CN220416626U

CN220416626U - Improved stainless steel corrugated pipe

Info

Publication number: CN220416626U
Application number: CN202322029897.8U
Authority: CN
Inventors: 石敢当
Original assignee: Zhejiang Qiai Tubing Industry Co ltd
Current assignee: Zhejiang Qiai Tubing Industry Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-01-30
Anticipated expiration: 2033-07-31

Abstract

The utility model relates to the technical field of stainless steel corrugated pipes, in particular to an improved stainless steel corrugated pipe, which comprises a corrugated pipe main body, wherein the outer side of the corrugated pipe main body is sleeved with a protective sleeve, both ends of the corrugated pipe main body are fixedly provided with threaded connecting parts, the outer sides of the threaded connecting parts are respectively provided with a leakage prevention mechanism, the leakage prevention mechanism comprises a metal outer ring and a rubber inner ring which are arranged from outside to inside, the rubber inner ring is fixedly connected to the inner wall of the metal outer ring, one side of the rubber inner ring, which is close to the threaded connecting parts, is equidistantly provided with a plurality of rubber sealing rings, the metal outer ring and the rubber inner ring are respectively provided with a notch, the outer sides of the metal outer ring, which are close to the notches, are provided with a first connecting plate and a second connecting plate, and bolts are arranged on the first connecting plate and the second connecting plate in a penetrating way.

Description

Improved stainless steel corrugated pipe

Technical Field

The utility model relates to the technical field of stainless steel corrugated pipes, in particular to an improved stainless steel corrugated pipe.

Background

The stainless steel corrugated pipe is used as a flexible pressure-resistant pipe fitting to be installed in a liquid conveying system and used for compensating the mutual displacement of connecting ends of a pipeline or a machine and equipment, absorbing vibration energy, playing roles of vibration reduction, noise reduction and the like, and has the characteristics of good flexibility, light weight, corrosion resistance, fatigue resistance, high and low temperature resistance and the like.

Disclosure of Invention

The utility model aims to provide an improved stainless steel corrugated pipe, which solves the problems that the sealing performance of the connecting part of the prior stainless steel corrugated pipe is not good enough, water leakage and water seepage can occur after long-time use, and unpredictable results can occur.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an improved generation stainless steel bellows, includes the bellows main part, the outside cover of bellows main part is equipped with the protective sheath, the both ends of bellows main part are all fixed and are equipped with threaded connection portion, threaded connection portion's the outside all is equipped with leakage protection mechanism, leakage protection mechanism includes by outside inside metal outer loop and the rubber inner ring that sets up, the one end that the metal outer loop is close to the bellows main part is connected with the fixture block, the fixture block card is established in the draw-in groove of seting up in the bellows main part outside, rubber inner ring fixed connection is on the inner wall of metal outer loop, one side equidistance that the rubber inner loop is close to threaded connection portion is equipped with a plurality of rubber seal, all set up jaggedly on metal outer loop and the rubber inner ring, first connecting plate and second connecting plate are close to the breach position in the metal outer loop outside, run through on first connecting plate and the second connecting plate and be equipped with the bolt.

Optionally, the outside fixed mounting of protective sheath has the installation piece, the rectangular channel has been run through on the installation piece, first pivot and second pivot are installed to the inner wall symmetry in rectangular channel, first annular limiting plate is installed in the outside rotation of first pivot, second annular limiting plate is installed in the outside rotation of second pivot.

Optionally, the other end fixedly connected with inserted block of first annular limiting plate, the slot has been seted up to the other end of second annular limiting plate, the inserted block cartridge is in the slot.

Optionally, the protective sleeve is made of rubber, and the outer side of the protective sleeve is coated with a corrosion-resistant coating.

Optionally, a sealing gasket is fixedly installed at one end of the threaded connection portion, and the diameter of the sealing gasket is the same as that of the threaded connection portion.

Optionally, one side that first connecting plate and second connecting plate are close to each other all is equipped with the backing plate, leakage protection mechanism inner cup is equipped with the visor, the outside of visor is connected with the handle.

Compared with the prior art, the utility model provides the improved stainless steel corrugated pipe, which has the following beneficial effects:

1. the utility model is provided with the leakage-proof mechanism, the corrugated pipe is arranged on a pipeline or a machine, and the bolt is screwed down, so that the conditions of water leakage, water seepage and the like at the joint caused by long-time use can be effectively avoided, and the unexpected result is avoided;

2. according to the utility model, the protective sleeve is sleeved outside the corrugated pipe main body, and can block dirt adhered to the corrugated pipe main body, so that the dirt is accumulated on the protective sleeve, and when the corrugated pipe main body needs to be cleaned, the protective sleeve is only required to be disassembled for cleaning;

3. according to the utility model, the protection cover is arranged on the leakage-proof mechanism and the threaded connection part cover, so that the problem that dust and other fine particles enter the threaded position of the threaded connection part to influence the installation of the corrugated pipe during transportation and storage of the corrugated pipe is avoided.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of the present utility model;

FIG. 3 is a schematic view of the protective sleeve and bellows body structure of the present utility model;

figure 4 shows the outer side of the protective sheath according to the utility model in an expanded state.

In the figure: 1. a mounting block; 2. a first rotating shaft; 3. a protective sleeve; 4. the second annular limiting plate; 5. a metal outer ring; 6. a protective cover; 7. a handle; 8. a rubber inner ring; 9. a bolt; 10. a backing plate; 11. a second connecting plate; 12. a rubber seal ring; 13. a clamping block; 14. a threaded connection; 15. inserting blocks; 16. a clamping groove; 17. a bellows body; 18. a sealing gasket; 19. a notch; 20. a first connection plate; 21. a second rotating shaft; 22. a slot; 23. and the first annular limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1-3, the utility model provides an improved stainless steel corrugated pipe, which comprises a corrugated pipe main body 17, wherein a protective sleeve 3 is sleeved on the outer side of the corrugated pipe main body 17, a mounting block 1 is fixedly arranged on the outer side of the protective sleeve 3, a rectangular groove is formed in the mounting block 1 in a penetrating manner, a first rotating shaft 2 and a second rotating shaft 21 are symmetrically arranged on the inner wall of the rectangular groove, a first annular limiting plate 23 is rotatably arranged on the outer side of the first rotating shaft 2, a second annular limiting plate 4 is rotatably arranged on the outer side of the second rotating shaft 21, an inserting block 15 is fixedly connected to the other end of the first annular limiting plate 23, an inserting groove 22 is formed at the other end of the second annular limiting plate 4, the inserting block 15 is inserted into the inserting groove 22, one end of the inserting block 15 is of a circular section with the angle of 90 degrees, the shape of the inserting groove 22 is identical to that of the inserting block 15, the protective sleeve 15 is made of rubber, when the protective sleeve 3 is not in use, the protective sleeve 3 is in an unfolding state, the protective sleeve 3 is sleeved on the outer side of the corrugated pipe main body 17, the inserting block 15 is inserted into the other end of the second annular limiting plate 23, and the inserting block 15 is inserted into the inserting groove 22 at the outer side of the insulating sleeve 17.

Referring to fig. 2, both ends of a bellows main body 17 are fixedly provided with a threaded connection portion 14, which is in threaded connection with a device to be provided with the bellows, one end of the threaded connection portion 14 is fixedly provided with a sealing gasket 18, the diameter of the sealing gasket 18 is the same as that of the threaded connection portion 14, the sealing property of the connection portion is enhanced, the outer side of the threaded connection portion 14 is provided with a leakage-proof mechanism, the leakage-proof mechanism comprises a metal outer ring 5 and a rubber inner ring 8 which are arranged from outside to inside, one end of the metal outer ring 5, which is close to the bellows main body 17, is connected with a clamping block 13, the clamping block 13 is clamped in a clamping groove 16 which is arranged at the outer side of the bellows main body 17, the rubber inner ring 8 is fixedly connected to the inner wall of the metal outer ring 5, one side of the rubber inner ring 8, which is close to the threaded connection portion 14, is equidistantly provided with a plurality of rubber sealing rings 12, notches 19 are arranged on the metal outer ring 5 and the rubber inner ring 8, a first connecting plate 20 and a second connecting plate 11 are arranged at positions, which are close to the notches 19, the first connecting plate 20 and the second connecting plate 11 are penetrated and provided with bolts 9, one side of the first connecting plate 20 and the second connecting plate 11, which are close to each other, are respectively provided with a backing plate 10, the inner cover of the leakage-proof mechanism is provided with a protective cover 6, the outer side of the protective cover 6 is connected with a handle 7, after the threaded connecting part 14 of the corrugated pipe is connected with a device to be installed, the leakage-proof mechanism gradually attaches the metal outer ring 5 and the rubber inner ring 8 to the threaded connecting part 14 through the fastening bolts 9 until the rubber sealing ring 19 at one side of the rubber inner ring 8, which is close to the threaded connecting part 14, is attached to the threaded connecting part 14, the rubber sealing ring 19 plays a role in sealing the connecting part, the conditions of loosening, water leakage and the like at the connecting part are avoided, the contact area of the backing plate 10 can be increased, the pressure is reduced, the bolts 9 are prevented from loosening, parts of the leakage-proof mechanism are protected, the protective cover 6 is covered on the threaded connecting part 14, the problem that dust and other fine particles enter the screw thread of the screw thread connection part 14 to affect the installation of the corrugated pipe can be avoided when the corrugated pipe is transported and stored.

Working principle: when the corrugated pipe is used, the protective cover 6 is taken out, the protective cover 6 is covered on the threaded connection part 14, dust and other tiny particles enter the threaded position of the threaded connection part 14 during transportation and storage of the corrugated pipe, the problem of influence on the installation of the corrugated pipe is solved, the threaded connection part 14 is in threaded connection with a device to be installed, the metal outer ring 5 and the rubber inner ring 8 are gradually attached to the threaded connection part 14 through the fastening bolt 9 until the rubber inner ring 8 is close to the threaded connection part 14, the rubber sealing ring 19 plays a role in sealing the connection part, the situation that water leaks from the connection part is avoided, the contact area of the backing plate 10 can be increased, the pressure is reduced, the bolt 9 is prevented from loosening, parts of a leakage-proof mechanism are protected, after the installation is finished, the protective sleeve 3 is sleeved on the outer side of the corrugated pipe body 17, the inserting block 15 at the other end of the first annular limiting plate 23 is inserted into the inserting groove 22 at one end of the second annular limiting plate 4, the thermal sleeve 3 is installed on the outer side 3 of the corrugated pipe body 17, dirt adhered to the protective sleeve body 17 can be blocked, the dirt on the protective sleeve body 3 can be accumulated on the protective sleeve body 17, and the protective sleeve 3 can be cleaned only when the protective sleeve body 17 is required to be removed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An improved stainless steel corrugated pipe is characterized in that: including bellows main part (17), the outside cover of bellows main part (17) is equipped with protective sheath (3), threaded connection portion (14) are all fixed in the both ends of bellows main part (17), threaded connection portion (14)'s the outside all is equipped with leakage prevention mechanism, leakage prevention mechanism includes metal outer loop (5) and rubber inner loop (8) that set up by outside inwards, metal outer loop (5) are close to the one end of bellows main part (17) and are connected with fixture block (13), fixture block (13) card is established in draw-in groove (16) of seting up in bellows main part (17) outside, rubber inner loop (8) fixed connection is on the inner wall of metal outer loop (5), one side equidistance that rubber inner loop (8) are close to threaded connection portion (14) is equipped with a plurality of rubber sealing washer (12), breach (19) are all seted up on metal outer loop (5) and rubber inner loop (8), the metal outer loop (5) outside is close to breach (19) position and installs first connecting plate (20) and second connecting plate (11), be equipped with on first connecting plate (20) and second connecting plate (11) and run through bolt (9).

2. An improved stainless steel bellows as claimed in claim 1, wherein: the outer side fixed mounting of protective sheath (3) has installation piece (1), the rectangular channel has been seted up in the run-through on installation piece (1), first pivot (2) and second pivot (21) are installed to the inner wall symmetry in rectangular channel, first annular limiting plate (23) are installed in the outside rotation of first pivot (2), second annular limiting plate (4) are installed in the outside rotation of second pivot (21).

3. An improved stainless steel bellows as claimed in claim 2, wherein: the other end of the first annular limiting plate (23) is fixedly connected with an inserting block (15), a slot (22) is formed in the other end of the second annular limiting plate (4), and the inserting block (15) is inserted into the slot (22).

4. An improved stainless steel bellows as claimed in claim 1, wherein: the protective sleeve (3) is made of rubber, and the outer side of the protective sleeve (3) is coated with corrosion-resistant paint.

5. An improved stainless steel bellows as claimed in claim 1, wherein: one end of the threaded connection part (14) is fixedly provided with a sealing gasket (18), and the diameter of the sealing gasket (18) is the same as that of the threaded connection part (14).

6. An improved stainless steel bellows as claimed in claim 1, wherein: one side that first connecting plate (20) and second connecting plate (11) are close to each other all is equipped with backing plate (10), leak protection mechanism inner cup is equipped with visor (6), the outside of visor (6) is connected with handle (7).