CN115306797A - Hydraulic oil temperature monitoring method, device and system and engineering vehicle - Google Patents
Hydraulic oil temperature monitoring method, device and system and engineering vehicle Download PDFInfo
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- CN115306797A CN115306797A CN202210910031.5A CN202210910031A CN115306797A CN 115306797 A CN115306797 A CN 115306797A CN 202210910031 A CN202210910031 A CN 202210910031A CN 115306797 A CN115306797 A CN 115306797A
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- temperature monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
- F15B21/0423—Cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
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- Fluid Mechanics (AREA)
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- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The application relates to a hydraulic oil temperature monitoring method, a hydraulic oil temperature monitoring device, a hydraulic oil temperature monitoring system and an engineering vehicle, and relates to the technical field of engineering machinery, wherein the hydraulic oil temperature monitoring method comprises the steps of obtaining the temperature of hydraulic oil; acquiring the state of an engine; if the temperature of the hydraulic oil is within the abnormal range within the preset time period and the state of the engine indicates that the engine is in a continuous working state within the preset time period, sending information indicating the fault of the heat dissipation system; wherein, the cooling system is configured to cool the hydraulic oil. The hydraulic oil temperature monitoring method, the hydraulic oil temperature monitoring device, the hydraulic oil temperature monitoring system and the engineering vehicle can solve the problem that a worker cannot find that a cooling system breaks down in time.
Description
Technical Field
The application relates to the technical field of engineering machinery, in particular to a hydraulic oil temperature monitoring method, a hydraulic oil temperature monitoring device, a hydraulic oil temperature monitoring system and an engineering vehicle.
Background
The mixer truck is a special truck for conveying concrete for construction, and can always keep the mixing drum to rotate in the transportation process so as to ensure that the carried concrete cannot be solidified. Under the loading condition of the mixer truck, the engine works, and the upper-mounted mixer reducer can be driven to work through the hydraulic mechanism so as to drive the mixer to rotate. In the process of continuous work, the temperature of hydraulic oil can continuously rise, if the hydraulic oil high temperature can lead to the churn speed reducer to burn out to lead to the churn stall, and then probably cause the churn to stifle jar (that is cement solidifies in the churn), cause serious economic loss. Therefore, in the trucd mixer, generally be provided with cooling system and dispel the heat to hydraulic oil for hydraulic oil can not reach higher temperature, but, among the prior art, if cooling system breaks down, the staff can't in time discover, will lead to the temperature of hydraulic oil to continuously rise, thereby lead to a series of risks such as churn speed reducer burns out and churn stall.
Disclosure of Invention
In order to solve the technical problem, embodiments of the present application provide a hydraulic oil temperature monitoring method, device, system and engineering vehicle, which solve the problem that a worker cannot find a fault in a cooling system in time.
According to an aspect of the present application, there is provided a hydraulic oil temperature monitoring method, including:
acquiring the temperature of hydraulic oil;
acquiring the state of an engine; and
if the temperature of the hydraulic oil is within the abnormal range within a preset time period and the state of the engine indicates that the engine is in a continuous working state within the preset time period, sending information indicating the fault of a heat dissipation system; wherein the heat dissipation system is configured to dissipate heat from the hydraulic oil.
According to one aspect of the present application, the information of the heat dissipation system failure includes at least one of information of a heat dissipation fan failure, information of a control loop failure, and information of a temperature sensor failure.
According to one aspect of the present application, the heat dissipation system includes a heat dissipation fan;
after the obtaining the temperature of the hydraulic oil, the hydraulic oil temperature monitoring method further includes:
and if the temperature of the hydraulic oil reaches a first preset temperature threshold value, controlling the cooling fan to start.
According to an aspect of the present application, after the obtaining the temperature of the hydraulic oil, the hydraulic oil temperature monitoring method further includes:
and controlling a display device to display the temperature of the hydraulic oil.
According to an aspect of the present application, after the controlling and displaying device displays the temperature of the hydraulic oil, the hydraulic oil temperature monitoring method further includes:
and if the temperature displayed by the display device reaches a second preset temperature threshold value, controlling the display device to send out an alarm signal.
According to one aspect of the present application, the heat dissipation system includes a heat dissipation fan;
the hydraulic oil temperature monitoring method further comprises the following steps:
and receiving an emergency control instruction and controlling the cooling fan to start.
According to another aspect of the present application, there is also provided a hydraulic oil temperature monitoring apparatus, including:
the first acquisition module is configured to acquire the temperature of hydraulic oil;
a second acquisition module configured to acquire a state of the engine; and
the information output module is configured to send out information representing the fault of the heat dissipation system if the temperature of the hydraulic oil is within an abnormal range in a preset time period and the state of the engine represents that the engine is in a continuous working state in the preset time period; wherein the heat dissipation system is configured to dissipate heat of the hydraulic oil.
According to another aspect of the present application, there is also provided a hydraulic oil temperature monitoring system, including:
a heat dissipation system configured to dissipate heat of hydraulic oil; and
and the electronic equipment is in communication connection with the heat dissipation system and is configured to execute the hydraulic oil temperature monitoring method.
According to another aspect of the present application, the heat dissipation system includes:
the cooling fan is in communication connection with the electronic equipment and is configured to dissipate heat of the hydraulic oil;
the temperature sensor is in communication connection with the electronic equipment and is configured to detect the temperature of the hydraulic oil;
the display device is in communication connection with the electronic equipment and is configured to display the temperature of the hydraulic oil; and
the relay is connected with the electronic equipment in a communication mode and is configured to enable a control loop to be connected or disconnected, and the control loop is configured to transmit control information for controlling the action of the cooling fan.
According to another aspect of the present application, the hydraulic oil temperature monitoring system further includes:
and the emergency switch is in communication connection with the relay and is configured to enable the relay to be powered on or powered off so as to control the cooling fan to be started or stopped.
According to another aspect of the present application, there is also provided an engineering vehicle including:
a vehicle body;
the engine is arranged on the vehicle body;
an oil tank disposed on the vehicle body, the oil tank being configured to contain hydraulic oil; and
the hydraulic oil temperature monitoring system is arranged on the vehicle body.
According to the hydraulic oil temperature monitoring method, the hydraulic oil temperature monitoring device, the hydraulic oil temperature monitoring system and the engineering vehicle, the information for representing the fault of the heat dissipation system is sent out by acquiring the temperature of the hydraulic oil and the state of the engine, and then according to the judgment basis that the temperature of the hydraulic oil is in an abnormal range in the preset time period and the state of the engine represents that the engine is in a continuous working state in the preset time period, namely, two factors of the temperature of the hydraulic oil and the state of the engine are integrated, the information that the heat dissipation system has the fault is timely notified to a worker, so that the worker knows the information that the heat dissipation system does not have the heat dissipation effect on the hydraulic oil, and the worker can conveniently implement subsequent compensation measures.
Drawings
The above and other objects, features and advantages of the present application will become more apparent by describing in more detail embodiments of the present application with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of the embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings, like reference numbers generally represent like parts or steps.
Fig. 1 is a schematic flow chart of a hydraulic oil temperature monitoring method according to an exemplary embodiment of the present disclosure.
Fig. 2 is a schematic flow chart of a hydraulic oil temperature monitoring method according to another exemplary embodiment of the present application.
Fig. 3 is a schematic flow chart of a hydraulic oil temperature monitoring method according to another exemplary embodiment of the present application.
Fig. 4 is a schematic flow chart of a hydraulic oil temperature monitoring method according to another exemplary embodiment of the present application.
Fig. 5 is a schematic flow chart of a hydraulic oil temperature monitoring method according to another exemplary embodiment of the present application.
Fig. 6 is a block diagram of a hydraulic oil temperature monitoring apparatus according to an exemplary embodiment of the present disclosure.
Fig. 7 is a block diagram of a hydraulic oil temperature monitoring apparatus according to another exemplary embodiment of the present application.
Fig. 8 is a block diagram of a hydraulic oil temperature monitoring system according to an exemplary embodiment of the present application.
Fig. 9 is a connection block diagram of a heat dissipation system, an electronic device, and an emergency switch according to an exemplary embodiment of the present application.
Fig. 10 is a block diagram of a construction vehicle according to an exemplary embodiment of the present application.
Fig. 11 is a block diagram of an electronic device according to an exemplary embodiment of the present application.
Detailed Description
Hereinafter, example embodiments according to the present application will be described in detail with reference to the accompanying drawings. It should be apparent that the described embodiments are only a few embodiments of the present application, and not all embodiments of the present application, and it should be understood that the present application is not limited to the example embodiments described herein.
Taking the mixer truck as an example, under the loading condition of the mixer truck, the engine is controlled to start, and the engine can drive the upper-mounted mixer drum speed reducer to work through the hydraulic mechanism so as to drive the mixer drum to rotate. In the process of work, the temperature of the hydraulic oil in the hydraulic pressure mechanism can continuously rise, if the hydraulic oil temperature is too high, the speed reducer of the mixing drum can be burnt out, the mixing drum stops rotating, and the mixing drum can be closed (namely cement is solidified in the mixing drum), so that serious economic loss is caused.
Generally, in the working process of a hydraulic mechanism, a heat dissipation system is started to dissipate heat of hydraulic oil in an oil tank, and the temperature of the hydraulic oil is prevented from being too high. Based on this, an embodiment of the application provides a hydraulic oil temperature monitoring method, device, system and engineering vehicle, which can effectively solve the problem that a worker cannot find out that a heat dissipation system fails in time. The following describes the method, device, system and engineering vehicle for monitoring the temperature of hydraulic oil in detail.
Fig. 1 is a schematic flow chart of a hydraulic oil temperature monitoring method according to an exemplary embodiment of the present disclosure. As shown in fig. 1, the hydraulic oil temperature monitoring method may be applied to a mixer truck, an excavator, a crane, and the like. Specifically, the hydraulic oil temperature monitoring method may include:
s210: and acquiring the temperature of the hydraulic oil.
In one embodiment, the temperature of the hydraulic oil may be detected by a temperature sensor.
In one embodiment, since the hydraulic mechanism will enter the oil tank during operation, in order to detect the temperature of the hydraulic oil, a temperature sensor may be mounted on the oil tank, so as to detect the temperature of the hydraulic oil in the oil tank in real time.
S220: the state of the engine is acquired.
In one embodiment, the state of the engine may include the engine being in a stopped state, the engine being in an operating state, and the like.
In one embodiment, the state of the engine may be determined by detecting the rotational speed of the engine output shaft. For example, if the rotational speed of the engine output shaft is greater than zero for a period of time, then it may be determined that the engine is in an operating state; if the rotational speed of the output shaft of the engine is equal to zero, or gradually decreases to zero, for a period of time, it can be determined that the engine is in a stopped state.
In one embodiment, the state of the engine may be determined by detecting a trend of temperature change of an engine cover. For example, if the temperature of the engine cover gradually decreases over a period of time and decreases to room temperature, it may be determined that the engine is in a stopped state; the engine may be considered to be in an operating state if the temperature of the engine cover is stabilized within a certain range over a period of time, or gradually increased.
S230: and if the temperature of the hydraulic oil is in the abnormal range within the preset time period and the state of the engine indicates that the engine is in the continuous working state within the preset time period, sending information indicating the fault of the heat dissipation system.
In an embodiment, if the state of the engine indicates that the engine is in a continuous working state for a preset time period, it may be considered that the hydraulic mechanism is in a working state and the hydraulic oil is in a continuous flowing state within the preset time period, and in a case that the heat dissipation system is started, the heat dissipation system may perform a heat dissipation function on the hydraulic oil, so that the temperature of the hydraulic oil may be stably within a normal temperature range. However, if the temperature of the hydraulic oil is within the abnormal range within the preset time period under the condition that the engine is in the continuous working state, it can be considered that the heat dissipation system does not have a due heat dissipation effect on the hydraulic oil within the preset time period, and therefore it can be determined that the heat dissipation system has a fault within the preset time period, and therefore the system can send information representing the fault of the heat dissipation system.
In an embodiment, the heat dissipation system may include a heat dissipation fan, a temperature sensor, a control circuit, and the like, and a failure of one or more of the heat dissipation fan, the temperature sensor, the control circuit, and the like may cause the temperature of the hydraulic oil to be within an abnormal range within a preset time period, and therefore, the information representing the failure of the heat dissipation system may include information representing a failure of the heat dissipation fan, information representing a failure of the temperature sensor, information representing a failure of the control circuit, and the like.
In one embodiment, the abnormal range may be understood as a constant value, or may be understood as a range fluctuating above or below a certain constant value. Generally, the normal working temperature of the hydraulic oil is between 52 ℃ and 57 ℃, and if the temperature of the hydraulic oil is outside the range of 52 ℃ to 57 ℃, the temperature of the hydraulic oil can be considered to be in an abnormal range.
In one embodiment, the information representing the fault of the heat dissipation system can be presented to the worker through the display device, so that the worker can find the fault condition of the heat dissipation system in time.
In one embodiment, the information representing the fault of the heat dissipation system can be transmitted to the worker in a mode of sending an alarm through the alarm device, so that the worker can find the fault condition of the heat dissipation system in time.
In an embodiment, the preset time period may be set according to actual conditions, and may be set to be half an hour, and the like.
In one embodiment, the preset time period is half an hour, if the temperature of the hydraulic oil is within the range of 65-70 ℃ within half an hour and the engine is in a continuous working state within the half hour, it can be considered that the cooling system is in a fault, and information representing the fault of the cooling system is correspondingly sent out.
According to the hydraulic oil temperature monitoring method provided by the embodiment of the application, the temperature of the hydraulic oil and the state of the engine are obtained, then the information for representing the fault of the heat dissipation system is sent according to the judgment basis that the temperature of the hydraulic oil is in an abnormal range in the preset time period and the state of the engine represents that the engine is in a continuous working state in the preset time period, namely, the two factors of the temperature of the hydraulic oil and the state of the engine are integrated, the information that the heat dissipation system has the fault is timely notified to a worker, the worker can know the information that the heat dissipation system does not have the heat dissipation effect on the hydraulic oil, and the worker can conveniently implement subsequent compensation measures.
Fig. 2 is a schematic flow chart of a hydraulic oil temperature monitoring method according to another exemplary embodiment of the present application. As shown in fig. 2, after step S210, the hydraulic oil temperature monitoring method may further include:
s240: and if the temperature of the hydraulic oil reaches a first preset temperature threshold value, controlling the cooling fan to start.
In an embodiment, the heat dissipation system may include a heat dissipation fan, the heat dissipation fan is disposed outside the oil tank, and the heat dissipation rate of the oil tank can be increased after the heat dissipation fan is started, so as to dissipate heat of hydraulic oil in the oil tank, and effectively reduce the temperature of the hydraulic oil.
In an embodiment, if the temperature of the hydraulic oil reaches the first preset temperature threshold, it may be considered that the hydraulic oil has reached a higher temperature at this time, and there may be a risk of burning out the upper-mounted speed reducer of the mixing drum.
It should be understood that the first preset temperature threshold may be set according to actual situations, and the first preset temperature threshold is not specifically limited in this embodiment of the application.
Fig. 3 is a schematic flow chart of a hydraulic oil temperature monitoring method according to another exemplary embodiment of the present application. As shown in fig. 3, after step S210, the hydraulic oil temperature monitoring method may further include:
s250: and controlling the display device to display the temperature of the hydraulic oil.
In an embodiment, the staff can look over the temperature of hydraulic oil through display device in real time, like this, can confirm the real-time temperature of hydraulic oil by the manual work, and under the high temperature's of hydraulic oil condition, the staff can in time take relevant safety measure according to real-time hydraulic oil temperature, reduces the risk that the incident takes place.
In one embodiment, the display device may include a center control screen, a dashboard, and the like.
In one embodiment, the temperature of the hydraulic oil displayed by the display device may be displayed in the form of a numerical value, or may be displayed in the form of a curve to show a change trend within a time range.
Fig. 4 is a schematic flow chart of a hydraulic oil temperature monitoring method according to another exemplary embodiment of the present application. As shown in fig. 4, after step S250, the hydraulic oil temperature monitoring method may further include:
s260: and if the temperature displayed by the display device reaches a second preset temperature threshold value, controlling the display device to send out an alarm signal.
In one embodiment, the alarm signal sent by the display device can be understood as displaying a warning message that the temperature of the hydraulic oil is too high on the display screen.
In an embodiment, the display device sends the alarm signal, which can be understood as displaying warning information of the overhigh temperature of the hydraulic oil on the display screen and flashing the screen to remind the worker.
In an embodiment, a speaker may be installed on the display device, and the display device sending the alarm signal may be understood as displaying warning information of the overhigh temperature of the hydraulic oil on the display screen, and simultaneously making the speaker send an alarm sound to remind the worker.
In an embodiment, if the temperature displayed by the display device reaches the second preset temperature threshold, it may be considered that the hydraulic oil is in a high-temperature state, and the heat dissipation rate needs to be increased or the hydraulic mechanism needs to be stopped, at this time, the display device may be controlled to send an alarm signal, so as to timely remind the worker of knowing the information that the hydraulic oil is in the high-temperature state, so that the worker can take relevant measures in time, and reduce the temperature of the hydraulic oil or stop the hydraulic mechanism from working.
In an embodiment, the second preset temperature threshold may be greater than the first preset temperature threshold, or the second preset temperature threshold may be equal to the first preset temperature threshold.
It should be understood that the second preset temperature threshold may be set according to actual situations, and the second preset temperature threshold is not specifically limited in this embodiment of the application.
Fig. 5 is a schematic flow chart of a hydraulic oil temperature monitoring method according to another exemplary embodiment of the present application. As shown in fig. 5, the hydraulic oil temperature monitoring method may further include:
s270: and receiving an emergency control instruction and controlling the starting of the cooling fan.
In an embodiment, the emergency control instruction can be sent by operating the emergency switch by a worker, and after the emergency control instruction is received, the cooling fan can be controlled to start, so that the cooling effect on the hydraulic oil is achieved, and the temperature of the hydraulic oil is reduced.
Fig. 6 is a block diagram of a hydraulic oil temperature monitoring apparatus according to an exemplary embodiment of the present disclosure. As shown in fig. 6, a hydraulic oil temperature monitoring apparatus 400 provided in an embodiment of the present application may include a first obtaining module 410 configured to obtain a temperature of hydraulic oil; a second acquisition module 420 configured to acquire a state of the engine; the information output module 430 is configured to send out information representing faults of the heat dissipation system if the temperature of the hydraulic oil is within the abnormal range within the preset time period and the state of the engine represents that the engine is in a continuous working state within the preset time period; wherein, the cooling system is configured to cool the hydraulic oil.
The application provides a hydraulic oil temperature monitoring device, its state through the temperature that acquires hydraulic oil and engine, then all be in abnormal range in the time quantum of predetermineeing according to the temperature of hydraulic oil, and the state sign engine of engine is in the judgement foundation of continuous operating condition in the time quantum of predetermineeing, send the information of sign cooling system trouble, that is to say, synthesize two factors of the temperature of hydraulic oil and the state of engine, the information that breaks down with cooling system in time notifies the staff, make the staff know cooling system and do not play the information of radiating action to hydraulic oil, the staff of being convenient for implements subsequent compensation measure.
Fig. 7 is a block diagram of a hydraulic oil temperature monitoring apparatus according to another exemplary embodiment of the present application. As shown in fig. 7, in an embodiment, the hydraulic oil temperature monitoring apparatus 400 may include a fan control module 440 configured to control the radiator fan to be activated if the temperature of the hydraulic oil reaches a first preset temperature threshold.
As shown in fig. 7, in an embodiment, the hydraulic oil temperature monitoring apparatus 400 may include a display control module 450 configured to control a display apparatus to display the temperature of the hydraulic oil.
As shown in fig. 7, in an embodiment, the hydraulic oil temperature monitoring apparatus 400 may include an alarm module 460 configured to control the display apparatus to send an alarm signal if the temperature displayed by the display apparatus reaches a second preset temperature threshold.
As shown in fig. 7, in an embodiment, the hydraulic oil temperature monitoring apparatus 400 may include an emergency control module 470 configured to receive an emergency control command and control the activation of the cooling fan.
Fig. 8 is a block diagram of a hydraulic oil temperature monitoring system according to an exemplary embodiment of the present disclosure. As shown in fig. 8, a hydraulic oil temperature monitoring system 600 provided in an embodiment of the present application may include a heat dissipation system 610 configured to dissipate heat of hydraulic oil; and an electronic device 620 communicatively coupled to the heat dissipation system 610, wherein the electronic device 620 is configured to perform the aforementioned hydraulic oil temperature monitoring method.
The application provides a hydraulic oil temperature monitoring system, its state through the temperature that obtains hydraulic oil and engine, then all be in abnormal range in the time quantum of predetermineeing according to the temperature of hydraulic oil, and the state sign engine of engine is in the judgement foundation of continuous operating condition in the time quantum of predetermineeing, send the information of sign cooling system trouble, that is to say, synthesize two factors of the temperature of hydraulic oil and the state of engine, the information that breaks down with cooling system in time notifies the staff, make the staff know cooling system and do not play the information of radiating action to hydraulic oil, the staff of being convenient for implements subsequent compensation measure.
Fig. 9 is a connection block diagram of a heat dissipation system, an electronic device, and an emergency switch according to an exemplary embodiment of the present application. As shown in fig. 9, the heat dissipation system 610 may include a heat dissipation fan 611, the heat dissipation fan 611 is in communication connection with the electronic device 620, and the control signal sent by the electronic device 620 may control the start or stop of the heat dissipation fan 611, where the started heat dissipation fan 611 may dissipate heat of the hydraulic oil to reduce the temperature of the hydraulic oil.
As shown in fig. 9, the heat dissipation system 610 may include a temperature sensor 612, the temperature sensor 612 is in communication with the electronic device 620, and the temperature sensor 612 may detect the temperature of the hydraulic oil and may transmit the temperature information of the hydraulic oil to the electronic device 620, so that the electronic device 620 may determine whether the heat dissipation fan 611 needs to be activated.
In an embodiment, if the temperature sensor 612 detects that the temperature of the hydraulic oil reaches the first predetermined temperature threshold, the electronic device 620 may control the heat dissipation fan 611 to start so as to reduce the temperature of the hydraulic oil.
As shown in fig. 9, the heat dissipation system 610 may further include a display device 613, the display device 613 is in communication connection with the electronic device 620, and after the electronic device 620 receives the temperature information sent by the temperature sensor 612, the display device 613 may be controlled to display the temperature of the hydraulic oil, so that the working personnel can know the current temperature of the hydraulic oil in real time.
In an embodiment, if the temperature displayed by the display device 613 reaches the second predetermined temperature threshold, the electronic device 620 may control the display device 613 to send an alarm signal.
As shown in fig. 9, the heat dissipation system 610 may further include a relay 614, the relay 614 is communicatively connected to the electronic device 620, the relay 614 may connect or disconnect a control circuit, and the control circuit is used for transmitting control information for controlling the heat dissipation fan 611. For example, if the electronic device 620 needs to control the heat dissipation fan 611 to start, the relay 614 may be controlled to be powered on, so that the control loop is communicated, so that the heat dissipation fan 611 is powered on to start; if the electronic device 620 needs to control the cooling fan 611 to stop, the relay 614 may be controlled to lose power, so that the control loop is opened, and the cooling fan 611 is powered off and stopped.
As shown in fig. 9, the hydraulic oil temperature monitoring system may include an emergency switch 630, the emergency switch 630 may be communicatively connected to the relay 614, a worker may manually operate the emergency switch 630, and the emergency switch 630 may power on or off the relay 614, so as to control the cooling fan 611 to start or stop. In this way, in an emergency, the worker controls the radiator fan 611 to be started manually, so as to reduce the temperature of the hydraulic oil.
Fig. 10 is a block diagram of a construction vehicle according to an exemplary embodiment of the present application. As shown in fig. 10, the engineering vehicle 800 provided in the embodiment of the present application may include: a vehicle body 810; an engine 820 provided on the vehicle body 810; an oil tank 830 provided on the vehicle body 810, the oil tank 830 being configured to contain hydraulic oil; and the hydraulic oil temperature monitoring system 600 as described above, which is disposed on the vehicle body 810.
In an embodiment, the work vehicle 800 may include a mixer truck, excavator, crane, or the like.
The utility model provides an engineering vehicle, its temperature and the state of engine through obtaining hydraulic oil, then all be in abnormal range in the time quantum of predetermineeing according to the temperature of hydraulic oil, and the state characterization engine of engine is in the judgement foundation of continuous operating condition in the time quantum of predetermineeing, send the information of characterization cooling system trouble, that is to say, synthesize two factors of the temperature of hydraulic oil and the state of engine, the information that breaks down with cooling system has in time inforied the staff, make the staff know cooling system and do not play the information of radiating effect to hydraulic oil, be convenient for the staff to implement subsequent compensation measure.
Fig. 11 is a block diagram of an electronic device according to an exemplary embodiment of the present application. The electronic device 410 may be either or both of the first device and the second device, or a stand-alone device separate from them that may communicate with the first device and the second device to receive the collected input signals therefrom.
As shown in fig. 11, the electronic device 620 includes one or more processors 621 and memory 622.
The processor 621 may be a Central Processing Unit (CPU) or other form of processing unit having data processing capabilities and/or instruction execution capabilities, and may control other components in the electronic device 620 to perform desired functions.
Memory 622 may include one or more computer program products that may include various forms of computer-readable storage media, such as volatile memory and/or non-volatile memory. The volatile memory may include, for example, random Access Memory (RAM), cache memory (cache), and/or the like. The non-volatile memory may include, for example, read Only Memory (ROM), hard disk, flash memory, etc. One or more computer program instructions may be stored on the computer-readable storage medium and executed by the processor 621 to implement the control methods of the various embodiments of the present application described above and/or other desired functions. Various content such as an input signal, signal components, noise components, etc. may also be stored in the computer readable storage medium.
In one example, the electronic device 620 may further include: an input device 623 and an output device 624, which are interconnected by a bus system and/or other form of connection mechanism (not shown).
When the controller is a stand-alone device, the input means 623 may be a communication network connector for receiving the collected input signals from the first device and the second device.
The input device 623 may also include, for example, a keyboard, a mouse, and the like.
The output device 624 may output various information to the outside, including the determined distance information, direction information, and the like. The output devices 624 can include, for example, a display, speakers, a printer, and a communication network and remote output devices connected thereto, among others.
Of course, for simplicity, only some of the components of the electronic device 620 relevant to the present application are shown in fig. 11, and components such as buses, input/output interfaces, and the like are omitted. In addition, electronic device 620 may include any other suitable components, depending on the particular application.
The computer program product may be written with program code for performing the operations of embodiments of the present application in any combination of one or more programming languages, including an object oriented programming language such as Java, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device and partly on a remote computing device, or entirely on the remote computing device or server.
The computer-readable storage medium may take any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. A readable storage medium may include, for example, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium include: an electrical connection having one or more wires, a portable diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
The foregoing description has been presented for purposes of illustration and description. Furthermore, the description is not intended to limit embodiments of the application to the form disclosed herein. While a number of example aspects and embodiments have been discussed above, those of skill in the art will recognize certain variations, modifications, alterations, additions and sub-combinations thereof.
Claims (11)
1. A hydraulic oil temperature monitoring method is characterized by comprising the following steps:
acquiring the temperature of hydraulic oil;
acquiring the state of an engine; and
if the temperature of the hydraulic oil is within the abnormal range within a preset time period and the state of the engine indicates that the engine is in a continuous working state within the preset time period, sending information indicating the fault of a heat dissipation system; wherein the heat dissipation system is configured to dissipate heat from the hydraulic oil.
2. The hydraulic oil temperature monitoring method according to claim 1, wherein the information of the failure of the heat dissipation system includes at least one of information of a failure of a heat dissipation fan, information of a failure of a control circuit, and information of a failure of a temperature sensor.
3. The hydraulic oil temperature monitoring method according to claim 1, wherein the heat dissipation system includes a heat dissipation fan;
after the obtaining the temperature of the hydraulic oil, the hydraulic oil temperature monitoring method further includes:
and if the temperature of the hydraulic oil reaches a first preset temperature threshold value, controlling the cooling fan to start.
4. The hydraulic oil temperature monitoring method according to claim 1, characterized in that after the obtaining of the temperature of hydraulic oil, the hydraulic oil temperature monitoring method further includes:
and controlling a display device to display the temperature of the hydraulic oil.
5. The hydraulic oil temperature monitoring method according to claim 4, characterized in that after the control display device displays the temperature of the hydraulic oil, the hydraulic oil temperature monitoring method further comprises:
and if the temperature displayed by the display device reaches a second preset temperature threshold value, controlling the display device to send out an alarm signal.
6. The hydraulic oil temperature monitoring method according to claim 1, wherein the heat dissipation system includes a heat dissipation fan;
the hydraulic oil temperature monitoring method further comprises the following steps:
and receiving an emergency control instruction and controlling the cooling fan to start.
7. A hydraulic oil temperature monitoring device, comprising:
the first acquisition module is configured to acquire the temperature of hydraulic oil;
a second acquisition module configured to acquire a state of the engine; and
the information output module is configured to send out information representing faults of a heat dissipation system if the temperature of the hydraulic oil is within an abnormal range within a preset time period and the state of the engine represents that the engine is in a continuous working state within the preset time period; wherein the heat dissipation system is configured to dissipate heat from the hydraulic oil.
8. A hydraulic oil temperature monitoring system, comprising:
a heat dissipation system configured to dissipate heat of hydraulic oil; and
an electronic device communicatively coupled to the heat dissipation system, the electronic device configured to perform the method for monitoring hydraulic oil temperature according to any one of claims 1 to 6.
9. The hydraulic oil temperature monitoring system of claim 8, wherein the heat dissipation system comprises:
the cooling fan is in communication connection with the electronic equipment and is configured to dissipate heat of the hydraulic oil;
the temperature sensor is in communication connection with the electronic equipment and is configured to detect the temperature of the hydraulic oil;
the display device is in communication connection with the electronic equipment and is configured to display the temperature of the hydraulic oil; and
the relay is connected with the electronic equipment in a communication mode and is configured to enable a control loop to be connected or disconnected, and the control loop is configured to transmit control information for controlling the action of the cooling fan.
10. The hydraulic oil temperature monitoring system according to claim 9, further comprising:
and the emergency switch is in communication connection with the relay and is configured to enable the relay to be powered on or powered off so as to control the cooling fan to be started or stopped.
11. A work vehicle, comprising:
a vehicle body;
the engine is arranged on the vehicle body;
an oil tank disposed on the vehicle body, the oil tank being configured to contain hydraulic oil; and
the hydraulic oil temperature monitoring system according to any one of claims 8 to 10, provided on the vehicle body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210910031.5A CN115306797A (en) | 2022-07-29 | 2022-07-29 | Hydraulic oil temperature monitoring method, device and system and engineering vehicle |
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| CN202210910031.5A CN115306797A (en) | 2022-07-29 | 2022-07-29 | Hydraulic oil temperature monitoring method, device and system and engineering vehicle |
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