CN114087410A - Light-weight reversing valve body - Google Patents
Light-weight reversing valve body Download PDFInfo
- Publication number
- CN114087410A CN114087410A CN202111606859.3A CN202111606859A CN114087410A CN 114087410 A CN114087410 A CN 114087410A CN 202111606859 A CN202111606859 A CN 202111606859A CN 114087410 A CN114087410 A CN 114087410A
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- Prior art keywords
- cylinder
- valve body
- buffer cavity
- oil outlet
- bottom plate
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- 230000007704 transition Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 14
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention discloses a light reversing valve body which comprises a first cylinder, a bottom plate, a second cylinder, a third cylinder and a fourth cylinder; a valve core hole is formed in the first cylinder; five buffer cavities are arranged in the valve core hole; an oil outlet cavity is formed in the second cylinder; an oil outlet channel is formed in the third column body; a first working channel is formed in the first cylinder; an oil inlet channel is formed in the fourth column body; a second working channel is formed in the first cylinder; according to the invention, the first cylinder, the bottom plate, the second cylinder, the third cylinder and the fourth cylinder form the shell of the valve body, so that the invalid part in the traditional valve body is removed, the overall structure is simplified, and the overall weight of the valve body is reduced; through five cushion chambers, simplify the oil circuit in the valve body, the better flow path of distribution fluid reduces fluid pressure loss, improves the circulation efficiency, very big promotion the reliability and increase of service life of valve body.
Description
Technical Field
The invention relates to the field of reversing valves, in particular to a light reversing valve body.
Background
The valve body is a pressure-bearing carrier for bearing a stress medium and mounting related acting functional elements, and is mainly manufactured by machining a cast or forged cuboid, so the valve body is also called as a valve block. The valve is limited by a manufacturing process, the traditional valve block has the defects of heavy weight, unsmooth flow channel connection, a large number of corners, large fluid pressure loss, low circulation efficiency and difficult reliability and service life improvement.
Based on the situation, the invention provides a light reversing valve body, which can effectively solve the problems.
Disclosure of Invention
The invention aims to provide a light reversing valve body. The light-weight reversing valve body is simple in structure, the shell of the valve body is formed by the first cylinder, the bottom plate, the second cylinder, the third cylinder and the fourth cylinder, invalid parts in the traditional valve body are removed, the overall structure is simplified, and the overall weight of the valve body is reduced; through first cushion chamber, second cushion chamber, third cushion chamber, fourth cushion chamber and fifth cushion chamber, simplify the oil circuit in the valve body, better distribution fluid's flow path reduces fluid pressure loss, improves the flow efficiency, very big promotion the reliability and the increase of service life of valve body.
The invention is realized by the following technical scheme:
a light-weight reversing valve body comprises a first cylinder and a bottom plate, wherein the first cylinder is horizontally placed, and the bottom plate is arranged below the first cylinder; a second cylinder fixed on the first cylinder is arranged on one side of the top of the first cylinder; a third cylinder connected between the second cylinder and the bottom plate is further arranged on one side, close to the second cylinder, of the first cylinder; a fourth cylinder connected between the first cylinder and the bottom plate is further arranged on one side, far away from the second cylinder, of the first cylinder; an oil outlet, a first working port, an oil inlet and a second working port are formed in the bottom plate;
a valve core hole penetrating through the first cylinder is formed in the first cylinder; five buffer cavities are arranged in the valve core hole, and are respectively a first buffer cavity, a second buffer cavity, a third buffer cavity, a fourth buffer cavity and a fifth buffer cavity; an oil outlet cavity communicated with the first buffer cavity and the fifth buffer cavity is formed in the second cylinder; an oil outlet channel communicated with the oil outlet and the oil outlet cavity is formed in the third cylinder; a first working channel for communicating the first working port with the second buffer cavity is formed in the first cylinder; an oil inlet channel communicated with the third buffer cavity and the oil inlet is formed in the fourth column body; and a second working channel communicated with the second working port and the fourth buffer cavity is formed in the first cylinder.
According to the invention, the first cylinder, the bottom plate, the second cylinder, the third cylinder and the fourth cylinder form the shell of the valve body, so that the invalid part in the traditional valve body is removed, the overall structure is simplified, and the overall weight of the valve body is reduced; through first cushion chamber, second cushion chamber, third cushion chamber, fourth cushion chamber and fifth cushion chamber, simplify the oil circuit in the valve body, better distribution fluid's flow path reduces fluid pressure loss, improves the circulation efficiency, very big promotion the reliability and increase of service life of valve body.
Preferably, four fixing columns fixed on the bottom plate are further arranged on the side face of the first cylinder; the four fixing columns are arranged in a matrix; a fixing hole penetrating through the fixing column is formed in the fixing column; the fixing hole is a counter bore.
Preferably, the included angle between the plane where the axes of the first cylinder and the second cylinder are located and the vertical plane is alpha, and alpha is less than or equal to 27 degrees.
Preferably, the oil outlet, the first working port, the oil inlet and the second working port are respectively provided with a sealing ring groove.
Preferably, the cross section of five buffer cavities is drum-shaped.
Preferably, two ends of the oil outlet cavity are provided with transition channels for connecting with the buffer cavity; the transition channel is arc-shaped.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the light-weight reversing valve body is simple in structure, the shell of the valve body is formed by the first cylinder, the bottom plate, the second cylinder, the third cylinder and the fourth cylinder, invalid parts in the traditional valve body are removed, the overall structure is simplified, and the overall weight of the valve body is reduced; through first cushion chamber, second cushion chamber, third cushion chamber, fourth cushion chamber and fifth cushion chamber, simplify the oil circuit in the valve body, better distribution fluid's flow path reduces fluid pressure loss, improves the flow efficiency, very big promotion the reliability and the increase of service life of valve body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a schematic bottom view of the present invention;
FIG. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is a schematic side view of the present invention;
fig. 6 is a schematic cross-sectional view taken along line a-a in fig. 5.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1 to 6, a light-weight reversing valve body is characterized in that: comprises a first cylinder 1 which is horizontally placed and a bottom plate 2 which is arranged below the first cylinder 1; a second cylinder 3 fixed on the first cylinder 1 is arranged on one side of the top of the first cylinder 1; a third column body 4 connected between the second cylinder body 3 and the bottom plate 2 is further arranged on one side, close to the second cylinder body 3, of the first cylinder body 1; the first cylinder 1 is further provided with a fourth cylinder 5 connected between the first cylinder 1 and the bottom plate 2 at one side far away from the second cylinder 3; an oil outlet 21, a first working port 22, an oil inlet 23 and a second working port 24 are formed in the bottom plate 2;
a valve core hole 11 penetrating through the first cylinder 1 is arranged in the first cylinder 1; five buffer cavities are arranged in the valve core hole 11, and are respectively a first buffer cavity 12, a second buffer cavity 13, a third buffer cavity 14, a fourth buffer cavity 15 and a fifth buffer cavity 16; an oil outlet cavity 31 communicating the first buffer cavity 12 and the fifth buffer cavity 16 is formed in the second cylinder 3; an oil outlet channel 41 for communicating the oil outlet 21 with the oil outlet cavity 31 is formed in the third column 4; a first working channel 17 for communicating the first working opening 22 with the second buffer cavity 13 is formed in the first cylinder 1; an oil inlet channel 51 for communicating the third buffer cavity 14 with the oil inlet 23 is formed in the fourth cylinder 5; a second working channel 18 which is communicated with the second working opening 24 and the fourth buffer cavity 15 is formed in the first cylinder 1.
According to the invention, the first cylinder 1, the bottom plate 2, the second cylinder 3, the third cylinder 4 and the fourth cylinder 5 form the shell of the valve body, so that invalid parts in the traditional valve body are removed, the overall structure is simplified, and the overall weight of the valve body is reduced; through the first buffer cavity 12, the second buffer cavity 13, the third buffer cavity 14, the fourth buffer cavity 15 and the fifth buffer cavity 16, an oil path in the valve body is simplified, a flow path of fluid is better distributed, fluid pressure loss is reduced, circulation efficiency is improved, and reliability and service life of the valve body are greatly improved.
The invention adopts selective laser melting technology, which is a modern manufacturing technology suitable for manufacturing products with complex structures. The traditional hydraulic valve body can adopt a selective laser melting technology, so that the complex flow channel is simplified, the pressure-bearing structure is optimized, and the hydraulic valve body with high circulation efficiency and the advantages of weight and volume is designed and manufactured.
The invention is made of aluminum alloy, stainless steel, titanium alloy, nickel-based high-temperature alloy or cobalt-based high-temperature alloy.
Further, in another embodiment, the side surface of the first cylinder 1 is further provided with four fixing posts 6 fixed on the bottom plate 2; the four fixing columns 6 are arranged in a matrix; a fixing hole 61 penetrating through the fixing column 6 is formed in the fixing column 6; the fixing hole 61 is a counter-sunk hole.
Through the fixing 6 and the fixing hole 61, the fixing function of the valve body is well realized.
Further, in another embodiment, the included angle between the plane where the axes of the first cylinder 1 and the second cylinder 2 are located and the vertical plane is alpha, and alpha is less than or equal to 27 degrees.
When the included angle between the plane where the axes of the first cylinder 1 and the second cylinder 2 are located and the vertical plane is controlled to be not more than 27 degrees, the loss of fluid pressure can be better avoided, and the better circulation efficiency is ensured.
Further, in another embodiment, the oil outlet 21, the first working port 22, the oil inlet 23 and the second working port 24 are all provided with a seal ring groove.
Through the sealing ring groove, better sealing performance is ensured when the oil outlet 21, the first working port 22, the oil inlet 23 and the second working port 24 are connected.
Further, in another embodiment, the cross section of each of the five buffer cavities is drum-shaped.
The buffer cavity adopts a drum-shaped structure, so that the loss of fluid pressure can be better avoided, and the better circulation efficiency is ensured.
Further, in another embodiment, two ends of the oil outlet chamber 31 are provided with transition channels 32 for connecting with the buffer chamber; the transition passage 32 is arc-shaped.
The arc-shaped transition channel 32 is adopted, so that the connection between the oil outlet cavity 31 and the buffer cavity is smoother, corners do not exist, the loss of fluid pressure is avoided, and better circulation efficiency is ensured.
According to the description and the drawings of the invention, the light-weight reversing valve body can be easily manufactured or used by a person skilled in the art, and the positive effects recorded by the invention can be generated.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (5)
1. The utility model provides a lightweight switching-over valve body which characterized in that: comprises a first cylinder (1) which is horizontally placed and a bottom plate (2) which is arranged below the first cylinder (1); a second cylinder (3) fixed on the first cylinder (1) is arranged on one side of the top of the first cylinder (1); a third cylinder (4) connected between the second cylinder (3) and the bottom plate (2) is further arranged on one side, close to the second cylinder (3), of the first cylinder (1); the side, far away from the second cylinder (3), of the first cylinder (1) is also provided with a fourth cylinder (5) connected between the first cylinder (1) and the bottom plate (2); an oil outlet (21), a first working port (22), an oil inlet (23) and a second working port (24) are formed in the bottom plate (2);
a valve core hole (11) penetrating through the first cylinder (1) is formed in the first cylinder (1); five buffer cavities are arranged in the valve core hole (11), and are respectively a first buffer cavity (12), a second buffer cavity (13), a third buffer cavity (14), a fourth buffer cavity (15) and a fifth buffer cavity (16); an oil outlet cavity (31) communicated with the first buffer cavity (12) and the fifth buffer cavity (16) is formed in the second cylinder (3); an oil outlet channel (41) communicated with the oil outlet (21) and the oil outlet cavity (31) is formed in the third column body (4); a first working channel (17) which is communicated with the first working opening (22) and the second buffer cavity (13) is formed in the first cylinder (1); an oil inlet channel (51) for communicating the third buffer cavity (14) and the oil inlet (23) is formed in the fourth column body (5); a second working channel (18) which is communicated with the second working opening (24) and the fourth buffer cavity (15) is formed in the first cylinder (1);
sealing ring grooves are formed in the oil outlet (21), the first working port (22), the oil inlet (23) and the second working port (24);
transition channels (32) used for being connected with the buffer cavity are arranged at two ends of the oil outlet cavity (31); the transition channel (32) is arc-shaped.
2. The light weight reversing valve body of claim 1, wherein: the side surface of the first cylinder (1) is also provided with four fixing columns (6) fixed on the bottom plate (2); the four fixing columns (6) are arranged in a matrix; and a fixing hole (61) penetrating through the fixing column (6) is formed in the fixing column (6).
3. A light weight reversing valve body according to claim 2, characterized in that: the fixing hole (61) is a counter bore.
4. The light weight reversing valve body of claim 1, wherein: the included angle between the plane where the axes of the first cylinder (1) and the second cylinder (2) are located and the vertical plane is alpha which is not more than 27 degrees.
5. The light weight reversing valve body of claim 1, wherein: the cross sections of the five buffer cavities are drum-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111606859.3A CN114087410B (en) | 2021-12-27 | 2021-12-27 | Lightweight reversing valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111606859.3A CN114087410B (en) | 2021-12-27 | 2021-12-27 | Lightweight reversing valve body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114087410A true CN114087410A (en) | 2022-02-25 |
| CN114087410B CN114087410B (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111606859.3A Active CN114087410B (en) | 2021-12-27 | 2021-12-27 | Lightweight reversing valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114087410B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4519419A (en) * | 1982-06-15 | 1985-05-28 | Commercial Shearing, Inc. | Hydraulic valves |
| EP0840047A2 (en) * | 1996-10-29 | 1998-05-06 | Smc Corporation | Pressure controlling valve to be attached to a base-mounted change valve |
| CN201284766Y (en) * | 2008-09-02 | 2009-08-05 | 台州江州机械有限公司 | Integral multichannel conversion valve |
| CN110375091A (en) * | 2019-06-06 | 2019-10-25 | 浙江大学 | A kind of lightweight change valve and reversal valve based on SLM technology |
-
2021
- 2021-12-27 CN CN202111606859.3A patent/CN114087410B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4519419A (en) * | 1982-06-15 | 1985-05-28 | Commercial Shearing, Inc. | Hydraulic valves |
| EP0840047A2 (en) * | 1996-10-29 | 1998-05-06 | Smc Corporation | Pressure controlling valve to be attached to a base-mounted change valve |
| CN201284766Y (en) * | 2008-09-02 | 2009-08-05 | 台州江州机械有限公司 | Integral multichannel conversion valve |
| CN110375091A (en) * | 2019-06-06 | 2019-10-25 | 浙江大学 | A kind of lightweight change valve and reversal valve based on SLM technology |
Non-Patent Citations (1)
| Title |
|---|
| 刘博嘉;徐立群;倪福生;李洪彬;: "6通径旋转型换向阀的设计分析", 液压与气动, no. 10, 15 October 2017 (2017-10-15), pages 75 - 80 * |
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| Publication number | Publication date |
|---|---|
| CN114087410B (en) | 2024-04-12 |
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