Metal hose with compensation function

Abstract

The utility model discloses a metal hose with a compensation function, which comprises a metal hose main body and connecting pipe joints, a plurality of compensation rings are arranged on the metal hose main body, the connecting pipe joints are arranged at the two ends of the metal hose main body in a threaded fixing manner, and pipe joints are arranged at the end parts of the connecting pipe joints. The integral compensation ring is arranged on the outer side of the metal hose body, thermal expansion compensation can be conducted on the metal hose body through the compensation ring, the protection capacity of the metal hose body can be improved, the protection toughness of the metal hose body can be improved, cracking can be prevented, and the service life of the metal hose is prolonged; mounting heads are arranged at ports at two ends of the metal hose main body, threaded holes are formed in the middle parts of the mounting heads, a connecting head is arranged at one end of the connecting pipe joint, a screw head is arranged at the end part of the connecting head and can be fixed with the threaded holes in a threaded manner, so that the connecting pipe joint is convenient to mount, and a pipe joint is arranged at the end part of the connecting pipe joint.

Description

Technical Field

[0001] The utility model relates to the relevant field of metal hoses, in particular to a metal hose with a compensation function. Background Art

[0002] Metal hoses are important components in the connection pipelines of modern industrial equipment. Metal hoses are used as wire and cable protection tubes for wires, cables, and automation instrument signals, as well as civilian shower hoses, with specifications ranging from 3mm to 150mm. Small-diameter metal hoses (inner diameter 3mm-25mm) are mainly used for sensor line protection of precision optical rulers and industrial sensor line protection;

[0003] For example, the authorized patent with announcement number CN216158548U (quickly connected metal hose for nitrogen production equipment): includes a metal hose body, one end of the metal hose body is provided with a first connector, one end of the first connector is provided with a first fixing ring, one end of the first fixing ring is provided with a connecting inner ring, the other end of the metal hose body is provided with a second connector, one end of the second connector is provided with a second fixing ring, one end of the second fixing ring is provided with a connecting outer ring, the inner wall of the connecting outer ring is provided with an internal thread groove, the outer wall of the connecting outer ring is provided with a locking mechanism, the outer wall of the metal hose body is provided with a heat-resistant layer, and the outer wall of the heat-resistant layer is provided with an anti-collision layer; the metal hose for nitrogen production equipment that can be quickly connected can ensure the fixity of the connection and prevent it from falling off by providing a connector, a fixing ring, a connecting outer ring, a connecting inner ring, an internal thread groove, a locking mechanism, a heat-resistant layer and an anti-collision layer, so as to facilitate connection and disassembly, save time, and have heat-resistant and anti-collision effects;

[0004] The above-mentioned prior art metal hose cannot be assembled into a pipe body, is relatively simple to use, is not convenient to connect, cannot perform automatic compensation, and is prone to cracking and damage due to thermal expansion and contraction during the diversion process, and has a short service life. Utility Model Content

[0005] The purpose of the utility model is to provide a metal hose with a compensation function to solve the problems in the above-mentioned background technology that the metal hose cannot be assembled into a pipe body, is relatively simple to use, is not convenient to connect, cannot perform automatic compensation, the pipe is easily cracked and damaged due to thermal expansion and contraction during the diversion process, and has a short service life.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a metal hose with compensation function, comprising a metal hose body and a connecting pipe joint, the metal hose body is provided with a plurality of compensation rings, both ends of the metal hose body are provided with connecting pipe joints by threaded fixing, and the ends of the connecting pipe joints are provided with pipe joints.

[0007] In a further embodiment, the compensation ring and the metal hose body are configured as an integral structure, the compensation ring is configured as a solid structure, and the compensation ring has relatively strong toughness.

[0008] In a further embodiment, mounting heads are provided at both end ports of the metal hose body, and threaded holes are provided in the middle of the mounting heads.

[0009] In a further embodiment, a connecting head is provided at one end of the connecting joint, a screw head is provided at the end of the connecting head, and the screw head is threadedly fixed to the threaded hole.

[0010] In a further embodiment, a pipe joint is provided at the other end of the connecting pipe section, and anti-slip teeth are provided on the outer side of the pipe joint.

[0011] In a further embodiment, a liquid conducting cavity is provided in the middle of the connecting pipe joint and the screw head, and an internal thread is provided on the inner side of the port of the pipe joint.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. An integral compensation ring is provided on the outer side of the metal hose body of the utility model, through which the metal hose body can be compensated for thermal expansion, thereby improving the protection capability of the metal hose body, increasing its protection toughness, preventing cracking, and increasing the service life of the metal hose.

[0014] 2. The utility model provides mounting heads at both end ports of the metal hose body, with a threaded hole in the middle of the mounting head, and also includes a connecting section, a connecting head at one end of the connecting section, and a screw head at the end of the connecting head, which can be threadedly fixed with the threaded hole to facilitate the installation of the connecting section, and a pipe joint is provided at the end of the connecting section, through which multiple hoses can be conveniently assembled, and can be connected to an external pipeline, which is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a metal hose with compensation function of the utility model;

[0016] Figure 2 This is a structural schematic diagram of the pipe joint of the utility model;

[0017] Figure 3 This is a front view of the end face of the metal hose body of the utility model;

[0018] Figure 4 It is a structural schematic diagram of part A of the utility model.

[0019] In the figure: 1. pipe joint; 2. mounting head; 3. metal hose body; 4. compensation ring; 5. connecting joint; 6. screw head; 7. connecting head; 8. threaded hole. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] See also Figure 1-4 The utility model provides an embodiment: a metal hose with compensation function, including a metal hose body 3 and a connecting pipe section 5, a plurality of compensation rings 4 are arranged on the metal hose body 3, both ends of the metal hose body 3 are provided with connecting pipe sections 5 by threaded fixing, and a pipe joint 1 is arranged at the end of the connecting pipe section 5; the metal hose body 3 has compensation ability through the compensation ring 4, and a plurality of metal hose bodies 3 can be conveniently assembled through the connecting pipe section 5, and an external pipeline can be connected through the pipe joint 1 at its end, thereby increasing the diversity of its pipeline connection.

[0022] The compensation ring 4 and the metal hose body 3 are set as an integral structure, the compensation ring 4 is set as a solid structure, and the compensation ring 4 has strong toughness. The compensation ring 4 of this design has high strength and strong toughness; mounting heads 2 are provided at the two end ports of the metal hose body 3, and a threaded hole 8 is provided in the middle of the mounting head 2, which facilitates the installation of the connecting pipe 5.

[0023] One end of the connecting pipe section 5 is provided with a connecting head 7, and the end of the connecting head 7 is provided with a screw head 6, and the screw head 6 is threadedly fixed to the threaded hole 8. The screw head 6 can be bolted to the threaded hole 8, so that it is convenient to install the connecting pipe section 5.

[0024] A pipe joint 1 is provided at the other end of the connecting joint 5, and anti-slip teeth are provided on the outside of the pipe joint 1, which facilitates manual rotation control of the connecting joint 5; a liquid guide cavity is provided in the middle of the connecting joint 5 and the screw head 6, and an internal thread is provided on the inner side of the port of the pipe joint 1. The internal thread design makes the pipe joint 1 convenient for pipeline connection.

[0025] Working principle: When in use, the connecting head 7 at one end of the connecting section 5 is threadedly fixed to the threaded hole 8 in the mounting head 2 at the end of the metal hose body 3 through the screw head 6, and the other end of the connecting section 5 is connected to the pipeline through the pipe joint 1. It is convenient for assembling the hose and can be connected to an external pipeline. It is easy to use. The metal hose body 3 is used for diversion. The multiple compensation rings 4 on the outside of the metal hose body 3 make the metal hose body 3 have a strong compensation ability, which can prevent the metal hose body 3 from collision and rupture, thereby increasing its service life.

[0026] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A metal hose with a compensation function, comprising a metal hose body (3) and a connecting joint (5), characterized in that: The metal hose body (3) is provided with a plurality of compensation rings (4), and both ends of the metal hose body (3) are provided with connecting pipe joints (5) by means of threaded fixing, and the ends of the connecting pipe joints (5) are provided with pipe joints (1).

2. The metal hose with compensation function according to claim 1, characterized in that: The compensation ring (4) and the metal hose body (3) are configured as an integral structure, the compensation ring (4) is configured as a solid structure, and the compensation ring (4) has relatively strong toughness.

3. The metal hose with compensation function according to claim 1, characterized in that: The two end ports of the metal hose body (3) are both provided with mounting heads (2), and the middle of the mounting head (2) is provided with a threaded hole (8).

4. The metal hose with compensation function according to claim 1, characterized in that: A connecting head (7) is provided at one end of the connecting head (5), a screw head (6) is provided at the end of the connecting head (7), and the screw head (6) is threadedly fixed to the threaded hole (8).

5. The metal hose with compensation function according to claim 4, characterized in that: The other end of the connecting pipe section (5) is provided with a pipe joint (1), and the outer side of the pipe joint (1) is provided with anti-slip teeth.

6. The metal hose with compensation function according to claim 5, characterized in that: The middle parts of the connecting pipe joint (5) and the screw head (6) are both provided with a liquid guiding cavity, and the inner side of the port of the pipe joint (1) is provided with an internal thread.

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