CN113494464A - High-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump with integrated control device - Google Patents
High-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump with integrated control device Download PDFInfo
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- CN113494464A CN113494464A CN202110932986.6A CN202110932986A CN113494464A CN 113494464 A CN113494464 A CN 113494464A CN 202110932986 A CN202110932986 A CN 202110932986A CN 113494464 A CN113494464 A CN 113494464A
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- water
- control device
- end cover
- sealing
- pump body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0066—Control, e.g. regulation, of pumps, pumping installations or systems by changing the speed, e.g. of the driving engine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides an integrated control device efficient water-cooling axial magnetic field permanent magnet intelligent water pump, which relates to the technical field of water pump control and comprises the following components: the pump body is arranged in the shell; the impeller is arranged in the pump body at the water inlet and fixedly connected with the pump body through an impeller locking nut; the front end cover is fixedly connected with the pump body through a front bearing; the rear end cover is fixedly connected with the pump body through a rear bearing; the disc-shaped stator core is arranged on the front end cover, a stator coil slot in the radial direction is formed in the disc-shaped stator core, and a stator coil is arranged in the stator coil slot; the rotor magnetic yoke is arranged on the rotating shaft, and rotor magnetic steel is arranged on one side of the rotor magnetic yoke, which is close to the disc-shaped stator iron core; a pressure sensor and a control device. The invention detects the water pressure of the water outlet through the pressure sensor, realizes energy saving and intelligent control, and utilizes the working medium water to directly cool the front end cover connected with the disc-shaped stator core so as to increase the heat dissipation effect.
Description
Technical Field
The invention relates to the technical field of water pump control, in particular to a high-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump with an integrated control device.
Background
The traditional water pump motor is generally driven by an asynchronous motor, the asynchronous motor is characterized in that a stator sends alternating current to generate a rotating magnetic field, and a rotor is induced to generate a magnetic field, so that the rotor rotates along with the rotating magnetic field of the stator under the action of the two magnetic fields. A large amount of losses occur in the asynchronous rotor, the efficiency is low and the power factor is also low. The permanent magnet synchronous motor adopts high-performance permanent magnet materials to provide excitation, has no rotor aluminum consumption, and has high motor efficiency and high power density.
The existing asynchronous motor has low efficiency, small working rotating speed range, large motor volume and heavier weight.
In the prior art, the overall size of the water pump cannot be reduced fundamentally, and the integration of the water pump of the asynchronous motor or the permanent magnet motor inherits the structure, so that the overall size of the water pump cannot be reduced fundamentally, the material and the cost are saved, and the heat dissipation problem cannot be solved practically.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an integrated control device high-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump.
The technical scheme of the invention is as follows:
high-efficient water-cooling axial magnetic field permanent magnetism intelligent water pump of integrated control device includes:
a machine shell, a first cover plate and a second cover plate,
the pump body is arranged inside the shell;
the impeller is arranged in the pump body at the water inlet and fixedly connected with the pump body through an impeller locking nut;
the front end cover is fixedly connected with the pump body through a front bearing;
the rear end cover is fixedly connected with the pump body through a rear bearing;
the disc-shaped stator core is arranged in a cavity formed by the front end cover and the rear end cover, a stator coil slot in the radial direction is formed in the disc-shaped stator core, and a stator coil is arranged in the stator coil slot;
the rotor magnetic yoke is arranged on the rotating shaft, rotor magnetic steel is arranged on one side, close to the disc-shaped stator iron core, of the rotor magnetic yoke, and the rotor magnetic yoke is fixedly connected with the pump body through a magnetic yoke fixing screw;
the pressure sensor is arranged on the side edge of the water outlet and used for detecting the water pressure of the water outlet;
the control device comprises a shell and a control panel, the shell is fixedly connected with the rear end cover, and the control panel is arranged in the shell and is fixed with the shell;
the output end of the pressure sensor and the output end of the stator coil are connected with a control device, the output end of the control device is connected with an impeller driver, and the impeller driver is connected with an impeller.
The invention adopts the further technical scheme that the shell is fixedly connected with the shell through a control device fastening screw, and one side of the shell is provided with a control device wire inlet gland head.
According to a further technical scheme of the invention, a stator lead wire of the stator coil is connected with the three-core cable through an elbow type gland head, and a pressure lead wire of the pressure sensor and the three-core cable are connected with the control device through a control device inlet gland head.
As a further technical scheme of the invention, a sealing ring is arranged at the joint of the front end cover and the shell.
As a further technical scheme of the invention, the front end cover is provided with radial ribs.
The control panel is provided with a three-phase outgoing line connector, a pressure sensor connector, a 485 communication interface and an auxiliary power supply incoming line connector; the control panel includes: the output end of the MCU controller is connected with the motor driver and the human-computer interface circuit, and the output ends of the current sampling circuit and the pressure sensor interface circuit are connected with the MCU controller.
According to a further technical scheme, the water inlet and the water outlet are provided with internal threads, the water inlet sealing cover and the water outlet sealing cover are of a groove structure, the outer side of the groove is provided with external threads, and the water inlet sealing cover and the water outlet sealing cover are arranged at the water inlet and the water outlet through threads.
The technical scheme of the invention is that the impeller is fixedly connected with the pump body through a composite mechanical sealing structure.
Further, the composite mechanical seal structure includes: the sealing device comprises a first sealing element, a second sealing element, a fixing element and a sealing gasket; the first sealing element is connected with the second sealing element, one side of the first sealing element is fixed through a fixing element, and the second sealing element is connected with the front end cover in a sealing mode through a sealing gasket; a convex block is arranged on the inner side of the first sealing element, and a sealing ring is arranged at the joint of the first sealing element and the second sealing element.
The invention has the beneficial effects that:
1. the space formed between the front end cover and the pump body is positioned between the water inlet and the water outlet, under the rotation of the impeller, water is input from the water inlet and flows to the water outlet through the outer side of the front end cover, the water cooling heat dissipation of the front end cover is realized, the water flow direction is vertical to the axial direction of the disc-shaped stator core, and the front end cover connected with the disc-shaped stator core is directly cooled by using working medium water so as to increase the heat dissipation effect;
2. the front end cover and the rear end cover are arranged on the pump body and form a sealed cavity with the pump body, the sealed cavity is used for installing the disc-shaped stator core and the rotor magnet yoke, and the front end cover and the rear end cover are hermetically arranged with the pump body through the front bearing and the rear bearing.
3. By arranging the water inlet sealing cover and the water outlet sealing cover, foreign matters are prevented from entering the pump body before use.
4. Pressure sensor detects the water pressure of delivery port, and transmission pipeline pressure gives controlling means, and controlling means sets up the constant voltage value, and when the water, pipeline pressure descends, and the high-speed operation of water pump, pressure reach the pressure value after can guarantee pipeline constant voltage value with low-speed operation, do not use water, the water pump is shut down, realizes energy-conservation and intelligent control.
5. The radial ribs are arranged on the front end cover, so that the strength of the front end cover is increased while the heat dissipation is increased.
Drawings
FIG. 1 is a structural diagram of a high-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump of the integrated control device provided by the invention;
FIG. 2 is a structural diagram of a control panel according to the present invention;
FIG. 3 is an enlarged view of A in FIG. 1;
FIG. 4 is a schematic diagram of an auxiliary power supply according to the present invention;
FIG. 5 is a circuit diagram of a motor driving circuit according to the present invention;
FIG. 6 is a circuit diagram of an MCU controller according to the present invention;
FIG. 7 is a circuit diagram of a pressure sensor interface according to the present invention;
FIG. 8 is a circuit diagram of a human-machine interface according to the present invention;
FIG. 9 is a block diagram of a current sampling circuit according to the present invention;
shown in the figure:
1-a pump body, 2-a combined type mechanical seal, 3-an impeller locking nut, 4-a water inlet sealing cover, 5-an impeller, 6-a front end cover, 7-a disc-shaped stator iron core, 8-a sealing ring, 9-a water outlet sealing cover, 10-a pressure sensor, 11-a stator outgoing line, 12-a pressure sensor signal line, 13-a bent head type glan head, 14-a stator coil, 15-a three-core cable line, 16-a machine shell, 17-a rotor magnetic yoke, 18-a rear end cover, 19-a rotor magnetic steel, 20-a control device fastening screw, 21-a control device inlet glan head, 22-a control device, 23-a rear bearing, 24-a magnetic yoke fixing screw, 25-a permanent magnet motor rear end cover fixing bolt and 26-a front bearing, 27-the front end cover is connected to the pump body fastening screw, 28-the pressure sensor connector, 29-the three-phase lead wire connector and 30-the 485 lead wire connector.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention.
In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 9, fig. 1 is a structural diagram of a high-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump of an integrated control device according to the present invention; FIG. 2 is a structural diagram of a control panel according to the present invention; FIG. 3 is an enlarged view of A in FIG. 1; FIG. 4 is a schematic diagram of an auxiliary power supply according to the present invention; FIG. 5 is a circuit diagram of a motor driving circuit according to the present invention; FIG. 6 is a circuit diagram of an MCU controller according to the present invention; FIG. 7 is a circuit diagram of a pressure sensor interface according to the present invention; FIG. 8 is a circuit diagram of a human-machine interface according to the present invention; FIG. 9 is a block diagram of a current sampling circuit according to the present invention;
as shown in fig. 1 to 9, the high-efficient water-cooling axial magnetic field permanent magnetism intelligent water pump of integrated control device includes: the pump comprises a machine shell 16 and a pump body 1, wherein the pump body is arranged in the machine shell and is provided with a water inlet and a water outlet, the water inlet is provided with a water inlet sealing cover 4, and the water outlet is provided with a water outlet sealing cover 9; the impeller 5 is arranged in the pump body 1 at the water inlet, and the impeller 5 is fixedly connected with the pump body through an impeller locking nut 3; the front end cover 6 is fixedly connected with the pump body 1 through a front bearing 26; the rear end cover 18 is fixedly connected with the pump body 1 through a rear bearing 23; the rear end cover is fixed with the pump body through a permanent magnet motor rear end cover fixing bolt 25, and the front end cover is connected to a pump body fastening screw 27 through the front end cover to be fixed with the pump body; the disc-shaped stator core 7 is arranged in a cavity formed by the front end cover and the rear end cover 18, a stator coil slot in the radial direction is formed in the disc-shaped stator core 7, and a stator coil 14 is arranged in the stator coil slot; the rotor magnetic yoke 17 is arranged on the rotating shaft, one side of the rotor magnetic yoke 17 close to the disc-shaped stator core 7 is provided with rotor magnetic steel 19, and the rotor magnetic yoke 17 is fixedly connected with the pump body 1 through a magnetic yoke fixing screw 24; the pressure sensor 10 is arranged on the side edge of the water outlet and used for detecting the water pressure of the water outlet; the control device 22 comprises a shell and a control panel, the shell is fixedly connected with the rear end cover 18, and the control panel is arranged in the shell and is fixed with the shell; the output of the pressure sensor 10 and the output of the stator coil 14 are connected to a control device 22, and the output of the control device 22 is connected to an impeller driver, which is connected to the impeller 5.
In the embodiment of the invention, the space formed between the front end cover and the pump body is positioned between the water inlet and the water outlet, under the rotation of the impeller, water is input from the water inlet and flows to the water outlet through the outer side of the front end cover, so that the water-cooling heat dissipation of the front end cover is realized, the water flow direction is vertical to the axial direction of the disc-shaped stator iron core, and the front end cover connected with the disc-shaped stator iron core is directly cooled by using working medium water so as to increase the heat dissipation effect;
the front end cover and the rear end cover are installed on the pump body and form a sealed cavity with the pump body, the front end cover and the rear end cover are installed on the pump body in a sealed mode and are used for installing the disc-shaped stator core and the rotor magnetic yoke, the front end cover and the rear end cover are installed with the pump body in a sealed mode through the front bearing and the rear bearing, the stator coils are led out to the control device through the elbow type glan head, the stator coils and the rotor magnetic yoke generate electricity, and electric energy is generated to supply power to the control device. The front end cover fixed on the stator of the axial magnetic field motor is fixed on the pump body, namely the fixing and radiating body of the stator iron core of the motor and the sealing end cover of the water pump.
By arranging the water inlet sealing cover and the water outlet sealing cover, foreign matters are prevented from entering the pump body before use.
Pressure sensor detects the water pressure of delivery port, and transmission pipeline pressure gives controlling means, and controlling means sets up the constant voltage value, and when the water, pipeline pressure descends, and the high-speed operation of water pump, pressure reach the pressure value after can guarantee pipeline constant voltage value with low-speed operation, do not use water, the water pump is shut down, realizes energy-conservation and intelligent control.
In the embodiment of the invention, the shell is fixedly connected with the rear end cover 18 through a control device fastening screw 20, one side of the shell is provided with a control device wire inlet flange head 21, the shell and the machine shell 16 are fixed through a control rotating shaft fastening screw 25, the disassembly and the assembly are convenient, a sealing ring is arranged between the shell and the machine shell to prevent water from entering the interior of the control device, and a fixed sealing structure is arranged between the wire inlet flange head of the control device and the shell to improve the sealing property of the control device.
In the embodiment of the invention, the stator lead wire 11 of the stator coil 14 is connected with the three-core cable 15 through the elbow type gland head 13, the pressure lead wire 12 of the pressure sensor 10 and the three-core cable 15 are connected with the control device through the control device inlet gland head 21, and the sealing effect of the lead wire and the inlet wire is good. Wherein, a sealing ring 8 is arranged at the joint of the front end cover 6 and the shell 16.
In the embodiment of the invention, the radial ribs are arranged on the front end cover 6, so that the heat dissipation is increased and the strength of the front end cover is increased. The front end cover of the motor is provided with the radiation-shaped ribs which are favorable for heat dissipation, so that the heat dissipation effect is improved, and the strength of the end cover is enhanced.
The control panel is provided with a three-phase outgoing line connector 29, a pressure sensor connector 28, a 485 communication interface 30 and an auxiliary power supply incoming line connector, so that wiring is facilitated. The control panel includes: the output end of the MCU controller is connected with the motor driver and the human-computer interface circuit, and the output ends of the current sampling circuit and the pressure sensor interface circuit are connected with the MCU controller.
Pressure sensor detects the water pressure of delivery port, and transmission pipeline pressure gives controlling means, and controlling means sets up the constant voltage value, and when the water, pipeline pressure descends, and the high-speed operation of water pump, pressure reach the pressure value after can guarantee pipeline constant voltage value with low-speed operation, do not use water, the water pump is shut down, realizes energy-conservation and intelligent control.
In the embodiment of the invention, the water inlet and the water outlet are provided with internal threads, the water inlet sealing cover and the water outlet sealing cover are of a groove structure, the outer side of the groove is provided with external threads, and the water inlet sealing cover and the water outlet sealing cover are arranged at the water inlet and the water outlet through threads, so that the installation is convenient.
In the embodiment of the invention, the impeller 5 is fixedly connected with the pump body 1 through the composite mechanical sealing structure 2. Wherein, compound mechanical seal structure 2 includes: a first seal member 201, a second seal member 202, a fixing member 203, and a gasket 204; the first sealing element 201 is connected with a second sealing element 202, one side of the first sealing element 201 is fixed by a fixing element 203, and the second sealing element 202 is connected with the front end cover 6 in a sealing way by a sealing gasket 204; a convex block is arranged on the inner side of the first sealing element 201, and a sealing ring is arranged at the joint of the first sealing element 201 and the second sealing element 202. The impeller driver is sealed with the pump body through the composite mechanical sealing structure, so that water leakage and water seepage with the front end cover when the impeller driver drives the impeller to rotate are prevented, and the rotating sealing performance of the impeller is improved.
The invention adopts the integrated control device to efficiently cool the permanent magnet motor with the axial magnetic field, thereby easily realizing frequency conversion and stepless speed regulation, well meeting the market demand of variable pressure of the water pump and achieving the requirements of high efficiency and energy conservation. The high-efficiency water-cooling axial magnetic field permanent magnet motor adopting the integrated control device has the advantages that the motor size is smaller, only one fourth of an asynchronous motor with the same specification is provided, the controller is integrated with the motor, a long lead-out cable from the controller to the motor is omitted, the reliability is higher, and the anti-interference capability is stronger. In addition, the space of the middle connection of the combination of the front cover and the water pump of the conventional asynchronous squirrel-cage motor is saved, and the problems of large volume, heaviness and low heat dissipation efficiency of the original asynchronous motor structure are solved. The front cover of the axial magnetic field motor is connected with the pump body of the water pump, a working medium driven by the front cover becomes a cooling medium of the motor, the front cover and the stator of the motor are cooled by water in the pump shell, and the axial magnetic field motor is compact in structure, small in size and greatly reduced in cost.
While the preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and various changes, which relate to the related art known to those skilled in the art and fall within the scope of the present invention, can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
The present invention has been described in detail, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art. Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (9)
1. High-efficient water-cooling axial magnetic field permanent magnetism intelligence water pump of integrated control device, its characterized in that includes:
a machine shell, a first cover plate and a second cover plate,
the pump body is arranged inside the shell;
the impeller is arranged in the pump body at the water inlet and fixedly connected with the pump body through an impeller locking nut;
the front end cover is fixedly connected with the pump body through a front bearing;
the rear end cover is fixedly connected with the pump body through a rear bearing;
the disc-shaped stator core is arranged in a cavity formed by the front end cover and the rear end cover, a stator coil slot in the radial direction is formed in the disc-shaped stator core, and a stator coil is arranged in the stator coil slot;
the rotor magnetic yoke is arranged on the rotating shaft, rotor magnetic steel is arranged on one side, close to the disc-shaped stator iron core, of the rotor magnetic yoke, and the rotor magnetic yoke is fixedly connected with the pump body through a magnetic yoke fixing screw;
the pressure sensor is arranged on the side edge of the water outlet and used for detecting the water pressure of the water outlet;
the control device comprises a shell and a control panel, the shell is fixedly connected with the rear end cover, and the control panel is arranged in the shell and is fixed with the shell;
the output end of the pressure sensor and the output end of the stator coil are connected with a control device, the output end of the control device is connected with an impeller driver, and the impeller driver is connected with an impeller.
2. The efficient water-cooling axial magnetic field permanent magnet intelligent water pump of the integrated control device according to claim 1, characterized in that the housing is fixedly connected with the machine shell through a control device fastening screw, and a control device wire inlet gland head is arranged on one side of the housing.
3. The high-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump of the integrated control device according to claim 1, characterized in that a stator lead-out wire of the stator coil is connected with a three-core cable through an elbow type gland head, and a pressure lead-out wire of the pressure sensor and the three-core cable are connected with the control device through a control device wire inlet gland head.
4. The integrated control device high-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump according to claim 1, characterized in that a sealing ring is arranged at the joint of the front end cover and the casing.
5. The intelligent water pump with the integrated control device and the efficient water-cooling permanent magnet axial magnetic field according to claim 1, wherein the front end cover is provided with radial ribs.
6. The high-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump of the integrated control device according to claim 1, wherein a three-phase outgoing line connector, a pressure sensor connector, a 485 communication interface and an auxiliary power supply lead-in line connector are arranged on the control panel;
the control panel includes: the output end of the MCU controller is connected with the motor driver and the human-computer interface circuit, and the output ends of the current sampling circuit and the pressure sensor interface circuit are connected with the MCU controller.
7. The high-efficiency water-cooled axial magnetic field permanent magnet intelligent water pump of the integrated control device according to claim 1, wherein internal threads are arranged at the water inlet and the water outlet, the water inlet sealing cover and the water outlet sealing cover water inlet sealing cover are of a groove structure, external threads are arranged on the outer side of the groove, and the water inlet sealing cover and the water outlet sealing cover are installed at the water inlet and the water outlet through threads.
8. The intelligent water pump with the high-efficiency water-cooling axial magnetic field and the permanent magnet as claimed in claim 1, wherein the impeller is fixedly connected with the pump body through a composite mechanical sealing structure.
9. The intelligent water pump of claim 8, wherein the composite mechanical seal structure comprises: the sealing device comprises a first sealing element, a second sealing element, a fixing element and a sealing gasket; the first sealing element is connected with the second sealing element, one side of the first sealing element is fixed through a fixing element, and the second sealing element is connected with the front end cover in a sealing mode through a sealing gasket; a convex block is arranged on the inner side of the first sealing element, and a sealing ring is arranged at the joint of the first sealing element and the second sealing element.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110932986.6A CN113494464B (en) | 2021-08-13 | 2021-08-13 | High-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump with integrated control device |
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| CN202110932986.6A CN113494464B (en) | 2021-08-13 | 2021-08-13 | High-efficiency water-cooling axial magnetic field permanent magnet intelligent water pump with integrated control device |
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| CN113494464A true CN113494464A (en) | 2021-10-12 |
| CN113494464B CN113494464B (en) | 2023-02-10 |
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