CN207715381U - A kind of permanent magnet synchronous motor solar energy water pumping system - Google Patents
A kind of permanent magnet synchronous motor solar energy water pumping system Download PDFInfo
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- CN207715381U CN207715381U CN201721478696.4U CN201721478696U CN207715381U CN 207715381 U CN207715381 U CN 207715381U CN 201721478696 U CN201721478696 U CN 201721478696U CN 207715381 U CN207715381 U CN 207715381U
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Abstract
A kind of permanent magnet synchronous motor solar energy water pumping system, including photovoltaic array, controller, water tank and the water pump being made of pump body unit and pump motor unit, photo-voltaic power supply line is connected between photovoltaic array and controller, it is connected with motor lead-out wire between controller and pump motor unit, water-supply-pipe is connected between water tank and pump body unit；It is equipped with water level sensor in water where water pump and is connect with controller by water level control line, water tank is equipped with cistern water level sensor and is connect with controller by cistern water level control line.The solar energy water pumping system of the utility model is run with maximum photovoltaic input power; solar energy is utilized, the working efficiency of water pump greatly promotes, using rare earth permanent-magnet synchronization motor and its control system; electric system it is efficient, it can be achieved that automatically controlling, automatic protection.
Description
Technical field
The utility model is related to pump equipment technical field more particularly to a kind of permanent magnet synchronous motor solar water pump systems
System.
Background technology
Photovoltaic water pump system is directly to be generated electricity using solar cell photovoltaic effect, passes through a series of electric power electricity later
Son, motor, water dispenser etc. control and execute system of the link to realize water lift in rivers and lakes or deep-well.
Motor in existing technical solution generally uses AC induction motor or permanent-magnet DC brush motor.Alternating current asynchronous
The defect of motor has：1, electric efficiency is low, and motor volume is big, weight weight；2, input voltage range is narrow, to input voltage
Fluctuation range limitation is tighter；3, the performance of motor motor in high voltage or low voltage operating becomes；4, strong in solar irradiation
When degree fluctuation, the fluctuation of water pump system working efficiency is apparent, and the lift of water pump, changes in flow rate are apparent, the water in solar irradiation deficiency
Pump lift, flow can be decreased obviously, or even can not be worked, and not utilize solar energy from point.And permanent-magnet DC brush motor
Defect has：1, electric efficiency is low, and motor volume is big, weight weight；2, the power bracket of motor is small, is suitble to low-power machine；3, electric
Machine carbon brush needs to regularly replace, and carbon brush and commutator short life need to safeguard；4, spark, electromagnetic interference are generated when motor commutation
Seriously.5, when Intensity of the sunlight fluctuates, the fluctuation of water pump system working efficiency is apparent, and the lift of water pump, changes in flow rate are apparent,
In solar irradiation deficiency, pump head, flow can be decreased obviously, or even can not be worked, and not utilize solar energy from point.
Utility model content
The purpose of this utility model is to solve the deficiency of above-mentioned existing apparatus, provides a kind of permanent magnet synchronous motor solar energy water
Pumping system has working efficiency big, electric system efficient, it can be achieved that automatically control, automatic protection the characteristics of.
In order to achieve the above objectives, the technical solution adopted in the utility model is as follows：
A kind of permanent magnet synchronous motor solar energy water pumping system, including photovoltaic array, controller, water tank and by pump body list
The water pump of member and pump motor unit composition, is connected with photo-voltaic power supply line, controller and water pump between photovoltaic array and controller
It is connected with motor lead-out wire between electric motor units, water-supply-pipe is connected between water tank and pump body unit.Photovoltaic array is set
Meter should match with water pump system, can be that AC single phase power supply or three phase mains input, controller has setting and display
Function can set the operation threshold of photovoltaic array, overcurrent protection, the setting of short-circuit protection value etc., show running parameter and failure ginseng
Number etc..
It is equipped with water level sensor in water where water pump and is connect with controller by water level control line, water tank is equipped with water tank
Water level sensor is simultaneously connect by cistern water level control line with controller.Incude extraneous and water tank water in real time by sensor
Position, controller start or stop system work after receiving coherent signal.
Preferably, pump body unit both ends are respectively water entering section and outlet part, between water entering section and outlet part
Equipped with the pump case for being sleeved on port and positioned at intermediate pump shaft, water entering section is equipped with pump housing flange, and pump shaft lower end is equipped with shaft coupling, pump shaft
On be fixed with several impellers, the blade of impeller is placed in spiral case.Shaft coupling is used to connect the shaft of pump shaft and motor, and outlet part connects
Water-supply-pipe is connect, shaft rotation drives pump shaft and wheel rotation, so that water water entering section is entered from water entering section and flows up from outlet part stream
Go out, water tank is delivered to by water-supply-pipe.
Preferably, the pump shaft upper end is equipped with through the fixed Upper shaft sleeve of screw, screw hole is opened up in the end of pump shaft, on
Corresponding position opens up the hole passed through for screw on axle sleeve, and screw is screwed into screw hole and fixes Upper shaft sleeve, between Upper shaft sleeve and outlet part
Equipped with rubber shaft bearing, it is located at the bearing above shaft coupling and below Upper shaft sleeve and is equipped with axle sleeve.
Preferably, the pump case and outlet part link position are equipped with positioning pin and screw, plugged together in pump case and outlet part
The position of overlapping opens up radial hole, and positioning pin inserts in the hole, and corresponding screw hole is axially opened up on outlet part and positioning pin,
Screw is screwed into screw hole and is fixed, positioning and fixed when playing the role of assembly.The water outlet of the outlet part is equipped with check-valves
And clamp spring a, when work, check-valves, which moves up at clamp spring a, to be stopped, and water outlet is opened, and when being stopped, is acted on by hydraulic pressure,
Check-valves, which falls, covers water outlet, and flow is avoided to enter in water pump.
Preferably, the first design of pump motor unit, both ends are respectively bottom end cover and upper end cover, bottom end cover and
It is equipped with the casing for being sleeved on port between upper end cover and is equipped with gasket, shaft at intermediate shaft, casing upper and lower ends mouth
On be fixed with rotor assembly, corresponding position is equipped with stator module in casing, is equipped with oil sealing between shaft and upper end cover, on upper end cover
It is additionally provided with connection bolt and outgoing line components.Shaft is connect with bottom end cover and upper end cover respectively by bearing, and oil sealing acts on
In avoiding water from entering inside motor, connection bolt is used for connecting pump motor unit and pump body unit, outgoing line components
In the waterproofing reinforcement of motor lead-out wire.The design can reduce water pump length, simple in structure, easy to assembly, be suitable for water and be pumped into water
The not high occasion of depth requirements uses.
Preferably, second of pump motor unit design, including step and top chock, step and upper
It is equipped with the casing for being sleeved on port between bearing block and is fixed with rotor assembly in intermediate shaft, shaft, it is corresponding in casing
Position is equipped with stator module, and mechanical seal is equipped between shaft and top chock, and connection bolt is additionally provided on top chock and is drawn
Outlet component.And there is extension below casing, casing lower port is set as necking, and card is equipped with successively from top to bottom at necking
Spring b, pedestal and oil sac.Shaft is connect with step and top chock respectively by bearing, and the effect of mechanical seal is to keep away
Exempt from water to enter inside motor, the structure of casing extended portion section and bottom oil sac is for the pressure difference inside and outside regulation motor, this design
The occasion for being suitble to water pump underwater penetration more demanding uses.
Preferably, being equipped with built-in controller component in the pump motor unit.Built-in controller component is suitable for small
Power motor（Generally 1.5kw or less motors）, the external type controller motor larger suitable for power（General 1.0kw or more
Motor）.
Preferably, the stator module includes stator core and several machine windings, stator is equipped between machine winding
Slot, stator core both ends are equipped with insulating end plate.
Preferably, the first design of rotor assembly, including rotor core, rotor core outer wall are evenly distributed with several
Outer slot, outer slot lower part both sides are equipped with flaring and bottom surface is arc-shaped, are inserted into equipped with the magnet steel a that shape matches with outer slot
In outer slot, rotor core both ends are equipped with magnet steel baffle, and underlying magnet steel baffle bottom is equipped with baffle fixed ring.
Preferably, second of rotor assembly design, including rotor core, several interpolations are offered on rotor core
Slot, interior slot combined shaped are in regular polygon or regular polygon, and magnet steel b is inserted into interior slot, and rotor core both ends are equipped with magnetic
Steel shoe, underlying magnet steel baffle bottom are equipped with baffle fixed ring.
Preferably, the magnet steel quantity of rotor assembly can have 4 poles, 6 poles, 8 poles, 10 poles, 12 extremely etc. according to design requirement；It is fixed
The forms such as concentratred winding and Distributed Winding can be used in machine winding in sub-component, and stator slot can be used 3 according to design requirement
The slot number of integral multiple, such as 9 slots, 12 slots, 18 slots, 24 slots, 36 slots.
Preferably, the water entering section opens up fluted with outlet part outer wall, O-ring is placed in groove, it is O-shaped after assembly
Circle offsets with pump housing endophragm.The top chock outer wall also opens up fluted, and O-ring is placed in groove, after assembly O-ring with
Casing inner wall offsets.
Preferably, the outgoing line components outer end is equipped with gasket.
Preferably, the mechanical seal is followed successively by stationary ring from top to bottom, rotating ring, spring, rotating ring, stationary ring, stationary ring and dynamic
Ring is in mirror-image arrangement, and rotating ring is fixed with shaft, and stationary ring is fixed with top chock, and the outer end of stationary ring and rotating ring contact position is equipped with contracting
The inner end of mouth structure, the stationary ring other side is equipped with necking, and spring is erected on the step of two rotating rings, and the rotating ring inner wall at step is set
It is fluted, the fixed ring of protrusion is additionally provided on step.
A kind of control method based on above-mentioned solar energy water pumping system, the control method include：
The first step：Power-up routine initializes.
Second step：The threshold voltage and electric current to be worked according to the power setting photovoltaic array of water pump system.
Third walks：The real-time voltage and electric current for detecting photovoltaic array, if real-time voltage and electric current are not up to threshold value, the sun
Energy water pump system does not work, if real-time voltage and electric current meet or exceed threshold value, solar water pump system starts.
4th step：After the work of solar energy water pumping system, the peak power output of photovoltaic array is calculated, by not having to work electricity
The situation of change control of pressure actual power increaseds or decreases operating voltage, if the actual power under low-work voltage works with high
The difference of actual power under voltage is less than zero, then can increase operating voltage, if the actual power under low-work voltage and senior engineer
The difference for making the actual power under voltage is more than zero, then can reduce operating voltage, cycle judges repeatedly, makes solar energy water pumping system
Actual power always close to the peak power output of photovoltaic array.
5th step：After the completion of work, solar energy water pumping system is closed.
Preferably, the work of solar energy water pumping system has defencive function, including extraneous water level protection, cistern water level are protected
Shield, over current of motor protection, electric motor short circuit protection, control system over-temperature protection.
Preferably, system also has remote operation, remotely controlling functional.
The beneficial effects of the utility model are：1, using rare earth permanent-magnet synchronization motor and its control system, electric system
It is efficient, with compared with seat No. alternating current generator efficient 10 ~ 25%, small seat No. efficiency increases apparent；
2, rare earth permanent-magnet synchronization motor is small, compared with the alternating current generator of Same Efficieney, the volume of motor can reduce 20 ~
40%；
3, using rare earth permanent-magnet synchronization motor and its control system, motor may be designed to different rotating speeds, alternating current generator
Rotating speed is generally fixed by the number of poles of motor, the synchronous rotational speed 3000rpm of 2 pole motors, and the motor speed of permanent magnet synchronous motor can be
In certain range（Such as 500rpm ~ 6000rpm）It is arbitrarily devised, the motor of higher rotation speed can be designed, it is assumed that 5000rpm, according to
Water pump similarity law, reaches the lift and flow of original 3000rpm electric systems, and the electric system of 5000rpm can reduce water pump
Impeller quantity can greatly reduce the volume of pump body, while can increase production efficiency in this way to original 35%, reduce
Production cost；
4, matched with water pump system since the efficiency of system is improved using rare earth permanent-magnet synchronization motor and its control system
The capacity of the photovoltaic array of set can reduce, and the price of photovoltaic array is relatively high, can save a cost of investment；
5, using rare earth permanent-magnet synchronization motor and its control system, due to using solar array maximum power in system
Output control, is more effectively utilized the energy of solar array, is that the working efficiency of system improves, draws water in the same time
Amount obviously increases；
6, using rare earth permanent-magnet synchronization motor and its control system, there is multi-protective function in the system：Low-voltage is protected
Shield, overcurrent protection, motor rotation blockage protection, water level control etc. ensure that the reliability service of system, it can be achieved that automatically controlling, intelligence
Energyization operation, system monitoring and nobody see protective function.
7, using rare earth permanent-magnet synchronization motor and its control system, in exchanging input system, there is significantly energy saving subtract
The effect of row, in the case where reaching same flow, electricity consumption obviously lowers, and the working efficiency of system can greatly improve.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of pump body unit in the utility model；
Fig. 3 is the structural schematic diagram of pump motor unit embodiment one in the utility model；
Fig. 4 is the structural schematic diagram of pump motor unit embodiment two in the utility model；
Fig. 5 is the structural schematic diagram of mechanical seal part in Fig. 4；
Fig. 6 is the water pump structure schematic diagram that Fig. 2 and Fig. 3 is combined；
Fig. 7 is the water pump structure schematic diagram that Fig. 2 and Fig. 4 is combined；
Fig. 8 is the structural schematic diagram of rotor assembly in the utility model；
Fig. 9 is the radial cross-section of rotor assembly embodiment one in the utility model；
Figure 10 is the radial cross-section of rotor assembly embodiment two in the utility model；
Figure 11 is the radial cross-section of stator module in the utility model；
Figure 12 is the axial sectional view of stator module in the utility model；
Figure 13 is the control system figure of the utility model；
Figure 14 is photovoltaic array illumination and power curve relationships figure in the utility model.
Specific implementation mode
The utility model is further described below by specific implementation mode and attached drawing.
Embodiment is：As shown in Figure 1, a kind of permanent magnet synchronous motor solar energy water pumping system, including photovoltaic array 1, control
Device 2, water tank 12 and the water pump being made of pump body unit 8 and pump motor unit 9 processed, between photovoltaic array 1 and controller 2
It is connected with photo-voltaic power supply line 4, motor lead-out wire 6, water tank 12 and water pump pump are connected between controller 2 and pump motor unit 9
Water-supply-pipe 11 is connected between body unit 8.Wherein, it is equipped with water level sensor 10 in the water where water pump and passes through water level control line
5 connect with controller 2, and water tank 12 is equipped with cistern water level sensor 3 and is connect with controller 2 by cistern water level control line 7.
In conjunction with shown in Fig. 2,8 both ends of pump body unit are respectively water entering section 8.1 and outlet part 8.7, water entering section 8.1 and are gone out
It is equipped with the pump case 8.6 for being sleeved on port between water portion 8.7 and positioned at intermediate pump shaft 8.8, water entering section 8.1 is equipped with pump housing flange 8.2,
8.8 lower end of pump shaft is equipped with shaft coupling 8.3, is fixed with several impellers 8.5 on pump shaft 8.8, the blade of impeller 8.5 is placed in spiral case 8.4
It is interior.8.8 upper end of the pump shaft is equipped with through 8.12 fixed Upper shaft sleeve 8.9 of screw, is set between Upper shaft sleeve 8.9 and outlet part 8.7
There is rubber shaft bearing 8.11, the bearing for being located at 8.9 lower section of 8.3 top of shaft coupling and Upper shaft sleeve is equipped with axle sleeve 8.10.Wherein, pump case
8.6 and 8.7 link position of outlet part be equipped with positioning pin 8.13 and screw 8.12, the water outlet of outlet part 8.7 is equipped with check-valves
8.14 and clamp spring a8.15.In addition, water entering section 8.1 opens up fluted with 8.7 outer wall of outlet part, it is placed with O-ring in groove, fills
It offsets with rear O-ring and 8.6 inner wall of pump case.
The embodiment one of pump motor unit 9：In conjunction with shown in Fig. 3, both ends are respectively bottom end cover 9.1 and upper end cover 9.6,
The casing 9.3 for being sleeved on port is equipped between bottom end cover 9.1 and upper end cover 9.6 and positioned at intermediate shaft 9.11, about 9.3 casing
It is equipped with gasket 9.2 at two-port, rotor assembly 9.5 is fixed in shaft 9.11, corresponding position is equipped with stator pack in casing 9.3
Part 9.4 is equipped with oil sealing 9.7, connection bolt 9.8 and lead-out wire is additionally provided on upper end cover 9.6 between shaft 9.11 and upper end cover 9.6
Component 9.9.
The embodiment two of pump motor unit 9：In conjunction with shown in Fig. 4, including step 9.15 and top chock 9.19, under
The casing 9.3 for being sleeved on port is equipped between bearing block 9.15 and top chock 9.19 and positioned at intermediate shaft 9.11, shaft
Rotor assembly 9.5 is fixed on 9.11, corresponding position is equipped with stator module 9.4, shaft 9.11 and top chock in casing 9.3
It is equipped with mechanical seal 9.17 between 9.19, connection bolt 9.8 and outgoing line components 9.9 are additionally provided on top chock 9.19.Wherein,
There is the lower section of casing 9.3 extension, 9.3 lower port of casing to be set as necking, be equipped with successively from top to bottom at necking clamp spring b9.13,
Pedestal 9.14 and oil sac 9.12.In conjunction with described in Fig. 5, mechanical seal 9.17 is followed successively by stationary ring 9.17.2, rotating ring from top to bottom
9.17.1, spring 9.17.3, rotating ring 9.17.1, stationary ring 9.17.2, stationary ring 9.17.2 and rotating ring 9.17.1 are in mirror-image arrangement, rotating ring
9.17.1 it is fixed with shaft 9.11, stationary ring 9.17.2 is fixed with top chock 9.19, stationary ring 9.17.2 and rotating ring 9.17.1 contacts
The outer end of position is equipped with throat structure, and the inner end of the other sides stationary ring 9.17.2 is equipped with necking, and spring 9.17.3 is erected at two and moves
On the step of ring 9.17.1, the rotating ring 9.17.1 inner walls at step are equipped with groove, and the fixed ring of protrusion is additionally provided on step.
In addition, 9.19 outer wall of top chock opens up fluted, O-ring 9.16 is placed in groove, O-ring 9.16 after assembly
It offsets with casing inner wall, gasket 9.2 is equipped in 9.9 upper end of outgoing line components.
Pump body unit 8 can be combined to form two different water pumps with above two pump motor unit 9 respectively, in conjunction with
Shown in Fig. 6 and Fig. 7, and built-in controller component 9.10 can be also installed inside two kinds of pump motor units 9.
In conjunction with shown in Figure 11 and Figure 12, stator module 9.4 includes stator core 9.4.1 and several machine winding 9.4.2, fixed
Sub- iron core 9.4.1 is fixed with casing 9.3, stator slot 9.4.3 is equipped between machine winding 9.4.2, the both ends stator core 9.4.1 are set
There are insulating end plate 9.4.4, stator module 9.4 that there is motor lead-out wire 6.
The embodiment one of rotor assembly 9.5：In conjunction with shown in Fig. 8 and Fig. 9, including with 9.11 fixed rotor core of shaft
9.5.1, rotor core 9.5.1 outer walls are evenly distributed with several outer slot 9.5.2, and the lower parts outer slot 9.5.2 both sides are equipped with flaring
And bottom surface is arc-shaped, the magnet steel a9.5.3 to match equipped with shape and outer slot 9.5.2 is inserted into outer slot 9.5.2, rotor
The both ends iron core 9.5.1 are equipped with magnet steel baffle 9.5.4, and the underlying bottoms magnet steel baffle 9.5.4 are equipped with baffle fixed ring
9.5.5。
The embodiment two of rotor assembly 9.5：In conjunction with shown in Fig. 8 and Figure 10, including with 9.11 fixed rotor core of shaft
9.5.1, several interior slot 9.5.6 are offered on rotor core 9.5.1, interior slot 9.5.6 combined shapeds are in regular polygon or just
Polygon, magnet steel b9.5.7 are inserted into interior slot 9.5.6, and the both ends rotor core 9.5.1 are equipped with magnet steel baffle 9.5.4, are located at
The bottoms magnet steel baffle 9.5.4 of lower section are equipped with baffle fixed ring 9.5.5.
Wherein, the magnet steel quantity of rotor assembly 9.5 can have 4 poles, 6 poles, 8 poles, 10 poles, 12 extremely etc. according to design requirement；It is fixed
The forms such as concentratred winding and Distributed Winding can be used in machine winding 9.4.2 in sub-component 9.4, and stator slot 9.4.3 is according to design
It is required that the slot number of 3 integral multiple can be used, such as 9 slots, 12 slots, 18 slots, 24 slots, 36 slots.
In conjunction with shown in Figure 13, a kind of control method based on above-mentioned solar energy water pumping system, the control method includes：
The first step：Power-up routine initializes.
Second step：The threshold voltage and electric current to be worked according to the power setting photovoltaic array 1 of water pump system.
Third walks：The real-time voltage and electric current for detecting photovoltaic array 1, if real-time voltage and electric current are not up to threshold value, too
Positive energy water pump system does not work, if real-time voltage and electric current meet or exceed threshold value, solar water pump system starts.
4th step：After the work of solar energy water pumping system, the peak power output of photovoltaic array 1 is calculated, by not having to work
The situation of change control of actual power increaseds or decreases operating voltage under voltage, if the actual power under low-work voltage and senior engineer
The difference for making the actual power under voltage is less than zero, then can increase operating voltage, if the actual power under low-work voltage and height
The difference of actual power under operating voltage is more than zero, then can reduce operating voltage, cycle judges repeatedly, makes solar water pump system
The actual power of system is always close to the peak power output of photovoltaic array 1.
Specifically can be as shown in figure 14, Pm is the power of maximum functional point, when system operating voltage increases to work electricity from U1
U2 is pressed, output power is that P1 variations are P2, if P2-P1 ＞ 0, illustrates maximum functional point on the right side of real work point, can be with
Continue growing operating voltage.If operating voltage increases to operating voltage U3 from U4, output power is that P4 variations are P3, if
P3-P4 ＜ 0 illustrate that maximum functional point in the left side of real work point, can use negative voltage difference given, reduce voltage and give
It is fixed, it operates repeatedly just reached the process that dynamic tracks maximum power in this way.
5th step：After the completion of work, solar energy water pumping system is closed.
The work of solar energy water pumping system has defencive function, including the protection of extraneous water level protection, cistern water level, motor mistake
Stream protection, electric motor short circuit protection, control system over-temperature protection.Additionally there is remote operation, remotely controlling functional.
The foregoing is merely the structure features of specific embodiment of the utility model, but the utility model to be not limited to
This, the utility model can be used on similar product, and any those skilled in the art is in the field of the utility model, institute
The changes or modifications of work all cover among the scope of the claims of the utility model.
Claims (9)
1. a kind of permanent magnet synchronous motor solar energy water pumping system, it is characterised in that：Including photovoltaic array（1）, controller（2）, water
Case（12）And by pump body unit（8）With pump motor unit（9）The water pump of composition, photovoltaic array（1）And controller（2）It
Between be connected with photo-voltaic power supply line（4）, controller（2）With pump motor unit（9）Between be connected with motor lead-out wire（6）, water tank
（12）With pump body unit（8）Between be connected with water-supply-pipe（11）；
Water level sensor is equipped in water where water pump（10）And pass through water level control line（5）With controller（2）Connection, water tank
（12）Equipped with cistern water level sensor（3）And pass through cistern water level control line（7）With controller（2）Connection.
2. a kind of permanent magnet synchronous motor solar energy water pumping system according to claim 1, it is characterised in that：The water pump pump
Body unit（8）Both ends are respectively water entering section（8.1）And outlet part（8.7）, water entering section（8.1）And outlet part（8.7）Between be equipped with
It is sleeved on the pump case of port（8.6）And positioned at intermediate pump shaft（8.8）, water entering section（8.1）Equipped with pump housing flange（8.2）, pump shaft
（8.8）Lower end is equipped with shaft coupling（8.3）, pump shaft（8.8）On be fixed with several impellers（8.5）, impeller（8.5）Blade be placed in snail
Shell（8.4）It is interior.
3. a kind of permanent magnet synchronous motor solar energy water pumping system according to claim 2, it is characterised in that：The pump shaft
（8.8）Upper end, which is equipped with, passes through screw（8.12）Fixed Upper shaft sleeve（8.9）, Upper shaft sleeve（8.9）And outlet part（8.7）Between be equipped with
Rubber shaft bearing（8.11）, it is located at shaft coupling（8.3）Top and Upper shaft sleeve（8.9）The bearing of lower section is equipped with axle sleeve（8.10）；
The pump case（8.6）And outlet part（8.7）Link position is equipped with positioning pin（8.13）And screw（8.12）, outlet part
（8.7）Water outlet be equipped with check-valves（8.14）And clamp spring a（8.15）.
4. a kind of permanent magnet synchronous motor solar energy water pumping system according to claim 2, it is characterised in that：The water pump electricity
Machine unit（9）Both ends are respectively bottom end cover（9.1）And upper end cover（9.6）, bottom end cover（9.1）And upper end cover（9.6）Between be equipped with
It is sleeved on the casing of port（9.3）And positioned at intermediate shaft（9.11）, casing（9.3）Gasket is equipped at upper and lower ends mouth
（9.2）, shaft（9.11）On be fixed with rotor assembly（9.5）, casing（9.3）Interior corresponding position is equipped with stator module（9.4）, turn
Axis（9.11）With upper end cover（9.6）Between be equipped with oil sealing（9.7）, upper end cover（9.6）On be additionally provided with connection bolt（9.8）And it draws
Line component（9.9）.
5. a kind of permanent magnet synchronous motor solar energy water pumping system according to claim 2, it is characterised in that：The water pump electricity
Machine unit（9）Including step（9.15）And top chock（9.19）, step（9.15）And top chock（9.19）It
Between be equipped with and be sleeved on the casing of port（9.3）And positioned at intermediate shaft（9.11）, shaft（9.11）On be fixed with rotor assembly
（9.5）, casing（9.3）Interior corresponding position is equipped with stator module（9.4）, shaft（9.11）With top chock（9.19）Between be equipped with
Mechanical seal（9.17）, top chock（9.19）On be additionally provided with connection bolt（9.8）And outgoing line components（9.9）；
Casing（9.3）Lower section has extension, casing（9.3）Lower port is set as necking, and card is equipped with successively from top to bottom at necking
Spring b（9.13）, pedestal（9.14）And oil sac（9.12）.
6. a kind of permanent magnet synchronous motor solar energy water pumping system according to claim 4 or 5, it is characterised in that：The water
Pump motor unit（9）It is interior to be equipped with built-in controller component（9.10）.
7. a kind of permanent magnet synchronous motor solar energy water pumping system according to claim 4 or 5, it is characterised in that：It is described fixed
Sub-component（9.4）Including stator core（9.4.1）With several machine windings（9.4.2）, machine winding（9.4.2）Between be equipped with it is fixed
Pilot trench（9.4.3）, stator core（9.4.1）Both ends are equipped with insulating end plate（9.4.4）.
8. a kind of permanent magnet synchronous motor solar energy water pumping system according to claim 7, it is characterised in that：The rotor set
Part（9.5）Including rotor core（9.5.1）, rotor core（9.5.1）Outer wall is evenly distributed with several outer slots（9.5.2）, outside
Slot（9.5.2）Lower part both sides are equipped with flaring and bottom surface is arc-shaped, are equipped with shape and outer slot（9.5.2）The magnet steel a to match
（9.5.3）It is inserted into outer slot（9.5.2）It is interior, rotor core（9.5.1）Both ends are equipped with magnet steel baffle（9.5.4）, it is located at lower section
Magnet steel baffle（9.5.4）Bottom is equipped with baffle fixed ring（9.5.5）.
9. a kind of permanent magnet synchronous motor solar energy water pumping system according to claim 7, it is characterised in that：The rotor set
Part（9.5）Including rotor core（9.5.1）, rotor core（9.5.1）On offer several interior slots（9.5.6）, interior slot
（9.5.6）Combined shaped is in regular polygon or regular polygon, magnet steel b（9.5.7）It is inserted into interior slot（9.5.6）It is interior, rotor iron
Core（9.5.1）Both ends are equipped with magnet steel baffle（9.5.4）, underlying magnet steel baffle（9.5.4）Bottom is equipped with baffle fixed ring
（9.5.5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721478696.4U CN207715381U (en) | 2017-11-08 | 2017-11-08 | A kind of permanent magnet synchronous motor solar energy water pumping system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630822A (en) * | 2017-11-08 | 2018-01-26 | 浙江东音泵业股份有限公司 | A kind of permagnetic synchronous motor solar energy water pumping system and control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630822A (en) * | 2017-11-08 | 2018-01-26 | 浙江东音泵业股份有限公司 | A kind of permagnetic synchronous motor solar energy water pumping system and control method |
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Effective date of registration: 20200122 Address after: On the south side of the town of Boulder Highway in Wenling city of Taizhou City, Zhejiang province 317525 Patentee after: Zhejiang Dongyin Technology Co., Ltd. Address before: On the south side of the town of Boulder Highway in Wenling city of Taizhou City, Zhejiang province 317525 Patentee before: Zhejiang Dongyin Pump Co., Ltd. |
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