CN102109004B

CN102109004B - Cladding hinging machine

Info

Publication number: CN102109004B
Application number: CN 200910261673
Authority: CN
Inventors: 李勇达; 陈思宜; 许有村
Original assignee: Jarllytec Co Ltd
Current assignee: Jarllytec Co Ltd
Priority date: 2009-12-24
Filing date: 2009-12-24
Publication date: 2013-04-10
Anticipated expiration: 2029-12-24
Also published as: CN102109004A

Abstract

The invention relates to a cladding hinging machine which comprises a mandrel and a cladding piece, wherein the cladding piece is sheathed on the shaft lever of the mandrel; the shaft lever is provided with a tangent plane; the cladding piece is provided with an axial opening and forms a plane; and the width of the plane is less than the width of the tangent plane of the shaft lever, thus the plane is not in contact with the tangent plane. The cladding piece enables the hinging machine provided by the invention to have the effects of slightly opening and powerfully closing; when a screen is opened, the plane of the cladding piece is rotated into the tangent plane range of the mandrel, thus a torsion is smaller; when the screen is opened to a rear part, the plane of the cladding piece is in contact with the circular arc surface of the shaft lever to enhance the interference quantity, thereby enhancing the torsion; and thus, the screen can be supported and can not fall down when being opened to the rear part.

Description

Coating type pivot device

Technical field

The present invention relates to pivot device, especially coating type pivot device is applicable to cover-lifting type electronic device.

Background technique

Generally, the pivot device that is used for flip type electronic product is installed between screen and the body, makes relatively body unlatching or cover of screen.Coating type pivot device is sheathed on the pivot by an axle sleeve with start hole usually, so that the function of rotating folding to be provided.Known structure is shown in the utility model patent " rotating shaft stable structure of single bag axle sleeve " of Taiwan notification number M315362, rotating shaft is used for the joint of main frame and display device, this display device relatively this main frame launches and is positioned different angles by its frictional force, this list bag axle sleeve has the section of linking closely, and this section of linking closely has a start hole, when relative this main frame of this display device launches start forward, this start hole is large during than normality, and when the closed start counter-rotating of relative this main frame of this display device, this start hole is little during than normality, cause this display device relatively this main frame folding start can realize the function of easy opening and heavy closing.

Because coating type pivot device clockwise and anticlockwise torsion is different, have and unclamp and the characteristic of fastening, make pivot device have the function of easy opening and heavy closing, allow the user less strength open like a cork screen, and when covering screen, little during than normality by the start hole, torsion increases, and can avoid screen automatically to fall the bump body because of weight own.Yet, owing to opening light function, when screen opening when approximately 135 degree-150 are spent to the rear, can't support screen and screen is fallen down, and then cause and use inconvenience, or the product bump damages.

Therefore, problem to be solved by this invention is that screen opening is to the rear, because the torsion deficiency can't support the problem that easily down drops.

Summary of the invention

Main purpose of the present invention provides a kind of coating type pivot device, it has the effect of easy opening and heavy closing, and when being opened into the rear, can increase torsion to support screen, avoid screen to fall backward and cause bump to damage and affect life of product, and can improve ease of use.

For achieving the above object, the technological scheme that coating type pivot device of the present invention is taked comprises:

Axle has axostylus axostyle, and this axostylus axostyle is provided with tangent plane;

Coating member is sheathed on this axostylus axostyle, and it is provided with axially open and is formed with the plane, and this plane is to the distance of the coating member center line inner radius less than coating member, and this plane width makes this plane not contact with this tangent plane less than the width of this axostylus axostyle tangent plane.

Coating member makes pivot device produce the effect of easy opening and heavy closing.When opening, rotate in the tangent plane scope of axostylus axostyle on the plane of coating member, does not contact with the arc surface of axostylus axostyle, and this moment, torsion was less, had out light effect when therefore integral body is opened, and can open easily screen by one hand.Approximately 90 degree-180 are when spending to the rear when screen opening, and the Plane Rotation of coating member contacts with the arc surface of axostylus axostyle, has increased amount of interference, and then increase torsion, supported when making screen opening to the rear, down do not drop.And when closing, torsion increases by coating member, avoids screen automatically to fall down the bump body.

Another technological scheme that coating type pivot device of the present invention is taked comprises:

Axle has axostylus axostyle, and this axostylus axostyle is provided with tangent plane, and this axostylus axostyle namely is formed with this tangent plane and arc surface;

Coating member is circular tube shaped, is sheathed on this axostylus axostyle and is provided with axially open;

Wherein, when this pivot device rotates unlatching, have the angular range of leading portion unlatching and the angular range that back segment is opened, when the angular range that leading portion is opened, the opening of coating member turns in the tangent plane scope of this axostylus axostyle, and this moment, the elastic dilatation amount of coating member was less, thereby produces less torsion.When the angular range that back segment is opened, the opening of this coating member turns in the arc surface scope of this axostylus axostyle, and this arc surface contacts with the both sides of this opening, and this moment, the elastic dilatation amount of coating member was larger, and produced larger torsion.Therefore, when screen was opened to the angular range of back segment unlatching, torsion can increase, and screen is supported and do not fall down.

Description of drawings

Fig. 1 is the parts explosion of first embodiment of the invention.

Fig. 2 is the combination stereogram of first embodiment of the invention.

Fig. 3 is the part exploded bottom view of first embodiment of the invention.

Fig. 4 is the A-A sectional view of Fig. 2 of the present invention.

Fig. 5 is the schematic diagram that the present invention is opened into 90 degree.

Fig. 6 is the schematic diagram that the present invention is opened into 135 degree.

Fig. 7 is the parts explosion of second embodiment of the invention.

Fig. 8 is the schematic diagram of second embodiment of the invention in the angular range that leading portion is opened.

Fig. 9 is the schematic diagram of second embodiment of the invention in the angular range that back segment is opened.

The reference character Schedule

Embodiment

See also Fig. 1-Fig. 4, they are parts explosion, three-dimensional combination figure, part exploded bottom view and the A-A sectional view of first embodiment of the invention.Coating type pivot device of the present invention comprises axle 1 and coating member 2, and axle 1 has axostylus axostyle 11, and axostylus axostyle 11 is provided with tangent plane 110, and is non-circular, and an end of axle 1 is provided with connecting part 12, is fixed in the body of electronic equipment in order to combination.Coating member 2 is sheathed on the axostylus axostyle 11, and it is provided with axially open 21, makes it have the elasticity of radial dilatation.Coating member 2 forms planes 22, and plane 22 is to the distance of the coating member 2 center lines inner radius less than coating member 2, and plane 22 width make plane 22 not contact with tangent plane 110 less than the width of axostylus axostyle 11 tangent planes 110.These coating member 2 extensions are provided with fixed plate 23, and fixed plate 23 is provided with a plurality of fixed holes 24, is used for fixing with the screen of electronic equipment.

See also Fig. 4-Fig. 5, Fig. 4 is the closed state schematic diagram of pivot device, and Fig. 5 is that pivot device rotates the view of opening 90 degree.When screen opening, coating member 2 is towards the backward rotation of opening 21, and opening 21 is large during than normality, rotate in tangent plane 110 scopes of axostylus axostyle 11 on the plane 22 of coating member 2, the arc surface with axostylus axostyle 11 does not contact, and this moment, torsion was less and be easy to open, and had out light effect.Because plane 22 width are less than the width of tangent plane 110, so coating member 2 planes 22 turn to the scope of tangent plane 110, and can not fit with tangent plane 110 forms lockings.

After being opened into approximately 135 degree, as shown in Figure 6, the plane 22 of coating member 2 contacts with tangent plane 110 corners and the arc surface of axostylus axostyle 11, because of plane 22 to the distance of the coating member 2 center lines inner radius less than coating member 2, and form interference with axostylus axostyle 11, thereby coating member 2 can strut by tangent plane 110 corners and arc surface and tighten axostylus axostyle 11, and then increases torsion with support screen, avoids screen to fall backward.Angle when the plane 22 of coating member 2 forms interference with axostylus axostyle 11 is decided according to user demand, and is not limited to above-mentioned angle.Enforceable scope makes pivot device increase torsion about opening 90 degree-180 degree.When oppositely closing, coating member 2 openings 21 diminish, and torsion increases, and can avoid screen automatically to fall down the bump body, close heavy effect and reach.

See also Fig. 7-Fig. 8, they are the parts explosion of second embodiment of the invention and the schematic diagram of leading portion opening angle scope.The present embodiment removes the plane 22 of the first embodiment's coating member 2, and namely coating member 2 is circular tube shaped, and without the plane, and the axostylus axostyle 11 of axle 1 still is provided with tangent plane 110, and namely axostylus axostyle 11 is formed with tangent plane 110 and arc surface 111, and coating member 2 is interference fit with axostylus axostyle 11.

At this, when pivot device rotates unlatching, have the angular range of leading portion unlatching and the angular range that back segment is opened, when the angular range that leading portion is opened, the opening 21 of coating member 2 turns in tangent plane 110 scopes of axostylus axostyle 11.When the angular range that back segment is opened, the opening 21 of coating member 2 turns in arc surface 111 scopes of axostylus axostyle 11 and this arc surface 111 contacts with the both sides of this opening 21.

As shown in Figure 8, when pivot device was in the angular range A that leading portion is opened, for example 0 degree-90 was spent, and the opening 21 of coating member 2 turns in tangent plane 110 scopes of axostylus axostyle 11.As shown in Figure 9, when pivot device was in the angular range B that back segment is opened, for example 90 degree-180 were spent, and the opening 21 of coating member 2 turns in arc surface 111 scopes of axostylus axostyle 11, and arc surface 111 blocks opening 21 fully.

When in the angular range A that leading portion is opened, because opening 21 both sides of coating member 2 do not contact with the arc surface 111 of axostylus axostyle 11 fully, the one or both sides of opening 21 are because strutting without axostylus axostyle 11, and the elastic dilatation amount of coating member 2 is less, thereby produce less torsion.When in the angular range B that back segment is opened, because opening 21 both sides of the second coating member 2 all contact with the arc surface 111 of axostylus axostyle 11, axostylus axostyle 11 struts coating member 2 fully, and this moment, the elastic dilatation amount of coating member 2 was larger, and produced larger torsion.Therefore, when screen was opened to the angular range of back segment unlatching, torsion can increase, and screen is supported and do not fall down.The angular range that the angular range that above-mentioned leading portion is opened and back segment are opened is decided according to user demand, is not limited to above-mentioned angle.

Though the present invention has disclosed preferred specific embodiment to achieve these goals, but these embodiments want to limit structure characteristics of the present invention, those skilled in the art should know, under technical spirit of the present invention, any variation of easily expecting or modification all are possible, and are all contained by the application's claim.

Claims

1. coating type pivot device comprises:

Coating member is sheathed on this axostylus axostyle, and it is provided with axially open and is formed with the plane, and this plane width makes this plane not contact with this tangent plane less than the width of this axostylus axostyle tangent plane; The plane of this coating member to the distance of this coating member center line falls down during to the back segment opening angle when screen opening avoiding less than the inner radius of this coating member.

2. coating type pivot device as claimed in claim 1, wherein, this coating member extends and is provided with fixed plate, and this fixed plate is provided with a plurality of fixed holes.

3. coating type pivot device as claimed in claim 1, wherein, an end of this axle is provided with the connecting part.