CN211259922U

CN211259922U - Metal corrugated pipe with strong tightness

Info

Publication number: CN211259922U
Application number: CN202020023755.4U
Authority: CN
Inventors: 吴敬文; 洪雅敏; 洪清定; 洪琼敏; 洪伟旭
Original assignee: Derris Valve Technology Co ltd
Current assignee: Derris Valve Technology Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-08-14
Anticipated expiration: 2030-01-07

Abstract

The utility model discloses a metal corrugated pipe with strong sealing performance, which comprises a metal wire net sleeve, a metal corrugated pipe and a clamping ring, wherein a connecting device is arranged at the outer side of the metal corrugated pipe and the clamping ring, the metal corrugated pipe is placed into a fixed sleeve rod through a clamping head at the inner side of a connecting sleeve rod and contacts an inner cushion layer, then the sleeve rod rotates at the outer surface of the fixed sleeve rod through a thread, the clamping head rotates to extrude the clamping head to be clamped into the inner cushion layer until a convex ring is clamped into the inner cushion layer, so that the sealing effect in use is improved by arranging an extrusion connecting part, a reinforcing device is arranged at the middle part of the outer surface of the clamping ring, the metal wire net sleeve between the metal corrugated pipe and the clamping ring rotates at the lower clamping ring through a rotating part by the upper clamping ring and the lower clamping ring clinging to the middle part of the outer surface of the clamping ring for preliminary clamping, and is connected and fixed at the convex block by a fixing, the beneficial effect of adding the clamping component to improve the stability of the peripheral toughness-added component is achieved.

Description

Metal corrugated pipe with strong tightness

Technical Field

The utility model belongs to the technical field of the corrugated metal pipe, in particular to corrugated metal pipe that seal is strong.

Background

The metal corrugated pipe is a pipe with a regular wave shape, and the commonly used metal corrugated pipe comprises carbon steel, stainless steel, steel lining plastic, aluminum and the like;

the connecting device is mainly used for connecting pipelines or connecting the pipelines and equipment in occasions where small bending radius non-concentric axial transmission is needed, or irregular turning and stretching are needed, or thermal deformation of the pipelines is absorbed, or the fixed elbow is inconvenient to install;

but the airtight effect when this bellows of prior art neotype is used is not good to the part steadiness that the periphery adds toughness is not strong.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, provide a metal bellows that leakproofness is strong now to solve airtight effect when this bellows carries out the use not good, and the peripheral not strong problem of part steadiness that adds toughness, through setting up the airtight effect of extrusion adapting unit in order to improve the use, and add the beneficial effect who establishes clamping part in order to improve peripheral toughness part steadiness.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a metal corrugated pipe with strong sealing performance, which comprises a metal wire mesh sleeve, a metal corrugated pipe, a clamping ring, a connecting device and a reinforcing device, wherein the metal corrugated pipe is arranged on the inner wall of the metal wire mesh sleeve, the left end and the right end of the middle part of the outer surface of the clamping ring metal wire mesh sleeve are respectively fixedly connected with the clamping ring, the outer side of the clamping ring is welded with the connecting device, the inner side of the inner wall of the connecting device is fixedly connected with the outer side of the middle part of the outer surface of the metal corrugated pipe, the middle part of the outer surface of the clamping ring is fixedly connected with the reinforcing device, the connecting device comprises a sleeve fixing rod, an inner cushion layer, a connecting sleeve rod, a sleeve disassembling rod, a clamping joint and a convex ring, the outer side of the inner wall of the sleeve fixing rod is fixedly connected with the inner cushion layer, the inner side of the outer surface of the connecting sleeve rod is, the outer surface of the clamping joint is movably connected with the inner wall of the inner cushion layer, the inner side of the inner cushion layer is connected with the convex ring in a buckling mode, the inner wall of the sleeve disassembling rod is in threaded connection with the sleeve fixing rod, and the inner side of the inner wall of the sleeve fixing rod is fixedly connected with the outer side of the middle of the outer surface of the metal corrugated pipe.

Further, reinforcing apparatus includes the clamp ring, rotates piece, clamp ring, lug and mounting down, it rotates the piece to go up to be provided with between clamp ring and the clamp ring rear end down to go up the clamp ring and rotate with lower clamp ring through rotating the piece and be connected, go up clamp ring and clamp ring front end down respectively with the lug welding, the mounting runs through lug top bottom both ends middle part to lug and mounting fixed connection, clamp ring surface middle part respectively with last clamp ring and clamp ring fixed connection down.

Furthermore, the middle part of the outer surface of the sleeve disassembling rod is provided with striped anti-skid stripes.

Furthermore, the inner wall of the inner cushion layer is embedded with the middle part of the outer surface of the clamping joint.

Furthermore, the inner wall of the inner cushion layer is gradually expanded from inside to outside.

Furthermore, the inner walls of the upper clamping ring and the lower clamping ring are respectively provided with a rubber layer, and the inner side of the rubber layer is rough.

Furthermore, the inner cushion layer is made of rubber.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) the not good problem of airtight effect when solving this bellows and using, through set up connecting device in the corrugated metal pipe and the clamp ring outside, put into in the middle of solid cover pole and contact the interior bed course through the joint of adapter sleeve pole inboard, rotate by tearing open the loop pole at solid cover pole surface screw thread again, rotate the extrusion card with the joint and go into in the middle of the interior bed course, go into in the middle of the interior bed course until the bulge loop card, reached through setting up the airtight effect of extrusion adapting unit in order to improve when using.

2) The utility model discloses a clamping ring, including clamping ring, fixing piece, clamping ring, fixing piece, the part steadiness is not strong for solving peripheral part steadiness that adds toughness, through set up reinforcing apparatus in clamping ring surface middle part, the clamping ring rotates through rotating the piece in clamp ring department down through last clamping ring, and hug closely by last clamping ring and lower clamping ring and carry out preliminary clamp tightly in clamping ring surface middle part department, and connect fixedly in lug department by the mounting, consolidate the metal wire net cover between corrugated metal pipe and the clamping ring, reached and added the beneficial effect who establishes clamping part in order to improve peripheral part steadiness that adds.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connecting device of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a schematic structural view of the reinforcing apparatus of the present invention;

in the figure: the metal wire mesh sleeve comprises a metal wire mesh sleeve-1, a metal corrugated pipe-2, a clamping ring-3, a connecting device-4, a reinforcing device-5, a sleeve fixing rod-41, an inner cushion layer-42, a connecting sleeve rod-43, a sleeve disassembling rod-44, a clamping joint-45, a convex ring-46, an upper clamping ring-51, a rotating part-52, a lower clamping ring-53, a bump-54 and a fixing part-55.

Detailed Description

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a metal corrugated pipe with strong sealing property: comprises a metal wire net sleeve 1, a metal corrugated pipe 2, a clamping ring 3, a connecting device 4 and a reinforcing device 5, wherein the metal corrugated pipe 2 is arranged on the inner wall of the metal wire net sleeve 1, the left end and the right end of the middle part of the outer surface of the metal wire net sleeve 1 of the clamping ring 3 are respectively fixedly connected with the clamping ring 3, the outer side of the clamping ring 3 is welded with the connecting device 4, the inner side of the inner wall of the connecting device 4 is fixedly connected with the outer side of the middle part of the outer surface of the metal corrugated pipe 2, the middle part of the outer surface of the clamping ring 3 is fixedly connected with the reinforcing device 5, the connecting device 4 comprises a sleeve fixing rod 41, an inner cushion 42, a connecting sleeve rod 43, a sleeve detaching rod 44, a clamping head 45 and a convex ring 46, the outer side of the inner wall of the sleeve fixing rod 41 is fixedly connected with the inner cushion 42, the inner side of the outer surface of the connecting sleeve rod 43 is welded with, the inner side of the inner cushion layer 42 is connected with the convex ring 46 in a buckling mode, the inner wall of the sleeve detaching rod 44 is connected with the sleeve fixing rod 41 in a threaded mode, and the inner side of the inner wall of the sleeve fixing rod 41 is fixedly connected with the outer side of the middle of the outer surface of the metal corrugated pipe 2.

The reinforcing device 5 comprises an upper clamping ring 51, a rotating part 52, a lower clamping ring 53, a convex block 54 and a fixing part 55, wherein the rotating part 52 is arranged between the rear ends of the upper clamping ring 51 and the lower clamping ring 53, the upper clamping ring 51 is rotatably connected with the lower clamping ring 53 through the rotating part 52, the front ends of the upper clamping ring 51 and the lower clamping ring 53 are respectively welded with the convex block 54, the fixing part 55 penetrates through the middle parts of the two top and bottom ends of the convex block 54, the convex block 54 is fixedly connected with the fixing part 55, the middle part of the outer surface of the clamping ring 3 is respectively fixedly connected with the upper clamping ring 51 and the lower clamping ring 53, and clamping parts are additionally arranged according to the above steps to improve the beneficial effect of stability of the peripheral toughness parts.

The middle part of the outer surface of the sleeve disassembling rod 44 is provided with striped anti-slip lines, so that the friction force is increased, and the rotation and the slip are prevented.

Wherein, mutual gomphosis in inner 42 inner walls of bed course and joint 45 surface middle part, according to the degree of agreeing with between the inner 42 inner walls of bed course and the joint 45 surface middle part of joint in the aforesaid improvement to increase airtight effect.

Wherein, the inner wall of the inner cushion layer 42 is gradually expanded from inside to outside, and the compression effect is improved according to the space quantity change.

Wherein, the inner walls of the upper clamping ring 51 and the lower clamping ring 53 are respectively provided with a rubber layer, and the inner sides of the rubber layers are rough, thereby increasing the friction force and improving the clamping effect.

The inner cushion layer 42 is made of rubber, and has certain elasticity and wear resistance.

The working principle is as follows: firstly, taking out the metal corrugated pipe with strong tightness, and placing the metal corrugated pipe at a proper position;

then, when the sealing device is used, the connecting device 4 arranged on the outer sides of the metal corrugated pipe 2 and the clamping ring 3 is firstly placed into the sleeve fixing rod 41 through the clamping joint 45 on the inner side of the connecting sleeve rod 43 and contacts the inner cushion 42, then the sleeve detaching rod 44 rotates on the outer surface of the sleeve fixing rod 41 through threads, the clamping joint 45 rotates and extrudes to be clamped into the inner cushion 42 until the convex ring 46 is clamped into the inner cushion 42, and the sealing effect when the sealing device is used is improved by arranging the extrusion connecting component;

then, the reinforcing device 5 is arranged in the middle of the outer surface of the clamping ring 3, the upper clamping ring 51 rotates at the lower clamping ring 53 through the rotating piece 52, the upper clamping ring 51 and the lower clamping ring 53 cling to the middle of the outer surface of the clamping ring 3 for preliminary clamping, and the fixing piece 55 is used for connecting and fixing at the convex block 54, so that the metal wire mesh sleeve 1 between the metal corrugated pipe 2 and the clamping ring 3 is reinforced, and the beneficial effect of additionally arranging a clamping component to improve the stability of the peripheral toughened component is achieved;

finally, after the installation is finished, the liquid at the installation position is circulated through the metal corrugated pipe 2, and the metal wire mesh sleeve 1 improves the overall toughness.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A metal corrugated pipe with strong sealing performance comprises a metal wire mesh sleeve (1), a metal corrugated pipe (2) and a clamping ring (3), wherein the metal corrugated pipe (2) is arranged on the inner wall of the metal wire mesh sleeve (1), the left end and the right end of the middle part of the outer surface of the metal wire mesh sleeve (1) of the clamping ring (3) are fixedly connected with the clamping ring (3) respectively, the outer side of the clamping ring (3) is welded with a connecting device (4), the inner side of the inner wall of the connecting device (4) is fixedly connected with the outer side of the middle part of the outer surface of the metal corrugated pipe (2), and the middle part of the outer surface of the clamping ring (3) is fixedly connected with a;

the method is characterized in that: the connecting device (4) comprises a sleeve fixing rod (41), an inner cushion layer (42), a connecting sleeve rod (43), a sleeve disassembling rod (44), a clamping joint (45) and a convex ring (46), the outer side of the inner wall of the sleeve fixing rod (41) is fixedly connected with the inner cushion layer (42), the inner side of the outer surface of the connecting sleeve rod (43) is welded with the sleeve detaching rod (44), the inner side of the inner wall of the connecting loop bar (43) is welded with a clamping joint (45), the inner side of the middle part of the outer surface of the clamping joint (45) is fixedly connected with a convex ring (46), the outer surface of the clamping joint (45) is movably connected with the inner wall of the inner cushion layer (42), the inner side of the inner cushion layer (42) is connected with a convex ring (46) in a buckling way, the inner wall of the sleeve disassembling rod (44) is connected with the sleeve fixing rod (41) in a threaded way, the inner side of the inner wall of the sleeve fixing rod (41) is fixedly connected with the outer side of the middle part of the outer surface of the metal corrugated pipe (2).

2. The highly airtight metal bellows as claimed in claim 1, wherein: reinforcing apparatus (5) are including last clamp ring (51), rotate piece (52), clamp ring (53), lug (54) and mounting (55) down, it rotates piece (52) to go up clamp ring (51) and be provided with between clamp ring (53) rear end down to go up clamp ring (51) and rotate with lower clamp ring (53) through rotating piece (52) and be connected, go up clamp ring (51) and lower clamp ring (53) front end respectively with lug (54) welding, mounting (55) run through lug (54) top bottom both ends middle part to lug (54) and mounting (55) fixed connection, clamp ring (3) surface middle part respectively with last clamp ring (51) and lower clamp ring (53) fixed connection.

3. The highly airtight metal bellows as claimed in claim 1, wherein: the middle part of the outer surface of the sleeve disassembling rod (44) is provided with striped anti-slip lines.

4. The highly airtight metal bellows as claimed in claim 1, wherein: the inner wall of the inner cushion layer (42) is embedded with the middle part of the outer surface of the clamping joint (45).

5. The highly airtight metal bellows as claimed in claim 1, wherein: the inner wall of the inner cushion layer (42) is gradually expanded from inside to outside.

6. A highly airtight metal bellows as claimed in claim 2, wherein: the inner walls of the upper clamping ring (51) and the lower clamping ring (53) are respectively provided with a rubber layer, and the inner side of the rubber layer is rough.