CN201162765Y

CN201162765Y - Shaft lever structure of rotating hinge

Info

Publication number: CN201162765Y
Application number: CNU200820007049XU
Authority: CN
Inventors: 苏丁鸿
Original assignee: XINHE TECHNOLOGY Co Ltd
Current assignee: XINHE TECHNOLOGY Co Ltd
Priority date: 2008-03-19
Filing date: 2008-03-19
Publication date: 2008-12-10
Anticipated expiration: 2018-03-19

Abstract

The utility model relates to a shaft lever structure of a rotating hinge, in particular to a shaft lever structure of a rotating hinge, which is applied in the relatively opening and connecting position of the cover body screen and the host computer of the electronic product; the shaft lever has a cylindrical shaft connecting part; the shaft connecting part is arranged in a shaft sleeve and closely matches with the shaft sleeve; wherein, the shaft connecting part is concavely provided with a plurality of circular but independent oil storage grooves; the connecting position of the peristoma of the oil storage grooves and the surface of the shaft connecting part is provided with an obtuse angle. The shaft lever structure of the rotating hinge reduces the leakage of lubricating oil in the prior art, prevents the damage to the shaft sleeve as a result of scoring caused by the acute angle which is arranged on the peristoma of the oil storage grooves in the prior art, and thus prolongs the service life of the rotating hinge.

Description

The shaft configurations of rotary hinge

Technical field

The utility model relates to a kind of rotary hinge with axostylus axostyle, and particularly a kind of electronic product that is applied in also can make its lid screen and main frame body can relatively rotate out the shaft configurations of entire rotary hinge.

Background technique

" rotating shaft " that the novel patent announcement of TaiWan, China that known technology such as the utility model people have got permission is M317741 number please be consulted Fig. 1-1 and Fig. 1-2 in the lump, is the stereoscopic and the partial enlarged drawing schematic representation of known rotating shaft; As shown in the figure, its turning shaft structure has an axial region 40, this axial region 40 forms its rotating shaft to plug an axle sleeve (not shown), and this axial region 40 is concaved with and can holds one first ring-like groove 41, one second a ring-like groove 42 and a staggered groove 43 of depositing oiling agent, and this staggered groove 43 is between above-mentioned this first and second ring-

like groove

41,42 and be interconnected between each groove, and this staggered groove 43 has at least one crosspoint 43a; Yet staggered groove 43 is the main feature of this known technology, its generation type is to rotate sidecar on one side to cut two oblique trunking intersections of these axial region 40 generations, but when the problem of this known technology is that this axial region 40 relatively rotates with the axle sleeve (not shown), because axle sleeve is that close-fitting contacts this axial region 40, the acute angle of this crosspoint 43a and each groove can form shaving or cut its inwall on the axle sleeve of close-fitting, and the axle sleeve that weares and teares fast, severe patient also can cause and damage and the problem of the whole group of palpus replacing hinge.

In view of the axial region of above-mentioned known rotating shaft is the groove that forms oil storage with turning, so the summary defective that it produced is as follows:

1. the groove because of known technology is with the turning moulding, so those skilled in the art know that all it will inevitably form acute angle in the groove peristoma, easily causes the cutting sleeve lining and form shaving and wear and tear fast when the rotation start, thereby reduced the working life of known rotating shaft.

2. if the continuous wire of turning ring-like groove or intercommunication on this pivot is around the groove person of this pivot, promptly be difficult to turning to pivot foremost with the position of least significant end, because if turning to its during foremost with least significant end, then the groove on the pivot can form the external opening with shaft room, make lubricant oil can be communicated to the rotating shaft outside, this can cause the not serious problems of tool maintenance lubricant oil effect of groove, so the pivot of known technology foremost with the position of least significant end because of offering groove, so can cause abrasion because of lubricating, and then cause leakage of oil or the not enough problem of friction to occur.

3. if the continuous wire of the groove of institute's turning is around the groove person of this pivot, also can change the situation that rubbing surface mostly is in unequal area because of the axle that this pivot and axle sleeve are positioned on each circumference, so the torsion during its rotation start also can't be average, so that can't stablize rotation swimmingly.

" structure improvement of pivot " known technology of No. the 347964th, the novel patent announcement of TaiWan, China and for example, its structure is mainly a spindle rod, be formed with hollow and ostiolate tapered hub in the one end, one is fixed at the packing assembly on the axle sleeve, one elastic component, one paraxial rod forms in the one end and to be nested with aforementioned elastic component and to be set in jack-post in the spindle rod axle sleeve; Yet this known major technique is the elastic component with circle perforation is sheathed on this paraxial rod, and the round perforation distributions by this elastic component can contain the lubrication effect that covers whole pivot surface in this paraxial rod and reach; In other words,, must set up the cost that this has the elastic component of circle perforation more, not meet the target of the low-cost high profit of modern enterprise processing procedure Related product in fact in order to reach the purpose that can contain the lubrication effect that covers whole pivot surface; In addition, owing to this has the elastic component of round perforation, its circle perforation is also for turning forms, or the round acute angle that has as the same of boring a hole, and therefore has the defective that above-mentioned meeting causes the axle sleeve wearing and tearing equally.

The model utility content

Defective in view of above-mentioned known technology; So main purpose of the present utility model is to provide a kind of generation that lubricant oil leaks outside that reduces, and can avoids peristoma because of oil storage tank to have acute angle scratch axle sleeve and cause damage, so that realize prolonging the rotary hinge shaft configurations in working life.

For realizing above-mentioned purpose, the technological scheme that the utility model proposed is a kind of shaft configurations of rotary hinge, this rotary hinge includes axostylus axostyle and axle sleeve, and this axostylus axostyle has columned axis part, this axis part be located in the axle sleeve and with the mutual close-fitting of this axle sleeve; Wherein, this axis part is concaved with a plurality of circles and oil storage tank independently separately, and the peristoma of this oil storage tank and connecting part, surface, this axis part have the obtuse angle.

By technique scheme, the shaft configurations of rotary hinge of the present utility model is compared to known technology, at least the following advantage of tool:

1. because this oil storage tank and connecting part, surface, this axis part are the obtuse angle, the axis part close-fitting is relative when rotating with this when this axle sleeve, neither can cause the cutting sleeve lining and form shaving, prolong the working life of rotary hinge so can reach the counterrotating to each other normal start swimmingly of axle sleeve and this axis part.

2. because the oil storage tank on the axis part of the utility model rotary hinge, be circular and groove independently separately, therefore, not only can evenly be arranged with on the axis part, and can be arranged with in the axis part foremost with the position of least significant end on and situation that unlikely generation lubricant oil leaks outside, so that can make rotary hinge of the present utility model when the rotation start, make axis part and shaft room wholely through and through lubricate.

Because the shaft configurations of the utility model rotary hinge, be located at wherein that this oil storage tank on the same circumference has two at least on this axis part, and the circumferential distance between at least two on the same circumference these oil storage tanks equates, and this oil storage tank that is positioned on the same circumference equates with axial spacing adjacent and that be positioned at this oil storage tank on the same circumference, so this axostylus axostyle transfers to when moving with respect to this axle sleeve axle, can reach the rotate effect of high stability.

Description of drawings

Fig. 1-1 is the stereoscopic schematic representation of known rotating shaft.

Fig. 1-2 is the local enlarged diagram of Fig. 1-1.

Fig. 2 implements the STRUCTURE DECOMPOSITION schematic perspective view of sample attitude for the utility model.

Fig. 3-1 is placed in the generalized section of axle sleeve for the axis part of Fig. 2.

Fig. 3-2 is the local enlarged diagram of Fig. 3-1.

Fig. 4 is the partial schematic diagram that launch the axis part of Fig. 2.

Fig. 5 is that of the present utility model another implemented sample attitude exploded schematic perspective view.

Embodiment

Relevant detailed description of the present utility model and technology contents, existing conjunction with figs. is described as follows:

Please consult Fig. 2, Fig. 3-1 and Fig. 3-2 simultaneously, for the utility model is implemented the STRUCTURE DECOMPOSITION solid of sample attitude, section and the local enlarged diagram thereof that the axis part is placed in axle sleeve; As shown in the figure, the utility model is a kind of shaft configurations of rotary hinge, this axostylus axostyle 10 has an axis part 11 that can be placed in the interior space 21 of an axle sleeve 20, and make this axis part 11 can with these axle sleeve 20 mutual close-fittings, be provided with a profile groove 23 because of this axle sleeve 20 in addition, this profile groove 23 can make this axle sleeve 20 possess elasticity, when carrying out relative the rotation for this axostylus axostyle 10 with axle sleeve 20, produces the resistance and the torsion of this axostylus axostyle 10 of clamping; And because these 11 surfaces, axis part are arranged with into equally distributed a plurality of oil storage tank 13 with circle and independent separately (not connected), and has an obtuse angle 131 (circular arc shown in Fig. 3-2) in the peristoma and the 11 surperficial connecting parts, this axis part of this oil storage tank 13, because the oil storage tank 13 on this axis part 11, be circular and groove independently separately, therefore, not only can evenly be arranged with on axis part 11, and can be arranged with in axis part 11 foremost with the position of least significant end on, and the situation that unlikely generation lubricant oil leaks outside, can make in the oil storage tank 13 on this axis part 11 lubricant oil evenly riddle axle sleeve 20 is through and through in this way lubricated with these 11 surfaces, axis part, make this axle sleeve 20 reach counterrotating to each other normally start swimmingly with this axis part 11, and can not cause cutting axle sleeve 20 inwalls and form shaving, so can prolong the working life of rotary hinge; In addition, this oil storage tank 13 on the same circumference has two at least on this axis part 11 owing to being located at, and the circumferential distance between at least two on the same circumference these oil storage tanks 13 equates, so this axostylus axostyle 10 transfers to when moving with respect to 20 on this axle sleeve, can reach the rotate effect of high stability; In addition, this axostylus axostyle 10 has first joint 12 from this axis part 11 1 ends extension, this first joint 12 is provided with a coupling hole 121, the coupling hole 121 of this first joint 12 can with other object to be joined (for example: lid screen or main frame body, not shown in the figures) be connected and fixed, and this axle sleeve 20 has a profile groove 23, and this axle sleeve 20 has extended one second joint 22, connect and establish hole 221 and this second joint 22 is provided with one, the connecing of this second joint 22 established hole 221 and can be connected and fixed with other object to be joined (for example: lid screen or main frame body, not shown in the figures); Moreover, this axle sleeve 20 also can be sheathed on one to have in the fixedly body 30 that is installed with space 31, and should be fixedly body 30 have one the 3rd joint 32 and it is installed with the shape size in space 31, be identical with this axle sleeve 20 shape sizes, this axle sleeve 20 is sheathed on after this is installed with in the space 31, this axle sleeve 20 can be by this second joint 22 and with these fixedly body 30 synchronous starts in location, can treat that with other object (for example: lid screen or main frame body) is connected and fixed by the set connecting hole 321 of the 3rd joint 32 in addition.

See also Fig. 4 again, the partial schematic diagram that launches for the axis part of Fig. 2; After can clearly finding out axis part 11 expansion of Fig. 2 as shown in the figure, the oil storage tank 13 circumferential distance L each other that is positioned on these axis part 11 same circumference presents equidistance, and also equates with axial spacing H adjacent and between this oil storage tank 13 on the same circumference at this oil storage tank 13 on the same circumference; Thereby this axostylus axostyle 10 transfers to when moving with respect to 20 on this axle sleeve, can reach the rotate effect of high stability.

Other sees also Fig. 5, for of the present utility model another implemented sample attitude exploded schematic perspective view; As shown in the figure, demand along with shape of product, this axostylus axostyle 10 also can utilize the coupling hole 121 of this first joint 12, be installed with affixed with multi-form product fixing device 50 again, 50 of this product fixing devices can be again be connected and fixed with other object to be joined (for example: lid screen or main frame body, not shown in the figures).

Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; any those skilled in the art; in not breaking away from spirit and scope of the present utility model; and a little change and the retouching done; all should be covered by in the utility model, therefore protection domain of the present utility model is as the criterion when looking the claim person of defining.

Claims

1. the shaft configurations of a rotary hinge, described axostylus axostyle (10) has columned axis part (11), described axis part (11) be located in the axle sleeve (20) and with described axle sleeve (20) close-fitting mutually; It is characterized in that:

Described axis part (11) is concaved with a plurality of circles and oil storage tank (13) independently separately, and the surperficial connecting part of the peristoma of described oil storage tank (13) and described axis part (11) has obtuse angle (13).

2. the shaft configurations of rotary hinge according to claim 1 is characterized in that, described oil storage tank (13) is uniformly distributed on the described axis part (11).

3. the shaft configurations of rotary hinge according to claim 2 is characterized in that, the described oil storage tank of being located on the same circumference in described axis part (11) (13) has two at least.

4. the shaft configurations of rotary hinge according to claim 3 is characterized in that, the circumferential distance (L) that is positioned between at least two the described oil storage tanks (13) on the same circumference equates.

5. according to the shaft configurations of each described rotary hinge in the claim 2 to 4, it is characterized in that the described oil storage tank (13) that is positioned on the same circumference equates with axial spacing (H) adjacent and that be positioned at the described oil storage tank (13) on the same circumference.

6. the shaft configurations of rotary hinge according to claim 1 is characterized in that, described obtuse angle (13) are circular arc.

7. the shaft configurations of rotary hinge according to claim 1 is characterized in that, described axostylus axostyle (10) has first joint (12) that extends from described axis part (11) one ends, and described first joint (12) is provided with coupling hole (121).

8. the shaft configurations of rotary hinge according to claim 1 is characterized in that, described axle sleeve (20) has profile groove (23), and described axle sleeve (20) extended second joint (22), and described second joint (22) is provided with to connect and establishes hole (221).

9. the shaft configurations of rotary hinge according to claim 8, it is characterized in that, described axle sleeve (20) is located at fixedly in the body (30), and described fixedly body (30) has extended the 3rd joint (32), and described the 3rd joint (32) is provided with connecting hole (321).