CN1521441A

CN1521441A - Swivel bearing

Info

Publication number: CN1521441A
Application number: CNA031018955A
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: 2004-08-18
Anticipated expiration: 2023-01-29
Also published as: CN1282054C

Abstract

The invention discloses a swivel bearing with mainly comprises of a seat member and a rotating mechanism, wherein the seat member is arranged on the first structural part and is provided with a coupling portion, a plurality of screw holes are arranged on the coupling portion for pressing the screw locking assembly onto the coupling portion, the rotating mechanism is pivoted into the coupling portion of the seat member, and the rotating mechanism is combined with the second structural part.

Description

Swivel bearing

Technical field

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

Background technique

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 lock module 15, and a side of these baffle plate 11 peripheries is provided with blocked part 112; And this transposase 11 2 is provided with countercheck rod 123, and this countercheck rod 123 can with blocked part 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 screw 142 on this hollow circular cylinder 141, and this screw 142 can supply screw lock module 15 interlockings.

When assembling, pass the open-work 163 of pivoted pole 16 and in the screw 181 that screw lock is offered with screw lock module 182 on second member 18, again screw lock module 192 is passed the open-work 143 of base 14 and in the screw 191 that screw lock is offered on first member 19, by the effect of shell fragment 13 and screw lock module 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 computer main, a swivel base, a pivot, a fixed base and a pair of resilient member, 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 cylindrical body, and the peripheral both sides of first cylindrical body respectively comprise a groove and two grooves are relative.Fixed base then is fixed on the computer main, and the fixed base main body forms one second cylindrical body, and second cylindrical body comprises a through hole and two slots, through hole is formed at the second cylindrical body central position, 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 resilient member, and be contained in two slots.When swivel base turned to a fixed position in fixed base, then groove was contained in flange just, produced a location effect.

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

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

Summary of the invention

Main 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 joining portion, and on this joining portion, offer screw for this joining portion of screw lock module packing; One rotating machinery is articulated in the joining portion of pedestal, and this rotating machinery and the mutual winding of second member; Articulate mutually by this rotating machinery and pedestal, and via this joining portion of screw lock module packing, be mounted on first member on the pedestal and be mounted on second member on the rotating machinery 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 schematic representation 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 schematic representation of the present invention;

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

Fig. 7 is the solid combination schematic representation of looking up of the present invention;

Fig. 8 makes up schematic representation 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 combined operation schematic representation on first member and second member for the present invention;

Figure 12 is connected to three-dimensional combined operation schematic representation on first member and second member for the present invention.

Description of drawings: 1 Swivel bearing; 11 baffle plates; 111 open-works; 112 blocked parts; 12 swivel bases; 121 linking ends; 122 open-works; 123 countercheck rods; 13 shell fragments; 131 pads; 14 bases; 141 hollow circular cylinders; 142 screws; 143 open-works; 15 screw lock module; 16 pivoted poles; 161 spiro union portions; 162 carriers; 163 open-works; 17 nuts; 18 second members; 181 screws; 182 screw lock module; 19 first members; 191 screws; 192 screw lock module; 2 Swivel bearings; 21 pedestals; 211 joining portion; The 211a gap; 212 recesses; 213 screws; 214 ccontaining perforations; 215 circle recesses; The 215a open-work; 216 gear-stopping bars; 22 rotating machinerys; 221 baffle plates; The 221a screw; The 221b projection; 222 accept body; The 222a screw; 223 pivoted poles; 23 first members; 24 second members; 25 screw lock module; 26 screw lock module.

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 machinery 22, wherein this pedestal 21 is mounted on first member 23, and this pedestal 21 is provided with joining portion 211 and this joining portion 211 cirque body symmetrical by two and in opposite directions to be formed, and offers recess 212, screw 213 for this joining portion 211 of screw lock module 25 packings on this joining portion 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 machinery 22 by baffle plate 221, accept body 222, pivoted pole 223 is formed, wherein offer screw 221a on this baffle plate 221, and this screw 221a can supply screw lock module 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 screw 222a that screw lock module 26 screw locks are offered on accepting body 222 and the screw 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 open-work 21 5a of pedestal 21, again screw lock module 25 is passed recess 212 screw locks in the screw 213 at the joining portion 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 lock module 25 these joining portion 211 of packing, this joining portion 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 drive fit.

Referring to Figure 10, when screw lock module 25 unscrews this joining portion 211, this joining portion 211 promptly can make ccontaining perforation 214 also return back to previous condition because of gap 211a returns back to previous condition, 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 state.

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, can reach the effect of being wished to get as long as regulate screw lock module 25, and after screw lock module 25 is adjusted to suitable elasticity, first member 23 that is mounted on the pedestal 21 can be in any angular positioning 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 resilient member and producing distortion or elastic fatique 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 kind of Swivel bearing comprises:

One pedestal is mounted on first member, which is provided with the joining portion, and offers screw for this joining portion of screw lock module packing on this joining portion;

One rotating machinery is articulated in the joining portion of pedestal, and this rotating machinery and the mutual winding of second member;

Articulate mutually by this rotating machinery and pedestal, and via this joining portion of screw lock module packing, be mounted on first member on the pedestal and be mounted on second member on the rotating machinery in the location and the elasticity when relatively rotating with adjustment.

2, Swivel bearing as claimed in claim 1 wherein offers recess on this joining portion, wears for screw lock module.

3, Swivel bearing as claimed in claim 1, wherein this joining portion cirque body symmetrical by two and in opposite directions is formed.

4, Swivel bearing as claimed in claim 1, wherein this rotating machinery by baffle plate, accept body, pivoted pole is formed, and this baffle plate, pivoted pole are mounted on respectively and accept on the body.