CN105937498B - A kind of low startup power pumping plant and its control method - Google Patents
A kind of low startup power pumping plant and its control method Download PDFInfo
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- CN105937498B CN105937498B CN201610337490.3A CN201610337490A CN105937498B CN 105937498 B CN105937498 B CN 105937498B CN 201610337490 A CN201610337490 A CN 201610337490A CN 105937498 B CN105937498 B CN 105937498B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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Abstract
A kind of low startup power pumping plant and its control method.The low startup power pumping plant includes driving motor, and shaft one end of driving motor is connect with the power input shaft of the first arrangement of clutch, the power output shaft of the first arrangement of clutch and the input axis connection of energy storage device；The shaft other end of driving motor is connect with the power input shaft of the second arrangement of clutch, and the power output shaft of the second arrangement of clutch is connect with the pump main body.Its control method is as follows：First arrangement of clutch engages, and the second arrangement of clutch disengages.First and second motor starts and drives the flywheel turns of energy storage device through the first arrangement of clutch simultaneously.After flywheel turns are steady, the first arrangement of clutch disengages, and keeps the second arrangement of clutch disengaged condition, is simultaneously stopped the second motor.Second arrangement of clutch engages, and keeps the first arrangement of clutch disengaged condition, drives pump main body to start operating jointly by first motor and energy storage device.The low startup power pumping plant and its control method of the present invention, startup power is small, reduces electric energy loss, reduces production cost.
Description
Technical field
The present invention relates to mechanical equipment technical fields, and in particular to a kind of low startup power pumping plant and its control method.
Background technology
Water pump is the machinery for conveying liquid or liquid being made to be pressurized.It transmits the mechanical energy of prime mover or other external energies
To liquid, liquid energy is made to increase, is mainly used to convey liquid to include water, oil, acid ＆ alkali liquid, emulsion, suspended emulsion and liquid gold
Belong to etc., it also can transport liquid, admixture of gas and the liquid containing suspended solids.The technical parameter for weighing pump performance has stream
Amount, suction, lift, shaft power, water power, efficiency etc.；It can be divided into the classes such as volume water pump, vane pump according to different operation principles
Type.Positive displacement pump is to transmit energy using the variation of its swept volume of a single chamber；Vane pump is the phase interaction using rotary vane and water
For transmitting energy, there are the types such as centrifugal pump, axial-flow pump and mixed-flow pump.
Traditional water pump is all to drive its work by prime mover.Either above-mentioned centrifugal pump either axial-flow pump or mixed flow
Pump or other type water pumps, on startup, the load of motor is larger, it is possible to can not start or burn out motor.Therefore existing
In technology, usual way is exactly the motor of adapted relatively high power to meet startup demand in order to overcome the problems referred above.But it uses upper
Way is stated, there are still deficiencies：Load is again smaller when being worked normally after its startup, and uses the motor of relatively high power, causes electricity
It can waste, increase production cost.
Invention content
The purpose of the present invention is to provide a kind of startup power is small, electric energy loss is reduced, the low startup power of production cost is reduced
Pumping plant and its control method.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
A kind of low startup power pumping plant, including driving motor, shaft one end of the driving motor with described first from
The power input shaft connection set is attached together, the power output shaft of first arrangement of clutch connects with the input shaft of the energy storage device
It connects；The shaft other end of the driving motor is connect with the power input shaft of second arrangement of clutch, the second clutch dress
The power output shaft set is connect with the pump main body.
Preferably, the energy storage device includes that rotation axis, support axle bed, flywheel and secondary pulley, the rotation axis are rotatable
Ground is mounted on support axle bed, and the both ends of the rotation axis are fixedly connected with the flywheel and secondary pulley respectively.
Preferably, the driving motor includes first motor and the second motor, the shaft of the first motor and described the
The shaft of two motors is connect with the power input shaft of first arrangement of clutch.
Preferably, the power input shaft of first arrangement of clutch includes the first input shaft and the second input shaft, and described the
One input shaft and the second input shaft are installed on first arrangement of clutch, first input shaft and first arrangement of clutch
Power output shaft be coaxial, first input shaft stretches out turning for one end of first arrangement of clutch and the first motor
Axis connection, first input shaft, which stretches out on the other end of first arrangement of clutch, is equipped with main pulley, the main pulley warp
Belt is connect with the secondary pulley, and second motor inputs axis connection with described second.
Preferably, first arrangement of clutch includes first shell, the first float rotation axle, the first master gear, the second main tooth
Wheel and the first floating gear being sequentially connected for the first master gear and second master gear, the first float rotation axle installation
In in the first shell, first master gear, the second master gear and the first floating gear are located in the first shell, institute
It states the first master gear, the second master gear and the first floating gear correspondence and is installed on first input shaft, the second input shaft and the
In one float rotation axle；The hole slided up and down for first float rotation axle is provided in the first shell；Described first is floating
The both ends of turn axis, which are pierced by the part of the first shell, is equipped with the first sliding block, and the first shell is equipped with for described
The first sliding groove that first sliding block slides up and down is equipped with the first spring, the first both ends of the spring difference in the first sliding groove
It is connect with first sliding block and the first shell bottom；It is provided with immediately below first floating gear for attracting
State the first floating gear and first master gear and intermeshing first magnetic devices of the second master gear；Described first is magnetic
Device is located in the first shell.
Preferably, first magnetic devices include the first conductive coil and the first iron core, and first iron core is arranged in
In first conductive coil, first iron core one end is fixedly connected with the bottom of the first shell.
Preferably, the power input shaft of second arrangement of clutch is third input shaft, and second arrangement of clutch moves
Power output shaft is the 4th output shaft, and the third input shaft and the 4th output shaft are installed on second arrangement of clutch, described
One end that third input shaft stretches out second arrangement of clutch is connect with the shaft of the first motor, the 4th output shaft with
The pump main body connection；Second arrangement of clutch includes second shell, the second float rotation axle, third master gear, the 4th main tooth
Wheel and the second floating gear being sequentially connected for third master gear and the 4th master gear, the second float rotation axle installation
In in the second shell, the third master gear, the 4th master gear and the second floating gear are located in the second shell, institute
It states third master gear, the 4th master gear and the second floating gear correspondence and is installed on the third input shaft, the 4th output shaft and the
In two float rotation axles；The hole slided up and down for second float rotation axle is provided in the second shell；Described second is floating
The both ends of turn axis, which are pierced by the part of the second shell, is equipped with the second sliding block, and the second shell is equipped with for described
The second sliding slot that second sliding block slides up and down is equipped with second spring, the second spring both ends difference in the second sliding slot
It is connect at the top of second sliding block and the second shell；Being arranged above for second floating gear is useful for attracting institute
State the second magnetic devices that the second floating gear is mutually disengaged with the third master gear and the 4th master gear；Described second is magnetic
Device is located in the second shell；Second magnetic devices include the second conductive coil and the second iron core, second iron
Core is arranged in second conductive coil, is fixedly connected at the top of second iron core one end and the second shell.
Preferably, the pump main body includes third shell, and impeller or gear, the third are equipped in the third shell
Inlet and outlet are provided on shell；Water inlet pipe, the water outlet of the third shell are connected on the water inlet of third shell
It is connected with outlet pipe on mouthful；The third shaft for driving the impeller or gear to rotate, institute are installed on the third shell
It states third shaft one end to connect with the impeller or gear, power output of the other end through shaft coupling Yu the second clutch
Axis connection.
Preferably, the shaft of the first motor is pierced by the casing of the first motor and moving for second arrangement of clutch
The fan blade for cold-working of blowing for the first motor and second arrangement of clutch is installed on the part of power input axis connection.
A kind of control method of low startup power pumping plant, this method are：
S1：First arrangement of clutch engages, and the second arrangement of clutch disengages.
S2：First motor and the second motor start and drive the flywheel turns of energy storage device through the first arrangement of clutch simultaneously.
S3：After flywheel turns are steady, the first arrangement of clutch disengages, and keeps the second arrangement of clutch disengaged condition, stops simultaneously
Only the second motor.
S4：Second arrangement of clutch engages, and keeps the first arrangement of clutch disengaged condition, total by first motor and energy storage device
Start operating with pump main body is driven.
In particular, the control method of low startup power pumping plant passes sequentially through following steps realization：
1）It is powered simultaneously to first magnetic devices and second magnetic devices first, in the first arrangement of clutch
First floating gear by magnetic field suction caused by first magnetic devices, first floating gear move down with
First master gear and second master gear intermeshing；And second floating gear in second arrangement of clutch
By magnetic field suction caused by second magnetic devices, second floating gear moves up disengaging and the third master gear
It is engaged with the 4th master gear.
2）First motor described in delay start and second motor, the first motor and second motor are through first
Arrangement of clutch drives the flywheel turns of energy storage device.
3）After flywheel turns are steady, first magnetic devices in first arrangement of clutch are no longer powered, described
First floating gear is no longer moved up disengaging by magneticaction and is engaged with first master gear and the second master gear；And then right
Second motor is powered off.
4）At this point, second magnetic devices in second arrangement of clutch are no longer powered, second floating gear
It is no longer moved down by magneticaction and is engaged with the third master gear and the 4th master gear.The power of i.e. described second arrangement of clutch is defeated
Entering axis drives the power output shaft of second arrangement of clutch to rotate, described in the power output shaft drive of second arrangement of clutch
Pump body of work.
The advantageous effect of the low startup power pumping plant of the present invention is：
First, shaft one end by driving motor is connect with the power input shaft of the first arrangement of clutch, the first clutch dress
The input axis connection of the power output shaft and energy storage device set carries out the storage of mechanical energy effectively, i.e. kinetic energy storage.Pass through drive
The shaft other end of dynamic motor is connect with the power input shaft of the second arrangement of clutch, and power output shaft and the pump of second clutch are led
Body connects, and realizes the kinetic energy that will have been stored and is converted into pump main body by the static kinetic energy to needed for rotation, is conducive to draw water, simultaneously
The service life for extending motor is also helped, realizes the conversion and transfer of energy energy.So the low startup power pumping plant of the present invention,
Its startup power is small, reduces electric energy loss, reduces production cost.
Second, the low startup power pumping plant of the present invention, by first motor and the second motor, it can be achieved that providing larger
Startup power；Effectively first motor and the second motor can be provided to larger startup power, i.e. kinetic energy by energy storage device.Had
Effect stores；Pass through the first floating gear and the first magnetic devices in the first arrangement of clutch again；Realization efficiently controls
First floating gear is engaged or is disengaged from the first master gear and the second master gear, that is, realizes that first motor and the second motor are same
It walks work and detaches, be conducive to the loss for avoiding storing energy kinetic energy, the i.e. waste of electric energy, while avoiding producing first motor
Raw load, influences the service life of first motor.
Third, the low startup power pumping plant of the present invention, passes through the second floating gear and second in the second arrangement of clutch
Magnetic devices, when the second magnetic devices are powered, the second floating gear is by magnetic field suction caused by the second magnetic devices, and second
Floating gear moves up disengaging and is engaged with the third master gear and the 4th master gear；After energy storage device stores active energy, second
Magnetic devices are no longer powered, and the second floating gear is no longer by magneticaction, and the second floating gear is by second spring and itself weight
Force effect is moved down and is engaged with the third master gear and the 4th master gear；So can efficiently control in the second arrangement of clutch
The engagement of two float rotation axles, third master gear controls the power input shaft of the second arrangement of clutch and the power of second clutch
The transmission of between centers power is exported, realization efficiently controls pump main body and draws water work, more energy saving.
The control method of the low startup power pumping plant of the present invention has institute caused by the low startup power pumping plant of the present invention
There is excellent effect.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of the first arrangement of clutch of the present invention.
Fig. 3 is the cut-away view of the first arrangement of clutch of the present invention.
Fig. 4 is the structural schematic diagram of the second arrangement of clutch of the present invention.
Fig. 5 is the cut-away view of the second arrangement of clutch of the present invention.
Fig. 6 is the structure diagram of the present invention.
It is as follows that correspondence is indicated in figure：
1- driving motors；The first arrangement of clutch of 2-；3- energy storage devices；The second arrangement of clutch of 4-；5- pumps main body；
11- first motors；The second motors of 12-；The first input shafts of 21-；The second input shafts of 22-；23- main pulleys；24- first shells
Body；The first float rotation axles of 25-；The first master gears of 26-；The second master gears of 27-；The first floating gears of 28-；The first magnetic of 29-
Property device；The first conductive coils of 291-；The first iron cores of 292-；31- rotation axis；32- supports axle bed；33- flywheels；34-
Secondary pulley；41- second shells；The second float rotation axles of 42-；43- third master gears；The 4th master gears of 44-；45- second is floating
Moving gear；46- third input shafts；The 4th output shafts of 47-；The second magnetic devices of 48-；The second conductive coils of 481-；482-
Second iron core；51- third shells；52- water inlet pipes；53- outlet pipes；54- third shafts；55- shaft couplings；61- first
Sliding block；62- the first sliding grooves；The first springs of 63-；The second sliding blocks of 71-；72- second sliding slots；73- second springs；8- wind
Leaf.
Specific implementation mode
The present invention is described further in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of low startup power pumping plant provided in this embodiment, including driving motor 1, the driving electricity
Shaft one end of machine 1 is connect with the power input shaft of first arrangement of clutch 2, the power output of first arrangement of clutch 2
The input axis connection of axis and the energy storage device 3；The shaft other end of the driving motor 1 and second arrangement of clutch 4
Power input shaft connects, and the power output shaft of second arrangement of clutch 4 is connect with the pump main body 5.It realizes on pumping plant
The transmission and transfer of integral energy are conducive to the work of drawing water for pumping main body 5.
As shown in Figure 1, it is further preferred that the energy storage device 3 includes rotation axis 31, support axle bed 32,33 and of flywheel
Secondary pulley 34, the rotation axis 31 are installed in rotation on support axle bed 32, the both ends of the rotation axis 31 respectively with it is described
Flywheel 33 is fixedly connected with secondary pulley 34.Effectively driving motor 1 can be provided to larger startup power by energy storage device 3, i.e.,
Kinetic energy.It is effectively stored, the convenient follow-up startup and work for driving pump main body 5.
As shown in Figure 1, it is further preferred that the driving motor 1 includes first motor 11 and the second motor 12, described the
The shaft of one motor 11 is connect with the power input shaft of first arrangement of clutch 2 with the shaft of second motor 12.It is logical
First motor 11 and the second motor 12 are crossed, it can be achieved that providing larger startup power；Convenient for pushing the rotation of energy storage device 3 to be stored
Kinetic energy.
As shown in Figs. 1-3, it is further preferred that the power input shaft of first arrangement of clutch 2 includes the first input shaft
21 and second input shaft 22, first input shaft, 21 and second input shaft 22 is installed on first arrangement of clutch 2, described
The power output shaft of first input shaft 21 and first arrangement of clutch 2 is coaxial, and first input shaft 21 stretches out described
One end of one arrangement of clutch 2 is connect with the shaft of the first motor 11, and first input shaft 21 stretches out first clutch
Main pulley 23 is installed, the main pulley 23 is through belt on the other end of device 2（It is not provided in figure）Connect with the secondary pulley 34
It connects, second motor 12 is connect with second input shaft 22；Pass through the power of the first input shaft 21 and the first arrangement of clutch 2
Output shaft is coaxial, is conducive to save manufacturing cost, reduces kinetic energy and is lost in transmittance process, reduces the waste of electric energy.First
The transmission of arrangement of clutch 2 and energy storage device 3 is by the main pulley 23 on the first arrangement of clutch 2 through on belt and energy storage device 3
Secondary pulley 34 connect so that body vibration is less, avoid flywheel 33 rotation generate vibration pass to the first arrangement of clutch 2,
Cause the 2 internal gear accelerated wear test of the first arrangement of clutch or broken teeth.
As shown in Figs. 1-3, it is further preferred that first arrangement of clutch 2 includes first shell 24, the first float rotation axle
25, the first master gear 26, the second master gear 27 and be sequentially connected for the first master gear 26 and second master gear 27 the
One floating gear 28, first float rotation axle 25 are installed in the first shell 24, and first master gear 26, second is led
Gear 27 and the first floating gear 28 are located in the first shell 24, first master gear 26, the second master gear 27 and
One floating gear 28 correspondence is installed in first input shaft 21, the second input shaft 22 and the first float rotation axle 25；Described
The hole slided up and down for first float rotation axle 25 is provided on one shell 24（It is not shown in figure）；Described first, which floats, turns
The both ends of axis 25, which are pierced by the part of the first shell 24, is equipped with the first sliding block 61, and the first shell 24, which is equipped with, to be used for
The first sliding groove 62 that first sliding block 61 slides up and down, is equipped with the first spring 63 in the first sliding groove 62, and described first
63 both ends of spring are connect with first sliding block 61 and 24 bottom of the first shell respectively；First floating gear 28 is just
Lower section is provided with for attracting first floating gear 28 to be intermeshed with first master gear, 26 and second master gear 27
The first magnetic devices 29；First magnetic devices 29 are located in the first shell 24.In order to realize the first floating gear
28 movements rapidly, conveniently, reduce the energization loss of the first magnetic devices 29, first shell are pierced by the both ends of the first float rotation axle 25
First sliding block 61 is installed, first shell 24 is equipped with the first sliding groove slided up and down for the first sliding block 61 on 24 part
62；What needs to be explained here is that the first spring 63 is compressed spring, and under normality, under the effect of the first spring 63, the first floating tooth
The top of the part between the first master gear 26 and the second master gear 27 of wheel 28, and be not in contact mutually.
As shown in figs. 1 and 3, it is further preferred that first magnetic devices 29 include the first conductive coil 291 and first
Iron core 292, first iron core 292 are arranged in first conductive coil 291, described first iron core, 292 one end with it is described
The bottom of first shell 24 is fixedly connected.It is powered generated magnetic field suction by the first magnetic devices 29, described first floats
Gear 28 moves down and first master gear 26 and second master gear 27 intermeshing；Convenient for first motor 11 and the second electricity
The transmission and transfer of 12 kinetic energy of machine, it is easy to operate, it is easy to control.
As illustrated in figures 4-5, it is further preferred that the power input shaft of second arrangement of clutch 4 is third input shaft 46,
The power output shaft of second arrangement of clutch 4 is the 4th output shaft 47,46 and the 4th output shaft 47 of third input shaft dress
On second arrangement of clutch 4, the third input shaft 46 stretches out one end and described first of second arrangement of clutch 4
The shaft of motor 11 connects, and the 4th output shaft 47 is connect with the pump main body 5；Second arrangement of clutch 4 includes second
Shell 41, the second float rotation axle 42, third master gear 43, the 4th master gear 44 and for third master gear 43 with it is described 4th lead
The second floating gear 45 that gear 44 is sequentially connected, second float rotation axle 42 is installed in the second shell 41, described
Third master gear 43, the 4th master gear 44 and the second floating gear 45 are located in the second shell 41, the third master gear
43, the 4th master gear 44 and the second floating gear 45 correspondence are installed on the third input shaft 46, the 4th output shaft 47 and second
In float rotation axle 42；The hole slided up and down for second float rotation axle 42 is provided in the second shell 41（In figure not
It shows）；The both ends of second float rotation axle 42, which are pierced by the part of the second shell 41, is equipped with the second sliding block 71, described
Second shell 41 is equipped with the second sliding slot 72 slided up and down for second sliding block 71, is equipped in the second sliding slot 72
Second spring 73,73 both ends of the second spring are connect with second sliding block 71 and 41 top of the second shell respectively；Institute
State the second floating gear 45 be arranged above be useful for attracting second floating gear 45 and the third master gear 43 and
The second magnetic devices 48 that 4th master gear 44 is mutually disengaged；Second magnetic devices 48 are located in the second shell 41；
Second magnetic devices 48 include the second conductive coil 481 and the second iron core 482, and second iron core 482 is arranged in described
In second conductive coil 481, described second iron core, 482 one end is fixedly connected with the top of the second shell 41.Pass through second
The second floating gear 45 in arrangement of clutch 4 and the second magnetic devices 48, when the second magnetic devices 48 are powered, the second floating gear
45 by magnetic field suction caused by the second magnetic devices 48, and the second floating gear 45 moves up disengaging and the third master gear 43
It is engaged with the 4th master gear 44；After energy storage device 3 stores active energy, the second magnetic devices 48 are no longer powered, the second floating tooth
Wheel 45 no longer by magneticaction, the second floating gear 45 by second spring 73 and self gravitation effect, move down disengaging with it is described
Third master gear 43 and the engagement of the 4th master gear 44；So can efficiently control the second float rotation axle 42 in the second arrangement of clutch 4,
The engagement of third master gear 43 controls the power output shaft of the power input shaft and the second arrangement of clutch 4 of the second arrangement of clutch 4
Between power transmission, realization efficiently controls pump main body 5 and draws water work, more energy saving.What needs to be explained here is that second spring
73 be common spring or compressed spring, and under normality, under the action of the second floating gear 45 is due to its own gravity or elastic force, second is floating
Moving gear 45 is intermeshed with 43 and the 4th master gear 44 of the third master gear always, just because of 48 institute of the second magnetic devices
The magnetic active force of generation be more than the second floating gear 45 due to its own gravity or elastic force when, realize the second floating gear 45
It is detached from and is intermeshed with 43 and the 4th master gear 44 of the third master gear.
As shown in Figure 1, it is further preferred that the pump main body 5 includes third shell 51, the third shell 51 is interior to be installed
There are impeller or gear（It is not shown in figure）, water inlet is provided on the third shell 51（It is not provided in figure）And water outlet（Figure
In do not provide）；It is connected with water inlet pipe 52 on the water inlet of third shell 51, is connected with out on the water outlet of the third shell 51
Water pipe 53；The third shaft 54 for driving the impeller or gear to rotate, the third are installed on the third shell 51
54 one end of shaft is connect with the impeller or gear, and the other end is defeated through shaft coupling 55 and the power of second arrangement of clutch 4
Go out axis connection.In order to avoid the power output shaft of the second arrangement of clutch 4 is excessive by torque, the power of the second arrangement of clutch 4 is caused
Axle fracture or deformation are exported, so using power output axis connection of the third shaft 54 through shaft coupling 55 and the second arrangement of clutch 4,
It is effectively reduced the rotation stress suffered by the power output shaft of the second arrangement of clutch 4, is conducive to protection the second arrangement of clutch 4 of connection
Power output shaft and internal gear.By the power output shaft of third shaft 54 and the second arrangement of clutch 4 using shaft coupling 55 into
Row connection realizes easy for installation, reduction by 4 power output shaft manufacturing cost of the second arrangement of clutch, while facilitating repair.
As shown in Figure 1, it is further preferred that the shaft of the first motor 11 be pierced by the casing of the first motor 11 with
Second arrangement of clutch 4 power input shaft connection part on be equipped with for the first motor 11 with described second from
It attaches together and sets 4 fan blades 8 for blowing cold-working.Be conducive to cool down to first motor 11 and the second arrangement of clutch 4 by fan blade 8,
Extend first motor 11 and 4 service life of the second arrangement of clutch, reduces by 11 interior loop heating resistor of first motor and increase, caused by
Electric energy loss increases, and also helps and 4 internal gear of the second arrangement of clutch is avoided to overheat, abrasion aggravation.
The low startup power pumping plant of the present invention further includes having the control device for planning as a whole to control its each component working, the control
Device processed uses conventional arrangement.The control device is microcontroller or CPU.
It should be noted that：The low startup power pumping plant of the present invention, can by first motor 11 and the second motor 12
It realizes and larger startup power is provided；Effectively first motor 11 and the second motor 12 can be provided by energy storage device 3 larger
Startup power, i.e. kinetic energy.Effectively stored；Pass through the first floating gear 28 and first in the first arrangement of clutch 2 again
Magnetic devices 29；Realization efficiently controls the first floating gear 28 and engages or be detached from the first master gear 26 and the second master gear 27
Engagement is realized first motor 11 and the second motor 12 synchronous working and is detached, is conducive to the damage for avoiding storing energy kinetic energy
Consumption, i.e. the waste of electric energy, while avoiding generating load to first motor 11, influence the service life of first motor 11.
As shown in fig. 6, a kind of control method of low startup power pumping plant, passes sequentially through following steps realization：
1）It is powered simultaneously to first magnetic devices 29 and second magnetic devices 48 first, the first clutch dress
First floating gear 28 set in 2 is floated by magnetic field suction caused by first magnetic devices 29, described first
Gear 28 moves down and first master gear 26 and second master gear 27 intermeshing；And in second arrangement of clutch 4
Second floating gear 45 by magnetic field suction caused by second magnetic devices 48, second floating gear 45
Disengaging is moved up to engage with 43 and the 4th master gear 44 of the third master gear.
2）First motor 11 described in delay start and second motor 12, the first motor 11 and second motor
12 drive the flywheel 33 of energy storage device 3 to rotate.
3）After 33 stability of rotation of flywheel, first magnetic devices 29 in first arrangement of clutch 2 are no longer powered,
First floating gear 28 is no longer moved up disengaging by magneticaction and is nibbled with first master gear, 26 and second master gear 27
It closes；And then the second motor 12 is powered off.
4）At this point, second magnetic devices 48 in second arrangement of clutch 4 are no longer powered, the second floating tooth
Wheel 45 is no longer moved down by magneticaction to be engaged with 43 and the 4th master gear 44 of the third master gear.I.e. described second arrangement of clutch
4 power input shaft drives the power output shaft of second arrangement of clutch 4 to rotate, and the power of second arrangement of clutch 4 is defeated
Shaft drives the pump main body 5 to work.
Further explanation to above-mentioned steps：
In the step 1, power supply is connected with first magnetic devices 29 and second magnetic devices 48 respectively,
In the step 2, the delayed switch of power supply and the first motor 11 and second motor 12.
In the step 3, power supply is connected through time controller with second magnetic devices 48, time controller delay
Time is 0-3 minutes.
In the step 4, it is connected with time controller between delay switch and second motor 12, time controller prolongs
The slow time is 3-5 minutes.
The control method of the low startup power pumping plant of the present invention further includes having the control for planning as a whole to control its each component working
Device, the controller use conventional arrangement.The control device is microcontroller or CPU.
The control method of the low startup power pumping plant of the present invention, which can be realized, manipulates simple, reliable operation, stable,
Startup power is small, reduces electric energy loss, reduces production cost.
The present invention is described in detail above in conjunction with attached drawing, but embodiments of the present invention be not limited in it is above-mentioned
Embodiment, those skilled in the art can make various modifications according to the prior art to the present invention, belong to the guarantor of the present invention
Protect range.
Claims (6)
1. a kind of low startup power pumping plant, including driving motor, it is characterised in that：Shaft one end of the driving motor and the
The power input shaft of one arrangement of clutch connects, and the power output shaft of first arrangement of clutch and the input shaft of energy storage device connect
It connects；The shaft other end of the driving motor is connect with the power input shaft of the second arrangement of clutch, second arrangement of clutch
Power output shaft is connect with pump main body；
The energy storage device includes that rotation axis, support axle bed, flywheel and secondary pulley, the rotation axis are installed in rotation on support
On axle bed, the both ends of the rotation axis are fixedly connected with flywheel and secondary pulley respectively；The driving motor include first motor and
Second motor, the shaft of the first motor are connect with the power input shaft of the first arrangement of clutch with the shaft of the second motor；
The power input shaft of first arrangement of clutch includes the first input shaft and the second input shaft, first input shaft and the
Two input shafts are installed on the first arrangement of clutch, the power output shaft of first input shaft and the first arrangement of clutch be it is coaxial,
First input shaft stretches out one end of the first arrangement of clutch and the shaft of first motor connects, and first input shaft stretches out the
Main pulley is installed on the other end of one arrangement of clutch, the main pulley is connect through belt with secondary pulley, second motor with
The second input axis connection；
First arrangement of clutch include first shell, the first float rotation axle, the first master gear, the second master gear and be used for first
The first floating gear that master gear and the second master gear are sequentially connected, first float rotation axle are installed in first shell, institute
It states the first master gear, the second master gear and the first floating gear to be located in first shell, first master gear, the second master gear
It is corresponding with the first floating gear to be installed in the first input shaft, the second input shaft and the first float rotation axle；In the first shell
It is provided with the hole slided up and down for the first float rotation axle；The both ends of first float rotation axle are pierced by the part of first shell
First sliding block is installed, the first shell is equipped with the first sliding groove slided up and down for the first sliding block, the first sliding groove
First spring is inside installed, first both ends of the spring is connect with the first sliding block and first shell bottom respectively；Described first is floating
It is provided with immediately below moving gear for attracting the first floating gear and the first master gear and the second master gear intermeshing the
One magnetic devices；First magnetic devices are located in first shell.
2. low startup power pumping plant according to claim 1, it is characterised in that：The power of second arrangement of clutch is defeated
It is third input shaft to enter axis, and the power output shaft of second arrangement of clutch is the 4th output shaft, the third input shaft and the
Four output shafts are installed on the second arrangement of clutch, and the third input shaft stretches out one end and the first motor of the second arrangement of clutch
Shaft connects, and the 4th output shaft is connect with pump main body；
Second arrangement of clutch includes second shell, the second float rotation axle, third master gear, the 4th master gear and is used for third
The second floating gear that master gear and the 4th master gear are sequentially connected, second float rotation axle are installed in second shell, institute
It states third master gear, the 4th master gear and the second floating gear to be located in second shell, the third master gear, the 4th master gear
It is corresponding with the second floating gear to be installed in third input shaft, the 4th output shaft and the second float rotation axle；In the second shell
It is provided with the hole slided up and down for the second float rotation axle；The both ends of second float rotation axle are pierced by the part of second shell
Second sliding block is installed, the second shell is equipped with the second sliding slot slided up and down for the second sliding block, the second sliding slot
Second spring is inside installed, the second spring both ends are connect at the top of the second sliding block and second shell respectively；Described second is floating
Being arranged above of moving gear is useful for attracting that the second floating gear and third master gear and the 4th master gear be mutually disengaged the
Two magnetic devices；Second magnetic devices are located in second shell；Second magnetic devices include the second conductive coil with
Second iron core, second iron core are arranged in the second conductive coil, and the top of second iron core one end and second shell is solid
Fixed connection.
3. low startup power pumping plant according to claim 1, it is characterised in that：The shaft of the first motor is pierced by
Be equipped on the part that the casing of one motor is connect with the power input shaft of the second arrangement of clutch for first motor with second from
Attach together the fan blade for setting cold-working of blowing.
4. low startup power pumping plant according to claim 1, it is characterised in that：First magnetic devices include first
Conductive coil and the first iron core, first iron core are arranged in the first conductive coil, first iron core one end and first shell
The bottom of body is fixedly connected.
5. low startup power pumping plant according to claim 1, it is characterised in that：The pump main body includes third shell,
Impeller or gear are installed in the third shell, inlet and outlet are provided on the third shell；Third shell
It is connected with water inlet pipe on water inlet, outlet pipe is connected on the water outlet of the third shell；It is installed on the third shell
For the third shaft that impeller or gear rotate, third shaft one end is connect with impeller or gear, other end warp
The power output axis connection of shaft coupling and second clutch.
6. a kind of control method of low startup power pumping plant, which is characterized in that pass sequentially through following steps realization：
1）It is powered simultaneously to the first magnetic devices and the second magnetic devices first, the first floating tooth in the first arrangement of clutch
By magnetic field suction caused by the first magnetic devices, the first floating gear moves down and the first master gear and the second master gear phase wheel
Mutually engagement；And the second floating gear in the second arrangement of clutch is floating by magnetic field suction caused by the second magnetic devices, second
Moving gear moves up disengaging and is engaged with third master gear and the 4th master gear；
2）Delay start first motor and the second motor, first motor and the second motor drive energy storage device through the first arrangement of clutch
Flywheel turns；
3）After flywheel turns are steady, the first magnetic devices in the first arrangement of clutch are no longer powered, and the first floating gear is no longer
Disengaging is moved up by magneticaction to engage with the first master gear and the second master gear；And then the second motor is powered off；
4）At this point, the second magnetic devices in the second arrangement of clutch are no longer powered, the second floating gear is no longer under by magneticaction
Shifting is engaged with third master gear and the 4th master gear, i.e. the power input shaft of the second arrangement of clutch drives the dynamic of the second arrangement of clutch
Power output shaft rotates, and the power output shaft of the second arrangement of clutch drives pump body of work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610337490.3A CN105937498B (en) | 2016-05-21 | 2016-05-21 | A kind of low startup power pumping plant and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610337490.3A CN105937498B (en) | 2016-05-21 | 2016-05-21 | A kind of low startup power pumping plant and its control method |
Publications (2)
| Publication Number | Publication Date |
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| CN105937498A CN105937498A (en) | 2016-09-14 |
| CN105937498B true CN105937498B (en) | 2018-10-19 |
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| CN201610337490.3A Expired - Fee Related CN105937498B (en) | 2016-05-21 | 2016-05-21 | A kind of low startup power pumping plant and its control method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088511A (en) * | 2018-08-10 | 2018-12-25 | 龚平 | The device for avoiding pump motor output shaft from twisting off |
| CN113951788B (en) * | 2021-02-24 | 2022-11-04 | 泉州江豚实业有限公司 | Pedal type water-changing horizontal mop cleaning equipment and application method thereof |
| CN112983830B (en) * | 2021-03-01 | 2021-12-17 | 合肥恒大江海泵业股份有限公司 | Shipborne emergency drainage pump |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1337328A (en) * | 1970-01-30 | 1973-11-14 | Halborg Maschinenbau Gmbh Co | Method and device for maintaining a substantially constant delivery stream by means of centrifugal pumps |
| WO2006018620A1 (en) * | 2004-08-19 | 2006-02-23 | The Boc Group Plc | Vacuum pump |
| CN101464203A (en) * | 2009-01-12 | 2009-06-24 | 浙江大学 | Mechanical seal transient state start/stop sealing property tester |
| CN101649843A (en) * | 2009-08-25 | 2010-02-17 | 浙江大学 | Power device for instantaneous starting of centrifugal pump |
-
2016
- 2016-05-21 CN CN201610337490.3A patent/CN105937498B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1337328A (en) * | 1970-01-30 | 1973-11-14 | Halborg Maschinenbau Gmbh Co | Method and device for maintaining a substantially constant delivery stream by means of centrifugal pumps |
| WO2006018620A1 (en) * | 2004-08-19 | 2006-02-23 | The Boc Group Plc | Vacuum pump |
| CN101464203A (en) * | 2009-01-12 | 2009-06-24 | 浙江大学 | Mechanical seal transient state start/stop sealing property tester |
| CN101649843A (en) * | 2009-08-25 | 2010-02-17 | 浙江大学 | Power device for instantaneous starting of centrifugal pump |
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| CN105937498A (en) | 2016-09-14 |
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