Bilateral AC linear motor with non-overlapping windings
A linear motor, non-overlapping technology, applied in the shape/style/structure of winding conductors, electromechanical devices, electrical components, etc., can solve the problem that the two coil side embedding method cannot be used for segmented manufacturing, and cannot be used in long-stroke occasions, etc. problem, to achieve the effect of simple structure, easy insulation, and improved motor efficiency
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specific Embodiment approach 1
[0039] Specific implementation mode one: combine figure 1 and figure 2 Describe this embodiment in detail. The bilateral AC linear motor with non-overlapping windings described in this embodiment includes a bilateral primary 1 and a secondary 2. There is an air gap between the bilateral primary 1 and secondary 2, and each primary includes a primary iron core 1- 1 and primary winding 1-2;
[0040]Grooves are made on the air gap side surface of each primary core 1-1 along the transverse direction, forming large teeth 1-1-1, shallow grooves 1-1-3, small teeth 1-1-2, and deep grooves 1-1- 4. Arranged along the direction of movement, each two adjacent large teeth 1-1-1 include 5 slots and 4 small teeth 1-1-2, the slots and small teeth 1-1-2 are arranged alternately, and each The two adjacent grooves of a large tooth 1-1-1 are shallow grooves 1-1-3, the other grooves are deep grooves 1-1-4, and the depth of deep groove 1-1-4 is shallow groove 1-1 -2 times the depth of the groov...
specific Embodiment approach 2
[0043] Specific implementation mode two: combination image 3 Describe this embodiment in detail. The bilateral AC linear motor with non-overlapping windings described in this embodiment includes a bilateral primary 1 and a secondary 2. There is an air gap between the bilateral primary 1 and secondary 2, and each primary includes a primary iron core 1- 1 and primary winding 1-2;
[0044] Slots are made on the air gap side surface of each primary core 1-1 along the transverse direction, and the small teeth 1-1-2, slots 1-1-5, and large teeth 1-1-1 formed are arranged along the moving direction;
[0045] Large teeth 1-1-1 pitch t s2 and polar distance τ p satisfies the relation 3t s2 =4τ p , large tooth 1-1-1 tooth width b s2 , small teeth 1-1-2 pitch t s1 , small tooth 1-1-2 tooth width b s1 satisfies the relation b s2 = 2t s1 +b s1 ;
[0046] The primary winding 1-2 is a concentrated full-pitch winding. There is a coil wound on each large tooth 1-1-1. The coils on t...
specific Embodiment approach 3
[0047] Specific implementation mode three: combination Figure 4 Describe this embodiment in detail. The bilateral AC linear motor with non-overlapping windings described in this embodiment includes a bilateral primary 1 and a secondary 2. There is an air gap between the bilateral primary 1 and secondary 2, and each primary includes a primary iron core 1- 1 and primary winding 1-2;
[0048] Slots are made on the air gap side surface of each primary core 1-1 along the transverse direction to form teeth 1-1-6;
[0049] Tooth pitch t s and polar distance τ p satisfies the relation 3t s = 2τ p ;
[0050] The primary winding 1-2 is a concentrated winding with fractional slots, a coil is wound on each tooth 1-1-6, the coils on adjacent teeth 1-1-6 belong to different phases, and the windings of the corresponding phase coils on both sides of the secondary 2 On the contrary, all the coils on the same side of the secondary 2 are connected into a three-phase symmetrical winding, a...
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