CN111396387A

CN111396387A - Valve body with integrated structure

Info

Publication number: CN111396387A
Application number: CN202010308995.3A
Authority: CN
Inventors: 唐万刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-19
Filing date: 2020-04-19
Publication date: 2020-07-10

Abstract

The invention discloses a valve body with an integrated structure, which comprises a valve body, wherein the valve body is provided with an A surface, a B surface, a C surface, a D surface, an E surface and an F surface, mounting holes are arranged on three support legs in a penetrating manner, a first valve rod hole and a second valve rod hole are arranged on the valve body in a penetrating manner, the A surface is also provided with a plug hole, the plug hole is respectively communicated with the first valve rod hole and the second valve rod hole through internal oil passages, the B surface is respectively provided with an A1 working port, a B1 working hole, a T oil return hole and a main safety valve hole, the E surface is provided with an A2 working port and a B2 working hole, the peripheries of the first valve rod hole and the second valve rod hole at the C surface and the D surface are respectively provided with a pair of first thread mounting holes, and the F surface is provided with an auxiliary oil port and an oil inlet. The valve body is cast, the oil duct and the valve hole are cast to reserve blank holes, the space of the valve body is reduced, the valve body is high in integration level, meanwhile, the valve body is convenient to process and position, and manpower and resources are greatly saved.

Description

Valve body with integrated structure

Technical Field

The invention relates to the technical field of hydraulic valves, in particular to a valve body with an integrated structure.

Background

The hydraulic valve is an automatic element operated by pressure oil, is controlled by the pressure oil of a distribution valve, is usually combined with an electromagnetic distribution valve for use, and can be used for remotely controlling the connection and disconnection of oil, gas and water pipeline systems of hydropower stations. It is commonly used for oil circuits of clamping, controlling, lubricating and the like. The direct-acting type and the pilot type are divided into a multi-purpose pilot type. The control method can be divided into manual, electric control and hydraulic control. The flow is regulated by regulating the area of the throttle opening between the valve core and the valve body and the local resistance generated by the throttle opening, so that the movement speed of the actuating element is controlled. The multi-way valve with an integrated structure in the prior art has a complex structure, and occupies a large space at the arrangement positions of an oil way and oil ports, so that the multi-way valve is inconvenient to use.

Disclosure of Invention

The invention aims to provide a valve body with an integrated structure, which solves the problems that the structure of a multi-way valve with the integrated structure in the prior art is complex, and the arrangement positions of an oil way and oil ports occupy positions, so that the multi-way valve is inconvenient to use.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an integrated configuration's valve body, includes the valve body, be provided with A face, B face, C face, D face, E face, F face on the valve body, be provided with the landing leg on the A face, the landing leg is six, runs through on the three landing leg wherein and is provided with the mounting hole, it is provided with first valve rod hole, second valve rod hole to link up on the valve body, the A face still is provided with the plug hole, the plug hole link up through inside oil duct with first valve rod hole, second valve rod hole respectively, the B face is provided with A1 work port, B1 work hole, T oil gallery, main safe valve opening respectively, be provided with A2 work port, B2 work hole on the E face, the periphery in first valve rod hole of C face, D face position, second valve rod hole all is provided with a pair of first screw thread mounting hole, be provided with supplementary hydraulic fluid port, oil inlet on the F face.

Preferably, the diameters of the first valve rod hole and the second valve rod hole are the same, and the first valve rod hole and the second valve rod hole are arranged on the same straight line.

Preferably, the number of the plug holes is four, and the plug holes are used for sand blasting and sand cleaning channels during machining.

Preferably, safety valve connecting holes are formed in the side surfaces of the A1 working port and the B1 working hole.

Preferably, the A2 working port and the B2 working hole are in the same direction as the safety valve connecting hole.

Preferably, at least one group of screw connecting holes are formed in the peripheries of the A1 working port, the B1 working hole, the T oil return hole, the A2 working port, the B2 working hole, the oil inlet and the auxiliary oil port.

Compared with the prior art, the invention has the following beneficial effects:

the valve body is cast, the oil duct and the valve hole are cast to reserve blank holes, integral casting is adopted, the space of the valve body is reduced, meanwhile, the outer shape of the valve body is of a structure close to a cube, positioning is convenient during machining, the machining surfaces can be mutually positioned, so that the valve body is very convenient during machining, machining can be performed by adopting simple positioning and fixing, and manpower and material resources are saved. The oil ports are reasonably arranged on a plurality of surfaces, so that people can conveniently connect pipelines. The valve body is high in integration level, convenient to machine and position and capable of greatly saving manpower and resources.

Drawings

FIG. 1 is a view of a blank structure of the A-side of a valve body of an integrated structure according to the present invention;

FIG. 2 is a D-face blank structure view of a valve body of an integrated structure according to the present invention;

FIG. 3 is a view of the A-side of the valve body of an integrated structure according to the present invention after machining;

FIG. 4 is a view of the side B of the valve body of an integrated structure according to the present invention;

FIG. 5 is a block diagram of the E-face machining of an integrally constructed valve body of the present invention;

FIG. 6 is a cross-sectional view M-M of FIG. 2 of an integrally constructed valve body of the present invention;

FIG. 7 is a block diagram of the D-side of a valve body of an integrated structure of the present invention;

fig. 8 is a structural view of the F-face of a valve body of an integrated structure of the present invention.

In the figure: the hydraulic control valve comprises supporting legs 1, mounting holes 2, a first valve rod hole 3, a second valve rod hole 4, a plug hole 5, an A1 working port 6, a B1 working hole 7, a T oil return hole 8, an A2 working port 9, a B2 working hole 10, a safety valve connecting hole 11, a main safety valve hole 12, a first thread mounting hole 13, an oil inlet 14, an auxiliary oil port 15 and a screw connecting hole 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, a valve body with an integrated structure comprises a valve body, wherein a surface a, a surface B, a surface C, a surface D, a surface E and a surface F are arranged on the valve body and are of a structure close to a cube, a surface a is provided with supporting legs 1, six supporting legs 1 are installed in a point contact mode during installation, so that installation stability can be guaranteed, installation holes 2 are arranged on three supporting legs 1 in a penetrating manner, the installation holes 2 are used for penetrating through a screw to be connected and fixed, a first valve rod hole 3 and a second valve rod hole 4 are arranged on the valve body in a penetrating manner, and a group of valve rod holes are arranged on one valve body, so that two groups of reversing functions can be formed at the same time; the surface A is also provided with a plug hole 5, the plug hole 5 is respectively communicated with the first valve rod hole 3 and the second valve rod hole 4 through internal oil ducts, and the plug hole 5 can be used as a sand cleaning and blasting hole during processing and also used as a detection hole, so that the whole valve body can be conveniently processed and checked; the B face is provided with A1 working port 6 respectively, B1 working hole 7, T oil gallery 8, main safety valve hole 12, be provided with A2 working port 9 on the E face, B2 working hole 10, the C face, the first valve rod hole of D face position 3, the periphery of second valve rod hole 4 all is provided with a pair of first screw thread mounting hole 13, be provided with supplementary hydraulic fluid port 15 on the F face, oil inlet 14, set up the hydraulic fluid port through reasonable and make things convenient for people's connecting line at a plurality of faces.

Further, the diameters of the first valve rod hole 3 and the second valve rod hole 4 are the same, and the first valve rod hole 3 and the second valve rod hole 4 are arranged on the same straight line.

Further, the number of the plug holes 5 is four, and the plug holes 5 are used for sand blasting and sand removing channels during machining.

Further, safety valve connecting holes 11 are formed in the side surfaces of the A1 working port 6 and the B1 working hole 7, and the safety valves are arranged on the side surfaces and installed at the positions so as to prevent the safety valves from being damaged or damaged by external force.

Further, the a2 work port 9 and the B2 work hole 10 are in the same direction as the relief valve connection hole 11.

Further, at least one group of screw connecting holes 16 are arranged on the peripheries of the A1 working port 6, the B1 working hole 7, the T oil return hole 8, the A2 working port 9, the B2 working hole 10, the oil inlet 14 and the auxiliary oil port 15 and used for connecting an oil pipe through a flange.

A processing method of a valve body with an integrated structure comprises the following steps:

step 1: casting and sand cleaning, and sand blasting to remove bonded sand; cleaning up the cast sticky sand and sticky sand;

step 2: milling a surface A and a surface B of a large plane on the back surface; the roughness after processing is 3.2;

and step 3: drilling three mounting holes 2 to ensure the size of each position; two mounting holes 2 are hinged for positioning;

and 4, step 4: positioning one surface and two pins, and milling a C surface and a D surface; the roughness after processing is 3.2;

and 5: positioning one surface and two pins, and milling an E surface and an F surface;

step 6: drilling two safety valve connecting holes 11;

and 7: processing a main safety valve hole 12;

and 8: processing four screw plugging holes 5 on the surface A;

and step 9: drilling and expanding a first valve rod hole 3 and a second valve rod hole 4;

step 10: processing and tapping the screw connecting hole 16 and the first thread mounting hole 13;

step 11: the roughness of the first valve rod hole 3 and the second valve rod hole 4 is ensured to be 0.8 by rough and fine reaming;

step 12: grinding and processing the planes of the oil ports to ensure that the roughness is 0.8; the roughness of 0.8 can play a good role in sealing during connection, and the flange connection is carried out by matching with a sealing ring, so that oil leakage can be prevented;

step 13: cleaning, coating antirust oil and warehousing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an integrated configuration's valve body, includes the valve body, be provided with A face, B face, C face, D face, E face, F face on the valve body, its characterized in that: the surface A is provided with six supporting legs (1), wherein mounting holes (2) are arranged on three supporting legs (1) in a penetrating way, a first valve rod hole (3) and a second valve rod hole (4) are arranged on the valve body in a penetrating way, the surface A is also provided with a screw plug hole (5), the screw plug hole (5) is respectively communicated with the first valve rod hole (3) and the second valve rod hole (4) through an internal oil duct, the surface B is respectively provided with an A1 working port (6), a B1 working hole (7), a T oil return hole (8) and a main safety valve hole (12), the surface E is provided with an A2 working port (9) and a B2 working hole (10), the periphery of the first valve rod hole (3) and the second valve rod hole (4) in the C surface and the D surface are respectively provided with a pair of first threaded mounting holes (13), and the F surface is provided with an auxiliary oil port (15) and an oil inlet (14).

2. An integrally constructed valve body as claimed in claim 1, wherein: the diameters of the first valve rod hole (3) and the second valve rod hole (4) are the same, and the first valve rod hole (3) and the second valve rod hole (4) are arranged on the same straight line.

3. An integrally constructed valve body as claimed in claim 1, wherein: the number of the screw blocking holes (5) is four, and the screw blocking holes (5) are used for sand blasting and sand cleaning channels during machining.

4. An integrally constructed valve body as claimed in claim 1, wherein: and safety valve connecting holes (11) are formed in the side surfaces of the A1 working port (6) and the B1 working hole (7).

5. An integrally constructed valve body as claimed in claim 1, wherein: the directions of the A2 working port (9) and the B2 working hole (10) and the safety valve connecting hole (11) are the same.

6. An integrally constructed valve body as claimed in claim 1, wherein: the working port A1 (6), the working hole B1 (7), the oil return hole T (8), the working port A2 (9), the working hole B2 (10), the oil inlet (14) and the auxiliary oil port (15) are all provided with at least one group of screw connecting holes (16) at the periphery.