CN221071791U - Cladding type elastic rubber band wire - Google Patents

Abstract

The utility model discloses a coated elastic rubber band, which has the technical scheme that: the elastic wire comprises an elastic wire body, wherein the elastic wire body comprises an elastic core and an outer coating layer, the elastic core comprises a plurality of elastic monofilaments, each elastic monofilament is arranged along the length direction of the elastic wire body, and adjacent elastic monofilaments are contacted with each other and bonded with each other; the outer cladding layer is a woven layer and is coated on the periphery of the elastic core, and each elastic monofilament is coated inside. The elastic performance of the elastic thread is improved, and the integral stability of the elastic thread is maintained.

Description

Cladding type elastic rubber band wire

Technical Field

The utility model relates to the technical field of textile, in particular to a coated elastic rubber band wire.

Background

The elastic rubber band mainly takes elastic rubber as an inner core, and the outside is coated with the current material of fiber, and is usually used for rebound tightening effect at the edge of the apparel, socks and the like.

The elastic performance of the elastic cord is mainly determined by the elastic inner core inside the elastic cord, and in order to increase the elastic performance of the elastic cord, a thicker elastic inner core is generally selected so that the elastic cord has a better elastic effect as a whole.

In addition, in order to increase the elastic performance, a mode of mutually combining a plurality of elastic monofilaments is generally adopted by part of the elastic rubber strings, so that the elastic rubber strings have good elastic effect. However, the elastic monofilament in the form is relatively loose in connection state, is limited by the winding of the yarns at the periphery, is easy to generate unstable conditions in the use process, and particularly at the end part of the elastic cord, a single elastic monofilament is easy to pull out from the end part of the elastic cord, so that the stability and the service life of the whole elastic cord are affected.

There is therefore a need to propose a new solution to this problem.

Disclosure of utility model

The utility model aims to solve the problems and provide a coated elastic yarn which improves the elastic performance of the elastic yarn and keeps the overall stability.

The technical aim of the utility model is realized by the following technical scheme: the coated elastic cord comprises an elastic cord body, wherein the elastic cord body comprises an elastic core and an outer coating layer, the elastic core comprises a plurality of elastic monofilaments, each elastic monofilament is arranged along the length direction of the elastic cord body, and adjacent elastic monofilaments are contacted with each other and bonded with each other; the outer cladding layer is a woven layer and is coated on the periphery of the elastic core, and each elastic monofilament is coated inside.

The utility model further provides that the outer cladding is woven from polyester fibers to form an annular structure.

The utility model is further arranged that in the elastic core, each elastic monofilament is provided with a plurality of bonding points along the length direction rope; at the bonding point, the elastic monofilaments are bonded into a whole.

The utility model further provides that the bonding points are uniformly distributed along the length direction of the elastic monofilament.

The utility model is further arranged that at the bonding point, the inner periphery of the outer cladding layer is bonded with the surface of the elastic core, and the inner periphery of the outer cladding layer is bonded with the inner cladding layer of the elastic monofilament.

The elastic monofilament further comprises an elastic filament and an inner coating layer, wherein the inner coating layer is wound and coated on the elastic filament.

The utility model further provides that the rubber band yarns are made of rubber materials, the inner coating layer comprises a plurality of polyester fibers, and the polyester fibers are wound and coated on the rubber band yarns.

The utility model further provides that the elastic core further comprises a plurality of elastic fibers, and each elastic fiber is also arranged along the length direction of the elastic wire body.

In summary, the utility model has the following beneficial effects:

Through in the middle of the elasticity rubber band, set up the elasticity core of constituteing jointly of many elasticity monofilaments, play the flexible effect of elasticity jointly, and then can promote the resilience effect of whole elasticity rubber band. And the adjacent elastic monofilaments are contacted with each other and bonded with each other, so that connection points can be formed among the elastic monofilaments, and then the elastic monofilaments can be conducted and received with each other in the elastic stretching process, so that the elastic filaments are in an overall elastic tension state. In addition, because bonding points exist between the elastic monofilaments, after a certain elastic monofilament is pulled, the elastic monofilament can be limited by other elastic monofilaments, and the situation that the elastic thread is locally pulled out to be damaged can be reduced.

Drawings

FIG. 1 is a schematic diagram of a covered elastic cord according to the present utility model;

FIG. 2 is a schematic diagram of the spring core of the present utility model;

Fig. 3 is a schematic structural view of the elastic core in the length direction.

Reference numerals: 1. an elastic core; 2. an outer coating layer; 3. an elastic monofilament; 31. elastic threads; 32. an inner cladding layer; 41. bonding points; 42. loose segments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment discloses cladding formula elasticity rubber band, as shown in fig. 1, 2, including the elasticity line body, the elasticity line body includes elasticity core 1 and outer coating 2, and elasticity core 1 is located the intermediate position, and outer coating 2 then cladding is in the periphery, with elasticity core 1 cladding.

The elastic core 1 comprises a plurality of elastic monofilaments 3, and each elastic monofilament 3 is distributed along the length direction of the elastic thread body. The outer cladding layer 2 is a braiding layer and is braided by polyester fibers to form an annular structure; the outer cladding layer 2 of annular structure is coated on the periphery of the elastic core 1, and each elastic monofilament is coated inside.

In the elastic cord, its inside is constituteed jointly by many elasticity monofilaments 3, plays the flexible effect of elasticity jointly, and then can promote the resilience effect of whole elastic cord.

In the elastic core 1, adjacent elastic monofilaments 3 are contacted with each other and bonded with each other, so that connection points can be formed between the elastic monofilaments 3, and then the elastic monofilaments can be conducted and received with each other in the elastic stretching process, and the whole elastic tension state is formed.

As shown in fig. 2 and 3, in the elastic core 1, a plurality of bonding points 41 are formed in the longitudinal string of each elastic monofilament 3, and the elastic monofilaments 3 are bonded to each other at the bonding points 41. For the elastic monofilaments 3, the bonding structures are distributed in a punctiform structure, the bonding points 41 are mutually adhered through the adhesive, loose sections 42 are formed at positions between the adjacent bonding points 41, the elastic monofilaments 3 in the loose sections 42 are in relatively independent states, and can be flexibly deformed in a deformation manner, so that the elastic core 1 can be freely deformed in an elastic stretching process, and the situation that elastic threads are excessively hard as a whole due to complete adhesion between the elastic monofilaments 3 is avoided.

As for the distribution positions of the bonding points 41, the bonding points 41 are generally uniformly distributed along the length direction of the elastic monofilament 3, and the bonding points 41 are formed at intervals of 10 cm to 15cm, and the length of each bonding point 41 is 0.3 cm to 0.5cm.

After the coated elastic cord is cut short, the elastic monofilaments 3 inside the coated elastic cord are exposed from the outer coating layer 2, and a loose state is formed at the section position. Because the bonding points 41 exist among the elastic monofilaments 3, the elastic monofilaments 3 can be connected, an integral body is formed at the bonding points 41, and further the situation that one elastic monofilament 3 is pulled out can be avoided, and further the defect that the elastic thread forms a spreading point at the section to affect the whole elastic thread is avoided.

As shown in fig. 2, the elastic monofilament 3 also adopts an inner and outer double-layer composite structure, including an elastic yarn 31 and an inner coating layer 32, wherein the elastic yarn 31 is located at a middle position, and a rubber material with good elasticity can be specifically adopted. The inner coating layer 32 is wrapped around the periphery of the elastic yarn 31, and the inner coating layer 32 comprises a plurality of polyester fibers wrapped around the periphery of the elastic yarn 31 to form an elastic inner coating layer 32.

By coating the elastic monofilament 3 with the inner coating layer 32, the maximum deformation amount of the elastic monofilament 3 can be limited, and the elastic monofilament 3 is prevented from being excessively stretched, so that the elastic monofilament 3 is prevented from being damaged and broken. In addition, the elastic monofilaments 3 can be bonded more stably by means of the inner coating layers 32, specifically, at the bonding points 41, the inner coating layers 32 are bonded with each other, the inner coating layers 32 are wound in a limited manner, and the inner coating layers 32 have larger contact bonding, so that the bonding contact area between the elastic monofilaments 3 can be increased, and the bonding stability and bonding strength performance between the elastic monofilaments 3 are improved.

Further, the inner periphery of the outer cladding layer 2 and the surface of the elastic core 1, that is, the inner periphery of the outer cladding layer 2 and the surface of the inner cladding layer 32 are bonded to each other, and at the bonding point 41, the outer cladding layer 2 on the outer periphery can be bonded, so that the elastic core 1 and the outer cladding layer 2 can form a bonding stress position, and the elastic thread can realize overall stress.

The embodiment also discloses another cladding elastic rubber band thread, which is further designed on the basis of the embodiment. In the elastic thread, the elastic core 1 further comprises a plurality of elastic fibers, and each elastic fiber is also arranged along the length direction of the elastic thread body.

The elastic fiber can be spandex fiber, the spandex limit also has good elastic performance, and a plurality of spandex fibers are arranged in the elastic core 1 and can also strengthen and supplement the overall elastic performance of the elastic core 1. Specifically, the spandex limit can be distributed at the position of the peripheral edge of the elastic core 1, so that the connection state between the elastic monofilaments 3 is not affected.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (8)

1. The coated elastic cord comprises an elastic cord body, and is characterized in that the elastic cord body comprises an elastic core (1) and an outer coating layer (2), the elastic core (1) comprises a plurality of elastic monofilaments (3), each elastic monofilament (3) is arranged along the length direction of the elastic cord body, and adjacent elastic monofilaments (3) are contacted with each other and bonded with each other; the outer cladding layer (2) is a woven layer and is coated on the periphery of the elastic core (1), and each elastic monofilament is coated inside.

2. A covered elastic cord according to claim 1, characterized in that the outer cover layer (2) is woven from polyester fibres forming a ring-shaped structure.

3. A covered elastic cord according to claim 1, characterized in that in the elastic core (1), each elastic monofilament (3) is formed with several bonding points (41) along the length direction cord; at the bonding point (41), the elastic monofilaments (3) are bonded together.

4. A covered elastic cord according to claim 3, characterized in that said bonding points (41) are uniformly distributed along the length of the elastic monofilament (3).

5. A covered elastic cord according to claim 3, characterized in that at said bonding point (41) the inner periphery of the outer covering layer (2) is bonded to the surface of the elastic core (1) and the inner periphery of the outer covering layer (2) is bonded to the inner covering layer (32) of the elastic monofilament (3).

6. A covered elastic yarn as claimed in claim 1, characterized in that said elastic monofilament (3) comprises an elastic yarn (31) and an inner cover (32), said inner cover (32) being wrapped around said elastic yarn (31).

7. The covered elastic rubber band thread according to claim 6, characterized in that the elastic rubber band thread (31) is made of rubber material, the inner covering layer (32) comprises a plurality of polyester fibers, and the polyester fibers are wrapped on the elastic rubber band thread (31).

8. A covered elastic cord according to claim 1, characterized in that the elastic core (1) further comprises a plurality of elastic fibers, each elastic fiber being also arranged along the length direction of the elastic cord body.