CN2510666Y

CN2510666Y - Adjustable section-free pivot

Info

Publication number: CN2510666Y
Application number: CN 01270458
Authority: CN
Inventors: 庄文彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-11-09
Filing date: 2001-11-09
Publication date: 2002-09-11
Anticipated expiration: 2011-11-09

Abstract

An adjustable pivot without sections comprises an inner shaft cylinder, an external shaft cylinder and an adjusting rod. The inner shaft cylinder is a rod body whose one end is provided with a cylinder-shaped pivot and the other end is provided with a fixing part. The external cylinder surface of the cylinder-shaped pivot is provided with a convex ring and is opened with at least one axial direction deficient groove. One end of an inner hole of the cylinder-shaped pivot is a section of a cone hole and the other end is a section of a screw hole. The external cylinder is a cylinder-shaped sleeve whose one end is provided with a fixing part and the hole which is near to the hole edge is provided with a ring groove. The adjusting rod comprises a prominent scalp, a screw section and a conical tail section and the rod body is provided with a straight groove through the whole rod. The inner shaft cylinder is a cylinder-shaped pivot which is directly inserted into the cylinder-shaped sleeve of the external shaft cylinder. The conical tail section of the adjusting rod is inserted into the cone hole of the inner shaft cylinder and the screw section is screwed in the screw hole of the inner shaft cylinder.

Description

Adjustable nothing section pivot

Technical field

The utility model relates to the electronic product casing member, particularly a kind of pivot that is used for Pivot component.

Background technique

As notebook computer and so on article, for ease of carrying use, it is little and in light weight all to make into volume, and is to meet characteristic thin, little and that weight is light and handy, is designed to comprise main frame body and keyboard base that constitutes and the loam cake two-part composition that comprises display screen and lid formation more.And this notebook computer is not using or when finishing state, its loam cake covers on its base more, surpasses 90 ° of suitable angles more than the angle at least and its loam cake upwards must be raised when using, and just can be convenient to manipulate and watch the screen that covers on this to show.Therefore, between this loam cake and base one lateral margin, need have there not to be section pivot or the load of hinge pivot knot.Yet, the employed nothing of notebook computer dealer section pivot or establish chain at present, some too simple and crude (as announcing case the 175877th, 237160, No. 357905), it is very short to cause insufficient strength, working life; Some is then because of too complexity and mechanism design very not proper (as case such as announcing the 264062nd, 282114,307391,375293,397321 and No. 390449), cause and when installing and using, be difficult for reaching due torsion, or, phenomenon such as promptly easily cause or the location is not certain loosening after repeatedly lifting repeatedly, covering usage operation; Especially, some pivot or hinge are when doing the action of flip notebook computer loam cake, and the situation that also has shake or irregularity takes place; Simultaneously, these pivots or hinge mostly system are designed to " fixed ", in case when loose or loosening phenomenon takes place, promptly must renew pivot or hinge, not have his way.So for a notebook computer user, only, promptly cause quite big inconvenience and puzzlement for the loam cake with a notebook computer lifts, covers usage operation, therefore normal and obliterate the notebook computer of a fine quality and be reluctant to buy use.

Summary of the invention

The purpose of this utility model aims to provide the adjustable nothing section pivot that a kind of notebook computer or other similar goods are used, its construction device is simple, number of components is few and it is simple, rapid to make, assemble, and closes and can finish the work of being assembled with direct pivot dress, spiral shell encapsulation; Be installed on loam cake and base chien shih time spent just like notebook computer, it is very smooth-going, stable and durable in use that action is lifted, covered in operation; Simultaneously, can adjust torsion again and remain fixed in certain value, be difficult for loose or produce loosening, obscission.

The purpose of this utility model is achieved in that

A kind of adjustable nothing section pivot is made up of an interior beam barrel, outer beam barrel and a regulating lever; Should interior beam barrel be to be provided with a tubular pivot by a body of rod one end, end be established fixing part formation in addition; Should outer beam barrel be by a cylindrical sleeve one end one fixing part to be set to constitute; It is characterized in that:

Beam barrel in being somebody's turn to do is shaped on a bulge loop in its tubular pin circle post surface, and has at least one axial short slot, and an end of its endoporus is one section taper hole, and end is one section screw in addition;

Should outer beam barrel, its cylindrical sleeve is set to a cylindrical blind hole, the nearly peritreme in this aperture place be provided with one and interior beam barrel on the circular groove that is complementary of bulge loop;

This regulating lever is the body of rod that is made of outstanding head end, a spiro rod section and a taper rear, is shaped on one and connects the straight trough of putting in order bar on this body of rod;

Should interior beam barrel be directly to insert in the cylindrical sleeve of this outer beam barrel with its tubular pivot; This regulating lever is gone into the taper hole of beam barrel in this with its taper rear plug-in mounting, in its spiro rod section is tightened in the screw of beam barrel.And

The outstanding head end of beam barrel is the hexagonal cylindricality in being somebody's turn to do;

The outstanding head end of beam barrel is polygon corner post shape in being somebody's turn to do;

The outstanding head end of beam barrel is have interior hexagonal counterbore cylindrical in being somebody's turn to do;

The outstanding head end of beam barrel is have the inner polygon counterbore cylindrical in being somebody's turn to do;

In this, further be provided with plural number circle oil guide slot on the external cylindrical surface of beam barrel.

Because beam barrel is shaped on a bulge loop in of the present utility model, and has at least one axial short slot, an end of its endoporus is one section taper hole, and end is one section screw in addition; Should outer beam barrel the nearly peritreme in its aperture place be provided with one and interior beam barrel on the circular groove that is complementary of bulge loop; This regulating lever is the body of rod that is made of outstanding head end, a spiro rod section and a taper rear, is shaped on one and connects the straight trough of putting in order bar on this body of rod; Should interior beam barrel be directly to insert in the cylindrical sleeve of this outer beam barrel with its tubular pivot; This regulating lever is gone into the taper hole of beam barrel in this with its taper rear plug-in mounting, in its spiro rod section is tightened in the screw of beam barrel.As long as the direct pivot of the tubular pivot of interior beam barrel is inserted in the cylindrical sleeve of outer beam barrel, in the tubular pivot of beam barrel 1, immediately accuse assembling and finish the adjustable nothing of the utility model section pivot in again the tapering axostylus axostyle and the screw rod of regulating lever directly being screwed togather, insert immediately.Assembling work is very simple, rapid; With a notebook computer or its mutually the loam cake of class article and base device in conjunction with the time, the lifting, cover when action of this loam cake of operation, very smooth-going, stable, and can be durable in use, its torsion can be adjusted again and remain fixed in certain value, is difficult for loose or produces loosening, obscission.

Description of drawings

Fig. 1 is a stereogram of the present utility model.

Fig. 2 is a longitdinal cross-section diagram of the present utility model.

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

Fig. 4 is another embodiment's stereogram of the present utility model.The piece number contrast:

Beam barrel 21 surface plates in 1

2 outer beam barrel 22 postholes

3 regulating levers, 23 grooves

4 fixed plates, the 30 regulating lever bodies of rod

10 bodies of rod, 31 gradient axostylus axostyles

11 tubular pivots, 32 screw rods

12 convexes, 33 prominent rings

13 oil guide slot, 34 postholes

14 prominent ring 35 hexagonals or four square ring bodies

15 axial short slot 35 ' the circular ring bodies

16 angularity hole sections, 36 hexagon postholes

17 screw sections, 37 short slots

20 cylindrical sleeves

Embodiment

As shown in Figure 1, 2, 3, form by interior beam barrel 1, one an outer beam barrel 2 and a regulating lever 3 devices for the adjustable nothing section of the utility model pivot;

Wherein: beam barrel 1 in this, be with the bar car more than the middle-carbon steel at least, mill and make, after the moulding again through carburizing or quenching heat treatment; System is a tubular pivot 11 by a body of rod 10 1 end turning, end milling is that an opposite side parallel convex 12 or milling are that a surface plate or a direct turning that is drilled with two above holes is that a screw rod or other similar fixing part constitute in addition, on these tubular pivot 11 surfaces, be shaped on a few oil guide slot 13 and a bulge loop 14, reach to mill at least and be provided with an axial short slot 15, (shown in Fig. 2,3) makes this tubular pivot 11 form a rubber-like cylindrical shell that can swell, dwindle; And end is that car is established a taper hole section 16 (as shown in Figure 2) one of in this tubular pivot 11, and other holds car to establish a screw section 17, for these regulating lever 3 usefulness of spiral shell.Should outer beam barrel 2 with cast iron or the bar car more than the middle-carbon steel, mill and make, after the moulding and need through quenching heat treatment;

Should be outer beam barrel system establish a surface plate 21 or by shape sleeve 20 1 end mills and be drilled with the fixing part that the surface plate in 2 above holes or direct car establish a screw rod and its phase class is set at least and constitute; In this cylindrical sleeve 20 car establish one with should in the tubular pivot 11 matched cylindrical blind holes 22 of beam barrel 1, and establish a circle groove 23 in the nearly peristoma place in this post hole 22 car, with with this in beam barrel 1 mutual pivot noose fashionable, can make the prominent ring 14 on the tubular pivot 11 of beam barrel 1 in this just can be embedded in this groove 23 unlikely generation separation, obscission.And this regulating lever 3 forms with the above bar of middle-carbon steel car system equally, still needs after the moulding through carburizing or quenching heat treatment;

This regulating lever is made of outstanding head end 33, a spiro rod section 32 and a taper rear 31, and establish the body of rod 30 that a head end 33 constitutes in these screw rod 32 terminal cars, this head end 33 is that millable is made as a hexagonal or tetragonal end 35, or only to the flat end of side milling, or be made as shown in Figure 4 be provided with the circular head end 35 of polygonal cylindricality counterbores such as hexagonal cylindricality counterbore 36 or four, pentagon in end face central authorities; On this regulating lever body of rod 30, multiple in its tapering axostylus axostyle 31, be drilled with a cylindrical blind hole 34 (showing in as Fig. 2) and mill and establish a short slot 37 that runs through whole strut members, make this body of rod 30 form the rubber-like body of rod that can swell, dwindle, in order to screwing in the tubular pivot 11 that screws togather and insert interior beam barrel 1.

Shown in Fig. 2,3, when the aforementioned adjustable nothing section pivot of the present utility model of Assembly, the tubular pivot 11 direct pivots that at first need only interior beam barrel 1 insert in the cylindrical sleeve 20 of outer beam barrel 2, in again the tapering axostylus axostyle 31 and the screw rod 32 of regulating lever 3 directly being screwed togather, insert immediately in the tubular pivot of beam barrel 1, immediately accuse assembling and finish the utility model notebook computer or its phase class article with adjustable nothing section pivot.It is very simple, rapid to do Assembly work; After finishing, the dress group adjusts suitable tightness as long as pull this regulating lever 3 with Wrench, can make beam barrel 1 in this tubular pivot 11 nationalitys itself swollen elastic stress and be subjected to the big elastic stress of support of the tapering axostylus axostyle 31 of this regulating lever 3, and can tightly hold in the cylindrical sleeve 20 of beam barrel 2 outside this, make in this beam barrel 1 with should outer beam barrel 2 when the relative rotation rotational action of generation, there is the loose or loosening phenomenon of unlikely generation in the torsion that promptly has certain value; Because the drum surface of the tubular pivot 11 of beam barrel 1 is provided with a few oil guide slot 13 in being somebody's turn to do, so when doing the work of aforementioned Assembly, can apply Huang or lubricant oil and behind the surface of this tubular pivot 11, do assembly working again, should do when rotation is rotated with outer beam barrel 2 by interior beam barrel 1 with order, very smooth-going, stable and durable in use; Simultaneously, because of on this tubular pivot 11 and in the cylindrical sleeve 20, correspondence is provided with a bulge loop 14 and a circular groove 23 again, so making mutual pivot cover in conjunction with after moving, promptly can not produce separation, obscission.Thereby, this is adjustable do not have section pivot can be in it surface plate 21 on convex 12 on beam barrel 1 or its phase class fixing part and its outer beam barrel 2 or its class fixing part mutually, the loam cake and the base of class article directly are fitted to each other mutually with a notebook computer or its respectively; Or, behind one fixed plate 4 of fixing device on the beam barrel in it 1 (shown in Fig. 2 imaginary line) or its phase class standing finish, again respectively with a notebook computer or its mutually the loam cake of class article and base device in conjunction with the time, lifting, covering when action at this loam cake of operation, very smooth-going, stable, and can be durable in use, its torsion can be adjusted again and remain fixed in certain value, is difficult for loose or produces loosening, obscission.

Claims

1, a kind of adjustable nothing section pivot is made up of an interior beam barrel, outer beam barrel and a regulating lever; Should interior beam barrel be to be provided with a tubular pivot by a body of rod one end, end be established fixing part formation in addition; Should outer beam barrel be by a cylindrical sleeve one end one fixing part to be set to constitute; It is characterized in that:

Should interior beam barrel be directly to insert in the cylindrical sleeve of this outer beam barrel with its tubular pivot; This regulating lever is gone into the taper hole of beam barrel in this with its taper rear plug-in mounting, in its spiro rod section is tightened in the screw of beam barrel.

2, by the described adjustable nothing section pivot of claim 1, it is characterized in that: outstanding head end of beam barrel is the hexagonal cylindricality in this.

3, by the described adjustable nothing section pivot of claim 1, it is characterized in that: outstanding head end of beam barrel is polygon corner post shape in this.

4, by the described adjustable nothing section pivot of claim 1, it is characterized in that: outstanding head end of beam barrel is have interior hexagonal counterbore cylindrical in this.

5, by the described adjustable nothing section pivot of claim 1, it is characterized in that: outstanding head end of beam barrel is have the inner polygon counterbore cylindrical in this.

6, by the described adjustable nothing section pivot of claim 1, it is characterized in that: in this, further be provided with plural number circle oil guide slot on the external cylindrical surface of beam barrel.