CN1282054C

CN1282054C - Swivel bearing

Info

Publication number: CN1282054C
Application number: CN 03101895
Authority: CN
Inventors: 张金宝
Original assignee: Junbiao Co ltd
Current assignee: Junbiao Co ltd
Priority date: 2003-01-29
Filing date: 2003-01-29
Publication date: 2006-10-25
Anticipated expiration: 2023-01-29
Also published as: CN1521441A

Abstract

The invention discloses a rotary bearing, which mainly comprises: a base, a rotating mechanism, wherein the base is assembled on the first component, and is provided with a joint part, and the joint part is provided with a threaded hole for a screw to tightly press the joint part; the rotating mechanism is pivoted in the joint part of the seat body, and the rotating mechanism and the second component are mutually assembled; the rotating mechanism and the seat body are pivoted with each other, and the joint part is tightly pressed by a screw, so that the first member assembled on the seat body and the second member assembled on the rotating mechanism achieve the effects of positioning and relative rotation.

Description

Swivel bearing

Technical field

The present invention relates to a kind of bearing, particularly a kind of Swivel bearing.

Background technology

Fig. 1 to Fig. 3 shows the structure of traditional Swivel bearing 1, as shown in the figure: it consists predominantly of baffle plate 11, transposase 11 2, shell fragment 13, base 14, wherein offer open-work 111 on this baffle plate 11, and this open-work 111 can penetrate for screw 15, and a side of these baffle plate 11 peripheries is provided with stopper section 112; And this transposase 11 2 is provided with countercheck rod 123, and this countercheck rod 123 can with stopper section 112 clampings of baffle plate 11, and the both sides of this transposase 11 2 are provided with linking end 121 respectively, respectively offer open-work 122 on these linking ends 121, and this open-work 122 can for 16 groups of the pivoted poles that front end is provided with spiro union portion 161 establish with nut 17 interlockings, this pivoted pole 16 is provided with carrier 162, offers open-work 163 on this carrier 162, and this open-work 163 can supply 18 windings of second member; And offer open-work 143 on this base 14, and this open-work 143 can supply 19 windings of first member, this base 14 is provided with hollow circular cylinder 141, but and these hollow circular cylinder 141 ammunition feed sheets 13 and pad 131 sockets, offer threaded hole 142 on this hollow circular cylinder 141, and this threaded hole 142 can supply screw 15 interlockings.

When assembling, pass the open-work 163 of pivoted pole 16 and in the threaded hole 181 that screw lock is offered with screw 15 on second member 18, again screw 15 is passed the open-work 143 of base 14 and in the threaded hole 191 that screw lock is offered on first member 19, by the effect of shell fragment 13 and screw 15, be mounted on first member 19 on the base 14 and be mounted on second member 18 on the pivoted pole 16 in the location and the elasticity when relatively rotating to reach to adjust.

Above-mentioned traditional Swivel bearing 1, be when locating and relatively rotating, to control the assembly of its elasticity as it with shell fragment 13, yet, this shell fragment 13 is made with metal, therefore cause except being easy to generate distortion the effect of its shell fragment 13 reduces, more can because of shell fragment 13 surfaces and transposase 11 2, pad 131, base 14 mutually mutual friction be easy to generate corrosion and be difficult to rotation to cause first member 19 and second member 18.

In addition, announce in the 495130th at the Taiwan utility model patent, the article of a kind of " flat display apparatus and rotational structure thereof " have been disclosed, it consists predominantly of a flat-panel screens, a main frame, a swivel base, a pivot, a holder and a pair of elastic component, and wherein pivot is articulated in the connection side of flat-panel screens.Swivel base then articulates by pivot and flat-panel screens, and swivel base forms one first right cylinder, and the peripheral both sides of first right cylinder respectively comprise a groove and two grooves are relative.Holder then is fixed on the main frame, and the holder main body forms one second right cylinder, and second right cylinder comprises a through hole and two slots, through hole is formed at the second right cylinder central part, and through hole holds swivel base just, and slot also is formed on the through hole, and two slots are relative.All comprise a flange on the elastic component, and be contained in two slots.When swivel base turned to a fixed position in holder, then groove was contained in flange just, produced a location effect.

And the flange on the above-mentioned elastic component is to preset torsion with the circumference friction generation of swivel base, make swivel base after bestowing the torsion of definite value, could rotate, but, in flange on elastic component and the friction of the circumference of swivel base, flange on the elastic component is to be hard pressed state, have only at swivel base and in holder, turn to a fixed position, when groove is contained in flange just, this flange just returns back to original state, so this elastic component is easily when suffering oppression and cause elastic fatigue to reduce gradually along with the elastic fatigue of this elastic component to cause its locating effect.

And in above-mentioned traditional rotational structure, its shell fragment 13 and elastic component produce distortion or elastic fatigue can't use to cause it the time, keep in repair very difficultly, and maintenance still can produce distortion or elastic fatigue after good.

Summary of the invention

Fundamental purpose of the present invention provides a kind of Swivel bearing mechanism that adjusts first member and the torsion of second member when relatively rotating.

Secondary objective of the present invention provide a kind of first member and second member are done about Swivel bearing mechanism in relative rotation.

Above-mentioned purpose of the present invention is achieved in that a kind of Swivel bearing, comprising: a pedestal, be mounted on first member, and which is provided with the junction surface, and on this junction surface, offer threaded hole for this junction surface of screw packing; One rotating mechanism is articulated in the junction surface of pedestal, and this rotating mechanism and the mutual winding of second member; Articulate mutually by this rotating mechanism and pedestal, and via this junction surface of screw packing, be mounted on first member on the pedestal and be mounted on second member on the rotating mechanism in the location and the elasticity when relatively rotating with adjustment.

Characteristic on above-mentioned purpose of the present invention and structure thereof and the function will be illustrated according to preferred embodiment shown in the drawings.

Description of drawings

Fig. 1 is the perspective exploded view of traditional bearing;

Fig. 2 is the solid combination synoptic diagram of traditional bearing;

Fig. 3 is traditional perspective exploded view that is assembled on first member and second member;

Fig. 4 is a perspective exploded view of the present invention;

Fig. 5 is a three-dimensional combination synoptic diagram of the present invention;

Fig. 6 is the perspective exploded view of looking up of the present invention;

Fig. 7 is the solid combination synoptic diagram of looking up of the present invention;

Fig. 8 makes up synoptic diagram for the solid that the present invention is connected on first member and second member;

The section operation chart of Fig. 9 for being showed from Fig. 4 face line A-A;

The section operation chart of Figure 10 for being showed from Fig. 4 face line A-A;

Figure 11 is connected to three-dimensional combination operation synoptic diagram on first member and second member for the present invention;

Figure 12 is connected to three-dimensional combination operation synoptic diagram on first member and second member for the present invention.

Description of drawings: 1 Swivel bearing; 11 baffle plates; 111 open-works; 112 stopper sections; 12 swivel bases; 121 linking ends; 122 open-works; 123 countercheck rods; 13 shell fragments; 131 pads; 14 bases; 141 hollow circular cylinders; 142 threaded holes; 143 open-works; 15 screws; 16 pivoted poles; 161 spiro union portions; 162 carriers; 163 open-works; 17 nuts; 18 second members; 181 threaded holes; 19 first members; 191 threaded holes; 2 Swivel bearings; 21 pedestals; 211 junction surfaces; The 211a gap; 212 recesses; 213 threaded holes; 214 ccontaining perforations; 215 circle recesses; The 215a open-work; 216 gear-stopping bars; 22 rotating mechanisms; 221 baffle plates; The 221a threaded hole; The 221b projection; 222 accept body; The 222a threaded hole; 223 pivoted poles; 23 first members; 24 second members; 25 screws; 26 screws.

Embodiment

Referring to Fig. 4 to Fig. 8, as shown in the figure, Swivel bearing of the present invention consists predominantly of: pedestal 21 and rotating mechanism 22, wherein this pedestal 21 is mounted on first member 23, and this pedestal 21 is provided with junction surface 211 and this junction surface 211 torus symmetrical by two and in opposite directions to be formed, and offers recess 212, threaded hole 213 for this junction surface 211 of screw 25 packings on this junction surface 211; And offer ccontaining perforation 214 on this pedestal 21, offer round recess 215 on this ccontaining perforation 214, and offer open-work 215a on this circle recess 215, set firmly for gear-stopping bar 216.

And this rotating mechanism 22 by baffle plate 221, accept body 222, pivoted pole 223 is formed, wherein offer threaded hole 221a on this baffle plate 221, and this threaded hole 221a can supply screw 26 screw locks, this baffle plate 221 is provided with projection 221b, and when this baffle plate 221 is mounted on the round recess 215 of pedestal 21, this projection 221b can push up and terminate in gear-stopping bar 216, and this pivoted pole 223 is fixedly arranged on respectively and accepts on the body 222, and this pivoted pole 223 can articulate for second member 24.

When assembling, the accepting in the ccontaining perforation 214 that body 222 is arranged in pedestal 21 of pivoted pole 223 will be installed with, again baffle plate 221 is arranged in the round recess 215 of pedestal 21, in the threaded hole 222a that screw 26 screw locks are offered on accepting body 222 and the threaded hole 221a of baffle plate 221, be mounted on this pedestal 21 with baffle plate 221 so that be installed with the body 222 of accepting of pivoted pole 223, gear-stopping bar 216 is fixedly arranged in the open-work 215a of pedestal 21, again screw 25 is passed recess 212 screw locks in the threaded hole 213 at the junction surface 211 of pedestal 21, and this pivoted pole 223 and second member 24 articulate mutually, and this pedestal 21 and the 23 mutual windings of first member.

Referring to Fig. 9, when screw 25 these junction surfaces 211 of packing, this junction surface 211 promptly can make ccontaining perforation 214 also dwindle because of gap 211a dwindles, and being mounted on accepting between body 222 and the ccontaining perforation 214 in the ccontaining perforation 214 at the same time promptly becomes wringing fit.

Referring to Figure 10, when screw 25 unscrews this junction surface 211, this junction surface 211 promptly can make ccontaining perforation 214 also return back to previous status because of gap 211a returns back to previous status, and being mounted on accepting between body 222 and the ccontaining perforation 214 in the ccontaining perforation 214 at the same time promptly becomes cooperating under the normal condition.

Therefore, learn by above-mentioned, if desire makes second member 24 that is mounted on the pivoted pole 223 do relatively rotating of different elasticities with first member 23 on being mounted on pedestal 21, as long as set screw 25 can reach the effect of being wished to get, and after screw 25 is adjusted to suitable elasticity, first member 23 that is mounted on the pedestal 21 can be in any angle orientation with second member 24 that is mounted on the pivoted pole 223, (please cooperate and consult Figure 11 and Figure 12 till projection 221b top on the baffle plate 221 terminates in gear-stopping bar 216 until being arranged at, as shown in the figure, be schematic perspective view in relative rotation about first member 23 and second member 24 are done respectively).

So, Swivel bearing 2 of the present invention relatively rotates about first member 23 and second member 24 are done, and have and regulate first member 23 and second member 24 in the elasticity of doing when relatively rotating, and with traditional rotational structure in comparison, more effective when improving its shell fragment 13 and elastic component and producing distortion or elastic fatigue and can't use to cause it, the shortcoming that maintenance is difficult for very much.

The above only is preferable feasible embodiment of the present invention, and the variation that above-mentioned method, shape, structure, the device of all the present invention of utilization done all should be contained within protection scope of the present invention.

Claims

1. A rotary bearing, comprising:

The base is assembled on the first component, and a joint is provided on it, and a threaded hole is opened on the joint for the screw to tighten the joint;

a rotating mechanism pivotally connected to the joint portion of the seat body, and the rotating mechanism is assembled with the second component;

The rotation mechanism and the base are pivotally connected to each other, and the joint is tightened by screws to adjust the positioning and relative rotation of the first component assembled on the base and the second component assembled on the rotation mechanism. tightness.

2. The rotary bearing as claimed in claim 1, wherein a notch is formed on the joint portion for the screw to pass through.

3. The rotary bearing as claimed in claim 1, wherein the joint portion is composed of two symmetrical and facing toroids.

4. The rotary bearing as claimed in claim 1, wherein the rotating mechanism is composed of a baffle, a receiving body, and a pivot rod, and the baffle and the pivot rod are respectively assembled on the receiving body.