CN212380880U

CN212380880U - High-strength insulating sleeve for automobile

Info

Publication number: CN212380880U
Application number: CN202021271308.7U
Authority: CN
Inventors: 冯霞芳
Original assignee: Zhuji Wanjiang Machinery Co ltd
Current assignee: Zhuji Wanjiang Machinery Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-01-19
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a protective case especially relates to a high strength is insulation support for car. The high-strength insulating sleeve for the automobile comprises a pipe body, wherein an inner liner is arranged outside the pipe body, a framework layer is arranged outside the inner liner, a protective layer is arranged outside the framework layer, an acrylic acid covering layer is arranged outside the protective layer, the inner liner is composed of a thin-wall polyurethane adhesive layer and a polyurethane waterproof layer, the framework layer is formed by weaving warp yarns and weft yarns, the warp yarns are stranded polyester monofilaments and jet filaments, and the protective layer sequentially comprises a first reinforcing layer, a first sheath layer, a second reinforcing layer and a second sheath layer from inside to outside. The inner liner layer and the framework layer are used as a supporting structure, so that the integral structural strength of the sleeve is effectively enhanced. The protective layer adopts multilayer structure and has set up the strengthening rib in that, has further strengthened the whole axial of sleeve pipe and the structural strength of circumference. The body adopts strip spiral winding to form and is provided with the wearing layer, has also prolonged life when guaranteeing structural strength.

Description

High-strength insulating sleeve for automobile

Technical Field

The utility model belongs to a protective case especially relates to a high strength is insulation support for car.

Background

The automobile is generally in our life, and along with the improvement of safety consciousness of people, the performance requirement on the automobile wire is gradually improved.

Chinese utility model patent with publication number CN207339165U discloses a sleeve pipe for car high tension line, including being used for protecting the high tension line in the car, the sleeve pipe cover is located high tension line is peripheral, the sleeve pipe includes: the sleeve layer, the fabric layer, the top layer that from inside to outside set gradually, wherein, the material on sleeve layer, fabric layer is artificial fiber, the top layer is grid fretwork form. The sleeve is harder and has better insulativity than the traditional wear-resistant adhesive tape; the middle part is a man-made fiber fabric layer, and the design of the double layers of man-made fibers can better protect the high-voltage wire of the automobile; the outmost layer is the top layer, and the artificial fiber casing pipe is more wear-resistant by adopting the grid hollow design, so that a certain anti-seismic effect is achieved.

The sleeve of the above patent has insufficient strength in spite of its insulating property and wear resistance, and is in danger of breakage when being impacted by external force, and there is a need for an insulating sleeve having high strength while having good insulating property.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem who exists to the aforesaid, provide an insulation support that has higher intensity when having good insulating properties.

The purpose of the utility model is realized like this: the utility model provides a high strength is insulation support for car, includes the body, and the body is equipped with the inner liner outward, and the inner liner is equipped with the casing outside the casing, and the casing is equipped with the protective layer outward, and the protective layer is equipped with the acrylic acid overburden outward, and the inner liner comprises thin wall polyurethane adhesive linkage and polyurethane waterproof layer, the casing is woven by warp and weft and is formed, and warp is the polyester monofilament that plys, and weft is polyester monofilament and jet flow long filament, and the protective layer from interior to exterior includes first enhancement layer, first restrictive coating, second enhancement layer and second restrictive coating in proper order.

By adopting the technical scheme, the inner liner is formed by double extrusion and common molding of the thin-wall polyurethane adhesive layer and the polyurethane waterproof layer, the framework layer is woven by fibers and fixedly wrapped on the periphery of the inner liner, and the framework layer can be used as a supporting structure to reinforce the structural strength of the sleeve. The protective layer comprises first enhancement layer, second enhancement layer, first restrictive coating and second restrictive coating, and first restrictive coating and second restrictive coating are made by polyurethane elastic material, have good wear-resisting, corrosion resistance and higher compliance, can effectively strengthen the holistic structural strength of sleeve pipe. The structural design of the double-layer reinforcing layer can effectively improve the overall anti-pulling performance of the sleeve, and the sleeve is not easy to be pulled and torn off under the impact of external force. The polypropylene covering layer is a water-based polypropylene covering layer, so that the coating is safer and more environment-friendly.

The utility model discloses further set up to: the first enhancement layer is including covering the first carrier circle outside the skeleton layer, and the first strengthening rib has evenly been arranged to the internal circumference in first carrier circle, and the second enhancement layer is including covering the second carrier circle outside first sheath layer, and the internal circumference in second carrier circle has evenly arranged the second strengthening rib.

By adopting the technical scheme, the first carrier ring and the second carrier ring are made of polypropylene materials, and the first reinforcing ribs in the first carrier ring and the second reinforcing ribs in the second carrier ring can enhance the axial structural strength of the sleeve and enhance the integral anti-pulling capacity of the sleeve; simultaneously first strengthening rib and the equal circumference of second strengthening rib are evenly arranged, can strengthen the axial structural strength of sleeve pipe, strengthen sheathed tube antitorque distortion ability, further with the holistic structural strength of strong sleeve pipe.

The utility model discloses further set up to: the number of the first reinforcing ribs is the same as that of the second reinforcing ribs, the first reinforcing ribs and the second reinforcing ribs correspond to each other one by one, and the axes of the corresponding first reinforcing ribs and the axes of the corresponding second reinforcing ribs are located on the same plane as the axis of the pipe body.

Through adopting above-mentioned technical scheme, make first strengthening rib and second strengthening rib be radial distribution with the axis of body, can guarantee the homogeneity that first strengthening rib and second strengthening rib arranged, guarantee the homogeneity of the whole atress of sleeve pipe, prevent because the damage that the inhomogeneous leads to of sleeve pipe atress.

The utility model discloses further set up to: the pipe body comprises an insulating layer and a wear-resistant layer, and the wear-resistant layer is arranged on the inner surface of the insulating layer.

Through adopting above-mentioned technical scheme, the wearing and tearing between body inner wall and the high tension line crust can be reduced to the wearing layer, extension sheathed tube life, and sheathed tube insulating properties can be guaranteed to the insulating layer.

The utility model discloses further set up to: the pipe body is formed by compounding side-by-side strips through spiral winding along an axis, a first overlapping area and a second overlapping area are arranged on the edges of the strips along the direction of the strips, and the first overlapping area and the second overlapping area between every two adjacent strips are overlapped.

By adopting the technical scheme, the insulating sleeve spirally wound by the strip has a more stable structure, and when the metal strip is inserted into the insulating sleeve, the insulating sleeve is not easy to deform and bend due to the friction force between the insulating sleeve and the high-voltage wire. The first overlapping area and the second overlapping area of adjacent strips are overlapped in a staggered mode, the strips are wrapped layer by layer in the spiral winding process, the strength of the sleeve can be further improved on the premise that the thickness of the sleeve is not increased, and the sleeve can bear external force applied to assembly and is not prone to deformation or damage. The strip forming the insulating layer can be made of any insulating, high-temperature-resistant and flame-retardant material, and the strip forming the wear-resistant layer can be made of any wear-resistant material.

The utility model has the advantages that:

1. the inner liner layer and the framework layer are used as a supporting structure, so that the integral structural strength of the sleeve is effectively enhanced.

2. The protective layer adopts multilayer structure and has set up the strengthening rib in that, has further strengthened the whole axial of sleeve pipe and the structural strength of circumference.

3. The body adopts strip spiral winding to form and is provided with the wearing layer, has also prolonged life when guaranteeing structural strength.

Drawings

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

FIG. 2 is a schematic structural diagram of the protective layer of the present invention;

fig. 3 is a schematic structural view of the tube body of the present invention;

wherein the reference numerals are: 1. a pipe body; 11. a strip of material; 2. an inner liner layer; 3. a framework layer; 4. a protective layer; 41. a first reinforcing layer; 411. a first carrier ring; 412. a first reinforcing rib; 42. a first jacket layer; 43. a second reinforcing layer; 431. a second carrier ring; 432. a second reinforcing rib; 44. a second jacket layer; 5; a polypropylene cover layer.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution of the embodiment of the present invention is described clearly and completely with reference to fig. 1 to 3 below:

the utility model provides a high strength is insulation support for car, includes body 1, and body 1 is equipped with inner liner 2 outward, and inner liner 2 is equipped with casing ply 3 outward, and casing ply 3 is equipped with protective layer 4 outward, and protective layer 4 is equipped with the acrylic acid overburden outward, and inner liner 2 comprises thin wall polyurethane adhesive linkage layer and polyurethane waterproof layer, casing ply 3 is woven by warp and weft and forms, and warp is the polyester monofilament that plys, and weft is polyester monofilament and jet flow long filament, and protective layer 4 includes first enhancement layer 41, first restrictive coating 42, second enhancement layer 43 and second restrictive coating 44 from interior to exterior in proper order. The inner liner layer 2 is formed by double extrusion and common molding of a thin-wall polyurethane adhesive layer and a polyurethane waterproof layer, and the framework layer 3 is formed by weaving fibers and fixedly coated on the periphery of the inner liner layer 2 and can be used as a supporting structure to reinforce the structural strength of the sleeve. The protective layer 4 is composed of a first reinforcing layer 41, a second reinforcing layer 43, a first sheath layer 42 and a second sheath layer 44, the first sheath layer 42 and the second sheath layer 44 are made of polyurethane elastic materials, and the sleeve is good in wear resistance, corrosion resistance and softness and capable of effectively reinforcing the overall structural strength of the sleeve. The structural design of the double-layer reinforcing layer can effectively improve the overall anti-pulling performance of the sleeve, and the sleeve is not easy to be pulled and torn off under the impact of external force. The polypropylene covering layer 5 is a water-based polypropylene covering layer 5, so that the coating is safer and more environment-friendly.

The first reinforcing layer 41 comprises a first carrier ring 411 covered outside the framework layer 3, first reinforcing ribs 412 are uniformly arranged in the circumferential direction of the first carrier ring 411, the second reinforcing layer 43 comprises a second carrier ring 431 covered outside the first sheath layer 42, and second reinforcing ribs 432 are uniformly arranged in the circumferential direction of the second carrier ring 431. The first carrier ring 411 and the second carrier ring 431 are made of polypropylene materials, and the first reinforcing ribs 412 in the first carrier ring 411 and the second reinforcing ribs 432 in the second carrier ring 431 can reinforce the axial structural strength of the sleeve and enhance the integral anti-pulling capacity of the sleeve; simultaneously first strengthening rib 412 and the equal circumference of second strengthening rib 432 are evenly arranged, can strengthen the axial structural strength of sleeve pipe, strengthen the antitorque ability of sleeve pipe, further will strengthen the holistic structural strength of sleeve pipe.

The number of the first reinforcing ribs 412 is the same as that of the second reinforcing ribs 432, and the first reinforcing ribs 412 and the second reinforcing ribs 432 are in one-to-one correspondence, and the axes of the first reinforcing ribs 412 and the second reinforcing ribs 432 are located on the same plane as the axis of the pipe body 1. The first reinforcing rib 412 and the second reinforcing rib 432 are radially distributed along the axis of the pipe body 1, so that the arrangement uniformity of the first reinforcing rib 412 and the second reinforcing rib 432 can be ensured, the uniformity of the overall stress of the sleeve is ensured, and the damage caused by the non-uniformity of the stress of the sleeve is prevented.

The pipe body 1 comprises an insulating layer and a wear-resistant layer, and the wear-resistant layer is arranged on the inner surface of the insulating layer. The wearing layer can reduce the wearing and tearing between 1 inner wall of body and the high tension line crust, extension sheathed tube life, and sheathed tube insulating properties can be guaranteed to the insulating layer.

The pipe body 1 is formed by compounding side-by-side strips 11 by spirally winding along an axis, the edges of the strips 11 are provided with a first overlapping area and a second overlapping area along the direction of the strips 11, and the first overlapping area and the second overlapping area between the adjacent strips 11 are overlapped with each other. The insulating sleeve spirally wound by the strip 11 has a more stable structure, and when the metal strip is inserted into the insulating sleeve, the insulating sleeve is not easily deformed or bent due to the friction force between the insulating sleeve and the high-voltage wire. The first overlapping area and the second overlapping area of the adjacent strips 11 are overlapped in a staggered mode, the strips 11 are wrapped layer by layer in the spiral winding process, the strength of the sleeve can be further improved on the premise that the thickness of the sleeve is not increased, and the sleeve can bear external force applied to assembly and is not prone to deformation or damage. The strip 11 forming the insulating layer can be made of any insulating, high-temperature-resistant and flame-retardant material, and the strip 11 forming the wear-resistant layer can be made of any wear-resistant material.

The above embodiments are only preferred embodiments of the present invention, not all embodiments, and other embodiments obtained based on the above embodiments by those skilled in the art without any creative work shall fall within the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a high strength is insulation support for car, includes body (1), its characterized in that, body (1) is equipped with inner liner (2) outward, and inner liner (2) are equipped with casing ply (3) outward, and casing ply (3) are equipped with protective layer (4) outward, and protective layer (4) are equipped with the acrylic acid overburden outward, inner liner (2) comprise thin wall polyurethane adhesive linkage layer and polyurethane waterproof layer, casing ply (3) are woven by warp and weft and are formed, warp is the polyester yarn that plys, weft is polyester monofilament and jet flow long filament, protective layer (4) from interior to exterior include first enhancement layer (41), first restrictive coating (42), second enhancement layer (43) and second restrictive coating (44) in proper order.

2. A high-strength automotive bushing according to claim 1, wherein the first reinforcing layer (41) includes a first carrier ring (411) covering the outside of the carcass layer (3), first reinforcing ribs (412) are uniformly arranged in the inner circumference of the first carrier ring (411), the second reinforcing layer (43) includes a second carrier ring (431) covering the outside of the first sheathing layer (42), and second reinforcing ribs (432) are uniformly arranged in the inner circumference of the second carrier ring (431).

3. The high-strength automobile bushing according to claim 2, wherein the number of the first ribs (412) is the same as the number of the second ribs (432), and the first ribs (412) and the second ribs (432) correspond to each other one by one, and the axes of the first ribs (412) and the second ribs (432) are located on the same plane as the axis of the pipe body (1).

4. The high-strength automotive bushing according to claim 1, wherein said tubular body (1) comprises an insulating layer and a wear-resistant layer, said wear-resistant layer being disposed on an inner surface of the insulating layer.

5. A high-strength insulating sleeve for automobiles according to claim 4, characterized in that said tubular body (1) is compounded by spirally winding strips (11) side by side along an axis, the edges of said strips (11) being provided with a first overlapping area and a second overlapping area along the direction of the strips (11), the first overlapping area and the second overlapping area between adjacent strips (11) overlapping each other.