CN217463628U

CN217463628U - Stainless steel explosion-proof double-seal joint

Info

Publication number: CN217463628U
Application number: CN202220975379.8U
Authority: CN
Inventors: 代新枝
Original assignee: Shanghai Huchen Automation System Engineering Co ltd
Current assignee: Shanghai Huchen Automation System Engineering Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-09-20
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses an explosion-proof double containment of stainless steel connects, including explosion-proof joint, the solid fixed ring of explosion-proof joint upper end installation, solid fixed ring upper end installation hollow ring piece sets up annular stopper in the hollow ring piece, and annular stopper and hollow ring piece inner wall sliding connection, annular stopper upper end installation annular piece, and the annular piece upper end passes hollow ring piece, annular piece upper end installation go-between one, installation insulating cloth between solid fixed ring and the go-between one, and insulating cloth is located hollow ring piece, install flexible hose between solid fixed ring and the go-between one, and flexible hose is located between insulating cloth and the hollow ring piece. Utility model promotes the go-between and drives annular piece, insulating cloth and the flexible hose upper end and remove, adjusts the position of go-between one, makes the go-between extension of explosion-proof joint, is convenient for connect.

Description

Stainless steel explosion-proof double-seal joint

Technical Field

The utility model relates to an explosion-proof joint field, concretely relates to explosion-proof double containment of stainless steel connects.

Background

The explosion-proof joint is made of copper alloy and brass nickel plating. The main application range is as follows: petroleum refining and petrochemical industry, coal mine, oil field, natural gas chemical industry, gunpowder industry, chemical fiber industry, paint industry, fertilizer industry, and various pharmaceutical industries. Oil tanker and liquefied petroleum gas vehicle, airplane, warehouse for operating inflammable and explosive articles, electrolytic workshop, communication machine assembly workshop, and place requiring no rusting, wear resistance and magnetism resistance of joint.

The length of the existing explosion-proof joint is fixed, and when the existing explosion-proof joint is connected, the distance between two connecting objects is too large, and the length of the explosion-proof joint cannot be adjusted, so that the two connecting objects cannot be connected. Accordingly, one skilled in the art has provided an explosion-proof double-sealed stainless steel joint to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a stainless steel explosion-proof double-seal joint, which comprises an explosion-proof joint, wherein a fixing ring is arranged at the upper end of the explosion-proof joint, a hollow ring block is arranged at the upper end of the fixing ring, an annular limiting block is arranged in the hollow ring block, and the annular limiting block is connected with the inner wall of the hollow ring block in a sliding manner;

the upper end of the annular limiting block is provided with an annular block, the upper end of the annular block penetrates through the hollow ring block, the upper end of the annular block is provided with a first connecting ring, insulating cloth is arranged between the fixing ring and the first connecting ring and is positioned in the hollow ring block, a flexible hose is arranged between the fixing ring and the first connecting ring and is positioned between the insulating cloth and the hollow ring block;

fixing devices are symmetrically arranged on the left side and the right side between the fixing ring and the connecting ring I, each fixing device comprises a hollow rod and a solid rod, a sliding groove is formed in one end of each hollow rod, a sliding block is arranged in each hollow rod, and each sliding block is connected with the inner wall of each hollow rod in a sliding mode;

sliding block one end is rotated connecting bolt one, and bolt one passes the sliding tray, and the pressure strip is established to bolt one surface cover, and pressure strip and a bolt threaded connection, and the solid pole of sliding block upper end installation, and the hollow rod is passed to the solid pole upper end.

Preferably: the lower end of the fixing device is provided with a first connecting block, and the first connecting block is fixedly connected with a fixing ring.

Preferably: and the second connecting block is fixedly connected with the first connecting ring.

Preferably: a rubber pad is arranged in one end, close to the hollow rod, of the pressing plate, and anti-skid grains are arranged on the surface of the rubber pad.

Preferably: the front side and the back side of one side face of the connecting ring are symmetrically provided with a first matching block, and a through hole is formed in the first matching block.

Preferably: and a matching ring is arranged above the connecting ring I, matching blocks II are symmetrically arranged in front of and behind the side surface of the matching ring, and bolts II are arranged in the matching blocks II.

Preferably: the upper end of the matching ring is provided with a conical pipe, and the upper end of the conical pipe is provided with a connecting ring II.

The utility model discloses a technological effect and advantage:

the utility model discloses promote the go-between and drive annular piece, insulating cloth and expansion hose upper end and remove, adjust the position of go-between one, make the extension of go-between one of explosion-proof joint, be convenient for connect, link together cooperation piece one and cooperation piece two through bolt two and nut, outside directness and go-between two are connected, make connector size grow, strong adaptability.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic structural view of a hollow ring block of the present application;

FIG. 3 is a schematic view of the construction of the fastening device of the present application;

in the figure: 1. an explosion-proof joint; 11. a fixing ring; 12. a first connecting block; 2. a hollow ring block; 21. an annular stop block; 22. a ring block; 3. a connecting ring I; 31. a second connecting block; 32. matching the first block; 33. a through hole; 4. a fixing device; 41. a hollow shaft; 42. a slider; 43. a solid bar; 44. a first bolt; 45. a compression plate; 5. matching rings; 51. a matching block II; 52. a second bolt; 53. a tapered tube; 54. a connecting ring II; 6. insulating cloth; 7. a flexible hose.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Referring to fig. 1 to 3, in the present embodiment, there is provided a stainless steel explosion-proof double-seal joint, including an explosion-proof joint 1, a fixing ring 11 is mounted at an upper end of the explosion-proof joint 1, a hollow ring block 2 is mounted at an upper end of the fixing ring 11, an annular limiting block 21 is disposed in the hollow ring block 2, the annular limiting block 21 is slidably connected to an inner wall of the hollow ring block 2, an annular block 22 is mounted at an upper end of the annular limiting block 21, an upper end of the annular block 22 penetrates through the hollow ring block 2, a connection ring one 3 is mounted at an upper end of the annular block 22, an insulating cloth 6 is mounted between the fixing ring 11 and the connection ring one 3, the insulating cloth 6 is located in the hollow ring block 2, a flexible hose 7 is mounted between the fixing ring 11 and the connection ring one 3, the flexible hose 7 is located between the insulating cloth 6 and the hollow ring block 2, fixing devices 4 are symmetrically disposed at left and right sides between the fixing ring 11 and the connection ring one 3, a connection block 12 is mounted at a lower end of the fixing device 4, the first connecting block 12 is fixedly connected with the fixing ring 11, the second connecting block 31 is installed at the upper end of the fixing device 4, the first connecting block 31 is fixedly connected with the first connecting ring 3, the fixing device 4 comprises a hollow rod 41 and a solid rod 43, a sliding groove is formed in one end of the hollow rod 41, a sliding block 42 is arranged in the hollow rod 41, the sliding block 42 is slidably connected with the inner wall of the hollow rod 41, a first bolt 44 is rotatably connected with one end of the sliding block 42, the first bolt 44 penetrates through the sliding groove, a pressing plate 45 is sleeved on the outer surface of the first bolt 44, the pressing plate 45 is in threaded connection with the first bolt 44, a rubber pad is arranged in one end, close to the hollow rod 41, of the pressing plate 45, anti-skid grains are arranged on the surface of the rubber pad, the solid rod 43 is installed at the upper end of the sliding block 42, the upper end of the solid rod 43 penetrates through the rod 41, a first matching block 32 is symmetrically installed on the side surface of the first connecting ring 3, a through hole 33 is formed in the first matching block 32, a matching ring 5 is arranged above the first connecting ring 3, the side surface of the matching ring 5 is symmetrically provided with a second matching block 51 in front and back, a second bolt 52 is arranged in the second matching block 51, the upper end of the matching ring 5 is provided with a conical pipe 53, and the upper end of the conical pipe 53 is provided with a second connecting ring 54.

The utility model discloses a theory of operation is: when the length of the explosion-proof joint 1 is insufficient, the first connecting ring 3 is pushed to move, the first connecting ring 3 drives the annular block 22, the upper ends of the insulating cloth 6 and the telescopic hose 7 to move, the position of the first connecting ring 3 is adjusted, the first connecting ring 3 of the explosion-proof joint 1 extends and is convenient to connect, the first connecting ring 3 drives the sliding block 42 to move through the solid rod 43 when moving, then the first bolt 44 is rotated, the pressing plate 45 is made to move to abut against the hollow rod 41, the position of the first connecting ring 3 is fixed, the second bolt 52 penetrates through the through hole 33, the first matching block 32 and the second matching block 51 are connected together through the second bolt 52 and the nut, the outside is directly connected with the second connecting ring 54, the size of a connecting port is increased, and the adaptability is high.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.

Claims

1. The stainless steel explosion-proof double-sealing joint comprises an explosion-proof joint (1) and is characterized in that a fixing ring (11) is mounted at the upper end of the explosion-proof joint (1), a hollow ring block (2) is mounted at the upper end of the fixing ring (11), an annular limiting block (21) is arranged in the hollow ring block (2), and the annular limiting block (21) is connected with the inner wall of the hollow ring block (2) in a sliding manner;

an annular block (22) is installed at the upper end of an annular limiting block (21), the upper end of the annular block (22) penetrates through the hollow ring block (2), a connecting ring I (3) is installed at the upper end of the annular block (22), insulating cloth (6) is installed between the fixing ring (11) and the connecting ring I (3), the insulating cloth (6) is located in the hollow ring block (2), a telescopic hose (7) is installed between the fixing ring (11) and the connecting ring I (3), and the telescopic hose (7) is located between the insulating cloth (6) and the hollow ring block (2);

fixing devices (4) are symmetrically arranged on the left side and the right side between the fixing ring (11) and the connecting ring I (3), each fixing device (4) comprises a hollow rod (41) and a solid rod (43), a sliding groove is formed in one end of each hollow rod (41), a sliding block (42) is arranged in each hollow rod (41), and each sliding block (42) is connected with the inner wall of each hollow rod (41) in a sliding mode;

one end of the sliding block (42) is rotatably connected with the first bolt (44), the first bolt (44) penetrates through the sliding groove, the outer surface of the first bolt (44) is sleeved with the pressing plate (45), the pressing plate (45) is in threaded connection with the first bolt (44), the upper end of the sliding block (42) is provided with the solid rod (43), and the upper end of the solid rod (43) penetrates through the hollow rod (41).

2. The stainless steel explosion-proof double sealing joint according to claim 1, wherein the fixing device (4) is provided with a first connecting block (12) at the lower end thereof, and the first connecting block (12) is fixedly connected with the fixing ring (11).

3. The stainless steel explosion-proof double-seal joint according to claim 1, wherein the second connecting block (31) is installed at the upper end of the fixing device (4), and the first connecting ring (3) is fixedly connected with the second connecting block (31).

4. The stainless steel explosion-proof double seal joint according to claim 1, wherein a rubber pad is arranged in one end of the compression plate (45) close to the hollow rod (41), and the surface of the rubber pad is provided with anti-skid lines.

5. The stainless steel explosion-proof double seal joint according to claim 1, wherein the connecting ring one (3) is provided with a first fitting block (32) at the side surface in front and back symmetry, and a through hole (33) is formed in the first fitting block (32).

6. The stainless steel explosion-proof double-seal joint according to claim 1, wherein a mating ring (5) is arranged above the connecting ring I (3), mating blocks II (51) are symmetrically arranged in front and back of the side surface of the mating ring (5), and a bolt II (52) is arranged in each mating block II (51).

7. The stainless steel explosion-proof double sealing joint according to claim 6, wherein the upper end of the mating ring (5) is provided with a conical tube (53), and the upper end of the conical tube (53) is provided with a connecting ring II (54).