CN209671831U - A kind of three-dimensional motion union - Google Patents
A kind of three-dimensional motion union Download PDFInfo
- Publication number
- CN209671831U CN209671831U CN201920233230.0U CN201920233230U CN209671831U CN 209671831 U CN209671831 U CN 209671831U CN 201920233230 U CN201920233230 U CN 201920233230U CN 209671831 U CN209671831 U CN 209671831U
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- China
- Prior art keywords
- shaft
- seal
- rotating
- dimensional motion
- diameter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a kind of three-dimensional motion unions, it include: first passage, the first rotating shaft for wrapping up first passage, with the second shaft of first rotating shaft rotation connection, second channel inside second shaft is set, with the third shaft of the second shaft rotation connection, third channel inside third shaft is set, and the two sides of the first rotating shaft, the second shaft and third shaft are equipped with swivel bearing and rotating seal；The rotating seal, including seal, the shaft of seal described in grafting, are arranged in the card slot in the middle part of the seal, are arranged in the shaft bearing of the seal end, and second sealing ring that is arranged in seal inside adjacent with shaft bearing.The utility model designs three groups of rotary shafts and realizes the axial rotary motion of space X, tri- directions Y, Z with Z-shaped arranged in series, and card slot and fastener are designed in sealing device, so that being not in obscission after union connection.
Description
Technical field
The utility model relates to a kind of union, especially a kind of three-dimensional motion union.
Background technique
Union is called union or by appointing, and is a kind of common pipeline shaft bearing that can facilitate installing and dismounting, mainly there is spiral shell
Mother, cloud cluster flush three parts composition.The kind of socket joint union has isometrical and reducing.
By mach pipeline shaft bearing after round steel or steel ingot die-forging forming, its type of attachment divides socket weld and spiral shell
Line connection, socket weld are that steel pipe is inserted into socket joint hole to weld, and therefore, referred to as " socket joint union ", are threadedly coupled
It is to screw in steel pipe in screw hole to be attached, therefore, referred to as " threaded for union ", socket joint union is by socket, bellmouth, socket joint
The composition such as slot, it is characterised in that have socket joint slot on socket, socket, bellmouth are located at both ends;Compared with prior art, it designs
Rationally, easy to operate, practical, improve operation quality and convenience.
And the flexible connection in current industrial equipment is essentially single flexible connection, since single flexible connection can only
Cancel the movable torsion in a direction, if there are can occur to fail when the strength in 2 or 3 directions or damage for the product of connection
It is bad, and when two union connections, due to the stretching action of power, it is easy to appear obscission.
Utility model content
Purpose of utility model: providing a kind of three-dimensional motion union, to solve the above problem of the existing technology.
A kind of technical solution: three-dimensional motion union, comprising:
First passage, the first rotating shaft for wrapping up first passage, the second shaft with first rotating shaft rotation connection, setting is the
Second channel inside two shafts, the third shaft with the rotation connection of the second shaft, the third being arranged in inside third shaft are logical
Road, the two sides of the first rotating shaft, the second shaft and third shaft are equipped with swivel bearing and rotating seal, and described first turn
Axis, the second shaft and third shaft are distributed in Z-shaped；
The rotating seal, including seal, the shaft of seal described in grafting, are arranged in the middle part of the seal
Card slot, is arranged in the shaft bearing of the seal end, adjacent with shaft bearing and be arranged in inside seal second close
Seal is socketed the shaft and is equipped with the first sealing ring of predetermined gap with shaft, and is adapted to card slot and is socketed shaft
Fastener.
In a further embodiment, the first rotating shaft, the second shaft and the every two groups of perpendicular placements of third shaft, and
The position that every two groups of shafts are disposed vertically is on the upper side at the middle part of every group of shaft.
In a further embodiment, the side of the seal is provided with annular groove, and end is equipped with circular through hole.
In a further embodiment, the fastener is cylindrical body fastener, and the diameter of the fastener is greater than the straight of shaft
Diameter and the diameter for being less than card slot.
In a further embodiment, the card slot is opened to the annular groove bottom cut-off of the side of seal, and and ring
Connected in star is equipped with preset space length.
In a further embodiment, the ratio between both ends diameter and mid diameter of the shaft are 2:1.
In a further embodiment, the side of rotating seal is arranged in the swivel bearing.
The utility model has the advantages that three groups of rotary shafts of design are connected the utility model discloses a kind of three-dimensional motion union with Z-shaped
The axial rotary motion of space X, tri- directions Y, Z is realized in arrangement, and card slot and fastener are designed in sealing device, so that
It is not in obscission after union connection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is this practical rotatory sealing schematic diagram.
Appended drawing reference are as follows: first rotating shaft 1, the second shaft 2, rotating seal 3, shaft 301, the first sealing ring 302, sealing
Body 303, card slot 304, the second sealing ring 305, shaft bearing 306, fastener 307, swivel bearing 4, third shaft 5, first passage
6, second channel 7, third channel 8.
Specific embodiment
In the following description, a large amount of concrete details are given so as to provide a more thorough understanding of the present invention.So
And it is obvious to the skilled person that the present invention may not need one or more of these details and be able to
Implement.In other examples, in order to avoid confusion with the present invention, for some technical characteristics well known in the art not into
Row description.
A kind of three-dimensional motion union, comprising: first rotating shaft 1, the second shaft 2, rotating seal 3, shaft 301, first
Sealing ring 302, seal 303, card slot 304, the second sealing ring 305, shaft bearing 306, fastener 307, swivel bearing 4, third
Shaft 5, first passage 6, second channel 7, third channel 8.
Wherein, the outside of the first passage 6 is equipped with first rotating shaft 1, and the two sides of the first rotating shaft 1 are equipped with swivel bearing
4 and rotating seal 3, the top of the first rotating shaft 1 is equipped with the second shaft 2, and second shaft 2 wraps up second channel 7, institute
The middle part position on the upper side that first rotating shaft 1 is arranged in the second shaft 2 is stated, the two sides of second shaft 2 are equipped with swivel bearing 4 and rotation
Turn sealing element 3, the middle part position on the upper side of second shaft 2 is equipped with third shaft 5, and the two sides of the third shaft 5 are equipped with rotation
Shaft holds 4 and rotating seal 3, and the third shaft 5 is socketed third channel 8, and the swivel bearing 4 is arranged in rotating seal
3 side, 5 every two groups of first rotating shaft 1, the second shaft 2 and third shaft perpendicular placements, and the first rotating shaft 1,
Two shafts 2 and third shaft 5 are distributed in Z-shaped.
The side of the rotating seal 3, including seal 303, the seal 303 is provided with annular groove, and end is set
Have a circular through hole, be equipped with card slot 304 and the first sealing ring 302 inside the seal 303, first sealing ring 302 with turn
Axis 301 between shaft 301 close to and being equipped with predetermined gap, the end of the seal 303 is equipped with shaft bearing 306, described
Shaft bearing 306 is mainly used for the connection of two groups of shafts, the 301 grafting seal 303 of shaft, the side of the seal 303
Portion is provided with annular groove, and end is equipped with circular through hole, and the card slot 304 is opened to the annular groove bottom of the side of seal 303
Cut-off, and it is equipped with preset space length, the shaft grafting fastener 307 with annular groove, the fastener 307 is cylindrical body fastener 307,
And the diameter of the fastener 307 is greater than the diameter of shaft and is less than the diameter of card slot 304, the both ends diameter of the shaft 301 is big
In mid diameter, and the ratio between the both ends diameter of the shaft 301 and mid diameter are 2:1, the seal 303 and shaft bearing
306 adjacents are equipped with the second sealing ring 305, and the side section of the sealing ring is circle.
In union in use, high pressure applies great axial compressive force to rotary shaft, single flexible connection can only be cancelled
The movable torsion in one direction, the product of connection is there are causing union revolution difficult serious when the strength in 2 or 3 directions when
It will appear generation failure or damage, and the utility model, three groups of rotary shafts of design realize space X, tri- directions Y, Z respectively
Axial rotary motion.
Working principle: when union is by pressure, when needing to turn round, first rotating shaft 1 will rotate, and complete first rotating shaft 1
Rotary motion, at this time the second shaft 2 will carry out rotation complete the second shaft 2 rotary motion, at this time third shaft 5 will carry out
The rotary motion of third shaft 5 is completed in rotation, using by 3 rotary shafts, with Z-shaped arranged in series, realization remains under high pressure
The single axis rotary motion of outstanding 360 °.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail in conjunction with attached drawing above
Detail in above embodiment can be to the skill of the utility model in the range of the technology design of the utility model
Art scheme carries out a variety of equivalents, these equivalents belong to the protection scope of the utility model.
Claims (7)
1. a kind of three-dimensional motion union, characterized in that include:
First passage, the first rotating shaft for wrapping up first passage, the second shaft with first rotating shaft rotation connection, are arranged at second turn
Second channel inside axis, the third shaft with the rotation connection of the second shaft, is arranged in the third channel inside third shaft, institute
The two sides for stating first rotating shaft, the second shaft and third shaft are equipped with swivel bearing and rotating seal, the first rotating shaft,
Two shafts and third shaft are distributed in Z-shaped；
The rotating seal, including seal, the shaft of seal described in grafting, are arranged in the card in the middle part of the seal
Slot, is arranged in the shaft bearing of the seal end, and second sealing that is arranged in seal inside adjacent with shaft bearing
Circle is socketed the shaft and is equipped with the first sealing ring of predetermined gap with shaft, and the card of shaft is adapted to and be socketed with card slot
Part.
2. a kind of three-dimensional motion union according to claim 1, it is characterized in that: the first rotating shaft, the second shaft and
The every two groups of perpendicular placements of third shaft, and the position that every two groups of shafts are disposed vertically is on the upper side at the middle part of every group of shaft.
3. a kind of three-dimensional motion union according to claim 1, it is characterized in that: the side of the seal is provided with annular
Groove, end are equipped with circular through hole.
4. a kind of three-dimensional motion union according to claim 1, it is characterized in that: the fastener is cylindrical body fastener, and
The diameter of the fastener is greater than the diameter of shaft and is less than the diameter of card slot.
5. a kind of three-dimensional motion union according to claim 4, it is characterized in that: the card slot is opened to seal side
The cut-off of annular groove bottom, and preset space length is equipped with annular groove.
6. a kind of three-dimensional motion union according to claim 1, it is characterized in that: the both ends diameter of the shaft and middle part
Diameter ratio is 2:1.
7. a kind of three-dimensional motion union according to claim 1, it is characterized in that: swivel bearing setting is close in rotation
The side of sealing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920233230.0U CN209671831U (en) | 2019-02-25 | 2019-02-25 | A kind of three-dimensional motion union |
| PCT/CN2019/112983 WO2020173106A1 (en) | 2019-02-25 | 2019-10-24 | Three-dimensionally movable union |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920233230.0U CN209671831U (en) | 2019-02-25 | 2019-02-25 | A kind of three-dimensional motion union |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209671831U true CN209671831U (en) | 2019-11-22 |
Family
ID=68569517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920233230.0U Active CN209671831U (en) | 2019-02-25 | 2019-02-25 | A kind of three-dimensional motion union |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209671831U (en) |
| WO (1) | WO2020173106A1 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3571686B2 (en) * | 2000-12-27 | 2004-09-29 | エルジー電子株式会社 | Reciprocating rocking motor and gas compressor using the reciprocating rocking motor |
| CN102834657A (en) * | 2010-03-18 | 2012-12-19 | 格雷索明尼苏达有限公司 | Light weight Z-swivel |
| CN104358952A (en) * | 2014-10-11 | 2015-02-18 | 海盐县海管管件制造有限公司 | Rotary joint |
| US10436363B2 (en) * | 2016-03-25 | 2019-10-08 | Opw-Engineered Systems, Inc. | Swivel joint with electrical conductivity grease fitting |
-
2019
- 2019-02-25 CN CN201920233230.0U patent/CN209671831U/en active Active
- 2019-10-24 WO PCT/CN2019/112983 patent/WO2020173106A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020173106A1 (en) | 2020-09-03 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |