CN205533490U - Potential energy is retrieved with system of recycling and is dug rig soon - Google Patents
Potential energy is retrieved with system of recycling and is dug rig soon Download PDFInfo
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- CN205533490U CN205533490U CN201620062103.5U CN201620062103U CN205533490U CN 205533490 U CN205533490 U CN 205533490U CN 201620062103 U CN201620062103 U CN 201620062103U CN 205533490 U CN205533490 U CN 205533490U
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- reversal valve
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Abstract
The utility model relates to a potential energy is retrieved with system of recycling and is dug rig soon, wherein, potential energy is retrieved and is included first pump, first switching -over valve and work motor with the system of recycling, first pump be used for to the work motor provides hydraulic oil, first switching -over valve is used for controlling the hydraulic oil switching -over and gets into the left chamber or the right chamber of work motor, the work motor is used for driving equipment and transfers and promote, equipment transfers the in -process, the oil return way of work motor is equipped with the energy recuperation motor, the energy recuperation motor will equipment's the potential energy of transferring is retrieved and is converted the electric energy into through the generator to save through super capacitor. The utility model discloses can transfer the potential energy that releases with equipment converts the electric energy into to save the recovery through super capacitor, have the energy saving and emission reduction effect, and after potential energy converts the electric energy into, recycle the mode diversification, can realize the stable control in succession of energy release process.
Description
Technical field
This utility model relates to engineering machinery field, particularly relates to a kind of potential energy recycle and reuse
System and rotary drilling rig.
Background technology
Rotary drilling rig is a kind of large-scale boring machine equipment, by " lowering drill pipes-boring-lifting drilling rod-
Throw soil " mode is circulated operation, during utilizing overflow valve back pressure lowering drill pipes, drilling rod weight
Power potential energy is completely converted into hydraulic oil heat energy, and the weight of large-scale drilling rod reaches more than 20 tons, and maximum can
Transfer distance and reach more than 100 meters, during iterative cycles lowering drill pipes, waste energy greatly,
And make oil temperature constantly increase, have a strong impact on complete machine service behaviour.
In current engineering machinery field, gravitional force reclaims mainly fluid pressure type, and it uses hydraulic pressure to store
Can device as energy-storage travelling wave tube, the potential energy typically transferred by one or more accumulator memory units,
Then the energy discharging storage in other working link enters hydraulic system, makes energy recycle.
In fluid pressure type potential energy recycle and reuse technology, the specific energy of accumulator is relatively low, and the hydraulic pressure stored
Can recycle mode single, energy release process cannot the control of continuous-stable.
Utility model content
The purpose of this utility model is to propose a kind of potential energy recycle and reuse system and rotary drilling rig,
Wherein, potential energy converting and energy can be electric energy by potential energy recycle and reuse system, energy recycling mode
Variation.
For achieving the above object, this utility model provides a kind of potential energy recycle and reuse system,
It includes the first pump, the first reversal valve and work motor；Described first pump is for described work
Motor provides hydraulic oil, and described first reversal valve is used for controlling hydraulic oil commutation and enters described work
The left chamber of motor or right chamber, described work motor is used for driving equipment to transfer and promoting；Institute
Stating in equipment decentralization process, the oil return line of described work motor is provided with energy regenerating motor,
The potential energy of transferring of described equipment is reclaimed and is changed by electromotor by described energy regenerating motor
For electric energy, and stored by super capacitor.
One, preferably or in alternative embodiment, described super capacitor electrically connects electric fan, described electricity
Fan is located near hydraulic oil radiator, for providing cold wind, described liquid for hydraulic oil radiator
Force feed radiator is for dissipating for the hydraulic oil in the hydraulic circuit at described work motor place
Heat.
Preferably or in alternative embodiment, at the oil-in of described hydraulic oil radiator, it is provided with temperature one
Degree sensor, described temperature sensor electrical connection controller, described controller electrically connects described electricity
Fan, described controller can control described according to the temperature signal that described temperature sensor sends
The rotating speed of electric fan.
One preferably or in alternative embodiment, the oil-in connection of described first reversal valve described the
One pump, the oil return opening connection fuel tank of described first reversal valve, the first work of described first reversal valve
Make hydraulic fluid port parallel communication the first branch road and the second branch road, described first branch road and described second branch road
All connecting the left chamber of described work motor, the second actuator port of described first reversal valve connects institute
Stating the right chamber of work motor, described first branch road is provided with the first check valve, described first check valve
Oil-in connect described first reversal valve, the oil-out of described first check valve connects described work
Making the left chamber of motor, described second branch road is provided with the second check valve, entering of described second check valve
Hydraulic fluid port connects the left chamber of described work motor, the oil-out connection described the of described second check valve
One reversal valve.
One, preferably or in alternative embodiment, described second branch road is located at by described energy regenerating motor,
And between described second check valve and described work motor.
One, preferably or in alternative embodiment, described second branch road is provided with the second reversal valve, described
Second reversal valve is between described energy regenerating motor and described work motor, and described second changes
When valve is in the first working position, the oil return of described work motor is entered by described second reversal valve
Enter described energy regenerating motor, be stored in described super electricity to be reclaimed and then to transfer electric energy to by potential energy
Hold.
One, preferably or in alternative embodiment, described second reversal valve also connects the second pump, described
When second reversal valve is in the second working position, described second pump passes through described second reversal valve to institute
State energy regenerating motor fuel feeding, with to described super capacitor electric energy supplement.
One preferably or in alternative embodiment, when described second reversal valve is in middle position, described work
Make the oil circuit between motor and described energy regenerating motor to disconnect, described second pump and described energy
Reclaim the oil circuit between motor to disconnect.
One preferably or in alternative embodiment, between described second reversal valve and described second pump
Oil circuit is provided with the 3rd reversal valve, and described 3rd reversal valve is in the first working position, described second pump
The hydraulic oil pumped into passes through described 3rd reversal valve oil sump tank, and described 3rd reversal valve is in second
During working position, the hydraulic oil that described second pump pumps into enters described the by described 3rd reversal valve
Two reversal valves.
For achieving the above object, this utility model additionally provides a kind of rotary drilling rig, and it includes
State the potential energy recycle and reuse system in any embodiment.
One, preferably or in alternative embodiment, described work motor is hoist motor, described work
Device is drill pipe system.
Based on technique scheme, this utility model at least has the advantages that
This utility model is by arranging energy regenerating motor, electromotor and super capacitor, it is possible to will
It is electric energy that equipment transfers discharged potential energy converting and energy, and is stored back into by super capacitor
Receive, there is effects of energy saving and emission reduction, and after potential energy converting and energy is electric energy, recycling mode variation,
Energy release process is capable of the control of continuous-stable.
One, preferably or in alternative embodiment, the energy that this utility model will be stored in super capacitor is same
Step is used further to drive the cooling fan of hydraulic oil radiator, it is possible to solve super capacitor because of fully charged
And cannot continue storage problem, it is achieved the lasting recycle and reuse of potential energy, so improve energy return
Yield, it is achieved energy-conservation maximization.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes this
A part for application, schematic description and description of the present utility model is used for explaining this practicality
Novel, it is not intended that improper restriction of the present utility model.In the accompanying drawings:
The principle schematic of the potential energy recycle and reuse system that Fig. 1 provides for this utility model.
1-electromotor；2-the first pump；3-the first reversal valve；4-equipment；5-works motor；
6-the second reversal valve；7-energy regenerating motor；8-electromotor；9-the oneth DC/DC transducer；
10-super capacitor；11-the 2nd DC/DC transducer；12-motor；13-controller；14-
Temperature sensor；15-fan；16-hydraulic oil radiator；17-the 3rd reversal valve；18-the second pump；
19-the first check valve；20-the second check valve.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in embodiment is entered
Row clearly and completely describes.Obviously, described embodiment is only one of the present utility model
Divide embodiment rather than whole embodiments.Based on embodiment of the present utility model, this area is general
The every other embodiment that logical technical staff is obtained under not making creative work premise, all
Belong to the scope of this utility model protection.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " horizontal stroke
To ", "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ",
Orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only
It is for the ease of describing this utility model and simplifying description rather than instruction or the dress of hint indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as the restriction to this utility model protection domain.
As it is shown in figure 1, the signal of the potential energy recycle and reuse system provided for this utility model
Property embodiment, in this illustrative examples, potential energy recycle and reuse system includes that potential energy returns
Receive unit, electric energy recycling unit and charhing unit, wherein:
Potential energy recovery unit includes first pump the 2, first reversal valve 3 and work motor 5；First pump
2 provide power by electromotor 1, the oil inlet end connection fuel tank of the first pump 2, the first pump 2
Oil outlet end connects work motor 5 by the first reversal valve 3, for providing liquid to work motor 5
Force feed, the first reversal valve 3 is used for controlling hydraulic oil commutation, in equipment 4 decentralization process,
First reversal valve 3 controls the right chamber of hydraulic oil entrance work motor 5, promotes at equipment 4
During, the first reversal valve 3 controls the left chamber of hydraulic oil entrance work motor 5, and work motor
5 drive equipment 4, are used for driving equipment 4 to transfer and promote；At equipment 4
In decentralization process, the oil return line of work motor 5 is provided with energy regenerating motor 7, energy regenerating horse
Reaching 7 and be connected to electromotor 8, electromotor 8 can be connected to by a DC/DC transducer 9
Super capacitor 10.Equipment 4 is transferred gesture by energy regenerating motor 7 by this utility model
Can reclaim, and then be electric energy by electromotor 8 by the potential energy converting and energy of recovery, and pass through super electricity
Holding 10 to store, super capacitor 10 can electrically connect power device, and this utility model passes through
Liquid electrically realizes the potential energy under continuous cycle operation operating mode and reclaims, and is used for by the energy of recovery
Drive power device, it is possible to realize the lasting recycle and reuse of potential energy.
The oil-in of the first reversal valve 3 connects the first pump 2, and the oil return opening of the first reversal valve 3 is even
Logical fuel tank, the first actuator port parallel communication the first branch road and the second branch road of the first reversal valve 3,
First branch road and the second branch road all connect the left chamber of work motor 5, the second of the first reversal valve 3
The right chamber of actuator port connection work motor 5, the first branch road is provided with the first check valve 19, and first
The oil-in of check valve 19 connects the first reversal valve 3, the oil-out connection of the first check valve 19
The left chamber of work motor 5, the second branch road is provided with the second check valve 20, the second check valve 20
The left chamber of oil-in connection work motor 5, oil-out connection first commutation of the second check valve 20
Valve 3.The second branch road is located at by energy regenerating motor 7, and is positioned at the second check valve 20 and work horse
Reach between 5.
The first reversal valve 3 in above-described embodiment at least has three working positions: work as equipment
4 are in the state of transferring, and the first reversal valve 3 switches to the first working position, and the first reversal valve 3 is controlled
The right chamber of hydraulic oil entrance work motor 5 processed, the left chamber oil return of work motor 5 enters energy and returns
Receiving motor 7 and carry out potential energy recovery, the first reversal valve 3 oil sump tank is passed through in part oil return；Work as work
Device 4 is in lifting state, and the first reversal valve 3 switches to the second working position, the first reversal valve
The 3 left chambeies controlling hydraulic oil entrance work motors 5, the right chamber oil return of work motor 5 is by the
One reversal valve 3 oil sump tank；Other states, the first reversal valve 3 is in middle position, the first reversal valve
The hydraulic oil that the oil-in of 3 the enters oil return opening oil sump tank by the first reversal valve 3.
The work process of potential energy recovery unit is: electromotor 1 drives the first pump 2, works as work clothes
Putting 4 when needing to transfer operation, the first reversal valve 3 switches to the first working position, and work motor 5
Reversion, makes the oil return of work motor 5 pass through energy regenerating motor 7, and then drives electromotor 8
Generating electricity, voltage and electric current that electromotor 8 is exported by a DC/DC transducer 9 are changed
To required specification, it is achieved the quick charge of super capacitor 10.
In above-described embodiment, it is electric energy that equipment 4 transfers discharged potential energy converting and energy, and passes through
Super capacitor 10 carries out storage and reclaims, and has effects of energy saving and emission reduction, and the potential energy of recovery is electric energy
The variation of rear recycling mode, energy release process can the control of continuous-stable, and equipment
The lowering velocity of 4, can be entered by the moment of torsion of the discharge capacity of adjustment energy regenerating motor 7 and electromotor 8
Row feedback control.
Potential energy is electric energy by potential energy recovery unit and stores, than existing skill by this utility model
Fluid pressure type potential energy recovery method in art is more applicable for the big energy of rotary drilling rig and reclaims continuously, and
Make energy recycling mode more versatile and flexible.
Power device in electric energy recycling unit includes electric fan, also includes hydraulic oil radiator 16,
Electric fan includes motor 12 and fan 15, and super capacitor 10 can be turned by the 2nd DC/DC
Parallel operation 11 electrically connects the motor 12 of electric fan, and rotating for fan 15 provides power, sends out meanwhile
Motor 8 can be electrically connected by a DC/DC transducer 9 and the 2nd DC/DC transducer 11
The motor 12 of electric fan, rotates for fan 15 and provides power.Hydraulic oil heat radiation is located at by fan 15
Near device 16, for for hydraulic oil radiator 16 provide cold wind, hydraulic oil radiator 16 be used for be
Hydraulic oil in the hydraulic circuit at work motor 5 place dispels the heat.Further, hydraulic oil dissipates
The oil-in of hot device 16 can connect the oil return circuit of the first reversal valve 3, hydraulic oil radiator 16
Oil-out connection fuel tank.
Preferably or in alternative embodiment, at the oil-in of hydraulic oil radiator 16, it is provided with temperature one
Sensor 14, temperature sensor 14 is for gathering the temperature at the oil-in of hydraulic oil radiator 16
Degree signal.Temperature sensor 14 electrically connects controller 13, and controller 13 electrically connects electric fan
Motor 12, controller 13 receives the temperature signal that temperature sensor 14 gathers, and can root
The temperature signal sent according to temperature sensor 14 controls the rotating speed of fan 15, makes turning of fan 15
Speed is with the oil-in variations in temperature of hydraulic oil radiator 16, thus realizes hydraulic oil cooling system
Based Intelligent Control.
This utility model controls motor by the oil-in temperature signal of hydraulic oil radiator 16
12 drive fan 15 to rotate, it is achieved the Based Intelligent Control of hydraulic oil cooling system, promote hydraulic pressure system
The thermal management capabilities of system.
During above-described embodiment converges, electric fan can be air draught type, drives cooling air to blow over hydraulic pressure
Oil radiator 16.Hydraulic oil radiator 16 can be ventilation panel wing formula, and interior media is high temperature
Hydraulic oil, external agency is cold air.
The work process of electric energy recycling unit is: when super capacitor 10 is in charged state,
Voltage and electric current that oneth DC/DC transducer 9 is exported by the 2nd DC/DC transducer 11 enter
Row conversion, to drive motor 12, thus drives fan 15 to rotate；At super capacitor 10
When discharge condition, voltage that super capacitor 10 is exported by the 2nd DC/DC transducer 11 and
Electric current is changed, and to drive motor 12, thus drives fan 15 to rotate.Control simultaneously
Device 13 receives the temperature signal that temperature sensor 14 gathers, and exports control signal to motor 12,
Make fan 15 rotating speed with the oil-in variations in temperature of hydraulic oil radiator 16, it is achieved hydraulic oil cools down
The Based Intelligent Control of system.
In above-described embodiment, electrically realize the potential energy under continuous cycle operation operating mode by liquid and reclaim,
And the energy of recovery is used for driving the cooling fan 15 of hydraulic oil radiator 16, it is possible to realize potential energy
Lasting recycle and reuse.Recovery is stored in the energy of super capacitor 10 by this utility model to be carried out
Synchronize recycling, it is possible to avoid super capacitor 10 cannot continue because of fully charged the problem stored, from
And enable that recovery is persistently carried out, and then improve energy recovery rate.
The electric energy reclaiming storage is used for driving hydraulic oil by this utility model by electric energy recycling unit
Cooling fan, replaces general hydraulic pump motor type of drive, it is achieved that electric energy recycles, and has
It is beneficial to control cost, and the energy reclaimed in one work cycle of rotary drilling rig cools down with hydraulic oil
Fan consumed energy is the most suitable, it is possible to make super capacitor charging rationalize with release process, it is achieved
Energy-saving effect maximizes.
Charhing unit includes that the second branch road is located at by the second reversal valve 6, the second reversal valve 6, second
Reversal valve 6 is between energy regenerating motor 7 and work motor 5.Second reversal valve 6 also connects
Logical second pump 18, the second pump 18 can provide power by electromotor 1, drives hydraulic oil to enter
Enter the second reversal valve 6.
Second reversal valve 6 at least has three working positions:
If equipment 4 is in the state of transferring, then the second reversal valve 6 switches to the first working position,
Switching to potential energy recovery unit, the oil return of work motor 5 enters energy by the second reversal valve 6 and returns
Receive motor 7, be stored in super capacitor 10 to be reclaimed and then to transfer electric energy to by potential energy.
If equipment 4 is in non-state of transferring, and the voltage in super capacitor 10 is in minimum work
Under value, then the second reversal valve 6 switches to the second working position, switches to charhing unit, the second pump
18 by the second reversal valve 6 to energy regenerating motor 7 fuel feeding, with to super capacitor 10 electric energy supplement.
If equipment 4 is in non-state of transferring, and the voltage in super capacitor 10 is in minimum work
On value, then the second reversal valve 6 switches to middle position, work motor 5 and energy regenerating motor 7 it
Between oil circuit disconnect, oil circuit between the second pump 18 and energy regenerating motor 7 disconnects.
Oil circuit between second reversal valve 6 and the second pump 18 is also provided with the 3rd reversal valve 17,
3rd reversal valve 17 at least has two working positions:
If equipment 4 is in non-state of transferring, and the voltage in super capacitor 10 is in minimum work
Under value, then the 3rd reversal valve 17 switches to the second working position, and the second reversal valve 6 switches to second
Working position, the hydraulic oil that the second pump 18 pumps into enters the second reversal valve by the 3rd reversal valve 17
6, charhing unit is started working；Otherwise, the 3rd reversal valve 17 is in the first working position, the second pump
18 hydraulic oil pumped into pass through the 3rd reversal valve 17 oil sump tank, carry out off-load.
The work process of charhing unit is: if the voltage in super capacitor 10 be in minimum working value it
Under, and equipment 4 is in and non-transfers state, then the 3rd reversal valve 17 switches to the second working position,
Second reversal valve 6 switches to the second working position, and electromotor 1 drives the second pump 18, the second pump 1 pump
The hydraulic oil entered enters energy regenerating motor 7 by the second reversal valve 6, drives energy regenerating motor 7,
And then drive electromotor 8 to generate electricity, the electricity that electromotor 8 is exported by a DC/DC transducer 9
Pressure and electric current conversion are to required specification, it is achieved the quick charge of super capacitor 10.
Owing to not being available for the power supply persistently used on vehicle, this utility model by charhing unit with
Potential energy recovery unit integrated design, is used for guaranteeing that drill pipe system is non-and transfers and super capacitor cannot
Under normal operation, hydraulic oil cooling fan can normally work, and makes system simplify most.
In above-described embodiment, the first reversal valve 3 can use 3-position-3-way solenoid directional control valve；Second
Reversal valve 6 can use 3-position-3-way solenoid directional control valve；3rd reversal valve 17 can use two three
Electric change valve.
One, preferably or in alternative embodiment, the oil circuit between the first pump 2 and the first reversal valve 3 is also
Other can connect branch road, branch road can arrange overflow valve, the oil-out connection fuel tank of overflow valve is logical
Cross overflow valve and hydraulic system is carried out pressure protection.
This utility model additionally provides a kind of rotary drilling rig, and it includes in any of the above-described embodiment
Potential energy recycle and reuse system.In the illustrative examples of rotary drilling rig, work motor 5
For hoist motor, equipment 4 is drill pipe system.
The potential energy recycle and reuse system that this utility model provides is capable of elevator and drilling rod system
The control of system lowering velocity, replaces overflow valve overflow back pressure and transfers mode, it is to avoid because overflow side
Formula produces big calorimetric and makes oil temperature raise.
In description of the present utility model, it is to be understood that use " first ", " second ", " the
Three " etc. word limits parts, it is only for be easy to distinguish above-mentioned parts, as
Stated otherwise, above-mentioned word is not had not to have particular meaning, therefore it is not intended that to this practicality
The restriction of novel protected scope.
Finally should be noted that: above example is only in order to illustrate technical side of the present utility model
Case is not intended to limit；Although this utility model having been carried out specifically with reference to preferred embodiment
Bright, those of ordinary skill in the field are it is understood that still can be to tool of the present utility model
Body embodiment is modified or portion of techniques feature is carried out equivalent；Without deviating from this
The spirit of utility model technical scheme, it all should contain the technology being claimed at this utility model
In the middle of aspects.
Claims (11)
1. a potential energy recycle and reuse system, it is characterised in that: include the first pump (2),
First reversal valve (3) and work motor (5)；Described first pump (2) is for described work
Motor (5) provides hydraulic oil, described first reversal valve (3) be used for controlling hydraulic oil commutate into
Entering the left chamber of described work motor (5) or right chamber, described work motor (5) is used for driving work
Make device (4) to transfer and promote；In described equipment (4) decentralization process, described work
The oil return line of motor (5) is provided with energy regenerating motor (7), described energy regenerating motor (7)
The potential energy of transferring of described equipment (4) is reclaimed and is converted to electric energy by electromotor (8),
And stored by super capacitor (10).
2. potential energy recycle and reuse system as claimed in claim 1, it is characterised in that: institute
Stating super capacitor (10) electrical connection electric fan, hydraulic oil radiator (16) is located at by described electric fan
Near, for providing cold wind, described hydraulic oil radiator (16) for hydraulic oil radiator (16)
For dispelling the heat for the hydraulic oil in the hydraulic circuit at described work motor (5) place.
3. potential energy recycle and reuse system as claimed in claim 2, it is characterised in that: institute
State and at the oil-in of hydraulic oil radiator (16), be provided with temperature sensor (14), described temperature
Sensor (14) electrical connection controller (13), described controller (13) electrically connects described electricity
Fan, the temperature that described controller (13) can send according to described temperature sensor (14)
Signal controls the rotating speed of described electric fan.
4. potential energy recycle and reuse system as claimed in claim 1, it is characterised in that: institute
The oil-in stating the first reversal valve (3) connects described first pump (2), described first reversal valve
(3) oil return opening connection fuel tank, the first actuator port of described first reversal valve (3) is in parallel
Connect the first branch road and the second branch road, described first branch road and described second branch road and all connect described
The left chamber of work motor (5), the second actuator port of described first reversal valve (3) connects institute
Stating the right chamber of work motor (5), described first branch road is provided with the first check valve (19), described
The oil-in of the first check valve (19) connects described first reversal valve (3), described first unidirectional
The oil-out of valve (19) connects the left chamber of described work motor (5), and described second branch road is provided with
Second check valve (20), the oil-in of described second check valve (20) connects described work horse
Reaching the left chamber of (5), the oil-out of described second check valve (20) connects described first reversal valve
(3)。
5. potential energy recycle and reuse system as claimed in claim 4, it is characterised in that: institute
State energy regenerating motor (7) and be located at described second branch road, and be positioned at described second check valve (20)
And between described work motor (5).
6. potential energy recycle and reuse system as claimed in claim 5, it is characterised in that: institute
Stating the second branch road and be provided with the second reversal valve (6), described second reversal valve (6) is positioned at described energy
Amount reclaims between motor (7) and described work motor (5), described second reversal valve (6) place
When the first working position, described second reversal valve (6) is passed through in the oil return of described work motor (5)
Enter described energy regenerating motor (7), be stored in described potential energy is reclaimed and then transfers electric energy to
Super capacitor (10).
7. potential energy recycle and reuse system as claimed in claim 6, it is characterised in that: institute
Stating the second reversal valve (6) and also connect the second pump (18), described second reversal valve (6) is in
During the second working position, described second pump (18) passes through described second reversal valve (6) to described energy
Amount reclaims motor (7) fuel feeding, with to described super capacitor (10) electric energy supplement.
8. potential energy recycle and reuse system as claimed in claim 7, it is characterised in that: institute
State the second reversal valve (6) when being in middle position, described work motor (5) and described energy regenerating
Oil circuit between motor (7) disconnects, described second pump (18) and described energy regenerating motor (7)
Between oil circuit disconnect.
9. potential energy recycle and reuse system as claimed in claim 7, it is characterised in that: institute
State the oil circuit between the second reversal valve (6) and described second pump (18) and be provided with the 3rd reversal valve (17),
Described 3rd reversal valve (17) is in the first working position, the liquid that described second pump (18) pumps into
Force feed passes through described 3rd reversal valve (17) oil sump tank, and described 3rd reversal valve (17) is in
During the second working position, the hydraulic oil that described second pump (18) pumps into passes through described 3rd reversal valve
(17) described second reversal valve (6) is entered.
10. a rotary drilling rig, it is characterised in that: include as described in any one of claim 1-9
Potential energy recycle and reuse system.
11. rotary drilling rigs as claimed in claim 10, it is characterised in that: described work motor
(5) being hoist motor, described equipment (4) is drill pipe system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620062103.5U CN205533490U (en) | 2016-01-21 | 2016-01-21 | Potential energy is retrieved with system of recycling and is dug rig soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620062103.5U CN205533490U (en) | 2016-01-21 | 2016-01-21 | Potential energy is retrieved with system of recycling and is dug rig soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205533490U true CN205533490U (en) | 2016-08-31 |
Family
ID=56767634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620062103.5U Expired - Fee Related CN205533490U (en) | 2016-01-21 | 2016-01-21 | Potential energy is retrieved with system of recycling and is dug rig soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205533490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545534A (en) * | 2016-01-21 | 2017-03-29 | 徐工集团工程机械股份有限公司 | Potential energy recycle and reuse system and rotary drilling rig |
| CN110630592A (en) * | 2019-09-24 | 2019-12-31 | 夏士桀 | Energy-saving hydraulic station with good heat dissipation effect |
-
2016
- 2016-01-21 CN CN201620062103.5U patent/CN205533490U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545534A (en) * | 2016-01-21 | 2017-03-29 | 徐工集团工程机械股份有限公司 | Potential energy recycle and reuse system and rotary drilling rig |
| CN110630592A (en) * | 2019-09-24 | 2019-12-31 | 夏士桀 | Energy-saving hydraulic station with good heat dissipation effect |
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