CN210318881U

CN210318881U - Plastic-coated stainless steel braided tube assembly

Info

Publication number: CN210318881U
Application number: CN201921165494.3U
Authority: CN
Inventors: 黄树堂; 赵增虎; 郝敏
Original assignee: Fanski Group Co ltd
Current assignee: Fanski Group Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-04-14
Anticipated expiration: 2029-07-23

Abstract

The utility model provides a stainless steel braided tube assembly is moulded to package belongs to pipe fitting technical field. It has solved current stainless steel and has woven pipe assembly life and fall the scheduling problem. This stainless steel woven pipe assembly is moulded to package, including body and joint Assembly, the body includes the inner tube, the protection tube and the outer tube of being made by flexible PVC material, joint Assembly includes connecting pipe and adapter sleeve, the connecting pipe has the connecting portion that insert in the inner tube, the adapter sleeve suit is outside the outer tube and press from both sides the pipe wall of body tightly with the cooperation of connecting portion, the lateral wall of adapter sleeve inwards recesses and forms interior arch and evagination on the medial surface of adapter sleeve, form the draw-in groove between interior arch and the evagination, the bulge loop that corresponds with the draw-in groove has on the connecting portion, convex fender shoulder has on the connecting pipe, the outer end of adapter sleeve turns over inwards and turns over and forms and keep off the edge, keep off along the card to go into to keep off between shoulder and the body, keep off on. This stainless steel weaves a tub assembly has advantages such as life height.

Description

Plastic-coated stainless steel braided tube assembly

Technical Field

The utility model belongs to the technical field of the pipe fitting, a package is moulded stainless steel and is woven pipe assembly is related to.

Background

In water supply and drainage engineering, water needs to be conveyed through pipelines, the pipelines are formed by connecting various pipes, and the pipes can be divided into hard pipes and soft pipes according to different material textures. The hose includes bellows and rubber tube etc. and the body of hose can carry out the turning to of arbitrary direction, has made things convenient for the connection of pipeline and terminal equipment's use.

Because the rubber tube is made by rubber, produce breakage and knot easily in the use, cause the pipe to leak and rivers not smooth scheduling problem, people often set up the one deck protective layer in the outside of rubber tube, and the protective layer is woven by stainless steel wire and is formed, can reduce the condition that the rubber tube takes place the breakage and ties. Such a hose with a protective layer braided from stainless steel wires is called a stainless steel braided tube. In order to facilitate the installation of the stainless steel braided tube, the two ends of the stainless steel braided tube are provided with the connecting joints, and the stainless steel braided tube fixed with the connecting joints is called a stainless steel braided tube assembly. However, stainless steel materials also corrode during use, particularly in coastal areas. After the stainless steel braided layer is corroded, the protection effect on the rubber tube is lost, and the service life of the stainless steel braided tube is shortened.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, provide a package and moulded stainless steel and weave a tub assembly, the technical problem of solution is how to improve the life that the stainless steel weaved a tub assembly.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a package moulds stainless steel and weaves tub assembly, includes body and the joint Assembly who sets up at the body both ends, the body includes the inner tube of being made by flexible macromolecular material, the outside cover of inner tube is equipped with the protection tube of weaving by the stainless steel wire, its characterized in that, the outside cover of protection tube is equipped with the outer tube of being made by flexible PVC material, joint Assembly includes connecting pipe and adapter sleeve, the inner of connecting pipe has the connecting portion that insert in the inner tube, the adapter sleeve is nested outside the outer tube and is pressed from both sides the pipe wall of body tightly with the cooperation of connecting portion, the lateral wall two of adapter sleeve are inwards sunken and are protruding and evagination in forming respectively on the medial surface of adapter sleeve, form the draw-in groove between interior arch and the evagination on the medial surface of adapter sleeve, convex bulge loop has on the lateral surface of connecting portion, the bulge loop, the outer side that lies in the body on the lateral surface of connecting pipe has convex fender shoulder, the outer end of adapter sleeve turns over to the adapter sleeve and forms and keeps off the edge, keep off along the card go into keep off between shoulder and the body, keep off on the medial surface of adapter sleeve and form the card and go into the groove between keeping off along and the evagination.

The outer tube made of flexible PVC materials is further sleeved on the outer side of the protection tube, the outer tube has protection and corrosion prevention effects on the protection tube, the protection tube formed by weaving stainless steel wires is prevented from being corroded and damaged, and therefore the service life of the stainless steel woven tube assembly is prolonged. When the stainless steel braided tube assembly is assembled, the connecting sleeve is sleeved outside the outer tube, the blocking edge is abutted against the end face of the tube body, the connecting part of the connecting tube is inserted into the inner tube, the blocking shoulder is abutted against the blocking edge, then the side wall of the connecting sleeve is extruded, two parts of the side wall of the connecting sleeve are recessed inwards, an inner bulge and an outer bulge are formed on the inner side face of the connecting sleeve, the tube wall of the tube body between the connecting sleeve and the connecting tube deforms after extrusion, the tube wall between the blocking edge and the outer bulge on the tube body is embedded into the clamping groove, the elastic force generated by deformation acts on the blocking edge to press the blocking edge on the blocking shoulder, the tube wall between the outer bulge and the inner bulge on the tube body is ejected by the convex ring on the connecting part and is embedded into the clamping groove, and the tube wall at the inner bulge and the outer bulge on the tube body. The structure on the connecting assembly enables the connecting assembly to be firmly connected with the pipe fitting, and the service life of the stainless steel braided pipe assembly is prolonged.

In the plastic-coated stainless steel braided tube assembly, the inner end of the connecting sleeve is turned outwards to form an open part. The connecting sleeve is sleeved on the pipe body when the opening part is arranged to facilitate assembly, so that the stainless steel braided pipe assembly is convenient to assemble.

In foretell stainless steel woven tube assembly is moulded to package, the convex shoulder has on the lateral surface of keeping off the shoulder, the connecting pipe overcoat is equipped with the nut, convex fender ring has on the medial surface of nut, keep off the ring cover and locate to keep off outside the shoulder and keep off the ring spacing between convex shoulder and adapter sleeve. The arrangement of the stop ring and the shoulder realizes the loose joint function of the joint component; the stop ring is limited between the convex shoulder and the connecting sleeve, so that the nut can be prevented from sliding out of the connecting pipe, and the stainless steel braided pipe assembly is convenient to connect.

In foretell package is moulded stainless steel and is woven a tub assembly, the outer end of connecting pipe has the sealing, the sealing is located the nut, the cover is equipped with the sealing washer on the sealing, the one end of sealing washer is supported and is leaned on keeping off the shoulder, the other end protrusion sealing of sealing washer outside terminal surface. The outer end face of the sealing ring protruding out of the sealing part ensures that the sealing ring has a sealing effect, so that the stainless steel braided tube assembly is not water-tight after being connected with other pipe fittings.

In foretell package is moulded stainless steel and is woven a tub assembly, the annular groove has on the lateral surface of sealing, convex abaculus ring has on the medial surface of sealing washer, the abaculus ring is embedded into in the annular groove. The setting of caulking ring and ring channel can avoid the sealing washer to deviate from the sealing, can not form the sealed condition when avoiding the joint Assembly that the sealing washer deviates from the back and causes to be connected with other pipe fittings.

In the plastic-coated stainless steel braided tube assembly, the end face of one end of the embedded ring, which is far away from the retaining shoulder, is obliquely arranged. The arrangement is convenient for the embedded ring to be embedded into the annular groove.

In the above plastic-coated stainless steel braided tube assembly, the outer tube is made of a transparent material. The transparent outer pipe enables the stainless steel braided pipe assembly to have the appearance of stainless steel, and the appearance of the stainless steel braided pipe assembly is attractive.

Compared with the prior art, the utility model has the advantages of it is following:

the outer side cover that the protection tube that the stainless steel wire was woven and is formed is equipped with the outer tube of being made by flexible PVC material, and the outer tube protects the protection tube and anticorrosive, has improved the life of stainless steel woven tube assembly. The blocking edge on the outer end of the connecting sleeve is clamped between the blocking shoulder and the pipe body, a clamping groove is formed between the inner protrusion and the outer protrusion, the convex ring on the connecting pipe is arranged opposite to the clamping groove, and a clamping groove is formed between the blocking edge and the outer protrusion, so that the pipe fitting is clamped and fixed by the joint assembly, and the service life of the stainless steel braided pipe assembly is prolonged.

Drawings

FIG. 1 is a perspective view of the present plastic coated stainless steel braided tube assembly;

FIG. 2 is a partial cross-sectional view of the present plastic coated stainless steel braided tube assembly at the joint assembly;

FIG. 3 is a cross-sectional view of the tube member of the plastic coated stainless steel braided tube assembly.

In the figure, 1, a tube body; 1a, an inner tube; 1b, a protective tube; 1c, an outer tube; 2. a joint assembly; 3. a connecting pipe; 3a, a connecting part; 3a1, convex ring; 3b, a shoulder; 3c, shoulder; 3d, a sealing part; 3d1, annular groove; 4. connecting sleeves; 4a, an inner bulge; 4b, an outer bulge; 4c, a clamping groove; 4d, blocking edges; 4e, clamping the groove; 4f, an open part; 5. a nut; 5a, a baffle ring; 6. a seal ring; 6a and a ring.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1-3, a plastic-coated stainless steel braided tube assembly comprises a tube body 1 and joint assemblies 2 arranged at two ends of the tube body 1. The pipe body 1 includes an inner pipe 1a, an outer pipe 1c, and a protection pipe 1b located between the inner pipe 1a and the outer pipe 1c, the inner pipe 1a is made of a flexible polymer material, the flexible polymer material is generally a flexible PVC material or a flexible PEX material, the protection pipe 1b is woven by a stainless steel wire, and the protection pipe 1b is made of a transparent flexible PVC material.

The joint component 2 comprises a connecting pipe 3, a connecting sleeve 4 and a nut 5, the inner end of the connecting pipe 3 is provided with a connecting part 3a inserted into the inner pipe 1a, the outer end of the connecting pipe 3 is provided with a sealing part 3d, the sealing part 3d is sleeved with a sealing ring 6, a convex annular retaining shoulder 3b is arranged between the connecting part 3a and the sealing part 3d on the outer side surface of the connecting pipe 3, and a convex annular shoulder 3c is arranged on the outer side surface of the retaining shoulder 3 b. The connecting sleeve 4 is sleeved outside the outer pipe 1c and is matched with the connecting part 3a to clamp the pipe wall of the pipe body 1, two positions of the side wall of the connecting sleeve 4 are recessed inwards, an inner protrusion 4a and an outer protrusion 4b which are annular are respectively formed on the inner side surface of the connecting sleeve 4, an annular clamping groove 4c is formed between the inner protrusion 4a and the outer protrusion 4b on the inner side surface of the connecting sleeve 4, a protruding convex ring 3a1 is arranged on the outer side surface of the connecting part 3a, and the convex ring 3a1 and the clamping groove 4c are correspondingly arranged. Keep off shoulder 3b and be located the outside of body 1, the outer end of adapter sleeve 4 turns over to adapter sleeve 4 enstrophe and forms and be annular fender along 4d, keeps off along 4d card and goes into to keep off between shoulder 3b and the body 1, keeps off on the medial surface of adapter sleeve 4 and forms the card and go into groove 4e between fender edge 4d and evagination 4 b. The inner end of the connecting sleeve 4 is turned outwards to form an open part 4f, and the connecting sleeve 4 is conveniently sleeved on the pipe fitting through the open part 4 f. The nut 5 is sleeved outside the connecting pipe 3, a convex baffle ring 5a is arranged on the inner side surface of the nut 5, the baffle ring 5a is sleeved outside the baffle shoulder 3b, the baffle ring 5a is limited between the shoulder 3c and the connecting sleeve 4, and the sealing part 3d and the sealing ring 6 are positioned in the nut 5. The outer side surface of the sealing part 3d is provided with an annular groove 3d1, the inner side surface of the sealing ring 6 is provided with a convex embedded ring 6a, the embedded ring 6a is embedded into the annular groove 3d1, one end of the sealing ring 6 abuts against the stop shoulder 3b, and the other end of the sealing ring 6 protrudes out of the outer end surface of the sealing part 3 d. The end face of the insert ring 6a at the end remote from the shoulder 3b is inclined so as to facilitate the insertion of the insert ring 6a into the annular groove 3d 1.

The outer tube 1c made of flexible PVC material is sleeved on the outer side of the protection tube 1b, the outer tube 1c has protection and corrosion prevention effects on the protection tube 1b, the protection tube 1b formed by weaving stainless steel wires is prevented from being corroded and damaged, and therefore the service life of the stainless steel woven tube assembly is prolonged. When the stainless steel braided tube assembly is assembled, the sealing ring 6 is sleeved on the sealing part 3d of the connecting tube 3, the screw cap 5 is sleeved on the connecting tube 3 to enable the baffle ring 5a to be abutted against the convex shoulder 3c, the connecting sleeve 4 is sleeved on the outer side of the outer tube 1c to enable the baffle edge 4d to be abutted against the end face of the tube body 1, the connecting part 3a of the connecting tube 3 is inserted into the inner tube 1a to enable the baffle shoulder 3b to be abutted against the baffle edge 4d, then the side wall of the connecting sleeve 4 is extruded to enable two positions on the side wall of the connecting sleeve 4 to be inwards recessed and form an inner bulge 4a and an outer bulge 4b on the inner side face of the connecting sleeve 4, the tube wall of the tube body 1 between the connecting sleeve 4 and the connecting tube 3 is deformed after extrusion, the tube wall of the tube body 1 between the baffle edge 4d and the outer bulge 4b is embedded into the clamping groove 4e, and the elastic force generated by deformation acts on the, the pipe wall of the pipe body 1 between the outer protrusion 4b and the inner protrusion 4a is pushed out by the convex ring 3a1 on the connecting part 3a and is embedded into the clamping groove 4c, and the pipe wall of the pipe body 1 at the inner protrusion 4a and the outer protrusion 4b is clamped between the connecting sleeve 4 and the connecting part 3 a. The structure on the connecting assembly enables the connecting assembly to be firmly connected with the pipe fitting, and the service life of the stainless steel braided pipe assembly is prolonged.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a package moulds stainless steel and weaves tub assembly, includes body (1) and sets up joint Assembly (2) at body (1) both ends, body (1) is including inner tube (1a) of being made by flexible macromolecular material, the outside cover of inner tube (1a) is equipped with protection tube (1b) of weaving and forming by the stainless steel wire, its characterized in that, the outside cover of protection tube (1b) is equipped with outer tube (1c) of being made by flexible PVC material, joint Assembly (2) is including connecting pipe (3) and adapter sleeve (4), the inner of connecting pipe (3) has connecting portion (3a) of inserting in inner tube (1a), adapter sleeve (4) suit is outside outer tube (1c) and presss from both sides the pipe wall of body (1) with connecting portion (3a) cooperation, protruding (4a) and outer protruding (4b) are inwards sunken and form respectively on the medial surface of adapter sleeve (4) in lateral wall two places of adapter sleeve (4), form draw-in groove (4c) between protruding (4a) and outer arch (4b) including on the medial surface of adapter sleeve (4), convex bulge loop (3a1) have on the lateral surface of connecting portion (3a), bulge loop (3a1) correspond the setting with draw-in groove (4c), the outside that lies in body (1) on the lateral surface of connecting pipe (3) has convex fender shoulder (3b), the outer end of adapter sleeve (4) turns over to adapter sleeve (4) internal turnover and forms and keeps off along (4d), keep off to go into along (4d) card and keep off between shoulder (3b) and body (1), keep off on the medial surface of adapter sleeve (4) and form into card groove (4e) between keeping off along (4d) and outer arch (4 b).

2. The plastic-coated stainless steel braided tube assembly according to claim 1, wherein the inner end of the connecting sleeve (4) is turned outwards to form an open part (4 f).

3. The plastic-coated stainless steel braided tube assembly according to claim 1 or 2, characterized in that a shoulder (3c) is arranged on the outer side surface of the retaining shoulder (3b), a nut (5) is sleeved outside the connecting tube (3), a convex retaining ring (5a) is arranged on the inner side surface of the nut (5), the retaining shoulder (3b) is sleeved with the retaining ring (5a), and the retaining ring (5a) is limited between the shoulder (3c) and the connecting sleeve (4).

4. The plastic-coated stainless steel braided tube assembly according to claim 3, wherein the outer end of the connecting tube (3) is provided with a sealing part (3d), the sealing part (3d) is positioned in the nut (5), a sealing ring (6) is sleeved on the sealing part (3d), one end of the sealing ring (6) abuts against the retaining shoulder (3b), and the other end of the sealing ring (6) protrudes out of the outer end face of the sealing part (3 d).

5. The plastic-coated stainless steel braided tube assembly of claim 4, wherein the sealing portion (3d) has an annular groove (3d1) on its outer side, the sealing ring (6) has a protruding insert ring (6a) on its inner side, and the insert ring (6a) is inserted into the annular groove (3d 1).

6. The plastic-coated stainless steel braided tube assembly of claim 5, wherein the end face of the end of the thimble (6a) far from the shoulder (3b) is obliquely arranged.

7. The plastic coated stainless steel braided tube assembly of claim 1, wherein the outer tube (1c) is made of a transparent material.