CN220204804U - Middle-dragging three-way electric control valve block - Google Patents
Middle-dragging three-way electric control valve block Download PDFInfo
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- CN220204804U CN220204804U CN202321996697.3U CN202321996697U CN220204804U CN 220204804 U CN220204804 U CN 220204804U CN 202321996697 U CN202321996697 U CN 202321996697U CN 220204804 U CN220204804 U CN 220204804U
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- 230000001174 ascending effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 abstract description 5
- 230000003068 static effect Effects 0.000 abstract description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 38
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a well drags three routes automatically controlled valve piece, relates to automatically controlled valve piece technical field, including the valve piece body, is equipped with No. one valve port, no. two valve ports, no. three valve ports, no. four valve ports and No. eight valve ports on one of them lateral wall of valve piece body, has seted up No. five valve ports, no. six valve ports and No. seven valve ports on the other relative lateral wall of valve piece body. The utility model solves the problems of easy occurrence of car holding and heating when the gear pump has larger flow when the valve block in the prior art is used; in practical application, when a client receives a single-acting oil cylinder, the problem of oil return and vehicle holding is solved; and when the static sedimentation value is abnormal, whether the quality of the oil cylinder is a problem or a problem of a hydraulic control system is difficult to judge.
Description
Technical Field
The utility model relates to the technical field of electric control valve blocks, in particular to a middle-pulling three-way electric control valve block.
Background
The hydraulic oil way control valve block is an aggregate for gathering the dispersed hydraulic oil ways, and is simply a block for controlling the work of hydraulic oil.
The utility model discloses a patent of publication number CN215672948U among the prior art, including the control valve piece body, first cartridge valve, second cartridge valve and third cartridge valve have been set gradually to the side of control valve piece body, the third cartridge valve just is provided with the fourth cartridge valve to the side, be provided with oil tank connecting line and gear pump connecting line on the control valve piece body, oil tank connecting line is linked together with the gear pump connecting line, and oil tank connecting line is located on the adjacent side of first cartridge valve and is located near the adjacent side of first cartridge valve, second cartridge valve, third cartridge valve and fourth cartridge valve all are linked together with the gear pump connecting line. The utility model has a large number of oil-way pipelines, and is convenient for operators to operate.
The prior art, including the above patents, has also gradually revealed the disadvantages of this technology with use, mainly in the following aspects:
when the flow of the first gear pump and the flow of the gear pump are large, the phenomena of holding down the car and heating are easy to generate.
Secondly, in practical application, when a customer receives a single-acting oil cylinder, the problem of oil return and vehicle holding exists.
Thirdly, when the static sedimentation value is abnormal, whether the static sedimentation value is a quality problem of the oil cylinder or a hydraulic control system problem is difficult to judge.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model solves the problems of easy occurrence of car holding and heating when the gear pump has larger flow when the valve block in the prior art is used; in practical application, when a client receives a single-acting oil cylinder, the problem of oil return and vehicle holding is solved; and when the static sedimentation value is abnormal, whether the quality of the oil cylinder is a problem or a problem of a hydraulic control system is difficult to judge.
In order to solve the problems, the utility model provides the following technical scheme:
the middle-pulling three-way electric control valve block comprises a valve block body, wherein one side wall of the valve block body is provided with a first valve port, a second valve port, a third valve port, a fourth valve port and a eighth valve port,
a valve port No. five, a valve port No. six and a valve port No. seven are arranged on the other opposite side wall of the valve block body,
the opposite end walls of the valve block body are provided with oil inlet holes and oil return holes which are arranged in a penetrating way,
the oil inlet is communicated with the first valve port, the second valve port, the third valve port and the seventh valve port,
the oil return hole is communicated with the second valve port, the third valve port, the fifth valve port, the sixth valve port, the seventh valve port and the eighth valve port.
As an optimized scheme, one side wall of the valve block body is also provided with a pressure sensor connecting port communicated with the oil inlet.
As an optimized scheme, one side wall of the valve block body is also provided with a temperature sensor connecting port.
As an optimized scheme, the upper end part of the valve block body is also provided with a three-way three-position four-way electromagnetic valve interface, a two-way three-position four-way electromagnetic valve interface and a three-way three-position four-way electromagnetic valve interface in parallel.
As an optimized scheme, the other opposite side wall of the valve block body is provided with one path of hydraulic output interface, two paths of hydraulic output interfaces and three paths of hydraulic output interfaces which are corresponding to each other.
As an optimized scheme, a lifting oil cylinder descending interface and a lifting oil cylinder ascending interface are formed at the lower end part of the valve block body.
As an optimized scheme, the descending interface of the lifting oil cylinder is communicated with the third valve port.
As an optimized scheme, the lifting oil cylinder lifting interface is communicated with the first valve port, the fourth valve port and the fifth valve port.
As an optimized scheme, the valve port No. six is also communicated with the valve port No. four.
As an optimized scheme, the valve port No. eight is also communicated with the two paths of hydraulic output interfaces.
As an optimized scheme, the oil inlet hole and the oil return hole are respectively communicated with the one-way three-position four-way electromagnetic valve interface, the two-way three-position four-way electromagnetic valve interface and the three-way three-position four-way electromagnetic valve interface.
As an optimized scheme, the lower end part of the valve block body is also provided with four valve block fixing threaded holes in parallel.
As an optimized scheme, hoisting holes are respectively formed in the positions, close to the end walls, of the upper end parts of the valve block body.
As an optimized scheme, the lifting oil cylinder lifting interface is externally connected with a manual stop valve.
Compared with the prior art, the utility model has the beneficial effects that:
the second cartridge valve is replaced by a large-flow valve, so that the phenomena of vehicle holding and heating caused by large flow of the gear pump are solved;
the eight cartridge valve is added, so that the problem of oil return and car holding when a client receives a single-acting oil cylinder in actual application is solved;
the manual stop valve is additionally arranged on the lifting interface of the oil cylinder, and when the static sedimentation value is abnormal, the manual stop valve is closed, so that the quality problem of the oil cylinder or the problem of a hydraulic control system can be judged.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic view of three sides of a valve block body according to the present utility model;
FIG. 2 is a schematic view of the structure of the other three surfaces of the valve block body of the present utility model;
fig. 3 is a schematic view of the hydraulic principle of the present utility model.
In the figure: 1-valve port number one; a valve port No. 2; 3-valve port III; valve port number 4-four; valve port number 5-five; 6-valve port number six; 7-valve port number seven; valve ports 8-eight; 9-an oil inlet hole; 10-oil return holes; 11-a temperature sensor connection port; 12-a pressure sensor connection port; 13-one path of hydraulic output interface; 14-two-way hydraulic output interfaces; 15-three paths of hydraulic output interfaces; 16-lifting the oil cylinder descending interface; 17-lifting cylinder lifting interface; 18-lifting holes; 19-valve block fixing threaded holes; 20-valve block body; 21-one-way three-position four-way electromagnetic valve interface; 22-two-way three-position four-way electromagnetic valve interface; 23-three-way three-position four-way electromagnetic valve interface.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
As shown in fig. 1 to 3, the middle-drawn three-way electric control valve block comprises a valve block body 20, wherein one side wall of the valve block body 20 is provided with a first valve port 1, a second valve port 2, a third valve port 3, a fourth valve port 4 and an eighth valve port 8,
a valve port No. 5, a valve port No. 6 and a valve port No. 7 are arranged on the other opposite side wall of the valve block body 20,
the oil inlet hole 9 and the oil return hole 10 which are arranged in a penetrating way are arranged on the opposite end walls of the valve block body 20, and according to the use habit of a user, the oil inlet hole 9 and the oil return hole 10 at one end are blocked when the valve block is used, and only the other end is reserved.
The oil inlet hole 9 is communicated with the first valve port 1, the second valve port 2, the third valve port 3 and the seventh valve port 7,
the oil return hole 10 is communicated with the second valve port 2, the third valve port 3, the fifth valve port 5, the sixth valve port 6, the seventh valve port 7 and the eighth valve port 8.
One side wall of the valve block body 20 is also provided with a pressure sensor connecting port 12 communicated with the oil inlet hole 9.
One side wall of the valve block body 20 is also provided with a temperature sensor connection port 11.
The upper end of the valve block body 20 is also provided with a three-way three-position four-way electromagnetic valve interface 21, a two-way three-position four-way electromagnetic valve interface 22 and a three-way three-position four-way electromagnetic valve interface 23 in parallel.
The other opposite side wall of the valve block body 20 is provided with a corresponding one-way hydraulic output interface 13, a corresponding two-way hydraulic output interface 14 and a corresponding three-way hydraulic output interface 15.
The lower end of the valve block body 20 is provided with a lifting cylinder descending interface 16 and a lifting cylinder ascending interface 17.
The lifting cylinder descending interface 16 is communicated with the third valve port 3.
The lifting cylinder lifting interface 17 is communicated with the first valve port 1, the fourth valve port 4 and the fifth valve port 5.
The valve port No. 6 is also communicated with the valve port No. 4.
The valve port 8 is also communicated with a two-way hydraulic output interface 14.
The oil inlet hole 9 and the oil return hole 10 are respectively communicated with a three-way three-position four-way electromagnetic valve interface 21, a two-way three-position four-way electromagnetic valve interface 22 and a three-way three-position four-way electromagnetic valve interface 23.
The lower end of the valve block body 20 is also provided with four valve block fixing threaded holes 19 in parallel.
The upper end of the valve block body 20 is provided with lifting holes 18 near the end wall.
A manual stop valve is connected to the outside of the lifting cylinder lifting interface 17.
Wherein the valve body connected with the valve port 1 is a two-position two-way inserted electromagnetic valve;
wherein the valve body connected with the second valve port 2 is a two-position two-way inserted electromagnetic valve;
wherein the valve body connected with the third valve port 3 is a two-position three-way plug-in electromagnetic valve;
the valve body connected with the fourth valve port 4 is a two-position two-way inserted electromagnetic valve;
the valve body connected with the fifth valve port 5 is a high-pressure relief valve;
the valve body connected with the valve port No. 6 is an adjustable throttle valve;
wherein the valve body connected with the seventh valve port 7 is an overflow valve;
wherein the valve body connected with the valve port No. 8 is an adjustable throttle valve.
Through increasing a plurality of valve ports, the oil path channel of the valve block is increased, so that the convenience of using the valve block is improved.
The control valve block is connected with the operation equipment through a plurality of valve ports, so that the valve block is convenient to use.
As shown in fig. 3, the device has the functions of being realized;
1. lifting function: the first valve and the second valve are electrified;
2. stopping function: all valves are not charged;
3. strong function of lowering: 2. the third valve and the fourth valve are electrified;
4. floating function: the fourth valve is electrified;
5. damping protection for large farm machinery: opening pressure 20Mpa;
6. system operating pressure: opening pressure 18Mpa;
7. and (3) lowering speed adjustment: manually adjusting a valve number six;
8. no. eight throttle valve: the second hydraulic output is changed to a single-acting output.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (10)
1. The middle-pulling three-way electric control valve block is characterized in that: comprises a valve block body (20), wherein one side wall of the valve block body (20) is provided with a first valve port (1), a second valve port (2), a third valve port (3), a fourth valve port (4) and a eighth valve port (8),
a valve port No. 5, a valve port No. 6 and a valve port No. 7 are arranged on the other opposite side wall of the valve block body 20,
an oil inlet hole (9) and an oil return hole (10) which are arranged in a penetrating way are arranged on the opposite end walls of the valve block body (20),
the oil inlet hole (9) is communicated with the first valve port (1), the second valve port (2), the third valve port (3) and the seventh valve port (7),
the oil return hole (10) is communicated with the second valve port (2), the third valve port (3), the fifth valve port (5), the sixth valve port (6), the seventh valve port (7) and the eighth valve port (8).
2. The mid-drag three-way electronically controlled valve block of claim 1, wherein: one side wall of the valve block body (20) is also provided with a pressure sensor connecting port (12) communicated with the oil inlet hole (9).
3. The mid-drag three-way electronically controlled valve block of claim 1, wherein: one side wall of the valve block body (20) is also provided with a temperature sensor connecting port (11).
4. The mid-drag three-way electronically controlled valve block of claim 1, wherein: the upper end part of the valve block body (20) is also provided with a three-way three-position four-way electromagnetic valve interface (21), a two-way three-position four-way electromagnetic valve interface (22) and a three-way three-position four-way electromagnetic valve interface (23) in parallel.
5. The mid-drag three-way electronically controlled valve block of claim 4, wherein: the other opposite side wall of the valve block body (20) is provided with a corresponding one-way hydraulic output interface (13), two-way hydraulic output interfaces (14) and three-way hydraulic output interfaces (15).
6. The mid-drag three-way electronically controlled valve block of claim 1, wherein: the lower end part of the valve block body (20) is provided with a lifting oil cylinder descending interface (16) and a lifting oil cylinder ascending interface (17).
7. The mid-drag three-way electronically controlled valve block of claim 6, wherein: the lifting oil cylinder descending interface (16) is communicated with the third valve port (3).
8. The mid-drag three-way electronically controlled valve block of claim 6, wherein: the lifting oil cylinder lifting interface (17) is communicated with the first valve port (1), the fourth valve port (4) and the fifth valve port (5).
9. The mid-drag three-way electronically controlled valve block of claim 1, wherein: the valve port No. six (6) is also communicated with the valve port No. four (4).
10. The mid-drag three-way electronically controlled valve block of claim 5, wherein: the valve port No. 8 is also communicated with the two paths of hydraulic output interfaces 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321996697.3U CN220204804U (en) | 2023-07-27 | 2023-07-27 | Middle-dragging three-way electric control valve block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321996697.3U CN220204804U (en) | 2023-07-27 | 2023-07-27 | Middle-dragging three-way electric control valve block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220204804U true CN220204804U (en) | 2023-12-19 |
Family
ID=89150298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321996697.3U Active CN220204804U (en) | 2023-07-27 | 2023-07-27 | Middle-dragging three-way electric control valve block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220204804U (en) |
-
2023
- 2023-07-27 CN CN202321996697.3U patent/CN220204804U/en active Active
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