CN109953534A

CN109953534A - A kind of suspension computer chair

Info

Publication number: CN109953534A
Application number: CN201711500196.0A
Authority: CN
Inventors: 孔妍蓉
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-26
Filing date: 2017-12-26
Publication date: 2019-07-02

Abstract

A kind of suspension computer chair is not consumed energy using the hanging positioning of the magnetic levitation technology ingenious rotating part for realizing chair and fixed part, and height is easy to adjust, and rotation is more flexible, noiseless never wornout, is a kind of ideal chair.

Description

A kind of suspension computer chair

Technical field

The present invention relates to a kind of computer office, the chair that liftable is adjusted and is freely rotated, i.e., a kind of suspension computer Chair.

Background technique

So far, the swivel chair that people's computer office uses, some just buy that using effect is good, and the up time is slightly longer It just will appear height and adjust and rotate inflexible phenomenon, some, which there is also to break from turned position, to be caused to scrap, and uses screw rod That opens drop will appear people can rotate and take file or movement, and the height that is seated will slowly reduce while there are also what is do not rotated to show As keeping user inconvenient.

Summary of the invention

To overcome the above deficiency, the present invention is gone up and down using screw rod, is positioned with elastic force fastening screw, and magnetic suspension rotates part It is excessive with fixed part, keep rotation very flexibly never wornout, it is new regardless of what is just bought, or rotation old after long-time service Flexibility ratio all will not be impacted, and no abrasion is noiseless.

The present invention is by rotating part, magnetic suspension assembly, lifting screw, pedestal, four part of elastic force top-fastening rod composition thus.Its Middle rotating part is the part for sitting people on top, main structure and commercially available identical, the difference is that, lower surface has one section Cylindrical drum, cylinder is interior to be fastened with magnetic suspension assembly housing, and magnetic suspension assembly inner core cover and lifting screw upper end fasten, under lifting screw End is long screw thread, can screw in the nut of pedestal upper end, pass through the elastic force top-fastening rod stop limit of side.Understructure and commercially available Computer swivel chair base it is identical, pedestal column can make of tube material, and upper end is welded with one or two spiral shell matched with lifting screw Line, if the nut nut want it is thick a bit, if with two nuts two nuts can Bao Yidian, but two nuts will have centainly Distance, in this way when elevating lever screw in after, seat people will not longitudinal oscillation, pedestal column can also directly be processed integral mating with elevating lever Nut, thus without another weldering nut, there is a threaded hole in pedestal column side, has an elastic force top-fastening rod only solid in the hole Fixed, elastic force top-fastening rod is smooth straight-bar of the one end with flat round piece, and flat round piece another side has center to have a conicle, wears one in straight-bar After being then passed through the porose nut in center using the spring that compressive deformation generates elastic force, it is packed at pedestal column screw hole together, flat round piece The conicle of another side is withstood on elevating lever, prevents elevating lever from rotating.

Magnetic suspension assembly is made of housing, outer ring fastening retaining ring, inner ring, inner core fastening retaining ring.Wherein outer ring and inner ring are By the different ferromagnetism magnet rings done by neodymium, iron, boron of multiple inner diameter sizes, the mutually exclusive positioning of homonymous magnetic pole, outer ring dress are utilized In housing, interior snare is on interior core, respectively with outer ring fastening retaining ring, inner core fastening retaining ring positioning.Outer ring is there are two types of outer diameter, and one Kind is large diameter outer ring, one is small internal diameter inner rings, but their outer diameters are identical；Also there are two types of outer diameters for inner ring, and one is big outer diameters Inner ring, one is small internal diameter inner rings, and the outer diameter 6mm smaller than the diameter of matched large diameter outer ring of big outer diameter inner ring is left The right side, the outer diameter of small outer diameter inner ring also than strength in matched small internal diameter outer ring small 6mm, these matched outer rings, inner ring interval It is mating mutually embedding.In addition, be outside inner ring S extremely in be the pole N, matched outer ring, interior be S is outside extremely the pole N.It can also be, outside inner ring For S extremely in be the pole N, be matched the outer ring in N it is extremely outer be the pole S, be mutually located afterwards using the repulsion of homonymous magnetic pole mating Vacantly, and it can be freely rotated without friction and not move axially.

Through the above structure as can be seen that rotating part is connect with fixed part by magnetic suspension assembly, rotate very clever Living, noiseless and never wornout, using effect is fine.

Attached drawing drawing explanation

Attached drawing 1 is appearance overall structure diagram of the present invention.

Attached drawing 2 is magnetic suspension assembly half section structure diagram of the present invention.

In the accompanying drawings, 1 chair body, 2 chair body cylinders, 3 top-fastening rods, 4 pedestal columns, 5 pedestal bodies, 6 housings, 7 small internal diameter outer rings, 8 is big Internal diameter outer ring, 9 outer rings fasten retaining ring, 10 inner cores, 11 small outer diameter inner rings, 12 big outer diameter inner rings, 13 inner rings fastening retaining ring, 14 liftings Screw rod, 15 inner core fastening nuts.

Specific embodiment

Now in conjunction with Detailed description of the invention specific implementation process of the invention.The present invention is by chair body 1, chair body cylinder 2, top-fastening rod 3, pedestal Column 4, pedestal body 5, housing 6, small internal diameter outer ring 7, large diameter outer ring 8, outer ring fastening retaining ring 9, inner core 10, small outer diameter inner ring 11, The compositions such as big outer diameter inner ring 12, inner ring fastening retaining ring 13, lifting screw 14, inner core fastening nut 15.Rotating part by chair body 1, Chair body cylinder 2 forms.Chair body 1 is identical with commercially available chair, and chair body cylinder 2 is fixed or is bonded or welded in 1 lower surface centre bit of chair body The metal tube or plastic tube set have in pipe through the fixed magnetic suspension assembly of side puller bolt.Pedestal is by 4 pedestal body 5 of pedestal column Composition, pedestal body 5 and commercially available consistent, pedestal body 5 with it is commercially available consistent, pedestal column 4 is made by steel pipe, passes through screw thread or bolt It is fixed with pedestal body 5, have the matched screw thread of lifting screw 14 in the steel pipe of pedestal column 4, pedestal column 4 can also be made of steel pipe in without Screw thread, but it is welded with nut matched with lifting screw 4 in upper surface, make to be threaded in or out in lifting screw 14, adjusts chair Highly.There is a threaded hole appropriate in the threaded side nearby of pedestal column 4, is packed into this hole by the porose lag bolt in a center The spring top clamping bar 3 of elastic force is generated with compressive deformation, top-fastening rod 3 is the metal thin bar that there is disk in an end face, and disc diameter is than thin Bar and spring diameter are bigger, but smaller than side screwhole diameter, and disk another side is cone, just solid by spring force after assembly The cone of on piece withstands that lifting screw 4 is unlikely to make its rotation, and when need to rotate lifting screw 14, being firmly pulled outwardly top-fastening rod 3 makes to bore Body is far from lifting screw 14, and at this moment lifting screw 14 can be rotated, and the height of chair is i.e. adjustable.Lifting screw 14 can use metal It is made into longer screw shaped, there are two steps for upper end end, and what second step was embedding herein is magnetic suspension assembly inner core 10, inner core 10, by 14 upper end screw thread of first step and lifting screw, utilize bolt fastening.Magnetic suspension assembly is by housing 6, small internal diameter The outer ring magnet ring that outer ring 7, large diameter outer ring 8 are constituted, outer ring fasten retaining ring 9, inner core 10, small outer diameter inner ring 11, big outer diameter inner ring The 12 inner ring magnet rings constituted, inner ring fasten retaining ring 13 and form.Housing 6 and the aluminium alloy of inner core 10 or non-magnetic metal material are done. Wherein housing 6 is embedded with outer ring magnet ring, fastens retaining ring 9 by outer ring and fastens, and there is hole at outer ring fastening 9 center of retaining ring, and inner core 10 is herein It passes through, outer ring fastens retaining ring 9 with housing 6 by being threadedly engaged.Inner core 10 be with aluminium alloy or other be preferably non-magnetic metal Or the axis that aluminium condensation material is made into, axis center be axially it is hollow, there is an outer boss in one end, and the other end has matches with inner ring fastening retaining ring 13 The screw thread of conjunction.Inner ring fastening retaining ring 13 can be made into Pu nut shape, and the axial through-hole of inner core 10 is passed through lifting screw 14, with interior Inner core 10 is fastened on 14 one end of lifting screw by core fastening nut 15.Inner ring, small 11 He of outer diameter inner ring of inner ring are cased on inner core Big outer diameter inner ring 12 is staggered, and matches with small internal diameter outer ring 7 staggered on outer ring and large diameter outer ring 8, and two kinds outer There are the gaps 6mm or so when the cooperation of the outer ring of the inner ring of diameter and two kinds of internal diameters, and by the mutually embedding arrangement of mode in figure, tight by outer ring Gu outer ring and inner ring that retaining ring 9 and inner ring fastening retaining ring 13 are fixed, can only be freely rotated around common central axis, will not axially move It is dynamic.Outer ring and inner ring are all made into the ferromagnetism magnet ring of smooth outer surface, and the magnetic pole of magnet ring with neodymium, iron, boron rare earth permanent-magnetic material Property, if inner ring magnet ring outer is the pole S, interior edge is the pole N, and edge is the pole S in matched outer ring magnet ring, and outer is the pole N, can also be made Inner ring magnet ring outer is the pole N, and interior edge is the pole S, and edge is the pole N in matched outer ring magnet ring, and outer is the pole S, after assembling in this way, Outer ring 6 and inner core 10 are hanging with the repulsion face of more magnetic poles using the outer ring of each self-chambering and inner ring, not only free to rotate, but also will not axis To movement, rotating part, that is, chair body 1 and fixed part pedestal and lifting screw 14 are connected rotation spirit by them in this way Work is not worn.

It can be seen from the above embodiments that, the present invention makes the rotating part and fixed part of chair using magnetic suspension characteristic That is pedestal, ingenious combination and hanging whether new chair or use the chairs of many years, rotate the same flexible, do not wear nothing Noise, long service life are a kind of ideal suspension computer chairs.

Claims

1. a kind of suspension computer chair is made of rotating part, magnetic suspension assembly, lifting screw, pedestal, elastic force top-fastening rod, special Sign is: rotating part is connected with lifting screw by magnetic suspension assembly.Magnetic suspension assembly is done by neodymium, iron, boron ferromagnetic material It is hanging using the repulsion of homonymous magnetic pole at two kinds of magnet rings.