CN201062630Y

CN201062630Y - Leak-proof cap for rotation shaft

Info

Publication number: CN201062630Y
Application number: CNU2007201551134U
Authority: CN
Inventors: 陈晓婷
Original assignee: Jarllytec Co Ltd
Current assignee: Jarllytec Co Ltd
Priority date: 2007-07-04
Filing date: 2007-07-04
Publication date: 2008-05-21
Anticipated expiration: 2017-07-04

Abstract

The utility model relates to an anti-oil leakage shaft cover used for a rotating shaft, which is a wrapping body. A pair of elastically retractable clamping wings is arranged on the both sides of the wrapping body for clamping and wrapping any component liable to oil leakage in the rotating shaft, so that the lubricating oil of the component does not leak out.

Description

The anti-leakage of oil shaft-cup that is used for rotating shaft

Technical field

The utility model is a kind of anti-leakage of oil shaft-cup, refers to a kind of anti-leakage of oil shaft-cup that is used for rotating shaft especially.

Background technique

Use by us and to close occasion as lifting of relative angle between two objects finding is arranged more, with modal door-plate arround the life, be an example, and this kind need tool lifts and closes, that is be the article of operable state NOT-AND operation state by raising or covering, also have no lack of precedents, as portable computer, e-dictionary and portable video-audio playing device ... Deng, be our known electronic product.

This device of adjusting relative angle, usually form via hinge, when the occasion that is used for aforementioned portable computer, then we practise and claim that this device is rotating shaft or pivot, no matter be rotating shaft or pivot, all are utilizations for torsion or frictional force principle, basically, be on two objects, be respectively equipped with the interference component (engagementassembly) that can interfere each other, for example friction member or cam member are again by therebetween mutual interference and be to lift the location of closing.

The right operation speech that just lifts the compound product in lifting the process of closing, especially is transformed into the moment of kinetic friction by static friction, normal because of the lack of lubrication between interference component, and cause the situation of pause point to take place, this measure, remove and to make the operator feel bad, and reduce the working life of these interference components.Generally speaking, on the whole the lubrication system of interference component in the turning shaft structure is at these interference components, such as opening most oil storage holes or spirality oil storage tank on friction plate or the axostylus axostyle, so that the ccontaining lubricant oil of these holes or groove.Though right this kind lubrication system can provide lubrication effect, can't prevent that but radial friction formula rotating shaft (series type rotating shaft) is under rotary manipulation repeatedly, often make lubricant oil run off because of drippage, and then produce dry and astringent phenomenon, this measure, often cause the excessive abrasion of friction member and/or interference component, really a difficult problem of demanding urgently overcoming for relevant dealer.

In view of this, this creation claimant this in the experience of being engaged in rotating shaft design and production and marketing for many years, concentrate on studies, take off the friction member of radial friction formula rotating shaft and/or many shortcomings that interference component can't stop lubricant oil to leak outside before hoping improvement, phase can be given the coating via an axle sleeve of the friction member of rotating shaft and/or interference component, thereby provide by to avoid the leakage of lubricant oil, and increase working life of these friction members and/or interference component, and effectively eliminate different sound, through experiment and test repeatedly, and then develop and " the anti-leakage of oil shaft-cup that is used for rotating shaft " of the present utility model.

The model utility content

The purpose of this utility model is, a kind of anti-leakage of oil shaft-cup that is used for rotating shaft is provided, and it can avoid the leakage of lubricant oil, and increases the working life of these friction members and/or interference component, and effectively eliminates the advantage of different sound.

For reaching above-mentioned purpose, the utility model provides a kind of anti-leakage of oil shaft-cup that is used for rotating shaft, it is characterized in that, it is to be a covering material, and its both sides have the folder wing of a pair of elastic telescopic, and this folder wing clamping also is coated on the assembly of this rotating shaft meeting leakage of oil.

A kind of anti-leakage of oil shaft-cup that is used for rotating shaft that the utility model provides, wherein this shaft-cup is by tinsel punching press and bending and moulding.

A kind of anti-leakage of oil shaft-cup that is used for rotating shaft that the utility model provides, wherein this shaft-cup is one-body molded by the plastics ejaculation.

A kind of anti-leakage of oil shaft-cup that is used for rotating shaft that the utility model provides, wherein this covering material is a circular arc.

A kind of anti-leakage of oil shaft-cup that is used for rotating shaft that the utility model provides, wherein this is vertically offered the folder wing surface and a pair ofly is snapped in rotating shaft and fixing draw-in groove.

The beneficial effects of the utility model are:

The anti-leakage of oil shaft-cup that is used for rotating shaft of the present utility model, it can avoid the leakage of lubricant oil, and increases the working life of these friction members and/or interference component, and effectively eliminates the advantage of different sound.

Description of drawings

For the effect that makes the convenient simple and direct understanding further feature content of the present utility model of auditor and advantage and reached can more manifest, below in conjunction with embodiment and accompanying drawing describe in detail as after, wherein:

Fig. 1 is the stereogram of the utility model shaft-cup;

Fig. 2 is used for the three-dimensional exploded view of rotating shaft for the utility model shaft-cup;

Fig. 3 is used for the three-dimensional exploded view at another visual angle of rotating shaft for the utility model shaft-cup;

Fig. 4 is the stereogram after the utility model rotating shaft group is stood;

Fig. 5 is installed in the stereogram of rotating shaft for the utility model shaft-cup;

Fig. 6 a and Fig. 6 b are preceding, the sectional side view after the utility model shaft-cup and rotating shaft group are stood.

Embodiment

As shown in Figure 1, basically, anti-leakage of oil shaft-cup 1 of the present utility model is the covering material 11 for a circular arc, and its both sides have the folder wing 12 of a pair of convergent, make this shaft-cup 1 have flexible elasticity, but so that clamping and coat the friction member and/or the interference component of rotating shaft.Therefore, this shaft-cup 1 can be by tinsel punching press and bending and moulding, only not as limit, its can also the plastics ejection formation for it.Especially, for avoid this shaft-cup be installed in rotating shaft may cause endwisely slip, be the folder wing 12 surface longitudinals are offered a pair of draw-in groove 13 in this so that be snapped in a fixing-assembly, the frame face 31 of support 3 for example.

See also Fig. 2 and Fig. 3, this rotating shaft is by a pivot 2, one supports 3, one interference components 4, at least one elastomer 5, and an end sealing 6 combines.

Wherein, this pivot 2 is a body of rod, and it axially has an axostylus axostyle 2

1 and one convergence part 22 constitutes, and this axostylus axostyle 21 is support 3, interference component 4, at least one elastomers 5 of chatting after passing through, makes its free-ended adapter section 211, and it is to combine with end sealing 6.

Convergence part 22 then with article, the driving piece 23 intercalation combinations that for example are connected with a cover body part, as shown in the figure, it is to connect post 221 for what a tool milled face, connects hole 231 with what directly be intercalated in this driving piece 23, and this pivot 2 is rotated via the drive of cover body part and driving piece 23, this driving piece 23 is opened at least one bar hole 232, with known lock firmware, after for example screw passes through, and be locked in cover body part.

Support 3 is a support body, it uprightly opens wholeheartedly hole 311 to frame sheet 31, pass through for axostylus axostyle 21, these heart hole 311 peripheries are opened the oil storage hole 313 of a tongue-and-groove 312 and most circular array, for a friction member, for example a conjunction 8 intercalations and location make this conjunction 8 be fixedly arranged on support 3 one sides, and insert and put at least one friction plate 7.In addition, this support 3 is provided with a joining portion 32 in addition, and it is to be fixed in another article, main part for example, and as shown in the figure, this joining portion 32 is for a tool mills face or polygonal embedding post 321, fixes in order to being intercalated in the default hole of article.

Interference component 4 is to be docked with a revolving part 42 by a fixed block 41 to form, is provided with between the two to be the protuberance that is oppositely arranged and the interference structure of recess, and relative bonding.Wherein, this fixed block 41 is axially offered an open-work 411 and a perforation 421 respectively with revolving part 42, pass through to supply axostylus axostyle 21 respectively, and this revolving part 42 can be with axostylus axostyle 21 synchronous start.Moreover outer, staggered at least one wedge-shaped blocks 412 and at least one wedge slot 422 of being provided with of inner ring on this fixed block 41 and revolving part 42 mating faces are to be the joint shape in this two assembly of operating state not.

As shown in the figure, this fixed block 41 is to be fixedly arranged on support 3 one sides, for example extension 413 side direction projections, the one prominent tenon 414 of these fixed block 41 bottoms is intercalated in aforesaid tongue-and-groove 312, and the mortise 82 of the conjunction of chatting after perhaps being intercalated in 8 makes this fixed block 41 be maintained fixed state.

Elastomer 5 is to be socketed on axostylus axostyle 21, and this revolving part 42 can be moved axially at axostylus axostyle 21.When this elastomer 5 is implemented, as shown in the figure, be with dish-shaped shell fragment for it, only not as limit, it also must also can obtain same effect for waveform splinter or spring.

End sealing 6 is the adapter sections 211 that are incorporated into axostylus axostyle 21, in order to take off each assembly before the standard, it is unlikelyly deviate from by axostylus axostyle 21.This end sealing 6 is to be an anticreep nut when implementing.

Friction plate 7 is to be lamellar body, and it is the heart hole 311 that is adjacent to frame sheet 31, and is to pass through for axostylus axostyle 21, makes its interlock thereupon, so that this friction plate 7 forms frictional force with the contact position of support 3 and conjunction 8 respectively.And being adjacent to pivot 2 one sides, this sheet 31 is respectively equipped with a friction member, for example a pad 9 and a friction plate 7, wherein this pad 9 rotates synchronously with axostylus axostyle 21, for the lubricated of friction plate 7 and conjunction 8, frame sheet 31 and pad 9 is provided, so its surface also offers most oil storage holes 71.

Conjunction 8 is to pass through for axostylus axostyle 21, its corresponding to tongue-and-groove 312 position side of frame sheet 31 to projection one plug tenon 81, so that be intercalated in this tongue-and-groove 312.In addition, this conjunction 8 is offered a mortise 82, supplies the socket of the prominent tenon 414 of these fixed block 41 bottoms.

After rotating shaft group of the present utility model is upright as shown in Figure 4, make it have the leakproof functional oil as desire, only need this shaft-cup 1 socket and be coated on the friction member of this rotating shaft, for example friction plate 7, conjunction 8, frame sheet 31, with pad 9, and interference component 4 outside, and for to prevent moving axially of this shaft-cup 1, be with, the draw-in groove 13 of this two fin 12 is intercalated in the frame sheet 31 of this support 3, make this rotating shaft as shown in Figure 5, it is respectively smeared, the member of storage or ccontaining lubricant oil and assembly are this shaft-cup 1 and coat, and make this rotating shaft when test or rotation, lubricant oil is difficult for leaking outside, even if leaking outside slightly also coated by this shaft-cup 1, make naked eyes can't see feel.

So, via enforcement of the present utility model, it is to coat all sidedly with the friction member and/or the interference component of a shaft-cup with rotating shaft, make the lubricant oil between this friction member and/or interference component can reside in the shaft-cup, and unlikely leaking outside so this friction member and/or the sufficient lubrication effect of interference component can be provided, makes its not reason leakage of oil and cause dry and astringent, thereby increase the working life of these assemblies, really a big good structure for doing and see before the ware.

That the utility model disclosed is a kind of of preferred embodiment, the change of every part or modification and come from technological thought of the present utility model and be have the knack of this technology the people was easy to know by inference, all do not take off patent right category of the present utility model.

Claims

1. an anti-leakage of oil shaft-cup that is used for rotating shaft is characterized in that, it is to be a covering material, and its both sides have the folder wing of a pair of elastic telescopic, and this folder wing clamping also is coated on the assembly of this rotating shaft meeting leakage of oil.

2. the anti-leakage of oil shaft-cup that is used for rotating shaft as claimed in claim 1 is characterized in that, wherein this shaft-cup is by tinsel punching press and bending and moulding.

3. the anti-leakage of oil shaft-cup that is used for rotating shaft as claimed in claim 1 is characterized in that, wherein this shaft-cup is one-body molded by the plastics ejaculation.

4. the anti-leakage of oil shaft-cup that is used for rotating shaft as claimed in claim 1 is characterized in that wherein this covering material is a circular arc.

5. the anti-leakage of oil shaft-cup that is used for rotating shaft as claimed in claim 1 is characterized in that, wherein this is vertically offered the folder wing surface and a pair ofly is snapped in rotating shaft and fixing draw-in groove.