shown in, the 2nd A convex portions 21a that the second selectivity rotates limiting means 14b its second locking release element 21 is embedded in second In second curved recessed portion 22b of A locking cams element 22, the second of the 2nd B convex portions 21b and the 2nd B locking cams element 23 is recessed Portion 23b intervals are relative.Therefore, though second hinge bar 12 can continue toward rotating in an anti-clockwise direction, in fact, as schemed at first blush Shown in 18 (b), in the state of second hinge bar 12 has added up to and rotated 180 degree, the second of the first B locking cams element 19 is prominent Play portion 19c and be connected to the second locking plate 16e set by second stop means 24b its check plate 16, limit second hinge bar whereby 12 toward it is anticlockwise it is further rotate, therefore the second housing 3 and can not the further past counter clockwise direction of relative first housing 2 Open.On the other hand, as shown in Figure 25 (a) and (b), due to first axle bar 10 toward it is clockwise rotate not by To limitation, therefore the first housing 2 can be with respect to the second housing 3 toward opening rotationally clockwise.In this, first axle bar 10 is toward suitable Clockwise rotates, and 2 relative second housing 3 of the first housing has been illustrated toward total state for being opened into 315 degree clockwise Among Figure 26 (a) and (b).

In addition, the first housing 2 is opened into 360 degree relative to the second housing 3 is total toward 90 degree rotationally clockwise State, it has been shown among Figure 27 (a) and (b).Wherein, Figure 27 is that the state shown in Figure 26 is rotated into 90 degree towards right and shown Show.In this case, the inner side of the first housing 2 and the second housing 3 will overlap each other, as long as by the second housing 3 upward now Side is put as state as depicted, you can uses notebook computer 1 as tablet personal computer.

Next, the first housing 2 and the second housing 3 are closed from 360 degree of fully open state and return to 0 degree of position Situation about putting is illustrated.This closed procedure can understand by reverse viewing Figure 27 to Figure 19 content.As Figure 27 (a) and (b) shown in, when the first housing 2 and the second housing 3 are in fully open state, only first axle bar 10 can be toward side counterclockwise To rotation, second hinge bar 12 will be restricted toward clockwise rotation, and therefore, the first housing 2 first can be with respect to Two housings 3 are toward rotating in an anti-clockwise direction and close.In this, the first housing 2 closes with respect to the second housing 3 toward rotating in an anti-clockwise direction 90 degree of state is closed, has been shown among Figure 25 (a) and (b).Under the closure state shown in Figure 25, first axle bar 10 is past Anticlockwise rotation will be restricted, and second hinge bar 12 can be toward rotationally clockwise, therefore, such as Figure 21 (a) and shown in (b), the second housing 3 can the relative past 180 degree rotationally clockwise of first housing 2, it is and relative with the first housing 2 90 degree of closure angle is presented.When reaching 90 degree of closure angle, because the second stop means 24b running will make second The rotation of hinge-rod 12 is restricted, therefore first axle bar 10 now can make the phase of the first housing 2 toward counterclockwise being rotated 0 degree of fully closed condition shown in Figure 19 is closed to toward rotating in an anti-clockwise direction to the second housing 3.Closed reaching 0 degree When close angle is spent, as shown in Figure 19 (b), first axle bar 10 has added up to rotates 180 degree, and the of the first A locking cams element 18 The first locking plate 16d that one jut 18c is connected to the first stop means 24a is past counterclockwise to limit first axle bar 10 Further rotation, therefore, the first housing 2 now and can not with respect to the second housing 3 further toward counterclockwise turned It is dynamic.

In the relative switching action of above-mentioned the first housing 2 and the second housing 3, moment of friction produces the first of means 25 Among moment of friction produces means 25a and the second moment of friction generation means 25b, the first friction washer 27 and the second friction washer 28 distinguish concomitant rotation in first axle bar 10 and second hinge 12 alternate rotation of bar, make first as the 3rd link component Friction plate 20 and moment of friction is produced as between the second friction plate 26 of the 4th link component, and make the first housing 2 and second Housing 3 can stably stop at arbitrary angle when carrying out switching action.

Further, among attracting the first of means 31 to attract means 31a and second to attract means 31b, first shell is worked as Before the housing 3 of body 2 and second will reach 0 degree of folding angle with 360 degree, the first A curved cams of the first cam follower 32 Convex portion 32b, the first B curved cams convex portion 32c and the second cam follower 33 the 2nd A curved cams convex portion 33b and the 2nd B are curved The first A curved cam recesses 15e, the first B that bent nose of cam 33c respectively falls in the lobe plate 15 as the first link component are curved Bent cam recess 15f and the 2nd A curved cam recesses 15g, the 2nd B curved cam recess 15h, the function of attraction is played whereby, The second housing 3 is driven to be rotated automatically toward opening direction and closing direction relative to the first housing 2.In addition, by attraction means 31 Running drives the first housing 2 and the second housing 3 are automatic under specific folding angle to be rotated toward folding direction, additionally it is possible to will stop When operating handle be communicated to operator.Further, even if being not provided with protecting both between the first housing 2 and the second housing 3 Hold the bolt-lock means in closure state, attract means 31 that also there is the function equivalent to bolt-lock means, can prevent the first housing 2 with Second housing 3 is naturally opened from above-mentioned closure state.

Described from the description above, biaxial hinge 4 of the invention is to divide through first axle bar 10 with second hinge bar 12 The first housing 2 is each replaced folding 180 degree with the second housing 3, and the switching action between 0 degree to 360 degree can be reached. But it need to supplement, the present invention is not intended to limit the folding angle of the first housing 2 and the second housing 3 in this.

Whereby, the present invention can not only use notebook computer 1 in a manner of most basic, additionally it is possible to make the phase of the first housing 2 Second housing 3 is bent toward clockwise direction, or 3 relative first housing 2 of the second housing is bent toward counter clockwise direction And rough presentation L fonts or mountain type.Or can also make the first housing 2 and the second housing 3 overlap and form tabular, make second shell Body 3 uses towards user as tablet personal computer.In addition to this it is possible to apply in miscellaneous purposes.

In addition, in other embodiments, the first disk spring 35 and the second disk spring 36 of composition elastic mean 34 are also It can be substituted by plastic materials such as spring washer, collapse coil spring or flexible rubber.In addition, it is not provided with Although hinge cover 6 and 7 will not cause obstacle to the running of biaxial hinge 4 and 5, in the case where being provided with hinge cover 6 and 7, When biaxial hinge 4 and 5 is assembled into notebook computer 1, because stop means 24, selectivity rotate limiting means 14, frictional force Square produces means 25 and attracts the grade of means 31 part can't be exposed to outside, therefore can possess the outward appearance that more succinct clever falls.

In summary, the present invention by above-mentioned composition, there is provided one kind be suitably applied the terminal machines such as notebook computer or The biaxial hinge of other devices.This biaxial hinge can be such that the first housing is opened with the second housing according to specific order, and And relative in 360 degree of angular range it can carry out folding.In addition, the biaxial hinge of the present invention also is adapted for applying by notes type Computer uses as tablet personal computer simultaneously in the case that.

Claims

1. a kind of biaxial hinge, it makes one first housing of terminal machine and a second shell body phase to folding,

Wherein, the biaxial hinge includes a first axle bar and a second hinge bar, and the first axle bar is assembled to described The side of first housing, the second hinge bar are assembled to the side of second housing, the first axle bar and described Two hinge bar is mutually rotationally linked by multiple link components with parastate, and the biaxial hinge also has a selectivity Limiting means are rotated, the selectivity, which rotates limiting means, makes the first axle bar and the second hinge bar optionally turn It is dynamic,

Wherein, the selectivity rotates limiting means and included：

One first locking release element, it is arranged between the link component up or down, the first axle bar and institute Second hinge bar is stated rotationally to insert each link component of insertion and make each link component setting opposing one another；

One first choice rotates limiting means, and it is by one the oneth A locking cams element and one the oneth B locking cam element structures Into the first A locking cams element and the first locking release element and position described in the first B locking cam element sandwicheds In the top and lower section of the described first locking release element, the first axle bar limits described respectively with the second hinge bar The rotation of first A locking cams element and the first B locking cam elements；

One second locking release element, it rotates limiting means with the first choice and is provided adjacent to, the second locking solution Locking element is arranged between the link component up or down, and the first axle bar is rotationally inserted with the second hinge bar Enter to penetrate each link component and make each link component setting opposing one another；And

One second selectivity rotates limiting means, and it is by one the 2nd A locking cams element and one the 2nd B locking cam element structures Into the 2nd A locking cams element and the second locking release element and position described in the 2nd B locking cam element sandwicheds In the top and lower section of the described second locking release element, the first axle bar limits described respectively with the second hinge bar The rotation of 2nd A locking cams element and the 2nd B locking cam elements,

The biaxial hinge rotates limiting means by the first choice and rotates limiting means with the described second selectivity Running, makes first housing that its folding direction are converted into multiple stages according to particular order with second housing and is opened Close, and make between 360 degree under first housing and second housing in closed state 0 degree to fully open state Folding is carried out according to multiple opening angle intervals.

2. the biaxial hinge as described in claim the 1, also comprising a stop means, the stop means have one first to stop Section of starting and one second stop means,

Wherein, the first stop means include：

One first locking plate, it is arranged on the first choice and rotates limiting means and the described second selectivity rotation limitation hand The lower section of one check plate of section, wherein the check plate uses as a wherein link component；And

One first connecting portion, it is arranged on the periphery of the first A locking cams element or the 2nd A locking cam elements Edge, and be arranged on the opposed position of the first locking plate,

The second stop means include：

One second locking plate, it is arranged on the top of the check plate as the link component；And

One second connecting portion, it is arranged on the periphery of the first B locking cams element or the 2nd B locking cam elements Edge, and be arranged on and the opposed position of the second locking plate.

3. the biaxial hinge as described in claim the 1, also produces means comprising a moment of friction, the moment of friction produces There is means one first moment of friction to produce means and one second moment of friction generation means,

Wherein, first moment of friction produces means and included：

One first friction washer, it is arranged between one first friction plate and one second friction plate, and by the first axle Bar limitation rotates, wherein first friction plate uses as a link component, second friction plate is as another link Element using and with first friction plate it is relative and set；And

One first elastic mean, it makes first friction plate and the second friction plate sandwiched and is crimped on first friction The both sides of packing ring,

Second moment of friction produces means and included：

One second friction washer, it is arranged between first friction plate and second friction plate, and by described second Hinge-rod limitation rotates；And

One second elastic mean, it makes first friction plate and the second friction plate sandwiched and is crimped on second friction The both sides of packing ring.

4. the biaxial hinge as described in claim the 1, also attracts means comprising one, the attraction means have one first to inhale Draw means and one second attraction means,

Wherein, the first attraction means include：

One the oneth A curved cams recess and one the oneth B curved cam recesses, it is arranged on around the bearing hole of a lobe plate, And the first axle bar rotationally inserts and penetrates the bearing hole；

One first cam follower, it is assembled in the first axle bar and limited by the first axle bar and is rotated, described First cam follower has one the oneth A curved cams convex portion and one the oneth B curved cams convex portion, the first A curved cams Convex portion is located relative to the first A curved cams recess and the first B curved cams with the first B curved cams convex portion The side of recess；And

One first elastic mean, it is described that it makes the first A curved cams recess be crimped on the first B curved cam recesses First A curved cams convex portion and the first B curved cams convex portion,

The second attraction means include：

One the 2nd A curved cams recess and one the 2nd B curved cam recesses, it is arranged on the bearing hole of the lobe plate Around, and the second hinge bar rotationally inserts and penetrates the bearing hole；

One second cam follower, it is assembled in the second hinge bar and limited by the second hinge bar and is rotated, described Second cam follower has one the 2nd A curved cams convex portion and one the 2nd B curved cams convex portion, the 2nd A curved cams Convex portion is located relative to the 2nd A curved cams recess and the 2nd B curved cams with the 2nd B curved cams convex portion The side of recess；And

One second elastic mean, it is described that it makes the 2nd A curved cams recess be crimped on the 2nd B curved cam recesses 2nd A curved cams convex portion and the 2nd B curved cams convex portion.

5. the biaxial hinge as described in claim the 3, is also set in the Double pin hinge comprising a hinge cover, the hinge cover On one body part of chain, the body part refers to that the biaxial hinge is located at the moment of friction produces means described the Part after one friction plate, wherein first friction plate uses as a link component, set by inside the hinge cover Assembled portion can arbitrarily be installed by an assembling screw and releasably be assembled in the body part.

6. a kind of terminal machine, it uses the biaxial hinge as described in 1 to the 5th any one of claim the.