IP Library › Granted Patent US 12,744,441
Granted Patent B2
US 12,744,441 · App. 18/574,067 · Granted Sep 22, 2026

Stator module and conveyor system

Inventors: Feng Chi (Shanghai, CN); Lin Guo (Shanghai, CN); Jinming Zhou (Shanghai, CN)
Assignee: SHANGHAI GOLYTEC AUTOMATION CO., LTD.
H02K41/02B65G54/02H02K1/12H02K3/26H02K3/28H02K9/04H02K2203/03
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Quick Facts
Patent No.
US 12,744,441
App. No.
18/574,067
Granted
Sep 22, 2026
Kind
B2
Abstract

Embodiments of the disclosure provide a stator module and a conveyor system. The stator module includes a stator body and an armature winding, wherein the armature winding is fixedly arranged on the stator body, the armature winding is provided with an upper surface and a lower surface which are oppositely arranged in a first direction, and a first splicing surface and a second splicing surface which are oppositely arranged in a second direction perpendicular to the first direction, the armature winding is provided with a first protrusion, and the first protrusion protrudes from the first splicing surface in the second direction, wherein the armature winding is provided with a plurality of armature coils arranged periodically, and at least part of the plurality of the armature coils are arranged in the first protrusion.

Claims (60)

1 . A stator module, wherein comprising:

a stator body; and

an armature winding, which is fixedly arranged on the stator body, the armature winding being provided with an upper surface and a lower surface which are oppositely arranged in a first direction, and a first splicing surface and a second splicing surface which are oppositely arranged in a second direction perpendicular to the first direction, the armature winding being provided with a first protrusion, and the first protrusion protruding from the first splicing surface in the second direction;

the armature winding is provided with a plurality of armature coils arranged periodically, and at least a part of the plurality of the armature coils is/are arranged in the first protrusion;

the stator module further comprising:

a first driver, which is fixedly arranged on the stator body and electrically connected with the armature winding;

wherein an electrical connection mode between the first driver and the armature winding comprises at least one of a wire connection, a plug connection, and welding;

or, the stator module further comprises:

a first driver, which is fixedly arranged on the stator body, the first driver being printed with the armature coils.

2 . The stator module according to claim 1 , wherein the armature winding further comprises:

a second protrusion, the second protrusion protruding from the second splicing surface in a direction opposite to the second direction, and at least a part of the plurality of the armature coils being arranged in the second protrusion.

3 . The stator module according to claim 2 , wherein the armature winding comprises a plurality of U-phase armature coils, a plurality of V-phase armature coils and a plurality of W-phase armature coils, the U-phase armature coils, the V-phase armature coils and the W-phase armature coils together forming a plurality of three-phase armature windings, the armature winding being formed by stacking a plurality of layers of the armature coils, and in the second direction, the armature coils being periodically arranged in phase sequence.

4 . The stator module according to claim 3 , wherein, for any three-phase armature winding, the U-phase armature coil, the V-phase armature coil and the W-phase armature coil are located in a same layer, and in the second direction, the U-phase armature coil, the V-phase armature coil and the W-phase armature coil are arranged at intervals in phase sequence;

or, in the first direction, for any three-phase armature winding, the U-phase armature coil and the W-phase armature coil are located in a same layer, and the V-phase armature coil is located in an adjacent layer and at a center of the U-phase armature coil and the W-phase armature coil;

or, in the first direction, the U-phase armature coil, the W-phase armature coil, and the V-phase armature coil are distributed in three layers.

5 . The stator module according to claim 2 , wherein, in the first direction, the first protrusion is provided with a first upper surface and a first lower surface which are oppositely arranged, and the first upper surface is co-planar with the upper surface;

in the first direction, the second protrusion is provided with a second upper surface and a second lower surface which are oppositely arranged, and the second lower surface is co-planar with the lower surface;

wherein the first lower surface is co-planar with the second upper surface, or, the first lower surface is parallel to the second upper surface, and a distance between the first lower surface and the second upper surface is 0.1 mm-1 mm.

6 . The stator module according to claim 2 , wherein the stator body is fan-shaped, the armature winding is arc-shaped, and a plane where the first splicing surface is located is perpendicular to a plane where the second splicing surface is located; or, a plane where an end surface of the first protrusion is located is perpendicular to a plane where an end surface of the second protrusion is located.

7 . The stator module according to claim 2 , further comprising:

a cooling fan, which is installed on the stator body, the cooling fan being provided with an air outlet;

wherein the armature winding is arranged on a side, away from the air outlet, of the stator body, the stator body is provided with an air guide channel communicating with the air outlet, and airflow from the air outlet flows through the armature winding through the air guide channel.

8 . The stator module according to claim 7 , wherein

the stator body is provided with a first surface facing the air outlet and a second surface facing away from the air outlet, the second surface is provided with a groove into which the armature winding is partly inserted, the air guide channel penetrates through the first surface and the second surface, and the air guide channel communicates with a side groove wall of the groove.

9 . The stator module according to claim 8 , wherein

there are plurality of air guide channels, all the air guide channels are arranged at intervals in the second direction, and a central axis in an extension direction of each air guide channel is perpendicular to the second direction.

10 . The stator module according to claim 8 , wherein

the air guide channels are distributed on both sides of the armature winding in a third direction, and the third direction is perpendicular to the second direction.

11 . The stator module according to claim 7 , wherein

the stator body is provided with a first surface facing the air outlet, the first surface is provided with a mounting groove, and the stator body further comprises a circuit board, the circuit board being located in the mounting groove and electrically connected with the armature winding.

12 . The stator module according to claim 7 , wherein

the stator module further comprises a fixed support, the cooling fan being connected to the stator body through the fixed support.

13 . The stator module according to claim 12 , wherein

the stator module further comprises a cooling panel, the cooling panel being arranged at a bottom of the cooling fan, and the cooling fan being connected to the fixed support through the cooling panel.

14 . A conveyor system, comprising:

a base;

a guide rail, which is laid in a conveying direction and fixedly arranged on the base;

a plurality of stator modules according to claim 2 , the plurality of stator modules being successively spliced in the conveying direction; and

a mover module, which is in sliding fit with the guide rail and coupled with the armature winding.

15 . The conveyor system according to claim 14 , wherein, for two adjacent stator modules, the first protrusion of one armature winding is spliced to the second protrusion of the other armature winding, and at least part of the armature coils in the first protrusion and at least part of the armature coils in the second protrusion are stacked together to form at least one three-phase armature winding.

16 . The conveyor system according to claim 15 , wherein

the armature winding comprises a plurality of U-phase armature coils, a plurality of V-phase armature coils and a plurality of W-phase armature coils, the U-phase armature coils, the V-phase armature coils and the W-phase armature coils together forming a plurality of three-phase armature windings, the armature winding being formed by stacking a plurality of layers of the armature coils, and in the second direction, the armature coils being periodically arranged in phase sequence;

for any three-phase armature winding formed by splicing the first protrusion and the second protrusion, the U-phase armature coil, the V-phase armature coil and the W-phase armature coil are located in a same layer, and in the second direction, the U-phase armature coil, the V-phase armature coil and the W-phase armature coil are arranged at intervals in phase sequence;

or, in the first direction, for any three-phase armature winding, the U-phase armature coil and the W-phase armature coil are located in a same layer, and the V-phase armature coil is located in an adjacent layer and at a center of the U-phase armature coil and the W-phase armature coil; or, in the first direction, the U-phase armature coil, the W-phase armature coil, and the V-phase armature coil are distributed in three layers.

17 . The conveyor system according to claim 14 , wherein the first protrusion is provided with a first upper surface and a first lower surface which are oppositely arranged in the first direction, and the first upper surface is co-planar with the upper surface;

the second protrusion is provided with a second upper surface and a second lower surface which are oppositely arranged in the first direction, and the second lower surface is co-planar with the lower surface;

wherein, for two adjacent stator modules, the upper surface of one armature winding is co-planar with the upper surface of the other armature winding, the lower surface of one armature winding is co-planar with the lower surface of the other armature winding, the first lower surface of one armature winding is parallel to the second upper surface of the other armature winding, and a distance between the first lower surface and the second upper surface is 0.1 mm-1 mm.

18 . The conveyor system according to claim 14 , wherein

the stator module further comprises:

a fourth driver, which is fixedly arranged on the stator body and electrically connected with the armature winding, and the fourth driver of each stator module of the plurality of stator modules achieves signal transmission through optical fiber.

19 . The conveyor system according to claim 14 , wherein the guide rail is provided with an auxiliary guide rail and a first guide rail, the auxiliary guide rail and the first guide rail are both configured to be in sliding fit with the mover module, and a guide accuracy of the auxiliary guide rail is higher than a guide accuracy of the first guide rail.

20 . The conveyor system according to claim 19 , wherein, in the conveying direction, the auxiliary guide rail is parallel to the first guide rail, the auxiliary guide rail is arranged on at least one side of the first guide rail, and the guide rail further comprises a second guide rail corresponding to the auxiliary guide rail, the second guide rail being stacked on the first guide rail in a direction away from the base, and a length of the second guide rail being less than or equal to a length of the auxiliary guide rail.

21 . The conveyor system according to claim 19 , wherein, in the conveying direction, the auxiliary guide rail and the first guide rail are connected to each other, and each of the auxiliary guide rail and the first guide rail is provided with a chamfer at a joint.

22 . The stator module according to claim 1 , wherein the first driver is an integrated circuit board, and the first driver is a PCB winding when the first driver is printed with the armature coils.

23 . The stator module according to claim 22 , wherein, there are a plurality of first drivers printed with the armature coils, the plurality of first drivers are stacked in the first direction, and/or, the plurality of first drivers are stacked in the second direction, and the plurality of first drivers form the armature winding.

24 . A conveyor system, comprising:

a base;

a guide rail, which is laid in a conveying direction and fixedly arranged on the base; and

a plurality of stator modules according to claim 1 , the plurality of stator modules being spliced to each other in the conveying direction, and the stator body being fixedly arranged on the base.

25 . The conveyor system according to claim 24 , wherein, for two adjacent stator modules, the first protrusion of one armature winding is spliced to the first protrusion of the other armature winding, and at least part of the armature coils in two first protrusions are stacked together to form at least one three-phase armature winding.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 25, 2023
From: CHI, FENG; GUO, LIN; ZHOU, JINMING
To: SHANGHAI GOLYTEC AUTOMATION CO. , LTD.
Reel/Frame 065949/0861 →
Priority Claims (3)
CN 202222681738.1 · Oct 12, 2022 · national
CN 202211455412.5 · Nov 21, 2022 · national
CN 202223092070.3 · Nov 21, 2022 · national
Continuity (1)
Related Publication 20250105716A1 · Mar 27, 2025
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