CN220396579U - Double-valve-rod four-way rotary joint - Google Patents
Double-valve-rod four-way rotary joint Download PDFInfo
- Publication number
- CN220396579U CN220396579U CN202321853960.3U CN202321853960U CN220396579U CN 220396579 U CN220396579 U CN 220396579U CN 202321853960 U CN202321853960 U CN 202321853960U CN 220396579 U CN220396579 U CN 220396579U
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- valve
- valve core
- steel ball
- valve rod
- joint
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 40
- 239000010959 steel Substances 0.000 claims abstract description 40
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims description 22
- 230000009977 dual effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008407 joint function Effects 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Valve Housings (AREA)
- Taps Or Cocks (AREA)
Abstract
The utility model relates to a double-valve-rod four-way rotary joint, which comprises a joint body, a rotary joint and a control assembly for controlling on-off of fluid in the joint body; the connector body consists of four pipe bodies with communicated ends; the control assembly comprises a valve core I, a valve core II, a valve rod I and a valve rod II; the valve core I is arranged in the middle part of the joint body and is provided with a channel I communicated with two pipe bodies; the valve core II is arranged in the valve core I and is provided with a channel II; the valve rod I drives the valve core I to rotate, so that the conduction of the interior of two parallel tube bodies in the four tube bodies is controlled; the valve rod II drives the valve core II to rotate so as to control the on-off of a channel I in the valve core I; every body and connect all through steel ball subassembly swivelling joint between the body for connect the pipeline on this body and all freely rotate, realize basic swivelling joint function, the practicality is strong.
Description
Technical Field
The utility model relates to the technical field of rotary joints, in particular to a double-valve-rod four-way rotary joint.
Background
The rotary joint is a pipeline connecting device, and the connected pipelines can relatively rotate and can be used for conveying various media such as gas, liquid, oil and the like; the compact design structure adopts flange connection, and is effectively integrated into the client equipment; type of swivel: hydraulic rotary joints, high-pressure rotary joints, multi-channel rotary joints, high-speed rotary joints, high-temperature rotary joints, single-channel rotary joints, special rotary joints for LEDs (light emitting diodes), special rotary joints for excavators and special rotary joints for machine tools; the existing rotary joints are mostly single-tube double-pass rotary joints, the types of double-channel four-tube rotary joints are fewer, and the general rotary joint is provided with only one valve rod, and for the four-way joint, no matter the valve rod is rotated for a certain angle, one of the flow channels is conducted, but all the channels of the four-way joint cannot be closed; therefore, on the basis of the existing single-channel rotary joint, by additionally arranging the extra valve rod and the valve core, the double-valve rod four-way rotary joint is provided, which not only realizes that each pipe body of the four-way joint has a rotary function, but also can simultaneously block all flow channels.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the double-valve-rod four-way rotary joint which is simple and compact in structure and convenient to install and detach, not only realizes that each pipe body of the four-way joint has a rotary function, but also can simultaneously block all flow channels.
The technical problem to be solved by the utility model is realized by the following technical scheme that the double-valve-rod four-way rotary joint comprises a joint body, a rotary joint and a control assembly for controlling the on-off of fluid in the joint body, wherein the inner peripheral surface of the joint body is rotationally connected with the outer peripheral surface of the rotary joint through a steel ball assembly;
the connector body consists of four pipe bodies with communicated ends;
one end of the rotary connector is set as a connecting end connected with an external pipeline, and the other end is connected with the pipe body and is set as a fixed end;
the control assembly comprises a valve core I, a valve core II, a valve rod I and a valve rod II; the valve core I is arranged in the middle part of the joint body and is provided with a channel I communicated with two pipe bodies; the valve core II is arranged in the valve core I and is provided with a channel II; the valve rod I is rotatably arranged on the joint body and fixedly connected with the outer peripheral surface of the valve core I; the valve rod II penetrates through the outer walls of the valve rod I and the valve core I and is fixedly connected with the outer peripheral surface of the valve core II;
the valve rod I drives the valve core I to rotate, so that the conduction of the interior of two parallel tube bodies in the four tube bodies is controlled; the valve rod II drives the valve core II to rotate so as to control the on-off of the channel I in the valve core I.
Preferably, the steel ball assembly comprises a steel ball hole, a steel ball, a bolt plug and an annular groove;
the steel ball hole is formed in the outer wall of the pipe body;
the steel ball is placed in the steel ball hole;
an internal thread is arranged on the inner peripheral surface of the steel ball hole, and the bolt plug is arranged in the steel ball hole;
the annular groove is formed in the outer peripheral surface of the middle of the rotary connector;
the steel ball is abutted between the annular groove and the bolt plug.
Preferably, the four pipe bodies are mutually perpendicular to each other, and the included angle between two adjacent pipe bodies is 90 degrees.
Preferably, a plurality of O-shaped sealing rings are arranged on the peripheral surface of the fixed end of the joint body.
Preferably, the end face of the connecting end of the rotary connector is provided with a flange face.
Preferably, the valve rod I is parallel to the channel I, and the valve rod II is parallel to the channel II.
Compared with the prior art, the utility model has the beneficial technical effects that:
(1) Each pipe body is rotationally connected with the joint body through a steel ball assembly, so that the pipeline connected to the pipe body can freely rotate, the basic rotary joint function is realized, and the practicability is high;
(2) Valve rod I and valve rod II in the control assembly can control valve core I and valve core II to rotate respectively, when the orientation direction of valve rod I and valve rod II is unanimous, the passageway I and passageway II of valve core I and valve core II switch on this moment, two parallel two body switch on in four body; when the direction of the valve rod I and the valve rod II is inconsistent, the channel I and the channel II of the valve core I and the valve core II cannot be conducted at the moment; the control process is very convenient, partial pipelines can be selectively conducted or all the pipelines can not be conducted on the four-way rotary joint, and the structural design is reasonable.
Drawings
FIG. 1 is a schematic top view of the present utility model showing the communication of the passage I and the passage II;
FIG. 2 is a schematic top view of the present utility model when the channels I and II are not connected.
In the figure: 1. a tube body; 2. a connection end; 3. a fixed end; 4. a valve core I; 5. a valve core II; 6. a valve rod I; 7. a valve rod II; 8. a channel I; 9. a channel II; 10. a steel ball hole; 11. a steel ball; 12. a bolt plug; 13. an annular groove; 14. and a flange surface.
Detailed Description
Specific embodiments of the utility model will be further described below with reference to the accompanying drawings, in order to facilitate a further understanding of the utility model by those skilled in the art, without limiting the scope of the claims thereto.
1, referring to fig. 1-2, a dual valve stem four-way swivel joint includes a joint body, a swivel joint, and a control assembly for controlling on-off of fluid in the joint body;
the connector body consists of four pipe bodies 1 with communicated ends, and the pipe diameter of the connector body can be selected according to the use requirement;
one end of the rotary connector is provided with a connecting end 2 connected with an external pipeline, the other end of the rotary connector is connected with the pipe body 1 and is provided with a fixed end 3, and the inner peripheral surface of the connector body is rotationally connected with the outer periphery of the rotary connector through a steel ball component;
the control assembly comprises a valve core I4, a valve core II 5, a valve rod I6 and a valve rod II 7; the valve core I4 is arranged in the middle part of the joint body and is provided with a channel I8 communicated with two pipe bodies 1, the valve core I4 is formed into a substantially hollow sphere-shaped structure, and the channel I8 is formed into a substantially cylindrical channel; the valve core II 5 is arranged in the valve core I4 and is provided with a channel II 9, the valve core II 5 is formed into a substantially hollow sphere-shaped structure, and the channel II 9 is formed into a substantially cylindrical channel; the valve rod I6 is rotatably arranged on the joint body and fixedly connected with the outer peripheral surface of the valve core I4, the rotation installation mode is the same as the connection mode of a valve and a valve rod in the prior art, and an O-shaped sealing ring can be arranged at the connection position; the valve rod II 7 penetrates through the outer walls of the valve rod I6 and the valve core I4 and is fixedly connected with the outer peripheral surface of the valve core II 5, a cylindrical groove into which the valve rod II 7 extends is formed in the middle of the valve rod I6 and the valve core I4, the valve rod II 7 extends into the groove and is fixed on the valve core II 5, and a rubber ring can be adopted to seal the valve rod I6 and the valve rod II 7;
the valve rod I6 drives the valve core I4 to rotate, so that the internal conduction of two parallel pipe bodies 1 in the four pipe bodies 1 is controlled; valve rod II 7 drives valve core II 5 to rotate, so that the on-off of channel I8 in valve core I4 is controlled, when the direction of valve rod I6 and valve rod II 7 is consistent, channel I8 and channel II 9 of valve core I4 and valve core II 5 are conducted at the moment, and two parallel two of four pipe bodies 1 are connected; when the orientation directions of the valve rod I6 and the valve rod II 7 are inconsistent, the channel I8 and the channel II 9 of the valve core I4 and the valve core II 5 cannot be conducted at the moment, and the control process is quite convenient.
In embodiment 1, in order to keep the inner peripheral surface of the valve core i 4 and the outer peripheral surface of the valve core ii 5 tightly attached and no liquid leaks, a layer of corrosion-resistant rubber layer may be fixedly arranged on the outer peripheral surface of the valve core ii 5, so as to improve the lubricity between the valve core i 4 and the valve core ii 5 and reduce the friction during the relative rotation of the two.
Embodiment 2, the double valve rod four-way rotary joint of embodiment 1, the steel ball assembly includes a steel ball hole 10, a steel ball 11, a bolt plug 12 and an annular groove 13;
the steel ball holes 10 are formed in the outer wall of the pipe body 1, the steel ball holes 10 are cylindrical holes, and the number of the steel ball holes can be selected according to the use requirement;
the steel ball 11 is placed in the steel ball hole 10;
an internal thread is arranged on the inner peripheral surface of the steel ball hole 10, and the bolt plug 12 is arranged in the steel ball hole 10;
the annular groove 13 is formed in the outer peripheral surface of the middle of the rotary connector;
the steel ball 11 is abutted between the annular groove 13 and the bolt plug 12.
In embodiment 2, the steel ball 11 is disposed between the annular groove 13 and the bolt plug 12, and a rubber gasket can be fixed on a side surface of the bolt plug 12 facing the steel ball 11, so as to improve the lubricity of the steel ball 11 and the bolt plug 12, reduce the friction force between the steel ball 11 and the bolt plug 12, and enable the rotary connection between the connecting end 2 of the rotary connector and the pipe body 1 to be smoother.
In example 3, in the double valve rod four-way rotary joint described in example 1, four pipe bodies 1 are connected vertically, and the included angle between two adjacent pipe bodies 1 is 90 °.
Embodiment 4, a dual valve rod four-way rotary joint according to embodiment 1 is provided, wherein a plurality of O-rings are mounted on the outer circumferential surface of the fixed end 3 of the joint body, and the number of O-rings can be selected according to the use requirement, for example, two O-rings.
Embodiment 5, the dual valve rod four-way rotary joint of embodiment 1, wherein the end face of the connecting end 2 of the rotary joint is provided with a flange face 14.
In embodiment 5, the external pipe can be flange-connected with the connection end 2 of the rotary connector, and the connection is convenient.
Example 6, example 1, a two-valve-stem four-way swivel joint, the valve stem I6 parallel with the passage I8, the valve stem II 7 parallel with the passage II 9.
The use principle of this two valve rod cross rotary joint does, with the outside pipeline flange joint that needs to be connected on the link 2 of this rotary joint can, when two wherein parallel body 1 among four body 1 need switch on, only need keep valve rod I6 unanimous with the direction of valve rod II 7, when the inside fluid of four body 1 needs to cut off, only need keep valve rod I6 with valve rod II 7 keep perpendicular can, the use is simple, the practicality is strong, not only realize that four-way joint's every body 1 all possesses rotatory function, and can shutoff all runners simultaneously.
Claims (6)
1. A double valve rod cross rotary joint is characterized in that: the rotary joint comprises a joint body, a rotary joint and a control assembly for controlling the on-off of fluid in the joint body, wherein the inner peripheral surface of the joint body is rotationally connected with the outer peripheral surface of the rotary joint through a steel ball assembly;
the connector body consists of four pipe bodies with communicated ends;
one end of the rotary connector is set as a connecting end connected with an external pipeline, and the other end is connected with the pipe body and is set as a fixed end;
the control assembly comprises a valve core I, a valve core II, a valve rod I and a valve rod II; the valve core I is arranged in the middle part of the joint body and is provided with a channel I communicated with two pipe bodies; the valve core II is arranged in the valve core I and is provided with a channel II; the valve rod I is rotatably arranged on the joint body and fixedly connected with the outer peripheral surface of the valve core I; the valve rod II penetrates through the outer walls of the valve rod I and the valve core I and is fixedly connected with the outer peripheral surface of the valve core II;
the valve rod I drives the valve core I to rotate, so that the conduction of the interior of two parallel tube bodies in the four tube bodies is controlled; the valve rod II drives the valve core II to rotate so as to control the on-off of the channel I in the valve core I.
2. A dual valve stem four-way swivel joint according to claim 1, wherein: the steel ball assembly comprises a steel ball hole, a steel ball, a bolt plug and an annular groove;
the steel ball hole is formed in the outer wall of the pipe body;
the steel ball is placed in the steel ball hole;
an internal thread is arranged on the inner peripheral surface of the steel ball hole, and the bolt plug is arranged in the steel ball hole;
the annular groove is formed in the outer peripheral surface of the middle of the rotary connector;
the steel ball is abutted between the annular groove and the bolt plug.
3. A dual valve stem four-way swivel joint according to claim 2, wherein: the four pipe bodies are mutually perpendicular to each other, and the included angle between two adjacent pipe bodies is 90 degrees.
4. A dual valve stem four-way swivel joint according to claim 1, wherein: a plurality of O-shaped sealing rings are arranged on the peripheral surface of the fixed end of the joint body.
5. A dual valve stem four-way swivel joint according to claim 1, wherein: the end face of the connecting end of the rotary connector is provided with a flange face.
6. A dual valve stem four-way swivel joint according to claim 1, wherein: the valve rod I is parallel to the channel I, and the valve rod II is parallel to the channel II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321853960.3U CN220396579U (en) | 2023-07-14 | 2023-07-14 | Double-valve-rod four-way rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321853960.3U CN220396579U (en) | 2023-07-14 | 2023-07-14 | Double-valve-rod four-way rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220396579U true CN220396579U (en) | 2024-01-26 |
Family
ID=89599213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321853960.3U Active CN220396579U (en) | 2023-07-14 | 2023-07-14 | Double-valve-rod four-way rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220396579U (en) |
-
2023
- 2023-07-14 CN CN202321853960.3U patent/CN220396579U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |