CN203960938U - A kind of excavator plateau self-adapting power controller - Google Patents
A kind of excavator plateau self-adapting power controller Download PDFInfo
- Publication number
- CN203960938U CN203960938U CN201420029564.3U CN201420029564U CN203960938U CN 203960938 U CN203960938 U CN 203960938U CN 201420029564 U CN201420029564 U CN 201420029564U CN 203960938 U CN203960938 U CN 203960938U
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- Prior art keywords
- adaptive controller
- pump
- swash plate
- power
- pressure transmitter
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- 230000003044 adaptive effect Effects 0.000 claims abstract description 33
- 239000000523 sample Substances 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 description 9
- 239000010720 hydraulic oil Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of excavator plateau self-adapting power controller, comprise adaptive controller, electromagnetic proportional valve, gps satellite locating terminal and pioneer pump, gps satellite locating terminal is connected with adaptive controller by CAN assembly; Adaptive controller is connected with the input of motor; Electromagnetic proportional valve and power governor I and power governor II are connected in parallel; Power governor I is connected with pressure transmitter II with pressure transmitter I with swash plate variable pump II by swash plate variable pump I respectively with power governor II; Pressure transmitter I is connected with adaptive controller respectively with pressure transmitter II; Swash plate variable pump I is connected with pioneer pump with after swash plate variable pump II series connection, and pioneer pump is connected with adaptive controller by electromagnetic proportional valve; The output of motor is connected with adaptive controller by speed probe.The utility model can be realized the dynamic control to swash plate variable pump, reaches according to the different objects of automatically adjusting main pump power of height above sea level, realizes rational power match.
Description
technical fieldthe utility model belongs to construction machinery production technical field, is specifically related to a kind of excavator plateau self-adapting power controller.
background technologythe overall efficiency of motor obviously reduces along with the increase of atmospheric temperature and height above sea level, when excavator uses in highlands, because the higher air of height above sea level is thinner, oxygen content is fewer, like this, engine speed increase seriously lags behind the growth rate of engine output.At present, the adjustment mode adopting is on the basis of power setting, reduces artificially each mode of operation power setting parameter, although can improve like this ability that adapts to plateau operation, pump absorbed power and engine output can not reach Proper Match.
summary of the inventionthe purpose of this utility model is to solve prior art to have power match technical problem improperly, provides a kind of excavator plateau self-adapting power controller, to overcome the deficiencies in the prior art.
To achieve these goals, a kind of excavator plateau self-adapting of the utility model power controller, it comprises adaptive controller, electromagnetic proportional valve, gps satellite locating terminal and pioneer pump, and its main points are that described gps satellite locating terminal is connected with adaptive controller by CAN assembly; Described adaptive controller is connected with the input of motor; Described electromagnetic proportional valve and power governor I and power governor II are connected in parallel; Described power governor I is connected with pressure transmitter II with pressure transmitter I with swash plate variable pump II by swash plate variable pump I respectively with power governor II; Described pressure transmitter I is connected with adaptive controller respectively with pressure transmitter II; Described swash plate variable pump I is connected with pioneer pump with after swash plate variable pump II series connection, and described pioneer pump is connected with adaptive controller by electromagnetic proportional valve; The output of described motor is connected with adaptive controller by speed probe.
Adaptive controller in the utility model receives the positional information of gps satellite locating terminal, in conjunction with relevant work pattern, the excavator operational factors such as engine speed, system pressure signal are carried out to comprehensive analytic operation, control the dutycycle of pwm pulse, regulate solenoid-operated proportional valve opening, the dynamic control of realization to swash plate variable pump, reach according to the different objects of automatically adjusting main pump power of height above sea level, realize rational power match.
accompanying drawing explanationaccompanying drawing is the utility model operating principle schematic diagram.
In figure 1, gps satellite locating terminal 2, adaptive controller 3, electromagnetic proportional valve 4, power governor I 5, power governor II 6, swash plate variable pump I 7, swash plate variable pump II 8, pressure transmitter I 9, pressure transmitter II 10, pioneer pump 11, motor 12, speed probe 13, CAN assembly
the specific embodimentwith reference to accompanying drawing, a kind of excavator plateau self-adapting of the utility model power controller, it comprises adaptive controller 2, electromagnetic proportional valve 3, gps satellite locating terminal 1 and pioneer pump 10, and described gps satellite locating terminal 1 is connected with adaptive controller 2 by CAN assembly 13; Described adaptive controller 2 is connected with the input of motor 11; Described electromagnetic proportional valve 3 is connected in parallel with power governor I and power governor II; Described power governor I is connected with pressure transmitter II with pressure transmitter I with swash plate variable pump II by swash plate variable pump I respectively with power governor II; Described pressure transmitter I is connected with adaptive controller 2 respectively with pressure transmitter II; Described swash plate variable pump I is connected with pioneer pump 10 with after swash plate variable pump II series connection, and described pioneer pump 10 is connected with adaptive controller 2 by electromagnetic proportional valve 3; The output of described motor 11 is connected with adaptive controller 2 by speed probe 12.
the Main Function of each parts of the utility model and operating principlethe effect of gps satellite locating terminal 1 is longitude and latitude and the altitude information that gathers excavator present position, the effect of adaptive controller 2 is the data that gather pressure transmitter I and pressure transmitter II and speed probe 12, by internal analysis, contrast, export the pwm waveform of corresponding dutycycle, drive electromagnetic proportional valve 3 regulating power adjuster I and power governor II, thereby realize, swash plate variable pump I is reached and controls the object that pioneer pump 10 absorbed powers are mated with motor 11 power outputs with the swash plate aperture of swash plate variable pump II; Power governor I and power governor II are arranged on pioneer pump 10, and its effect is to regulate the fuel delivery of pioneer pump 10 according to the pressure signal of electromagnetic proportional valve 13 outputs, thereby reaches the object of power adjusting; Swash plate variable pump I is arranged on pioneer pump 10 with becoming swash plate amount pump II, and its effect is the flow of controlling pioneer pump 10 hydraulic oil; Pressure transmitter I and pressure transmitter II are installed on pioneer pump 10, and its effect is the oil pressure that gathers pioneer pump, and passes to adaptive controller 2 after changing this pressure signal into the signal of telecommunication; The effect of pioneer pump 10 is the mobile power that provides for hydraulic system hydraulic oil; The effect of motor is to provide power for whole hydraulic system; CAN bus 13 is adaptive controller and 2 and the data transfer path of gps satellite locating terminal.
Gps satellite locating terminal receives and resolves positional information, and sends to the central controller in adaptive controller by CAN bus; The information such as central controller pair warp and weft degree, height above sea level are carried out operational analysis, in conjunction with excavator work at present pattern, change in real time the dutycycle of pwm control signal, realize the automatic adjusting to excavator swash plate variable pump, can adapt to plateau operating environment.The utility model is mainly comprised of gps satellite locating terminal, adaptive controller, pressure transmitter, speed probe, electromagnetic proportional valve etc.Wherein the effect of gps satellite locating terminal is longitude and latitude, the height above sea level information of the current environment of living in of Real-time Obtaining excavator, and passes to adaptive controller; The effect of adaptive controller is to receive the information such as longitude and latitude that GPS provides, height above sea level, in conjunction with work at present pattern, carry out COMPREHENSIVE CALCULATING, control pwm pulse signal dutycycle, regulate excavator main pump swash plate slope, power output and the height above sea level of variable pump are adapted, reach rational power match, increase work efficiency.Pressure transmitter and speed probe are used for acquisition system pressure and engine speed information; Electromagnetic proportional valve, as controll plant, changes main pump absorbed power to adapt to the power output of motor.
Claims (1)
1. an excavator plateau self-adapting power controller, it comprises adaptive controller, electromagnetic proportional valve, gps satellite locating terminal and pioneer pump, it is characterized in that described gps satellite locating terminal is connected with adaptive controller by CAN assembly; Described adaptive controller is connected with the input of motor; Described electromagnetic proportional valve and power governor I and power governor II are connected in parallel; Described power governor I is connected with pressure transmitter II with pressure transmitter I with swash plate variable pump II by swash plate variable pump I respectively with power governor II; Described pressure transmitter I is connected with adaptive controller respectively with pressure transmitter II; Described swash plate variable pump I is connected with pioneer pump with after swash plate variable pump II series connection, and described pioneer pump is connected with adaptive controller by electromagnetic proportional valve; The output of described motor is connected with adaptive controller by speed probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420029564.3U CN203960938U (en) | 2014-01-17 | 2014-01-17 | A kind of excavator plateau self-adapting power controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420029564.3U CN203960938U (en) | 2014-01-17 | 2014-01-17 | A kind of excavator plateau self-adapting power controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203960938U true CN203960938U (en) | 2014-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420029564.3U Expired - Lifetime CN203960938U (en) | 2014-01-17 | 2014-01-17 | A kind of excavator plateau self-adapting power controller |
Country Status (1)
| Country | Link |
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| CN (1) | CN203960938U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560633A (en) * | 2018-04-20 | 2018-09-21 | 徐州徐工挖掘机械有限公司 | A kind of hydraulic excavator engine and variable pump complex controll online monitoring system |
| CN112034753A (en) * | 2020-08-19 | 2020-12-04 | 江苏美的清洁电器股份有限公司 | Dust collector control system and method |
| CN112796365A (en) * | 2020-12-23 | 2021-05-14 | 中联重科土方机械有限公司 | Preloading method and device of excavator and excavator |
| CN113847010A (en) * | 2021-10-20 | 2021-12-28 | 天水电气传动研究所集团有限公司 | Autonomous capacity reduction control system and method for main transmission device of petroleum electric drill |
-
2014
- 2014-01-17 CN CN201420029564.3U patent/CN203960938U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560633A (en) * | 2018-04-20 | 2018-09-21 | 徐州徐工挖掘机械有限公司 | A kind of hydraulic excavator engine and variable pump complex controll online monitoring system |
| CN112034753A (en) * | 2020-08-19 | 2020-12-04 | 江苏美的清洁电器股份有限公司 | Dust collector control system and method |
| CN112796365A (en) * | 2020-12-23 | 2021-05-14 | 中联重科土方机械有限公司 | Preloading method and device of excavator and excavator |
| CN113847010A (en) * | 2021-10-20 | 2021-12-28 | 天水电气传动研究所集团有限公司 | Autonomous capacity reduction control system and method for main transmission device of petroleum electric drill |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20161123 Granted publication date: 20141126 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20180523 Granted publication date: 20141126 |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141126 |