CN220227934U - Improved one-way throttle valve - Google Patents
Improved one-way throttle valve Download PDFInfo
- Publication number
- CN220227934U CN220227934U CN202321471868.0U CN202321471868U CN220227934U CN 220227934 U CN220227934 U CN 220227934U CN 202321471868 U CN202321471868 U CN 202321471868U CN 220227934 U CN220227934 U CN 220227934U
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- Prior art keywords
- adjusting
- way
- throttle
- unidirectional
- throttle valve
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- 239000012530 fluid Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 17
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides an improved generation one-way choke valve, includes the valve body, the valve body both sides are provided with first hydraulic fluid port and second hydraulic fluid port, connect through one-way runner between first hydraulic fluid port and the second hydraulic fluid port, one-way runner parallel connection has the restriction flow path. The throttle valve core is arranged in the throttle flow passage, and the one-way valve core is arranged in the one-way flow passage. An adjusting cavity is arranged in the unidirectional flow passage, an adjusting ring piece is arranged in the adjusting cavity, a flow hole communicated with the unidirectional flow passage is formed in the middle of the adjusting ring piece, and the unidirectional valve core is abutted to the end face of one side of the adjusting ring piece through a thrust elastic piece. The adjusting ring piece is connected with an adjusting shaft capable of enabling the adjusting ring piece to move along the flowing direction of the unidirectional flow channel, and the adjusting shaft extends out of the valve body and is provided with a unidirectional adjusting button at the end part. Compared with the prior art, the application has the following beneficial effects: the one-way valve core can be adjusted, and the application range of the one-way throttle valve is greatly expanded.
Description
Technical Field
The utility model belongs to the field of one-way throttle valves, and particularly relates to an improved one-way throttle valve.
Background
The one-way throttle valve is a flow control valve widely used in hydraulic systems. They are commonly used to control the flow of liquid in one direction and to reduce pressure by restricting flow. One-way throttle valves are typically composed of a one-way valve element and a throttle valve element to control the flow of liquid.
However, the hydraulic pressure of the oil passage in which the check valve element is located in the prior art cannot be adjusted, which means that the flow rate and pressure of the liquid cannot be flexibly controlled when the check throttle valve is used. This limits the range of application of the one-way throttle valve, making it incapable of meeting the needs of certain specific applications.
Accordingly, the present application has been further designed and developed based on some of the above prior art.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the improved one-way throttle valve, which can adjust the one-way valve core and greatly expands the application range of the one-way throttle valve.
In order to solve the technical problems, the utility model is solved by the following technical scheme.
The utility model provides an improved generation one-way choke valve, includes the valve body, the valve body both sides are provided with first hydraulic fluid port and second hydraulic fluid port, connect through one-way runner between first hydraulic fluid port and the second hydraulic fluid port, one-way runner parallel connection has the restriction flow path. The throttle valve core is arranged in the throttle flow passage, and the one-way valve core is arranged in the one-way flow passage.
This application is provided with the regulation chamber with prior art's distinguishing characteristics in the unidirectional flow channel, be provided with the adjusting ring spare in the regulation chamber, be equipped with the circulation hole with unidirectional flow channel intercommunication in the middle of the adjusting ring spare, the unidirectional valve core passes through thrust elastic component butt on the terminal surface of one side of adjusting ring spare.
The adjusting ring piece is connected with an adjusting shaft capable of enabling the adjusting ring piece to move along the flowing direction of the unidirectional flow channel, and the adjusting shaft extends out of the valve body and is provided with a unidirectional adjusting button at the end part. The compression degree of the thrust elastic piece is controlled by adjusting the adjusting ring piece through the adjusting shaft, so that the purpose of adjusting the hydraulic pressure of the jacking-open one-way valve core is achieved.
As the application an improved generation one-way throttle valve's preferred embodiment, specifically, adjusting ring spare includes sealing part and regulation portion, be provided with rack structure on the regulation portion, be provided with the gear portion of being connected with rack structure meshing on the regulating spindle, can adjust adjusting ring spare through rotating the regulating spindle, simple structure, it is convenient to adjust.
As the application an improved generation one-way throttle valve's preferred embodiment, specifically, sealing portion installs first sealing washer on, adjusting portion is provided with sealed chimb in the terminal surface side, sealed chimb is last to install the second sealing washer to guarantee the leakproofness of rack structure and gear portion meshing department.
As a preferred embodiment of the improved one-way throttle valve, in particular, the valve body is provided with a limiting ring, and the limiting ring is provided with a limiting groove. The adjusting shaft can axially move, and a limiting column matched with the limiting groove is arranged on the side face of the unidirectional adjusting knob. The adjusting device is convenient to adjust, and can prevent the adjusting shaft from reversely rotating due to overlarge thrust of the thrust elastic piece.
As a preferred embodiment of the improved one-way throttle valve, specifically, the throttle valve core sequentially comprises a throttle part, a limiting convex edge and a threaded part; the throttle runner is internally provided with a throttle orifice matched with a throttle part, the valve body is internally provided with a sliding cavity matched with a limiting convex edge for axial movement of a throttle valve core, and the thread part passes through the valve body in a threaded connection manner and is provided with a throttle adjusting button at the end part. The purpose of throttling can be achieved by rotating the throttling adjusting button.
As a preferred embodiment of the improved one-way throttle valve, the throttle part is provided with a circulation groove in a ring. When the throttle valve core is closed, the circulation groove is not communicated with the throttle runner, and the adjustment range of the throttle valve core is enlarged.
Compared with the prior art, the application has the following beneficial effects: the one-way valve core can be adjusted, and the application range of the one-way throttle valve is greatly expanded.
Drawings
Fig. 1 is a schematic perspective view of a one-way throttle valve as described herein.
Fig. 2 is a cross-sectional view of the internal structure of the one-way throttle valve described in the present application.
Fig. 3 is a partial enlarged view at a in fig. 2.
Fig. 4 is a schematic perspective view of the adjustment shaft.
Fig. 5 is a schematic perspective view of an adjusting ring.
Fig. 6 is a schematic perspective view of a throttle valve core.
The following is a description of the drawings in the specification:
1. a valve body; 11. a first oil port; 12. a second oil port; 13. a unidirectional flow passage; 14. a throttle flow passage; 15. a confinement ring; 16. a limiting groove;
2. a one-way valve core; 21. a thrust elastic member;
3. a throttle valve core; 31. a throttle unit; 32. limiting the convex edge; 33. a threaded portion; 34. a throttle adjusting knob; 35. a flow channel;
4. an adjusting ring; 41. a flow hole; 42. a sealing part; 43. an adjusting section; 44. a rack structure; 45. a first seal ring; 46. a second seal ring;
5. an adjusting shaft; 51. a gear portion; 52. a one-way adjusting knob; 53. and limiting the column.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the detailed description.
In the following embodiments, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, and the embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.
In the description of the present utility model, it is to be understood that the terms: the directions of the center, the longitudinal, the lateral, the length, the width, the thickness, the upper, the lower, the front, the rear, the left, the right, the vertical, the horizontal, the top, the bottom, the inner, the outer, the clockwise, the counterclockwise, etc. indicate the directions or the positional relationship based on the directions or the positional relationship shown in the drawings, are merely for convenience of description and simplification of the description, and therefore, should not be construed as limiting the present utility model. Furthermore, the term: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of features shown. In the description of the present utility model, unless explicitly specified and defined otherwise, the terms: mounting, connecting, etc. should be construed broadly and the specific meaning of the terms in the present application will be understood by those skilled in the art in view of the specific circumstances.
Referring to fig. 1 to 6, an improved one-way throttle valve comprises a valve body 1, wherein a first oil port 11 and a second oil port 12 are arranged on two sides of the valve body 1, the first oil port 11 and the second oil port 12 are connected through a one-way runner 13, and the one-way runner 13 is connected with a throttle runner 14 in parallel. The throttle valve core 3 is arranged in the throttle flow passage 14, and the one-way valve core 2 is arranged in the one-way flow passage 13.
This application is characterized by with prior art distinguishing characteristics, be provided with the regulation chamber in the unidirectional flow channel 13, be provided with adjusting ring spare 4 in the regulation chamber, be equipped with the circulation hole 41 with unidirectional flow channel 13 intercommunication in the middle of the adjusting ring spare 4, unidirectional valve core 2 is located on one side terminal surface of adjusting ring spare 4 at the circulation hole 41 through thrust elastic component 21 butt.
The adjusting ring 4 is connected with an adjusting shaft 5 which can move the adjusting ring 4 along the flow direction of the unidirectional flow channel 13, and the adjusting shaft 5 extends out of the valve body 1 and is provided with a unidirectional adjusting button 52 at the end part. The compression degree of the thrust elastic piece 21 is controlled by adjusting the adjusting ring piece 4 through the adjusting shaft 5, so that the purpose of adjusting the hydraulic pressure of the jacking-open one-way valve core 2 is achieved.
Specifically, the adjusting ring 4 includes a sealing portion 42 and an adjusting portion 43, a rack structure 44 is provided on the adjusting portion 43, a gear portion 51 engaged with the rack structure 44 is provided on the adjusting shaft 5, and the adjusting ring 4 can be adjusted by rotating the adjusting shaft 5, so that the adjusting ring is simple in structure and convenient to adjust. The sealing part 42 is provided with a first sealing ring 45, the adjusting part 43 is provided with a sealing convex edge on the end face side, and the sealing convex edge is provided with a second sealing ring 46 to ensure the tightness of the meshing part of the rack structure 44 and the gear part 51.
In order to avoid the reverse rotation of the adjusting shaft 5 due to the excessive thrust of the thrust elastic member 21, specifically, the valve body 1 is provided with a limiting ring 15, and the limiting ring 15 is provided with a limiting groove 16. The adjusting shaft 5 is axially movable, and the one-way adjusting knob 52 is laterally provided with a limiting post 53 which is engaged with the limiting groove 16. When the adjusting shaft 5 is in the pulled-out state, the adjusting shaft 5 can adjust the adjusting ring 4, and after the adjustment is completed, the one-way adjusting knob 52 is pressed down, so that the limiting column 53 is inserted into the limiting groove 16 to limit the rotation of the adjusting shaft 5.
In the present application, the throttle valve core 3 includes a throttle portion 31, a limiting flange 32, and a threaded portion 33 in this order; the throttle runner 14 is internally provided with a throttle orifice matched with the throttle part 31, the valve body 1 is internally provided with a sliding cavity matched with the limiting convex edge 32 for axially moving the throttle valve core 3, and the threaded part 33 passes through the valve body 1 in a threaded connection manner and is provided with a throttle adjusting button 34 at the end part. The throttle can be achieved by rotating the throttle knob 34. The throttle part 31 is provided with a circulation groove 35. When the throttle valve core 3 is closed, the flow groove 35 is not communicated with the throttle runner 14, which is beneficial to enlarging the adjusting range of the throttle valve core 3.
Compared with the prior art, the application has the following beneficial effects: the unidirectional valve core 2 can be adjusted, and the application range of the unidirectional throttle valve is greatly expanded.
The scope of the present utility model includes, but is not limited to, the above embodiments, and any alterations, modifications, and improvements made by those skilled in the art are intended to fall within the scope of the utility model.
Claims (6)
1. The utility model provides an improved generation one-way choke valve, includes valve body (1), valve body (1) both sides are provided with first hydraulic fluid port (11) and second hydraulic fluid port (12), connect through one-way runner (13) between first hydraulic fluid port (11) and the second hydraulic fluid port (12), one-way runner (13) are connected with throttle runner (14) in parallel; a throttle valve core (3) is arranged in the throttle flow passage (14), and a one-way valve core (2) is arranged in the one-way flow passage (13); it is characterized in that the method comprises the steps of,
an adjusting cavity is arranged in the unidirectional flow channel (13), an adjusting ring piece (4) is arranged in the adjusting cavity, a circulation hole (41) communicated with the unidirectional flow channel (13) is formed in the middle of the adjusting ring piece (4), and the unidirectional valve core (2) is abutted to the end face of one side of the adjusting ring piece (4) through a thrust elastic piece (21) and positioned on the circulation hole (41);
the regulating ring piece (4) is connected with a regulating shaft (5) which can enable the regulating ring piece (4) to move along the flowing direction of the unidirectional flow channel (13), and the regulating shaft (5) extends out of the valve body (1) and is provided with a unidirectional regulating button (52) at the end part.
2. An improved one-way throttle valve according to claim 1, characterized in that the adjusting ring member (4) comprises a sealing portion (42) and an adjusting portion (43), a rack structure (44) is provided on the adjusting portion (43), and a gear portion (51) engaged with the rack structure (44) is provided on the adjusting shaft (5).
3. An improved one-way throttle valve according to claim 2, characterized in that the sealing part (42) is provided with a first sealing ring (45), the adjusting part (43) is provided with a sealing flange on the end face side, and the sealing flange is provided with a second sealing ring (46).
4. -an improved one-way throttle valve according to claim 3, characterized in that the valve body (1) is provided with a restriction ring (15), the restriction ring (15) being provided with a restriction groove (16) in a ring; the adjusting shaft (5) can axially move, and a limiting column (53) matched with the limiting groove (16) is arranged on the side face of the unidirectional adjusting button (52).
5. An improved one-way throttle valve according to claim 1, characterized in that the throttle valve core (3) comprises a throttle part (31), a limiting flange (32) and a threaded part (33) in this order; the throttle runner (14) is internally provided with a throttle orifice matched with the throttle part (31), the valve body (1) is internally provided with a sliding cavity matched with the limiting convex edge (32) for axially moving the throttle valve core (3), and the threaded part (33) passes through the valve body (1) in a threaded connection manner and is provided with a throttle adjusting button (34) at the end part.
6. An improved one-way throttle valve according to claim 5, characterized in that the throttle part (31) is provided with a circulation groove (35) in a ring; when the throttle valve core (3) is closed, the circulation groove (35) is not communicated with the throttle runner (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321471868.0U CN220227934U (en) | 2023-06-10 | 2023-06-10 | Improved one-way throttle valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321471868.0U CN220227934U (en) | 2023-06-10 | 2023-06-10 | Improved one-way throttle valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220227934U true CN220227934U (en) | 2023-12-22 |
Family
ID=89197721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321471868.0U Active CN220227934U (en) | 2023-06-10 | 2023-06-10 | Improved one-way throttle valve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220227934U (en) |
-
2023
- 2023-06-10 CN CN202321471868.0U patent/CN220227934U/en active Active
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