CN205532567U - Dig rig economizer system soon and dig rig soon - Google Patents
Dig rig economizer system soon and dig rig soon Download PDFInfo
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- CN205532567U CN205532567U CN201620278168.3U CN201620278168U CN205532567U CN 205532567 U CN205532567 U CN 205532567U CN 201620278168 U CN201620278168 U CN 201620278168U CN 205532567 U CN205532567 U CN 205532567U
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Abstract
The utility model discloses a dig rig economizer system soon and dig rig soon. This system includes mode selected cell and controller, and wherein, mode selected cell is connected with the controller, and the controller still is connected with engine, hydraulic pump and unit head motor respectively, mode selected cell receives the energy -conserving mode of user's input, and will energy -conserving mode sends for the controller, the controller confirm with corresponding engine control instruction, hydraulic pump control instruction and the instruction of unit head motor control of energy -conserving mode to control engine, hydraulic pump and unit head motor work respectively with under the corresponding working parameter of energy -conserving mode. The utility model discloses a do you set up a plurality of energy -conserving mode, from " engine under every mode the hydraulic pump the unit head motor " the consideration of whole angle, carry out the optimization setting to engine speed, pumpage and motor discharge capacity to can realize unit head power take off and engine fuel consumption's optimization.
Description
Technical field
This utility model relates to Construction Machinery Energy Saving field, particularly to a kind of energy-conservation system of rotary drilling rig
System and rotary drilling rig.
Background technology
In basic engineering construction, rotary drilling rig is pore-forming operation in a kind of applicable building foundation engineering
Large foundation construction equipment, be widely used in urban construction, highway bridge, skyscraper etc.
Foundation construction engineering.Along with country and society constantly advocate propulsion energy-saving green technology, rotary drilling rig
User also becomes more concerned with complete machine oil consumption and fuel cost.
At present, rotary drilling rig commonly used " electromotor-hydraulic pump-banked direction control valves-power head motor "
Power transmission form, wherein electromotor mostly is electronic knob type electric-control motor, it is possible to according to electronics
Knob regulation rotating speed；Hydraulic pump mostly be band go beyond one's commission control variable displacement with constant power pump, can effectively reduce
Pump spill losses；Power head motor mostly is variable displacement motor, it is possible to the load change of the different operating mode of reply.
The output of complete machine power and fuel oil consumption all can be produced by the change of engine speed, pump and motor displacement
How impact, coordinate electromotor, hydraulic pump and power head motor, it is ensured that it is same that complete machine power exports
Time to reduce fuel consumption be the energy-conservation difficult point problem of current rotary drilling rig.
Prior art generally carries out match control to pump and electromotor, and Energy Saving Control strategy is for arranging not
Same threshold pressure and corresponding engine speed, select automatically according to hydraulic system pressure
Select engine target rotating speed, and according to the difference of actual engine speed and rotating speed of target to pump power
It is adjusted.
Prior art is limited only to the power match of electromotor and hydraulic pump and controls, and is started by reduction
Machine rotating speed realizes energy-conservation purpose, does not includes power head motor in span of control, does not especially consider
Engine speed reduce after impact on unit head output speed, can cause what working performance reduced to bear
Face rings.
Utility model content
In view of above technical problem, this utility model provides a kind of rotary drilling rig energy conserving system and rotation
Dig rig, it is possible to realize the output of unit head power and the optimization of engine fuel consumption.
According to an aspect of the present utility model, it is provided that a kind of rotary drilling rig energy conserving system, including
Mode selecting unit and controller, wherein:
Mode selecting unit is connected with controller, controller the most respectively with electromotor, hydraulic pump and
Power head motor connects；
Mode selecting unit receives the saving operation mode of user's input, and by described energy conservation
Pattern is sent to controller；
Controller determines the electromotor control instruction corresponding with described saving operation mode, hydraulic pressure
Pump control instruction and power head motor control instruction；Controller is by electromotor control instruction, hydraulic pressure
Pump control instruction and power head motor control instruction are sent respectively to electromotor, hydraulic pump and power
Head horse reaches, and is operated in energy-conservation with described respectively controlling electromotor, hydraulic pump and power head motor
Under the running parameter that mode of operation is corresponding.
In an embodiment of the present utility model, mode selecting unit be mode selecting button or
Mode selection knob.
In an embodiment of the present utility model, described system also includes engine electric-controlled unit,
Wherein:
Controller is connected with engine electric-controlled unit, and engine electric-controlled unit is connected with electromotor；
Electromotor control instruction is sent to engine electric-controlled unit by controller；Engine electric-controlled list
Unit controls electromotor and is operated in the engine operating parameter corresponding with described electromotor control instruction
Under.
In an embodiment of the present utility model, described electromotor control instruction is rotating speed control
Instruction；Controller is connected with the tach signal port of engine electric-controlled unit；Controller is by rotating speed
Control instruction is sent to the tach signal port of engine electric-controlled unit；Engine electric-controlled unit is true
The fixed speed curves the most corresponding with described rotating speed control instruction, is operated in and institute controlling electromotor
State under the speed curves that rotating speed control instruction is corresponding.
In an embodiment of the present utility model, described electromotor control instruction is accelerator open degree
Control instruction；Controller is connected with the throttle signal port of engine electric-controlled unit；Controller will
Accelerator open degree control instruction is sent to the throttle signal port of engine electric-controlled unit；Start electromechanics
Control unit controls electromotor and is operated in the accelerator open degree corresponding with described accelerator open degree control instruction
Under.
In an embodiment of the present utility model, described hydraulic pump is variable displacement with constant power pump；Control
Device processed is connected with variable displacement with constant power pump；Controller determines corresponding with the instruction of described hydraulic pump control
Pump characteristic curve, wherein, described pump characteristic curve and under corresponding engine operating parameter send out
Motivation moment of torsion matches；And the instruction of described hydraulic pump control is sent to variable displacement with constant power pump, with
Control variable displacement with constant power pump work at the pump characteristic curve corresponding with described saving operation mode
Under.
In an embodiment of the present utility model, described power head motor is automatically controlled variable displacement motor；
Controller is connected with automatically controlled variable displacement motor；Controller determines and described power head motor control instruction
Corresponding power head motor discharge capacity-Stress control curve；And control to refer to by described power head motor
Order is sent to power head motor, is operated in and described saving operation mode controlling power head motor
Under corresponding power head motor discharge capacity-Stress control curve.
According to another aspect of the present utility model, it is provided that a kind of rotary drilling rig energy conserving system, including mould
Formula selects unit, controller and engine electric-controlled unit, wherein:
Mode selecting unit is connected with controller, controller the most respectively with hydraulic pump and power head horse
Reaching connection, mode selecting unit is also connected with the throttle signal port of engine electric-controlled unit；
Mode selecting unit receives the saving operation mode of user's input, determines and described energy-conservation work
The voltage signal control instruction that operation mode is corresponding, and described voltage signal control instruction is sent
To the throttle signal port of controller and engine electric-controlled unit；
Controller determine the instruction of corresponding with described voltage signal control instruction hydraulic pump control and
Power head motor control instruction；By hydraulic pump control instruction and power head motor control instruction difference
It is sent to hydraulic pump and power head motor, is operated in respectively controlling hydraulic pump and power head motor
Under the running parameter corresponding with described saving operation mode；
Engine electric-controlled unit, for determining the oil corresponding with described voltage signal control instruction
Door aperture, is operated in the throttle corresponding with described voltage signal control instruction controlling electromotor
Under aperture.
In an embodiment of the present utility model, described hydraulic pump is variable displacement with constant power pump, control
Device processed is connected with variable displacement with constant power pump；Controller determines corresponding with the instruction of described hydraulic pump control
Pump characteristic curve, wherein, described pump characteristic curve and under corresponding engine operating parameter send out
Motivation moment of torsion matches；And the instruction of described hydraulic pump control is sent to variable displacement with constant power pump, with
Control variable displacement with constant power pump work at the pump characteristic curve corresponding with described saving operation mode
Under.
In an embodiment of the present utility model, described power head motor is automatically controlled variable displacement motor；
Controller is connected with automatically controlled variable displacement motor；
Controller determines the power head motor discharge capacity corresponding with described power head motor control instruction
-Stress control curve；And described power head motor control instruction is sent to power head motor, with
Control power head motor and be operated in the power head motor discharge capacity corresponding with described saving operation mode
Under-Stress control curve.
According to another aspect of the present utility model, it is provided that a kind of rotary drilling rig, including the most any of the above-described
Rotary drilling rig energy conserving system described in embodiment.
This utility model is by arranging multiple saving operation mode, from " electromotor under each pattern
-hydraulic pump-power head motor " overall angle consideration, to engine speed, pumpage and motor
Discharge capacity carries out optimal settings such that it is able to realize the output of unit head power and engine fuel disappears
The optimization of consumption.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, under
The accompanying drawing used required in embodiment or description of the prior art will be briefly described by face, aobvious and
Easily insight, the accompanying drawing in describing below is only embodiments more of the present utility model, for ability
From the point of view of the those of ordinary skill of territory, on the premise of not paying creative work, it is also possible to according to this
A little accompanying drawings obtain other accompanying drawing.
Fig. 1 is the schematic diagram of this utility model rotary drilling rig energy conserving system first embodiment.
Fig. 2 is the schematic diagram of this utility model rotary drilling rig energy conserving system the second embodiment.
Fig. 3 is the schematic diagram of this utility model rotary drilling rig energy conserving system the 3rd embodiment.
Fig. 4 is the schematic diagram of pump characteristic curve in one embodiment of this utility model.
Fig. 5 is one embodiment medium power head motor pressure-displacement characteristic curve of this utility model
Schematic diagram.
Fig. 6 is the schematic diagram of this utility model rotary drilling rig energy conserving system the 4th embodiment.
Fig. 7 is the schematic diagram of this utility model rotary drilling rig energy conserving system the 5th embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, in this utility model embodiment
Technical scheme is clearly and completely described, it is clear that described embodiment is only this practicality
Novel a part of embodiment rather than whole embodiments.Below at least one exemplary enforcement
The description only actually of example is illustrative, and never conduct to this utility model and application thereof or makes
Any restriction.Based on the embodiment in this utility model, those of ordinary skill in the art are not having
Have and make the every other embodiment obtained under creative work premise, broadly fall into this utility model
The scope of protection.
Unless specifically stated otherwise, the parts illustrated the most in these embodiments are relative with step
Layout, numerical expression and numerical value are not intended to scope of the present utility model.
Simultaneously, it should be appreciated that for the ease of describing, the size of the various piece shown in accompanying drawing
It is not to draw according to actual proportionate relationship.
May not make in detail for technology, method and apparatus known to person of ordinary skill in the relevant
Discuss, but in the appropriate case, described technology, method and apparatus should be considered to authorize description
A part.
Shown here with in all examples discussed, any occurrence should be construed as merely and show
Example rather than as limit.Therefore, other example of exemplary embodiment can have not
Same value.
It should also be noted that similar label and letter expression similar terms in following accompanying drawing, therefore,
The most a certain Xiang Yi accompanying drawing is defined, then need not it is entered in accompanying drawing subsequently
One step discussion.
Fig. 1 is the schematic diagram of this utility model rotary drilling rig energy conserving system first embodiment.Such as Fig. 1
Shown in, rotary drilling rig energy conserving system includes mode selecting unit 100, controller 200, electromotor
300, hydraulic pump 400 and power head motor 500, wherein:
Mode selecting unit 100 is connected with controller 200, controller 200 the most respectively with start
Machine 300, hydraulic pump 400 and power head motor 500 connect.
Mode selecting unit 100, for receiving the saving operation mode of user's input, and by institute
State saving operation mode and be sent to controller 200.
In this utility model above-described embodiment, mode selecting unit 100 is provided with multiple energy-conservation work
Operation mode.
In a specific embodiment of the present utility model, it is provided with in mode selecting unit 100
" H ", " M " and " L " three kinds of saving operation mode, represent at a high speed, middling speed and low respectively
Speed saving operation mode, represents high rotating speed, medium speed and slow-speed of revolution saving operation mode the most respectively.
In a preferred embodiment of the present utility model, mode selecting unit can be to mark respectively
There are mode selecting button or the knob of multiple different saving operation mode labelling.Such as: pattern is selected
Select unit can be indicate respectively " H ", " M " and " L " labelling mode selecting button or
Mode selection knob.
Controller 200, for according to described saving operation mode, determines and described energy conservation
The instruction of the corresponding electromotor control instruction of pattern, hydraulic pump control and power head motor control to refer to
Order；And electromotor control instruction, hydraulic pump control instruction and power head motor control instruction are divided
It is not sent to electromotor 300, hydraulic pump 400 and power head motor 500, to control electromotor
300, hydraulic pump 400 and power head motor 500 are operated in and described saving operation mode phase respectively
Under corresponding running parameter.
In an embodiment of the present utility model, described running parameter includes the rotating speed of electromotor
Curve, engine speed, accelerator open degree；The prexxure of the hydraulic pump of hydraulic pump-hydraulic pump discharge curve,
Pumpage；Power head motor discharge capacity-Stress control the curve of power head motor, power head motor are arranged
Amount etc..
In this utility model above-described embodiment, for every kind of saving operation mode, controller 200
Inside it is previously provided with this saving operation mode to corresponding electromotor control instruction, hydraulic pump control
System instruction and power head motor control instruction.
In an embodiment of the present utility model, controller 200 may be used for electromotor control
Instruction processed is sent to electromotor 300, is operated in and described energy conservation mould controlling electromotor 30
Under the engine speed that formula is corresponding；Electromotor control instruction is sent to hydraulic pump 400, with
Control electromotor 30 to be operated under the hydraulic pump discharge corresponding with described saving operation mode；Will
Electromotor control instruction is sent to power head motor 500, is operated in and institute controlling electromotor 30
State under the power head motor discharge capacity that saving operation mode is corresponding.
Fig. 2 is the schematic diagram of this utility model rotary drilling rig energy conserving system the second embodiment.With Fig. 1
Illustrated embodiment is compared, and in the embodiment depicted in figure 2, described system can also include starting electromechanics
Control unit 600, wherein:
Controller 200 is connected with engine electric-controlled unit 600, engine electric-controlled unit 600 with
Electromotor 300 connects.
Controller 200 is for being sent to engine electric-controlled unit 600 by electromotor control instruction.
Engine electric-controlled unit 600, for according to electromotor control instruction, controls electromotor work
Make under the engine operating parameter corresponding with described saving operation mode.
In an embodiment of the present utility model, it is rotating speed control in described electromotor control instruction
System instruction or accelerator open degree control instruction, thus can correspondingly, control electromotor be operated in
Under speed curves that described saving operation mode is corresponding or accelerator open degree.
Fig. 3 is the schematic diagram of this utility model rotary drilling rig energy conserving system the 3rd embodiment.With Fig. 2
Illustrated embodiment is compared, in the embodiment shown in fig. 3, and controller 200 and engine electric-controlled unit
The tach signal port 610 of 600 connects, wherein:
Described electromotor control instruction is rotating speed control instruction.
Controller 200 specifically may be used for rotating speed control instruction is sent to engine electric-controlled unit
The tach signal port 610 of 600；Engine electric-controlled unit 600 is for controlling according to described rotating speed
Instruction determines the speed curves corresponding with described rotating speed control instruction, to control electromotor work
Under the speed curves corresponding with described rotating speed control instruction.
In a preferred embodiment of the present utility model, controller 200 and engine electric-controlled list
Unit 600 uses CAN (Controller Area Network, controller local area network) bus even
Connecing, controller 200 sends CAN order to corresponding electromotor CAN address, selects corresponding
Speed curves.
Such as: for being provided with the tool of " H ", " M " and " L " three kinds of saving operation mode
For body embodiment, engine electric-controlled unit 600 is built-in with and " H ", " M " and " L "
Tri-speed curves of n1, n2 and n3 that three kinds of saving operation mode are corresponding, wherein, n1,
N2 and n3 is between maximum torque point and the maximum power point of oil consumption optimum, and n1 > n2 > n3.
In a preferred embodiment of the present utility model, different rotating speeds (such as n1, n2 and
N3) under, maximum power is equal or is more or less the same, thus ensures under every kind of mode of operation,
The power output of electromotor is quite.
In this utility model Fig. 1-Fig. 3 any embodiment, described hydraulic pump 400 can be band
Having goes beyond one's commission control for variable displacement with constant power pump；Controller is connected with variable displacement with constant power pump.
In this utility model Fig. 1-Fig. 3 any embodiment, controller 200 may be used for basis
Hydraulic pump control instruction determines the pump characteristic curve corresponding with the instruction of described hydraulic pump control, its
In, described pump characteristic curve matches with the engine torque under corresponding engine operating parameter；
And the instruction of described hydraulic pump control is sent to hydraulic pump, to control hydraulic pump works with described
Under the pump characteristic curve that saving operation mode is corresponding.
Such as: for being provided with the tool of " H ", " M " and " L " three kinds of saving operation mode
For body embodiment, it is provided with energy-conservation with " H ", " M " and " L " three kinds in controller 200
Three hydraulic pump control instruction (the pump control signal of telecommunication) A1, A2 and A3 that mode of operation is corresponding；
Pump the control signal of telecommunication A1, A2 and A3 tri-pump spies of corresponding p1-V1, p2-V2 and p3-V3 respectively
Linearity curve.Fig. 4 be pump characteristic curve in one embodiment of this utility model (prexxure of the hydraulic pump-
Hydraulic pump discharge curve) schematic diagram.As shown in Figure 4, with under n1, n2 and n3 rotating speed
Engine torque matches, and three pump characteristic curves have the pass of p1*V1 < p2*V2 < p3*V3
System.
In a preferred embodiment of the present utility model, with formula P=p*V*n/60 (pump power
P unit is kW, and hydraulic pump discharge V unit is ml/r, and rotating speed n unit is r/min) meter
Under the different mode drawn, the power upper limit value of pump is respectively P1, P2 and P3, and three is equal,
Or be more or less the same；And P1, P2 and P3 are respectively electromotor maximum under rotating speed n1, n2 and n3
The 80%-85% of power, thus while making full use of engine power, make electromotor work
In steady statue, nonoverload.
In this utility model Fig. 1-Fig. 3 any embodiment, described power head motor can be electricity
Control variable displacement motor；Controller is connected with automatically controlled variable displacement motor.
In this utility model Fig. 1-Fig. 3 any embodiment, controller 200 may be used for basis
Power head motor control instruction determines the unit head corresponding with described power head motor control instruction
Motor displacement-Stress control curve；And described power head motor control instruction is sent to unit head
Motor, is operated in the unit head corresponding with described saving operation mode controlling power head motor
Under motor displacement-Stress control curve.
In this utility model Fig. 1-Fig. 3 any embodiment, it is not less than the feelings of predetermined value at pressure
Under condition, power head motor discharge capacity that high-speed and energy-saving mode of operation is corresponding and low speed saving operation mode
Corresponding power head motor discharge capacity is equal；In the case of pressure is less than predetermined value, high-speed and energy-saving
The unit head that power head motor discharge capacity corresponding to mode of operation is corresponding more than low speed saving operation mode
Motor displacement.
Such as: for being provided with the tool of " H ", " M " and " L " three kinds of saving operation mode
For body embodiment, it is provided with energy-conservation with " H ", " M " and " L " three kinds in controller 200
Corresponding three the power head motor discharge capacities of mode of operation-Stress control curve K1, K2 and K3.
Fig. 5 is showing of one embodiment medium power head motor pressure-displacement characteristic curve of this utility model
It is intended to.As it is shown in figure 5, when pressure is higher than certain predetermined value, K1=K2=K3 is big to ensure
The maximization of load lower unit head output moment of torsion；When pressure is less than certain predetermined value,
K1 > K2 > K3, to ensure the optimization of unit head output speed under little load.
In embodiment described in this utility model Fig. 3, controller 200 specifically may be used for receiving
The signal that mode selecting unit 100 sends, it is determined that selected mode of operation；And to starting electromechanics
Control unit 600 sends control instruction and selects corresponding speed curves；Control is sent to hydraulic pump 400
System instruction, selects corresponding discharge capacity higher limit；Control instruction is sent to power head motor 500,
Select corresponding displacement characteristic.
More specifically, for being provided with " H ", " M " and " L " three kinds of saving operation mode
Specific embodiment for, controller 200 may be used for receive mode selecting unit signal,
Mode of operation selected by user is judged；In the case of selected mode of operation is " H ",
Send control instruction to engine electric-controlled unit, make electromotor select n1 speed curves, to liquid
Press pump sends control instruction A1, to make hydraulic pump curve setting be p1-v1, to power head motor
Send control instruction, set motor characteristics curve as K1；It is " M " in selected mode of operation
In the case of, send control instruction to engine electric-controlled unit, make electromotor select n2 rotating speed bent
Line, sends control instruction A2 to hydraulic pump, makes hydraulic pump curve setting be p2-v2, to dynamic
Power head horse reaches transmission control instruction, sets motor characteristics curve as K2；In selected mode of operation it is
In the case of " L ", send control instruction to engine electric-controlled unit, electromotor is selected
N3 speed curves, sends control instruction to hydraulic pump, the hydraulic pressure pump delivery upper limit is set as
V3, sends control instruction to power head motor, sets motor characteristics curve as K3.
The rotary drilling rig energy conserving system provided based on this utility model above-described embodiment, by arranging
Multiple saving operation mode, whole from " electromotor-hydraulic pump-power head motor " under each pattern
Body angle considers, engine speed, pumpage and motor displacement are carried out optimal settings, from
And it is capable of the output of unit head power and the optimization of engine fuel consumption.
Fig. 6 is the schematic diagram of this utility model rotary drilling rig energy conserving system the 4th embodiment.With Fig. 3
Illustrated embodiment is compared, in the embodiment shown in fig. 6, and controller 200 and engine electric-controlled unit
The throttle signal port 620 of 600 connects, wherein:
Described electromotor control instruction is accelerator open degree control instruction.
Controller 200 is for being sent to engine electric-controlled unit 600 by accelerator open degree control instruction
Throttle signal port 620；Engine electric-controlled unit 600 is for according to described accelerator open degree control
System instruction control electromotor is operated in the throttle corresponding with described accelerator open degree control instruction and opens
Under degree.
In an embodiment of the present utility model, described accelerator open degree can be accelerator open degree hundred
Proportion by subtraction (0～100%).
Such as: for being provided with the concrete real of " H ", " M " and " L " three kinds of saving operation mode
For executing example, it is provided with in controller 200 and " H ", " M " and " L " three kinds of saving operation mode
Three corresponding accelerator open degrees T1, T2 and T3.T1, T2 and T3 are positioned at maximum torque point oil
Between door aperture and maximum power point accelerator open degree, and T1 > T2 > T3.
Controller 200 specifically may be used for receiving the signal of mode selecting unit, to selected work
Pattern judges；In the case of selected mode of operation is " H ", send throttle to electromotor
Aperture T1 control instruction；In the case of selected mode of operation is " M ", controller is to starting
Machine sends accelerator open degree T2 control instruction；In the case of selected mode of operation is " L ", control
Device processed sends accelerator open degree T3 control instruction to electromotor.
And control to hydraulic pump discharge and power head motor discharge capacity can use in Fig. 6 embodiment
With Fig. 1 same or similar control mode of-Fig. 3 embodiment, I will not elaborate.
Thus, this utility model above-described embodiment is provided with multiple saving operation mode, and often
Consider, by oil from " electromotor-hydraulic pump-power head motor " overall angle under individual pattern
The regulation to engine speed of the control realization of door aperture, thus can also realize electromotor is turned
Speed, pumpage and the optimal settings of motor displacement, and then it is capable of the output of unit head power
The optimization consumed with engine fuel.
Fig. 7 is the schematic diagram of this utility model rotary drilling rig energy conserving system the 5th embodiment.Such as Fig. 7
Shown in, rotary drilling rig energy conserving system, including mode selecting unit 100, controller 200, starts
Electrical Control unit 600, electromotor 300, hydraulic pump 400 and power head motor 500, wherein:
Mode selecting unit 100 is connected with controller 200, controller 200 the most respectively with hydraulic pressure
Pump 400 and power head motor 500 connect, mode selecting unit 100 also with engine electric-controlled list
The throttle signal port 620 of unit 600 connects.
Mode selecting unit 100, for receiving the saving operation mode of user's input；According to institute
State saving operation mode, determine that the voltage signal corresponding with described saving operation mode controls to refer to
Order；And described voltage signal control instruction is sent to controller 200 and engine electric-controlled unit
The throttle signal port 620 of 600.
Such as: for being provided with the tool of " H ", " M " and " L " three kinds of saving operation mode
For body embodiment, mode selecting unit 100 is specifically for according to " H ", " M " and " L "
Three kinds of mode of operations, be correspondingly output as three varying voltage signal control instructions (such as V1,
Three groups of voltage signals of V2 and V3), and V1 > V2 > V3.
Mode selecting unit 100 specifically may be used for when user selects " H ", to controller
V1 voltage signal is sent with engine electric-controlled unit throttle signal port；When user selects " M "
Time, send V2 voltage signal to controller and engine electric-controlled unit throttle signal port；When
When user selects " L ", mode selecting unit is believed to controller and engine electric-controlled unit throttle
Number port sends V3 voltage signal.
Controller 200, for according to described voltage signal control instruction, to selected energy-conservation work
Operation mode judges；Determine that (described voltage signal controls to refer to selected saving operation mode
Make) corresponding hydraulic pump control instruction and power head motor control instruction；And by hydraulic pump control
System instruction and power head motor control instruction are sent respectively to hydraulic pump and power head motor, with control
Hydraulic pump processed is operated in the work corresponding with described saving operation mode respectively with power head motor
Under parameter.
Engine electric-controlled unit 600, for according to described voltage signal control instruction, determine with
The accelerator open degree that described voltage signal control instruction is corresponding, is operated in and institute controlling electromotor
State under the accelerator open degree that voltage signal control instruction is corresponding.
And control to hydraulic pump discharge and power head motor discharge capacity can use in Fig. 7 embodiment
With Fig. 1 same or similar control mode of-Fig. 3 embodiment, I will not elaborate.
This utility model above-described embodiment is provided with multiple saving operation mode, and in each pattern
Under consider, by voltage signal control from " electromotor-hydraulic pump-power head motor " overall angle
Instruction processed determines accelerator open degree, and then to the control realization of the accelerator open degree tune to engine speed
Joint, thus the optimal settings to engine speed, pumpage and motor displacement can also be realized,
To realize the output of unit head power and the optimization of engine fuel consumption.
According to another aspect of the present utility model, it is provided that a kind of rotary drilling rig, including the most any of the above-described
Rotary drilling rig energy conserving system described in embodiment.
The rotary drilling rig provided based on this utility model above-described embodiment, the energy-conservation system of its rotary drilling rig
System is by arranging multiple saving operation mode, from " electromotor-hydraulic pump-power under each pattern
Head horse reaches " overall angle consideration, engine speed, pumpage and motor displacement are carried out optimum
Change and arrange such that it is able to realize the output of unit head power and the optimization of engine fuel consumption.
Mode selecting unit 100 described above, controller 200, engine electric-controlled unit
600 functional units such as grade can be implemented as the general processor for performing function described herein,
Programmable logic controller (PLC) (PLC), digital signal processor (DSP), special IC
(ASIC), field programmable gate array (FPGA) or other PLDs, discrete
Door or transistor logic, discrete hardware components or it is the most appropriately combined.
So far, this utility model is described in detail.In order to avoid covering structure of the present utility model
Think, do not describe details more known in the field.Those skilled in the art are according to retouching above
State, completely it can be appreciated how implement technical scheme disclosed herein.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment
Can be completed by hardware, it is also possible to instruct relevant hardware by program and complete, described
Program can be stored in a kind of computer-readable recording medium, and storage medium mentioned above is permissible
It is read only memory, disk or CD etc..
Description of the present utility model is given for the sake of example and description, and is not nothing left
Leakage or this utility model is limited to disclosed form.Many modifications and variations are for this area
Those of ordinary skill for be obvious.Selecting and describing embodiment is in order to this reality is more preferably described
With novel principle and actual application, and make those of ordinary skill in the art it will be appreciated that this reality
With novel thus design is suitable to the various embodiments with various amendments of special-purpose.
Claims (10)
1. a rotary drilling rig energy conserving system, it is characterised in that include mode selecting unit and control
Device processed, wherein:
Mode selecting unit is connected with controller, controller the most respectively with electromotor, hydraulic pump and
Power head motor connects；
Mode selecting unit receives the saving operation mode of user's input, and by described energy conservation
Pattern is sent to controller；
Controller determines the electromotor control instruction corresponding with described saving operation mode, hydraulic pressure
Pump control instruction and power head motor control instruction；Controller is by electromotor control instruction, hydraulic pressure
Pump control instruction and power head motor control instruction are sent respectively to electromotor, hydraulic pump and power
Head horse reaches, and is operated in energy-conservation with described respectively controlling electromotor, hydraulic pump and power head motor
Under the running parameter that mode of operation is corresponding.
System the most according to claim 1, it is characterised in that mode selecting unit is mould
Formula select button or mode selection knob.
System the most according to claim 1, it is characterised in that also include engine electric-controlled
Unit, wherein:
Controller is connected with engine electric-controlled unit, and engine electric-controlled unit is connected with electromotor；
Electromotor control instruction is sent to engine electric-controlled unit by controller；Engine electric-controlled list
Unit controls electromotor and is operated in the engine operating parameter corresponding with described electromotor control instruction
Under.
System the most according to claim 3, it is characterised in that described electromotor controls to refer to
Order is rotating speed control instruction；
Controller is connected with the tach signal port of engine electric-controlled unit；
Rotating speed control instruction is sent to the tach signal port of engine electric-controlled unit by controller；
Engine electric-controlled unit determines the speed curves corresponding with described rotating speed control instruction, to control
Electromotor is operated under the speed curves corresponding with described rotating speed control instruction.
System the most according to claim 3, it is characterised in that described electromotor controls to refer to
Order is accelerator open degree control instruction；
Controller is connected with the throttle signal port of engine electric-controlled unit；
Accelerator open degree control instruction is sent to the throttle signal end of engine electric-controlled unit by controller
Mouthful；Engine electric-controlled unit controls electromotor and is operated in relative with described accelerator open degree control instruction
Under the accelerator open degree answered.
6. according to the system according to any one of claim 1-5, it is characterised in that
Described hydraulic pump is variable displacement with constant power pump；Controller is connected with variable displacement with constant power pump；
Controller determines and the described hydraulic pump control corresponding pump characteristic curve of instruction, wherein,
Described pump characteristic curve matches with the engine torque under corresponding engine operating parameter；And will
The instruction of described hydraulic pump control is sent to variable displacement with constant power pump, to control variable displacement with constant power pump work
Under the pump characteristic curve corresponding with described saving operation mode.
7. according to the system according to any one of claim 1-5, it is characterised in that
Described power head motor is automatically controlled variable displacement motor；Controller is connected with automatically controlled variable displacement motor；
Controller determines the power head motor discharge capacity corresponding with described power head motor control instruction
-Stress control curve；And described power head motor control instruction is sent to power head motor, with
Control power head motor and be operated in the power head motor discharge capacity corresponding with described saving operation mode
Under-Stress control curve.
8. a rotary drilling rig energy conserving system, it is characterised in that include mode selecting unit, control
Device processed and engine electric-controlled unit, wherein:
Mode selecting unit is connected with controller, controller the most respectively with hydraulic pump and power head horse
Reaching connection, mode selecting unit is also connected with the throttle signal port of engine electric-controlled unit；
Mode selecting unit receives the saving operation mode of user's input, determines and described energy-conservation work
The voltage signal control instruction that operation mode is corresponding, and described voltage signal control instruction is sent
To the throttle signal port of controller and engine electric-controlled unit；
Controller determine the instruction of corresponding with described voltage signal control instruction hydraulic pump control and
Power head motor control instruction；By hydraulic pump control instruction and power head motor control instruction difference
It is sent to hydraulic pump and power head motor, is operated in respectively controlling hydraulic pump and power head motor
Under the running parameter corresponding with described saving operation mode；
Engine electric-controlled unit, for determining the oil corresponding with described voltage signal control instruction
Door aperture, is operated in the throttle corresponding with described voltage signal control instruction controlling electromotor
Under aperture.
System the most according to claim 8, it is characterised in that
Described hydraulic pump is variable displacement with constant power pump, and controller is connected with variable displacement with constant power pump；
Described power head motor is automatically controlled variable displacement motor；Controller is connected with automatically controlled variable displacement motor；
Controller determines and the described hydraulic pump control corresponding pump characteristic curve of instruction, wherein,
Described pump characteristic curve matches with the engine torque under corresponding engine operating parameter；And will
The instruction of described hydraulic pump control is sent to variable displacement with constant power pump, to control variable displacement with constant power pump work
Under the pump characteristic curve corresponding with described saving operation mode；
Controller determines the power head motor discharge capacity corresponding with described power head motor control instruction
-Stress control curve；And described power head motor control instruction is sent to power head motor, with
Control power head motor and be operated in the power head motor discharge capacity corresponding with described saving operation mode
Under-Stress control curve.
10. a rotary drilling rig, it is characterised in that include as any one of claim 1-9
Described rotary drilling rig energy conserving system.
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| CN201620278168.3U CN205532567U (en) | 2016-04-06 | 2016-04-06 | Dig rig economizer system soon and dig rig soon |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468166A (en) * | 2016-04-06 | 2017-03-01 | 徐工集团工程机械有限公司 | Rotary drilling rig power-economizing method, system and rotary drilling rig |
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2016
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468166A (en) * | 2016-04-06 | 2017-03-01 | 徐工集团工程机械有限公司 | Rotary drilling rig power-economizing method, system and rotary drilling rig |
| CN106468166B (en) * | 2016-04-06 | 2023-11-03 | 江苏徐工工程机械研究院有限公司 | Energy-saving method and system for rotary drilling rig and rotary drilling rig |
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Effective date of registration: 20220721 Address after: 221004 26 Tuo Lan Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee after: JIANGSU XUGONG ENGINEERING MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 221004 Industrial Zone, Xuzhou Economic Development Zone, Jiangsu, China Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. |
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