CN212900259U

CN212900259U - Adjustable rotary joint

Info

Publication number: CN212900259U
Application number: CN202020880381.8U
Authority: CN
Inventors: 刘海峰; 张文汉
Original assignee: Wuxi Heshen Machinery Technology Co ltd
Current assignee: Wuxi Heshen Machinery Technology Co ltd
Priority date: 2020-05-23
Filing date: 2020-05-23
Publication date: 2021-04-06
Anticipated expiration: 2030-05-23

Abstract

The utility model is suitable for a rotary joint field provides an adjustable rotary joint, including casing, rotating ring, rotating base and quiet ring, the left side of casing is reserved has the mounting hole, the right-hand member of casing is provided with the closing cap, and the right-hand member of closing cap waits angle evenly to install the bolt, the left end of closing cap is provided with inlays the pin, the internally mounted of casing has the axis of rotation, rotating base's outside left end is provided with the rotating ring, both sides all reserve about the inside of rotating ring has the spacing groove, the extrusion spring is installed in the left side of gasket, the right side of rotating ring is provided with quiet ring, and the right side of quiet ring is reserved has the hole of stalling. This adjustable rotary joint can adjust rotary joint's output angle in a flexible way, and quiet ring utilizes to inlay the pin, has solved quiet ring fracture when the rotation moment of torsion is big, and the body joint adopts axis of rotation and rotating ring components of a whole that can function independently design, when changing the rotary joint accessory, need not pull down easy maintenance from the equipment.

Description

Adjustable rotary joint

Technical Field

The utility model relates to a rotary joint technical field that is relevant specifically is an adjustable rotary joint.

Background

The rotary joint is a sealed rotary connector capable of rotating 360 degrees to convey media, and is used for conveying liquid into a rotating or reciprocating device from the side of a pipeline and discharging the liquid from the rotating or reciprocating device, the application field of the rotary joint almost covers various processing and manufacturing industries, but most of the rotary joints on the market still have some problems, such as:

the output angle of the rotary joint is not convenient to flexibly adjust, the static ring is easy to crack, and the rotary joint is not easy to disassemble when the accessory of the rotary joint is replaced, so that the rotary joint needs to be integrally replaced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjustable rotary joint to solve the output angle that most rotary joint are not convenient for adjust rotary joint in a flexible way on the market that proposes in the above-mentioned background, quiet ring is easy to split, and difficult dismantlement when changing the rotary joint accessory, the problem that needs whole change rotary joint.

The utility model is realized in such a way, an adjustable rotary joint comprises a shell, a movable ring, a rotary base and a stationary ring, wherein a mounting hole is reserved on the left side of the shell, an inlet is reserved in the middle of the left side of the shell, a seal cover is arranged on the right end of the shell, bolts are uniformly arranged at equal angles on the right end of the seal cover, an embedded pin is arranged at the left end of the seal cover, a rotating shaft is arranged in the shell, the rotary base is fixed at the outer side of the rotating shaft, stop pins are fixed on the upper side and the lower side of the rotary base, the movable ring is arranged at the left end of the outer side of the rotary base, an O-shaped ring is arranged at the outer side of the movable ring, a limiting groove is reserved on the upper side and the lower side of the inner part of the movable ring, a gasket is arranged at the left end of the movable ring, an extrusion spring is arranged at the left side of, and a rotation stopping hole is reserved on the right side of the static ring.

The utility model discloses still provide the spacing seat of spring is in the inside angular distribution such as the casing, and the spacing seat of spring constitutes elastic connection through extrusion spring and gasket.

The utility model discloses still provide the laminating of the internal surface of rotating ring and rotating base's left side surface, and the spacing groove and the stop pin of the inboard reservation of rotating ring are block type sliding connection.

The utility model discloses still provide rotating base and axis of rotation structure as an organic whole, and rotating base's upper and lower both ends are the plane to rotating base's perpendicular cross-section is the ring type.

The utility model discloses still provide the external diameter size of O type circle equals the inboard diameter size of casing, and the internal diameter size of O type circle equals the external diameter size of casing left end.

The utility model discloses still provide the laminating of the internal surface of quiet ring and rotating base's right side surface, and the hole that only changes that just quiet ring left end upper side was reserved is connected for the block with inlaying the pin to it is connected for the block with the closing cap to inlay the pin.

Compared with the prior art, the beneficial effects of the utility model are that: the adjustable rotary joint can flexibly adjust the output angle of the rotary joint, the static ring utilizes the insert pin to solve the problem of cracking of the static ring when the rotary torque is large, the whole joint adopts the split design of the rotary shaft and the movable ring, and the rotary joint does not need to be detached from equipment when accessories of the rotary joint are replaced, so that the maintenance is convenient;

1. through the spherical shape of the rotating base, the movable ring and the stationary ring are attached to the outer surface of the rotating base, and the stop pins at the upper end and the lower end of the rotating base are in clamping type sliding connection with the limiting grooves reserved on the inner side of the movable ring, so that the rotating shaft integrally designed with the rotating base can be subjected to angle adjustment, and the device can be flexibly used;

2. the static ring is static relative to the sealing cover through the clamping connection of the rotation stopping hole reserved on the right side of the static ring and the embedded pin and the clamping connection of the embedded pin and the sealing cover, so that the problem of cracking of the static ring when the rotation torque is large is solved;

3. through the split design of the rotating base and the rotating ring outside the rotating shaft, when the internal accessories of the device are replaced, the device does not need to be detached from the equipment, and the maintenance is convenient.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure provided by the present invention;

fig. 2 is a schematic side view of a cross-sectional structure provided by the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a position B in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. mounting holes; 3. a gasket; 4. an inlet; 5. a spring limiting seat; 6. a compression spring; 7. a moving ring; 8. rotating the base; 9. a rotating shaft; 10. inlaying a pin; 11. a rotation stopping hole; 12. sealing the cover; 13. a bolt; 14. a retaining pin; 15. a limiting groove; 16. an O-shaped ring; 17. and (4) a stationary ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides a technical solution: an adjustable rotary joint comprises a shell 1, a mounting hole 2, a gasket 3, an inlet 4, a spring limiting seat 5, an extrusion spring 6, a movable ring 7, a rotary base 8, a rotary shaft 9, an embedded pin 10, a rotation stopping hole 11, a sealing cover 12, a bolt 13, a stop pin 14, a limiting groove 15, an O-shaped ring 16 and a stationary ring 17, wherein the mounting hole 2 is reserved on the left side of the shell 1, the inlet 4 is reserved in the middle of the left side of the shell 1, the sealing cover 12 is arranged at the right end of the shell 1, the bolt 13 is uniformly arranged at the right end of the sealing cover 12 at equal angles, the embedded pin 10 is arranged at the left end of the sealing cover 12, the rotary shaft 9 is arranged in the shell 1, the rotary base 8 is fixed on the outer side of the rotary shaft 9, the stop pins 14 are fixed on the upper side and the lower side of the rotary base 8, the movable ring 7 is arranged at the left end of the outer side of the rotary base 8, the O-shaped ring, a gasket 3 is arranged at the left end of the movable ring 7, an extrusion spring 6 is arranged at the left side of the gasket 3, a spring limiting seat 5 is arranged at the left end of the extrusion spring 6, a static ring 17 is arranged at the right side of the movable ring 7, and a rotation stopping hole 11 is reserved at the right side of the static ring 17;

as shown in fig. 1 and 4, the spring limiting seats 5 are distributed in the housing 1 at equal angles, and the spring limiting seats 5 are elastically connected with the gasket 3 through the extrusion springs 6, so that the gasket 3 can generate sufficient thrust on the moving ring 7, the moving ring 7 can be tightly attached to the rotating base 8, and the sealing performance in the housing 1 is ensured;

as in fig. 1 and 3, rotating base 8 and axis of rotation 9 are integrated structure, and rotating base 8's upper and lower both ends are the plane, and rotating base 8's vertical cross-section is the ring type, make rotating base 8 can rotate, the flexibility of device has been increased, as in fig. 1, the external diameter size of O type circle 16 equals the inside diameter size of casing 1, and the internal diameter size of O type circle 16 equals the external diameter size of casing 1 left end, the leakproofness of device has been ensured, as in fig. 1, the internal surface of stationary ring 17 and the right side surface laminating of rotating base 8, and the hole of stalling 11 that reserves on stationary ring 17 left end upper side is the block connection with the embedded pin 10, and embedded pin 10 and closing cap 12 are the block connection, make stationary ring 17 static for closing cap 12, the stationary ring 17 fracture when having solved the rotation moment of torsion.

The working principle is as follows: when the adjustable rotary joint is used, firstly, a material conveying port is communicated with an inlet 4, then the rotary joint is fixed at a pipeline end through a mounting hole 2, then a rotating shaft 9 is communicated with a rolling piece material inlet, through a spherical structure of a rotary base 8, a movable ring 7 and a static ring 17 are attached to the outer surface of the rotary base 8, stop pins 14 at the upper end and the lower end of the rotary base 8 are in clamping type sliding connection with limiting grooves 15 reserved on the inner side of the movable ring 7, so that the rotating shaft 9 integrally designed with the rotary base 8 can carry out angle adjustment and the rotating shaft 9 can drive the movable ring 7 to move, a sealing cover 12 is detachably connected with a shell 1 through bolts 13, an embedded pin 10 is in clamping connection with the sealing cover 12, a rotation stopping hole 11 reserved on the right side of the static ring 17 is in clamping connection with the embedded pin 10, the static ring 17 is static relative to the sealing cover 12, when the sealing cover 12 is fixed with the shell 1, install extrusion spring 6 in spring spacing seat 5 and exert a pressure to gasket 3, make gasket 3 have a thrust to the rotating ring 7 of rightwards for rotating ring 7 and rotating base 8 are inseparable more and are laminated and prevent to produce the clearance, and through the plane compensation of O type circle 16, compensate the clearance that probably produces between rotating ring 7 and the casing 1, ensure the leakproofness of device, this is exactly the whole process that adjustable rotary joint used.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an adjustable rotary joint, includes casing (1), rotating ring (7), rotating base (8) and quiet ring (17), its characterized in that: the left side of the shell (1) is reserved with a mounting hole (2), the left side middle of the shell (1) is reserved with an inlet (4), the right end of the shell (1) is provided with a sealing cover (12), the right end of the sealing cover (12) is uniformly provided with bolts (13) at equal angles, the left end of the sealing cover (12) is provided with an embedded pin (10), the shell (1) is internally provided with a rotating shaft (9), the outer side of the rotating shaft (9) is fixed with a rotating base (8), the upper side and the lower side of the rotating base (8) are both fixed with stop pins (14), the outer left end of the rotating base (8) is provided with a movable ring (7), the outer side of the movable ring (7) is provided with an O-shaped ring (16), the upper side and the lower side of the inner part of the movable ring (7) are both reserved with limiting grooves (15), the left end of the movable ring (7) is provided with a gasket (3), and the, and the left end of the extrusion spring (6) is provided with a spring limiting seat (5), the right side of the movable ring (7) is provided with a static ring (17), and a rotation stopping hole (11) is reserved on the right side of the static ring (17).

2. The adjustable swivel joint of claim 1, wherein: the spring limiting seat (5) is distributed in the shell (1) at equal angles, and the spring limiting seat (5) is elastically connected with the gasket (3) through the extrusion spring (6).

3. The adjustable swivel joint of claim 1, wherein: the inner surface of the movable ring (7) is attached to the outer surface of the left side of the rotating base (8), and the limiting groove (15) reserved on the inner side of the movable ring (7) is connected with the stop pin (14) in a clamping and sliding mode.

4. The adjustable swivel joint of claim 1, wherein: rotating base (8) and axis of rotation (9) are integrated structure, and the upper and lower both ends of rotating base (8) are the plane to rotating base's (8) vertical cross-section is the ring type.

5. The adjustable swivel joint of claim 1, wherein: the outer diameter of the O-shaped ring (16) is equal to the diameter of the inner side of the shell (1), and the inner diameter of the O-shaped ring (16) is equal to the outer diameter of the left end of the shell (1).

6. The adjustable swivel joint of claim 1, wherein: the inner surface of the static ring (17) is attached to the outer surface of the right side of the rotating base (8), the rotation stopping hole (11) reserved in the upper side of the left end of the static ring (17) is connected with the embedded pin (10) in a clamping mode, and the embedded pin (10) is connected with the sealing cover (12) in a clamping mode.