CN217540007U - Rotary joint assembly - Google Patents

Rotary joint assembly Download PDF

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Publication number
CN217540007U
CN217540007U CN202221080734.1U CN202221080734U CN217540007U CN 217540007 U CN217540007 U CN 217540007U CN 202221080734 U CN202221080734 U CN 202221080734U CN 217540007 U CN217540007 U CN 217540007U
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CN
China
Prior art keywords
rotary joint
joint
rotary
transition
crossover sub
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Active
Application number
CN202221080734.1U
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Chinese (zh)
Inventor
汪兆兴
曹智
赵振全
杨旺
韩国强
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Shenyang Hangda Airborne Equipment Co ltd
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Shenyang Hangda Airborne Equipment Co ltd
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Priority to CN202221080734.1U priority Critical patent/CN217540007U/en
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Abstract

The utility model discloses a rotary joint component, including first rotary joint and second rotary joint, first rotary joint one end is connected with the crossover sub, the crossover sub bottom cup joints on the second rotary joint, install heavy type axle circlip, thrust ball bearing and embedded solid lubrication bearing between second rotary joint and the crossover sub respectively, install O type sealing washer between second rotary joint and the first rotary joint, relative ratio current rotary joint, the utility model discloses increased a crossover sub between first rotary joint and second rotary joint, when realizing fixing a position axial and radial, also greatly reduced the rotational resistance moment; under the condition of better positioning in the axial direction and the radial direction, the sealing device has good sealing effect, and the O-shaped ring is not easy to damage. Compared with the existing rotary joint, the structure has the characteristics of more reliable sealing performance, smoother joint rotation and no blockage.

Description

Rotary joint assembly
Technical Field
The utility model belongs to the technical field of liquid is carried, concretely relates to rotary joint subassembly.
Background
The rotary joint means: the pipeline connecting device can be used for conveying various media such as gas, liquid, oil and the like, and the connected pipelines can rotate relatively; the rotary joint is used as a sealing device for connection, which is used for inputting liquid into a rotary or reciprocating device from the pipeline side and discharging the liquid from the rotary or reciprocating device.
In the prior art, the rotary joint structure used in a liquid conveying system is mainly two rotary joint metal surfaces in direct contact, and an O-shaped ring is sealed. The metal surface which is in direct contact with the metal surface after long-time use is seriously abraded, the rotation is easy to clamp, and the O-shaped ring is easy to damage and leak liquid.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a rotary joint component which is smooth when the joint rotates and is not easy to clamp; the leakproofness is good, the withstand voltage high advantage, and then current rotary joint metal covering wearing and tearing, and rotatory easy card is dunked, and the sealing washer fragile causes the problem of easy weeping.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a rotary joint subassembly, includes first rotary joint and second rotary joint, first rotary joint one end is connected with transition joint, the transition joint bottom cup joints on second rotary joint, install heavy for the axle circlip, thrust ball bearing and inserted solid lubrication bearing between second rotary joint and the transition joint respectively, install O type sealing washer between second rotary joint and the first rotary joint.
As a preferred technical scheme of the utility model, O type sealing washer quantity is two.
As an optimized technical scheme of the utility model, carry out fastening connection through the bolt between first rotary joint and the transition joint.
As an optimized technical scheme of the utility model, first rotary joint, second rotary joint and transition joint surface all are provided with the galvanizing coat.
As an optimal technical scheme of the utility model, second rotary joint is located transition joint bottom spiro union and has the nut.
As an optimized technical scheme of the utility model, first rotary joint is inside to be provided with the thread groove.
As an optimized technical scheme of the utility model, the second rotary joint outer wall is provided with the external screw thread.
Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior rotary joint, the utility model adds a transition joint between the first rotary joint and the second rotary joint, and the second rotary joint and the transition joint are fixed by bolts; a thrust ball bearing, an embedded solid lubrication bearing and an elastic retainer ring for a heavy shaft are arranged between the rotary joint and the transition joint, so that the rotary resistance moment is greatly reduced while the axial and radial positioning is realized during the rotary joint; two O-shaped sealing rings are arranged between the first rotary joint and the second rotary joint, so that the sealing device has a good sealing effect under the condition of good positioning in the axial direction and the radial direction, and the O-shaped rings are not easy to damage. Compared with the existing rotary joint, the structure can realize the smooth axial rotation of the second rotary joint relative to the first rotary joint, and has the characteristics of more reliable sealing performance, smoother joint rotation, no blockage, high pressure resistance, higher reliability and easy maintenance.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
In the figure: 1. a first rotary joint; 2. an O-shaped sealing ring; 3. the elastic retainer ring for the heavy shaft; 4. a thread groove; 5. a thrust ball bearing; 6. an embedded solid lubrication bearing; 7. a transition joint; 8. a second rotary joint; 9. an external thread; 10. and (4) a nut.
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.
Examples
Referring to fig. 1-2, the present invention provides the following technical solutions: a rotary joint component comprises a first rotary joint 1 and a second rotary joint 8, wherein one end of the first rotary joint 1 is connected with a transition joint 7, the bottom end of the transition joint 7 is sleeved on the second rotary joint 8, two heavy type elastic check rings 3 for shafts, two thrust ball bearings 5 and two embedded solid lubricating bearings 6 are respectively arranged between the second rotary joint 8 and the transition joint 7, one transition joint 7 is additionally arranged between the first rotary joint 1 and the second rotary joint 8, and the thrust ball bearings 5, the embedded solid lubricating bearings 6 and the heavy type elastic check rings 3 for shafts are arranged between the rotary joint and the transition joint 7; two O-shaped sealing rings 2 are arranged between the first rotary joint 1 and the second rotary joint 8, so that the sealing device has a good sealing effect under the condition of good positioning in the axial direction and the radial direction, and the O-shaped rings are not easy to damage. Compared with the existing rotary joint, the structure can realize the characteristics of more reliable sealing performance, smoother joint rotation, no blockage, high pressure resistance, higher reliability and easy maintenance when the second rotary joint 8 rotates smoothly and axially relative to the first rotary joint 1.
In order to facilitate the fastening connection between the first rotary joint 1 and the transition joint 7 and to facilitate the future overhaul, in this embodiment, as the utility model discloses a preferred technical scheme, fastening connection is carried out through the bolt between the first rotary joint 1 and the transition joint 7.
In order to increase the corrosion resistance of the first rotary joint 1, the second rotary joint 8 and the transition joint 7 and prolong the service life, in this embodiment, as a preferred technical solution of the present invention, the outer surfaces of the first rotary joint 1, the second rotary joint 8 and the transition joint 7 are all provided with a galvanized layer.
In order to facilitate assembly, in this embodiment, as a preferred technical solution of the present invention, the second rotary joint 8 is located at the bottom of the transition joint 7 and is welded with a nut 10.
In order to facilitate connection of the conveying pipeline, in this embodiment, as a preferred technical solution of the present invention, the first rotary joint 1 is provided with a thread groove 4 inside, and the outer wall of the second rotary joint 8 is provided with an external thread 9.
In summary, with the aid of the technical solution of the present invention, by arranging the transition joint 7 between the first rotary joint 1 and the second rotary joint 8, and arranging the thrust ball bearing 5, the embedded solid lubrication bearing 6, and the heavy-duty circlip 3 for the shaft between the second rotary joint 8 and the transition joint 7, the rotational resistance moment is greatly reduced while the axial and radial positioning is realized during the rotary joint; two O-shaped sealing rings 2 are arranged between the first rotary joint 1 and the second rotary joint 8, so that the sealing device has a good sealing effect under the condition of good positioning in the axial direction and the radial direction, and the O-shaped rings are not easy to damage. Compared with the existing rotary joint, the structure can realize the characteristics of more reliable sealing performance, smoother joint rotation, no blockage, high pressure resistance, higher reliability and easy maintenance when the second rotary joint 8 rotates smoothly and axially relative to the first rotary joint 1.
Finally, it should be noted that: in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A swivel assembly comprising a first swivel (1) and a second swivel (8), characterized in that: first rotary joint (1) one end is connected with transition joint (7), transition joint (7) bottom cup joints on second rotary joint (8), install heavy for the axle circlip (3), thrust ball bearing (5) and inserted solid lubrication bearing (6) between second rotary joint (8) and transition joint (7) respectively, install O type sealing washer (2) between second rotary joint (8) and first rotary joint (1).
2. A rotary joint assembly according to claim 1, wherein: the number of the O-shaped sealing rings (2) is two.
3. A rotary joint assembly according to claim 1, wherein: the first rotating joint (1) and the transition joint (7) are connected in a fastening mode through bolts.
4. A rotary joint assembly according to claim 1, wherein: and zinc coatings are arranged on the outer surfaces of the first rotating joint (1), the second rotating joint (8) and the transition joint (7).
5. A rotary joint assembly according to claim 1, wherein: and the second rotary joint (8) is positioned at the bottom of the transition joint (7) and is welded with a screw cap (10) in a threaded manner.
6. A rotary joint assembly according to claim 1, wherein: a thread groove (4) is formed in the first rotating joint (1).
7. A rotary joint assembly as claimed in claim 1, wherein: and the outer wall of the second rotary joint (8) is provided with an external thread (9).
CN202221080734.1U 2022-05-07 2022-05-07 Rotary joint assembly Active CN217540007U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221080734.1U CN217540007U (en) 2022-05-07 2022-05-07 Rotary joint assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221080734.1U CN217540007U (en) 2022-05-07 2022-05-07 Rotary joint assembly

Publications (1)

Publication Number Publication Date
CN217540007U true CN217540007U (en) 2022-10-04

Family

ID=83433664

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221080734.1U Active CN217540007U (en) 2022-05-07 2022-05-07 Rotary joint assembly

Country Status (1)

Country Link
CN (1) CN217540007U (en)

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