A single-phase ironless energy-saving motor with NS poles of magnetic rotor

Abstract

The present invention discloses a single-phase coreless energy-saving motor with a magnetic rotor NS pole, comprising a bearing frame, an upper baffle and a lower baffle, a permanent magnet rotor, and a stator. The upper baffle and the lower baffle are provided with a coil skeleton, the upper baffle comprises a baffle core, four finger-shaped upper baffle ends, the baffle core is circular, and the cross-sectional size of the permanent magnet rotor is less than or equal to the cross-sectional size of the baffle core. The baffle core is designed to be circular, so as to ensure that the space formed by the baffle core of the upper baffle and the baffle core of the lower baffle is large, so as to meet the installation of permanent magnet rotors of large specifications. The single-phase coreless energy-saving motor with a magnetic rotor NS pole mainly has the function of energy saving and is easy to manufacture. It is composed of three coils or multiple coils, and is composed of non-magnetic stainless steel plates and stainless steel screw rods. The rotor is a permanent magnet and a stainless steel shaft, and the coil can be plugged in, which is convenient and flexible.

Description

Technical Field

[0001] The invention relates to a single-phase coreless energy-saving motor with a magnetic rotor and NS poles, and in particular to a single-phase coreless energy-saving motor with a magnetic rotor and NS poles, which has a compact structure, is easy to manufacture, and is easy to install and remove coils. Background Art

[0002] An electric motor is a device that converts electrical energy into mechanical energy. It uses an energized coil (i.e., stator winding) to generate a rotating magnetic field and act on a magnetic rotor to form a three-phase rotating magnetic field. The electric motor is mainly composed of a stator and a rotor. The direction of the force movement of the energized conductor in the magnetic field is related to the direction of the current and the direction of the magnetic flux lines (magnetic field direction). The working principle of the electric motor is that the magnetic field acts on the force of the current to make the motor rotate. At present, traditional electric motors for teaching are relatively complex in structure, use a lot of silicon steel sheets, have large magnetic circuit losses, are heavy, and are costly. They are not easy to produce. How to overcome the above-mentioned problems is a problem that the present invention needs to solve. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a single-phase coreless energy-saving motor with a magnetic rotor NS pole, which has the characteristics of compact structure, convenient manufacturing, and easy installation and removal of coils.

[0004] In order to solve the above technical problems, the technical solution of the present invention is: a single-phase ironless energy-saving motor with a magnetic rotor NS pole, the innovation of which is that the single-phase ironless energy-saving motor with a magnetic rotor NS pole comprises a bearing frame with a vertically arranged central axis, an upper baffle plate and a lower baffle plate for the bearing frame to pass through and symmetrically arranged up and down, a permanent magnet rotor installed on the bearing frame and located between the upper baffle plate and the lower baffle plate, and a stator installed between the upper baffle plate and the lower baffle plate and located outside the permanent magnet rotor, and the upper baffle plate and the lower baffle plate are provided with A coil frame is provided, and the upper baffle end and the lower baffle end pass through the coil frame, the stator is arranged on the lower baffle at the position of the coil frame, and a fastening device connecting the upper baffle and the lower baffle is arranged between the two, and the fastening device is against the coil frame; the upper baffle and the lower baffle have the same structure, the upper baffle includes a baffle core, four finger-shaped upper baffle ends integrated with the baffle core, the baffle core is circular, and the cross-sectional size of the permanent magnet rotor is less than or equal to the cross-sectional size of the baffle core.

[0005] Preferably, the four upper baffle ends are arranged in parallel in pairs, and the upper baffle ends are arranged perpendicular to the adjacent upper baffle ends.

[0006] Preferably, the coil skeleton comprises a comb-teeth-shaped vertical plate, a positioning vertical plate, and a coil located between the comb-teeth-shaped vertical plate and the positioning vertical plate.

[0007] Preferably, the comb-teeth-shaped vertical plate is provided with a plurality of continuously distributed groove-like structures, the wires connected to the coil are embedded in the groove-like structures, and the groove-like structures are located on one side of the upper baffle.

[0008] Preferably, the fastening device is a fastening non-magnetic stainless steel bolt.

[0009] The advantages of the present invention are: by adopting the above structure, compared with the traditional structure, the baffle core is designed to be circular, thereby ensuring that the space formed by the baffle core of the upper baffle and the baffle core of the lower baffle is larger, thereby meeting the installation of permanent magnet rotors of large specifications. The single-phase ironless energy-saving motor with a magnetic rotor NS pole has the main function of energy saving and is easy to manufacture. It is composed of three coils or multiple coils, and is composed of non-magnetic stainless steel plates and stainless steel screw rods. The rotor is a permanent magnet and a stainless steel shaft. The coil can be plugged in, which is convenient and flexible. The frequency converter can adjust the speed, and is suitable for various speed regulating machines, such as electric fans, blowers, hair dryers, adjustable speed electric grinding motors, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0011] Figure 1 It is a stereoscopic diagram of a single-phase ironless energy-saving motor with a magnetic rotor NS pole according to the present invention.

[0012] Figure 2 It is a front view of a single-phase ironless energy-saving motor with NS poles of a magnetic rotor according to the present invention.

[0013] Figure 3 It is an exploded view of a single-phase coreless energy-saving motor with a magnetic rotor and NS poles according to the present invention.

[0014] In the figure: 1-bearing frame, 2-upper baffle, 21-baffle core, 22-upper baffle end, 3-lower baffle, 4-permanent magnet rotor, 5-stator, 6-fastening device, 71-comb-shaped vertical plate, 72-positioning vertical plate, 73-coil. DETAILED DESCRIPTION

[0015] The single-phase ironless energy-saving motor with magnetic rotor NS poles of the present invention comprises a bearing frame 1 vertically arranged with a central axis, an upper baffle 2 and a lower baffle 3 for the bearing frame to pass through and symmetrically arranged up and down, a permanent magnet rotor 4 installed on the bearing frame and located between the upper baffle and the lower baffle, and a stator 5 installed between the upper baffle and the lower baffle and located outside the permanent magnet rotor. The upper baffle and the lower baffle are provided with coil skeletons, and the ends of the upper baffle and the lower baffle pass through the coil skeleton. The stator is arranged on the lower baffle at the position of the coil skeleton, and a fastening device 6 connecting the upper baffle and the lower baffle is arranged between the upper baffle and the lower baffle, and the fastening device is against the coil skeleton. The upper baffle and the lower baffle have the same structure, the upper baffle comprises a baffle core 21, four finger-shaped upper baffle ends 22 integrated with the baffle core, the baffle core is circular, and the cross-sectional size of the permanent magnet rotor is less than or equal to the cross-sectional size of the baffle core. By adopting the above structure, the baffle core is designed to be circular, thereby ensuring that the space volume formed by the baffle core of the upper baffle and the baffle core of the lower baffle is large, thereby meeting the installation of permanent magnet rotors of large specifications and sizes. The single-phase ironless energy-saving motor with a magnetic rotor NS pole mainly saves energy and is easy to manufacture. It is composed of three coils or multiple coils, and is composed of non-magnetic stainless steel plates and stainless steel screw rods. The rotor is a permanent magnet and a stainless steel shaft. The coil can be plugged in, which is convenient and flexible. The frequency converter can adjust the speed, and is suitable for various speed-regulating machines, such as electric fans, blowers, hair dryers, and adjustable-speed electric grinding motors.

[0016] The ends of the four upper baffles are arranged in parallel in pairs, and the ends of the upper baffles are arranged vertically with the ends of the adjacent upper baffles. The coil skeleton includes a comb-shaped vertical plate 71, a positioning vertical plate 72, and a coil 73 located between the comb-shaped vertical plate and the positioning vertical plate. The comb-shaped vertical plate is provided with a plurality of continuously distributed groove structures, and the wires connected to the coils are embedded in the groove structures, and the groove structures are located on one side of the upper baffle. The above-mentioned fastening device is a fastening non-magnetic stainless steel bolt.

[0017] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than a limiting technical solution. Those skilled in the art should understand that those modifications or equivalent substitutions of the technical solution of the present invention that do not depart from the purpose and scope of the technical solution should be included in the scope of the claims of the present invention.

Claims

1. A single-phase ironless energy-saving motor with a magnetic rotor NS pole, characterized in that: The single-phase ironless energy-saving motor with NS poles of the magnetic rotor comprises a bearing frame vertically arranged with a central axis, an upper baffle and a lower baffle through which the bearing frame passes and symmetrically arranged up and down, a permanent magnet rotor installed on the bearing frame and located between the upper baffle and the lower baffle, and a stator installed between the upper baffle and the lower baffle and located outside the permanent magnet rotor, the upper baffle and the lower baffle are provided with coil skeletons, the upper baffle end and the lower baffle end pass through the coil skeleton, the stator is arranged on the lower baffle at the position of the coil skeleton, a fastening device connecting the upper baffle and the lower baffle is arranged between the upper baffle and the lower baffle, and the fastening device abuts against the coil skeleton; the upper baffle and the lower baffle have the same structure, the upper baffle comprises a baffle core, four finger-shaped upper baffle ends integrated with the baffle core, the baffle core is circular, and the cross-sectional size of the permanent magnet rotor is less than or equal to the cross-sectional size of the baffle core; The ends of the four upper baffles are arranged in parallel in pairs, and the ends of the upper baffles are arranged perpendicularly to the ends of the adjacent upper baffles; The coil frame comprises a comb-teeth-shaped vertical plate, a positioning vertical plate, and a coil located between the comb-teeth-shaped vertical plate and the positioning vertical plate.

2. A single-phase ironless energy-saving motor with a magnetic rotor NS pole as claimed in claim 1, characterized in that: The comb-teeth-shaped vertical plate is provided with a plurality of continuously distributed groove structures, the wires connected to the coil are embedded in the groove structures, and the groove structures are located on one side of the upper baffle.

3. A single-phase ironless energy-saving motor with a magnetic rotor NS pole as claimed in claim 1, characterized in that: The fastening device is a fastening non-magnetic stainless steel bolt.

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