CN218347657U - Oil system and engineering machine - Google Patents

Abstract

The utility model provides a fluid system and engineering machine tool, wherein, the fluid system includes: the liquid storage tank is used for storing oil liquid; the pump body is communicated with the liquid storage tank and is used for driving oil liquid; fluid detects the piece, and the entry that fluid detected the piece is linked together with the export of the pump body, and the export and the liquid reserve tank of fluid detection piece are linked together.

Description

Oil system and engineering machine

Technical Field

The utility model relates to an engineering machine tool technical field particularly, relates to a fluid system and engineering machine tool.

Background

In the correlation technique, the sensor is placed in gear oil or hydraulic oil to be detected, the operation of parts is complex, secondary pollution can be caused in the mounting and dismounting process, and the detection accuracy cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

To this end, the utility model discloses a first aspect provides a fluid system.

The second aspect of the utility model provides an engineering machine.

In view of this, the first aspect of the present invention provides a fluid system, including: the liquid storage tank is used for storing oil liquid; the pump body is communicated with the liquid storage tank and is used for driving oil liquid; the fluid detects the piece, and the entry that fluid detected the piece is linked together with the export of the pump body, and the export and the liquid reserve tank of fluid detection piece are linked together.

The utility model provides a fluid system can be used for engineering machine tool, specifically, the fluid system can be for engineering machine tool's hydraulic drive system for provide drive power for engineering machine tool through drive hydraulic oil, in order to realize engineering machine tool's correlation function. Or, the oil system can also provide a system for lubricating oil of the engineering machinery, and the lubricating oil is circulated at relevant positions such as gears of the engineering machinery by providing driving force for the lubricating oil, so that the lubrication of the relevant positions of the engineering machinery is realized, the abrasion is reduced, and the stable and continuous operation of the engineering machinery is ensured.

Further, the fluid system includes the liquid reserve tank and the pump body, wherein the liquid reserve tank is used for saving fluid, in order to guarantee that fluid can stabilize the supply that lasts, correspondingly, the body is used for providing drive power to the fluid in the liquid reserve tank, thereby realize the removal of fluid, in order to make fluid can carry to the relevant position, in the continuous operation in-process of the pump body, fluid in the liquid reserve tank can circulate in the fluid system, also be the fluid exports the relevant position to the fluid system from the liquid reserve tank, and after realizing relevant function, flow back to the liquid reserve tank again, accomplish fluid circulation, thereby realized the continuous stable operation process of fluid system.

Further, the fluid system still includes the fluid detection piece, through the setting of fluid detection piece, can realize detecting the quality of the fluid in the fluid system, for example, particulate matter content in the fluid, the water content in the fluid, fluid temperature isoparametric, thereby can confirm the fluid quality, when the fluid quality descends, the staff can in time clean or change fluid, and then avoid the fluid system to operate under the condition that fluid has received the pollution, also avoid because the pollution of fluid leads to the fluid system component jamming to appear, the phenomenon that became invalid and then lead to engineering machine tool trouble to shut down appears.

Further, the inlet of the oil liquid detection piece is communicated with the outlet of the pump body, and the outlet of the oil liquid detection piece is communicated with the liquid storage tank. When the pump body operates, can drive the fluid in the liquid storage tank to the fluid detection piece, at the in-process that fluid flows through the fluid detection piece, the fluid detection piece can directly detect the quality of fluid, and fluid after the detection flows back to the liquid storage tank from the export of fluid detection piece, accomplishes a fluid circulation.

It can be understood that, in the process of pump body operation, not only can carry fluid to in the fluid detection piece, still can drive fluid simultaneously and circulate between other positions of fluid system and liquid reserve tank, in order to guarantee that the fluid system can be the relevant function of engineering machine real image, in the in-process of fluid system operation, fluid still circulates between fluid detection piece and liquid reserve tank simultaneously, and, the liquid reserve tank that the fluid detection piece communicates and other positions of fluid system communicate is same liquid reserve tank, thereby guarantee that the fluid detection piece can detect the working fluid in the fluid system, also realized carrying out real-time supervision to the quality of fluid at the in-process of fluid system work through the fluid detection piece, thereby make the staff can in time acquire the fluid quality condition at the in-process of fluid system operation, and then in time change fluid when the fluid quality can't satisfy engineering machine normal operating, avoid the fluid system to operate under the condition that fluid appears the pollution, guarantee to avoid engineering machine to break down, guarantee engineering machine to wash stable operation.

The utility model provides a fluid system through the setting of the liquid reserve tank and the pump body, can realize providing drive power through the pump body to the fluid in the liquid reserve tank, realizes the fluid and lasts stable circulation in the fluid system, and then guarantees that the engineering machine tool that the fluid system used can last stable operation. Further, through the setting of fluid detection piece, and be linked together the entry of fluid detection piece and the export of the pump body, the export that fluid detection will is linked together with the liquid reserve tank, can be in the operation of fluid system continuous stability, with fluid continuous cycle between fluid detection piece and liquid reserve tank, also realized carrying out real-time supervision to the quality of fluid at the in-process of fluid system work through fluid detection piece, the accuracy of fluid quality detection has been guaranteed, and make the staff in time acquire the fluid quality condition at the in-process of fluid system operation, and then in time changing fluid when the fluid quality can't satisfy engineering machine normal operating, avoid the fluid system to move under the condition that fluid appears the pollution, guarantee to avoid engineering machine to break down, guarantee engineering machine washes the steady operation.

In addition, according to the utility model provides an among the above-mentioned technical scheme fluid system can also have following additional technical characteristics:

in the above technical solution, further, the oil system further includes: and one end of the flow control piece is communicated with the oil liquid detection piece, and the other end of the flow control piece is communicated with the liquid storage tank.

In this technical scheme, the fluid system can also include the flow control spare, and the flow control spare can control the flow of the fluid that flows through the durian controller. Specifically, the one end of flow control spare is linked together with the export of fluid detection spare, and the other end is linked together with the liquid reserve tank, promptly, under the drive of the pump body, fluid can flow through fluid detection spare at first, detects the quality of fluid through fluid detection spare, and fluid after the detection flows out from fluid detection spare, flows to flow control spare, at last flows back to in the liquid reserve tank. At the in-process that has the liquid circulation, through controlling flow control spare, can realize controlling the fluid flow of fluid detection spare of flowing through, can avoid the too big fluid to cause the impact to fluid detection spare to avoid fluid detection spare life to descend, can also avoid the flow undersize to lead to fluid detection spare to accurately detect the quality parameter of fluid simultaneously, also guaranteed the detection accuracy of fluid detection spare promptly.

In any of the above solutions, further, the flow control member includes a throttle valve.

In the technical scheme, the flow control part can be a throttle valve, and a worker can manually adjust the throttle valve so as to adjust the oil flow passing through the throttle valve.

In any of the above technical solutions, further, the oil system further includes: the controller is electrically connected with the oil liquid detection piece and the pump body respectively; wherein, the controller can be according to the testing result control pump body of fluid detection spare and shut down.

In the technical scheme, the oil system can further comprise a controller, and the controller is electrically connected with the oil detection piece, so that the controller can acquire the oil quality parameters detected by the oil detection piece. Meanwhile, the controller is electrically connected with the pump body, so that the controller can control the operation of the pump body.

Specifically, the controller can be according to the operation of the testing result control pump body of fluid detection spare, and the operation of the fluid quality parameter that also the controller detected according to fluid detection spare is to the pump body is controlled promptly. When the oil liquid detection piece detects that the oil liquid is polluted, and the quality of the oil liquid cannot meet the requirement of normal operation of the engineering machinery, the controller can immediately control the pump body to stop working, so that the phenomenon that the oil liquid system is blocked by elements and loses efficacy due to the polluted oil liquid, and further the engineering machinery is in fault shutdown is effectively avoided.

In any of the above technical solutions, further, the oil system further includes: the alarm is electrically connected with the controller; the controller can control the alarm to operate according to the detection result of the oil liquid detection piece.

In this technical scheme, the fluid system still includes the alarm, through the setting of alarm, can realize sending alarm information under the condition that the fluid quality descends and can't satisfy engineering machine tool normal operating, indicates the staff through alarm information to make the staff can change fluid in time.

Further, the alarm can be connected with the controller electricity, detects when fluid detection spare and can't satisfy the normal operating of engineering machine tool to fluid quality, and the controller receives the fluid quality parameter that fluid detection spare detected to judge that fluid quality can't satisfy the normal operating of engineering machine tool, at this moment, the controller can control the alarm immediately and send alarm information, indicates.

In any of the above technical solutions, further, the oil system further includes: the display is electrically connected with the controller; the controller can control the display to show the testing result of fluid detection spare.

In this technical scheme, the fluid system can also include the display, through the setting of display, can realize showing fluid quality parameter in real time to the staff looks over the quality parameter of fluid, thereby makes the quality monitoring of fluid system operation in-process more directly perceived, has further made things convenient for the control of staff to the fluid system.

Furthermore, the display can be electrically connected with the controller, so that the controller can directly control the display to display the oil quality parameters on the display after receiving the oil quality parameters detected by the oil detection part.

In any of the above technical solutions, further, the oil system further includes: a valve body assembly, the valve body assembly comprising: the inlet is communicated with the outlet of the pump body; the first outlet is respectively communicated with the inlet and the oil liquid detection piece; and the pressure reducer is respectively communicated with the inlet and the first outlet.

In this technical scheme, fluid system can also include the valve body subassembly, and the valve body subassembly can be connected with the export of the pump body to can control the fluid circulation condition in pump body exit through the valve body subassembly, and then control the holistic fluid circulation volume of fluid system.

Further, the valve body assembly comprises an inlet, the inlet of the valve body assembly is communicated with an outlet of the pump body, and when the pump body operates, oil can be driven to enter the inlet of the valve body assembly. Further, the valve body assembly further comprises a first outlet, the first outlet is communicated with the oil detection piece, namely, oil can enter the oil detection piece from the first outlet of the valve body assembly after entering from the inlet of the valve body assembly, and therefore the oil quality is detected.

Further, between valve body assembly's entry and first export, valve body assembly still includes the pressure reducer to make fluid can flow through the first export entering fluid detection piece of pressure reducer rethread valve body assembly. Through the setting of pressure reducer, can control the pressure of fluid to avoid getting into the too big fluid pressure that causes of fluid pressure power that fluid detected the piece and detect the piece and damage, guarantee that fluid detects the piece and can last steady operation.

In any of the above technical solutions, further, the valve body assembly further includes a plurality of second outlets, and the plurality of second outlets communicate with the inlet; the oil system further comprises a plurality of executing parts, one ends of the executing parts are respectively communicated with the second outlets, and the other ends of the executing parts are communicated with the liquid storage tank.

In this technical scheme, the valve body subassembly still includes a plurality of second export, and a plurality of second exports all are linked together with the entry of valve body subassembly. Correspondingly, the oil system further comprises a plurality of executing parts, one ends of the executing parts are communicated with the second outlets, and the other ends of the executing parts are communicated with the liquid storage tank. It can be understood that the execution part is used for executing related functions under the driving of oil, for example, the execution part can be a hydraulic oil cylinder, and when oil flows through the hydraulic oil cylinder, the hydraulic rod can be driven to stretch out and draw back, thereby realizing related driving functions, and simultaneously, the other end of the hydraulic oil cylinder is communicated with the liquid storage tank, so as to ensure the circulation of the oil.

In any of the above technical solutions, further, the oil system further includes: one end of the conveying pipeline is communicated with the liquid storage tank; and the inlet of the oil liquid detection piece is communicated with the other end of the conveying pipeline through the quick-connection-peg.

In this technical scheme, all be linked together through pipeline between fluid detection piece and body and with the flow control piece, simultaneously, can be provided with quick connector at pipeline's tip, can be linked together through quick connector between fluid detection piece and the pipeline.

Through the setting of quick connector, can realize the high-speed joint between fluid detection piece and the pipeline to, when fluid detection piece and pipeline disconnection, quick connector can directly seal pipeline, avoids the fluid in the pipeline excessive.

According to the utility model discloses a second aspect provides an engineering machine tool, include: the oil system according to any one of the above aspects.

The utility model provides an engineering machine tool, because of included the fluid system of any one in the above-mentioned technical scheme, consequently, this engineering machine tool has included whole beneficial effect of above-mentioned fluid system, no longer gives unnecessary details here.

Specifically, the working machine may include a shearer or a heading machine, or the like.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a schematic structural diagram of an oil system according to an embodiment of the present invention.

Wherein, the corresponding relationship between the reference numbers and the component names in fig. 1 is:

100 oil system, 102 reservoir, 104 oil detection part, 106 flow control part, 108 controller, 110 display, 112 valve body component, 114 transmission pipeline and 116 quick connector.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

An oil system and a construction machine according to some embodiments of the present invention are described below with reference to fig. 1.

According to a first aspect of the present invention, as shown in fig. 1, an embodiment of the present invention provides an oil system 100, including a liquid storage tank 102, wherein the liquid storage tank 102 is used for storing oil; a pump body (not shown in the figure) which is communicated with the liquid storage tank 102 and is used for driving the oil liquid; the oil system 100 further includes an oil detection element 104, an inlet of the oil detection element 104 is communicated with an outlet of the pump body, and an outlet of the oil detection element 104 is communicated with the reservoir 102.

The utility model provides a fluid system 100 can be used for engineering machine tool, specifically, fluid system 100 can be engineering machine tool's hydraulic drive system for provide drive power for engineering machine tool through drive hydraulic oil, in order to realize engineering machine tool's relevant function. Or, the oil system 100 may also provide a system for lubricating oil of the engineering machine, so as to provide a driving force for the lubricating oil, so that the lubricating oil circulates at relevant positions such as gears of the engineering machine, so as to lubricate the relevant positions of the engineering machine, reduce wear, and ensure stable and continuous operation of the engineering machine.

Further, fluid system 100 includes the liquid reserve tank 102 and the pump body, wherein the liquid reserve tank 102 is used for saving fluid, in order to guarantee the stable supply that lasts of fluid, correspondingly, the body is arranged in providing drive power to the fluid in the liquid reserve tank 102, thereby realize the removal of fluid, so that fluid can be carried to the relevant position, in the continuous operation in-process of the pump body, fluid in the liquid reserve tank 102 can circulate in fluid system 100, also be that fluid exports the relevant position to fluid system 100 from the liquid reserve tank 102, and after realizing relevant function, flow back to the liquid reserve tank 102 again, accomplish the fluid circulation, thereby realized that fluid system 100 lasts stable operation process.

Further, fluid system 100 still includes fluid detection piece 104, through the setting of fluid detection piece 104, can realize detecting the quality of the fluid in fluid system 100, for example, particulate matter content in the fluid, water content in the fluid, parameters such as fluid temperature, thereby can confirm the fluid quality, when the fluid quality descends, the staff can in time clean or change fluid, and then avoid fluid system 100 to operate under the condition that fluid has received the pollution, also avoid because the pollution of fluid leads to fluid system 100 to appear the component jamming, the phenomenon that became invalid and then lead to engineering machine tool fault to shut down appears.

Further, an inlet of the oil detection member 104 is communicated with an outlet of the pump body, and an outlet of the oil detection member 104 is communicated with the reservoir 102. When the pump body was operated, can drive the fluid in the fluid reservoir 102 to fluid detection piece 104 in, at the in-process that fluid flow through fluid detection piece 104, fluid detection piece 104 can directly detect the quality of fluid, and fluid after the detection flows back to fluid reservoir 102 from the export of fluid detection piece 104 in, accomplishes a fluid circulation.

It can be understood that, at the in-process of pump body operation, not only can carry fluid to the fluid detection piece 104, still can drive fluid simultaneously and circulate between other positions of fluid system 100 and liquid reserve tank 102, in order to guarantee that fluid system 100 can be the relevant function of engineering machine real image, at the in-process of fluid system 100 operation, fluid still circulates between fluid detection piece 104 and liquid reserve tank 102 simultaneously, and, liquid reserve tank 102 that other positions of fluid system 100 communicate are the same liquid reserve tank 102 that fluid detection piece 104 communicates, thereby guarantee that fluid detection piece 104 can detect the working fluid in fluid system 100, also realized carrying out real-time supervision to the quality of fluid through fluid detection piece 104 in the in-process of fluid system 100 work, thereby make the staff can in time acquire the fluid quality circumstances at the in-process of fluid system 100 operation, and then in time carry out the fluid to the fluid when the fluid quality can't satisfy the normal operation of engineering machine, avoid fluid system 100 to operate under the circumstances that the fluid appears polluting, guarantee to avoid engineering machine to appear the trouble, guarantee that engineering machine washes the stable operation.

Specifically, the oil detection element 104 may communicate with the reservoir 102 and the pump body via a delivery conduit to ensure stable delivery of oil.

Specifically, the oil detecting element 104 may be a mining intrinsic safety type oil quality analyzer, and the safety level of the oil detecting element 104 in the operation of the engineering machine is ensured on the basis of realizing the oil quality detection.

The utility model provides a fluid system 100 through the setting of the liquid reserve tank 102 and the pump body, can realize providing drive power to the fluid in the liquid reserve tank 102 through the pump body, realizes that fluid lasts stable circulation in fluid system 100, and then guarantees that the engineering machine that fluid system 100 used can last stable operation. Further, through the setting of fluid detection piece 104, and be linked together the entry of fluid detection piece 104 and the export of the pump body, the export that fluid detection will be linked together with liquid reserve tank 102, can be in the operation of fluid system 100 continuous stability, carry out the continuous circulation with fluid between fluid detection piece 104 and liquid reserve tank 102, also realized carrying out real-time supervision to the quality of fluid at the in-process of fluid system 100 work through fluid detection piece 104, thereby make the staff in time acquire the fluid quality condition at the in-process of fluid system 100 operation, and then in time changing fluid when the fluid quality can't satisfy engineering machine normal operating, avoid fluid system 100 to move under the condition that fluid appears polluting, guarantee to avoid engineering machine to break down, guarantee engineering machine washes stable operation.

In the above embodiment, further as shown in fig. 1, the oil system 100 further includes a flow control member 106, one end of the flow control member 106 is communicated with the oil detecting member 104, and the other end is communicated with the reservoir 102.

In this embodiment, the oil system 100 may further include a flow control 106, the flow control 106 being capable of controlling the flow of oil through the durian controller. Specifically, one end of the flow control member 106 is communicated with an outlet of the oil detection member 104, and the other end is communicated with the reservoir 102, that is, under the driving of the pump body, oil can firstly flow through the oil detection member 104, the quality of the oil is detected by the oil detection member 104, the detected oil flows out of the oil detection member 104, flows to the flow control member 106, and finally flows back to the reservoir 102. In the process of liquid circulation, the flow control element 106 is controlled, so that the oil flow of the oil detection element 104 flowing through can be controlled, the phenomenon that the oil detection element 104 is impacted due to overlarge flow can be avoided, the service life of the oil detection element 104 is prolonged, meanwhile, the phenomenon that the oil detection element 104 cannot accurately detect the quality parameters of the oil due to the fact that the flow is too small can be avoided, and the detection accuracy of the oil detection element 104 is also guaranteed.

Specifically, when oil in the oil system 100 has just been changed and is accomplished, because oil has never been used this moment, therefore the quality of oil can satisfy engineering machine's operation completely, this moment, can control oil through flow control piece 106 and do not flow through oil detection piece 104, also need not to detect oil promptly, treat that oil system 100 moves after the certain time, under the condition that the quality descends probably appears in oil, readjustment flow control piece 106 makes oil circulate between oil detection piece 104 and liquid reserve tank 102 to realize detecting oil quality in real time.

Further, the flow control 106 may comprise a throttle valve, for example.

Specifically, the flow control 106 may be a throttle valve that may be manually adjusted by a worker to regulate the flow of oil through the throttle valve.

In any of the above embodiments, further, as shown in fig. 1, the oil system 100 further includes a controller 108, and the controller 108 is electrically connected to the oil detecting element 104 and the pump body, respectively; the controller 108 can control the pump body to stop according to the detection result of the oil detection piece 104.

In this embodiment, the oil system 100 may further include a controller 108, and the controller 108 is electrically connected to the oil detecting element 104, so that the controller 108 can obtain the oil quality parameter detected by the oil detecting element 104. At the same time, the controller 108 is electrically connected to the pump body so that the controller 108 can control the operation of the pump body.

Specifically, the controller 108 can control the operation of the pump body according to the detection result of the oil detection element 104, that is, the controller 108 controls the operation of the pump body according to the oil quality parameter detected by the oil detection element 104. When the oil detection part 104 detects that the oil is polluted and the quality of the oil cannot meet the requirement of normal operation of the engineering machinery, the controller 108 can immediately control the pump body to stop working, so that the phenomenon that the polluted oil causes element jamming and failure of the oil system 100 and further causes the fault shutdown of the engineering machinery is effectively avoided.

Specifically, the controller 108 may also be electrically connected to the flow control member 106, so as to achieve automatic control of the flow control member 106, reduce manual operations, and improve the operating efficiency of the oil system 100.

Further, the oil system 100 further includes an alarm, which is electrically connected to the controller 108; the controller 108 can control the operation of the alarm according to the detection result of the oil detecting member 104.

Specifically, fluid system 100 still includes the alarm, through the setting of alarm, can realize sending alarm information under the condition that fluid quality reduces and can't satisfy engineering machine tool normal operating, indicates the staff through alarm information to make the staff can change fluid in time.

Further, the alarm can be connected with controller 108 electricity, and when fluid detection piece 104 detected that fluid quality can't satisfy engineering machine tool normal operating, the fluid quality parameter that fluid detection piece 104 detected is received to controller 108 to judge that fluid quality can't satisfy engineering machine tool normal operating, at this moment, controller 108 can control the alarm immediately and send alarm information, indicates.

Specifically, the alarm can send out sound alarm information or alarm in a light flashing mode.

Further, the oil system 100 further includes a display 110, and the display 110 is electrically connected to the controller 108; the controller 108 can control the display 110 to display the detection result of the oil detecting member 104.

Specifically, fluid system 100 can also include display 110, through the setting of display 110, can realize showing fluid quality parameter in real time to the staff looks over the quality parameter of fluid, thereby makes the quality monitoring of fluid system 100 operation in-process more directly perceived, has further made things convenient for the staff to the control of fluid system 100.

Further, the display 110 may be electrically connected to the controller 108, so that the controller 108 can directly control the display 110 to display the oil quality parameters on the display 110 after receiving the oil quality parameters detected by the oil detecting member 104.

In any of the above embodiments, further, as shown in fig. 1, the oil system 100 further includes a valve body assembly 112, the valve body assembly 112 includes an inlet and a first outlet, wherein the inlet communicates with the outlet of the pump body; the first outlet is respectively communicated with the inlet and the oil liquid detection part 104; the valve body assembly 112 also includes a pressure reducer in communication with the inlet and the first outlet, respectively.

In this embodiment, the oil system 100 may further include a valve assembly 112, and the valve assembly 112 may be connected to the outlet of the pump body, so that the oil flow at the outlet of the pump body may be controlled by the valve assembly 112, and thus the oil flow of the whole oil system 100 may be controlled.

Further, the valve body assembly 112 includes an inlet, and the inlet of the valve body assembly 112 is in communication with an outlet of the pump body, and is capable of driving oil into the inlet of the valve body assembly 112 when the pump body is in operation. Further, the valve body assembly 112 further includes a first outlet, and the first outlet is communicated with the oil detecting element 104, that is, after the oil enters from the inlet of the valve body assembly 112, the oil can enter the oil detecting element 104 from the first outlet of the valve body assembly 112, so as to detect the oil quality.

Further, between the inlet and the first outlet of the valve body assembly 112, the valve body assembly 112 further includes a pressure reducer, such that the oil can flow through the pressure reducer and then enter the oil detecting member 104 through the first outlet of the valve body assembly 112. Through the setting of pressure reducer, can control the pressure of fluid to avoid getting into the too big fluid pressure that causes of fluid pressure of fluid detection piece 104 and detect piece 104 and damage, guarantee that fluid detection piece 104 can last steady operation.

Specifically, the valve body assembly 112 may include a multi-way valve, and the oil detecting element 104 is communicated with a Z port of the multi-way valve, and it is understood that a pressure reducing valve is disposed between an inlet and the Z port of the multi-way valve, so that the pressure of the oil is controlled by the pressure reducing valve.

Further, the valve body assembly 112 further comprises a plurality of second outlets in communication with the inlet; the oil system 100 further includes a plurality of actuators, one ends of which are respectively communicated with the plurality of second outlets, and the other ends of which are communicated with the reservoir 102.

Specifically, the valve body assembly 112 also includes a plurality of second outlets that are each in communication with an inlet of the valve body assembly 112. Accordingly, the oil system 100 further includes a plurality of actuators, one end of each of which is in communication with the plurality of second outlets, and the other end of each of which is in communication with the reservoir 102. It can be understood that the executing part is used for executing the related function under the driving of the oil, for example, the executing part may be a hydraulic oil cylinder, and when the oil flows through the hydraulic oil cylinder, the hydraulic oil cylinder can drive the hydraulic rod to extend and retract, so as to implement the related driving function, and meanwhile, the other end of the hydraulic oil cylinder is communicated with the liquid storage tank 102, so as to ensure the circulation of the oil.

In any of the above embodiments, further, as shown in fig. 1, the oil system 100 further includes a delivery pipe 114, and one end of the delivery pipe 114 is communicated with the reservoir 102; the oil system 100 further includes a quick-connect connector 116, and the inlet of the oil detecting element 104 is connected to the other end of the delivery pipe 114 through the quick-connect connector 116.

In this embodiment, the oil detecting element 104 can communicate with the body and the flow control element 106 through a delivery pipe 114, meanwhile, a quick connector 116 can be disposed at the end of the delivery pipe 114, and the oil detecting element 104 can communicate with the delivery pipe 114 through the quick connector 116.

Through the setting of quick connector 116, can realize the high-speed joint between fluid detection piece 104 and the pipeline 114 to, when fluid detection piece 104 and pipeline 114 disconnection, quick connector 116 can directly seal pipeline 114, avoids the fluid in the pipeline excessive.

According to the utility model discloses a second aspect provides an engineering machine tool, include: the oil system 100 according to any one of the above aspects.

The utility model provides an engineering machine tool, because of included any one of above-mentioned technical scheme's fluid system 100, consequently, this engineering machine tool has included above-mentioned fluid system 100's whole beneficial effect, no longer gives unnecessary details here.

Specifically, the working machine may include a shearer, a heading machine, or the like.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An oil system, comprising:

the liquid storage tank is used for storing oil liquid;

the pump body is communicated with the liquid storage tank and is used for driving the oil liquid;

fluid detects the piece, the entry of fluid detection piece with the export of the pump body is linked together, the export of fluid detection piece with the liquid reserve tank is linked together.

2. The oil system of claim 1, further comprising:

and one end of the flow control piece is communicated with the oil liquid detection piece, and the other end of the flow control piece is communicated with the liquid storage tank.

3. The oil system of claim 2, wherein the flow control comprises a throttle valve.

4. The oil system of claim 1, further comprising:

the controller is electrically connected with the oil liquid detection piece and the pump body respectively;

the controller can control the pump body to stop according to the detection result of the oil detection piece.

5. The oil system of claim 4, further comprising:

the alarm is electrically connected with the controller;

the controller can control the alarm to operate according to the detection result of the oil detection piece.

6. The oil system of claim 4, further comprising:

a display electrically connected with the controller;

the controller can control the display to display the detection result of the oil liquid detection piece.

7. The oil system of any one of claims 1-6, further comprising a valve body assembly, the valve body assembly comprising:

an inlet in communication with an outlet of the pump body;

the first outlet is communicated with the inlet and the oil liquid detection piece respectively;

a pressure reducer in communication with the inlet and the first outlet, respectively.

8. The oil system of claim 7, wherein the valve body assembly further comprises a second plurality of outlets in communication with the inlet;

the oil system further comprises a plurality of executing parts, one ends of the executing parts are respectively communicated with the second outlets, and the other ends of the executing parts are communicated with the liquid storage tank.

9. The oil system according to any one of claims 1 to 6, further comprising:

one end of the conveying pipeline is communicated with the liquid storage tank;

and the inlet of the oil liquid detection part is communicated with the other end of the conveying pipeline through the quick-inserting connector.

10. A work machine, comprising:

the oil system of any one of claims 1 to 9.

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