CN108608812A

CN108608812A - Shared bicycle solid tyre

Info

Publication number: CN108608812A
Application number: CN201810623541.8A
Authority: CN
Inventors: 韩立本
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-06-15
Filing date: 2018-06-15
Publication date: 2018-10-02

Abstract

A kind of shared bicycle solid tyre is provided, carcass with multi-layer compound structure, wear-resisting crown, concentric annular uniformly distributed first axis through-hole and the second axially extending bore, simulate high-elastic transition zone, cavity enhancement layer, damping spring body and the sponge rubber obturator of pneumatic tire, cyclic annular nonwoven layer and reinforcement nylon yarn layer of cloth, the toughening rubber and toe mouth inner annular finer wire of toe mouth, and the tread contour made of intermediate " herringbone " first microgroove, " ring-type " second microgroove and the combination of outside bulk burr.The present invention copies the structure for experience of most preferably riding possessed by pneumatic tire and designs, and is ridden the bad technical problem of comprehensive sexual experience with the design solution solid tyre of metal elastic spring body, axially extending bore, multi-layer compound structure, striped and blocky combination decorative pattern.

Description

Shared bicycle solid tyre

Technical field

The invention belongs to the explosion-proof solid tyre technical fields of bicycle, and in particular to a kind of shared bicycle solid tyre.

Background technology

Currently, shared bicycle, the factor for influencing bicycle riding resistance are：The weight of car body, car body gross weight is bigger, tire Subsidence rate it is bigger, therefore rolling resistance can also dramatically increase, it is seen then that in the case where other technical parameter conditions are constant, gently The solid tyre of Quantitative design car body mitigates car body gross weight, is the effective means for reducing riding resistance.In addition, solid tyre sheet The structure and material of body are also to influence the principal element of riding resistance.Under the prior art, from structural strength and extend solid rubber The solid tyre carcass designed based on the consideration of Life of Tyre angle is the full reality for all having thicker crown and shoulder thickness Heart integral molding structure, since high from coefficient of rolling resistance that is great, being contacted with ground, buffering anti seismic efficiency is bad, installation Tire phenomenon is blown out and broken to experience of riding afterwards obviously although avoiding to the maximum extent freely be not as so light and handy as pneumatic tire, Breakdown Maintenance rate is reduced, but mitigating the dead weight of bicycle solid tyre, reducing the coefficient of rolling resistance contacted with ground, raising Completely new technical solution is urgently proposed in terms of the comprehensive performance such as bumper and absorbing shock, it is technical not to make up solid tyre Foot.

Invention content

Present invention solves the technical problem that：A kind of shared bicycle solid tyre is provided, solves effectively subtract under the prior art It rides existing for the shared bicycle solid tyre of few maintenance frequency the bad technical problem of comprehensive sexual experience.

The technical solution adopted by the present invention：Shared bicycle solid tyre, it includes crown, tire shoulder, sidewall and toe mouth to have Solid rubber carcass, the rubber tyre body are multi-layer compound structure, and wherein crown is abrasive rubber layer；Tire shoulder close to crown is same The heart is uniformly formed with several first axis through-holes；It is that simulation pneumatic tire inflatable inner tube and cover tire are matched close to the sidewall of tire shoulder Inside and outside combined type solid composite interstitital texture, the inside and outside combined type hatching solid composite construction includes as the high-elastic of transition zone Intermediate rubber has the enhancement layer of cavity structure close to transition zone, has along carcass radial concentric in the cavity of the enhancement layer Uniformly play several metal elastic spring bodies of cushioning buffer effect, remaining space filling sponge rubber between the spring body and enhancement layer The cyclic annular nonwoven layer that interval clamping connection arranging multiplayer radius does not wait in body, wherein transition zone rubber bodies, the enhancement layer of cavity structure The reinforcement nylon yarn layer of cloth that arrangement is vertically arranged in sidewall rubber body；Close to the enhancement layer inner ring side toe mouth toughness of cavity structure Rubber is made, and corresponding with first axis through-hole concentric is uniformly formed with several second axially extending bores, and the innermost toughness of toe mouth Cricoid finer wire is accompanied at rubber dog-ear；Wherein, the tread contour on 1 surface layer of crown by intermediate " herringbone " first microgroove, " ring-type " second microgroove for being arranged symmetrically on the outside of " herringbone " first microgroove is located at " ring-type " second microgroove outside symmetrically Blocky burr combination is made.

In above-mentioned technical proposal, the composite junction that pneumatic tire structure designs is copied in transition zone, enhancement layer, metal elastic spring body The comprehensive performance ridden is improved on the basis of structure, as optimal technical scheme, the high-elastic intermediate rubber of the transition zone is neoprene rubber Glue CR, the enhancement layer are the styrene butadiene rubber sbr that 5-15phr aromatic naphtha is added and prepares, and the spring body 303 is titanium or titanium alloy Spring body.

It is difficult to reduce the technique of the rubber tyre body of cavity filled composite structure in process in above-mentioned technical proposal Degree, as optimal technical scheme, the spring body 303 is annular in shape along the radial direction filament 8 of the carcass uniform arranged concentric that is connected.

In above-mentioned technical proposal, as optimal technical scheme, the abrasive rubber layer of the crown 1 is Natural rubber or fourth Nitrile rubber NBR；The sponge rubber body 304 is ethylene propylene diene terpolymer sponge rubber；The toughening rubber is polybutadiene rubber BR.

In above-mentioned technical proposal, toughness and intensity when to ensure that solid tyre carcass toe mouth is assembled with involution wheel hub, As optimal technical scheme, at 4 innermost toughening rubber dog-ear of toe mouth accompanying cricoid finer wire 7 is combined, and toe mouth 4 is most There is one or two finer wire 7 in the middle part of the toughening rubber of inside.

In above-mentioned technical proposal, to ensure the synthesis performance of carcass items technical characteristic, as optimal technical scheme, 5 thickness of the nonwoven layer is less than or equal to 0.3mm, and 6 thickness of reinforcement nylon yarn layer of cloth is more than 0.5mm, and the finer wire 7 is straight Diameter be less than or equal to 1mm, the first axis through-hole 201, the second axially extending bore 401 diameter be less than 7mm.

The present invention compared with prior art the advantages of：

1, outer enhancement layer, interior sponge rubber bodies and the metal composite that this programme copies pneumatic tire structure to design are filled Solid tyre structure, bradyseism, resilience performance have is obviously improved, ride experience more；

2, the setting of the second axially extending bore of this programme shoulder region first axis through-hole and toe oral area position, is effectively reduced Tire is conducted oneself with dignity, and in the case where other conditions are constant, effectively reduces subsidence rate of the tire by dead weight deformation, therefore corresponding reduction The rolling resistance ridden；

3, the structure that this programme crown decorative pattern is composed of the block line of intermediate microgroove and both sides combines microgroove rolling Resistance is small, light advantage of riding, and combines block line in rainy day earth-grasping force, the synthesis sexual clorminance of brake weight and anti-sideslip ability, More simple microgroove or the comprehensive performance of block line tire are more excellent；

4, this programme nonwoven layer, reinforcement nylon yarn layer of cloth setting improve rubber synthesis performance under the premise of for Reduce the purpose that there is rubber consumptive material auxiliary to reduce economic cost；

5, this programme has experience of riding, riding resistance, damping, anti-skidding compared with other types of solid tyre under the prior art The more excellent feature of comprehensive performance.

Description of the drawings

Fig. 1 is broken section structural schematic diagram of the present invention；

Fig. 2 is the whole schematic cross-sectional view of the present invention；

Fig. 3 is tread pattern structure schematic diagram of the present invention；

Fig. 4 is spring body of the present invention and filament attachment structure schematic diagram；

Fig. 5 is the outline structural diagram of carcass of the present invention.

Specific implementation mode

A kind of embodiment of the 1-5 descriptions present invention below in conjunction with the accompanying drawings.

Shared bicycle solid tyre, it is existing with the solid rubber carcass for including crown 1, tire shoulder 2, sidewall 3 and toe mouth 4 Under technology, in order to solve solid tyre existing dead weight in the case where other technologies condition is constant of integral type solid construction Greatly, the problem of subsidence rate of tire is bigger, therefore rolling resistance can also dramatically increase, rubber tyre body of the invention are multiple using multilayer Structure is closed, (as shown in Figure 1) wherein crown 1 is abrasive rubber layer；Tire shoulder 2 close to crown 1 is uniformly formed with several first with one heart Axially extending bore 201, while playing cushioning effect by the setting of first axis through-hole 201, the situation constant in other conditions Under, it realizes and mitigates carcass dead weight, and save the purpose of rubber consumptive material.

In addition, be combined with the abrasive rubber of crown 1, for solve under the prior art integral type solid tire crown and The thickness of tire shoulder is excessive, and rebound is poor, buffers the bad technical problem of anti seismic efficiency, the best resilience possessed by the pneumatic tire It can be obtained with the structure composition analysis of most light experience of riding, copy the structure of pneumatic tire and design：Close to the sidewall of tire shoulder 2 3 be simulation pneumatic tire inflatable inner tube and the matched inside and outside combined type solid composite interstitital texture of cover tire, the inside and outside combination Formula hatching solid composite construction includes the high-elastic intermediate rubber as transition zone 301, and abrasive rubber system is connected by transition zone 301 At crown 1 there is the enhancement layer of cavity structure close to transition zone 301 as copying the agent structure of pneumatic tire to form 302, the cover tire of pneumatic tire is used as by enhancement layer 302, is had in the cavity of the enhancement layer 302 equal along carcass radial concentric Cloth plays several metal elastic spring bodies 303 of cushioning buffer effect, is used as possessed by inner tube of pneumatic tyre by metal elastic spring body 302 Best rebound buffer structure, remaining space filling sponge rubber bodies 304, pass through sea between the spring body 303 and enhancement layer 302 Continuous rubber bodies 304 are filled as the inflation of pneumatic tire.

Wherein, this programme is due to the solid rubber with the rubber of composite construction instead of homogenous material, in order to improve The comprehensive mechanical performance of multi-layer compound structure rubber material, 301 rubber bodies of the transition zone are interior to be spaced clamping connection arranging multiplayer radius Not equal cyclic annular nonwoven layer 5, the 302 sidewall rubber body of enhancement layer of the cavity structure is interior to arrange the reinforcement nylon being vertically arranged Silk layer of cloth 6.

Then, based on the above technical solution, it is maximum according to the stress performance of rubber tyre carcass different parts The comprehensive performance for playing to limit unlike material rubber, close to cavity structure 302 inner ring side toe mouth 4 of enhancement layer with tough Property rubber be made, and it is corresponding with first axis through-hole 201 it is concentric be uniformly formed with several second axially extending bores 401, first axis is logical The setting (as shown in Figure 5) in 401 bicyclic hole of hole 201 and the second axially extending bore, spring can be further formed compared with monocycle pore structure Buffer structure is copied pneumatic tire structure and is experienced with best rebound.In addition, not influence the flexible of carcass entirety Property and tensile strength accompany cricoid finer wire 7 at 4 innermost toughening rubber dog-ear of the toe mouth.

In addition, under the prior art, the design of bicycle tread contour has extremely strong specific aim mostly, otherwise adopt merely Designed with the thin tread contour of line style, thin stripe type, cord shape number, it is therefore intended that it is constant in other conditions and It realizes its minimum rolling resistance, is chiefly used in sport(s) car, but earth-grasping force, brake weight, anti-sideslip ability is obviously insufficient.Similarly Ground, in order to which brake weight, anti-sideslip ability and the durability to earth-grasping force, rainy day propose that high requirement, mountain bike use merely block Type decorative pattern and the thick tire of cord number, correspondingly, rolling resistance but can accordingly increase, it is seen then that balance tread contour is in the rainy day Anti- sideslip ability and reduce the relationship between its rolling resistance, be optimal assembled scheme.For this purpose, the present invention is using intermediate thin Line and the combined structure of two lateral mass lines, (as shown in Figure 3) the i.e. tread contour on 1 surface layer of crown is by intermediate " herringbone " first Microgroove 101 is located at " ring-type " second microgroove 102 being arranged symmetrically on the outside of " herringbone " first microgroove 101, is located at " ring-type " second The symmetrical blocky combination of burr 103 in 102 outside of microgroove is made.In bicycle keeps straight on ride, 1 peak of crown is contiguously Face, i.e. the first microgroove of centre " herringbone " 101 He " ring-type " second microgroove 102 of 1 outer surface of crown contact ground, give full play to It imitates the small rolling resistance structure of sport-racing car and designs；If turn, bend or rough ground are ridden, carcass both sides master Road surface is contacted, stress is imitated mountain bike earth-grasping force, stopped based on carcass both sides at this point, the blocky burr 103 of both sides plays it Che Li, anti-sideslip ability and durability intensity structure and design, the design of tyre surface line is combined by the comprehensive of shared bicycle tire with this Conjunction property performance performs to the limit.

In above-mentioned technical proposal, pneumatic tire structure is copied to set in transition zone 301, enhancement layer 302, metal elastic spring body 302 The comprehensive performance ridden is improved on the basis of the composite construction of meter, as optimal technical scheme, the high-elastic centre of the transition zone 301 Rubber is neoprene CR, and to improve 301 resilience performance of transition zone, the enhancement layer 302 is that 5-15phr aromatic naphtha is added to prepare Styrene butadiene rubber sbr, to improve the tensile strength of enhancement layer 302, the spring body 303 is titanium or titanium alloy spring body, is mitigated Ensure optimal mechanical performance while dead weight.

It is difficult to reduce the technique of the rubber tyre body of cavity filled composite structure in process in above-mentioned technical proposal Degree, as optimal technical scheme, radial direction filament 8 connected uniformly concentric cloth of (as shown in Figure 4) the described spring body 303 along carcass It sets annularly, it specifically, can be first by multiple spring bodies 303 along the radial direction connected rear whole loading enhancement layer 302 of filament 8 of carcass Solidification is filled after cavity.

In above-mentioned technical proposal, as optimal technical scheme, the abrasive rubber layer of the crown 1 is Natural rubber or fourth Nitrile rubber NBR.The sponge rubber body 304 is thought of as EPDM sponge rubber from service life, technique, cost, shape generalization angle Glue.The toughening rubber is thought of as polybutadiene rubber BR from good wear-resisting, elastic and cryogenic property.

In above-mentioned technical proposal, toughness when to ensure that solid tyre carcass toe mouth and involution wheel hub assemble and used Mechanical strength in journey, as accompanying cricoid finer wire at optimal technical scheme, with 4 innermost toughening rubber dog-ear of toe mouth 7 are combined, and have one or two finer wire 7 in the middle part of 4 innermost toughening rubber of toe mouth.

In above-mentioned technical proposal, to ensure the synthesis performance of carcass items technical characteristic, as optimal technical scheme, The nonwoven layer 5 at least has two layers, is respectively less than per layer thickness and is equal to 0.3mm, to realize that the lamination for improving transition zone 301 is strong It spends and suitably saves rubber consumption；Similarly, 6 thickness of reinforcement nylon yarn layer of cloth is more than 0.5mm, and single layer is arranged, The structural strength of 302 side wall of enhancement layer of cavity structure is improved by its setting；7 diameter of the finer wire is less than or equal to 1mm, leads to Its setting is crossed under the premise of excessive increase carcass dead weight, improves carcass structure intensity and toughness；Carcass is influenced to be not excessive Elastic deformation, the first axis through-hole 201, the second axially extending bore 401 diameter be less than 7mm.

In conclusion the present invention copies outer enhancement layer, interior sponge rubber bodies and the metal composite that pneumatic tire structure designs Solid tyre structure made of filling, bradyseism, resilience performance, which have, to be obviously improved, and rides experience more；2 position first axle of tire shoulder Setting to 4 the second axially extending bore of position 401 of through-hole 201 and toe mouth is effectively reduced tire dead weight, constant in other conditions In the case of, subsidence rate of the tire by dead weight deformation is effectively reduced, therefore accordingly reduce the rolling resistance ridden；Crown decorative pattern The structure being composed of the block line of intermediate microgroove and both sides, combines that microgroove rolling resistance is small, light advantage of riding, knot Block line has been closed to integrate in rainy day earth-grasping force, the synthesis sexual clorminance of brake weight and anti-sideslip ability, more simple microgroove or block line tire Property performance is more excellent；The setting of nonwoven layer 5, reinforcement nylon yarn layer of cloth 6 improves the premise of rubber synthesis performance Under for reduce rubber consumptive material have auxiliary reduce economic cost purpose；Compared with other types of solid wheel mould under the prior art It rides experience, riding resistance, damping, the anti-skidding comprehensive more excellent feature of performance.

Above-described embodiment, only presently preferred embodiments of the present invention, is not used for limiting the scope of the present invention, therefore all with this The equivalence changes that content is done described in invention claim should all be included within scope of the invention as claimed.

Claims

1. shared bicycle solid tyre, have include crown (1), tire shoulder (2), sidewall (3) and toe mouth (4) solid rubber tire Body, it is characterised in that：The rubber tyre body is multi-layer compound structure, and wherein crown (1) is abrasive rubber layer；Close to crown (1) Tire shoulder (2) be uniformly formed with several first axis through-holes (201) with one heart；Sidewall (3) close to tire shoulder (2) is simulation pneumatic tire Inflatable inner tube and the matched inside and outside combined type solid composite interstitital texture of cover tire, the inside and outside combined type hatching solid composite junction Structure includes the high-elastic intermediate rubber as transition zone (301), has the enhancement layer (302) of cavity structure close to transition zone (301), There are several metal elastic spring bodies that cushioning buffer effect is uniformly played along carcass radial concentric in the cavity of the enhancement layer (302) (303), remaining space filling sponge rubber bodies (304), wherein transition zone between the spring body (303) and enhancement layer (302) (301) the cyclic annular nonwoven layer (5) that interval clamping connection arranging multiplayer radius does not wait in rubber bodies, the enhancement layer (302) of cavity structure The reinforcement nylon yarn layer of cloth (6) that arrangement is vertically arranged in sidewall rubber body；Close to enhancement layer (302) inner ring side toe of cavity structure Mouthful (4) are made of toughening rubber, and corresponding with first axis through-hole (201) concentric are uniformly formed with several second axially extending bores (401), and at the innermost toughening rubber dog-ear of toe mouth (4) cricoid finer wire (7) is accompanied；Wherein, the tire on crown (1) surface layer What face decorative pattern was arranged symmetrically by intermediate " herringbone " first microgroove (101), positioned at " herringbone " first microgroove (101) outside " ring-type " second microgroove (102), being located at " ring-type " second microgroove (102) outside, symmetrically blocky burr (103) combination is made.

2. shared bicycle solid tyre according to claim 1, it is characterised in that：The transition zone (301) it is high-elastic in Between rubber be neoprene CR, the enhancement layer (302) be added 5-15phr aromatic naphtha preparation styrene butadiene rubber sbr, the bullet Spring body (303) is titanium or titanium alloy spring body.

3. shared bicycle solid tyre according to claim 1, it is characterised in that：The spring body (303) is along carcass It is radial annular in shape with the connected uniform arranged concentric of filament (8).

4. shared bicycle solid tyre according to claim 1, it is characterised in that：The abrasive rubber layer of the crown (1) For Natural rubber or nitrile rubber NBR；The sponge rubber body (304) is ethylene propylene diene terpolymer sponge rubber；The toughening rubber For polybutadiene rubber BR.

5. shared bicycle solid tyre according to claim 1, it is characterised in that：With the innermost toughness rubber of toe mouth (4) Jiao Zhejiaochu accompanies cricoid finer wire (7) and is combined, and has one or two thin steel in the middle part of the innermost toughening rubber of toe mouth (4) Silk (7).

6. shared bicycle solid tyre according to claim 1, it is characterised in that：Nonwoven layer (5) thickness is less than Equal to 0.3mm, reinforcement nylon yarn layer of cloth (6) thickness is more than 0.5mm, and finer wire (7) diameter is less than or equal to 1mm, institute State first axis through-hole (201), the diameter of the second axially extending bore (401) is less than 7mm.