CN216649497U - High-rotating-speed and driving integrated permanent magnet direct-current brushless motor for water pump - Google Patents
High-rotating-speed and driving integrated permanent magnet direct-current brushless motor for water pump Download PDFInfo
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- CN216649497U CN216649497U CN202122245594.0U CN202122245594U CN216649497U CN 216649497 U CN216649497 U CN 216649497U CN 202122245594 U CN202122245594 U CN 202122245594U CN 216649497 U CN216649497 U CN 216649497U
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- water pump
- permanent magnet
- speed
- direct current
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 5
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 2
- 230000005389 magnetism Effects 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052799 carbon Inorganic materials 0.000 abstract description 7
- 238000013021 overheating Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
A permanent magnet direct current brushless motor integrating high rotating speed and driving for a water pump comprises a machine body, a rotor assembly, a stator assembly, a control panel and a driving panel, wherein the stator assembly is fixed in the machine body and comprises a rotating shaft, a rotor core and magnetic steel; the control board and the drive board are arranged in the machine body; the permanent magnet brushless DC motor is connected with the pump body impeller of the external water pump through the rotating shaft. The motor removes carbon brushes and a commutator, and prolongs the service life of the pump; besides providing 2 power line connections, additionally providing 3 signal lines for PWM speed regulation, motor feedback and motor start and stop, thereby achieving full functions; the rotating speed of the motor can be adjusted through the duty ratio, the output flow of the pump is changed, and the adjustment is carried out according to actual requirements; the clutter pollution power supply and the interference electronic element are avoided, and the interference on a control circuit is low; the self-protection device has double protection of overheating and overload, and improves self-protection; the volume is small, and the installation space is saved.
Description
Technical Field
The utility model relates to the field of motor and drive control integrated automation, in particular to a high-rotation-speed and drive integrated permanent magnet direct current brushless motor for a water pump.
Background
At present, along with the improvement of the living standard of people, the requirement on the comfort level of an automobile is higher and higher, but a common motor for a water pump is a permanent magnet direct current brush motor, an elastic torsion spring is adopted between a brush carbon brush part and a commutator for pressing, the reliable connection of a circuit is ensured, the motor commutation is mechanical angle conversion commutation, the carbon brush is influenced by contact pressure and can generate certain friction noise with the commutator, the noise in the automobile is increased, and the requirement of people on the comfort level of the automobile is influenced. Meanwhile, the carbon brush used by the brush motor belongs to a wearing part, the water pump motor is quickly worn by the high revolution and the large moment, the service life of the motor is short, and the service life of the motor is short. In addition, the permanent magnet direct current brush motor commutation process can produce the switching-over spark, and the increase of spark can produce the interference to the inside components and parts of car, influences the use of other control unit of car, in order to guarantee that car safe and reliable drives, the car company need drop into a large amount of anti-interference components, has increased the anti-interference manufacturing cost of car.
Disclosure of Invention
Aiming at the problems in the prior art, the permanent magnet direct current brushless motor integrating high rotating speed and driving for the water pump is provided, the space between the motor and an independent control system is reduced, the operating efficiency and the output power of the motor are improved, the operating precision is high, and the starting is stable.
A permanent magnet brushless direct current motor integrating high rotating speed and driving for a water pump comprises a machine body, a rotor assembly, a stator assembly, a control panel and a driving plate, wherein the stator assembly is fixed in the machine body and comprises a rotating shaft, a rotor core and magnetic steel;
the control board and the driving board are arranged in the machine body;
the permanent magnet brushless direct current motor is connected with a pump body impeller of an external water pump through the rotating shaft.
Furthermore, the stator assembly is formed by laminating silicon steel sheets, an electromagnetic coil is wound in a stator winding, and the winding is in a star connection mode.
Further, rotor core adopts the silicon steel sheet pressfitting to form an organic whole, and it has a plurality of cuboid notches to open.
Furthermore, the rectangular notch is divided into four notches which are up, down, left and right, and a square is formed on the side face of the rotor core.
Furthermore, the magnetic steel is pressed into a notch of the rotor core for installation.
Furthermore, the magnetic steel adopts a magnet stone with the same molding size.
Furthermore, the rotating shaft is made of stainless steel and has a smooth surface.
Further, the driving plate and the control plate are fixed on the brushless motor base through screws.
The utility model achieves the following beneficial effects: (1) long service life: because the carbon brush and the commutator are removed, the brushless direct current permanent magnet motor can only adopt electronic commutation when commutating, the problem of short service life of the motor caused by abrasion of the carbon brush of the existing weak wearing part is solved, and the service life of the pump is improved in all directions; (2) the water pump brushless motor technology: a specially-made DC brushless motor is adopted, and 3 signal lines of PWM speed regulation, motor feedback and motor start-stop are additionally provided besides 2 power line connection wires (positive and negative electrodes), so that a full function is really realized; the rotating speed of the motor can be adjusted through the duty ratio, the output flow of the pump can be changed, and the speed can be adjusted according to actual needs; (3) low interference: unlike a brush motor, noise waves pollute a power supply and interfere electronic elements, and even cause the problem of dead halt of a control circuit, a liquid crystal display and the like, and the interference to the control circuit is low; (4) the water pump DC brushless motor has a perfect self-protection function; (5) the volume is small, and the installation space is saved.
Drawings
Fig. 1 is a schematic structural diagram of a permanent magnet dc brushless motor according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a rotor assembly according to an embodiment of the present invention.
Fig. 3 is an appearance schematic diagram of the whole motor according to the embodiment of the utility model.
In the figure, 1-machine body, 2-rotor part, 3-stator part, 4-control plate, 5-drive plate, 201-rotating shaft, 202-magnetic steel, 203-rotor iron core.
Detailed Description
The technical scheme of the utility model is further explained in detail by combining the drawings in the specification.
The utility model provides a water pump is with integrative permanent magnetism direct current brushless motor of high rotational speed and drive, refer to figure 1, including fuselage 1, rotor subassembly 2, stator module 3, control panel 4 and drive plate 5, stator module 3 fixes in fuselage 1, and rotor subassembly 2 includes pivot 201, rotor core 203 and magnet steel 202, and pivot 201 inserts in the fuselage 1, and rotor core 203 sets up on pivot 201 corresponding to stator module 3, and magnet steel 202 imbeds in the rotor core 203.
A control board 4 and a drive board 5 are provided in the body.
The permanent magnet brushless dc motor is connected to the pump impeller of the external water pump by the rotating shaft 201.
The stator assembly 3 is formed by laminating silicon steel sheets, an electromagnetic coil is wound in a stator winding, and the winding adopts a star connection mode.
Referring to fig. 2, in the rotor assembly 2, the rotor core 203 is formed by laminating silicon steel sheets into a whole, and is provided with a plurality of rectangular parallelepiped notches. The rectangular slot is divided into four slots, namely, an upper slot, a lower slot, a left slot and a right slot, and a square is formed on the side surface of the rotor core 203. The magnetic steel 202 is pressed into the notch of the rotor core 203 for installation. The magnetic steel 203 is made of magnetite with the same size.
The rotating shaft 201 is made of stainless steel and has a smooth surface.
The drive plate and the control plate are fixed on the brushless motor base through screws.
The torque force of the motor is electrified through a coil (stator component 3) on a silicon steel sheet to generate a pulsating magnetic field to drive a permanent magnet (rotor component 2) to rotate, and a rotor rotating shaft drives a brushless water pump impeller to rotate to output water pressure and flow.
In the permanent magnet brushless direct current motor, when the magnetic poles generated by the stator coils are opposite to the magnetic poles of the rotor magnets in different poles, namely the displacement angle phi between the two magnetic poles =0, the magnetic energy of a magnetic system is the lowest at the moment; when the magnetic poles rotate to the opposite same poles, namely the displacement angle phi between the two magnetic poles =2 pi/n, the magnetic energy of the magnetic system is maximum. After the external force is removed, the magnetic force can restore the magnet to the state of lowest magnetic energy because the magnetic poles of the magnetic system repel each other. Then the magnet moves to drive the magnetic rotor to rotate; the driving force of the direct-current brushless water pump impeller is a direct-current brushless motor, the direct-current brushless motor is the power core of the direct-current brushless water pump, and the direct-current brushless water pump takes the direct-current brushless motor as power, so that electric energy is converted into hydraulic energy; the brushless motor performance is good and bad, directly influences the performance of water pump, and direct current brushless motor passes through the electronic commutation, need not to use the carbon brush, and magnet rotor and stator silicon steel sheet all have multipolar magnetic field, and the stator can automatic change the magnetic pole direction after the relative stator rotation angle of magnet rotor, makes the rotor remain homopolar repulsion all the time to make the rotor pivot drive impeller rotation work and have higher efficiency.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiment, but equivalent modifications or changes made by those skilled in the art according to the present disclosure should be included in the scope of the present invention as set forth in the appended claims.
Claims (8)
1. The utility model provides a water pump is with integrative permanent magnetism direct current brushless motor of high rotational speed and drive which characterized in that:
the permanent magnet brushless DC motor comprises a machine body, a rotor assembly, a stator assembly, a control panel and a drive plate, wherein the stator assembly is fixed in the machine body and comprises a rotating shaft, a rotor core and magnetic steel;
the control board and the driving board are arranged in the machine body;
the permanent magnet brushless direct current motor is connected with a pump body impeller of an external water pump through the rotating shaft.
2. The integrated high-speed and drive permanent magnet brushless direct current motor for the water pump according to claim 1, characterized in that: the stator assembly is formed by laminating silicon steel sheets, an electromagnetic coil is wound in a stator winding, and the winding is in a star connection mode.
3. The integrated high-speed and drive permanent magnet brushless direct current motor for the water pump according to claim 1, characterized in that: rotor core adopts silicon steel sheet pressfitting to form an organic whole, and it has a plurality of cuboid notches to open.
4. The integrated high-speed and drive permanent magnet brushless direct current motor for the water pump according to claim 3, characterized in that: the cuboid notch is divided into four notches which are up, down, left and right, and a square form is formed on the side face of the rotor iron core.
5. The integrated high-speed and drive permanent magnet brushless direct current motor for the water pump according to claim 1, characterized in that: and the magnetic steel is pressed into a notch of the rotor core for installation.
6. The integrated high-speed and drive permanent magnet brushless DC motor for the water pump according to claim 5, characterized in that: the magnetic steel is made of magnetite with the same forming size.
7. The integrated high-speed and drive permanent magnet brushless direct current motor for the water pump according to claim 1, characterized in that: the rotating shaft is made of stainless steel and has a smooth surface.
8. The integrated high-speed and drive permanent magnet brushless direct current motor for the water pump according to claim 1, characterized in that: the drive plate and the control plate are fixed on the brushless motor base through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122245594.0U CN216649497U (en) | 2021-09-16 | 2021-09-16 | High-rotating-speed and driving integrated permanent magnet direct-current brushless motor for water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122245594.0U CN216649497U (en) | 2021-09-16 | 2021-09-16 | High-rotating-speed and driving integrated permanent magnet direct-current brushless motor for water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216649497U true CN216649497U (en) | 2022-05-31 |
Family
ID=81722679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122245594.0U Active CN216649497U (en) | 2021-09-16 | 2021-09-16 | High-rotating-speed and driving integrated permanent magnet direct-current brushless motor for water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216649497U (en) |
-
2021
- 2021-09-16 CN CN202122245594.0U patent/CN216649497U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 213125 No. 8, Kunlun Road, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Changzhou Fulin Zhongdian Intelligent Technology Co.,Ltd. Country or region after: China Address before: 213125 No. 8, Kunlun Road, Xinbei District, Changzhou City, Jiangsu Province Patentee before: FULLING & CEIEC Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |