Hydraulic hose with good pressure resistance

Abstract

The utility model belongs to the technical field of hydraulic hoses, in particular to a hydraulic hose with good pressure resistance, which comprises an outer rubber hose and an armor layer, the armor layer is sleeved outside the outer rubber hose in a matching manner, an inner rubber hose is arranged on an inner ring of the outer rubber hose, and a pressure-resistant component is arranged between the outer rubber hose and the inner rubber hose in a matching manner. A reinforcing assembly is arranged on the inner ring of the inner rubber pipe in a matched mode. According to the hydraulic hose, hydraulic oil is conveyed and supplied through the inner rubber hose, the reinforcing assembly is arranged in the inner rubber hose, the inner wall of the inner rubber hose can be supported and reinforced, the compression-resistant assembly is arranged on the outer wall of the inner rubber hose, and the compression-resistant effect of the inner rubber hose can be improved; and by arranging the outer rubber pipe, when the inner rubber pipe is broken, the hydraulic oil can be intercepted by the outer rubber pipe, splashing waste of the hydraulic oil is avoided, and the using effect of the hydraulic hose is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic hoses, in particular to a hydraulic hose with good pressure resistance. Background Art

[0002] Hydraulic hoses are soft, flexible, and resistant to high pressure. They are widely used in hydraulic systems in engineering machinery, agricultural machinery, aerospace, and automotive industries to transfer hydraulic oil, hydraulic gas, and other media to achieve energy transfer and power transmission. Existing hydraulic hoses have poor pressure resistance, especially when the hydraulic hose is subjected to a large internal pressure at the bending part, which can easily lead to the rupture of the hydraulic hose. When the existing hydraulic hose ruptures, it will cause the hydraulic oil to splash, affecting the normal hydraulic supply and use. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies of the prior art, the utility model provides a hydraulic hose with good pressure resistance, which solves the problems of poor pressure resistance of the hydraulic hose and waste of hydraulic oil after the hydraulic hose is broken proposed in the above background technology.

[0005] (II) Technical solution

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A hydraulic hose with good pressure resistance comprises an outer rubber tube and an armor layer, wherein the outer portion of the outer rubber tube is provided with an armor layer, the inner ring of the outer rubber tube is provided with an inner rubber tube, a pressure-resistant component is provided between the outer rubber tube and the inner rubber tube, and the inner ring of the inner rubber tube is provided with a reinforcement component.

[0008] Furthermore, the armor layer is made of stainless steel woven mesh.

[0009] Furthermore, the outer rubber tube and the inner rubber tube are made of the same material, and have the same wall thickness.

[0010] Furthermore, the pressure-resistant assembly is composed of a leaf spring and a spring, a plurality of leaf springs are arranged in a ring array, and a plurality of springs are fixedly connected to the arcuate surface of the leaf spring at equal intervals.

[0011] Furthermore, the arcuate surface of the spring sheet faces the outer wall of the inner rubber tube, the arched surface of the spring sheet faces the inner wall of the outer rubber tube, and one end of the spring is fixedly connected to the outer wall of the inner rubber tube.

[0012] Furthermore, the reinforcement component consists of a rubber center column, a rubber connecting plate and a conical head. A plurality of rubber connecting plates are arranged in a ring array on the rubber center column. One end of the rubber connecting plate is fixedly connected to the inner wall of the inner rubber tube. Both ends of the combination of the rubber center column and the plurality of rubber connecting plates are arranged to form a conical head.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a hydraulic hose with good pressure resistance, which has the following

[0015] Beneficial effects:

[0016] The hydraulic hose designed by the utility model conveys and supplies hydraulic oil through an inner rubber tube, and a reinforcing component is arranged inside the inner rubber tube, which can support and strengthen the inner wall of the inner rubber tube, and a pressure-resistant component is arranged on the outer wall of the inner rubber tube, so that the pressure resistance of the inner rubber tube can be improved to meet the requirements of high-pressure conveying use, and by arranging an outer rubber tube, when the inner rubber tube ruptures, the hydraulic oil will be intercepted by the outer rubber tube, so that splashing and waste of the hydraulic oil are avoided, and the use effect of the hydraulic hose is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the compression-resistant component of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the reinforcement component of the utility model.

[0020] In the figure: 1. outer rubber tube; 2. armor layer; 3. pressure-resistant component; 301. reed; 302. spring; 4. inner rubber tube; 5. reinforcement component; 501. rubber center column; 502. rubber connecting plate; 503. conical head. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example

[0023] like Figure 1-3As shown, a hydraulic hose with good pressure resistance proposed by an embodiment of the utility model comprises an outer rubber tube 1 and an armor layer 2. The hydraulic hose with good pressure resistance designed in this scheme can improve the overall pressure resistance effect and can avoid splashing and wasting of hydraulic oil when the hydraulic hose is broken. The outer sleeve of the outer rubber tube 1 is provided with an armor layer 2, the inner ring of the outer rubber tube 1 is provided with an inner rubber tube 4, a pressure-resistant component 3 is provided between the outer rubber tube 1 and the inner rubber tube 4, and a reinforcing component 5 is provided on the inner ring of the inner rubber tube 4. The armor layer 2 provided on the outer side of the outer rubber tube 1 can improve the wear resistance of the outer rubber tube 1, avoid external sharp objects piercing the outer rubber tube 1, improve the protection effect of the outer rubber tube 1, and can improve the service life of the hydraulic hose of this scheme. By providing the pressure-resistant component 3 between the outer rubber tube 1 and the inner rubber tube 4, when the inner rubber tube 4 is deformed by high pressure, Through the rebound effect of the pressure-resistant component 3, the inner rubber tube 4 can be restored after being deformed, thereby avoiding the problem of the inner rubber tube 4 bursting and improving the pressure resistance of the inner rubber tube 4. The reed 301 and the spring 302 both have a rebound effect to meet the pressure resistance requirements. By arranging a reinforcement component 5 inside the inner rubber tube 4, the inner wall support of the inner rubber tube 4 can be strengthened to avoid the problem of the inner rubber tube 4 bursting under high pressure. Through the design of the conical head 503, the flow resistance of the hydraulic oil can be reduced when the hydraulic oil enters the inner rubber tube 4. Through the design of several rubber connecting plates 502, the hydraulic oil flowing inside the inner rubber tube 4 can be divided into multiple flows, thereby reducing the rupture of the inner rubber tube 4 caused by the high-pressure hydraulic oil and improving the pressure resistance of the overall hydraulic hose. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0024] like Figure 1 As shown, in some embodiments, the armor layer 2 is made of a stainless steel woven mesh. Through the design of the armor layer 2, the protective effect of the hydraulic hose of this solution can be improved, and the outer layer of the hydraulic hose can be prevented from being worn and cracked.

[0025] like Figure 1 As shown, in some embodiments, the outer rubber tube 1 and the inner rubber tube 4 are made of the same material and have the same wall thickness. Through the design of the outer rubber tube 1 and the inner rubber tube 4, when the inner rubber tube 4 ruptures under high pressure, the hydraulic oil can be prevented from splashing and wasting. The outer rubber tube 1 can block the splashing hydraulic oil, thereby improving the use effect.

[0026] like Figure 2As shown, in some embodiments, the pressure-resistant component 3 is composed of a reed 301 and a spring 302, a plurality of reeds 301 are arranged in a ring array, and a plurality of springs 302 are fixedly connected to the arc surface of the reed 301 at equal intervals, the arc surface of the reed 301 faces the outer wall of the inner rubber tube 4, and the arched surface of the reed 301 faces the inner wall of the outer rubber tube 1, and one end of the spring 302 is fixedly connected to the outer wall of the inner rubber tube 4. Through the design of the pressure-resistant component 3, the support for the outer wall of the inner rubber tube 4 can be improved. When the inner rubber tube 4 is deformed by high pressure, its deformed position can be restored to avoid bursting, thereby improving the use effect.

[0027] like Figure 3 As shown, in some embodiments, the reinforcing component 5 is composed of a rubber center column 501, a rubber connecting plate 502 and a conical head 503. A plurality of rubber connecting plates 502 are arranged in a ring array on the rubber center column 501. One end of the rubber connecting plate 502 is fixedly connected to the inner wall of the inner rubber tube 4. Both ends of the combination of the rubber center column 501 and the plurality of rubber connecting plates 502 are arranged to form a conical head 503. The design of the reinforcing component 5 can improve the support for the inner wall of the inner rubber tube 4 and divide the hydraulic oil flowing inside the inner rubber tube 4 into multiple flows, thereby improving the pressure resistance of the inner rubber tube 4.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A hydraulic hose with good pressure resistance, comprising an outer rubber tube (1) and an armor layer (2), characterized in that: The outer sleeve of the outer rubber tube (1) is provided with an armor layer (2), the inner ring of the outer rubber tube (1) is provided with an inner rubber tube (4), a pressure-resistant component (3) is provided between the outer rubber tube (1) and the inner rubber tube (4), the inner ring of the inner rubber tube (4) is provided with a reinforcing component (5), the pressure-resistant component (3) is composed of a spring (301) and a spring (302), a plurality of springs (301) are provided in an annular array, and the arcuate surfaces of the springs (301) are fixed at equal intervals. The reinforcing assembly (5) is composed of a rubber center column (501), a rubber connecting plate (502) and a conical head (503); a plurality of rubber connecting plates (502) are arranged in an annular array on the rubber center column (501); one end of the rubber connecting plate (502) is fixedly connected to the inner wall of the inner rubber tube (4); and both ends of the assembly of the rubber center column (501) and the plurality of rubber connecting plates (502) are arranged to form a conical head (503).

2. A hydraulic hose with good pressure resistance according to claim 1, characterized in that: The armor layer (2) is made of a stainless steel woven mesh.

3. A hydraulic hose with good pressure resistance according to claim 1, characterized in that: The outer rubber tube (1) and the inner rubber tube (4) are made of the same material, and the wall thickness of the outer rubber tube (1) and the inner rubber tube (4) are the same.

4. A hydraulic hose with good pressure resistance according to claim 1, characterized in that: The arcuate surface of the spring leaf (301) faces the outer wall of the inner rubber tube (4), the arched surface of the spring leaf (301) faces the inner wall of the outer rubber tube (1), and one end of the spring (302) is fixedly connected to the outer wall of the inner rubber tube (4).

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