CN105346335A - Tire and cable tire bead - Google Patents
Tire and cable tire bead Download PDFInfo
- Publication number
- CN105346335A CN105346335A CN201510933567.9A CN201510933567A CN105346335A CN 105346335 A CN105346335 A CN 105346335A CN 201510933567 A CN201510933567 A CN 201510933567A CN 105346335 A CN105346335 A CN 105346335A
- Authority
- CN
- China
- Prior art keywords
- tyre bead
- cable type
- mixing
- cord
- tire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/04—Bead cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/48—Bead-rings or bead-cores; Treatment thereof prior to building the tyre
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
- Ropes Or Cables (AREA)
Abstract
The invention discloses a cable tire bead. The cable tire bead comprises at least one outer winding layer which is wound in a circumferential direction of the tire, wherein at least one layer in the outer winding layer is a cord ply; the cord ply comprises at least one mixed cord; and the mixed cord is obtained by twisting a single steel wire and a single filament, wherein the strength of the single filament is greater than that of the single steel wire. According to the invention, the original winding material and structure are changed in the cable tire bead and partial winding is replaced with the mixed cord; as the single filament whose strength is higher than that of the single steel wire is additionally arranged in the mixed cord, the integrated strength of the tire bead is improved; in addition, as the strength of the single filament is high, the diameter of the winding of the mixed cord layer can be made smaller or the winding number of the mixed cord layer can be reduced on the premise that the tire bead exerts same bearing strength; therefore, the winding of the mixed cord layer is open to improve the blend-through capacity and enhance the adhesive force of the tire bead. The invention further discloses a tire including the cable tire bead.
Description
Technical field
The present invention relates to tyre production field, particularly relate to a kind of cable type tyre bead.In addition, the invention still further relates to a kind of tire comprising above-mentioned cable type tyre bead.
Background technology
Tyre bead refers to that tire is arranged on the part on wheel rim, and tyre bead can bear the expansion force produced because of interior pressure, can also overcome simultaneously tire turn round travel in suffered Lateral Force, make cover tire unlikely deviate from wheel rim.Therefore, tyre bead should have higher intensity, and structure should be closely firm, not easily deforms.
In prior art, tyre bead generally adopts steel wire to process, longer when the tire used time, or when load-bearing is larger, steel bead wire cannot bear higher intensity, affect the safety in utilization of tire, simultaneously, when between steel bead wire and rubber, binding power is poor, can cause in the process of tire used, tyre bead is separated with rubber and produces space, cause air, water or other impurity etc. infiltrate in the space between tyre bead and rubber, corrosion tyre bead, affect the safe handling of tire, so, not only the intensity of tyre bead needs to improve, binding power between tyre bead and rubber also should improve further.
Therefore, while how improving tyre bead intensity further, increasing the binding power between tyre bead and rubber, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
The object of this invention is to provide a kind of cable type tyre bead, this cable type tyre bead can improve self intensity by actv., and the binding power simultaneously between this tyre bead and rubber also effectively improves.Another object of the present invention is to provide a kind of tire comprising above-mentioned cable type tyre bead.
For solving the problems of the technologies described above, the invention provides following technical scheme:
A kind of cable type tyre bead, comprise the outer wire winding layer of at least one deck that can be wound around along the circumference of tire, in described outer wire winding layer, at least one deck is mixing cordline, described mixing cordline comprises at least one mixing cord, and the fibre single thread twisting that described mixing cord is greater than described steel wire monofilament by steel wire monofilament and intensity forms.
Preferably, described fibre single thread is specially aramid fiber monofilament.
Preferably, described mixing cordline is alternately arranged by described mixing cord and steel wire and is formed.
Preferably, described mixing cordline is all arranged by described mixing cord and is formed.
Preferably, the shape of cross section of described tyre bead is hexagon.
Preferably, the shape of cross section of described tyre bead is circular.
Preferably, the midway location of described tyre bead is provided with circular core circle, and described outer wire winding layer is along the circumferential array of described core circle.
The present invention also provides a kind of tire, comprises the cable type tyre bead described in above-mentioned any one.
Cable type tyre bead provided by the present invention, comprise the outer wire winding layer of at least one deck that can be wound around along the circumference of tire, in described outer wire winding layer, at least one deck is mixing cordline, described mixing cordline comprises at least one mixing cord, and the fibre single thread twisting that described mixing cord is greater than described steel wire monofilament by steel wire monofilament and intensity forms.This cable type tyre bead changes original wire material and structure, part coiling is replaced with mixing cord, owing to adding the fibre single thread of intensity higher than steel wire monofilament in mixing cord, the bulk strength of this tyre bead is improved, in addition, because the intensity of fibre single thread is high, therefore, under there is at tyre bead the prerequisite of identical bearing strength, the coiling wire diameter of mixing cordline can be accomplished less, or the coiling quantity of mixing cordline can reduce, and makes the coiling opening more mixing cordline, and then improve strike-through ability, improve the binding power of tyre bead.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of detailed description of the invention of cable type tyre bead provided by the present invention;
Fig. 2 is the structural representation of the another kind of detailed description of the invention of cable type tyre bead provided by the present invention;
Wherein: 1-outer wire winding layer, 2-core circle, 3-cord.
Detailed description of the invention
Core of the present invention is to provide a kind of cable type tyre bead, and this cable type tyre bead can improve self intensity by actv., and the binding power simultaneously between this tyre bead and rubber also effectively improves.Another core of the present invention is to provide a kind of tire comprising above-mentioned cable type tyre bead.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 1 and Fig. 2, Fig. 1, Fig. 2 are respectively the structural representation of two kinds of detailed description of the invention of cable type tyre bead provided by the present invention.
In this embodiment, cable type tyre bead comprises the outer wire winding layer 1 of at least one deck that can be wound around along the circumference of tire, in outer wire winding layer 1, at least one deck is mixing cordline, mixing cordline comprises at least one mixing cord 3, and the fibre single thread twisting that mixing cord 3 is greater than steel wire monofilament by steel wire monofilament and intensity forms.Here it should be noted that, the steel wire of indication herein, refer to the wound by steel wires that in prior art, diameter is relatively large, steel wire monofilament refers to and becomes the less monofilament of the diameter of common cord for twisting, fibre single thread refers to size and the similar monofilament of steel wire monofilament, and fibre single thread becomes with the common twisting of steel wire monofilament and mixes cord 3.
This cable type tyre bead changes original wire material and structure, part coiling is replaced with mixing cord 3, owing to adding the fibre single thread of intensity higher than steel wire monofilament in mixing cord 3, the bulk strength of this tyre bead is improved, in addition, because the intensity of fibre single thread is high, therefore, under there is at tyre bead the prerequisite of identical bearing strength, the coiling wire diameter of mixing cordline can be accomplished less, or the coiling quantity of mixing cordline can reduce, and makes the coiling opening more mixing cordline, and then improve strike-through ability, improve the binding power of tyre bead.
Preferably, fibre single thread is specifically as follows aramid fiber monofilament.
Concrete, due to outermost stressed maximum in outer wire winding layer 1, therefore outermost layer be set to mixing cordline, the bulk strength of this layer of coiling can be improved, simultaneously, the wire diameter of the single coiling of reduction that can be suitable, to alleviate the weight of whole tyre bead, certainly, because the wire diameter of outermost layer coiling reduces, make the arrangement opening more of outermost layer coiling, and then improve the strike-through ability of outermost layer coiling, improve binding power.
In addition, in order to improve the intensity of whole tyre bead further, reduce the weight of tyre bead, can have at least two-layer in outer wire winding layer 1 is mixing cordline.General, because outer the stressed of wire winding layer 1 is increased to outermost layer successively by innermost layer, therefore, the general outer wire winding layer 1 in outside of selecting is processed into mixing cordline.
Individual layer mixing cordline comprises at least one mixing cord 3, and mixing cord 3 is generally arranged on stressed maximum position in mixing cordline.Certainly, in order to ensure the uniform force of whole mixing cordline, mixing cordline all can be arranged by mixing cord 3 and be formed.In addition, mixing cordline also can be alternately arranged by mixing cord 3 and steel wire and be formed, to reduce costs, simultaneously, the homogeneity of mixing cordline can be improved, certainly, mixing cord 3 and steel wire also can carry out difference according to concrete stressing conditions, are not limited to being alternately arranged given by the present embodiment.
Concrete, mixing cordline is arranged on which layer of tyre bead, and mixing cord 3 should be arranged on which position in mixing cordline, and should arrange several mixing cords 3 in mixing cordline, should set according to the stressed demand of the strength of tyre bead, not be further qualified at this.
The tyre bead provided in the present embodiment, shape of cross section can be hexagon, and also can be circular, circular bead be for hexagonal bead, and circular bead can not form shearing force, can improve the service life of tire, and its intensity is higher, and result of use is better.
For circular bead, the midway location of tyre bead is also provided with circular core circle 2, and for strengthening the intensity of whole tyre bead, outer wire winding layer 1 is arranged in order along the circumference of core circle 2.
Except above-mentioned cable type tyre bead, present invention also offers a kind of tire comprising above-mentioned cable type tyre bead, other Each part of this tire please refer to prior art, repeat no more herein.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
Above cable type tyre bead provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (9)
1. a cable type tyre bead, comprise the outer wire winding layer (1) of at least one deck that can be wound around along the circumference of tire, it is characterized in that, in described outer wire winding layer (1), at least one deck is mixing cordline, described mixing cordline comprises at least one mixing cord (3), and the fibre single thread twisting that described mixing cord (3) is greater than described steel wire monofilament by steel wire monofilament and intensity forms.
2. cable type tyre bead according to claim 1, it is characterized in that, described fibre single thread is specially aramid fiber monofilament.
3. cable type tyre bead according to claim 1, is characterized in that, in described outer wire winding layer (1), outermost layer is described mixing cordline.
4. the cable type tyre bead according to claims 1 to 3 any one, is characterized in that, described mixing cordline is formed by described mixing cord (3) and steel wire arranging.
5. the cable type tyre bead according to claims 1 to 3 any one, is characterized in that, described mixing cordline is all formed by the arrangement of described mixing cord (3).
6. cable type tyre bead according to claim 1, is characterized in that, the shape of cross section of described tyre bead is hexagon.
7. cable type tyre bead according to claim 1, is characterized in that, the shape of cross section of described tyre bead is circular.
8. cable type tyre bead according to claim 7, is characterized in that, the midway location of described tyre bead is provided with circular core circle (2), and described outer wire winding layer (1) is along the circumferential array of described core circle (2).
9. a tire, comprises cable type tyre bead, it is characterized in that, described cable type tyre bead is the cable type tyre bead described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510933567.9A CN105346335A (en) | 2015-12-14 | 2015-12-14 | Tire and cable tire bead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510933567.9A CN105346335A (en) | 2015-12-14 | 2015-12-14 | Tire and cable tire bead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105346335A true CN105346335A (en) | 2016-02-24 |
Family
ID=55322464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510933567.9A Pending CN105346335A (en) | 2015-12-14 | 2015-12-14 | Tire and cable tire bead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105346335A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04183612A (en) * | 1990-11-16 | 1992-06-30 | Tokyo Seiko Co Ltd | Hybrid bead for tire |
| CN1662702A (en) * | 2002-06-26 | 2005-08-31 | 米其林技术公司 | Hybrid cables with layers which can be used to reinforce tyres |
| WO2008061544A1 (en) * | 2006-11-22 | 2008-05-29 | Pirelli Tyre S.P.A. | Tire with light weight bead core |
| CN101687445A (en) * | 2007-10-26 | 2010-03-31 | 住友电工钢线株式会社 | Annular concentrically-twisted bead cord, and vehicular tire using the bead cord |
-
2015
- 2015-12-14 CN CN201510933567.9A patent/CN105346335A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04183612A (en) * | 1990-11-16 | 1992-06-30 | Tokyo Seiko Co Ltd | Hybrid bead for tire |
| CN1662702A (en) * | 2002-06-26 | 2005-08-31 | 米其林技术公司 | Hybrid cables with layers which can be used to reinforce tyres |
| WO2008061544A1 (en) * | 2006-11-22 | 2008-05-29 | Pirelli Tyre S.P.A. | Tire with light weight bead core |
| CN101687445A (en) * | 2007-10-26 | 2010-03-31 | 住友电工钢线株式会社 | Annular concentrically-twisted bead cord, and vehicular tire using the bead cord |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160224 |
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| RJ01 | Rejection of invention patent application after publication |