CN201078392Y

CN201078392Y - Twin axle hinge device

Info

Publication number: CN201078392Y
Application number: CNU2007201532415U
Authority: CN
Inventors: 林忠义
Original assignee: Shin Zu Shing Co Ltd
Current assignee: Shin Zu Shing Co Ltd
Priority date: 2007-08-03
Filing date: 2007-08-03
Publication date: 2008-06-25
Anticipated expiration: 2017-08-03

Abstract

A twin shaft hinge comprises an integrated connecting support and two phases connected cylinder parts side by side. Shaft hole are formed through on the cylinder parts; two pivot shafts are arranged side by side, which are positioned swingingly in the shaft holes on all cylinder parts in the connecting support, each pivot shaft has a shaft lever and a fixed part, shaft levers are swingingly disposed through in the corresponding shaft holes, fixed parts extend from ends of the shaft levers for fixing a body or a cap of an electronic device; two fixed parts are fixedly arranged on tail ends of the shaft levers of the pivot shafts, so as to avoid the pivot shafts falling from the connecting support. Because the connecting support is shaped integrally, the reassembly program of the hinge can be avoided and the volume of the hinge can be reduced.

Description

The twin axle pivot device

Technical field

The utility model belongs to a kind of pivot device, refers in particular to a kind of twin axle pivot device, and it can be installed between the body and flip of electronic equipment, makes the relative body of flip make 360 degree and pivots.

Background technique

Present cover-lifting type electronic device as notebook computer, mobile phone, hand held Game device or PDA or the like, all is to be arranged between the body and flip of this electronic equipment with a pivot device, thereby makes flip body pivot relatively.

Because body and flip all have certain thickness, and traditional pivot device is the design of unipivot, so the pivoting angle between body and the flip is inevitable less than 360 degree, but some electronic equipment, the drawing-pushing type PDA that for example possesses touch control type screen, GPS or mobile phone, this touch control type screen generally is positioned on the flip inner side surface, then possesses keyboard on the body inner side surface, when the user to the touch control type screen in the flip input information time, will inevitably habitually hold flip with convenient input with palm, body is if outside turnover 360 degree of flip make body and the complete superimposed state of flip relatively at this moment, and body will cause operational obstruction to the user.

The model utility content

The inventor can't allow the body of electronic equipment and flip pivot reach 360 shortcomings of spending according to existing pivot device, improves its deficiency and defective, and then creates a kind of twin axle pivot device.

The utility model main purpose provides a kind of twin axle pivot device, and it can be installed between the body and flip of an electronic equipment, makes body and flip rotate relative to each other and reaches 360 degree.

For achieving the above object, aforementioned twin axle pivot device is included:

One links support, and it is one-body molded, and has two and be connected and tube portion side by side, runs through respectively in each one to be formed with an axis hole;

Two pivots, it mutually side by side, run through in rotatable mode respectively and be arranged in this binding support in the axis hole in each one, each pivot has an axostylus axostyle and a fixing part respectively, this axostylus axostyle runs through in rotatable mode and is arranged in the corresponding axis hole, and this fixing part stretches out and in order to the body that is fixedly arranged on an electronic equipment and flip on one of them from axostylus axostyle one distal process; And

Two fixed blocks, the axostylus axostyle end that it is installed in each pivot respectively prevents that pivot from coming off from linking support.

By above-mentioned technological means, described pivot side by side can be distinguished and links support rotation relatively, and can be installed in respectively on the body and flip of electronic equipment by fixing part, body can link the support pivot relatively individually with flip and reach at least more than 180 degree, therefore, the range of pivot maximum of the relative body of flip can reach 360 degree, when having touch control screen in the flip, the relative body of flip is turned up and coincide fully, the body and the flip that can make the convenient gripping of user coincide, and then like a cork to touch control screen input information, in addition, it is integrally formed but not with multiple member assembling to link support, therefore have firm, advantage such as durable, simultaneously can avoid assembling once more, reduce the pivot device manufacturing time, and effectively dwindle the pivot device overall volume.

Be formed with a restraining groove that is connected with corresponding axis hole on each front of aforementioned binding support, the inside projection of this restraining groove inner surface radial direction has a positive stop, the radially outward projection on the end of fixing part of each pivot axostylus axostyle is formed with an annular flange, this annular flange is arranged in the restraining groove in rotatable mode, is formed with a spacing projection that can offset with positive stop on annular flange.

Each back side of aforementioned binding support is formed with a locating slot that is connected with axis hole, be formed with a plurality of teeth groove on the locating slot bottom surface, on the axostylus axostyle of each pivot with non-rotatable and slidably mode be coated with a positioning ring that is arranged in the locating slot, be formed with a plurality of locating tooths that can combine with teeth groove respectively on each positioning ring.

Aforementioned each pivot axostylus axostyle upper sleeve through has a plurality of reeds between fixed block and positioning ring, and reed provides elastic force to force positioning ring to be positioned among the locating slot.

Aforementioned each pivot axostylus axostyle is a non-circular bar, is formed with a non-circular hole that supplies this non-circular bar to pass on this positioning ring.

Be formed with a screw part respectively on aforementioned each pivot axostylus axostyle end, each fixed block is a nut, and is combined on the corresponding screw part.

Description of drawings

Fig. 1 is the utility model stereo appearance figure.

Fig. 2 is the three-dimensional partial exploded view of the utility model.

Fig. 3 is the utility model three-dimensional exploded view.

Fig. 4 is another three-dimensional partial exploded view of the utility model.

Fig. 5 is the enforcement phase diagram that the utility model is installed in an electronic equipment.

Fig. 6 is the side partial sectional view that electronic equipment covers by the utility model.

Fig. 7 is the side partial sectional view that the utility model electronic equipment turns up by the utility model.

The component symbol explanation

10 link support

11 portions

12 axis holes

15 restraining grooves

153 positive stops

17 locating slots

173 teeth groove

20 pivots

21 axostylus axostyles

211 annular flange

212 inner side surfaces

213 spacing projections

22 fixing parts

30 fixed blocks

40 positioning rings

43 locating tooths

50 reeds

90 bodies

91 flips

Embodiment

Please refer to Fig. 1 to Fig. 3, the utility model twin axle pivot device includes: one links support 10, two pivots 20, two fixed blocks 30, two positioning rings 40 and two groups of a plurality of reeds 50.

Please refer to Fig. 3 and Fig. 4, it is one-body molded that this links support 10, and having two is connected and tube portion 11 side by side, run through respectively in each one 11 and be formed with an axis hole 12, be formed with a restraining groove 15 that is connected with corresponding axis hole 12 on the front of each one 11, the inside projection of these restraining groove 15 inner surface radial directions has a positive stop 153, in addition, each 11 back side is formed with a locating slot 17 that is connected with axis hole 12 respectively, is formed with a plurality of teeth groove 173 on locating slot 17 bottom surfaces.

Described pivot 20 runs through being arranged in this binding support 10 in the axis hole 12 in each one 11 respectively mutually side by side in rotatable mode, each pivot 20 has an axostylus axostyle 21 and a fixing part 22 respectively; This axostylus axostyle 21 is that a non-circular bar has a noncircular cross section, and run through in rotatable mode and to be arranged in the corresponding axis hole 12, axostylus axostyle 21 ends are formed with a screw part, in addition, axostylus axostyle 21 radially outward projection on the end of fixing part 22 is formed with an annular flange 211, this annular flange 211 is arranged in the restraining groove 15 in rotatable mode, with the inner side surface 212 of annular flange inner bottom surface against restraining groove 15, avoid pivot 20 to pass a portion 11 arbitrarily, on annular flange 211, be formed with a spacing projection 213 that can offset with positive stop 153, realize limit effect thus; This fixing part 22 stretches out and in order to the body that is installed in an electronic equipment and flip on one of them from axostylus axostyle 21 1 distal process.

Described fixed block 30 is installed in axostylus axostyle 21 ends of each pivot 10 respectively, prevents that pivot 20 from coming off 10 from linking support, and described fixed block 30 can be nut and is combined on the corresponding screw part.

Described positioning ring 40 with non-rotatable and slidably mode be set on respectively on the axostylus axostyle 21 of pivot 20, on each positioning ring 40, run through and be formed with a non-circular hole and pass for this non-circular axostylus axostyle 21, in addition, be formed with a plurality of locating tooths 43 that can combine with teeth groove 173 respectively on each positioning ring 40.

Each is organized a plurality of reeds 50 and is set on respectively on each pivot 20 axostylus axostyle 21, and reed 50 provides elastic force to force positioning ring 40 to be arranged in locating slot 173.

Please refer to Fig. 5 to Fig. 7, the twin axle pivot device can be installed between the body 90 and flip 91 of an electronic equipment, and set firmly mutually with body 90 and flip 91 respectively with the fixing part 22 of each pivot 20, can link support 90 rotations respectively relatively by two side by side pivots 20 and reach the above amplitude of 180 degree at least, make body 90 relatively flip 91 cover or turn up folding, as Fig. 6 and shown in Figure 7.

By above-mentioned technological means, because can linking support 10 pivots relatively individually with flip 91, electronics 90 reaches at least more than 180 degree, therefore, the range of pivot maximum of flip 91 relative bodies 90 can reach 360 degree, when having touch control screen in the flip 91, flip 91 relative bodies 90 are turned up and coincide fully, can make the superimposed body 90 and flip 91 of the convenient gripping of user, and then like a cork to touch control screen input information, in addition, it is integrally formed but not with multiple member assembling to link support 10, therefore have firm, advantage such as durable, simultaneously can avoid assembling once more, reduce the pivot device manufacturing time, and effectively dwindle the pivot device overall volume.

Claims

1. a twin axle pivot device is characterized in that, includes:

One links support, and it is formed in one, and has two and be connected and tube portion side by side, runs through respectively in each one to be formed with an axis hole;

Two pivots, mutually side by side, run through in rotatable mode respectively and be arranged in this binding support in the axis hole in each one, each pivot has an axostylus axostyle and a fixing part respectively, this axostylus axostyle runs through in rotatable mode and is arranged in the corresponding axis hole, and this fixing part stretches out and in order on one of them of the body that is installed in an electronic equipment and flip from axostylus axostyle one distal process; And

Two fixed blocks are installed in the axostylus axostyle end of each pivot respectively, prevent that pivot from coming off from linking support.

2. twin axle pivot device according to claim 1, it is characterized in that, be formed with a restraining groove that is connected with corresponding axis hole on each front of this binding support, the inside projection of this restraining groove inner surface radial direction has a positive stop, the radially outward projection on the end of fixing part of each pivot axostylus axostyle is formed with an annular flange, this annular flange is arranged in the restraining groove in rotatable mode, is formed with a spacing projection that can offset with positive stop on annular flange.

3. twin axle pivot device according to claim 2, it is characterized in that, each back side of this binding support is formed with a locating slot that is connected with axis hole, be formed with a plurality of teeth groove on the locating slot bottom surface, on the axostylus axostyle of each pivot with non-rotatable and slidably mode be coated with a positioning ring that is arranged in the locating slot, be formed with a plurality of locating tooths that can combine with teeth groove respectively on each positioning ring.

4. twin axle pivot device according to claim 3 is characterized in that, this each pivot axostylus axostyle upper sleeve through has the reed of a plurality of positions between fixed block and positioning ring, and reed provides elastic force to force positioning ring to be positioned among the locating slot.

5. twin axle pivot device according to claim 4 is characterized in that, this each pivot axostylus axostyle is a non-circular bar, is formed with a non-circular hole that supplies this non-circular bar to pass on this positioning ring.

6. according to arbitrary described twin axle pivot device in the claim 1 to 5, it is characterized in that be formed with a screw part respectively on this each pivot axostylus axostyle end, each fixed block is a nut, and is combined on the corresponding screw part.