CN217208254U

CN217208254U - High-pressure high-speed rotary joint

Info

Publication number: CN217208254U
Application number: CN202220124891.1U
Authority: CN
Inventors: 孟繁亮; 万佳峰; 张吉庆; 潘淑芬; 李轶楠
Original assignee: Shandong Saisheng Metallurgical Machinery Co ltd
Current assignee: Shandong Saisheng Metallurgical Machinery Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-08-16
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a high-speed rotary joint of high pressure relates to rotary joint technical field, which comprises a housin, the interior pipeline has been seted up to the inside of casing, the one end of interior pipe cavity is linked together with the terminal surface of casing, the other end of interior pipe cavity is linked together with the bottom surface of the casing other end. This high-speed rotary joint of high pressure, it installs to cooperate needs pivoted pipeline and piping erection external screw thread, utilize hexagonal spanner pulling board to drive slip post and magnetic column removal, make the inside of magnetic column indentation rolling disc, and rotate the pulling board and drive the slip post, the magnetic column, the rolling disc, screw thread post and self-tapping screw are rotatory, the cooperation that utilizes screw thread post and screw hole drives the screw thread post, self-tapping screw downstream, self-tapping screw is screwed into gradually in the outer wall that needs the rotation pipeline, fix the position of needs rotation piping erection on the piping erection external screw thread, this high-speed rotary joint of high pressure's practicality has been improved.

Description

High-pressure high-speed rotary joint

Technical Field

The utility model relates to a rotary joint technical field specifically is a high-speed rotary joint of high pressure.

Background

High speed rotary joints are one type of joint used for operating speeds: 3000 rpm's high-speed rotary joint part, it is mainly used in trades such as papermaking, rubber, chemical industry, plastics, weaving, printing and dyeing, steel, metallurgy, pharmacy, drying, food, carpenter, some trades still need to have extra requirement to pressure in addition, so high-pressure high-speed rotary joint has appeared on the market, but the part that current rotary joint and rotatory pipeline are connected is only through the screw thread, can take place to connect not hard up the condition when the pipeline is rotatory, influence the stability when rotary joint uses, can not reach the requirement of using now, therefore we have proposed a high-pressure high-speed rotary joint.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a high-speed rotary joint of high pressure has solved the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a high-pressure high-speed rotary joint comprises a shell, wherein an inner pipeline is arranged in the shell, one end of an inner cavity of the inner pipeline is communicated with the end face of the shell, the other end of the inner cavity of the inner pipeline is communicated with the bottom face of the other end of the shell, a gland is fixedly arranged at one end of the shell, one end of the gland extends to the inner cavity of the inner pipeline, a rotating base is fixedly connected to the other end of the gland, a rotating ring is rotatably connected to one side of the rotating base, a plurality of fixing grooves are formed in the surface of the rotating ring, waist-shaped clamping grooves are formed in the inner walls of the plurality of fixing grooves, a threaded hole is formed in the rotating ring and located below the fixing grooves, a threaded column is sleeved in an inner cavity thread of the threaded hole, one end of the threaded column extends to the inner side of the rotating ring and is fixedly connected with a self-tapping screw, and an inner cavity, penetrating through the top end of the fixing grooves, extends to the outer portion of the rotating ring and is fixedly connected with a rotating disc, the top surface of the rotating disc is provided with a limiting groove, the side surface of the rotating disc is provided with a sliding groove, the inner wall of the sliding groove is provided with a magnetic block, an inner cavity of the sliding groove is sleeved with a magnetic column, one end of the magnetic column extends to the outside of the rotating disc, the outer diameter of the magnetic column is matched with the inner diameter of the waist-shaped clamping groove, the top surface of the magnetic column is fixedly connected with a sliding column, one end of the sliding column penetrates through the inner cavity of the limiting groove and extends to the top of the rotating disc and is fixedly connected with a pulling plate, and a hexagonal groove is formed in the top surface of the pulling plate.

Preferably, the inner cavity of the inner pipeline is rotatably connected with a rotating mandrel, one end of the rotating mandrel penetrates through the gland and extends to the inner side of the rotating ring, a pipeline installation external thread is arranged at one end of the rotating mandrel, a spring is fixedly connected to the inner wall of the inner pipeline, a stop block is fixedly connected to one end of the spring, and an oilless bearing is sleeved on the inner cavity of the inner pipeline and the inner side of the rotating mandrel and the inner side of the stop block respectively.

Preferably, the inner sides of the rotating mandrel and the gland are provided with spherical sealing rings.

Preferably, the inner side surface of the gland is attached to the outer side surface of the rotating mandrel, a ball bearing is arranged inside the gland, and the inner side surface of the ball bearing is connected with the outer side surface of the rotating mandrel.

Preferably, the inner wall of the other end of the inner cavity of the inner pipeline is provided with internal threads.

Preferably, the magnetic pillar and the magnetic block have the same magnetism.

Preferably, the inner sides of the housing and the gland are provided with sealing gaskets.

The utility model provides a high-speed rotary joint of high pressure possesses following beneficial effect:

1. this high-speed rotary joint of high pressure, it installs to need pivoted pipeline and pipeline installation external screw thread to cooperate, utilize hexagonal spanner pulling board to drive slip post and magnetic column removal, make the inside of magnetic column indentation rolling disc, and it drives the slip post to rotate the pulling board, the magnetic column, the rolling disc, screw thread post and self-tapping screw are rotatory, the cooperation that utilizes screw thread post and screw hole drives the screw thread post, self-tapping screw downstream, self-tapping screw is screwed gradually in the outer wall that needs the rotation pipeline, it fixes to need to rotate the position of pipeline installation on the pipeline installation external screw thread, avoid pivoted pipeline and rotatory dabber to take place to break away from, this high-speed rotary joint of high pressure's practicality has been improved.

2. This high-speed rotary joint of high pressure uses through the cooperation of magnetic path, magnetic pillar and waist shape draw-in groove, after the rolling disc removed the inner chamber to the fixed slot, finds the position of a magnetic pillar and waist shape draw-in groove looks parallel and level, through the repulsion between magnetic path and the magnetic pillar the tip propulsion waist shape draw-in groove's of magnetic pillar inner chamber, fixes rolling disc, screw post and self-tapping screw through the cooperation of magnetic pillar and waist shape draw-in groove, has improved this high-speed rotary joint's of high pressure stability.

Drawings

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

fig. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of the rotating ring of the present invention;

fig. 4 is a schematic cross-sectional view of the rotating disk of the present invention;

fig. 5 is an enlarged schematic view of a point a in the structure diagram 1 of the present invention.

In the figure: 1. a housing; 2. a gland; 3. a gasket; 4. rotating the base; 5. a rotating ring; 6. rotating the mandrel; 7. installing external threads on the pipeline; 8. rotating the disc; 9. an inner conduit; 10. a spring; 11. a stop block; 12. an oilless bearing; 13. a spherical sealing ring; 14. a ball bearing; 15. an internal thread; 16. a threaded hole; 17. fixing grooves; 18. a waist-shaped clamping groove; 19. a threaded post; 20. a self-tapping screw; 21. a chute; 22. a limiting groove; 23. a magnetic block; 24. a magnetic column; 25. a sliding post; 26. a plate is pulled; 27. a hexagonal groove.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution: a high-pressure high-speed rotary joint comprises a shell 1, an inner pipeline 9 is arranged in the shell 1, one end of the inner cavity of the inner pipeline 9 is communicated with the end face of the shell 1, the other end of the inner cavity of the inner pipeline 9 is communicated with the bottom face of the other end of the shell 1, a gland 2 is fixedly arranged at one end of the shell 1, one end of the gland 2 extends to the inner cavity of the inner pipeline 9, sealing gaskets 3 are arranged on the inner sides of the shell 1 and the gland 2, the sealing performance of the installation of the shell 1 and the gland 2 is ensured by the sealing gaskets 3, a rotating base 4 is fixedly connected with the other end of the gland 2, a rotating ring 5 is rotatably connected with one side of the rotating base 4, a plurality of fixing grooves 17 are arranged on the surface of the rotating ring 5, kidney-shaped clamping grooves 18 are arranged on the inner walls of the plurality of fixing grooves 17, a threaded hole 16 is arranged in the rotating ring 5 and positioned below the fixing groove 17, and a threaded column 19 is sleeved on the inner cavity thread of the threaded hole 16, one end of a threaded column 19 extends to the inner side of the rotating ring 5 and is fixedly connected with a self-tapping screw 20, the top end of the threaded column 19 extends to the outer part of the rotating ring 5 through an inner cavity of a fixing groove 17 and is fixedly connected with a rotating disc 8, a limiting groove 22 is formed in the top surface of the rotating disc 8, a sliding groove 21 is formed in the side surface of the rotating disc 8, a magnetic block 23 is arranged on the inner wall of the sliding groove 21, a magnetic column 24 is sleeved in the inner cavity of the sliding groove 21, the magnetic column 24 and the magnetic block 23 have the same magnetism, the end part of the magnetic column 24 is pushed into the waist-shaped clamping groove 18 through the repulsive force between the magnetic block 23 and the magnetic column 24, meanwhile, the positions of the rotating disc 8 and the threaded column 19 are fixed through the threaded fit of the threaded column 19 and a threaded hole 16, one end of the magnetic column 24 extends to the outer part of the rotating disc 8, the outer diameter of the magnetic column 24 is matched with the inner diameter of the waist-shaped clamping groove 18, a sliding column 25 is fixedly connected to the top surface of the magnetic column 24, when the magnetic column 24 is separated from the inner cavity of the waist-shaped clamping groove 18, the end face of the magnet 23 is just contacted with one end of the magnetic column 24, at the moment, the sliding column 25 is concentric with the rotating disc 8, the magnetic column 24, the rotating disc 8, the threaded column 19 and the self-tapping screw 20 can be driven to rotate when the pulling plate 26 is rotated, one end of the sliding column 25 penetrates through the inner cavity of the limiting groove 22 and extends to the top of the rotating disc 8, the pulling plate 26 is fixedly connected with the inner cavity of the limiting groove 22, the side face of the sliding column 25 is attached to the inner wall of the limiting groove 22, the magnetic column 24 and the sliding column 25 are prevented from shaking, the hexagonal groove 27 is formed in the top face of the pulling plate 26, the inner cavity of the inner pipeline 9 is rotatably connected with the rotating mandrel 6, one end of the rotating mandrel 6 penetrates through the gland 2 and extends to the inner side of the rotating ring 5, the pipeline installation external thread 7 is arranged at one end of the rotating mandrel 6, the spring 10 is fixedly connected with the abutting block 11, the inner cavity of the inner pipeline 9 is respectively positioned on the rotating mandrel 6 and on the inner side of the abutting block 11, and sleeved with the oilless bearing 12, the inner sides of the rotating mandrel 6 and the gland 2 are provided with spherical sealing rings 13, the inner side face of the gland 2 is attached to the outer side face of the rotating mandrel 6, a ball bearing 14 is arranged inside the gland 2, the inner side face of the ball bearing 14 is connected with the outer side face of the rotating mandrel 6, the inner wall of the other end of the inner cavity of the inner pipeline 9 is provided with an internal thread 15, and the rotating joint is connected with a pipeline which does not rotate through the internal thread 15.

In conclusion, when the high-pressure high-speed rotary joint is installed, firstly, a pipeline which does not need to be rotated is installed in a matching way with the internal thread 15, then, the pipeline which needs to be rotated is installed in a matching way with the pipeline installation external thread 7, then, a hexagonal wrench is inserted into the inner cavity of the hexagonal groove 27, the pulling plate 26 is pulled to drive the sliding column 25 and the magnetic column 24 to move, so that the magnetic column 24 retracts into the rotating disc 8, the pulling plate 26 is pulled by the hexagonal wrench to overcome the repulsive force between the magnetic block 23 and the magnetic column 24 through pulling force, then, the pulling plate 26 is rotated to drive the sliding column 25, the magnetic column 24, the rotating disc 8, the threaded column 19 and the self-tapping screw 20 to rotate, the threaded column 19, the rotating disc 8, the sliding column 25, the pulling plate 26 and the self-tapping screw 20 are driven to move downwards by the matching of the threaded column 19 and the threaded hole 16, and the self-tapping screw 20 is gradually screwed into the outer wall of the pipeline which needs to be rotated, the position of a pipeline which needs to be rotated and is installed on the pipeline installation external thread 7 is fixed, in addition, the rotating disc 8 moves to the inner cavity of the fixing groove 17 at the moment, a position where the magnetic column 24 is flush with the kidney-shaped clamping groove 18 is found, the pulling plate 26 is loosened, the end part of the magnetic column 24 is pushed into the inner cavity of the kidney-shaped clamping groove 18 through the repulsive force between the magnetic block 23 and the magnetic column 24, and the rotating disc 8, the threaded column 19 and the self-tapping screw 20 are fixed through the matching of the magnetic column 24 and the kidney-shaped clamping groove 18.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-pressure high-speed rotary joint comprises a shell (1), and is characterized in that: an inner pipeline (9) is arranged in the shell (1), one end of an inner cavity of the inner pipeline (9) is communicated with the end face of the shell (1), the other end of the inner cavity of the inner pipeline (9) is communicated with the bottom face of the other end of the shell (1), a gland (2) is fixedly mounted at one end of the shell (1), one end of the gland (2) extends to the inner cavity of the inner pipeline (9), a rotating base (4) is fixedly connected at the other end of the gland (2), a rotating ring (5) is rotatably connected to one side of the rotating base (4), a plurality of fixing grooves (17) are formed in the surface of the rotating ring (5), kidney-shaped clamping grooves (18) are formed in the inner walls of the fixing grooves (17), a threaded hole (16) is formed in the rotating ring (5) and is positioned below the fixing grooves (17), and a threaded column (19) is sleeved in the inner cavity of the threaded hole (16), one end of the threaded column (19) extends to the inner side of the rotating ring (5) and is fixedly connected with a tapping screw (20), the top end of the threaded column (19) penetrates through the inner cavity of the fixing groove (17) and extends to the outer part of the rotating ring (5) and is fixedly connected with the rotating disc (8), the top surface of the rotating disc (8) is provided with a limiting groove (22), the side surface of the rotating disc (8) is provided with a sliding groove (21), the inner wall of the sliding groove (21) is provided with a magnetic block (23), the inner cavity of the sliding groove (21) is sleeved with a magnetic column (24), one end of the magnetic column (24) extends to the outer part of the rotating disc (8), the outer diameter of the magnetic column (24) is matched with the inner diameter of the waist-shaped clamping groove (18), the top surface of the magnetic column (24) is fixedly connected with a sliding column (25), one end of the sliding column (25) penetrates through the inner cavity of the limiting groove (22) and extends to the top of the rotating disc (8) and is fixedly connected with a pulling plate (26), the top surface of the pulling plate (26) is provided with a hexagonal groove (27).

2. A high pressure high speed rotary joint as claimed in claim 1, wherein: the inner chamber of interior pipeline (9) rotates and is connected with rotatory dabber (6), the one end of rotatory dabber (6) runs through gland (2) and extends to the inboard of swivel becket (5), the one end of rotatory dabber (6) is provided with pipe-erection external screw thread (7), the inner wall fixedly connected with spring (10) of interior pipeline (9), the one end fixedly connected with of spring (10) supports dog (11), the inner chamber of interior pipeline (9) just is located rotatory dabber (6) respectively and supports inboard cover that dog (11) is equipped with oilless bearing (12).

3. A high pressure high speed rotary joint as claimed in claim 2, wherein: and spherical sealing rings (13) are arranged on the inner sides of the rotating mandrel (6) and the gland (2).

4. A high pressure high speed rotary joint as claimed in claim 1, wherein: the inner side surface of the gland (2) is attached to the outer side surface of the rotating mandrel (6), a ball bearing (14) is arranged inside the gland (2), and the inner side surface of the ball bearing (14) is connected with the outer side surface of the rotating mandrel (6).

5. A high pressure high speed rotary joint as claimed in claim 1, wherein: and an inner thread (15) is arranged on the inner wall of the other end of the inner cavity of the inner pipeline (9).

6. A high pressure high speed rotary joint as defined in claim 1, wherein: the magnetic column (24) and the magnetic block (23) have the same magnetism.

7. A high pressure high speed rotary joint as claimed in claim 1, wherein: and sealing gaskets (3) are arranged on the inner sides of the shell (1) and the gland (2).