CN211779533U

CN211779533U - Connecting device for stainless steel pipe fittings

Info

Publication number: CN211779533U
Application number: CN202020329485.XU
Authority: CN
Inventors: 李新宁; 郭雷
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-10-27
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a connecting device of stainless steel pipe fitting, including the outer tube, the outer tube is the tubular structure of keeping flat, the inner wall fixedly connected with baffle of outer tube, the inner wall fixedly connected with conical seal ring of outer tube, conical seal ring's inner wall sliding connection has fixed pipe body, and the one end of fixed pipe body and the side overlap joint of baffle, the one end fixedly connected with round platform pipe of outer tube, the inner wall of round platform pipe and conical seal ring's surface overlap joint. This connecting device of stainless steel pipe fitting, through setting up outer tube, baffle, taper seal ring, round platform pipe and hexagonal latch segment, the rotation of the hexagonal latch segment of being convenient for drives the inside shrink of round platform pipe to extrude the taper seal ring, thereby will fix the quick fixed seal of pipe body, and the fixed pipe body can be taken out fast to the reverse rotation hexagonal latch segment, and it is more simple and convenient to make this connecting device of stainless steel pipe fitting maintain the dismantlement.

Description

Connecting device for stainless steel pipe fittings

Technical Field

The utility model relates to a pipe connection technical field specifically is a connecting device of stainless steel pipe fitting.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc.

The stainless steel pipeline is connected in a mode that the stainless steel pipe and the flange are welded together firstly, and then the flanges at two ends are fixed and connected together.

Therefore, a connecting device for stainless steel pipes is provided.

Disclosure of Invention

An object of the utility model is to provide a connecting device of stainless steel pipe fitting to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a connecting device of stainless steel pipe fitting, includes the outer tube, the outer tube is the tubular structure of keeping flat, the inner wall fixedly connected with baffle of outer tube, the inner wall fixedly connected with conical seal ring of outer tube, conical seal ring's inner wall sliding connection has fixed pipe body, and the one end of fixed pipe body and the side overlap joint of baffle, the one end fixedly connected with round platform pipe of outer tube, the inner wall of round platform pipe and conical seal ring's surface overlap joint, the thread groove has been seted up on the surface of round platform pipe, and the surface threaded connection of this thread groove has the hexagonal latch segment.

Preferably, one end of the outer sleeve, which is far away from the circular truncated cone tube, is fixedly connected with a hemispherical shell, and one end of the outer sleeve penetrates through the surface of the hemispherical shell and extends to the inner wall of the hemispherical shell.

Preferably, the inner wall fixedly connected with of hemisphere casing seals up, and the material that seals up is polytetrafluoroethylene, the inner wall of sealed pad rotates and is connected with the rotation spheroid, the spheroidal fixed surface that rotates is connected with the connecting pipe, the spheroidal surface that rotates sets up the through-hole with connecting pipe looks adaptation.

Preferably, one end of the connecting pipe, which is far away from the rotating sphere, is fixedly connected with a connecting flange.

Preferably, three rectangular through grooves are formed in the surface of the circular truncated cone pipe, and the peripheral surfaces of the three rectangular through grooves are equidistantly arranged on the surface of the circular truncated cone pipe.

Preferably, the inner wall of the conical sealing ring is provided with a clamping groove, and the conical sealing ring is made of ethylene propylene diene monomer.

Advantageous effects

The utility model provides a connecting device of stainless steel pipe fitting possesses following beneficial effect:

1. this connecting device of stainless steel pipe fitting, through setting up outer tube, baffle, taper seal ring, round platform pipe and hexagonal latch segment, the rotation of the hexagonal latch segment of being convenient for drives the inside shrink of round platform pipe to extrude the taper seal ring, thereby will fix the quick fixed seal of pipe body, and the fixed pipe body can be taken out fast to the reverse rotation hexagonal latch segment, and it is more simple and convenient to make this connecting device of stainless steel pipe fitting maintain the dismantlement.

2. This connecting device of stainless steel pipe fitting through setting up half spherical shell, rotating ball and sealed the pad, and the flange of being convenient for can the free rotation, and when making the piping erection, the condition that the flange at both ends has angular deviation still can be fixed firm to the installation that makes the pipeline is more convenient.

Drawings

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

FIG. 2 is a schematic view of the front cross-section structure of the present invention;

fig. 3 is a schematic perspective view of the circular truncated cone tube.

In the figure: the sealing structure comprises an outer sleeve 1, a partition plate 2, a conical sealing ring 3, a fixed pipe body 4, a circular truncated cone pipe 5, a hexagonal locking block 6, a hemispherical shell 7, a sealing gasket 8, a rotating ball 9, a connecting pipe 10, a connecting flange 11 and a rectangular through groove 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a connecting device of stainless steel pipe fitting, including outer tube 1, outer tube 1 is the tubular structure of keeping flat, the inner wall fixedly connected with baffle 2 of outer tube 1, the inner wall fixedly connected with conical seal ring 3 of outer tube 1, the draw-in groove has been seted up to conical seal ring 3's inner wall, and conical seal ring 3's material is ethylene propylene diene monomer, no polar substituent in the ethylene propylene diene monomer molecular structure, the intramolecular cohesive energy is low, the molecular chain can keep the compliance in the broad range, consequently, excellent elasticity has, and still can keep at low temperature.

The inner wall sliding connection of toper sealing ring 3 has fixed pipe body 4, and the one end of fixed pipe body 4 and the side overlap joint of baffle 2, and the one end fixedly connected with round platform pipe 5 of outer tube 1, the inner wall of round platform pipe 5 and the surface overlap joint of toper sealing ring 3.

One end of the outer sleeve 1, which is far away from the circular truncated cone pipe 5, is fixedly connected with a hemispherical shell 7, and one end of the outer sleeve 1 penetrates through the surface of the hemispherical shell 7 and extends to the inner wall of the hemispherical shell 7.

Inner wall fixedly connected with of hemisphere casing 7 seals up 8, and the material that seals up 8 is polytetrafluoroethylene, polytetrafluoroethylene's mechanical property is softer, high lubricity and weatherability have, and sealing performance is good, the inner wall of sealed pad 8 rotates and is connected with and rotates spheroid 9, the fixed surface of rotating spheroid 9 is connected with connecting pipe 10, the through-hole with connecting pipe 10 looks adaptation is seted up on the surface of rotating spheroid 9, connecting pipe 10 keeps away from the one end fixedly connected with flange 11 that rotates spheroid 9, through setting up hemisphere casing 7, rotate spheroid 9 and sealed pad 8, flange 11 of being convenient for can the free rotation, when making the piping erection, the condition that there is angular deviation in the flange at both ends still can be fixed firm, thereby make the installation of pipeline more convenient.

Thread groove has been seted up on the surface of round platform pipe 5, and the surface threaded connection of this thread groove has hexagonal latch segment 6, three rectangle through groove 12 has been seted up on the surface of round platform pipe 5, and three rectangle through groove 12 global equidistance sets up the surface at round platform pipe 5, through setting up outer tube 1, baffle 2, conical seal ring 3, round platform pipe 5 and hexagonal latch segment 6, the rotation of hexagonal latch segment 6 of being convenient for drives round platform pipe 5 and inwards contracts, and extrude conical seal ring 3, thereby will fix the quick fixed sealing of pipe body 4, and fixed pipe body 4 can be taken out fast to reverse rotation hexagonal latch segment 6, it is more simple and convenient to make the connecting device maintenance of this stainless steel pipe spare dismantle.

The working principle is as follows: when using this connecting device of stainless steel pipe fitting, earlier pack in fixed pipe body 4 in conical seal ring 3, and support baffle 2, rotate hexagonal latch segment 6 again, make round platform pipe 5 shrink and extrude conical seal ring 3, thereby fix fixed pipe body 4, it is together fixed with flange 11 and the flange 11 of another section pipe fitting again, when sealed face nonparallel appears in two flange 11, locking bolt's in-process, it rotates spheroid 9 at the inner wall of hemisphere casing 7 to rotate, and the best fixed angle of automatic adjustment, when demolising the steel pipe, reverse rotation hexagonal latch segment 6, take out fixed pipe body 4 can, connecting device through using this stainless steel pipe fitting, make the maintenance of stainless steel pipe dismantle more simple and convenient.

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

Claims

1. The connecting device for the stainless steel pipe fittings comprises an outer sleeve (1), and is characterized in that: the utility model discloses a quick-witted, including outer tube (1), inner wall fixedly connected with baffle (2) of outer tube (1), the inner wall fixedly connected with taper seal ring (3) of outer tube (1), the inner wall sliding connection of taper seal ring (3) has fixed pipe body (4), and the side overlap joint of the one end of fixed pipe body (4) and baffle (2), the one end fixedly connected with round platform pipe (5) of outer tube (1), the inner wall of round platform pipe (5) and the surface overlap joint of taper seal ring (3), the thread groove has been seted up on the surface of round platform pipe (5), and the surface threaded connection of this thread groove has hexagonal latch segment (6).

2. The device for connecting stainless steel pipes according to claim 1, wherein: one end fixedly connected with hemisphere casing (7) that round platform pipe (5) was kept away from in outer tube (1), and the inner wall of hemisphere casing (7) is run through on the surface of hemisphere casing (7) and extends to in the one end of outer tube (1).

3. A stainless steel pipe fitting connecting device according to claim 2, wherein: the inner wall fixedly connected with of hemisphere casing (7) seals up (8), and the material that seals up (8) is polytetrafluoroethylene, the inner wall of sealed pad (8) rotates and is connected with and rotates spheroid (9), the fixed surface who rotates spheroid (9) is connected with connecting pipe (10), the through-hole with connecting pipe (10) looks adaptation is seted up on the surface that rotates spheroid (9).

4. A stainless steel pipe fitting connecting device according to claim 3, wherein: and one end of the connecting pipe (10) far away from the rotating sphere (9) is fixedly connected with a connecting flange (11).

5. The device for connecting stainless steel pipes according to claim 1, wherein: three rectangular through grooves (12) are formed in the surface of the circular truncated cone pipe (5), and the peripheral surfaces of the three rectangular through grooves (12) are arranged on the surface of the circular truncated cone pipe (5) at equal intervals.

6. The device for connecting stainless steel pipes according to claim 1, wherein: the inner wall of the conical sealing ring (3) is provided with a clamping groove, and the conical sealing ring (3) is made of ethylene propylene diene monomer.