CN216131166U - Confluence flow divider - Google Patents
Confluence flow divider Download PDFInfo
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- CN216131166U CN216131166U CN202122111810.2U CN202122111810U CN216131166U CN 216131166 U CN216131166 U CN 216131166U CN 202122111810 U CN202122111810 U CN 202122111810U CN 216131166 U CN216131166 U CN 216131166U
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Abstract
The utility model relates to the field of valves and discloses a confluence flow divider valve which comprises a valve body (1), wherein a main oil inlet (2), a main oil return port (3), a plurality of oil outlets communicated with the main oil inlet (2) and a plurality of oil inlets communicated with the main oil return port (3) are arranged on the valve body (1), the oil outlets are distributed on planes on two sides of a plane where the main oil inlet (2) is located or planes on two sides of a plane where the main oil inlet (2) is located and opposite to the plane where the main oil inlet (2) is located, and the oil inlets are distributed on planes on two sides of the plane where the main oil return port (3) is located or planes on two sides of the plane where the main oil return port (3) is located and a plane opposite to the plane where the main oil return port (3) is located. The confluence flow divider effectively ensures that the internal space of the valve body is fully and effectively utilized, effectively reduces the volume and the weight of the confluence flow divider, and reduces the production cost of the confluence flow divider.
Description
Technical Field
The utility model relates to the field of valves, in particular to a confluence flow dividing valve.
Background
Engineering machinery such as an excavator is generally driven by a hydraulic system, each action is controlled by a pilot valve, each pilot valve needs the hydraulic system to provide hydraulic oil with certain pressure and flow, an oil inlet pipe or an oil return pipe of each pilot valve needs to be concentrated together, and in order to arrange the oil inlet pipe and the oil return pipe, the oil inlet pipe and the oil return pipe of the pilot valve need to be connected to a confluence flow dividing valve.
A main oil inlet, a main oil return opening, a plurality of oil outlets communicated with the main oil inlet and a plurality of oil inlets communicated with the main oil return opening are usually arranged in the confluence flow divider valve, a main oil inlet channel connected with the main oil inlet and a main oil return channel connected with the main oil return opening are respectively arranged in the valve block, the main oil inlet channel is respectively connected with a plurality of oil outlet branches, and the plurality of oil outlet branches are respectively connected with a plurality of oil outlets; the total oil return channel is respectively connected with a plurality of oil inlet branches, and the plurality of oil inlet branches are respectively connected with a plurality of oil inlets. A plurality of oil inlet pipelines of the pilot valve are respectively connected with a plurality of oil outlets of the confluence flow divider in a one-to-one correspondence mode through joints, and a plurality of oil return pipelines of the pilot valve are respectively connected with a plurality of oil inlets of the confluence flow divider in a one-to-one correspondence mode through joints.
The confluence flow divider that uses among the prior art, generally for square body, its a plurality of oil inlets and a plurality of oil-out all set up on same side of square body, lead to the oil duct of all hydraulic fluid ports and intercommunication hydraulic fluid port all to distribute in one side of valve block for the structure space of confluence flow divider can not make full use of, and it is extravagant to produce unnecessary material, and finally lead to the valve block bulky, installation overall arrangement is inconvenient and with high costs scheduling problem.
In addition, the inner diameters of a total oil return passage, a total oil inlet passage, an oil outlet branch and an oil inlet branch in the valve block are generally set to be the same, so that the flow rate block and the oil pressure loss are increased; and the sizes of the inner diameters of counter bores (d 4 in DIN3852 standard) of a main oil inlet, a main oil return port, an oil inlet and an oil return port in the prior art are designed according to the size of a B, E type column end in DIN3852 standard or other column end sizes, when the column end of a connector used by an oil inlet pipe or an oil return pipe of a pilot valve is not the column end model designed by the confluence flow dividing valve, the connector used by the oil inlet pipe or the oil return pipe needs to be replaced to the proper model.
In addition, the materials used by the current confluence and shunt valve are generally cast iron or steel materials, and electroplating is needed, which causes the problems of heavy weight of the valve block, environmental pollution and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems of large volume and high cost caused by the fact that the structural space of a valve block cannot be fully utilized in the prior art, and provides a confluence and flow dividing valve which has the characteristics of small volume and low cost.
In order to achieve the above purpose, the present invention provides a confluence diverter valve, which comprises a valve body, wherein a main oil inlet, a main oil return port, a plurality of oil outlets communicated with the main oil inlet, and a plurality of oil inlets communicated with the main oil return port are arranged on the valve body, a main oil inlet channel connected with the main oil inlet and a main oil return channel connected with the main oil return port are arranged in the valve body, each oil outlet is communicated with the main oil inlet channel through an oil outlet branch arranged in the valve body, each oil inlet is communicated with the main oil return channel through an oil inlet branch arranged in the valve body, the oil outlets are distributed on two side planes of a plane where the main oil inlet is located or on two side planes of the plane where the main oil inlet is located and on a plane where the main oil inlet is located, the oil inlets are distributed on two side planes of the plane where the main oil return port is located or on two side planes of the plane where the main oil return port is located and on a plane where the main oil return port is located, and on a main oil return port located, and a main oil return port is located, and a main oil return port and the plane opposite to the plane of the total oil return port.
Preferably, the main oil inlet, the main oil return opening, the oil outlet and the oil inlet are provided with counter bores.
Preferably, total oil feed passageway with the branch road of producing oil all establishes on the first horizontal plane, total oil return passageway with the oil feed branch road all establishes on the second horizontal plane, the first horizontal plane with the second horizontal plane is parallel to each other.
Preferably, the diameter of total oil inlet channel is greater than the diameter of oil outlet branch, the diameter of total oil return channel is greater than the diameter of oil inlet branch.
Preferably, the oil outlet branches distributed on two sides of the total oil inlet channel are mutually parallel and symmetrically distributed, and are also mutually vertical to the total oil inlet channel; the oil inlet branch circuits are distributed on two sides of the total oil return channel, are parallel to each other and symmetrically distributed, and are vertical to the total oil return channel.
Preferably, a fixing connection hole perpendicular to the first horizontal plane is formed in one surface of the valve body, and the fixing connection hole is a through hole or a threaded hole
Preferably, the material of the valve body is aluminum.
Preferably, the valve body is a square body.
Preferably, the fixed connection hole is four and is the symmetric distribution, the fixed connection hole is located total oil return channel's both sides, and is in the outside of outside branch road that produces oil, the fixed connection hole is located the orifice department of valve body upper surface is the counter bore.
Preferably, the number of the oil outlets is five, and the five oil outlets are respectively a first oil outlet and a second oil outlet which are positioned on the front side of the total oil inlet channel, a third oil outlet and a fourth oil outlet which are positioned on the rear side of the total oil inlet channel, and a fifth oil outlet which is opposite to the total oil inlet; the oil inlets are five and respectively include a first oil inlet and a second oil inlet which are positioned on the front side of the total oil return channel, a third oil inlet and a fourth oil inlet which are positioned on the rear side of the total oil return channel, and a fifth oil inlet which is opposite to the total oil return port.
Through the technical scheme, the oil outlets are distributed on the planes of two sides of the plane of the main oil inlet or the planes of two sides of the plane of the main oil inlet and the plane opposite to the plane of the main oil inlet, the oil inlets are distributed on the planes of two sides of the plane of the main oil return opening or the planes of two sides of the plane of the main oil return opening and the plane opposite to the plane of the main oil return opening, so that the more reasonable layout of the circulation channels for connecting the oil ports is in the inner space of the valve body, the inner space of the valve body is guaranteed to be fully and effectively utilized, the volume and the weight of the confluence flow dividing valve are effectively reduced, and the production cost of the confluence flow dividing valve is reduced.
Drawings
FIG. 1 is a front view of a converging-diverging valve according to one embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line C-C of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
fig. 4 is a top view of fig. 1.
Description of the reference numerals
The hydraulic control valve comprises a valve body 1, a main oil inlet 2, a first oil outlet 2a, a second oil outlet 2b, a third oil outlet 2c, a fourth oil outlet 2d, a fifth oil outlet 2e, a main oil return port 3, a first oil inlet 3a, a second oil inlet 3b, a third oil inlet 3c, a fourth oil inlet 3d, a fifth oil inlet 3e, a fixed connecting hole 4, a main oil inlet channel 5 and a main oil return channel 6.
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, the use of directional terms such as "upper, lower, left, right, front, and rear" generally means upper, lower, left, right, front, and rear as viewed in FIG. 1 of the drawings, unless specified to the contrary; "inner and outer" refer to the inner and outer contours of the respective component itself.
As shown in fig. 1-4, the utility model provides a confluence diverter valve, which comprises a valve body 1, wherein a main oil inlet 2 is arranged on the valve body 1, the oil-return valve comprises a main oil return port 3, a plurality of oil outlets communicated with a main oil inlet 2 and a plurality of oil inlets communicated with the main oil return port 3, a main oil inlet channel 5 connected with the main oil inlet 2 and a main oil return channel 6 connected with the main oil return port 3 are arranged in a valve body 1, each oil outlet is communicated with the main oil inlet channel 5 through an oil outlet branch arranged in the valve body 1, each oil inlet is communicated with the main oil return channel 6 through an oil inlet branch arranged in the valve body 1, the oil outlets are distributed on two side planes of a plane where the main oil inlet 2 is located or on two side planes of the plane where the main oil inlet 2 is located and a plane where the main oil inlet 2 is located, and the oil inlets are distributed on two side planes of the plane where the main oil return port 3 is located or two side planes of the plane where the main oil return port 3 is located and a plane where the main oil return port 3 is located.
According to the confluence flow divider valve, the oil outlets are distributed on the planes on two sides of the plane of the main oil inlet 2 or the planes on two sides of the plane of the main oil inlet 2 and the plane opposite to the plane of the main oil inlet 2, and the oil inlets are distributed on the planes on two sides of the plane of the main oil return opening 3 or the planes on two sides of the plane of the main oil return opening 3 and the plane opposite to the plane of the main oil return opening 3, so that the circulation channels connecting the oil openings are more reasonably distributed in the inner space of the valve body 1, the inner space of the valve body is fully and effectively utilized, the size and the weight of the confluence flow divider valve are effectively reduced, and the production cost of the confluence flow divider valve is reduced. It should be noted that the total oil inlet 2 is connected with a hydraulic source, and a plurality of oil outlets are respectively communicated with the oil inlet pipelines of the corresponding pilot valves through joints; a plurality of oil return pipelines of the pilot valve are respectively communicated with oil inlets of the confluence flow divider valves corresponding to the oil return pipelines through joints, and a total oil return port 3 is connected with a hydraulic source.
In order to meet the requirement of connectors with the same specification and size but different types of column ends connected with the oil ports, counter bores are arranged at the main oil inlet 2, the main oil return port 3, the oil outlet and the oil inlet. The inner diameters of the counter bores at the main oil inlet 2, the main oil return port 3 and the oil outlet and the oil inlet are designed according to the sizes of other oil port column ends in the DIN3852 standard. In the DIN3852 standard, the counterbore inner diameter d4 at the oil port of the same size has two sizes with reference to fig. 2, one for the smaller inner diameter of the B, E type column end and one for the larger inner diameter of the other type column end. The inner diameter d4 of the counter bore is designed according to the larger inner diameter suitable for other types of column ends, so that the counter bore can meet the size requirements of other types of column ends and B, E types of column ends, and the phenomenon that the joints need to be replaced temporarily in a working site due to different types of the column ends of the joints is avoided.
For the inside oil duct of more reasonable overall arrangement valve body 1 for hydraulic oil in the confluence flow divider flows more unblocked, guarantees the required oil pressure of pilot valve and flow, and total oil feed passageway 5 all establishes on first horizontal plane with the branch road that produces oil, and total oil return passageway 6 and oil feed branch road all establish on the second horizontal plane, and first horizontal plane and second horizontal plane are parallel to each other.
Wherein, for further guaranteeing the oil pressure and the flow of hydraulic oil, the diameter of total oil feed passageway 5 is greater than the diameter of the branch road of producing oil, and the diameter of total oil return passageway 6 is greater than the diameter of oil feed branch road. This ensures that the total oil inlet channel 5 and the total oil return channel 6 have a sufficient amount of hydraulic oil to supply the branch circuits communicating therewith.
The positional relationship between the oil outlet branch and the total oil inlet passage 5 and between the oil inlet branch and the total oil return passage 6 may be designed in various forms. Preferably, in order to facilitate the production and processing of the valve body 1 and further make full use of the internal structure of the valve body 1, as shown in fig. 2 and 3, the oil outlet branches distributed on both sides of the total oil inlet passage 5 are parallel to each other and symmetrically distributed, and are also perpendicular to the total oil inlet passage 5, and the oil inlet branches distributed on both sides of the total oil return passage 6 are parallel to each other and symmetrically distributed, and are also perpendicular to the total oil return passage 6. Therefore, when holes are machined, the positioning is easy, and each oil duct is machined more conveniently and quickly.
As shown in fig. 1, a fixing connection hole 4 perpendicular to a first horizontal plane is formed on one surface of the valve body 1, and the fixing connection hole 4 is a through hole or a threaded hole. The fixing attachment hole 4 is used to fix the valve body 1 in the use position. The screw holes are selected to be through holes or threaded holes according to the requirements of the use field.
In order to further reduce the weight of the confluence and diversion valve, the valve body 1 can be made of a light material, and the valve body is preferably made of aluminum. The valve body 1 is made of aluminum, and the weight is small. And the valve body processed by aluminum does not need electroplating, so that the valve body is more environment-friendly.
For the convenience of processing, the valve body 1 is preferably a square body.
The number and the positions of the fixing connection holes 4 are designed according to actual requirements. Preferably, as shown in fig. 2 and 3, the four fixing connection holes 4 are symmetrically distributed, the fixing connection holes 4 are located at two sides of the main oil return passage 6 and located at the outer side of the outermost oil outlet branch, and the hole of the fixing connection hole 4 located on the upper surface of the valve body 1 is a counter bore. Therefore, the fixed connecting hole 4 cannot interfere with the oil passage in the valve body 1, and the internal structure of the valve body 1 is further effectively utilized.
The number of the oil outlets and the oil inlets is set according to actual needs on site. As a specific embodiment, as shown in fig. 2, there are five oil outlets, which are respectively a first oil outlet 2a and a second oil outlet 2b located at the front side of the total oil inlet channel 5, a third oil outlet 2c and a fourth oil outlet 2d located at the rear side of the total oil inlet channel 5, and a fifth oil outlet 2e opposite to the total oil inlet 2; as shown in fig. 3, the number of the oil inlets is five, which are respectively a first oil inlet 3a and a second oil inlet 3b located at the front side of the main oil return passage 6, a third oil inlet 3c and a fourth oil inlet 3d located at the rear side of the main oil return passage 6, and a fifth oil inlet 3e opposite to the main oil return opening 3.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the utility model, many simple modifications can be made to the technical solution of the utility model. The utility model is not further described in relation to the various possible combinations. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.
Claims (10)
1. The utility model provides a confluence flow divider, includes valve body (1), be equipped with total oil inlet (2), total oil return (3) on valve body (1) and with a plurality of oil-outs of total oil inlet (2) intercommunication and with a plurality of oil inlets of total oil return (3) intercommunication, be equipped with in valve body (1) and connect total oil feed passageway (5) and the connection of total oil inlet (2) total oil return passageway (6) of total oil return (3), every the oil-out is all through setting up an oil outlet branch road in valve body (1) with total oil feed passageway (5) intercommunication, every the oil inlet is all through setting up an oil feed branch road in valve body (1) with total oil return passageway (6) intercommunication, its characterized in that: the oil outlet is distributed on planes on two sides of a plane where the main oil inlet (2) is located or planes on two sides of the plane where the main oil inlet (2) is located and planes opposite to the plane where the main oil inlet (2) is located, and the oil inlets are distributed on planes on two sides of the plane where the main oil return opening (3) is located or planes on two sides of the plane where the main oil return opening (3) is located and planes opposite to the plane where the main oil return opening (3) is located.
2. A converging-diverging valve according to claim 1, characterised in that: and counter bores are formed in the main oil inlet (2), the main oil return opening (3) and the oil outlet and the oil inlet.
3. A converging-diverging valve according to any one of claims 1-2, characterised in that: total oil feed passageway (5) with the branch road of producing oil all establishes on the first horizontal plane, total oil return passageway (6) with the oil feed branch road all establishes on the second horizontal plane, the first horizontal plane with the second horizontal plane is parallel to each other.
4. A converging-diverging valve according to claim 3, characterised in that: the diameter of the total oil inlet channel (5) is larger than that of the oil outlet branch, and the diameter of the total oil return channel (6) is larger than that of the oil inlet branch.
5. A converging-diverging valve according to claim 4, characterised in that: the oil outlet branches distributed on two sides of the total oil inlet channel (5) are mutually parallel and symmetrically distributed and are mutually vertical to the total oil inlet channel (5); the oil inlet branches distributed on two sides of the total oil return channel (6) are mutually parallel and symmetrically distributed, and are also mutually vertical to the total oil return channel (6).
6. A converging-diverging valve according to claim 5, characterised in that: a fixed connecting hole (4) perpendicular to the first horizontal plane is formed in one surface of the valve body (1), and the fixed connecting hole (4) is a through hole or a threaded hole.
7. A converging-diverging valve according to claim 6, characterised in that: the valve body (1) is made of aluminum.
8. A converging-diverging valve according to claim 7, characterised in that: the valve body (1) is a square body.
9. A converging-diverging valve according to claim 8, characterised in that: fixed connection hole (4) are four and are the symmetric distribution, fixed connection hole (4) are located the both sides of total oil return passageway (6), and are in the outside of outside branch road that produces oil, fixed connection hole (4) are located the orifice department of valve body (1) upper surface is the counter bore.
10. A converging-diverging valve according to claim 9, characterised in that: the number of the oil outlets is five, namely a first oil outlet (2a) and a second oil outlet (2b) which are positioned on the front side of the total oil inlet channel (5), a third oil outlet (2c) and a fourth oil outlet (2d) which are positioned on the rear side of the total oil inlet channel (5), and a fifth oil outlet (2e) opposite to the total oil inlet (2); the oil inlets are five, namely a first oil inlet (3a) and a second oil inlet (3b) which are positioned on the front side of the total oil return channel (6), a third oil inlet (3c) and a fourth oil inlet (3d) which are positioned on the rear side of the total oil return channel (6) and a fifth oil inlet (3e) which is opposite to the total oil return port (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122111810.2U CN216131166U (en) | 2021-09-02 | 2021-09-02 | Confluence flow divider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122111810.2U CN216131166U (en) | 2021-09-02 | 2021-09-02 | Confluence flow divider |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216131166U true CN216131166U (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122111810.2U Active CN216131166U (en) | 2021-09-02 | 2021-09-02 | Confluence flow divider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216131166U (en) |
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2021
- 2021-09-02 CN CN202122111810.2U patent/CN216131166U/en active Active
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