CN209370532U - A kind of valve block for three-position four-way electromagnetic directional valve - Google Patents
A kind of valve block for three-position four-way electromagnetic directional valve Download PDFInfo
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- CN209370532U CN209370532U CN201920091602.0U CN201920091602U CN209370532U CN 209370532 U CN209370532 U CN 209370532U CN 201920091602 U CN201920091602 U CN 201920091602U CN 209370532 U CN209370532 U CN 209370532U
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- 239000012530 fluid Substances 0.000 claims abstract 2
- 239000000446 fuel Substances 0.000 abstract 2
- 239000003921 oil Substances 0.000 description 104
- 238000009434 installation Methods 0.000 description 7
- 239000010720 hydraulic oil Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Valve Housings (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The utility model relates to hydraulic control systems, more particularly to a kind of valve block for three-position four-way electromagnetic directional valve, there are four hydraulic fluid ports for three-position four-way electromagnetic directional valve, respectively oil inlet (9), the first oil outlet (10), the second oil outlet (11) and drain tap (12), valve block include shell, valve block main aperture (1), fuel feed hole (2), oil outlet and oil leak hole (5)；The shell is cuboid, and the upper side of the shell is top mounting surface, and a pair of opposite side is main mounting surface and the first working face respectively；Its excess-three face of shell is respectively the second working face, third working face and the 4th working face；When assembling, the first oil outlet (3) and the second oil outlet (4) of valve block are corresponding with the first oil outlet (10) of three-position four-way electromagnetic directional valve or the second oil outlet (11) respectively to be arranged；The fuel feed hole (2) of valve block arrangement corresponding with oil inlet (9) of three-position four-way electromagnetic directional valve；The oil leak hole (5) of valve block arrangement corresponding with drain tap (12) of three-position four-way electromagnetic directional valve.
Description
Technical Field
The utility model relates to a hydraulic control system especially relates to a valve block that is used for tribit four-way solenoid directional valve.
Background
At present, various control systems widely use electromagnetic valves and are required to be capable of quickly responding to input signals.
The valve block design for the three-position four-way electromagnetic directional valve applied to the current engineering mostly adopts the form of assembling a valve block main body and a valve block seat, and the valve block is designed into two parts: one part plays a role in introducing and leading out working media, the other part plays a role in fixing the valve body, and the two parts are connected together through a fixing screw. The existing design has the defects of long oil passage, abrupt change of direction of the oil passage, easy leakage of working medium, complex processing technology, high processing cost and high requirement on working environment. These disadvantages result in increased on-way and local head loss of the working medium during flow, increased flow pulsations, susceptibility to contamination, and susceptibility to loss. The defects cause that the response speed of the existing electromagnetic directional valve is reduced, so that the performance index of the control system cannot reach the optimum, and the control performance of the control system is greatly weakened.
Chinese patent 201520629440.3 provides a functional valve block assembly, but the valve block is designed in a form of assembling a valve block main body and a valve block seat, and although the basic function can be exerted in the system, it has the disadvantages of too long oil passage, abrupt change of direction and easy leakage, and needs to be improved.
Disclosure of Invention
An object of the utility model is to provide a can realize quick response's a valve piece that is used for tribit four-way solenoid directional valve, its simple structure, easily processing, easy to maintain, easy frock, inside oil duct short and straight, hydraulic oil let out leakage quantity little, system energy loss little, can effectively improve control system's response speed, processing convenience, form and position tolerance is little, strong adaptability can be applied to various hydraulic control systems who require quick response.
The utility model aims at realizing through the following technical scheme:
a valve block for a three-position four-way electromagnetic reversing valve is provided with four oil ports which are respectively an oil inlet 9, a first oil outlet 10, a second oil outlet 11 and an oil drainage port 12, and comprises a shell, a valve block main hole 1, an oil inlet 2, an oil outlet and an oil drainage hole 5; wherein,
the shell is a cuboid, the upper surface of the shell is an upper mounting surface, and a pair of opposite side surfaces are respectively a main mounting surface and a first working surface; the other three surfaces of the shell are respectively a second working surface, a third working surface and a fourth working surface;
the valve block main hole 1 is formed in the middle of a main mounting surface of the shell, the valve block main hole 1 extends horizontally from the main mounting surface of the shell to the interior of the valve block, and a certain distance is reserved between the inner end of the valve block main hole 1 and a first working surface;
the oil drain hole 5 is formed in a first working surface of the shell, and the oil drain hole 5 extends from the first working surface to the interior of the valve block to the valve block main hole 1 and is communicated with the valve block main hole 1;
the oil outlet holes comprise a first oil outlet hole 3 and a second oil outlet hole 4;
the oil inlet hole 2, the first oil outlet hole 3 and the second oil outlet hole 4 are respectively positioned on one working surface of a second working surface, a third working surface and a fourth working surface of the shell;
the oil inlet hole 2 extends from the working surface to the interior of the valve block to the main hole 1 of the valve block and is communicated with the main hole 1 of the valve block;
the first oil outlet hole 3 and the second oil outlet hole 4 extend to the valve block main hole 1 from the working faces where the first oil outlet hole and the second oil outlet hole are located to the interior of the valve block and are communicated with the valve block main hole 1;
during assembly, the first oil outlet hole 3 and the second oil outlet hole 4 of the valve block are respectively arranged corresponding to the first oil outlet 10 or the second oil outlet 11 of the three-position four-way electromagnetic directional valve; an oil inlet hole 2 of the valve block is arranged corresponding to an oil inlet 9 of the three-position four-way electromagnetic directional valve; and an oil drainage hole 5 of the valve block is arranged corresponding to an oil drainage port 12 of the three-position four-way electromagnetic directional valve.
The valve further comprises mounting holes, wherein the mounting holes comprise a valve mounting hole 6, a first valve block mounting hole 7 and a second valve block mounting hole 8; the valve mounting hole 6 is arranged on the main mounting surface of the valve block; the first valve block mounting hole 7 and the second valve block mounting hole 8 are provided on the upper mounting surface of the valve block.
The beneficial effects of the utility model reside in that:
1. according to the structural characteristics and the working process of the three-position four-way electromagnetic directional valve, the valve block is designed into an integral type by combining with the actual working requirement. The electromagnetic valve is used for solving the problem of slow response of the electromagnetic valve caused by overlong and bending of the oil passage of the valve block. Simultaneously, consider that the processing degree of difficulty of combination formula valve block is big, the technological property is poor, and the degree of difficulty of especially processing the long and thin oil duct of valve block base is very big, the utility model discloses a processing degree of difficulty has been simplified greatly to the processing method of short straight hole is opened to the multiaspect.
2. Simple structure, easily processing, easy to maintain, easily frock: the utility model provides a valve block for tribit cross solenoid directional valve, valve block outward appearance wholly are the cuboid, and wherein five faces are the working face, and the one side is the installation face, and the hole of each working face is drilling. The screw thread of joint department is nimble changeable, can process according to the hydraulic system who chooses for use.
3. The internal oil passage is short and straight, the leakage amount of hydraulic oil is small, and the energy loss of the system is small.
4. The response speed of the control system can be effectively improved.
5. The hydraulic control system has the advantages of convenient processing, small form and position tolerance and strong adaptability, and can be applied to various hydraulic control systems requiring quick response.
Drawings
Fig. 1 is a schematic structural diagram of a valve block for a three-position four-way electromagnetic directional valve according to the present invention;
fig. 2 is an installation schematic diagram of the valve block for the three-position four-way electromagnetic directional valve of the present invention.
Reference numerals:
1 valve block main hole 2 oil inlet hole
3 first oil outlet hole and 4 second oil outlet holes
5 oil drainage hole and 6 valve mounting holes
7 first valve block mounting hole 8 second valve block mounting hole
9 oil inlet 10 first oil outlet
11 second oil outlet and 12 oil drain port
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples.
The utility model discloses a valve block for tribit four-way solenoid directional valve is used for cooperating with tribit four-way solenoid directional valve. As shown in fig. 2, the three-position four-way electromagnetic directional valve has four oil ports, which are respectively an oil inlet 9, a first oil outlet 10, a second oil outlet 11 and an oil drain port 12.
As shown in figure 1, the utility model discloses a valve block for tribit four-way solenoid directional valve includes casing, valve block owner hole 1, inlet port 2, oil outlet, draining hole 5 and mounting hole.
The casing is the cuboid, the upper portion face of casing is upper portion installation face, and a pair of opposite side is main installation face and first working face respectively. The other three surfaces of the shell are respectively a second working surface, a third working surface and a fourth working surface.
The mounting holes include a valve mounting hole 6, a first valve block mounting hole 7, and a second valve block mounting hole 8. The valve mounting hole 6 is arranged on the main mounting surface of the valve block and used for fixing the three-position four-way electromagnetic reversing valve; the first valve block mounting hole 7 and the second valve block mounting hole 8 are provided on the upper mounting surface of the valve block, and the valve block is fixed to the system valve seat by screw connection.
Valve piece owner hole 1 establishes at the main installation face middle part of casing, valve piece owner hole 1 is extended towards the inside level of valve piece by the main installation face of casing, has certain distance between the inner of valve piece owner hole 1 and the first working face. When the three-position four-way electromagnetic reversing valve works, the valve block main hole 1 is inserted into the valve block, and the oil drain port 12 of the three-position four-way electromagnetic reversing valve is positioned on the inner side of the valve block main hole 1.
And the oil drainage hole 5 is formed in the first working surface of the shell, and the oil drainage hole 5 extends from the first working surface to the valve block main hole 1 towards the interior of the valve block and is communicated with the valve block main hole 1. The oil drainage hole 5 is used for being connected into an oil tank through a pipe joint in a threaded manner, hydraulic oil leaked in the system is led back to the oil tank, and therefore the environment is prevented from being polluted and unnecessary waste is prevented.
The oil outlet hole includes a first oil outlet hole 3 and a second oil outlet hole 4.
The oil inlet hole 2, the first oil outlet hole 3 and the second oil outlet hole 4 are respectively positioned on one working surface of the second working surface, the third working surface and the fourth working surface of the shell.
The oil inlet hole 2 extends from the working surface to the interior of the valve block to the main hole 1 of the valve block and is communicated with the main hole 1 of the valve block. The oil inlet hole 2 is connected into a hydraulic pump or a high-pressure oil way through a pipe joint in a threaded manner, and high-pressure oil is introduced into the valve block.
The first oil outlet hole 3 and the second oil outlet hole 4 extend to the valve block main hole 1 from the working face where the first oil outlet hole and the second oil outlet hole are located to the inside of the valve block and are communicated with the valve block main hole 1. The oil outlet is used for connecting a next-stage oil circuit or a working machine. The first oil outlet hole 3 and the second oil outlet hole 4 are connected to different oil passages through pipe joints in a threaded manner, and high-pressure oil controlled by the electromagnetic valve is introduced into a next-stage oil passage or an oil inlet hole of the working machine, so that the control effect of the electromagnetic valve is realized.
The utility model discloses a different working faces are located to inlet port 2 and the oil outlet of valve piece. The design improves the strength of the valve block and makes full use of the shape characteristics of the valve block.
During assembly, the first oil outlet hole 3 and the second oil outlet hole 4 of the valve block are respectively arranged corresponding to the first oil outlet 10 or the second oil outlet 11 of the three-position four-way electromagnetic directional valve; an oil inlet hole 2 of the valve block is arranged corresponding to an oil inlet 9 of the three-position four-way electromagnetic directional valve; and an oil drainage hole 5 of the valve block is arranged corresponding to an oil drainage port 12 of the three-position four-way electromagnetic directional valve.
The inlet port 2, first oil outlet 3, second oil outlet 4 and the draining hole 5 of valve block all adopt the mode of drilling, and are short straight hole, and the outer end macropore can be designed according to the relevant joint specification of hydraulic system to be applicable to various hydraulic system.
The utility model discloses a working process:
the three-position four-way electromagnetic directional valve is inserted into the valve block from a main hole 1 of the valve block, and an oil drain port 12 of the three-position four-way electromagnetic directional valve is positioned on the inner side of the main hole 1 of the valve block. When the hydraulic control valve works, hydraulic oil enters from the oil inlet hole 2 of the valve block, enters the valve body through the oil inlet 9 of the three-position four-way electromagnetic directional valve, then flows out from the first oil outlet hole 3 or the second oil outlet hole 4 of the valve block through the first oil outlet 10 or the second oil outlet 11 of the three-position four-way electromagnetic directional valve, and leaked hydraulic oil flows back to the oil tank through the oil drainage port 12 of the three-position four-way electromagnetic directional valve and the oil drainage hole 5 of the valve block.
The oil inlet hole 2, the first oil outlet hole 3, the second oil outlet hole 4 and the oil drainage hole 5 are all drilled and are short straight holes, and the outer end large hole can be designed according to the relevant joint specification of a hydraulic system so as to be suitable for various hydraulic systems.
Can process out the screw thread of various models in the macropore to be applicable to various hydraulic system's joint, in a preferred embodiment, the utility model discloses successful access lisi hydraulic system to accomplish corresponding control function, embodied excellent performance index.
In addition, the utility model discloses the oil duct that still considers that each hydraulic control system's designer adopted connects differently, adopts nimble design, does not do unified size regulation to the joint hole on the valve block, and the user can redesign according to the demand of oneself.
The utility model discloses can be applied to the hydraulic control system who requires the response rapidly and have tribit four-way solenoid directional valve, like the installation of the machine oil control valve among the variable gas distribution system of car.
Claims (2)
1. The utility model provides a valve block for tribit four-way solenoid directional valve, tribit four-way solenoid directional valve has four hydraulic fluid ports, is oil inlet (9), first oil-out (10), second oil-out (11) and draining port (12) respectively, its characterized in that: the valve block comprises a shell, a valve block main hole (1), an oil inlet hole (2), an oil outlet hole and an oil drainage hole (5); wherein,
the shell is a cuboid, the upper surface of the shell is an upper mounting surface, and a pair of opposite side surfaces are respectively a main mounting surface and a first working surface; the other three surfaces of the shell are respectively a second working surface, a third working surface and a fourth working surface;
the valve block main hole (1) is formed in the middle of a main mounting surface of the shell, the valve block main hole (1) horizontally extends from the main mounting surface of the shell to the interior of the valve block, and a certain distance is reserved between the inner end of the valve block main hole (1) and the first working surface;
the oil drainage hole (5) is formed in a first working surface of the shell, the oil drainage hole (5) extends from the first working surface to the interior of the valve block to the valve block main hole (1) and is communicated with the valve block main hole (1);
the oil outlet holes comprise a first oil outlet hole (3) and a second oil outlet hole (4);
the oil inlet hole (2), the first oil outlet hole (3) and the second oil outlet hole (4) are respectively positioned on one working surface of a second working surface, a third working surface and a fourth working surface of the shell;
the oil inlet hole (2) extends to the valve block main hole (1) from the working surface where the oil inlet hole is located to the interior of the valve block and is communicated with the valve block main hole (1);
the first oil outlet hole (3) and the second oil outlet hole (4) extend to the valve block main hole (1) from the working surface where the first oil outlet hole and the second oil outlet hole are located to the interior of the valve block and are communicated with the valve block main hole (1);
during assembly, a first oil outlet hole (3) and a second oil outlet hole (4) of the valve block are respectively arranged corresponding to a first oil outlet (10) or a second oil outlet (11) of the three-position four-way electromagnetic directional valve; an oil inlet hole (2) of the valve block is arranged corresponding to an oil inlet (9) of the three-position four-way electromagnetic directional valve; an oil drain hole (5) of the valve block is arranged corresponding to an oil drain port (12) of the three-position four-way electromagnetic directional valve.
2. The valve block for a three-position, four-way electromagnetic directional valve as set forth in claim 1, wherein: the valve mounting structure further comprises mounting holes, wherein the mounting holes comprise a valve mounting hole (6), a first valve block mounting hole (7) and a second valve block mounting hole (8); the valve mounting hole (6) is arranged on the main mounting surface of the valve block; the first valve block mounting hole (7) and the second valve block mounting hole (8) are provided on the upper mounting surface of the valve block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920091602.0U CN209370532U (en) | 2019-01-21 | 2019-01-21 | A kind of valve block for three-position four-way electromagnetic directional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920091602.0U CN209370532U (en) | 2019-01-21 | 2019-01-21 | A kind of valve block for three-position four-way electromagnetic directional valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209370532U true CN209370532U (en) | 2019-09-10 |
Family
ID=67826003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920091602.0U Active CN209370532U (en) | 2019-01-21 | 2019-01-21 | A kind of valve block for three-position four-way electromagnetic directional valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209370532U (en) |
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2019
- 2019-01-21 CN CN201920091602.0U patent/CN209370532U/en active Active
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