CN215410626U

CN215410626U - Metal corrugated pipe

Info

Publication number: CN215410626U
Application number: CN202120659662.5U
Authority: CN
Inventors: 李兴旺
Original assignee: CHONGQING YUTONG MACHINERY CO LTD
Current assignee: CHONGQING YUTONG MACHINERY CO LTD
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2022-01-04
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to a metal corrugated pipe which comprises a corrugated pipe body, wherein a plurality of reinforcing support rings integrally formed with the corrugated pipe body are arranged on the inner wall of the corrugated pipe body at the crease position of the corrugated pipe body, inner metal woven mesh cylinders with two ends installed inside the corrugated pipe body are arranged inside the reinforcing support rings, outer metal woven mesh cylinders with two ends in close contact with the outer metal woven mesh cylinders are fixedly arranged outside the corrugated pipe body, connectors fixedly connected with the corrugated pipe body through screws are arranged at two ends of the corrugated pipe body, each outer metal woven mesh cylinder comprises an outer metal woven mesh body fixedly sleeved outside the corrugated pipe body, and two ends of each outer metal woven mesh body are fixedly connected with hemispherical connecting shells uniformly welded with the corrugated pipe body; according to the corrugated pipe, the outer metal woven mesh cylinder is arranged outside the corrugated pipe body, and the inner metal woven mesh cylinder is arranged inside the corrugated pipe body, so that the inside and the outside of the corrugated pipe body can be protected.

Description

Metal corrugated pipe

Technical Field

The utility model relates to the technical field of corrugated pipes, in particular to a metal corrugated pipe.

Background

The metal corrugated pipe is a wave-like pipe with a regular shape, and the commonly used metal corrugated pipe comprises carbon steel, stainless steel, steel-lined plastic, aluminum and the like. The corrugated pipe is mainly used for the occasions needing small non-concentric axial rotation with bending radius, irregular turning and stretching, absorbing the thermal deformation of a pipeline and the like, or being inconvenient to be used for fixing the installation of an elbow and connecting the pipeline and the pipeline, or connecting the pipeline and equipment for use. To this end, we propose a metal bellows.

Disclosure of Invention

The utility model aims to overcome the problems in the prior art and provides a metal corrugated pipe.

In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:

the utility model provides a metal corrugated pipe, includes the bellows body, the inner wall of bellows body is located its crease department and is equipped with a plurality ofly rather than integrated into one piece's enhancement support ring, the inside of strengthening the support ring is equipped with both ends and installs in the inside metal woven wire net section of thick bamboo of bellows body, the external fixation of bellows body is equipped with both ends and its in close contact with's outer metal woven wire net section of thick bamboo, and the both ends of bellows body are equipped with the connector through screw rather than fixed connection, the outside metal woven wire net body of bellows body is located including fixed cover to outer metal woven wire net section of thick bamboo, the both ends fixedly connected with of outer metal woven wire net body and the hemispherical casing of being connected of bellows body even welded.

Furthermore, the corrugated pipe body comprises a telescopic metal pipe body, connecting pipes integrally formed with the metal pipe body are arranged at two ends of the metal pipe body, and a connecting flange a integrally formed with the connecting pipes is arranged at the end of each connecting pipe.

Furthermore, the metal pipe body is composed of a plurality of sections of integrally formed soft double-truncated cone-shaped pipe bodies.

Furthermore, the two ends of the inner metal woven mesh cylinder are provided with snap rings which are integrally formed with the inner metal woven mesh cylinder and are clamped with the ring grooves on the inner wall of the connecting pipe.

Further, the connector includes a connection flange b fixedly connected with the connection flange a through a screw, the end of the connection flange b is provided with a transition pipe integrally formed therewith, and the top of the transition pipe is provided with a connection nut integrally formed therewith and provided with an internal thread.

Further, the inner wall of the reinforcing support ring is in close contact with the outer wall of the inner metal woven tube.

The outer metal woven mesh cylinder is arranged outside the corrugated pipe body, the inner metal woven mesh cylinder is arranged inside the corrugated pipe body, the inner part and the outer part of the corrugated pipe body can be protected, damage to the corrugated pipe body caused by impact of fluid inside the corrugated pipe body and objects outside the corrugated pipe body is avoided, the service life of the corrugated pipe is prolonged, the outer metal woven mesh cylinder comprises an outer metal woven mesh body fixedly sleeved outside the corrugated pipe body, two ends of the outer metal woven mesh body are fixedly connected with hemispherical connecting shells uniformly welded with the corrugated pipe body, certain buffer space is formed between the two ends of the outer metal woven mesh cylinder and the corrugated pipe body while the two ends of the outer metal woven mesh cylinder are fixedly connected with the corrugated pipe body, and the effect of protecting the corrugated pipe body is good.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the overall structure of the present invention;

FIG. 3 is a schematic structural view of a bellows body of the present invention;

FIG. 4 is a schematic structural diagram of the connecting head of the present invention;

FIG. 5 is a schematic view of the construction of the woven metal mesh cylinder of the present invention;

fig. 6 is a schematic view of the internal structure of the bellows body of the present invention.

The reference numbers in the figures illustrate: 1-an outer metal woven mesh body, 2-a connecting shell, 3-a connecting flange b, 4-a connecting nut, 5-internal threads, 6-a connecting flange a, 7-a screw, 8-a snap ring, 9-an inner metal woven mesh cylinder, 10-a connecting pipe, 11-a pipe body, 12-an annular groove, 13-a transition pipe and 14-a reinforcing support ring.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 6, this embodiment provides a metal corrugated pipe, including the bellows body, the inner wall of bellows body is located its crease department and is equipped with a plurality of rather than integrated into one piece's enhancement support ring 14, the inside of strengthening support ring 14 is equipped with the interior metal woven mesh section of thick bamboo 9 that both ends were installed in the inside of bellows body, the external fixation of bellows body is equipped with both ends and its in close contact with's outer metal woven mesh section of thick bamboo, and the both ends of bellows body are equipped with the connector through screw 7 rather than fixed connection, outer metal woven mesh section of thick bamboo is located the outside outer metal woven mesh body 1 of bellows body including fixed cover, the both ends fixedly connected with of outer metal woven mesh body 1 is connected the casing 2 with the even welded hemisphere of bellows body.

The outer metal woven net barrel is arranged outside the corrugated pipe body, the inner metal woven net barrel is arranged inside the corrugated pipe body, the inside and the outside of the corrugated pipe body can be protected, the damage to the corrugated pipe body caused by impact of fluid inside the corrugated pipe body and objects outside the corrugated pipe body is avoided, the service life of the corrugated pipe is prolonged, the outer metal woven net barrel is fixedly sleeved on the outer metal woven net body outside the corrugated pipe body, the hemispherical connecting shell is fixedly connected with the two ends of the outer metal woven net body and the corrugated pipe body in an even welding mode, certain buffer spaces are formed between the two ends of the outer metal woven net barrel and the corrugated pipe body when the two ends of the outer metal woven net barrel are fixedly connected with the corrugated pipe body, and the corrugated pipe body protecting effect is good.

Preferably, the corrugated pipe body comprises a telescopic metal pipe body, the two ends of the metal pipe body are provided with connecting pipes 10 integrally formed therewith, and the end of each connecting pipe 10 is provided with a connecting flange a6 integrally formed therewith.

Preferably, the metal pipe body is composed of a plurality of sections of integrally formed soft double-truncated cone-shaped pipe body 11.

The plurality of double-truncated-cone-shaped pipe bodies 11 form a metal pipe body, and the flexibility of the metal pipe body is guaranteed.

Preferably, the two ends of the inner metal braided net cylinder 9 are provided with snap rings 8 which are integrally formed with the inner metal braided net cylinder and are clamped with the ring grooves 12 on the inner wall of the connecting pipe 10.

The inner metal braided net cylinder 9 is clamped with the ring groove 12 through the snap ring 8, and the sealing performance between the inner metal braided net cylinder 9 and the corrugated pipe body is ensured.

Preferably, the connector comprises a connecting flange b3 fixedly connected with a connecting flange a6 through a screw 7, a transition pipe 13 integrally formed with the connecting flange b3 is arranged at the end of the connecting flange b3, and a connecting nut 4 with internal threads 5 integrally formed with the transition pipe 13 is arranged at the top of the transition pipe 13.

The connecting flange b3 is connected with the connecting flange a6 through a screw 7, so that the installation and the disassembly are convenient, and the metal corrugated pipe is convenient to install due to the arrangement of the connecting nut 4.

Preferably, the inner wall of the reinforcing support ring 14 is in close contact with the outer wall of the inner woven metal tube 9.

The reinforcing support ring 14 is in close contact with the inner metal braided mesh cylinder 9 for the purpose of supporting the inner metal braided mesh cylinder 9.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A metal bellows, includes bellows body, its characterized in that: the inner wall of bellows body is located its crease department and is equipped with a plurality of rather than integrated into one piece's enhancement support ring, the inside of strengthening the support ring is equipped with both ends and installs in the inside interior metal woven wire net section of thick bamboo of bellows body, the external fixation of bellows body is equipped with both ends and its in close contact with's outer metal woven wire net section of thick bamboo, and the both ends of bellows body are equipped with the connector through screw rather than fixed connection, the outside outer metal woven wire net body of bellows body is located including the fixed cover to outer metal woven wire net section of thick bamboo, the both ends fixedly connected with of outer metal woven wire net body and the hemispherical connecting casing of bellows body evenly welded.

2. A metal bellows according to claim 1, wherein: the corrugated pipe body comprises a telescopic metal pipe body, connecting pipes integrally formed with the metal pipe body are arranged at two ends of the metal pipe body, and connecting flange discs a integrally formed with the connecting pipes are arranged at the end parts of the connecting pipes.

3. A metal bellows according to claim 2, wherein: the metal pipe body is composed of a plurality of sections of integrally formed soft double-truncated cone-shaped pipe bodies.

4. A metal bellows according to claim 3, wherein: the two ends of the inner metal woven net cylinder are provided with snap rings which are integrally formed with the inner metal woven net cylinder and are clamped with the ring grooves on the inner wall of the connecting pipe.

5. A corrugated metal pipe as claimed in claim 4, wherein: the connector includes the flange b of being connected through screw and flange a fixed connection, the tip of flange b is equipped with rather than integrated into one piece's transition pipe, the top of transition pipe is equipped with rather than integrated into one piece's interior threaded coupling nut of taking.

6. A metal bellows according to claim 1, wherein: the inner wall of the reinforcing support ring is in close contact with the outer wall of the inner metal weaving cylinder.