CN217518968U - Vehicle-mounted double-loop hydraulic power take-off system control valve block - Google Patents
Vehicle-mounted double-loop hydraulic power take-off system control valve block Download PDFInfo
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- CN217518968U CN217518968U CN202123380439.6U CN202123380439U CN217518968U CN 217518968 U CN217518968 U CN 217518968U CN 202123380439 U CN202123380439 U CN 202123380439U CN 217518968 U CN217518968 U CN 217518968U
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Abstract
The utility model provides a vehicle-mounted double-loop hydraulic power takeoff system control valve block, which relates to the technical field of vehicle-mounted water pump hydraulic power takeoff systems, and is provided with a valve block body, wherein three paths of oil supply oil ways are arranged on the valve block body, are respectively controlled by a solenoid valve and are provided with double hydraulic oil inlets; the two hydraulic oil paths are independently controlled and do not interfere with each other, so that two different hydraulic power requirements are met; the third hydraulic oil circuit is formed by converging the two hydraulic oil circuits, and can meet the requirement of high-flow hydraulic power equipment; the utility model also respectively arranges high-pressure overflow valves on two hydraulic oil paths, and automatically releases pressure when the pressure is too high, thereby preventing the system pressure from being too high; the hydraulic oil filter element is arranged on the valve block body, so that the hydraulic oil filter element is convenient to disassemble and assemble, the cleanness of the hydraulic oil is guaranteed, and the failure rate is reduced.
Description
Technical Field
The utility model relates to a technical field of on-vehicle water pump hydraulic pressure power take-off system, in particular to on-vehicle two return circuit hydraulic pressure power take-off system control valve piece.
Background
In each rainy season, the problems of ponding and traffic are probably the problems faced by each city, and in order to cope with urban waterlogging which may occur in rainy seasons, a mobile pump truck is required to perform pumping drainage operation on ponding points. The mobile pump truck needs to have the characteristics of normal operation under the conditions of long-term storage, lack of maintenance, harsh operating environment and the like, and also needs to meet the operation requirements of burstiness, urgency and diversity. A water pump arranged in the mobile pump truck uses hydraulic oil for power supply, and a hydraulic power takeoff system control valve block is an important component for controlling the pressure and oil outlet of an oil tank. The control valve block of the prior hydraulic power takeoff system is generally of a single circuit, namely an oil inlet and an oil outlet of oil equipment are arranged. When the hydraulic power demand of the oil equipment is various in sudden flood conditions, the single-loop valve block cannot meet the diversified oil demand at the same time, and the development of pumping and drainage operation is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model provides an on-vehicle two return circuits hydraulic pressure power takeoff system control valve piece can satisfy the hydraulic power demand of multiple difference, simple structure, the operation of being convenient for.
The utility model provides a vehicle-mounted double-loop hydraulic power takeoff system control valve block, which comprises a valve block body, and a first solenoid valve, a second solenoid valve and a third solenoid valve which are arranged on the valve block body, wherein the valve block body is provided with a first oil supply port, a second oil supply port, a first oil consumption equipment oil outlet, a first oil consumption equipment oil return port, a second oil consumption equipment oil outlet, a second oil consumption equipment oil return port, a third oil consumption equipment oil outlet, a third oil consumption equipment oil return port and an oil return tank port;
the oil return tank port is communicated with an oil return oil path, and the first oil consumption equipment oil return port, the second oil consumption equipment oil return port and the third oil consumption equipment oil return port are respectively communicated with the oil return oil path; the oil return oil way is communicated with the oil return tank;
the first oil supply port is communicated with a first oil inlet path, the first oil inlet path is respectively communicated with a first control branch and a first oil outlet branch, and the first oil outlet branch is communicated with an oil outlet of first oil consumption equipment; wherein the first solenoid valve is installed on the first control branch;
the second oil supply port is communicated with a second oil inlet path, the second oil inlet path is respectively communicated with a second control branch and a second oil outlet branch, and the second oil outlet branch is communicated with an oil outlet of second oil consumption equipment; wherein the second solenoid valve is installed on the second control branch;
the first control branch and the second control branch are communicated with a confluence branch after confluence, the confluence branch is respectively communicated with a third control branch and a third oil outlet branch, and the third oil outlet branch is communicated with an oil outlet of third oil utilization equipment; wherein the third solenoid valve is installed on the third control branch; and the third control branch is communicated with the oil return way.
The utility model adopts the duplex hydraulic oil pump to provide a hydraulic source and is provided with a double hydraulic oil inlet; the two hydraulic oil paths are respectively and independently controlled by the electromagnetic valves without mutual interference, and can meet two different hydraulic power requirements; the valve block body is internally provided with a confluence channel (namely a third confluence branch), and can meet the requirement of large-flow hydraulic power equipment.
In an optional embodiment, the fuel injection valve further comprises a first overflow valve and a second overflow valve which are installed on the valve block body, wherein the oil inlet end of the first overflow valve is communicated with the first oil inlet oil way, and the oil outlet of the first overflow valve is communicated with the oil return oil way; and the oil inlet end of the second overflow valve is communicated with the second oil inlet oil way, and the oil outlet of the second overflow valve is communicated with the oil return oil way.
The utility model discloses set up two high-pressure overflow valves on the valve block body, automatic pressure release when the pressure is too high prevents that system's pressure is too high, ensures the security and the reliability of system.
In an optional embodiment, the valve block body is further provided with a detachable hydraulic oil filter element at the first oil supply port and the second oil supply port. Set up the hydraulic oil filter core for hydraulic oil is cleaner, thereby reduces the fault rate of equipment.
In an optional implementation manner, an oil discharge port and an oil tank oil discharge port which are communicated with each other are further arranged on the valve block body, and the oil tank oil discharge port is communicated with the oil return tank.
In an optional embodiment, the set pressure of the first overflow valve and the set pressure of the second overflow valve are both 170 bar-175 bar.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic diagram of the right-side view structure of the present invention;
fig. 3 is a left side view structure diagram of the present invention;
fig. 4 is a schematic top view of the present invention;
fig. 5 is a schematic bottom view of the present invention;
fig. 6 is a schematic rear view of the present invention;
fig. 7 is a schematic structural diagram of the present invention.
In the figure: 11-a first consumer oil outlet; 12-a first oil consumer oil return port; 21-the second consumer oil outlet; 22-a second oil-using equipment oil return port; 31-a third-consumer oil outlet; 32-a third oil-using equipment oil return port; 41-oil discharge port; 42-oil tank oil discharge port; 51-a first solenoid valve; 52-a second solenoid valve; 53-third solenoid valve; 6-hydraulic oil filter element; 71-a first oil supply port; 72-a second oil supply port; 8-oil return tank port; 91-a first overflow valve; 92-a second relief valve; 100-a valve block body; 200-an oil return tank; y1-first oil inlet path; y11 — first control branch; y12-first oil outlet branch; y2-a second oil inlet path; y21 — second control branch; y22-second oil outlet branch; y3-bus branch; y31-third control branch; y32-third oil outlet branch; h1-oil return path.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
For the convenience of understanding this embodiment, it is right through the embodiment that the utility model discloses an on-vehicle two return circuit hydraulic power take-off system control valve piece introduces in detail below.
Referring to fig. 1 to 7, the present embodiment provides a control valve block of a vehicle-mounted dual-circuit hydraulic power take-off system, including a valve block body 100, and a first electromagnetic valve 51, a second electromagnetic valve 52, and a third electromagnetic valve 53 mounted on the valve block body 100, where the valve block body 100 is provided with a first oil supply port 71, a second oil supply port 72, a first oil consumption equipment oil outlet 11, a first oil consumption equipment oil return port 12, a second oil consumption equipment oil outlet 21, a second oil consumption equipment oil return port 22, a third oil consumption equipment oil outlet 31, a third oil consumption equipment oil return port 32, and an oil return tank port 8;
as shown in fig. 7, the oil return tank port 8 communicates with an oil return path H1, and the first oil-using equipment oil return port 12, the second oil-using equipment oil return port 22, and the third oil-using equipment oil return port 32 communicate with an oil return path H1, respectively; the oil return path H1 is communicated with the oil return tank 200;
as shown in fig. 7, the first oil supply port 71 is communicated with a first oil inlet path Y1, the first oil inlet path Y1 is respectively communicated with a first control branch Y11 and a first oil outlet branch Y12, and the first oil outlet branch Y12 is communicated with the first oil outlet 11 of the oil-using equipment; wherein the first solenoid valve 51 is mounted on the first control branch Y11;
as shown in fig. 7, the second oil supply port 72 is communicated with a second oil inlet path Y2, the second oil inlet path Y2 is respectively communicated with a second control branch Y21 and a second oil outlet branch Y22, and the second oil outlet branch Y22 is communicated with the second oil outlet 21; wherein the second solenoid valve 52 is installed on the second control branch Y22;
as shown in fig. 7, the first control branch Y11 and the second control branch Y21 are communicated with a confluence branch Y3 after confluence, the confluence branch Y3 is respectively communicated with a third control branch Y31 and a third oil outlet branch Y32, and the third oil outlet branch Y32 is communicated with the third oil-using apparatus oil outlet 31; wherein the third solenoid valve 53 is installed on the third control branch Y31; the third control branch Y31 is communicated with the oil return path H1.
Specifically, as shown in fig. 1 to 6, the valve block body 100 is a six-view diagram. As shown in fig. 1, a first oil consumption equipment oil outlet 11, a first oil consumption equipment oil return port 12, a second oil consumption equipment oil outlet 21, a second oil consumption equipment oil return port 22, a third oil consumption equipment oil outlet 31, a third oil consumption equipment oil return port 32 and an oil discharge port 41 are all arranged on the front surface of the valve block body 100. As shown in fig. 3, the oil return port 8 is provided on the left side surface of the valve block body 100.
As shown in fig. 6, the first solenoid valve 51, the second solenoid valve 52, and the third solenoid valve 53 are all provided on the back surface of the valve block body 100, and as shown in fig. 2, the first oil supply port 71 and the second oil supply port 72 are on the right side surface of the valve block body 100. The pipe threads of the first oil supply port 71, the second oil supply port 72, the first oil consumption equipment oil outlet 11, the first oil consumption equipment oil return port 12, the second oil consumption equipment oil outlet 21 and the second oil consumption equipment oil return port 22 are G1/2, and the pipe threads of the third oil consumption equipment oil outlet 31 and the third oil consumption equipment oil return port 32 are G3/4.
Fig. 7 is a schematic diagram illustrating connection of an internal structure of the valve block body 100, and in fig. 7, two independent hydraulic oil paths are provided, where the first oil supply port 71 is an oil supply port of a hydraulic oil path and is communicated with the first oil inlet path Y1; the second oil supply port 72 is an oil supply port of the other hydraulic oil passage, and communicates with the second oil inlet passage Y2. The first electromagnetic valve 51 is located on the first control branch Y11, the first electromagnetic valve 51 is always on, when oil supply is needed, the first electromagnetic valve 51 is closed, and then the first oil outlet branch Y12 supplies oil and discharges oil from the first oil outlet 11 of the oil consumer. The first oil-consuming-equipment oil return port 12 is used for returning the hydraulic oil flowing out of the oil-consuming equipment to the oil return tank 200.
Similarly, the second electromagnetic valve 52 is located on the second control branch Y21, the second electromagnetic valve 52 is always on, when oil supply is needed, the second electromagnetic valve 52 is closed, and then the second oil outlet branch Y22 supplies oil and discharges oil from the second oil outlet 21 of the oil user. The second oil consumption equipment oil return port 22 is used for returning the hydraulic oil in the oil consumption equipment to the oil return tank 200.
Similarly, the third electromagnetic valve 53 is located on the third control branch Y31 and is always conducted, when the oil consumption equipment needs hydraulic power with a large flow rate, the third electromagnetic valve 53 is closed, and the first electromagnetic valve 51 and the second electromagnetic valve 52 are in an open state, so that the oil of the two oil supply ports can be converged to the confluence branch Y3 and flows to the hydraulic power demand equipment with a large flow rate from the third oil outlet branch Y32. And connecting the high-flow hydraulic power demand equipment with the oil outlet 31 of the third oil consumption equipment in advance. Likewise, the third utility return 32 is used for the return flow of hydraulic oil in the high flow hydraulic power demand utility.
In the embodiment, a duplex hydraulic oil pump is adopted to provide a hydraulic source and is provided with double hydraulic oil inlets; the two hydraulic oil paths are independently controlled and do not interfere with each other, so that two different hydraulic power requirements are met; the valve block body 100 is internally provided with a confluence channel, so that the use requirement of large-flow hydraulic power demand equipment is met.
Preferably, the hydraulic control valve further comprises a first overflow valve 91 and a second overflow valve 92 which are mounted on the valve block body 100, an oil inlet end of the first overflow valve 91 is communicated with the first oil inlet path Y1, and an oil outlet of the first overflow valve 91 is communicated with the oil return path H1; the oil inlet end of the second overflow valve 92 is communicated with the second oil inlet oil path, and the oil outlet of the second overflow valve 92 is communicated with the oil return path H1.
Preferably, the set pressures of first relief valve 91 and second relief valve 92 are both 170bar to 175 bar.
Here, as shown in fig. 7, the first relief valve 91 is connected between the first oil inlet passage Y1 and the oil return passage H1, and when the pressure of the branch is greater than 170bar, the first relief valve 91 opens, and hydraulic oil flows from the branch to the oil return passage H1 to flow into the oil return tank 200. Similarly, the second relief valve 92 is connected between the second oil inlet passage and the oil return passage H1, and when the pressure of the branch is greater than 170bar, the second relief valve 92 opens, and the hydraulic oil flows from the branch to the oil return passage H1, and thus flows into the oil return tank 200.
This embodiment is equipped with two high-pressure overflow valves on valve block body 100, and automatic pressure release when the pressure is too high prevents that system's pressure is too high, ensures the security and the reliability of system.
Preferably, as shown in fig. 6, the valve block body 100 is further provided with a detachable hydraulic oil filter element 6 at the first oil supply port 71 and the second oil supply port 72.
Here, the hydraulic oil filter element 6 can filter the hydraulic oil flowing out from the first oil supply port 71 and the second oil supply port 72, so that the cleanness of the hydraulic oil is ensured, and the failure rate is reduced. The device is detachable and convenient to disassemble, assemble and replace.
Further, as shown in fig. 1, 3 and 7, an oil discharge port 41 and an oil tank oil discharge port 42 which are communicated with each other are further provided on the valve block body 100, and the oil tank oil discharge port 42 is communicated with the oil return tank 200.
Specifically, as shown in fig. 7, the oil return tank port 8, the oil discharge port 41 and the oil tank oil discharge port 42 are all disposed on the valve block body 100, and the oil return tank port 8 and the oil tank oil discharge port 42 are all communicated with the oil passage port on the oil return tank 200. The oil discharge port 41 is communicated with the oil tank oil discharge port 42. Wherein, the pipe thread of the oil discharge port 41 and the oil tank discharge port 42 is G1/4, and the pipe thread of the oil return tank port 8 is G3/4.
In conclusion, the double-hydraulic oil pump is adopted in the embodiment, a hydraulic source is provided, and the double-hydraulic oil pump is provided with double hydraulic oil inlets; the two hydraulic oil paths of the hydraulic power system are independently controlled and do not interfere with each other, so that two different hydraulic power requirements are met; a confluence channel is arranged in the valve block body 100, so that equipment with large flow hydraulic power requirement is met; two high-pressure overflow valves are arranged on the valve block body 100, and the pressure is automatically released when the pressure is too high, so that the pressure of a system is prevented from being too high; the hydraulic oil filter element 6 is mounted on the valve block body 100, so that the valve block is convenient to disassemble and assemble, the cleanness of hydraulic oil is guaranteed, and the failure rate is reduced.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. A control valve block of a vehicle-mounted double-loop hydraulic power takeoff system is characterized by comprising a valve block body, and a first electromagnetic valve, a second electromagnetic valve and a third electromagnetic valve which are arranged on the valve block body, wherein a first oil supply port, a second oil supply port, a first oil consumption equipment oil outlet, a first oil consumption equipment oil return port, a second oil consumption equipment oil outlet, a second oil consumption equipment oil return port, a third oil consumption equipment oil outlet, a third oil consumption equipment oil return port and an oil return tank port are formed in the valve block body;
the oil return tank port is communicated with an oil return oil path, and the first oil consumption equipment oil return port, the second oil consumption equipment oil return port and the third oil consumption equipment oil return port are respectively communicated with the oil return oil path; the oil return oil way is communicated with the oil return tank;
the first oil supply port is communicated with a first oil inlet path, the first oil inlet path is respectively communicated with a first control branch and a first oil outlet branch, and the first oil outlet branch is communicated with an oil outlet of first oil utilization equipment; wherein the first solenoid valve is installed on the first control branch;
the second oil supply port is communicated with a second oil inlet path, the second oil inlet path is respectively communicated with a second control branch and a second oil outlet branch, and the second oil outlet branch is communicated with an oil outlet of second oil consumption equipment; wherein the second solenoid valve is installed on the second control branch;
the first control branch and the second control branch are communicated with a confluence branch after confluence, the confluence branch is respectively communicated with a third control branch and a third oil outlet branch, and the third oil outlet branch is communicated with an oil outlet of third oil utilization equipment; wherein the third solenoid valve is installed on the third control branch; and the third control branch is communicated with the oil return way.
2. The vehicle-mounted double-loop hydraulic power takeoff system control valve block as claimed in claim 1, further comprising a first overflow valve and a second overflow valve which are mounted on the valve block body, wherein an oil inlet end of the first overflow valve is communicated with the first oil inlet passage, and an oil outlet of the first overflow valve is communicated with the oil return passage; and the oil inlet end of the second overflow valve is communicated with the second oil inlet oil way, and the oil outlet of the second overflow valve is communicated with the oil return oil way.
3. The vehicle-mounted double-circuit hydraulic power takeoff system control valve block as claimed in claim 1, wherein a detachable hydraulic oil filter element is further mounted at the first oil supply port and the second oil supply port of the valve block body.
4. The vehicle-mounted double-circuit hydraulic power take-off system control valve block as claimed in claim 1, wherein an oil discharge port and an oil tank oil discharge port which are communicated with each other are further arranged on the valve block body, and the oil tank oil discharge port is communicated with the oil return tank.
5. The vehicle-mounted double-circuit hydraulic power take-off system control valve block as claimed in claim 2, wherein the set pressure of the first overflow valve and the set pressure of the second overflow valve are both 170 bar-175 bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123380439.6U CN217518968U (en) | 2021-12-30 | 2021-12-30 | Vehicle-mounted double-loop hydraulic power take-off system control valve block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123380439.6U CN217518968U (en) | 2021-12-30 | 2021-12-30 | Vehicle-mounted double-loop hydraulic power take-off system control valve block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217518968U true CN217518968U (en) | 2022-09-30 |
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ID=83368631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123380439.6U Active CN217518968U (en) | 2021-12-30 | 2021-12-30 | Vehicle-mounted double-loop hydraulic power take-off system control valve block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217518968U (en) |
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2021
- 2021-12-30 CN CN202123380439.6U patent/CN217518968U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 301600 No. 1, No. 13, Emma Road, South District, Jinghai Economic Development Zone, Jinghai District, Tianjin Patentee after: Hanergy (Tianjin) emergency equipment Co.,Ltd. Address before: Shuangkou Industrial Zone, Shuangkou Town, Beichen District, Tianjin 300401 Patentee before: HANON (TIANJIN) INDUSTRIAL PUMP CO.,LTD. |
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| CP03 | Change of name, title or address |