Tensile armored hose

Abstract

The utility model relates to the technical field of material science, and discloses a tensile armored hose which comprises an inner-layer pipe, a supporting assembly, a tensile assembly, an elastic assembly and an outer-layer pipe. A supporting assembly is fixedly arranged outside the inner-layer pipe, and a tensile assembly is fixedly connected to the supporting assembly. The elastic assembly is arranged on the outer side of the supporting assembly and arranged on the outer layer pipe. According to the supporting assembly arranged outside the inner-layer pipe, the supporting blocks and the cylindrical supporting frames are evenly distributed, a foundation is built for the whole, and the structural stability is enhanced; a tensile spring of the tensile assembly is connected between supporting blocks in a matched mode, tensile force can be effectively dispersed, external impact can be buffered, the tensile capacity is greatly improved, and the situation that the hose is roughly damaged due to the fact that local stress is too large can be avoided when the hose deals with extreme working conditions. And stress dispersion is further optimized in response to the tensile spring, and the performance of the hose is enhanced in all directions.

Description

TECHNICAL FIELD

[0001] The utility model relates to material science technology field, concretely is a kind of tensile armoured hose. BACKGROUND

[0002] The patent document with the existing announcement No.CN210344717U discloses a kind of tensile armoured hose, armoured layer is set to the outside of soft tube layer, armoured layer includes the first annular steel band and second annular steel band that same pitch is mutually embedded, the cross section of first annular band is cross-shaped, it includes horizontal part and vertical part, the both ends of horizontal part are equipped with arc ball head;Second annular steel band includes the upper ring band and lower ring band that cross section is symmetrical on both sides, and a plurality of elastic limiting devices, the cross section of upper ring band and lower ring band is rectangular, and both sides are symmetrically provided with recess, recess and the shape of arc ball head are matched and embedded;A plurality of elastic limiting devices are evenly spaced in the middle part of second annular steel band, and the both ends thereof are respectively connected with the opposite end surface of upper ring band and lower ring band;Elastic limiting device includes the hook-shaped connecting rod that is rotationally symmetrical along the center, the first end surface of both sides connecting rod is vertically welded with spring, the terminal end surface of connecting rod is respectively vertically welded with the opposite end surface of upper ring band and lower ring band, has the advantages of good tensile resistance, long life, high strength.

[0003] But the above scheme and prior art, most tensile armoured hose still has the problem in structural design, some soft tube lacks the tensile mechanism of multilayer nesting, although single armoured layer can provide certain tensile guarantee, but when facing extreme working condition, it is easy to cause soft tube damage due to local stress, and then cause influence, so it needs to be improved and optimized.

[0004] Therefore, the utility model provides a kind of tensile armoured hose for solving the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of tensile armoured hose to solve the problems raised in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of tensile armoured hose, including inner tube, support assembly, tensile assembly, elastic component, outer tube;

[0007] The support assembly is fixedly connected with the tensile assembly on the support assembly;

[0008] The elastic component is arranged outside the support assembly, and the elastic component is arranged on the outer tube.

[0009] Preferably, the support blocks in the support assembly are evenly arranged on the inner tube, the support blocks are fixedly provided with support frames, and the support frames are cylindrical.

[0010] Preferably, the tensile spring in the tensile assembly is adaptively connected between the support blocks, and the two ends of the tensile spring are fixedly arranged on the support blocks.

[0011] Preferably, the fixed area in the outer tube is fixedly arranged on the support frame, and the fixed area is provided with an elastic area on one side.

[0012] Preferably, the fixed ring in the elastic assembly is fixedly arranged at the two ends in the elastic groove.

[0013] Preferably, the elastic layer in the elastic assembly is uniformly provided with elastic folds, and the elastic folds are arranged at positions corresponding to the tensile spring.

[0014] Compared with the prior art, the utility model has the beneficial effects that: through setting the support assembly outside the inner tube, the uniformly distributed support blocks and the cylindrical support frame can firmly root the whole structure and strengthen the structural stability; the tensile spring of the tensile assembly is adaptively connected between the support blocks, can effectively disperse the tensile force, buffer external impact, greatly improve the tensile capacity, and can avoid damage of the hose caused by excessive local stress in extreme working conditions; the outer tube is provided with a fixed area and an elastic area, and the elastic groove, the fixed ring, the elastic layer and the elastic folds of the elastic assembly are cooperated, which can guarantee flexibility, make the hose can be freely bent, echo the tensile spring, further optimize stress dispersion, and comprehensively enhance the hose performance, thereby providing reliable protection for the conveying medium. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the utility model;

[0016] Figure 2 It is a support assembly cross section schematic view of the utility model;

[0017] Figure 3 It is a tensile assembly structure schematic view of the utility model;

[0018] Figure 4 It is an elastic assembly front side schematic view of the utility model.

[0019] In the drawing: inner tube 1, support assembly 2, tensile assembly 3, elastic assembly 4, outer tube 5, support block 201, support frame 202, tensile spring 301, fixed area 501, elastic area 502, elastic groove 401, fixed ring 402, elastic layer 403, elastic fold 404. PREFERRED EMBODIMENT

[0020] In order to make the purpose, technical scheme of the utility model carry out clearly, complete description, and the advantage is more clear and distinct, the following combining with the drawing to the utility model embodiment carries out further detailed explanation, should understand, the specific embodiment described here is the utility model a part of embodiment, instead of all the embodiment, only use to explain the utility model embodiment, and does not use to limit the utility model embodiment, the ordinary skill in the art of the person who obtains all other embodiments without doing the creative labor premise belongs to the utility model protection range, the following will be to the technical scheme of the utility model embodiment carries out clearly, complete description.

[0021] Embodiment one: please refer to Figures 1 to 2 A tensile armored hose, comprising an inner tube 1, a support assembly 2, a tensile assembly 3, an elastic assembly 4, an outer tube 5; the inner tube 1 is fixedly provided with the support assembly 2 outside, and the support assembly 2 is fixedly connected with the tensile assembly 3; the elastic assembly 4 is arranged outside the support assembly 2, and the elastic assembly 4 is arranged on the outer tube 5.

[0022] The support blocks 201 in the support assembly 2 are evenly arranged on the inner tube 1, the support blocks 201 are fixedly provided with support frames 202, and the support frames 201 are cylindrical.

[0023] In use, first, the medium to be conveyed is introduced into the inner tube 1, and the support assembly 2 immediately plays a key role, the support blocks 201 evenly distributed on the inner tube 1 are closely matched with the cylindrical support frames 202, and they can effectively resist the impact force generated when the medium flows, prevent the inner tube 1 from deforming due to pressure, and ensure the stable transmission of the medium. For example, when conveying high-pressure liquid, the support blocks 201 act as a solid shield, dispersing pressure and ensuring the structural integrity of the hose.

[0024] Embodiment two: on the basis of embodiment one, please refer to Figures 2 to 3 The tensile springs 301 in the tensile assembly 3 are adaptively connected between the support blocks 201, and the two side ends of the tensile springs 301 are fixedly arranged on the support blocks 202.

[0025] The fixed area 501 in the outer tube 5 is fixedly arranged on the support frame 201, one side of the fixed area 501 is provided with an elastic area 502, and the elastic grooves 401 in the elastic assembly 4 are evenly arranged on the elastic area 502

[0026] When in use, when the hose is subjected to external tensile force, the tensile spring 301 of the tensile assembly 3 plays a role, which is connected between the support blocks 201 by virtue of its good elastic deformation characteristics, and is stably fixed on the support blocks 202 at both ends, uniformly disperses the tensile force, and effectively buffers external impact, such as when the pipeline needs to be turned or bypass obstacles, the tensile spring 301 stretches and contracts to avoid damage to the hose due to excessive local stress. At the same time, the fixed area 501 of the outer tube 5 ensures stable connection with the support frame 201, and provides protection for the internal structure, and the elastic groove 401 on the elastic area 502 reserves space for the installation and deformation of the subsequent elastic assembly 4.

[0027] Embodiment three: on the basis of embodiment two, please refer to Figures 3 to 4 The fixed ring 402 in the elastic assembly 4 is fixedly arranged in the elastic groove 401 at both ends, and the elastic layer 403 is arranged in the fixed ring 402.

[0028] The elastic layer 403 in the elastic assembly 4 is uniformly provided with elastic folds 404, and the elastic folds 404 are arranged at positions corresponding to the tensile spring 301.

[0029] In use, during the bending and twisting operation in the daily use of the hose, the elastic assembly 4 starts to play a role, the fixed ring 402 stably fixes the elastic layer 403 in the elastic groove 401 at both ends, and the elastic folds 404 uniformly distributed on the elastic layer 403 resonate with the tensile spring 301, on the one hand, the elastic folds 404 can freely stretch and contract with the bending of the hose, guaranteeing flexibility, so that the hose can easily adapt to various complex installation paths; on the other hand, it cooperates with the tensile spring 301 to further optimize stress dispersion, when one place is stressed, the two are linked to conduct stress to the surrounding area, and the performance of the hose is enhanced in all directions, providing reliable protection for the conveying medium, ensuring that the medium can be safely and smoothly conveyed under various working conditions, and in the long-term use process, even if the hose is frequently bent and stretched, the cooperative structure can remain stable, reduce material fatigue, prolong the service life of the hose, reduce maintenance cost, and continuously assist industrial production.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pull resistant, armored flexible hose characterized by: Including inner layer pipe (1), support assembly (2), tensile assembly (3), elastic assembly (4), outer layer pipe (5); The support assembly (2) is fixedly arranged outside the inner layer pipe (1), and the tensile assembly (3) is fixedly connected to the support assembly (2); The elastic assembly (4) is arranged outside the support assembly (2), and the elastic assembly (4) is arranged on the outer layer pipe (5).

2. A pull resistant jacketed hose according to claim 1, characterised in that: The support blocks (201) in the support assembly (2) are uniformly arranged on the inner layer pipe (1), and the support blocks (201) are fixedly provided with support frames (202), and the support frames (202) are cylindrical.

3. A pull resistant jacketed hose according to claim 1, wherein: The tensile springs (301) in the tensile assembly (3) are adaptively connected between the support blocks (201), and the two side ends of the tensile springs (301) are fixedly arranged on the support blocks (201).

4. A pull resistant jacketed hose according to claim 1, wherein: The fixed area (501) in the outer layer pipe (5) is fixedly arranged on the support frame (202), one side of the fixed area (501) is provided with an elastic area (502), and the elastic grooves (401) in the elastic assembly (4) are uniformly arranged on the elastic area (502).

5. A pull resistant jacketed hose according to claim 4, characterised in that: The fixed ring (402) in the elastic assembly (4) is fixedly arranged at both sides of the elastic groove (401), and the elastic layer (403) is arranged in the fixed ring (402).

6. A pull resistant jacketed hose according to claim 5, characterised in that: The elastic layer (403) in the elastic assembly (4) is uniformly provided with elastic folds (404), and the elastic folds (404) are arranged at positions corresponding to the tensile springs (301).

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