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CN111156174B - Multifunctional magnetic pump - Google Patents

Multifunctional magnetic pump Download PDF

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Publication number
CN111156174B
CN111156174B CN201911411717.4A CN201911411717A CN111156174B CN 111156174 B CN111156174 B CN 111156174B CN 201911411717 A CN201911411717 A CN 201911411717A CN 111156174 B CN111156174 B CN 111156174B
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CN
China
Prior art keywords
magnetic rotor
magnetic
water outlet
shell
rotating ring
Prior art date
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Application number
CN201911411717.4A
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Chinese (zh)
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CN111156174A (en
Inventor
徐军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lu'an Zhongsheng Pump Valve Manufacturing Co ltd
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Lu'an Zhongsheng Pump Valve Manufacturing Co ltd
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Application filed by Lu'an Zhongsheng Pump Valve Manufacturing Co ltd filed Critical Lu'an Zhongsheng Pump Valve Manufacturing Co ltd
Priority to CN201911411717.4A priority Critical patent/CN111156174B/en
Publication of CN111156174A publication Critical patent/CN111156174A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0606Canned motor pumps
    • F04D13/064Details of the magnetic circuit
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0088Testing machines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/007Details, component parts, or accessories especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/528Casings; Connections of working fluid for axial pumps especially adapted for liquid pumps

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention provides a multifunctional magnetic pump, which comprises a shell, wherein a partition plate is arranged in the shell, an isolation cover is fixedly connected onto the partition plate, a steel detection rod is arranged in the isolation cover, the detection rod is connected with the inner wall of the isolation cover through a compression spring, a second inner magnetic rotor is arranged on one side of the outer magnetic rotor, the second inner magnetic rotor is connected with the end face of a circular rotating ring, the inner wall of the circular rotating ring is fixedly connected with the end face of the rotating ring through a plurality of connecting shafts, one end of each connecting shaft of the inner magnetic rotor penetrates through the rotating ring to be connected with a second fan blade shaft, the end face of the rotating ring is connected with the fan blade shaft, and an outer isolation cover capable of isolating magnetism is arranged between the outer magnetic rotor and the second inner magnetic; the magnetic pump can detect the magnetism of the inner magnetic rotor and the outer magnetic rotor, and the normal use of the magnetic pump can be ensured by arranging the second inner magnetic rotor when the inner magnetic rotor is damaged, so that the problem in the background technology is effectively solved.

Description

Multifunctional magnetic pump
Technical Field
The invention relates to a multifunctional magnetic pump, and belongs to the field of magnetic pumps.
Background
The magnetic pump consists of three parts, namely a pump, a magnetic driver and a motor. The key part magnetic driver consists of outer magnetic rotor, inner magnetic rotor and isolating sleeve without magnetic conduction. When the motor drives the outer magnetic rotor to rotate, the magnetic field can penetrate through an air gap and nonmagnetic substances, the inner magnetic rotor connected with the impeller is driven to rotate synchronously, non-contact transmission of power is realized, dynamic seal is converted into static seal, the existing magnetic pump is single in function, water pumping operation can only be realized, self-inspection can not be carried out on the magnetic pump, the phenomenon that the magnetic pump cannot be used due to the fact that the magnetism of the inner rotor of the magnetic pump is weakened is avoided, the existing magnetic pump cannot carry out fault treatment of weakening of magnetism, only disassembly and repair can be carried out when faults occur, and manpower and material resources are wasted.
Disclosure of Invention
The invention provides a multifunctional magnetic pump, which solves the problems that the existing magnetic pump cannot carry out self-checking and cannot simply carry out magnetic weakening fault treatment.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention provides a multifunctional magnetic pump, which comprises a shell, wherein a partition plate is arranged in the shell, an isolation cover is fixedly connected onto the partition plate, an inner magnetic rotor and an outer magnetic rotor are respectively arranged on the inner side and the outer side of the isolation cover, a steel detection rod is arranged in the isolation cover, the detection rod is connected with the inner wall of the isolation cover through a compression spring, the end face of the detection rod is connected with an L-shaped moving rod, a placing groove is arranged on the inner wall of the isolation cover, a pressure sensor is arranged in the placing groove, the isolation cover comprises a front cover body and a rear cover body, the front cover body is connected with the rear cover body through a circular rotating ring, two ends of the circular rotating ring are respectively and movably connected with the front cover body and the rear cover body, a second inner magnetic rotor is arranged on one side of the outer magnetic rotor, the second inner magnetic rotor is connected with the end face of the circular rotating ring, the inner wall of the circular rotating ring, one end of a connecting shaft of the inner magnetic rotor penetrates through a rotary drum to be connected with a second fan blade shaft, the end face of the rotary drum is connected with the fan blade shaft, an outer isolation cover capable of isolating magnetism is arranged between the outer magnetic rotor and the second inner magnetic rotor, the end face of the outer isolation cover is connected with one end of an electric telescopic rod, the other end of the electric telescopic rod is fixed on the inner wall of a shell, the connecting shaft of the outer magnetic rotor penetrates through the shell to be connected with a rotating motor, the rotating motor is electrically connected with a controller, a water inlet and a water outlet are respectively formed in the top and the bottom of the upper end face of the shell, the water outlet is connected with an electromagnetic valve.
Preferably, a second partition plate is arranged in a housing on one side of the partition plate, the fan blade and the second fan blade are respectively positioned on two sides of the second partition plate, a second water inlet and a second water outlet are arranged on the housing, the second water outlet is connected with a second water outlet electromagnetic valve, and the second water outlet electromagnetic valve is electrically connected with the controller.
Preferably, an inner water inlet is formed in the second partition plate, an inner electromagnetic valve is connected to the inner water inlet and is electrically connected with the controller. Through the arrangement of the inner water inlet and the inner electromagnetic valve, the inner water outlet can be opened when the inner magnetic rotor is damaged, so that the water pumping operation is continued.
Preferably, the bottom of the inner wall of the shell is of an inclined structure, and the water outlet and the second water outlet are located at the lowest position of the shell.
Preferably, the end faces of the front cover body and the rear cover body are respectively provided with a front groove and a rear groove, the two ends of the circular rotating ring are provided with a front sliding plate and a rear sliding plate, and the circular rotating ring is connected with the front groove and the rear groove in a sliding mode through the front sliding plate and the rear sliding plate.
Preferably, the number of the connecting shafts is 4, and the connecting shafts are circumferentially arranged on the end face of the rotary drum.
Preferably, an outer detection rod made of steel is arranged on one side of the outer magnetic rotor, a compression spring is sleeved at one transverse end of the outer detection rod, one end of the compression spring is fixedly connected with the inner wall of the shell, and the bottom of the outer detection rod is vertically connected with an L-shaped outer moving rod. An outer groove is formed in the inner wall of the shell, and an alarm is arranged in the outer groove.
Preferably, the water inlet, the water outlet, the second water inlet and the second water outlet are respectively connected with a water inlet pipe, a water outlet pipe, a second water inlet pipe and a second water outlet pipe. Through setting up the pipeline, the flexible water pipe of being convenient for links to each other with the magnetic drive pump.
Preferably, the outer shield is of the same length as the magnetic section of the second inner magnet rotor.
Through the technical scheme, the utility model discloses beneficial effect: the magnetic pump can detect the magnetism of the inner magnetic rotor and the outer magnetic rotor, and the normal use of the magnetic pump can be ensured by arranging the second inner magnetic rotor when the inner magnetic rotor is damaged, so that the problem in the background technology is effectively solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the double tube water inlet structure of the present invention;
FIG. 3 is a schematic view of a cage;
fig. 4 is a schematic view of the external structure of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The invention provides a multifunctional magnetic pump, which comprises a shell 1, wherein a partition plate 14 is arranged in the shell 1, an isolation cover 2 is fixedly connected on the partition plate 14, an inner magnetic rotor 4 and an outer magnetic rotor 3 are respectively arranged on the inner side and the outer side of the isolation cover 2, a steel detection rod 16 is arranged in the isolation cover 2, the detection rod 16 is connected with the inner wall of the isolation cover 2 through a compression spring, the end surface of the detection rod 16 is connected with an L-shaped moving rod 17, a placing groove 18 is arranged on the inner wall of the isolation cover 2, a pressure sensor 19 is arranged in the placing groove 18, the isolation cover 2 comprises a front cover body 31 and a rear cover body 32, the front cover body 231 is connected with the rear cover body 32 through a circular rotating ring 33, two ends of the circular rotating ring 33 are respectively movably connected with the front cover body 31 and the rear cover body 32, a second inner magnetic rotor 5 is arranged on one side of the outer magnetic rotor 3, the second inner magnetic rotor 5 is connected with the end surface of the, the inner wall of the circular rotating ring 33 is fixedly connected with the end face of the rotating drum 8 through a plurality of connecting shafts 28, one end of each connecting shaft of the inner magnetic rotor 4 penetrates through the rotating drum 8 to be connected with the second fan blade 10 in a shaft mode, the end face of the rotating drum 8 is connected with the fan blades 10 in a shaft mode, an outer isolation cover 6 capable of isolating magnetism is arranged between the outer magnetic rotor 3 and the second inner magnetic rotor 4, the end face of the outer isolation cover 6 is connected with one end of an electric telescopic rod 7, the other end of the electric telescopic rod 7 is fixed on the inner wall of the shell 1, the connecting shaft of the outer magnetic rotor 3 penetrates through the shell 1 to be connected with a rotating motor 15, the rotating motor 15 is electrically connected with a controller, the top and the bottom of the upper end face of the shell 1 are respectively provided with a water inlet 11 and a water outlet 12.
The end faces of the front cover body 31 and the rear cover body 32 are respectively provided with a front groove and a rear groove 34, the two ends of the circular rotating ring 33 are provided with a front sliding plate 35 and a rear sliding plate 36, and the circular rotating ring 33 is connected with the front groove and the rear groove 34 in a sliding mode through the front sliding plate 35 and the rear sliding plate 36.
Preferably, the number of the connecting shafts 28 is 4, and the connecting shafts 28 are arranged on the end surface of the rotary drum 8 in a circumferential manner.
Preferably, an outer detection rod 20 made of steel is arranged on one side of the outer magnetic rotor 3, a compression spring is sleeved on one transverse end of the outer detection rod 20, one end of the compression spring is fixedly connected with the inner wall of the shell 1, the bottom of the outer detection rod 20 is vertically connected with an L-shaped outer moving rod, an outer groove 22 is formed in the inner wall of the shell 1, and an alarm 23 is arranged in the outer groove 22.
Single pipe water inlet
When specifically using, lead to and overlap corresponding water pipe respectively on inlet tube 37 and outlet pipe 39, and electric telescopic handle 7 places outer cage 6 between outer magnetic rotor 3 and the interior magnetic rotor 5 of second this moment, and start rotating electrical machines 15 through the controller, under the drive of rotating electrical machines 15, outer magnetic rotor 3 rotates, and under magnetic drive, drive interior magnetic rotor 4 and rotate, and then drive the rotation of flabellum 10 and intake through inlet tube 37, outlet pipe 39 goes out water, when interior magnetic rotor 4 magnetism weakens, put aside outer cage 6 through electric telescopic handle 7, and then make outer magnetic rotor 3 drive the interior magnetic rotor 5 of second and rotate, rotate second flabellum 9, and then make the magnetic pump can continue normal operation.
Double-pipe water inlet
A second partition plate 24 is arranged in the shell on one side of the partition plate 14, the fan blades 10 and the second fan blades 9 are respectively positioned on two sides of the second partition plate 24, a second water inlet 28 and a second water outlet 26 are arranged on the shell 1, the second water outlet 26 is connected with a second water outlet electromagnetic valve 27, and the second water outlet electromagnetic valve 27 is electrically connected with the controller; an inner water inlet 29 is formed in the second partition plate 24, an inner electromagnetic valve 30 is connected to the inner water inlet 29, and the inner electromagnetic valve 30 is electrically connected with a controller. Through setting up interior water inlet and interior solenoid valve, can open interior delivery port when interior magnetic rotor damages, make it continue the operation of drawing water, casing 1 inner wall bottom is the slope structure, delivery port 12 and second delivery port 26 are located casing 1 lower.
The corresponding water pipes are respectively sleeved on the water inlet pipe 37, the second water inlet pipe 38, the second water outlet pipe 40 and the water outlet pipe 39, at the moment, the electric telescopic rod 7 moves the outer isolation cover 6 out of the position between the outer magnetic rotor 3 and the second inner magnetic rotor 5, the rotating motor 15 is started through the controller, under the driving of the rotating motor 15, the outer magnetic rotor 3 rotates, under the driving of magnetism, the inner magnetic rotor 4 and the second inner magnetic rotor 5 are driven to rotate, further, the fan blades 10 and the second fan blades 9 are driven to rotate, water enters through the water inlet pipe 37 and the second water inlet pipe 38, the water outlet pipe 39 and the second water outlet pipe 40 carry out water outlet, when the magnetism of the inner magnetic rotor 4 is weakened, the inner electromagnetic valve 30 is opened, and the electromagnetic valve 13 is closed, so that the water pumping operation is continued.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides a multi-functional magnetic drive pump, includes the casing, its characterized in that: the inner magnetic rotor and the outer magnetic rotor are respectively arranged on the inner side and the outer side of the isolation cover, a steel detection rod is arranged in the isolation cover and is connected with the inner wall of the isolation cover through a compression spring, the end face of the detection rod is connected with an L-shaped moving rod, a placing groove is arranged on the inner wall of the isolation cover, a pressure sensor is arranged in the placing groove, the isolation cover comprises a front cover body and a rear cover body, the front cover body and the rear cover body are connected through a circular rotating ring, two ends of the circular rotating ring are respectively movably connected with the front cover body and the rear cover body, a second inner magnetic rotor is arranged on one side of the outer magnetic rotor and is connected with the end face of the circular rotating ring, the inner wall of the circular rotating ring is fixedly connected with the end face of the rotating drum through a plurality of connecting shafts, one end of the inner magnetic rotor passes through the rotating drum and is connected with a second fan blade shaft, the end face of the rotary drum is connected with the fan blade shaft, an outer isolation cover capable of isolating magnetism is arranged between the outer magnetic rotor and the second inner magnetic rotor, the end face of the outer isolation cover is connected with one end of an electric telescopic rod, the other end of the electric telescopic rod is fixed on the inner wall of the shell, a connecting shaft of the outer magnetic rotor penetrates through the shell to be connected with a rotating motor, the rotating motor is electrically connected with a controller, a water inlet and a water outlet are formed in the top and the bottom of the upper end face of the shell respectively, the water outlet is connected with an electromagnetic valve, and the electromagnetic valve is electrically connected with.
2. The multifunctional magnetic pump of claim 1, wherein: the fan blade and the second fan blade are respectively positioned on two sides of the second partition plate, a second water inlet and a second water outlet are formed in the shell, the second water outlet is connected with a second water outlet electromagnetic valve, and the second water outlet electromagnetic valve is electrically connected with the controller.
3. The multifunctional magnetic pump of claim 2, wherein: an inner water inlet is formed in the second partition plate, an inner electromagnetic valve is connected to the inner water inlet and is electrically connected with the controller.
4. A multifunctional magnetic pump as claimed in claim 2 or 3, characterized in that: the bottom of the inner wall of the shell is of an inclined structure, and the water outlet and the second water outlet are located at the lowest position of the shell.
5. The multifunctional magnetic pump of claim 1, wherein: the end faces of the front cover body and the rear cover body are respectively provided with a front groove and a rear groove, the two ends of the circular rotating ring are provided with a front sliding plate and a rear sliding plate, and the circular rotating ring is connected with the front groove and the rear groove in a sliding mode through the front sliding plate and the rear sliding plate.
6. The multifunctional magnetic pump of claim 1, wherein: the connecting shafts are 4 in number and are circumferentially arranged on the end face of the rotary drum.
7. A multifunctional magnetic pump as claimed in claim 1, 2 or 3, characterized in that: the magnetic sensor is characterized in that an outer detection rod made of steel is arranged on one side of the outer magnetic rotor, a compression spring is sleeved at one transverse end of the outer detection rod, one end of the compression spring is fixedly connected with the inner wall of the shell, the bottom of the outer detection rod is vertically connected with an L-shaped outer moving rod, an outer groove is formed in the inner wall of the shell, and an alarm is arranged in the outer groove.
8. The multifunctional magnetic pump of claim 7, wherein: the water inlet, the water outlet, the second water inlet and the second water outlet are respectively connected with a water inlet pipe, a water outlet pipe, a second water inlet pipe and a second water outlet pipe, and the flexible connection water pipe is convenient to connect with the magnetic pump by arranging a pipeline.
9. The multifunctional magnetic pump of claim 1, wherein: the length of the magnetic part of the outer isolation cover and the length of the magnetic part of the second inner magnetic rotor are consistent.
CN201911411717.4A 2019-12-31 2019-12-31 Multifunctional magnetic pump Active CN111156174B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911411717.4A CN111156174B (en) 2019-12-31 2019-12-31 Multifunctional magnetic pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911411717.4A CN111156174B (en) 2019-12-31 2019-12-31 Multifunctional magnetic pump

Publications (2)

Publication Number Publication Date
CN111156174A CN111156174A (en) 2020-05-15
CN111156174B true CN111156174B (en) 2021-04-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911411717.4A Active CN111156174B (en) 2019-12-31 2019-12-31 Multifunctional magnetic pump

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Country Link
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1133942A (en) * 1995-03-17 1996-10-23 博山水泵厂 Power transmission for magnetic gearing pump
CN202266448U (en) * 2011-05-30 2012-06-06 大连四方电泵有限公司 Power transmission device of high-pressure magnetic pump
CN102654144A (en) * 2012-04-11 2012-09-05 丹东克隆先锋泵业有限公司 Axial force balancing mechanism of internal magnetic rotor of magnetic pump
CN106286318A (en) * 2016-05-18 2017-01-04 华信咨询设计研究院有限公司 Magnetic force roturbo and control method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003274586A (en) * 2002-03-12 2003-09-26 Aisin Seiki Co Ltd motor
CN2620112Y (en) * 2003-05-10 2004-06-09 兰州阳普科技有限公司 Pressure-and heat-resistance magnetic pump
DE20312292U1 (en) * 2003-08-05 2003-11-13 Ksb Aktiengesellschaft, 67227 Frankenthal Flow machine, especially centrifugal pump, with magnetic coupling drive has hysteresis coupling between drive motor in form of asynchronous three-phase motor and flow machine
GB2471908B (en) * 2009-07-17 2011-11-16 Hmd Seal Less Pumps Ltd Non-intrusive vapour detector for magnetic drive pump
CN202250896U (en) * 2011-08-09 2012-05-30 浙江腾宇泵阀设备有限公司 High-pressure reverse circulation magnetic pump
DE102013007849A1 (en) * 2013-05-08 2014-11-13 Ksb Aktiengesellschaft pump assembly
CN104218773A (en) * 2014-09-17 2014-12-17 江苏建安泵业制造有限公司 Magnetic coupler with bidirectional push-and-pull force
CN205377713U (en) * 2015-12-24 2016-07-06 重庆互通管道技术设备有限公司 A magnetic coupling ware for cooling system has on magnetic drive pump
US10274231B2 (en) * 2016-07-19 2019-04-30 Haier Us Appliance Solutions, Inc. Caloric heat pump system
CN108869321A (en) * 2018-06-28 2018-11-23 合肥信仁液压机械有限公司 A kind of magnetic drive centrifugal pump

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1133942A (en) * 1995-03-17 1996-10-23 博山水泵厂 Power transmission for magnetic gearing pump
CN202266448U (en) * 2011-05-30 2012-06-06 大连四方电泵有限公司 Power transmission device of high-pressure magnetic pump
CN102654144A (en) * 2012-04-11 2012-09-05 丹东克隆先锋泵业有限公司 Axial force balancing mechanism of internal magnetic rotor of magnetic pump
CN106286318A (en) * 2016-05-18 2017-01-04 华信咨询设计研究院有限公司 Magnetic force roturbo and control method

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