CN201951183U

CN201951183U - Metal-spring tire

Info

Publication number: CN201951183U
Application number: CN2010206966357U
Authority: CN
Inventors: 李名杰; 李少强
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-20
Filing date: 2010-12-20
Publication date: 2011-08-31
Anticipated expiration: 2020-12-20

Abstract

The utility model relates to a metal-spring tire, belonging to a tire in the field of traffic transportation. The tire is a metal-spring tire body which is made of a rectangular spring thin steel sheet, wherein the side wall of the tire is provided with fins. When the side wall and a bead are manufactured, the rectangular spring thin steel sheet are cut or sheared into equidistant fins; after adjacent fins and bead are overlaid, in a mold, rivets are used for riveting a bead steel wire in the bead to form the metal-spring tire body; for the shoulder of a removable tread tire, a compressing ring and a fastener are used for tightly connecting a rubber removable tread with the metal-spring tire body. The metal-spring tire has the advantages that radial loads can be born, the shock absorbing capacity is strong, the used spring steel sheet is very thin, the weight is light, the tire is not required to be inflated, does not have an inner tube and is not afraid of being pierced, the amount of used rubber is small, the cost is low and the service life is long.

Description

Metallic spring tyre

Technical field

A kind of metallic spring tyre belongs to the tire of traffic and transport field, relates to multiple tire.

Technical background

1888, Britain Deng sawbones records and has generally invented the rubber tubular air core tyre till now, the inflated rubber tire still has inadequate natural endowment through repeatedly major reform: inflate, leak gas, consume a large amount of rubber, easily short etc. by thorn, easily explosion, cost height, service life.

In order to reduce rubber consumption, nineteen fifty-nine has been invented the removable tread tyre of replaceable tread abroad.It is made up of carcass and removable tread, and three grooves are arranged on the carcass, is used for fixing tyre surface, prevents the tyre surface shifted laterally.This tire in use is out of shape greatly, and radially, lateral rigidity is low, easily produces radial cracking, the replacing of tyre surface is difficulty also.Produced removable tread tyre abroad in last century, produce few now.China last century the eighties produced removable tread tyre, do not produced now.

In machine science, the inflated rubber tire is a kind of air bellow, utilizes the compressibility that adds pressure air to realize a kind of non-metal spring of elastic reaction.Can replace gas filed air bellow to manufacture tire with metal spring? in decades, exploring this difficult problem both at home and abroad always.

Utility model CN86209438U discloses a kind of non-inflatable tyre, and its inner tube of a tyre is that the prismatic plate spring of C shape is close on the cover tire inwall; Also with circular, square, square-section spring wire or be with steel, be wound into the coil spring inner tube of a tyre.This utility model does not consider that inner tube of a tyre outer circumference is long greater than inner periphery, and the large tracts of land plate spring can not made the C shape uniform cross section inner tube of a tyre.And square, the square-section coil spring inner tube of a tyre of reeling does not remove inboard excess metal, and outer side clearance is big, and stability is bad; And when reeling, because spring index exceeds standard, spring inner tire caliber size precision be cannot say for sure card.

Patent of invention CN85103172A discloses a kind of metallic spring tyre, and this tire is a band tyre, and some groups of ring segment springs or coil spring are arranged in the carcass, is fixed on the clamping band with fastener, and except back-up block and tyre surface use rubber, all the other are without rubber.The tyre surface of this invention is stressed irregular, and in service can the generation beated.

U.S. Pat 6286907BI discloses the wheel that a kind of skate of inner support are used, the inner tube of a tyre that has coil spring to constitute in the wheel, and filling with rubber becomes solid inner tube.It can only be applied to the micro-miniature tire.

The utility model applicator's utility model CN2009201550605 discloses a kind of metal spring inner tube of a tyre of tire, it is to remove excess metal with monoblock resistant to corrosion oblong spring steel thin plate at manufacturing position, two sidewalls, make it become rib shape, and be welded with interior ring in the centre of two fins, on particular manufacturing craft, be welded into the metal spring inner tube of a tyre.This utility model has successfully solved a difficult problem of making spring inner tire with monoblock spring steel thin plate with removing the inner tube of a tyre two inboard excess metals, has stability, advance, practicality.It only is applicable to the inner tube of a tyre.

The utility model content

The utility model is aerated rubber tyre, the removable tread tyre to prior art, the change of non-inflatable tyre.It is a carcass material of making Outer Tyre with existing, is changed into oblong spring steel thin plate by rubber and cord and makes the metal spring carcass that there is fin on the sidewall; Oblong spring steel thin plate is being made sidewall, tyre bead portion, cutting is arranged or cut into equidistant fin, after adjacent fins, the bead part stack, with rivet steel bead wire is riveted in the tyre bead in mould, becomes the metal spring carcass; The tire shoulder position of removable tread tyre uses pressure ring, bolt, nut, spring washer, pin with rubber removable tread and metal spring carcass close-coupled.

The utility model only tyre surface uses rubber; The rubber removable tread firmly connects with metal fastenings with metal matrix, and it is convenient to change, the carcass long service life; Do not inflate, be not afraid of thorn, cost is low, in light weight.

Description of drawings

Fig. 1 is the cross-sectional view of the utility model removable tread tyre.

Fig. 2 has cut or has cut into fin and rolled tyre bead for oblong spring steel thin plate, the view before manufacturing carcass.

Fig. 3 is the fixing cross-sectional view of tyre surface tire for the utility model.

The specific embodiment

Fig. 1 is the cross-sectional view of the utility model removable tread tyre, and 1 is pressure ring, and 2 is spring washer, and 3 is nut, and 4 is pin, 5 is bolt, and 6 is the metal spring carcass, and 7 is removable tread, and 8 is steel bead wire, and 9 is rivet, 10 is shading ring, and 11 is bolt, and 12 is nut, and 13 is spring washer.

Core technology of the present utility model is exactly the metal spring carcass spare 6 among Fig. 1.Part 6 usefulness monoblock oblong spring steel thin plates are manufactured.

Fig. 2 is the view of part 6 before manufacturing carcass among Fig. 1.There is the hole that pressure ring and fastener are installed at the position, sidewall, and there is rivet hole at tyre bead, carcass head and the tail two ends.The outer circumference of tire is long greater than the inner periphery of bead base, equally, the outer circumference of part 6 is long greater than the inner periphery of bead base among Fig. 1, make oblong spring steel thin plate be made into carcass, need to manufacture the equidistant joint-cutting that two sidewalls, tyre bead portion cut into some, make it become the fin shape, remove the triangle excess metal of fin both sides again, just can manufacture the carcass among Fig. 1.

Fig. 2 is for removing the unnecessary triangle metal in fin joint-cutting both sides, but the unnecessary triangle metal in fin joint-cutting both sides is stacked up, and is made into the carcass of part 6 among Fig. 1 in mould.The carcass outside face that removes unnecessary triangle metal is smooth, and still, tire is in operation, and the slit appears in sidewall easily.The carcass that does not remove unnecessary triangle metal and adopt the mode of unnecessary triangle metal stack to make though the outside face unfairness has increased the intensity on sidewall, when tire is in operation the sidewall elastic deformation, the slit can not occur.

Fig. 2 oblong spring steel thin plate, in mould the stack fin and place steel bead wire spare 8 after, appliance 9 rivets are riveted on part 8 in the tyre bead, become the metal spring carcass, again with rivet will head and the tail overlap joints the carcass riveted joint.

The tire shoulder position of the tire shoulder position of part 6 metal spring carcasses and part 7 rubber removable treads among Fig. 1 becomes approximate right angle to cooperate.Both sides tire shoulder circumference with rubber removable tread 7 and metal spring carcass 6 close-coupled, with pin 4 lockings, prevents the tyre surface shifted laterally that tire is in operation with metal pressure ring 1, bolt 5, spring washer 2, nut 3.The tire shoulder of tyre surface and carcass becomes approximate right angle to cooperate, and has increased the stability of sidewall rigidity and tyre surface.The rubber of part 7 removable treads, cord, decorative pattern etc., same prior art.

Manufacture the material of metal spring carcass spare 6, select for use spring with stainless sheet steel or alloy spring steel sheet.When selecting the alloy spring steel sheet for use, the reply carcass carries out the phosphatization anti-corrosion treatment.The spring steel gauge of sheet, as calculated, detect, practical back determines.Finished product carcass outside face, inside face have plastic coat.

Part 10 among Fig. 1 is a shading ring, prevents moving of both sides tyre bead.After shading ring overlaps from beginning to end, connect with bolt 11, nut 12, spring washer 13.

Fig. 3 is for the fixing metallic spring tyre cross-sectional view of tyre surface of the utility model, except that the metal spring carcass, and all the other same prior aries.Shading ring is installed during use.

Though metallic spring tyre bears Radial load, buffer shock-absorbing ability height,, spring always produces fatigue.The utility model that elasticity reduces to producing fatigue can be laid the metal spring inner tube of a tyre or the inflated rubber inner tube of a tyre of utility model 2009201550605 tires, and remove shading ring in inner chamber.Because can not expanding, carcass of the present utility model do not become big after long-term use, so the most suitable metal spring inner tube of a tyre of laying.

The also available non-spring steel thin plate of the utility model carcass is made, and still, inner chamber should be laid the metal spring inner tube of a tyre or the inflated rubber inner tube of a tyre, does not lay shading ring.

Claims

1. metallic spring tyre belongs to the tire of traffic and transport field, and it is characterized in that: tire is to manufacture the metal spring carcass that there is fin on the sidewall with oblong spring steel thin plate.

2. metallic spring tyre according to claim 1, it is characterized in that: oblong spring steel thin plate, cutting is arranged or cut into equidistant fin at manufacturing sidewall, tyre bead portion, after adjacent fins, the bead part stack, in mould, steel bead wire is riveted in the tyre bead, becomes the metal spring carcass with rivet.

3. metallic spring tyre according to claim 1 is characterized in that: the tire shoulder position of removable tread tyre is tightly linked rubber removable tread and metal spring carcass with pressure ring, bolt, nut, spring washer, pin.