CN210415005U - Truck mixer upper-mounted driving system - Google Patents
Truck mixer upper-mounted driving system Download PDFInfo
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- CN210415005U CN210415005U CN201920975414.4U CN201920975414U CN210415005U CN 210415005 U CN210415005 U CN 210415005U CN 201920975414 U CN201920975414 U CN 201920975414U CN 210415005 U CN210415005 U CN 210415005U
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Abstract
The utility model provides a driving system loads on trucd mixer, trucd mixer include vehicle chassis and locate churn on the vehicle chassis is equipped with main engine on the vehicle chassis, and the driving system loads on the trucd mixer includes: the motor device is in transmission connection with the stirring cylinder of the stirring vehicle so as to drive the stirring cylinder to rotate through the motor device; a battery assembly electrically connected to the motor device; and the power generation device is electrically connected with the motor device and provides electric energy for the motor device, and the power generation device is electrically connected with the battery pack to charge the battery pack. Through the technical scheme of the utility model, but the trucd mixer facial make-up actuating system independent operation need not to rely on the output power of the main engine of trucd mixer, can effectively improve work efficiency, prevents to influence the stirring quality of concrete because of the electric quantity is not enough to lead to the churn stall, and need not to increase the load of main engine, is favorable to reducing main engine discharge capacity and pollutant discharge, reduce cost.
Description
Technical Field
The utility model relates to a agitating unit drive control field of trucd mixer particularly, relates to a trucd mixer facial make-up actuating system.
Background
At present, concrete mixer truck has been widely used in the building engineering field, in order to drive the churn on the mixer truck and rotate, realize the concrete mixing operation, current mixer truck adopts the power takeoff of connecting in main engine to drive hydraulic mechanism drive churn more, but the driving system relies on the power that main engine provided, can not the autonomous working, the rotation of churn is influenced by main engine speed, the churn consumes main engine's partial output power, the load of main engine has been increased, and simultaneously, the structure and the control system of power takeoff are comparatively complicated, work efficiency is low, be unfavorable for cost control.
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.
Therefore, the utility model aims at providing a driving system is adorned on trucd mixer.
In order to achieve the above object, the technical scheme of the utility model provide a driving system loads on trucd mixer is provided, the trucd mixer includes vehicle chassis and locates churn on the vehicle chassis, be equipped with main engine on the vehicle chassis, the driving system loads on the trucd mixer includes: the motor device is in transmission connection with the stirring drum of the stirring vehicle so as to drive the stirring drum to rotate through the motor device; a battery assembly electrically connected to the motor device; and the power generation device is electrically connected with the motor device and provides electric energy for the motor device, and the power generation device is electrically connected with the battery pack to charge the battery pack.
According to the driving system installed on the mixer truck, the mixer drum and the motor device in transmission connection with the mixer drum are arranged on the vehicle chassis to drive the mixer drum to rotate, so that concrete mixing operation is realized; it should be noted that, through setting up the battery pack that is connected with the motor device electricity, provide the electric energy for the operation of motor device, can realize that the driving system independent operation of the truck facial make-up that stirs, need not to rely on the output power of the main engine of trucd mixer, still can drive the churn and normally stir the operation when realizing main engine low-speed, idling or the shutdown state, reduce the influence to concrete mixing quality, and need not to increase the load of main engine, can effectively improve work efficiency, be favorable to reducing main engine discharge capacity and pollutant discharge, reduce cost. Through the power generation facility of being connected with motor device and battery pack electricity, can provide the electric energy for motor device, also can charge for battery pack to the realization provides the required electric energy of drive churn rotation through power generation facility when battery pack's electric quantity is lower, in order to prevent to lead to the churn stall to influence the concrete mixing quality because of the electric quantity is not enough. In addition, compare in the mode through connecting the power takeoff transmission main engine's of main engine power drive churn, the utility model discloses a driving system's on the trucd mixer connected mode is simple convenient, easily realizes, need not the power takeoff transmission power through the structure is complicated, and transmission efficiency is higher.
Additionally, the utility model provides an above-mentioned technical scheme on the trucd mixer dress actuating system can also have following additional technical characterstic:
in the above technical solution, the driving system mounted on the mixer truck further includes: and the microcontroller is electrically connected with the motor device, the power generation device and the battery pack so as to realize that the microcontroller controls the power generation device to operate according to the received electric quantity signal of the battery pack.
In the technical scheme, the microcontroller is electrically connected with the motor device and the power generation device and the battery pack, so that the real-time electric quantity state of the battery pack and the running state of the motor device can be monitored by the microcontroller, the power generation device is controlled to run according to the received electric quantity signal of the battery pack, electric energy required by the running of the motor device is provided, the automatic control of the driving system of the mixer truck is realized, the dependence on manual operation is reduced, and the working efficiency of the driving system of the mixer truck and the accuracy of control operation can be effectively improved.
Specifically, the microcontroller acquires an electric quantity signal of the battery assembly, judges whether the electric quantity value is lower than a preset value or not, and sends a starting instruction to the power generation device if the electric quantity value is lower than the preset value to control the power generation device to operate so as to supply power to the motor device to drive the mixing drum to rotate; if the electric quantity value is not lower than the preset value, the current operation state is kept unchanged.
It should be emphasized that the microcontroller may be electrically connected to the power generation device, the motor device, and the battery pack directly, or may be electrically connected to the power generation device, the motor device, and the battery pack indirectly by being electrically connected to the control unit of the power generation device, the control unit of the motor device, and the control unit of the battery pack.
In the above technical solution, the power generation apparatus specifically includes: a generator; the auxiliary engine is in transmission connection with the generator, wherein the generator and the auxiliary engine are electrically connected with the microcontroller so as to drive the generator to generate electricity through the auxiliary engine.
In this technical scheme, specifically include the generator and the auxiliary engine who is connected with the generator transmission through power generation facility to the realization turns into the electric energy of generator output with the kinetic energy of auxiliary engine operation output, can generate electricity to motor device alone through auxiliary engine drive generator, or generate electricity to battery pack and motor device simultaneously, realize that motor device drives the churn and stir the operation, thereby still can guarantee the normal rotation of churn through power generation facility when battery pack is in the low-power state. It can be understood that, in order to save energy, when the electric quantity of the battery assembly is sufficient, the battery assembly only supplies power to the motor device; when the battery component is in a low-power state, the auxiliary engine is started to work to drive the generator to generate power, the generator can directly supply power to the motor device, and meanwhile, the battery component is charged.
In the above technical solution, the connection mode of the auxiliary engine and the generator is belt connection or crankshaft connection.
In this technical scheme, be connected through supplementary generator and generator belt, the output shaft of supplementary generator passes through belt and belt pulley transmission power with the input shaft of generator promptly, and the connected mode is simple convenient, easily realizes, is favorable to reduce cost. The auxiliary engine can also be connected with the generator through a crankshaft, namely, an output shaft of the auxiliary engine transmits power to an input shaft of the generator through the crankshaft, so that the transmission efficiency can be improved, and the energy consumption and the pollution emission are further reduced.
In the above technical solution, the auxiliary engine is an atkinson cycle engine.
In the technical scheme, the Atkinson cycle engine is selected as the auxiliary engine, so that the characteristic that the work stroke of the Atkinson cycle engine is larger than the compression stroke can be fully utilized, the combustion efficiency is effectively improved, the output efficiency is further improved, and the energy consumption is reduced.
Furthermore, the microcontroller controls the auxiliary engine to work according to the universal characteristic curve chart, so that the auxiliary engine can always operate in the optimal state of fuel economy, fuel combustion is more sufficient, the combustion efficiency of the engine can be effectively improved, pollutant emission is reduced, and the use cost is reduced.
In the above technical solution, the microcontroller is electrically connected to the motor device, the power generation device, and the battery pack through a controller area network bus.
In the technical scheme, the microcontroller is electrically connected with the motor device, the power generation device and the battery pack through the controller local area network bus, so that the signal transmission is more stable, the response speed is high, the reliability is high, and the automatic control accuracy of the driving system on the mixer truck is improved.
In the above technical solution, the battery pack is a lithium ion battery pack.
In the technical scheme, the lithium ion battery pack is selected through the battery pack, the motor device is powered to drive the mixing drum to rotate, the characteristics of light weight and large capacity of the lithium ion battery can be utilized, the capacity of the battery pack is effectively improved, the utilization rate of the battery pack is further improved in the running process of the mixer truck, the running time of the power generation device is reduced, and therefore energy consumption and pollution emission are reduced.
In the technical scheme, the battery assembly is provided with a charging interface so as to supply power to the battery assembly through an external power supply connected to the charging interface.
In this technical scheme, be equipped with the interface that charges through battery pack, can realize charging for battery pack through inserting external power source, reduce power generation facility's rate of utilization to reduce the not enough possibility of battery pack electric quantity in the churn rotation process, with reduction energy consumption and pollutant discharge. The battery pack is charged through the external power supply before the mixer truck works, the battery pack is preferentially supplied to the motor device to drive the mixer drum to rotate on the way of running, the battery pack is timely supplemented with charge after the mixer truck arrives at a station, and the power generation device is started to run only when the battery pack is insufficient in the running process of the mixer truck, so that the energy consumption and the emission in the mixing process are reduced to the maximum extent, and the possibility that the mixer drum stops on the way of running of the mixer truck is reduced.
In the above technical scheme, the motor device is a motor reducer all-in-one machine.
In this technical scheme, select for use motor reducer all-in-one through the motor device, the accessible motor is with the integration of speed reducer, adjusts output speed in output torque, simplifies the transmission and connects, is favorable to improving transmission efficiency, reduces drive control's complexity, can reduce equipment volume simultaneously, reduces the space and occupies.
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 view of a truck mounted drive system according to an embodiment of the present invention.
Fig. 2 shows a schematic view of a truck mounted drive system according to an embodiment of the present invention.
Fig. 3 shows a schematic view of a truck mounted drive system according to an embodiment of the present invention.
Fig. 4 shows a schematic flow chart of a mixer truck loading drive control method according to an embodiment of the present invention.
Fig. 5 shows a schematic flow chart of a mixer truck loading drive control method according to an embodiment of the present invention.
Fig. 6 shows a schematic flow chart of a mixer truck loading drive control method according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:
1 mixing drum, 2 motor device, 3 battery component, 4 generating device, 41 auxiliary engine, 42 generator and 5 microcontroller.
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.
A truck-mounted drive system according to some embodiments of the present invention is described below with reference to fig. 1-3.
As shown in fig. 1, an embodiment of the present invention provides a driving system for loading on mixer truck, the mixer truck includes a vehicle chassis and a mixing drum disposed on the vehicle chassis, a main engine is disposed on the vehicle chassis, and the driving system for loading on mixer truck includes: the motor device 2 is in transmission connection with the stirring cylinder 1 of the stirring vehicle so as to drive the stirring cylinder 1 to rotate through the motor device 2; a battery pack 3 electrically connected to the motor device 2; and the power generation device 4 is electrically connected with the motor device 2 and provides electric energy for the motor device 2, and the power generation device 4 is electrically connected with the battery component 3 to charge the battery component 3.
In the embodiment, a mixing drum 1 and a motor device 2 in transmission connection with the mixing drum 1 are arranged on a vehicle chassis, so that the mixing drum 1 is driven to rotate, and concrete mixing operation is realized; it should be noted that, through setting up the battery pack 3 that is connected with the electric motor device 2 electricity, provide the electric energy for the operation of electric motor device 2, can realize that the driving system independent operation of the truck facial make-up, need not to rely on the output power of the main engine of truck, still can drive churn 1 and normally carry out the stirring operation when realizing main engine low-speed, idling or the shutdown state, reduce the influence to the concrete mixing quality, and need not to increase the load of main engine, can effectively improve work efficiency, be favorable to reducing main engine discharge capacity and pollutant discharge, reduce cost. Through the power generation facility 4 of being connected with motor device 2 and battery pack 3 electricity, can provide the electric energy for motor device 2, also can charge for battery pack 3 to the realization when battery pack 3's electric quantity is lower, provides the required electric energy of drive churn 1 through power generation facility 4, in order to prevent to influence the concrete quality because of the electric quantity is not enough to lead to churn 1 stall, can effectively increase the mixer continuation of the journey mileage. In addition, compare in the mode through connecting the power takeoff transmission main engine's of main engine power drive churn, the utility model discloses a driving system's on the trucd mixer connected mode is simple convenient, easily realizes, need not the power takeoff transmission power through the structure is complicated, and transmission efficiency is higher.
In an embodiment of the present invention, as shown in fig. 2, the driving system installed on the mixer truck further includes: and the microcontroller 5 is electrically connected with the motor device 2, the power generation device 4 and the battery assembly 3 so as to control the power generation device 4 to operate according to the received electric quantity signal of the battery assembly 3 by the microcontroller 5.
In the technical scheme, the microcontroller 5 electrically connected with the motor device 2, the power generation device 4 and the battery pack 3 can monitor the real-time electric quantity state of the battery pack 3 and the running state of the motor device 2, and control the power generation device 4 to run according to the received electric quantity signal of the battery pack 3 so as to provide electric energy required by the running of the motor device 2, thereby realizing the automatic control of the driving system installed on the mixer truck, reducing the dependence on manual operation, and effectively improving the working efficiency of the driving system installed on the mixer truck and the accuracy of control operation.
Specifically, the microcontroller 5 acquires an electric quantity signal of the battery assembly 3, judges whether the electric quantity value is lower than a preset value or not, and sends a starting instruction to the power generation device 4 if the electric quantity value is lower than the preset value, so that the power generation device 4 is controlled to operate, and the purpose of supplying power to the motor device 2 to drive the mixing drum to rotate is achieved; if the electric quantity value is not lower than the preset value, the current operation state is kept unchanged.
It should be emphasized that the microcontroller 5 may be electrically connected to the power generation device 4, the motor device 2, and the battery pack 3 directly, or may be electrically connected to the power generation device 4, the motor device 2, and the battery pack 3 indirectly by being electrically connected to a control unit of the power generation device 4, a control unit of the motor device 2, and a control unit of the battery pack 3.
In an embodiment of the present invention, as shown in fig. 3, the power generation device 4 specifically includes: a generator 42; and the auxiliary engine 41 is in transmission connection with the generator 42, wherein the generator 42 and the auxiliary engine 41 are electrically connected with the microcontroller 5 so as to drive the generator to generate electricity through the auxiliary engine 41.
In this embodiment, the power generation device 4 specifically includes a generator 42 and an auxiliary engine 41 in transmission connection with the generator 42, so as to convert kinetic energy output by the operation of the auxiliary engine 41 into electric energy output by the generator 42, so that the generator 42 can be driven by the auxiliary engine 41 to generate electricity for the motor device 2 alone, or the battery assembly 3 and the motor device 2 can be simultaneously generated to realize that the motor device 2 drives the mixing drum 1 to perform mixing operation, and thus the normal rotation of the mixing drum 1 can be ensured by the power generation device 4 when the battery assembly 3 is in a low-power state. It can be understood that, in order to save energy, when the battery assembly 3 is sufficient in electric quantity, the motor device 2 is only powered by the battery assembly 3; when the battery assembly 3 is in a low-power state, the auxiliary engine 41 is started to operate to drive the generator 42 to generate power, and the generator 42 can directly supply power to the motor device 2 and charge the battery assembly 3.
In an embodiment of the present invention, the auxiliary engine 41 is connected to the generator 42 by a belt or a crankshaft.
In this embodiment, the auxiliary generator 42 is belt-connected to the generator 42, that is, the output shaft of the auxiliary generator 42 and the input shaft of the generator 42 transmit power through a belt and a pulley, so that the connection mode is simple, convenient and easy to implement, and is beneficial to reducing the cost. The auxiliary engine 41 can also be connected with the generator 42 through a crankshaft, i.e. the output shaft of the auxiliary engine 41 transmits power to the input shaft of the generator 42 through the crankshaft, so that the transmission efficiency can be improved, and the energy consumption and the pollutant emission can be further reduced.
In one embodiment of the present invention, the auxiliary engine 41 is an atkinson cycle engine.
In this embodiment, the atkinson cycle engine is selected as the auxiliary engine 41, and the characteristic that the working stroke of the atkinson cycle engine is larger than the compression stroke can be fully utilized, so that the combustion efficiency is effectively improved, the output efficiency is further improved, and the energy consumption is reduced. The microcontroller 5 controls the auxiliary engine 41 to work according to the universal characteristic curve chart, so that the auxiliary engine 41 can always operate in the optimal state of fuel economy, fuel can be combusted more fully, the combustion efficiency of the engine is effectively improved, the pollutant emission is reduced, and the use cost is reduced.
In one embodiment of the present invention, the microcontroller is electrically connected to the motor device, the power generation device, and the battery pack through a controller area network bus.
In the embodiment, the microcontroller 5 is electrically connected with the motor device 2, the power generation device 4 and the battery component 3 through a controller local area network bus, so that the signal transmission is more stable, the response speed is high, the reliability is high, and the automatic control accuracy of the driving system arranged on the mixer truck is improved.
In an embodiment of the present invention, the battery assembly 3 is a lithium ion battery pack.
In this embodiment, the lithium ion battery pack is selected for the battery assembly 3, and the motor device 2 is supplied with power to drive the mixing drum 1 to rotate, so that the characteristics of light weight and large capacity of the lithium ion battery can be utilized, the capacity of the battery assembly 3 is effectively improved, the utilization rate of the battery assembly 3 is further improved in the driving process of the mixing truck, the running time of the power generation device 4 is reduced, and the energy consumption and the pollution emission are reduced.
The utility model discloses an in the embodiment, battery pack 3 is equipped with the interface that charges to realize the power supply to battery pack 3 through connecting in the external power supply of the interface that charges.
In this embodiment, be equipped with the interface that charges through battery pack 3, can realize charging for battery pack 3 through inserting external power source, reduce power generation facility 4's rate of utilization to reduce the possibility that 3 electric quantities of battery pack are not enough in the rotation process of churn 1, with reduce energy consumption and pollutant discharge. It can be understood that before the mixer truck works, the battery pack 3 is charged through the external power supply, the battery pack 3 is preferentially used for supplying power to the motor device 2 to drive the mixer drum 1 to rotate in the running process, the battery pack 3 is timely supplemented with electric quantity after the mixer truck arrives at a station, and the power generation device 4 is started to run only when the battery pack 3 is insufficient in the running process of the mixer truck, so that the energy consumption and the emission in the mixing process are reduced to the maximum extent, and the possibility that the mixer drum 1 stops running in the running process of the mixer truck is reduced.
In an embodiment of the present invention, the motor device 2 is a motor reducer all-in-one machine.
In this embodiment, choose motor speed reducer all-in-one through motor device 2, accessible motor and speed reducer's integration adjusts output rotational speed when output torque, simplifies the transmission and connects, is favorable to improving transmission efficiency, reduces drive control's complexity, can reduce equipment volume simultaneously, reduces the space and occupies.
The driving control method for the mixer truck according to an embodiment of the present invention is, as shown in fig. 4, used in the driving system for the mixer truck according to any one of the above embodiments, and step S10 is performed to obtain the electric quantity value of the battery assembly; step S20, determining whether the electric quantity value is smaller than a first threshold value; step S30, if the electric quantity value is not less than the first threshold value, go to step S10; if the electric quantity value is smaller than the first threshold value, the power generation device is controlled to operate, power is supplied to the motor device so as to drive the mixing drum to rotate, and meanwhile, the power generation device is controlled to charge the battery pack.
In this embodiment, through step S10, the state of charge of the battery assembly is monitored in real time to provide a basis for the subsequent determination step. Through step S20, whether to start the power generation device is determined, and the first threshold may be set in advance, so that the microcontroller in the driving system mounted on the mixer truck may automatically complete calculation and judgment by comparing the electric quantity value of the battery assembly with the first threshold, thereby reducing dependence on manual operation, and having higher accuracy and sensitivity. Through step S30, the electric energy required by the rotation of the mixing drum is timely provided through the power generation device when the electric quantity of the battery pack is low, automatic control is realized, the mixing quality of concrete is prevented from being influenced by the stop of the mixing drum caused by insufficient electric quantity in the mixing process, and the continuity of mixing operation is ensured. Meanwhile, the power generation device is controlled to charge the battery assembly, so that when the electric quantity value of the battery assembly is lower than the first threshold value, certain electric quantity is quickly recovered, and power can be supplied to the motor device again, the utilization rate of the battery assembly in one working task can be improved, the utilization rate of the power generation device is reduced, the energy consumption and pollution emission of an auxiliary engine of the power generation device in the operation process of the mixing drum are reduced, and energy conservation and emission reduction are facilitated.
Specifically, a microcontroller in the driving system mounted on the mixer truck acquires an electric quantity signal of the battery assembly, judges whether the electric quantity value is lower than a first threshold value or not, and sends a starting instruction to the power generation device if the electric quantity value is lower than the first threshold value, so that the power generation device is controlled to operate, and power is supplied to the motor device to drive the mixing drum to rotate.
Preferably, the first threshold is 5% of the total electric quantity of the battery assembly, the electric quantity of the battery assembly can be fully utilized, the running time of the power generation device is reduced, meanwhile, the stirring drum can not stop running, and cost reduction is facilitated. The power generation device in the driving system mounted on the mixer truck comprises an auxiliary engine and a generator electrically connected with the auxiliary engine, wherein the auxiliary engine is an internal combustion engine, consumes fuel during operation and causes pollution emission.
It can be understood that if first threshold value sets for too high, be unfavorable for the effective utilization of battery pack electric quantity, if first threshold value sets for too low, cause power generation facility just to open the battery pack electric quantity and exhaust promptly and lead to churn stall or rotational speed to reduce easily, influence concrete mixing quality.
In an embodiment of the present invention, as shown in fig. 5, the driving control method for loading on the mixer truck includes: step S10, acquiring the electric quantity value of the battery pack; step S20, determining whether the electric quantity value is smaller than a first threshold value; step S30, if the electric quantity value is not less than the first threshold value, go to step S10; if the electric quantity value is smaller than the first threshold value, controlling the power generation device to operate, supplying power to the motor device to drive the mixing drum to rotate, and simultaneously controlling the power generation device to charge the battery assembly; step S40, when the power generation device is controlled to charge the battery pack, judging whether the electric quantity value of the battery pack is larger than a second threshold value; and step S50, if the electric quantity value is larger than the second threshold value, controlling the power generation device to stop, controlling the battery assembly to supply power to the motor device, and turning to step S10. Wherein the second threshold is greater than the first threshold.
In this embodiment, on the basis of the embodiment shown in fig. 4, steps S40 to S50 are added, and a basis for determining whether to control the power generation device is provided through step S40, i.e., through the magnitude relationship between the electric quantity value of the battery assembly and the second threshold value. Specifically, through step S50, when the electric quantity value is greater than the second threshold, the electric quantity of the battery assembly reaches a state where the electric power can be independently supplied to the motor apparatus, and at this time, the power generation apparatus is controlled to stop, so that the electric quantity of the battery assembly can be effectively utilized, and the usage rate of the power generation apparatus is reduced, thereby reducing energy consumption and pollutant emission, and then the method proceeds to step S10, and the previous method steps are repeated. And determining a charging time period for the battery assembly when the second threshold is larger than the first threshold so as to accurately control the stop of the power generation device through the electric quantity value of the battery assembly. It will be appreciated that if the second threshold is less than or equal to the first threshold, a conflict may occur between the commands for controlling the power plant to shut down and to turn on.
Preferably, the second threshold is 30% of the total electric quantity of the battery assembly, so that the battery assembly can continuously supply power to the motor device for a period of time in the shutdown state of the power generation device, and the running time of the power generation device is reduced, so as to reduce energy consumption and pollutant emission.
In an embodiment of the present invention, as shown in fig. 6, the driving control method for loading on the mixer truck includes: step S10, acquiring the electric quantity value of the battery pack; step S20, determining whether the electric quantity value is smaller than a first threshold value; step S30, if the electric quantity value is not less than the first threshold value, go to step S10; if the electric quantity value is smaller than the first threshold value, controlling the power generation device to operate, supplying power to the motor device to drive the mixing drum to rotate, and simultaneously controlling the power generation device to charge the battery assembly; step S40, when the power generation device is controlled to charge the battery pack, judging whether the electric quantity value of the battery pack is larger than a second threshold value; step S50, if the electric quantity value is larger than the second threshold value, controlling the power generation device to stop, controlling the battery assembly to supply power to the motor device, and turning to step S10; if the electric quantity value is less than or equal to the second threshold value in the step S40, executing a step S60, determining whether a shutdown command corresponding to the power generation device is received, and generating a first determination result; if the first determination result is negative, the process proceeds to step S40; if the first judgment result is yes, executing step S70, judging whether the electric quantity value is greater than a third threshold value according to the shutdown instruction, and generating a second judgment result; if the second determination result is negative, the process proceeds to step S40; if the second judgment result is yes, controlling the power generation device to stop, controlling the battery assembly to supply power to the motor device, and turning to step S10; wherein the second threshold is greater than a third threshold, which is greater than the first threshold.
In this embodiment, steps S60 to S70 are added after step S40 on the basis of the embodiment shown in fig. 5, and by step S60, when the electric quantity value is less than or equal to the second threshold value, whether a stop command signal corresponding to the power generation device is received is monitored in real time, and a first judgment result is generated; when the stop command of the power generation device is not received, the step goes to step S40, when the stop command corresponding to the power generation device is received, the step S70 provides a basis for determining whether to control the power generation device to stop according to the magnitude relation between the electric quantity value of the battery pack and the third threshold, and when the second judgment result is no, the step S40 is carried out; if the second determination result is yes, the power generation device is controlled to stop, the battery pack is controlled to supply power to the motor device, and the process proceeds to step S10. When the first judgment result and the second judgment result are both 'yes', the power generation device is controlled to stop, the battery assembly is controlled to supply power to the motor device, and when at least one of the first judgment result or the second judgment result is 'no', the current running state is kept unchanged, the power generation device can be prevented from being manually controlled to stop when the electric quantity of the battery assembly is close to the first threshold value, so that the phenomenon that the power generation device is repeatedly stopped and started in a short time is reduced, and the power generation device is prevented from being broken down to influence the normal rotation of the mixing drum. It can be understood that the driving system installed on the mixer truck can receive a manual control instruction to change the running state in the running process, for example, when the mixer truck is closer to a destination station, and the power generation device is running at the moment, the power generation device can be controlled to stop by sending the manual control instruction so as to utilize the residual electric quantity of the battery component to complete the power supply task for the motor device in the residual stroke, the electric quantity of the battery component can be effectively utilized, the utilization rate of the power generation device is reduced, and therefore energy consumption and pollution emission are reduced.
Preferably, the third threshold is 15% of the total electric quantity of the battery pack, so that the power generation device cannot be restarted in a short time after being stopped under the control of the manual stop instruction, and simultaneously, the remaining electric quantity of the battery pack can be effectively utilized. It can be understood that the setting of the third threshold value is too high, which is not favorable for the effective utilization of the remaining capacity of the battery assembly; the third threshold is set too low and is close to the first threshold, so that the electric quantity of the battery assembly is easily reduced to be below the first threshold after the power generation device is shut down, the power generation device can be started again to operate, and the manual shutdown instruction is meaningless.
Above combine the figure to explain in detail the technical scheme of the utility model, but the trucd mixer facial make-up actuating system independent operation need not to rely on the output power of the main engine of trucd mixer to can realize automatic control, can effectively improve work efficiency, prevent to influence the stirring quality of concrete because of the electric quantity is not enough to lead to the churn stall, and need not to increase the load of main engine, be favorable to reducing main engine discharge capacity and pollutant discharge, reduce cost.
In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited 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 invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
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 (9)
1. The utility model provides a driving system is adorned on trucd mixer for the trucd mixer, the trucd mixer includes vehicle chassis and locates churn on the vehicle chassis, be equipped with main engine on the vehicle chassis, its characterized in that includes
The motor device is in transmission connection with the stirring drum of the stirring vehicle so as to drive the stirring drum to rotate through the motor device;
a battery assembly electrically connected to the motor device;
and the power generation device is electrically connected with the motor device and provides electric energy for the motor device, and the power generation device is electrically connected with the battery pack to charge the battery pack.
2. The truck-mounted drive system of claim 1, further comprising:
and the microcontroller is electrically connected with the motor device, the power generation device and the battery pack so as to realize that the microcontroller controls the power generation device to operate according to the received electric quantity signal of the battery pack.
3. The truck mixer drive system of claim 2, wherein the power generation assembly comprises:
a generator;
an auxiliary engine in driving connection with the generator,
wherein the generator and the auxiliary engine are electrically connected with the microcontroller to drive the generator to generate electricity through the auxiliary engine.
4. The truck-mounted drive system of claim 3, wherein the auxiliary engine is coupled to the generator by a belt or crankshaft coupling.
5. The mixer vehicle on-board drive system of claim 3, wherein the auxiliary engine is an Atkinson cycle engine.
6. The truck-mounted drive system of claim 2, wherein the microcontroller is electrically connected to the motor means, the power generation means, and the battery assembly via a controller area network bus.
7. The truck-mounted drive system of claim 1, wherein the battery assembly is a lithium ion battery pack.
8. The drive system of claim 1, wherein the battery pack is provided with a charging interface to supply power to the battery pack via an external power source connected to the charging interface.
9. The truck mixer drive system of claim 1 wherein the motor means is a motor reducer all-in-one machine.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110116458A (en) * | 2019-06-26 | 2019-08-13 | 三一专用汽车有限责任公司 | Drive system is filled on mixer truck, drive control method is filled on mixer truck |
CN112590651A (en) * | 2020-05-22 | 2021-04-02 | 河北中瑞汽车制造有限公司 | Control method for power system installed on mixer truck |
-
2019
- 2019-06-26 CN CN201920975414.4U patent/CN210415005U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110116458A (en) * | 2019-06-26 | 2019-08-13 | 三一专用汽车有限责任公司 | Drive system is filled on mixer truck, drive control method is filled on mixer truck |
CN112590651A (en) * | 2020-05-22 | 2021-04-02 | 河北中瑞汽车制造有限公司 | Control method for power system installed on mixer truck |
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