CN105480088A - Vehicle-mounted pump - Google Patents
Vehicle-mounted pump Download PDFInfo
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- CN105480088A CN105480088A CN201510866281.3A CN201510866281A CN105480088A CN 105480088 A CN105480088 A CN 105480088A CN 201510866281 A CN201510866281 A CN 201510866281A CN 105480088 A CN105480088 A CN 105480088A
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- Prior art keywords
- power
- mouth
- pumping
- gear box
- vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K25/00—Auxiliary drives
- B60K25/06—Auxiliary drives from the transmission power take-off
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K25/00—Auxiliary drives
- B60K25/06—Auxiliary drives from the transmission power take-off
- B60K2025/065—Auxiliary drives from the transmission power take-off the transmission being fluidic, e.g. hydraulic
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Abstract
The invention provides a vehicle-mounted pump. The vehicle-mounted pump comprises a vehicle body chassis, an output shifting device, a hydraulic system, a pumping system and a control system, wherein an engine is arranged on the vehicle body chassis, and is provided with at least two power curves; the output shifting device is provided with an input end, a first output end and a second output end, wherein the input end is connected with the engine, the first output end is connected with a driving unit of the vehicle body chassis, and the power of the input end can be selectively transmitted to the first output end or the second output end; the hydraulic system comprises an oil pump, and the second output end is connected with the oil pump in a driving manner; the pumping system comprises a main oil cylinder and a transportation cylinder driven by the main oil cylinder, and the oil pump is connected with the main oil cylinder of the pumping system through a pipeline; according to actual demands, the control system can control the engine to operate according to a certain power curve. According to the vehicle-mounted pump disclosed by the invention, uploading power is omitted, so that the pumping power is large, the power is strong, the efficiency is high, besides, the equipment cost of products is reduced, and the mounting space of the products is saved.
Description
Technical field
The present invention relates to construction implement field, more specifically, relate to a kind of Vehicle loaded pump.
Background technology
At present, existing Vehicle loaded pump divides by pumping power and mainly contains two types: above fill power car pump and hybrid Vehicle loaded pump, the Vehicle loaded pump of this two type all need to equip on chassis of vehicle body one independently driving engine for pumping.Wherein, what upper dress power car pump adopted is conventional type Vehicle loaded pump, and its engine in situ is used for travelling, and this just needs to equip a driving engine on chassis of vehicle body and is specifically designed to pumping and improves cost of product; The upper mounted engine of hybrid Vehicle loaded pump is used for pumping, and its engine in situ also drives oil pump for pumping by installing power takeoff additional except except travelling, and be generally bavin electric hybrid, and chassis power is little, overall pumping efficiency is low.
Therefore, proposing one does not need dress power, and the Vehicle loaded pump that pump power is large, power is strong, efficiency is high just seems very necessary.
Summary of the invention
The present invention is intended at least to solve one of technical matters existed in prior art.
For this reason, one object of the present invention is, provides a kind of Vehicle loaded pump, does not need dress power, and pump power is large, power is strong, efficiency is high, can reduce the equipment cost of product and save the installing space of product.
For achieving the above object, embodiment provides a kind of Vehicle loaded pump according to a first aspect of the present invention, comprising: chassis of vehicle body, and described chassis of vehicle body is provided with driving engine, and described driving engine at least has two horsepower curvies; Output switching device, described output switching device has input end, the first mouth and the second mouth, described input end is connected with described driving engine, the driver element of described first mouth and described chassis of vehicle body is in transmission connection, and the power of described input end selectively passes to described first mouth or the second mouth; Hydraulic efficiency pressure system, comprises oil pump, and described second mouth is connected with described oil pump transmission; Pumparound, the conveying cylinder comprising master cylinder and driven by described master cylinder, described oil pump is connected by the master cylinder of pipeline with described pumparound; Control system, the detecting unit comprising control unit and be connected with described control unit, described detecting unit is for obtaining the work condition state signal of described Vehicle loaded pump, and described control unit is used for driving engine described in the work condition state signal control fed back according to described detecting unit and operates according to predetermined horsepower curve.
Vehicle loaded pump according to an embodiment of the invention, by arranging output switching device by between the driving engine on chassis of vehicle body and the oil pump in hydraulic efficiency pressure system, the input end of output switching device connects with driving engine, first mouth of output switching device is connected with the driver element of chassis of vehicle body, for driving car body, second mouth of output switching device connects with oil pump, and oil pump is connected with the master cylinder of pumparound by pipeline again; Wherein, driving engine has at least two horsepower curvies, operates when driving engine exports driving dynamics according to the horsepower curve that horsepower output is less; When constructing, need larger power, now, driving engine operates according to the horsepower curve that horsepower output is larger, and output switching device can, by the powershift of driving engine to oil pump, make oil pump drive the master cylinder work of pumparound, it is more powerful, power is stronger, efficiency is high, and eliminate dress power, reduce the productive costs of product, save the installing space for upper dress power.
In addition, the Vehicle loaded pump driving system provided according to the above embodiment of the present invention also has following additional technical feature:
In technique scheme, preferably, output switching device is change speed gear box, and described input end is the input shaft of described change speed gear box, and described first mouth is the power take-off shaft of described change speed gear box, and described second mouth is the power taking output shaft of described change speed gear box.
Vehicle loaded pump according to an embodiment of the invention, output switching device directly can select change speed gear box, and the input shaft that change speed gear box has, power take-off shaft and power taking output shaft are respectively as the input end of output switching device, the first mouth and the second mouth.The Power output of driving engine directly can be switched to driver element or the oil pump of car body by the change speed gear box with above structure, simplifies the power output structure of Vehicle loaded pump of the present invention.
In above-mentioned arbitrary technical scheme, preferably, described change speed gear box is provided with power takeoff, described power takeoff is in transmission connection between described power taking output shaft and described oil pump.
Vehicle loaded pump according to an embodiment of the invention, one end of power takeoff and the power taking output shaft of change speed gear box are in transmission connection, the other end is connected with oil pump transmission, Vehicle loaded pump can be made by its original driven by engine oil pump running, mounted engine is not needed to provide power for oil pump, relative to general upper dress power Vehicle loaded pump, Vehicle loaded pump of the present invention simplifies pumping power output structure by power takeoff, and significantly reduces the productive costs of Vehicle loaded pump.
In above-mentioned arbitrary technical scheme, preferably, the input shaft of described change speed gear box and be provided with arrangement of clutch between described power take-off shaft and power taking output shaft, the input shaft of described change speed gear box is selectively driven with described power take-off shaft or power taking output shaft by described arrangement of clutch and is connected.
Vehicle loaded pump according to an embodiment of the invention, arrangement of clutch can control driving engine by output shaft or power taking output shaft outputting power, and then power is used for travelling or pumping, improve the degree of utilization of original driving engine, eliminate the upper dress power plant of general Vehicle loaded pump.
In above-mentioned arbitrary technical scheme, preferably, also comprise change speed gear box, described output switching device is auxiliary gear box, described auxiliary gear box has described input end, described first mouth and described second mouth, and described input end is connected with described driving engine by described change speed gear box.
Vehicle loaded pump according to an embodiment of the invention, output switching device is chosen as auxiliary gear box, the input end of output switching device is the input end of auxiliary gear box, auxiliary gear box also has the first mouth and the second mouth, first mouth of auxiliary gear box and output shaft are in transmission connection, second mouth of auxiliary gear box is connected with oil pump transmission, auxiliary gear box has transmission handoff functionality, during powershift to the first mouth that input shaft transmits by auxiliary gear box, transmission of power is to output shaft, realize driving functions, during powershift to the second mouth that input shaft transmits by auxiliary gear box, transmission of power is to oil pump, oil pump is made to drive pumparound to realize pumping work.
In above-mentioned arbitrary technical scheme, preferably, described work condition state signal comprises motoring condition signal and pumping state signal, described control system is used for driving engine according to described motoring condition signal control and operates according to the first horsepower curve, described control system is used for driving engine according to described pumping state signal control and operates according to the second horsepower curve, and described driving engine is less than by horsepower output during the second horsepower curve running by horsepower output during the first horsepower curve running.
Vehicle loaded pump according to an embodiment of the invention, the work condition state signal that the detecting unit of control system can detect comprises motoring condition signal and pumping state signal, the road horsepower of Vehicle loaded pump is lower, the control unit of control system operates according to the first horsepower curve according to motoring condition signal control driving engine, and now the horsepower output of driving engine is lower; The pump power of Vehicle loaded pump is higher, and the control unit of control system is according to pumping state signal control driving engine peace according to the second horsepower curve running, and now the horsepower output of driving engine is higher, and relatively general double power vehicle-mounted pump, its pump function is stronger.
In above-mentioned arbitrary technical scheme, preferably, described detecting unit for detecting the state that is in transmission connection of described output switching device, and sends corresponding work condition state signal according to the state that is in transmission connection of described output switching device to described control unit.
Vehicle loaded pump according to an embodiment of the invention, after detecting unit detects the state that is in transmission connection of output switching device, corresponding motoring condition signal or pumping state signal can be sent according to the state that is in transmission connection of output switching device to control unit, make control unit select corresponding horsepower output according to motoring condition signal or pumping state signal control driving engine.
In above-mentioned arbitrary technical scheme, preferably, described control system is also provided with pumping/traveling change-over switch, described pumping/traveling change-over switch comprises pumping mode and driving mode, when switching to driving mode, described control system is for controlling described output switching device by the transmission of power of described input end to described first mouth; When switching to pumping mode, described control system is for controlling described output switching device by the transmission of power of described input end to described second mouth.
Vehicle loaded pump according to an embodiment of the invention, pumping/traveling change-over switch can switch to pumping mode or driving mode, when pumping/traveling change-over switch switches to driving mode, the transmission of power of the input end of output switching device gives the first mouth, transmission of power to the driver element of chassis of vehicle body, is realized the driving functions of Vehicle loaded pump by the first mouth; When pumping/traveling change-over switch switches to pumping mode, the transmission of power of the input end of output switching device gives the second mouth, and transmission of power to the oil pump in pumparound, is realized the pump function of Vehicle loaded pump by the second mouth.
In above-mentioned arbitrary technical scheme, preferably, described detecting unit for obtaining the switching state of described pumping/traveling change-over switch, and for sending corresponding work condition state signal according to the switching state of described pumping/traveling change-over switch detected to described control unit.
Vehicle loaded pump according to an embodiment of the invention, the switching state of detecting unit direct-detection pumping/traveling change-over switch, if pumping/traveling change-over switch switches to pumping mode, detecting unit will send pumping status signal to control unit, driving engine will be controlled according to corresponding second horsepower curve running after control unit receives pumping state signal, if pumping/traveling change-over switch switches to driving mode, detecting unit will send motoring condition signal to control unit, driving engine will be controlled according to corresponding first horsepower curve running after control unit receives motoring condition signal.
In above-mentioned arbitrary technical scheme, preferably, also comprise hydraulic reservoir, water tank, operator's station and air cooler, described chassis of vehicle body also comprises vehicle frame, described pumparound is arranged at described central frame beam, and described hydraulic reservoir, water tank, operator's station and air cooler are positioned at the top of described vehicle frame.
Vehicle loaded pump according to an embodiment of the invention, chassis of vehicle body is also provided with vehicle frame, and pumparound is arranged on the zone line of vehicle frame, is provided with the equipment such as hydraulic reservoir, water tank, operator's station and air cooler above vehicle frame.
Provide in description part below according to additional aspect of the present invention and advantage, part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the device distribution schematic diagram had on the vehicle frame of Vehicle loaded pump of the present invention;
Fig. 2 is the drive mechanism schematic diagram of an embodiment of Vehicle loaded pump in Fig. 1.
Reference numeral in Fig. 1 and Fig. 2 and the corresponding relation between component names are:
1 chassis of vehicle body, 2 oil pumps, 3 pumparounds, 4 auxiliary gear boxs, 5 vehicle frames, 6 hydraulic reservoirs, 7 water tanks, 8 operator's stations, 9 air coolers.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from mode described here to implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
As depicted in figs. 1 and 2, embodiment provides a kind of Vehicle loaded pump driving system according to a first aspect of the present invention,
Comprise: chassis of vehicle body 1, described chassis of vehicle body 1 is provided with driving engine, described driving engine at least has two horsepower curvies; Output switching device, described output switching device has input end, the first mouth and the second mouth, described input end is connected with described driving engine, the driver element of described first mouth and described chassis of vehicle body 1 is in transmission connection, and the power of described input end selectively passes to described first mouth or the second mouth; Hydraulic efficiency pressure system, comprises oil pump 2, and described second mouth and described oil pump 2 are in transmission connection; Pumparound 3, the conveying cylinder comprising master cylinder and driven by described master cylinder, described oil pump 2 is connected by the master cylinder of pipeline with described pumparound 3; Control system, the detecting unit comprising control unit and be connected with described control unit, described detecting unit is for obtaining the work condition state signal of described Vehicle loaded pump, and described control unit is used for driving engine described in the work condition state signal control fed back according to described detecting unit and operates according to predetermined horsepower curve.
Vehicle loaded pump according to an embodiment of the invention, by arranging output switching device by the driving engine on chassis of vehicle body 1 and between the oil pump in hydraulic efficiency pressure system 2, the input end of output switching device is connected with driving engine, first mouth of output switching device and the driver element of chassis of vehicle body 1 are in transmission connection, for driving car body, second mouth and the oil pump 2 of output switching device are in transmission connection, and oil pump 2 is connected by the master cylinder of pipeline with pumparound 3 again; Wherein, driving engine has at least two horsepower curvies, operates when driving engine exports driving dynamics according to the horsepower curve that horsepower output is less; When constructing, need larger power, now, driving engine operates according to the horsepower curve that horsepower output is larger, and output switching device can, by the powershift of driving engine to oil pump 2, make oil pump 2 drive the master cylinder work of pumparound 3, it is more powerful, power is stronger, efficiency is high, and eliminate dress power, reduce the productive costs of product, save the installing space for upper dress power.
When Vehicle loaded pump needs to travel, " traveling " switch in change-over switch that operating personal is pressed " pumping/traveling ", now, the output switching device of Vehicle loaded pump switches being in transmission connection of mouth, makes driving engine export driving dynamics, after Vehicle loaded pump recognizes driving cycle, automatic adjustment driving engine operates according to the horsepower curve that horsepower output is less, make traveling more fuel-efficient, the now unpowered input of oil pump 2, does not work; When Vehicle loaded pump needs pumping, " pumping " switch in change-over switch that operating personal is pressed " pumping/traveling ", now, the output switching device of Vehicle loaded pump switches being in transmission connection of mouth, makes the transmission of power of driving engine to oil pump 2, makes oil pump 2 drive pumparound 3 to work, after Vehicle loaded pump recognizes pumping operating mode, automatic adjustment driving engine is according to the running of larger horsepower curve, and now engine power is large, power strong, and pumparound 3 work efficiency is high.Relatively existing Vehicle loaded pump, Vehicle loaded pump driving system of the present invention eliminates the upper dress power of Vehicle loaded pump, reduce the productive costs of product, save the installing space for upper dress power, make space on the vehicle frame 5 of Vehicle loaded pump more sufficient, be convenient to maintenance and the maintenance of oil pump 2, also can load more material on vehicle frame 5.
In addition, the Vehicle loaded pump driving system provided according to the above embodiment of the present invention also has following additional technical feature:
In one embodiment of the invention, output switching device is change speed gear box, and described input end is the input shaft of described change speed gear box, and described first mouth is the power take-off shaft of described change speed gear box, and described second mouth is the power taking output shaft of described change speed gear box.
In this embodiment, output switching device directly can select change speed gear box, and the input shaft that change speed gear box has, power take-off shaft and power taking output shaft are respectively as the input end of output switching device, the first mouth and the second mouth.The Power output of driving engine directly can be switched to driver element or the oil pump 2 of chassis of vehicle body 1 by the change speed gear box with above structure, simplifies the power output structure of Vehicle loaded pump of the present invention.
As shown in Figure 2, in one embodiment of the invention, described change speed gear box is provided with power takeoff, described power takeoff is in transmission connection between described power taking output shaft and described oil pump 2.
In this embodiment, one end of power takeoff and the power taking output shaft of change speed gear box are in transmission connection, the other end and oil pump 2 are in transmission connection, Vehicle loaded pump can be made to be operated by its original driven by engine oil pump 2, mounted engine is not needed to provide power for oil pump 2, relative to general upper dress power Vehicle loaded pump, Vehicle loaded pump of the present invention simplifies power output structure by power takeoff, and significantly reduces the productive costs of Vehicle loaded pump.
In one embodiment of the invention, the input shaft of described change speed gear box and be provided with arrangement of clutch between described power take-off shaft and power taking output shaft, the input shaft of described change speed gear box is selectively in transmission connection with described power take-off shaft or power taking output shaft by described arrangement of clutch.
In this embodiment, arrangement of clutch can control driving engine by output shaft or power taking output shaft outputting power, and then is used for by power travelling or pumping, improves the degree of utilization of original driving engine, eliminates the upper dress power plant of general Vehicle loaded pump.
As shown in Figure 2, in another embodiment of the present invention, also comprise change speed gear box, described output switching device is auxiliary gear box 4, described auxiliary gear box 4 has described input end, described first mouth and described second mouth, and described input end is connected with described driving engine by described change speed gear box.
In this embodiment, output switching device is chosen as auxiliary gear box 4, the input end of output switching device is the input end of auxiliary gear box 4, auxiliary gear box 4 also has the first mouth and the second mouth, first mouth of auxiliary gear box 4 and output shaft are in transmission connection, second mouth and the oil pump 2 of auxiliary gear box 4 are in transmission connection, auxiliary gear box 4 has transmission handoff functionality, during powershift to the first mouth that input shaft transmits by auxiliary gear box 4, transmission of power is to output shaft, realize driving functions, during powershift to the second mouth that input shaft transmits by auxiliary gear box 4, transmission of power is to oil pump 2, oil pump 2 is made to drive pumparound to realize pumping work.
In one embodiment of the invention, described work condition state signal comprises motoring condition signal and pumping state signal, described control system is used for driving engine according to described motoring condition signal control and operates according to the first horsepower curve, described control system is used for driving engine according to described pumping state signal control and operates according to the second horsepower curve, and described driving engine is less than by horsepower output during the second horsepower curve running by horsepower output during the first horsepower curve running.
In this embodiment, the work condition state signal that the detecting unit of control system can detect comprises motoring condition signal and pumping state signal, the road horsepower of Vehicle loaded pump is lower, the control unit of control system operates according to the first horsepower curve according to motoring condition signal control driving engine, and now the horsepower output of driving engine is lower; The pump power of Vehicle loaded pump is higher, and the control unit of control system is according to pumping state signal control driving engine peace according to the second horsepower curve running, and now the horsepower output of driving engine is higher, and relatively general double power vehicle-mounted pump, its pump function is stronger.
In one embodiment of the invention, described detecting unit for detecting the state that is in transmission connection of described output switching device, and sends corresponding working condition signal according to the state that is in transmission connection of described output switching device to described control unit.
In this embodiment, after detecting unit detects the state that is in transmission connection of output switching device, corresponding motoring condition signal or pumping state signal can be sent according to the state that is in transmission connection of output switching device to control unit, make control unit select corresponding horsepower output according to motoring condition signal or pumping state signal control driving engine.
In one embodiment of the invention, described control system is also provided with pumping/traveling change-over switch, described pumping/traveling change-over switch comprises pumping mode and driving mode, when switching to driving mode, described control system is for controlling described output switching device by the transmission of power of described input end to described first mouth; When switching to pumping mode, described control system is for controlling described output switching device by the transmission of power of described input end to the second mouth.
In this embodiment, pumping/traveling change-over switch can switch to pumping mode or driving mode, when pumping/traveling change-over switch switches to driving mode, the transmission of power of the input end of output switching device gives the first mouth, transmission of power to the driver element of chassis of vehicle body 1, is realized the driving functions of Vehicle loaded pump by the first mouth; When pumping/traveling change-over switch switches to pumping mode, the transmission of power of the input end of output switching device gives the second mouth, and transmission of power to the oil pump 2 in pumparound, is realized the pump function of Vehicle loaded pump by the second mouth.
In another embodiment of the present invention, described detecting unit for obtaining the switching state of described pumping/traveling change-over switch, and for sending corresponding work condition state signal according to the switching state of described pumping/traveling change-over switch detected to described control unit.
In this embodiment, the switching state of detecting unit direct-detection pumping/traveling change-over switch, if pumping/traveling change-over switch switches to pumping mode, detecting unit will send pumping status signal to control unit, driving engine will be controlled according to corresponding second horsepower curve running after control unit receives pumping state signal, if pumping/traveling change-over switch switches to driving mode, detecting unit will send motoring condition signal to control unit, will control driving engine according to corresponding first horsepower curve running after control unit receives motoring condition signal.
As shown in Figure 1, in another embodiment of the present invention, also comprise hydraulic reservoir 6, water tank 7, operator's station 8 and air cooler 9, described chassis of vehicle body 1 also comprises vehicle frame 5, described pumparound is arranged in the middle of described vehicle frame 5, and described hydraulic reservoir 6, water tank 7, operator's station 8 and air cooler 9 are positioned at the top of described vehicle frame 5.
In this embodiment, chassis of vehicle body 1 is also provided with vehicle frame 5, pumparound 3 is arranged on the zone line of vehicle frame 5, is provided with the necessarieses such as hydraulic reservoir 6, water tank 7, operator's station 8 and air cooler 9 above vehicle frame 5.
In the description of this specification sheets, term " connection ", " installation ", " fixing " etc. all should be interpreted broadly, and such as, " connection " can be in transmission connection, and also can be that power connects; Can be that direct-drive connects or power connects, also can be connected by mediation member indirect drive or power connection.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this specification sheets, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a Vehicle loaded pump, is characterized in that, comprising:
Chassis of vehicle body, described chassis of vehicle body is provided with driving engine, and described driving engine at least has two horsepower curvies;
Output switching device, described output switching device has input end, the first mouth and the second mouth, described input end is connected with described driving engine, described first mouth is connected with the driver element of described chassis of vehicle body, and the power of described input end selectively passes to described first mouth or the second mouth;
Hydraulic efficiency pressure system, comprises oil pump, and described second mouth drives with described oil pump and is connected;
Pumparound, the conveying cylinder comprising master cylinder and driven by described master cylinder, described oil pump is connected by the master cylinder of pipeline with described pumparound;
Control system, the detecting unit comprising control unit and be connected with described control unit, described detecting unit is for obtaining the work condition state signal of described Vehicle loaded pump, and described control unit is used for driving engine described in the work condition state signal control fed back according to described detecting unit and operates according to predetermined horsepower curve.
2. Vehicle loaded pump according to claim 1, it is characterized in that, output switching device is change speed gear box, and described input end is the input shaft of described change speed gear box, described first mouth is the power take-off shaft of described change speed gear box, and described second mouth is the power taking output shaft of described change speed gear box.
3. Vehicle loaded pump according to claim 2, is characterized in that, described change speed gear box is provided with power takeoff, and described power takeoff is in transmission connection between described power taking output shaft and described oil pump.
4. Vehicle loaded pump according to claim 2, it is characterized in that, the input shaft of described change speed gear box and be provided with arrangement of clutch between described power take-off shaft and power taking output shaft, the input shaft of described change speed gear box is selectively driven with described power take-off shaft or power taking output shaft by described arrangement of clutch and is connected.
5. Vehicle loaded pump according to claim 1, it is characterized in that, also comprise change speed gear box, described output switching device is auxiliary gear box, described auxiliary gear box has described input end, described first mouth and described second mouth, and described input end is connected with described driving engine by described change speed gear box.
6. Vehicle loaded pump according to any one of claim 1 to 5, it is characterized in that, described work condition state signal comprises motoring condition signal and pumping state signal, described control system is used for driving engine according to described motoring condition signal control and operates according to the first horsepower curve, described control system is used for driving engine according to described pumping state signal control and operates according to the second horsepower curve, and described driving engine is less than by horsepower output during the second horsepower curve running by horsepower output during the first horsepower curve running.
7. Vehicle loaded pump according to any one of claim 1 to 5, it is characterized in that, described detecting unit for detecting the coupled condition of described output switching device, and sends corresponding working condition signal according to the coupled condition of described output switching device to described control unit.
8. Vehicle loaded pump according to any one of claim 1 to 5, it is characterized in that, described control system is also provided with pumping/traveling change-over switch, described pumping/traveling change-over switch comprises pumping mode and driving mode, when switching to driving mode, described control system is for controlling described output switching device by the transmission of power of described input end to described first mouth; When switching to pumping mode, described control system is for controlling described output switching device by the transmission of power of described input end to the second mouth.
9. Vehicle loaded pump according to claim 8, it is characterized in that, described detecting unit is for obtaining the switching state of described pumping/traveling change-over switch, and the work condition state signal for sending to described control unit according to the switching state of the described pumping/traveling change-over switch detected.
10. Vehicle loaded pump according to any one of claim 1 to 5, it is characterized in that, also comprise hydraulic reservoir, water tank, operator's station and air cooler, described chassis of vehicle body also comprises vehicle frame, described pumparound is arranged at described central frame beam, and described hydraulic reservoir, water tank, operator's station and air cooler are positioned at the top of described vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510866281.3A CN105480088A (en) | 2015-12-01 | 2015-12-01 | Vehicle-mounted pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510866281.3A CN105480088A (en) | 2015-12-01 | 2015-12-01 | Vehicle-mounted pump |
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| CN105480088A true CN105480088A (en) | 2016-04-13 |
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| CN201510866281.3A Pending CN105480088A (en) | 2015-12-01 | 2015-12-01 | Vehicle-mounted pump |
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Application publication date: 20160413 |