CN221743217U - Multi-stage flow-regulating angle throttle valve - Google Patents
Multi-stage flow-regulating angle throttle valve Download PDFInfo
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- CN221743217U CN221743217U CN202420468697.4U CN202420468697U CN221743217U CN 221743217 U CN221743217 U CN 221743217U CN 202420468697 U CN202420468697 U CN 202420468697U CN 221743217 U CN221743217 U CN 221743217U
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- liquid outlet
- ring seat
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- 238000007789 sealing Methods 0.000 claims abstract description 94
- 239000007788 liquid Substances 0.000 claims abstract description 54
- 230000000149 penetrating effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a multistage flow regulation type angle type throttle valve, which comprises a valve body, wherein the valve body is provided with a liquid inlet port and a liquid outlet port, the liquid inlet port and the liquid outlet port are mutually vertical, a valve cavity communicated with the liquid inlet port and the liquid outlet port is arranged in the valve body, a pressure relief channel communicated with the valve cavity is arranged on the inner wall of the liquid outlet port, a first sealing ring seat and a second sealing ring seat are embedded in the liquid outlet port, the first sealing ring seat and the second sealing ring seat are respectively positioned above and below one end, communicated with the liquid outlet port, of the pressure relief channel, a first valve rod is arranged on the valve body in a threaded manner, and the first valve rod and the liquid outlet port are positioned in the same length direction. The utility model has the function of multistage flow regulation, can meet different flow conveying requirements, has the function of diversion, can effectively relieve the medium impact pressure born by the cavity wall in the valve cavity opposite to the liquid inlet port, and prolongs the service life of the angle type throttle valve.
Description
Technical Field
The utility model relates to the technical field of throttle valves, in particular to a multi-stage flow-adjusting type angle throttle valve.
Background
A throttle valve is a valve that controls the flow of a fluid by changing the throttle cross section or throttle length. The opening and closing parts are mostly cone streamline, and the cross section area of the passage is changed by the opening and closing parts so as to adjust the flow and the pressure. Such valves are mainly used for reducing the pressure of the medium in case of a great pressure drop. An angular throttle valve is a type of throttle valve in which the valve flap moves along the valve seat centerline such that the valve seat port varies in direct proportion to the valve flap travel. The valve of this construction has a relatively short opening or closing stroke and has a very reliable shut-off function and is therefore very suitable for regulating the flow.
At present, as the flow velocity of a medium between a throttle valve clack and a valve seat is large, the inner wall of a valve cavity of the throttle valve needs to bear large pressure, cavitation is easy to occur, particularly, throttling is performed under a small gap, the smaller the gap is, the larger the flow velocity is, vortex is easy to occur, the erosion and abrasion of sealing surfaces of a valve core and the valve seat are large, vibration noise is easy to occur, the service life of the throttle valve is shortened, and in order to reduce the influence of cavitation as much as possible, and the service life of the throttle valve is prolonged.
Disclosure of utility model
The utility model aims to provide a multi-stage flow regulation type angle type throttle valve, which has a multi-stage flow regulation function, can meet different flow conveying requirements, has a flow dividing function, can effectively relieve medium impact pressure born by a cavity wall in a valve cavity opposite to a liquid inlet port, and prolongs the service life of the angle type throttle valve.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a multistage flow regulation formula angle throttle valve, includes the valve body, the valve body has inlet port and outlet port, inlet port and outlet port mutually perpendicular, have the valve pocket of intercommunication inlet port and outlet port in the valve body, offer the pressure release passageway with the valve pocket intercommunication on the inner wall of outlet port, the outlet port is embedded to be equipped with first sealing washer seat and second sealing washer seat, first sealing washer seat and second sealing washer seat are located pressure release passageway and outlet port intercommunication one end's top and below department respectively, first valve rod is worn to be equipped with by the screw thread on the valve body, first valve rod and outlet port are located same length direction, second valve rod is worn to have been worn to first valve rod internal thread, first sealing plug and second sealing plug are installed respectively to the one end that first valve rod and second valve rod stretched into the valve pocket, first sealing plug and second sealing plug respectively with first sealing washer seat and second sealing washer seat seal adaptation.
Preferably, the first valve stem tip is provided with a first stem, and the second valve stem tip is provided with a second stem.
Preferably, the pressure release channels are distributed in an arc shape, and one end of the pressure release channels, which is communicated with the valve cavity, is aligned with the liquid inlet port.
Preferably, the top end of the first sealing plug is provided with a first connecting plate, the top end of the first connecting plate is provided with a rotating seat, the first valve rod is rotatably connected with the first sealing plug through the rotating seat, and the second valve rod penetrates through the rotating seat, the first connecting plate and the first sealing plug.
Preferably, a second connecting plate is arranged at the top of the second sealing plug, the bottom end of the second valve rod is connected with the second sealing plug through the second connecting plate, a bottom plate is arranged at the bottom of the second sealing ring seat, and the bottom plate and the second sealing ring seat are embedded on the inner wall of the liquid outlet port together.
Preferably, grooves are formed in the outer circular surfaces of the first sealing ring seat and the second sealing ring seat, the aperture of the first sealing ring seat is gradually reduced from top to bottom, and the bottom of the first sealing plug is of a hemispherical structure.
Preferably, the top in the valve body is fixedly embedded with a sleeve in threaded sleeve joint with the first valve rod, the top end of the valve body is provided with an end cover sleeved on the first valve rod, and the end cover is embedded with a plugging ring.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, through the arrangement of the pressure relief channel, the medium enters the valve cavity through the liquid inlet port and then is discharged from the liquid outlet port, and as one end of the pressure relief channel, which is communicated with the valve cavity, is aligned with the liquid inlet port, part of the medium enters the valve cavity and is led into the pressure relief channel of the arc structure and then is converged to the liquid outlet port for discharge, and then the pressure relief channel of the arc structure is utilized to split the medium, so that the medium impact pressure born by the cavity wall opposite to the liquid inlet port in the valve cavity can be effectively relieved, and the service life of the angle type throttle valve is prolonged.
According to the utility model, the first valve rod is screwed to rotate, so that the first sealing plug is embedded and sealed with the first sealing ring seat, the main channel interception can be carried out on the angle type throttle valve, the pressure release channel is kept normally for small flow dredging, the second sealing plug is embedded and sealed with the second sealing ring seat by screwing the second valve rod, the pressure release channel can be intercepted, the angle type throttle valve is completely closed, the multi-stage flow regulation effect is realized, and different flow conveying requirements are met.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of a first valve stem and a second valve stem of the present utility model;
FIG. 3 is a schematic structural view of a first seal ring seat according to the present utility model;
fig. 4 is a schematic structural view of a second seal ring seat according to the present utility model.
In the figure: 1. a valve body; 2. a liquid inlet port; 3. a liquid outlet port; 4. a valve cavity; 5. an end cap; 6. a first valve stem; 7. a first sealing plug; 8. a first seal ring seat; 9. a second valve stem; 10. a second sealing plug; 11. a second seal ring seat; 12. a pressure relief channel; 13. a sleeve; 14. a plugging ring; 15. a first connection plate; 16. a rotating seat; 17. a second connecting plate; 18. a first swivel handle; 19. a second swivel handle; 20. a groove; 21. a bottom plate.
Detailed Description
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Examples
Referring to fig. 1 to 4, the present utility model preferably provides the following technical solutions:
The multistage flow regulation type angle throttle valve comprises a valve body 1, wherein the valve body 1 is provided with a liquid inlet port 2 and a liquid outlet port 3, the liquid inlet port 2 and the liquid outlet port 3 are mutually perpendicular, a valve cavity 4 communicated with the liquid inlet port 2 and the liquid outlet port 3 is arranged in the valve body 1, a pressure relief channel 12 communicated with the valve cavity 4 is formed in the inner wall of the liquid outlet port 3, the pressure relief channel 12 is distributed in an arc shape, one end of the pressure relief channel 12 communicated with the valve cavity 4 is aligned with the liquid inlet port 2, a medium enters the valve cavity 4 through the liquid inlet port 2 and is then discharged from the liquid outlet port 3, as one end of the pressure relief channel 12 communicated with the valve cavity 4 is aligned with the liquid inlet port 2, part of the medium is guided into the pressure relief channel 12 of an arc structure and then is converged to the liquid outlet port 3 for discharging, and then the pressure relief channel 12 of the arc structure is utilized to split the medium, so that the medium impact pressure born by the cavity wall opposite to the liquid inlet port 2 inside the valve cavity 4 can be effectively relieved, and the service life of the angle throttle valve is prolonged.
In a further embodiment, the liquid outlet 3 is internally provided with a first sealing ring seat 8 and a second sealing ring seat 11, the first sealing ring seat 8 and the second sealing ring seat 11 are respectively positioned above and below one end of the pressure release channel 12, which is communicated with the liquid outlet 3, the valve body 1 is threaded with a first valve rod 6, the first valve rod 6 and the liquid outlet 3 are positioned in the same length direction, the first valve rod 6 is internally threaded with a second valve rod 9, one end of the first valve rod 6 and one end of the second valve rod 9, which extend into the valve cavity 4, are respectively provided with a first sealing plug 7 and a second sealing plug 10, the first sealing plug 7 and the second sealing plug 10 are respectively in sealing fit with the first sealing ring seat 8 and the second sealing ring seat 11, the first sealing plug 7 and the first sealing ring seat 8 are respectively in embedded sealing by screwing the first valve rod 6, the pressure release channel 12 is normally kept for small flow dredging, the second sealing plug 10 and the second sealing ring seat 11 are embedded sealing the pressure release channel 12, the pressure release channel 12 is in a multi-stage flow dredging way, and the full flow shutoff effect is realized.
In this embodiment, the first stem 6 is provided with a first stem 18 at the top and the second stem 9 is provided with a second stem 19 at the top for screwing the first and second stems 6 and 9, respectively, into rotation. The top of the first sealing plug 7 is provided with a first connecting plate 15, a rotating seat 16 is arranged at the top of the first connecting plate 15, the first valve rod 6 is in rotating connection with the first sealing plug 7 through the rotating seat 16, the second valve rod 9 penetrates through the rotating seat 16, the first connecting plate 15 and the first sealing plug 7, and the first sealing plug 7 and the first valve rod 6 are in rotating connection, so that the first valve rod 6 is beneficial to pushing the first sealing plug 7 to be pressed down to be in sealing fit with the first sealing ring seat 8.
In this embodiment, the top of the second sealing plug 10 is provided with the second connecting plate 17, the bottom end of the second valve rod 9 is connected with the second sealing plug 10 through the second connecting plate 17, the bottom of the second sealing ring seat 11 is provided with the bottom plate 21, the bottom plate 21 and the second sealing ring seat 11 are embedded together on the inner wall of the liquid outlet port 3, and the arrangement of the bottom plate 21 and the second connecting plate 17 can ensure that the second valve rod 9 pushes the second sealing plug 10 to push the pressure to be effectively embedded and sealed with the second sealing ring seat 11.
In a further embodiment, the outer circumferential surfaces of the first sealing ring seat 8 and the second sealing ring seat 11 are provided with grooves 20, which is favorable for embedding the first sealing ring seat 8 and the second sealing ring seat 11, the aperture of the first sealing ring seat 8 is gradually reduced from top to bottom, and the bottom of the first sealing plug 7 is in a hemispherical structure, so that the first sealing plug 7 and the first sealing ring seat 8 are embedded and sealed to stably intercept the main flow. The top in the valve body 1 is fixedly embedded with a sleeve 13 which is in threaded sleeve joint with the first valve rod 6, the top end of the valve body 1 is provided with an end cover 5 which is sleeved on the first valve rod 6, and the end cover 5 is embedded with a plugging ring 14 for assembling and sealing the end cover 5.
When the multistage flow regulation type angle throttle valve is used, a medium enters the valve cavity 4 through the liquid inlet port 2 and is then discharged from the liquid outlet port 3, one end of the pressure release channel 12, which is communicated with the valve cavity 4, is aligned with the liquid inlet port 2, part of the medium enters the valve cavity 4 and is then led into the pressure release channel 12 with an arc structure and is then converged to the liquid outlet port 3 to be discharged, and then the pressure release channel 12 with the arc structure is utilized to split the medium, so that the medium impact pressure born by the cavity wall opposite to the liquid inlet port 2 inside the valve cavity 4 can be effectively relieved, the service life of the angle throttle valve is prolonged, the first valve rod 6 is further screwed to rotate, the first sealing plug 7 is embedded and sealed with the first sealing ring seat 8, the main channel interception can be carried out on the angle throttle valve, the pressure release channel 12 is kept normally, the second valve rod 9 is screwed to enable the second sealing plug 10 to be embedded and sealed with the second sealing ring seat 11, the pressure release channel 12 can be completely closed, the multistage flow regulation effect is realized, and different flow delivery requirements are met.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The detachable mounting mode is various, for example, the detachable mounting mode can be matched with the buckle through plugging, for example, the detachable mounting mode can be realized through a bolt connection mode, and the like.
The conception, specific structure, and technical effects produced by the present utility model are clearly and completely described above in connection with the embodiments and the drawings so as to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all coupling/connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to the fact that a more optimal coupling structure may be formed by adding or subtracting coupling aids depending on the particular implementation.
The foregoing embodiments are provided for further explanation of the present utility model and are not to be construed as limiting the scope of the present utility model, and some insubstantial modifications and variations of the present utility model, which are within the scope of the utility model, will be suggested to those skilled in the art in light of the foregoing teachings.
Claims (7)
1. Multistage flow regulation formula angle type choke valve includes valve body (1), its characterized in that:
The valve body (1) is provided with a liquid inlet port (2) and a liquid outlet port (3), the liquid inlet port (2) and the liquid outlet port (3) are mutually perpendicular, a valve cavity (4) communicated with the liquid inlet port (2) and the liquid outlet port (3) is arranged in the valve body (1), a pressure relief channel (12) communicated with the valve cavity (4) is formed in the inner wall of the liquid outlet port (3), a first sealing ring seat (8) and a second sealing ring seat (11) are embedded in the liquid outlet port (3), the first sealing ring seat (8) and the second sealing ring seat (11) are respectively located above and below the pressure relief channel (12) and the liquid outlet port (3) at one end, a first valve rod (6) is arranged on the valve body (1) in a penetrating mode, a second valve rod (9) is arranged on the inner wall of the first valve rod (6) in a penetrating mode, one end, extending into the valve cavity (4), of the first valve rod (6) and the second sealing plug seat (10) are respectively provided with a first sealing plug seat (10) and a second sealing plug seat (10) respectively.
2. The multi-stage flow-regulating angular throttle valve as claimed in claim 1, wherein: the top end of the first valve rod (6) is provided with a first rotating handle (18), and the top end of the second valve rod (9) is provided with a second rotating handle (19).
3. The multi-stage flow-regulating angular throttle valve as claimed in claim 1, wherein: the pressure relief channels (12) are distributed in an arc shape, and one end, communicated with the valve cavity (4), of each pressure relief channel (12) is aligned with the liquid inlet port (2).
4. The multi-stage flow-regulating angular throttle valve as claimed in claim 1, wherein: the sealing device is characterized in that a first connecting plate (15) is arranged at the top end of the first sealing plug (7), a rotating seat (16) is arranged at the top end of the first connecting plate (15), the first valve rod (6) is rotatably connected with the first sealing plug (7) through the rotating seat (16), and the second valve rod (9) penetrates through the rotating seat (16), the first connecting plate (15) and the first sealing plug (7).
5. The multi-stage flow-regulating angular throttle valve as claimed in claim 1, wherein: the top of the second sealing plug (10) is provided with a second connecting plate (17), the bottom end of the second valve rod (9) is connected with the second sealing plug (10) through the second connecting plate (17), the bottom of the second sealing ring seat (11) is provided with a bottom plate (21), and the bottom plate (21) and the second sealing ring seat (11) are embedded on the inner wall of the liquid outlet port (3) together.
6. The multi-stage flow-regulating angular throttle valve as claimed in claim 1, wherein: grooves (20) are formed in the outer circular surfaces of the first sealing ring seat (8) and the second sealing ring seat (11), the aperture of the first sealing ring seat (8) is gradually reduced from top to bottom, and the bottom of the first sealing plug (7) is of a hemispherical structure.
7. The multi-stage flow-regulating angular throttle valve as claimed in claim 1, wherein: the novel valve is characterized in that a sleeve (13) in threaded sleeve connection with the first valve rod (6) is fixedly embedded at the inner top of the valve body (1), an end cover (5) sleeved on the first valve rod (6) is installed at the top end of the valve body (1), and a plugging ring (14) is embedded on the end cover (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420468697.4U CN221743217U (en) | 2024-03-12 | 2024-03-12 | Multi-stage flow-regulating angle throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420468697.4U CN221743217U (en) | 2024-03-12 | 2024-03-12 | Multi-stage flow-regulating angle throttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221743217U true CN221743217U (en) | 2024-09-20 |
Family
ID=92740944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420468697.4U Active CN221743217U (en) | 2024-03-12 | 2024-03-12 | Multi-stage flow-regulating angle throttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221743217U (en) |
-
2024
- 2024-03-12 CN CN202420468697.4U patent/CN221743217U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |