CN210679801U - Cold bonding patch - Google Patents

Abstract

The utility model discloses a cold-sticking patch, the patch is multilayer structure integrated into one piece, and wholly is the arc, including face glue film, fabric enhancement layer, both ends back up coat, semi-vulcanization layer and protective layer, semi-vulcanization layer and face glue film are by supreme setting gradually down, the fabric enhancement layer sets up under the face glue film, the both ends back up coat sets up at face glue film and fabric enhancement layer intermediate position. The utility model aims at providing a compound cold bonding piece of multilayer has solved prior art's patch and poor with the curved laminating nature of tire inner wall, the technical problem of patch structure readily releasable for the laminating that tire inner wall curve can be better, because of it has the fabric enhancement layer, and the wearability is stronger, has improved the security.

Description

Cold bonding patch

Technical Field

The utility model relates to a tire repair technical field especially relates to a cold bonding piece.

Background

The basic structure of the existing tire patch is generally a rectangular film or an irregular circular film, nylon wires or thin and short steel wires are embedded in the film to increase the strength of the patch, and the patch is adhered to the inner wall of a damaged tire through an adhesive layer arranged on the patch or by adopting viscose glue. The tire patch is simple in structure, generally only comprises a surface rubber layer and an adhesive layer, is basically planar, has no radian, and is poor in fitting property with a tire inner wall curve in an application process; the sealing performance with the surface glue layer is poor, and the patch structure is easy to separate; the hot vulcanizing machine is required to carry out hot vulcanization in a certain time, temperature and pressure in the repairing process, so that the patch is attached to the inner side face of the tire, the repairing time is long, local damage to the tire can be caused due to poor control of the pressure and the temperature of equipment, uneven stress is easily caused in the driving process, the tire is easily burst, and the driving is unsafe.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model aims at providing a compound cold bonding piece of multilayer has solved prior art's patch and poor with the curved laminating nature of tire inner wall, the technical problem of patch structure readily releasable for the laminating that tire inner wall curve can be better, because of it has the fabric enhancement layer, and the wearability is stronger, has improved the security.

The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a cold bonding patch, the patch is multilayer structure integrated into one piece, and wholly is the arc, including face glue film, fabric enhancement layer, both ends back up coat, semi-vulcanization layer and protective layer, semi-vulcanization layer and face glue layer set gradually by supreme down, the fabric enhancement layer sets up under the face glue layer, both ends back up coat sets up at face glue film and fabric enhancement layer intermediate position.

Further, the patch further comprises a label, wherein the label is arranged on the upper surface of the face adhesive layer and comprises a repairing direction indication arrow and a repairing time filling column.

Furthermore, the surface rubber layer is made of rubber.

Furthermore, the two end reinforcing layers are made of rubber.

Furthermore, the fabric reinforcing layer is made of a fabric with a cross structure.

Furthermore, the material of the semi-vulcanized layer is semi-vulcanized rubber.

Furthermore, the protective layer is made of a resin film.

The utility model has the advantages that:

1. the utility model discloses a setting up face glue film, fabric enhancement layer, both ends back up coat, semi-vulcanization layer and protective layer, adopting multilayer structure integrated into one piece, bonding strength is high, and the overall shape is the arc, can laminate with the tire inner wall betterly, and does not need the curing equipment of heat cure repair, and energy resource consumption is low, can not cause the injury to the tire part because of the control problem of time, temperature, pressure, atress is uneven in the driving process, the easy tire burst, threatens the problem of safe of going, the security of tire repair has been improved;

2. the surface rubber layer is a wear-resistant rubber material with certain elastic stretching, and can effectively avoid air leakage and pressure release in a repairing area;

3. the fabric reinforcing layer is one or more fabrics with a crossed structure, and a large-size fabric covering layer inside the patch can reinforce the strength of the patch and reduce the bulge risk to the minimum;

4. the reinforcing layers at the two ends are made of rubber with moderate elasticity, wear resistance and hardness, the unique multilayer structure can reinforce the section and is positioned between the surface rubber layer and the fabric reinforcing layer, and the surface rubber layer is prevented from being torn due to the fact that the surface rubber layer is punctured by the patch fabric reinforcing layer due to direct contact with the surface rubber layer in the running process of the tire;

5. the semi-vulcanized layer is blue rubber in a semi-vulcanized state, is matched with a whole set of cold bonding technology of a matched cold vulcanizing agent, automatically finishes the positive vulcanization process in the running process, can be completely attached to the surface rubber layer, has high strength, is not separated, can quickly generate chemical reaction with the matched cold vulcanizing agent, and is quickly integrated with the inner wall of the tire;

6. the protective layer is a resin film and is used for protecting the semi-vulcanized layer from being influenced by ambient temperature, pressure, humidity and the like and possible pollution;

7. the label is arranged on the upper surface of the face adhesive layer, so that the guidance significance is achieved, a user can clearly record the use time of the patch, and the use time of the patch is reminded; the repair direction indication arrow is convenient for a repair operator to operate correctly, and the direction of the patch is ensured to be consistent with the direction of the cord of the radial tire.

8. The patch surface integrated into one piece has the radian, and when the tire pressurized, both ends back up coat made the surface smooth transition, made to act on the patch face rubber layer shearing force to reduce, prolongs its life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the cold-sticking patch of the present invention.

Wherein:

1. a surface glue layer; 2. a semi-vulcanized layer; 3. a protective layer; 4. a fabric reinforcement layer; 5. reinforcing layers at two ends; 6. a label;

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, the cold-bond patch is of a multi-layer structure, is integrally formed, is arc-shaped, and comprises a surface adhesive layer 1, a fabric reinforcing layer 4, two-end reinforcing layers 5, a semi-vulcanized layer 2 and a protective layer 3, wherein the protective layer 3, the semi-vulcanized layer 2 and the surface adhesive layer 1 are sequentially arranged from bottom to top, the fabric reinforcing layer 4 is arranged below the surface adhesive layer 1, the two-end reinforcing layers 5 are arranged at the middle positions of the surface adhesive layer 1 and the fabric reinforcing layer 4, the surface adhesive layer 1 is a wear-resistant rubber material with certain elastic stretch, is resistant to dynamic fatigue, and can effectively avoid air leakage and pressure release in a repair area; the fabric reinforcing layer 4 is one or more fabrics with a crossed structure, and a large-size fabric covering layer inside the patch can reinforce the strength of the patch and reduce the bulge risk to the minimum; the reinforcing layers 5 at the two ends are made of rubber with moderate elasticity, wear resistance and hardness, the unique multilayer structure can reinforce the section and is positioned between the surface rubber layer 1 and the fabric reinforcing layer 4, and the surface rubber layer 1 is prevented from being torn due to the fact that the surface rubber layer 1 is punctured by the patch fabric reinforcing layer 4 due to direct contact with the surface rubber layer 1 in the running process of the tire; the semi-vulcanized layer 2 is blue rubber in a semi-vulcanized state, is matched with a whole set of cold bonding technology of a matched cold vulcanizing agent, automatically finishes the positive vulcanization process in the running process, can be completely attached to the surface rubber layer 1, has high strength, is not separated, can quickly generate chemical reaction with the matched cold vulcanizing agent, and is quickly integrated with the inner wall of the tire; the protective layer 3 is a resin film for protecting the semi-vulcanized layer 2 from the influence of ambient temperature, pressure, humidity, etc. and possible contamination;

in the embodiment, the patch is characterized by further comprising a label 6, wherein the label 6 is arranged on the upper surface of the face adhesive layer 1, the label 6 comprises a patch direction indicating arrow and a patch time filling column, and the label 6 is arranged on the upper surface of the face adhesive layer 1, so that the label has a guiding significance, a client can clearly record the patch use time, and the client is reminded of the patch use time; the repair direction indication arrow is convenient for a repair operator to operate correctly, and the direction of the patch is ensured to be consistent with the direction of the cord of the radial tire.

The cold-sticking patch of the utility model can adjust the size according to the size of the wound of the tire; the fabric reinforcing layer 4 may use other more wear resistant materials or may be reinforced by increasing the number or thickness of layers; the reinforcing layers 5 at the two ends can be synchronously adjusted according to the size of the patch, and the number of layers is increased.

The working mode is as follows:

when repairing the tire, firstly checking the tire, confirming the position of a wound, if foreign matters pricked into the tire exist, removing the foreign matters by using steel pliers, and marking the position of the wound by using a marking wax crayon; aligning the center of the patch to the center of the wound, and drawing a grinding outline by using a marking wax crayon (note that two ends of an arrow on the patch label 6 are required to point to the direction of the toe mouth); spraying a liquid polishing agent on the polishing area; scraping oil stains and dirt in the polished area by using a dirt scraper; polishing the marked area by using a polishing machine; brushing off rubber scraps generated by polishing by using a handle steel wire brush; sucking and removing the ground rubber dust by using a pneumatic dust suction gun; uniformly brushing the matched blue cold vulcanizing agent on a polished surface, and drying; loosening the tension of the tire spreader, removing one half of the protective layer 3 from the middle of the protective layer 3 on the back of the patch, aligning the center of the patch to the center of the wound for bonding, and tearing off the other half of the protective layer 3; after the patch is completely attached, a compaction roller is used for rolling from the center to the periphery, and air between the patch and the tire is discharged; and brushing the sealant for preventing air leakage in all the polished areas.

The utility model discloses a multilayer structure integrated into one piece, bonding strength is high, and whole shape is the arc, can laminate better with tire inner wall curve, and does not need the curing equipment that the thermosulfurization was repaired, and energy resource consumption is low, can not cause the injury to the tire part because of the control problem of time, temperature, pressure, and the atress is uneven in the driving process, and the easy tire burst threatens the problem of safety of traveling, has improved the security that the tire was repaired.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (7)

1. The utility model provides a cold bonding patch, its characterized in that, the patch is multilayer structure integrated into one piece, and wholly is the arc, including face glue film, fabric enhancement layer, both ends back up coat, semi-vulcanization layer and protective layer, semi-vulcanization layer and face glue film are by supreme setting gradually down, the fabric enhancement layer sets up under the face glue film, both ends back up coat sets up at face glue film and fabric enhancement layer intermediate position.

2. A cold bond patch according to claim 1, further comprising a label disposed on the top surface of the face adhesive layer, the label comprising a repair direction indication arrow and a repair time filling column.

3. A cold-bonding patch according to claim 1, wherein the material of the face adhesive layer is rubber.

4. A cold bonding patch according to claim 1, wherein the reinforcing layers are made of rubber.

5. A cold-bond patch according to claim 1, wherein the fabric reinforcing layer is made of a fabric having a cross structure.

6. A cold-bond patch according to claim 1, wherein the semi-vulcanized layer is a semi-vulcanized rubber.

7. A cold bond patch according to claim 1, wherein said protective layer is a resin film.

Images