CN2194994Y

CN2194994Y - Rotary shaft of pocket machine

Info

Publication number: CN2194994Y
Application number: CN 94205932
Authority: CN
Inventors: 张恩忠
Original assignee: Inventec Corp
Current assignee: Inventec Corp
Priority date: 1994-03-26
Filing date: 1994-03-26
Publication date: 1995-04-19
Anticipated expiration: 2004-03-26

Abstract

The utility model relates to a rotary shaft of a pocket machine, comprising a first rotary shaft, a second rotary shaft, a pivoting unit and a cover body. The first rotary shaft is fixed and arranged on the main body of the pocket machine; the second rotary shaft is fixed and arranged on the cover body of the pocket machine; the pivoting unit is basically provided with a first shaft sleeve and a second shaft sleeve; the first shaft sleeve is metal materials; the second shaft sleeve is plastic material materials; when the cover body of the pocket machine is rotated and moved, the effects of positioning, damping and the sense of generating sections are achieved by making use of friction between the metal materials and the plastic material tool materials.

Description

Rotary shaft of pocket machine

The utility model is relevant for a kind of rotating shaft structure of hand held machine.

All need be equipped with rotating shaft with unlatching start between the lid of general hand held machine (as palmtop computer, computer or the like) and body as lid and body.And the elastic latch that traditional rotating shaft utilizes many plastic-steels to do, fix with on-slip as vicarious, produce the purpose of location when reaching lid and body closure or openness at specified angle, but this kind design has its disadvantages, such as, the trip modification causes location strength shakiness, and when rotating shaft, because friction will produce high-frequency sound between plastic cement, pass through the sympathetic response of rotating shaft overclad tubes again, can produce the constantly ear-piercing sound of tearing, and be along with the rotation of rotating shaft is constantly born, very unhappy when making machine use, thereby reduced the value of product.

In addition, a kind of body of hand held machine and the rotating shaft between lid, by the mutual interference fit of PIN and plastic cement hole, yet, though this kind rotating shaft structure is simple in structure, with low cost, but its working life is shorter, and when using, it constantly opens start, will make PIN and machinery compartment produce the phenomenon that stress is concentrated, make the easy stress of machine case concentrate and break, relative reduction the life-span of product.

At above-mentioned disappearance, the claimant is precedingly proposing " the rotating shaft structure of hand held machine " (hereinafter to be referred as female case) patent application, see also shown in Figure 1ly, this mother's case is characterised in that and comprises one first rotating shaft 1, one second rotating shaft 2, a hinged unit 3 and a cap 4; Wherein be provided with a perforation 10 in the middle of this first rotating shaft, these 11 peripheries of boring a hole form hexagonal configuration, these second rotating shaft, 2 centers then are provided with a putting chamber 20, these putting chamber 20 peripheries also form hexagonal configuration, and its central authorities are provided with a protruding pipe 23, and this hinged unit is provided with one first axle sleeve 30 basically, second axle sleeve 31, one damping fin 32 and a pivoted pole 33, this first axle sleeve 30 and pivoted pole 34 one-body molded making, its periphery then is provided with the hexagonal shape that matches with the perforation 10 periphery hexagonal shapes of aforementioned first rotating shaft 1, these second axle sleeve, 31 central authorities are provided with a perforation 311, damping fin 32 can be placed in this perforation 311, in addition, these second axle sleeve, 31 peripheries then are set as another hexagonal shape that matches with the hexagonal shape of putting chamber 20 peripheries of aforementioned second rotating shaft 2, in this way, pivoted pole 33 on this first axle sleeve 30 can be arranged in the perforation 311 of second axle sleeve 31, so, this first rotating shaft 1 is located on the body 50 of hand held machine 5, and this second rotating shaft 2 is fixedly arranged on lid 51, and hinged unit 3 is arranged in 2 of first rotating shaft 1 and second rotating shafts, and buckle on the scrobicular ring 332 of being located at pivoted pole 33 by a C type ring 331, in this way, when rotating the lid 51 of hand held machine 5, lid 50 is rotated with respect to body 50, and have the effect of location damping, and produce paragraph sense; Can solve the undesirable part of above-mentioned known rotating shaft.

But, the hinged unit 3 of this mother's case is by first axle sleeve 30, second axle sleeve 31, one damping fin 32 and pivoted pole 33 combine, on making, at first first axle sleeve, 30 periphery car systems must be formed hexagonal shape and one car system formation pivoted pole 33, and with shoot mode ejaculation damping fin 32, and with second axle sleeve, 31 periphery car systems formation hexagonal shape, and with central authorities' formation one perforation, more not convenient on making, and during its assembling, damping fin 32 must be placed in the perforation of second axle sleeve 31, again pivoted pole 33 is arranged in the perforation of second axle sleeve 31, because of, and it is comparatively loaded down with trivial details in assembling, therefore, it is being made, also not satisfactory in the assembling.

In view of this, this case inventor is this in keeping on improving, and the spirit that innovation breaks through is improved at undesirable part in the aforementioned manufacturing of female case, the assembling, and the improvement that the rotating shaft of creating the utility model hand held machine is constructed, to reach more practical in the actual use.

That is, main purpose of the present utility model is to provide a kind of rotating shaft of hand held machine to construct, and it is comparatively convenient in manufacturing, assembling, and reaches more practical in the actual use.

The utility model is characterised in that second axle sleeve signature that hinged unit is made with a plastic cement material ejection formation is fixed on first axle sleeve made from a metal material, when first axle sleeve and second axle sleeve are relatively rotated, by the friction between metal material and plastic cement tool material, and have the effect of location and damping, to reach the generation paragraph sense.

Therefore, the rotating shaft structure of the utility model hand held machine, it includes one first rotating shaft, one second rotating shaft, one hinged unit and a lid, this first rotating shaft is fixedly arranged on the body of hand held machine, and this second rotating shaft is fixedly arranged on the lid of hand held machine, this hinged unit is provided with one first axle sleeve and one second axle sleeve basically, this first axle sleeve is a metal material, its central authorities are provided with a putting chamber, make the one end form an opening surface, the other end forms a sealing surface, and extends an axostylus axostyle on this sealing surface, and this first axle sleeve is fastened in first rotating shaft, this second axle sleeve is a plastic cement material, the one end just can be given as security in the putting chamber that is fixed in the first axle sleeve central authorities, and the other end just can be fastened in second rotating shaft, and this cap just can be covered in first rotating shaft, when rotating the lid of hand held machine, lid is rotated with respect to body, and have the location, the situation of damping is to reach the effect that produces paragraph sense.

Now lift a preferred embodiment conjunction with figs. and be described as follows, with enable to this create more deep concrete understanding.

Fig. 1 is the exploded view of female case one preferred embodiment.

Fig. 2 is the exploded view of the utility model one preferred embodiment.

Fig. 3 is the utility model one preferred embodiment assembled sectional view.

See also shown in Fig. 2,3, the exploded view of their the utility model one preferred embodiment, it comprises one first rotating shaft 5, one second rotating shaft 6, a hinged unit 7 and a cap 8.

Be formed with a perforation 50 in the middle of this first rotating shaft 5, these 50 peripheries of boring a hole are provided with a fastening part 51, and this fastening part 51 forms hexagonal configuration at perforation 50 peripheries in the present embodiment.

These second rotating shaft, 6 centers are provided with a putting chamber 60, also are provided with a fastening part 61 in this putting chamber 60, and this fastening part 61 ties up to the formation hexagonal configuration of putting chamber 60, and are provided with a perforation 62 in this putting chamber 60, and are extended with a protruding pipe 66 to the one side in this perforation 62.

This hinged unit 7 is provided with one first axle sleeve 70 and one second axle sleeve 71 basically, this first axle sleeve 70 is made for metal material, its central authorities are provided with a putting chamber 701, make the one end form an opening surface 702, the other end forms a sealing surface 703, and on this sealing surface 703, extend an axostylus axostyle 704, these axostylus axostyle 704 front ends are formed with a scrobicular ring 705, these first axle sleeve, 70 peripheries are the hexagon that cooperates with the hexagonal configuration of aforementioned second rotating shaft, 6 putting chambers 60 in addition, this first axle sleeve 70 just can be inserted in the putting chamber 60 of second rotating shaft 6, and be fastened, and this axostylus axostyle 704 just is arranged in protruding pipe 63, and with a C type ring 64 chucks on the scrobicular ring 705 of axostylus axostyle 704, make first axle sleeve 70 and second rotating shaft 6 fixing.In addition, this second axle sleeve 71 is made for the plastic cement material ejection formation, the one end also forms another hexagonal shape that cooperates with the hexagonal configuration of aforementioned first rotating shaft 5, make on the fastening part 51 of its perforation that can be fastened in aforementioned first rotating shaft 5 50, the other end then forms a nose bar 711, this just can clamp-on in the putting chamber 701 of first axle sleeve 70 this nose bar 711, makes the rotation that first axle sleeve 70 and second axle sleeve 71 can be relative.

It is protruding 80 that these cap 8 its peripheries convex with two cards, and protruding 80 leading edges of this card are provided with the stuck point 81 of outside protrusion, and this cap 8 can be fastened on the inwall shrinkage pool of perforation 50 of first rotating shaft 5, and cap 8 is covered in first rotating shaft 5.

Mat tectonic association as above, at first first axle sleeve 70 with hinged unit 7 is stuck on the fastening part 61 of second rotating shaft 6, and by the scrobicular ring of the axostylus axostyle 704 of C type ring 64 sheathed first axle sleeves 70 705 on, first axle sleeve 70 and second rotating shaft 6 are fixed with each other.Then the nose bar 711 of second axle sleeve 71 of hinged unit 7 is given as security and clamp-oned in the putting chamber 701 of first axle sleeve 70, at this moment, this second axle sleeve 71 will be fastened on the fastening part 51 of first rotating shaft 5, so, when rotating second rotating shaft 6, first axle sleeve 70 will be rotated with respect to second axle sleeve 71, and produce the effect that pivots, in addition, because the nose bar 711 of this second axle sleeve 71 is made for plastic cement material, therefore, when first axle sleeve 70 rotates with respect to second axle sleeve 71, the effect of damping location will be produced.

So, first rotating shaft 5 is arranged on the body of hand held machine, and second rotating shaft 6 is arranged on the lid of hand held machine, when rotating the lid of hand held machine, lid is rotated with respect to body, and have the situation of location, damping, to reach the effect that produces paragraph sense.

Therefore, the rotating shaft structure of the utility model hand held machine, second axle sleeve 71 of this hinged unit 7 is a plastic rubber ejaculate molding, comparatively convenient on making, and when itself and first axle sleeve 70 are assembled, only its nose bar 711 must be pressed into wearing in the putting chamber 701 of first axle sleeve 70 and get final product, it is more convenient in assembling.

In sum, the rotating shaft structure of the utility model hand held machine, it really can reach the purpose and the effect of invention, really to meet the relevant important document of novel patent, and same structure design public use is not arranged or see publication, also the important documents such as novelty, practicability and progressive to meet utility model patent hence propose patent application in accordance with the law.

But the above-mentioned accompanying drawing that discloses, explanation only are the preferable enforcement of this creation, are familiar with this skill personage generally, its modification or the equivalence done according to this case spirit category change, must comprise in this case claim.

Claims

1, a kind of rotating shaft of hand held machine, it is assemblied between the lid and body of hand held machine, it is characterized in that, includes:

One first rotating shaft, it is located on the aforementioned body, is formed with a perforation in the middle of it, and this perforation periphery is provided with a fastening part;

One second rotating shaft, it is located on the aforementioned lid, and its center is provided with a putting chamber, then is provided with a fastening part in this putting chamber;

One hinged unit, it is provided with one first axle sleeve and one second axle sleeve basically, this first axle sleeve is a metal material, its central authorities are provided with a putting chamber, make the one end form an opening surface, the other end forms a sealing surface, and on this sealing surface, extend an axostylus axostyle, and this first axle sleeve system is fastened on the fastening part of perforation of aforementioned first rotating shaft, this second axle sleeve is a plastic cement material, the one end just can be arranged in the putting chamber of the first axle sleeve central authorities, and the other end just can be fastened on the fastening part of putting chamber of aforementioned second rotating shaft; And

One cap, it just can be covered in first rotating shaft.

2, the rotating shaft of hand held machine as claimed in claim 1, the putting chamber center that it is characterized in that wherein this second rotating shaft can be provided with a perforation, be formed with a protruding pipe that protrudes out to the one side in this perforation, and the first axle sleeve axostylus axostyle of this hinged unit just can pass this protruding pipe, and which is provided with a scrobicular ring, can by a C type latch closure on this scrobicular ring, first axle sleeve can be stable in second rotating shaft.