CN219345753U

CN219345753U - High flame-retardant oil-resistant silica gel glass fiber knitted tube

Info

Publication number: CN219345753U
Application number: CN202222868266.0U
Authority: CN
Inventors: 马仕兴; 钱晓华; 马文岱; 钱子煜
Original assignee: Jiangyin Qianlima Electrical Material Co ltd
Current assignee: Jiangyin Qianlima Electrical Material Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-07-14
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a high-flame-retardant oil-resistant silica gel glass fiber knitted tube, which relates to the field of knitted tubes and comprises a tube body, wherein a plurality of corrugated sections are arranged on the tube body at equal intervals, limiting wires are embedded in the corrugated sections, fixing rings are fixed at two ends of the limiting wires, the fixing rings are arranged at two ends of the corrugated sections and are embedded on the outer side wall of the tube body, the tube body comprises an inner layer tube, an oil-repellent layer is sprayed on the inner side of the inner layer tube, a framework layer is sleeved on the outer side of the inner layer tube, and an outer layer tube is sleeved on the outer side of the framework layer. According to the utility model, the pipe body is provided with the plurality of equidistant corrugated sections, the corrugated sections are arranged to enable the pipeline of the device to have an elastic structure, when the pipe body is stressed, the corrugated sections can be deformed under stress and cannot be broken, and the limiting wires in the corrugated sections are matched with the fixing rings to play a limiting role, so that the corrugated sections are prevented from being pulled to the limit and damaged.

Description

High flame-retardant oil-resistant silica gel glass fiber knitted tube

Technical Field

The utility model relates to the field of knitted tubes, in particular to a high-flame-retardance oil-resistant silica gel glass fiber knitted tube.

Background

The knitted structure rubber tube is widely applied to the fields of automobile cooling hose systems, turbocharging hose systems and the like. Enterprises such as an automobile host factory and an engine factory are taken as users of the knitted rubber pipe, corresponding standard requirements are provided for the service condition of the knitted rubber pipe, and the knitted rubber pipe production enterprises provide products meeting the standard requirements. The knitted rubber pipe sequentially comprises an inner layer pipe body, a framework layer and an outer layer pipe body from inside to outside; the utility model discloses a knitting rubber tube, including the knitting rubber tube, the inside is gone into in the use, can produce pressure (also can be called internal pressure) to the pipeline wall after its inside lets in liquid, the skeleton layer mainly used bears internal pressure, the skeleton layer is grid structure, and its length width direction can produce the interaction force under the internal pressure effect and prevent knitting rubber tube breaks.

In the utility model patent with the publication number of CN209876184U, a knitted hose comprises an inner layer pipe body, a framework layer and an outer layer pipe body; the rigidity of the framework layer is greater than that of the inner layer pipe body and that of the outer layer pipe body, the framework layer comprises at least two rows of knitting line bodies in the axial direction of the knitted rubber pipe, each two adjacent rows of knitting line bodies are spirally wound to form a row of knitting units, each row of knitting units comprises at least two knitting grids, and when internal pressure exists in the inner layer pipe body, the knitting grids are stressed equally in the width direction and the length direction, so that the framework layer is stressed equally in the circumferential direction and the axial direction.

The knitted hose improves the stress balance to a certain extent, but when the knitted hose is subjected to larger tensile force, the hose body is easy to break, the normal use of a pipeline is affected, and the oil resistance and the flame retardance of the existing knitted hose are poor. Therefore, it is necessary to invent a high flame retardant oil resistant silica gel glass fiber knitted tube to solve the above problems.

Disclosure of Invention

The utility model aims to provide a high-flame-retardance oil-resistant silica gel glass fiber knitted tube so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high fire-retardant resistant oily silica gel glass fiber knitting pipe, includes the body, equidistant a plurality of ripple sections that are provided with on the body, the inside of ripple section is inlayed and is had spacing silk, the both ends of spacing silk all are fixed with solid fixed ring, gu fixed ring sets up in the both ends of ripple section, and gu fixed ring inlays on the lateral wall of body, the body includes the inlayer pipe, the inboard spraying of inlayer pipe has the oleophobic layer, the skeleton layer has been cup jointed in the outside of inlayer pipe, the inlayer pipe has been cup jointed in the outside of skeleton layer.

Preferably, the inner layer pipe and the outer layer pipe are both made of chlorinated polyethylene materials, the limiting wires are arranged as thin steel wires, and the oleophobic layer is an oleophobic coating.

Preferably, a plurality of grooves distributed in an annular array are formed in the outer side of the pipe body, flame-retardant blocks are inlaid in the grooves, and the flame-retardant blocks are formed by bonding flame-retardant materials.

Preferably, the skeleton layer comprises a knitted fabric with a three-dimensional tissue structure, the middle part of the knitted fabric is coated with a reinforcing plate, and the reinforcing plate is of an arc-shaped structure.

Preferably, a plurality of reinforcing plates are arranged, the plurality of reinforcing plates are distributed in an annular array, two adjacent reinforcing plates are connected through a connecting net layer,

preferably, the inner wall of the outer layer pipe is embedded with a plurality of reinforcing wires, and the reinforcing wires are distributed in an annular array.

The utility model has the technical effects and advantages that:

according to the utility model, the pipe body is provided with the plurality of equidistant corrugated sections, the corrugated sections are arranged to enable the pipeline of the device to have an elastic structure, when the pipe body is stressed and deformed, the pipe body cannot be broken by tension, the limiting wires in the corrugated sections are matched with the fixing rings to play a limiting role, the corrugated sections are prevented from being pulled to the limit and damaged, the framework layer is arranged in the pipe body and is formed by knitting a knitted fabric, the inner part of the knitted fabric is coated with the plurality of reinforcing plates, the two adjacent reinforcing plates are connected through the connecting net layer, a good protection effect is achieved, the compression resistance of the inner layer pipe is improved, the reinforcing wires on the inner side of the outer layer pipe improve the whole tensile strength of the pipe body, and the pipe body cannot be broken easily under external force.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic cross-sectional view of a corrugated segment structure of the present utility model.

FIG. 3 is a schematic cross-sectional view of a flame retardant block according to the present utility model.

FIG. 4 is a schematic cross-sectional view of a tube structure according to the present utility model.

In the figure: 1. a tube body; 2. a corrugated section; 3. a limiting wire; 4. a fixing ring; 5. an inner layer tube; 6. an oleophobic layer; 7. an outer layer tube; 8. a groove; 9. a flame retardant block; 10. a knitted fabric; 11. a reinforcing plate; 12. connecting the net layers; 13. reinforcing wires.

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 utility model provides a high flame-retardant oil-resistant silica gel glass fiber knitted tube as shown in figures 1-4, which comprises a tube body 1, wherein a plurality of corrugated sections 2 are arranged on the tube body 1 at equal intervals, limiting wires 3 are embedded in the corrugated sections 2, the limiting wires 3 are arranged as thin steel wires, fixing rings 4 are fixed at two ends of the limiting wires 3, the fixing rings 4 are arranged at two ends of the corrugated sections 2, and the fixing rings 4 are embedded on the outer side wall of the tube body 1.

Specifically, body 1 includes inlayer pipe 5, a plurality of recess 8 that are annular array and distribute are offered in the outside of body 1, the inside of recess 8 is inlayed and is had fire-retardant piece 9, fire-retardant piece 9 is formed by fire-retardant material bonding, fire-retardant piece 9's setting has improved the fire resistance of pipeline, the inboard spraying of inlayer pipe 5 has oleophobic layer 6, oleophobic layer 6 is oleophobic coating, the oil resistance of this device has been improved, the skeleton layer has been cup jointed in the outside of inlayer pipe 5, outer pipe 7 has been cup jointed in the outside of skeleton layer, inlayed on the inner wall of outer pipe 7 and has been strengthened silk 13, strengthen silk 13 and be provided with many, many strengthen silk 13 and be annular array and distribute, the holistic tensile strength of body 1 has been improved in the setting up of many strengthen silk 13, make body 1 can not fracture under external force easily.

More specifically, the framework layer is including setting up the knitting 10 that is three-dimensional structure, and the middle part cladding of knitting 10 has reinforcing plate 11, and reinforcing plate 11 sets up to the arc structure, and reinforcing plate 11 is provided with a plurality ofly, and a plurality of reinforcing plates 11 are annular array and distribute, and a plurality of reinforcing plates 11 cooperation has improved the compressive strength of inlayer pipe 5, and the through-hole that connects net layer 12 both ends all through the rope knot and reinforcing plate 11 both ends is connected through connecting net layer 12 between two adjacent reinforcing plates 11.

According to the utility model, the pipe body 1 is provided with the plurality of equidistant corrugated sections 2, the corrugated sections 2 are arranged to enable the pipeline of the device to have an elastic structure, when the pipe body 1 is stressed, the corrugated sections 2 can be deformed under stress and cannot be broken, the limiting wires 3 in the corrugated sections 2 are matched with the fixing rings 4 to play a limiting role, the corrugated sections 2 are prevented from being limited and damaged, the pipe body 1 is internally provided with the skeleton layer which is formed by knitting the knitted fabric 10, the knitted fabric 10 is internally coated with the plurality of reinforcing plates 11, the two adjacent reinforcing plates 11 are connected through the connecting net layer 12, so that the anti-compression performance of the inner pipe 5 is improved, and the reinforcing wires 13 at the inner side of the outer pipe 7 improve the whole tensile strength of the pipe body 1 and cannot be easily broken under external force.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The high flame-retardant oil-resistant silica gel glass fiber knitted tube comprises a tube body (1), and is characterized in that: equidistant a plurality of ripple sections (2) that are provided with on body (1), the inside of ripple section (2) is inlayed and is had spacing silk (3), the both ends of spacing silk (3) all are fixed with solid fixed ring (4), gu fixed ring (4) set up in the both ends of ripple section (2), and gu fixed ring (4) inlay on the lateral wall of body (1), body (1) include inlayer pipe (5), the inboard spraying of inlayer pipe (5) has oleophobic layer (6), the outside of inlayer pipe (5) has cup jointed the skeleton layer, outer pipe (7) have been cup jointed in the outside of skeleton layer.

2. The high flame retardant oil resistant silica gel glass fiber knitted tube of claim 1, wherein: the inner layer tube (5) and the outer layer tube (7) are made of chlorinated polyethylene materials, the limiting wire (3) is arranged to be a thin steel wire, and the oleophobic layer (6) is an oleophobic coating.

3. The high flame retardant oil resistant silica gel glass fiber knitted tube of claim 2, wherein: the pipe body (1) is provided with a plurality of grooves (8) distributed in an annular array, flame-retardant blocks (9) are embedded in the grooves (8), and the flame-retardant blocks (9) are formed by bonding flame-retardant materials.

4. A highly flame retardant oil resistant silica gel fiberglass knitted tube according to claim 3, wherein: the framework layer comprises a knitted fabric (10) which is arranged to be of a three-dimensional tissue structure, the middle part of the knitted fabric (10) is coated with a reinforcing plate (11), and the reinforcing plate (11) is arranged to be of an arc-shaped structure.

5. The high flame retardant oil resistant silica gel glass fiber knitted tube of claim 4, wherein: the reinforcing plates (11) are arranged in a plurality, the reinforcing plates (11) are distributed in an annular array, and two adjacent reinforcing plates (11) are connected through a connecting net layer (12).

6. The high flame retardant oil resistant silica gel glass fiber knitted tube of claim 5, wherein: reinforcing wires (13) are embedded on the inner wall of the outer layer tube (7), a plurality of reinforcing wires (13) are arranged, and the reinforcing wires (13) are distributed in an annular array.