Claims (10)
一種電機結構，係包含：一殼件；一轉子，係能夠旋轉地結合上述殼件，該轉子設有一磁性部，該磁性部之磁性交替相鄰；及一定子，包含：第一及第二環體，其設置於上述殼件，該第一及第二環體分別設有數個極柱排列而形成環狀，該第一環體之極柱與該第二環體之極柱相互交錯，各極柱之相對二側設有一感磁部及一導磁部，各感磁部與上述轉子的磁性部之間形成一氣隙；以及一環形線圈，同軸環繞各導磁部，其中，該導磁部之寬度小於該感磁部之寬度。
A motor structure comprising: a shell member; a rotor rotatably coupled to the shell member, the rotor being provided with a magnetic portion, the magnetic portions of the magnetic portion alternately adjacent; and a stator comprising: first and second a ring body disposed on the shell member, wherein the first and second ring bodies are respectively arranged with a plurality of poles arranged to form a ring shape, and the poles of the first ring body and the poles of the second ring body are interdigitated. a magnetic sensitive portion and a magnetic conductive portion are disposed on opposite sides of each pole, an air gap is formed between each of the magnetic sensitive portions and the magnetic portion of the rotor, and a toroidal coil coaxially surrounds each of the magnetic conductive portions, wherein the guide The width of the magnetic portion is smaller than the width of the magnetic sensitive portion.
如申請專利範圍第1項所述之電機結構，其中該第一及第二環體分別具有一內周緣及一外周緣，該內周緣設有數個延伸部，各延伸部朝向該環體之中心延伸，且各延伸部沿同一方向轉折延伸形成各極柱，各極柱朝向該中心之一側形成該感磁部，另一側形成該導磁部。
The motor structure of claim 1, wherein the first and second ring bodies respectively have an inner circumference and an outer circumference, and the inner circumference is provided with a plurality of extension portions, each extension portion facing the center of the ring body The poles are extended and formed in the same direction to form poles, and the poles form the magnetic sensitive portion on one side of the center, and the magnetic conductive portion is formed on the other side.
如申請專利範圍第1項所述之電機結構，其中該第一及第二環體分別具有一內周緣及一外周緣，該外周緣設有一環牆，該環牆與該極柱的導磁部之間形成一繞組容槽，該繞組容槽容置該環形線圈。
The motor structure of claim 1, wherein the first and second ring bodies respectively have an inner circumference and an outer circumference, and the outer circumference is provided with a ring wall, and the ring wall and the pole of the pole A winding receptacle is formed between the portions, and the winding receptacle accommodates the toroidal coil.
如申請專利範圍第1、2或3項所述之電機結構，其中各極柱之徑向截面寬度由該感磁部朝向該導磁部遞減。The motor structure of claim 1, wherein the radial cross-sectional width of each of the poles is decreased from the magnetic sensitive portion toward the magnetic conductive portion.
如申請專利範圍第1、2或3項所述之電機結構，其中該導磁部形成一脊部。The motor structure of claim 1, 2 or 3, wherein the magnetic conductive portion forms a ridge.
如申請專利範圍第1、2或3項所述之電機結構，其中各感磁部與該磁性部之間的氣隙為不等間距之氣隙。The motor structure of claim 1, wherein the air gap between each of the magnetic sensitive portions and the magnetic portion is an air gap of unequal spacing.
如申請專利範圍第1、2或3項所述之電機結構，其中各感磁部形成一拋物柱面。The motor structure of claim 1, wherein the respective magnetic sensitive portions form a parabolic cylinder.
如申請專利範圍第1、2或3項所述之電機結構，其中該感磁部形成一凸出狀拋物柱面，且該感磁部之徑向截面的曲率大於該磁性部之徑向截面的曲率。The motor structure of claim 1, wherein the magnetic sensitive portion forms a convex parabolic cylinder, and the radial section of the magnetic sensitive portion has a curvature greater than a radial cross section of the magnetic portion. Curvature.
如申請專利範圍第1、2或3項所述之電機結構，其中該第一及第二環體係由軟磁性複合材料一體成形製成。The motor structure of claim 1, 2 or 3, wherein the first and second ring systems are integrally formed from a soft magnetic composite material.
如申請專利範圍第1、2或3項所述之電機結構，其中該環形線圈係以線材沿單一轉向纏繞而成。The motor structure of claim 1, wherein the loop coil is wound with a wire along a single turn.