JP4065267B2 - Capacitor motor stator and method of manufacturing the same - Google Patents

Description

  The present invention relates to a stator for a capacitor motor using a divided iron core plate in which a yoke portion and a tooth portion are connected and divided into the same number as the number of slots, and a method for manufacturing the same.

2. Description of the Related Art In recent years, a stator formed by winding a plurality of divided iron core plates and arranging the divided iron core plates in an annular shape and a manufacturing method thereof are known (for example, see Patent Document 1).

  Hereinafter, the configuration and the manufacturing method will be described with reference to FIGS.

As shown in FIGS. 13, 14, and 15, the main winding 101 has the connecting wire 104 </ b> A on the main connecting wire side after the insulator 103 is attached to each of the divided iron cores 102 of several poles held in an annular shape. After winding the insulator 103 on each of the divided iron cores 102, the auxiliary winding 106 is also held in an annular shape. The auxiliary winding wound body 107 is formed by being continuously wound through the connecting wire 104B on the auxiliary connecting wire side, and the main winding wound body 105 and the auxiliary winding wound body 106 are moved in the axial direction. The assembled stator 108 was constructed.
JP 2000-253603 A

  In such a winding method and configuration of the conventional stator 108, the connecting wire 104A, 104B does not have a holding portion in the installed insulator 103, and therefore the connecting wire 104A, 104B is held by the structure of the winding machine. There is a problem that the structure of the winding machine becomes complicated because it is necessary to give the part its function. Further, when the main winding body 105 and the auxiliary winding body 107 are combined and integrated in the axial direction, the processing of holding the crossover wires 104A and 104B, preventing loosening, and managing the length becomes complicated. There was a problem.

  SUMMARY OF THE INVENTION The present invention solves the above-mentioned problem, and it is a capacitor that simplifies the structural part of a winding machine and simplifies the processing of crossovers when combining a main winding body and an auxiliary winding body. An object of the present invention is to provide a stator for an electric motor and a method for manufacturing the same.

This means simplifies the structural part of the winding machine that winds the main and auxiliary windings directly on the split iron core body, and the jumper wire when combining the main and auxiliary winding bodies. The stator of the capacitor motor that can simplify the process is obtained.

In the method of manufacturing a stator for a capacitor motor according to the present invention, the yoke portion having the arc surface on the outer periphery and the tooth portion having the rotor facing surface on the inner surface side are integrated and divided into the same number as the number of slots. divided iron core plate by fixing a predetermined number of stacked to form a divided iron core, insulators and continue communicating the main winding through the connecting wire in concentrated winding in several of the divided iron core poles mounted which is formed by to the main winding wire wound Sokarada that series-wound winding, connecting the auxiliary winding via a line crossing in concentrated winding in several of the divided iron core poles fitted with insulation connection to series-wound winding The auxiliary winding winding body, the main winding winding arrangement group in which the several main winding windings are arranged in an annular shape, and the auxiliary winding winding body in an annular shape The auxiliary winding winding body array group arranged in the above is combined and fixed and integrated so that the main winding winding body and the auxiliary winding winding body are alternately arranged in an annular shape. In the method, have the extended portion extended in the clockwise and counterclockwise directions in each of the divided iron core along the inner wall of the rotor side part of the insulator mounted on the divided iron core is adjacent phase Then, in a state where the ends of the extending portions extending from the insulator attached to the adjacent divided iron core body are held so as to face each other, the holding mechanism provided in the extending portion is connected to the main winding or the auxiliary winding. This is a method of manufacturing a stator of a capacitor motor that is wound by winding while holding a crossover.

  This simplifies the structural part of the winding machine that winds the main winding and auxiliary winding directly on the split iron core body, and the crossover wire is combined when the main winding winding body and auxiliary winding winding body are combined. A method of manufacturing a stator of a capacitor motor that can simplify processing is obtained.

  According to the present invention, a predetermined number of divided iron core plates each having a yoke portion having an arc surface on the outer periphery and a tooth portion having a rotor-facing surface on the inner surface side are stacked and fixed, and divided into the same number as the number of slots. A main coil winding in which a split iron core body is formed, an insulator is mounted on the split iron core body, and a number of main windings are continuously wound by direct winding through a jumper wire in a concentrated winding And an auxiliary winding wound body in which a number of poles are continuously wound in a concentrated manner through a jumper wire after an insulator is mounted on the divided iron core body, and the number of poles A main winding wound body arrangement group in which main winding winding bodies are arranged in an annular shape, and an auxiliary winding winding body arrangement group in which the number of pole auxiliary winding winding bodies are arranged in an annular form, In the stator formed by combining and fixing the winding winding body and the auxiliary winding winding body so as to be alternately arranged in an annular shape, a part of the insulator to be attached to the divided iron core body in the circumferential direction. There is an extended part that extends greatly in the clockwise and counterclockwise directions in the direction of each adjacent divided iron core, and a holding mechanism that holds the crossover of the main winding or the auxiliary winding is provided in this extended part Therefore, it is not necessary to provide a mechanism for holding the crossover in the structural part of the winding machine that winds the main winding and the auxiliary winding on the divided iron core body, and the structure can be simplified. This makes it possible to rationalize the cost of the winding machine, and when combining the main winding body and the auxiliary winding body, the holding mechanism of the stator is changed from the holding mechanism provided with the jumper to the winding machine. Therefore, it is possible to provide a stator for a capacitor motor and a method for manufacturing the same, which can simplify the processing of the crossover wires.

  In addition, when combining the main winding body group and the auxiliary winding body group, some of the insulators attached to the divided iron core bodies are clockwise in the direction of the divided iron core bodies adjacent to each other in the circumferential direction. In addition, it is possible to provide a structure in which the extension part greatly extended in the counterclockwise direction does not become an obstacle to the combination work.

  Also, the extension part of the insulator to be attached to the split iron core body for winding the main winding is provided only on the auxiliary crossover side, and the extension part of the insulator to be attached to the split iron core body for winding the auxiliary winding By providing only on the main crossover side, it is possible to provide a structure in which the extended portion does not become an obstacle to the combination work and a method for manufacturing the structure.

  Further, only the connecting wire of the main winding is held or accommodated in the extending portion of the insulator provided on the main connecting wire side, and the auxiliary winding is provided in the extending portion of the insulator provided on the auxiliary connecting wire side. Since only the crossover wire is held or stored, the crossover wires of the main winding and the auxiliary winding come into contact with each other, and it is possible to prevent electrical problems and the like.

  In addition, when there are a plurality of connecting wires of the main winding or the auxiliary winding, each connecting wire is electrically separated and held or stored, thereby preventing problems caused by damage to the winding film. be able to.

The contents described in this gun, the divided iron core plate comprising a tooth portion having a rotor facing surface yoke portion and the inner surface having a circular arc surface by fixing a predetermined number stacked in the same number as the number of slots in the outer periphery A main winding in which a split iron core body is formed by dividing, and an insulating material is attached to the split iron core body, and a number of main windings are continuously and directly wound via a jumper wire in a concentrated winding. A winding body, and an auxiliary winding wound body in which a number of poles are continuously wound in a concentrated manner through a connecting wire after an insulator is mounted on the divided iron core body, and the number of poles A main winding body arrangement group in which the main winding bodies are arranged in an annular shape, and an auxiliary winding body arrangement group in which the auxiliary winding bodies of several poles are arranged in an annular shape, In the stator in which the main winding winding body and the auxiliary winding winding body are combined and fixed and integrated so that they are alternately arranged in an annular shape, a part of the insulator to be attached to the divided iron core body is circumferential. A holding mechanism for holding the connecting wire of the main winding or the auxiliary winding in the extending portion, which is extended in the clockwise direction and the counterclockwise direction in the direction of each divided iron core adjacent to each other. The structure of the winding machine that directly winds the main and auxiliary windings on the split iron core body is simplified, and the main winding winding body and the auxiliary winding winding body This has the effect of simplifying the crossover process when combined.

In addition, a yoke portion having a circular arc surface on the outer periphery and a tooth portion having a rotor facing surface on the inner surface side are integrated, and a predetermined number of divided iron core plates divided into the same number of slots are laminated and fixed. divided iron core is formed, and the main winding wire wound Sokarada that insulation was continuous manner series-wound winding the main winding through the line crossing a concentrated winding into several of the divided iron core poles mounted become more auxiliary winding wire wound Sokarada with the auxiliary winding via a connecting wire in concentrated winding in several of the divided iron core poles fitted with insulation was continuous manner series-wound winding, the number of the poles A main winding body arrangement group in which the main winding bodies are arranged in an annular shape, and an auxiliary winding body arrangement group in which the auxiliary winding bodies of several poles are arranged in an annular shape, In the stator in which the main winding body and the auxiliary winding body are combined and fixed and integrated so that the main winding body and the auxiliary winding body are alternately arranged in an annular shape, a part of the insulator mounted on the divided iron core body is adjacent to each other. Do In divided iron core along the inner wall of the rotor side has an extended portion extended in the clockwise and counterclockwise directions, the extending portion of the phase adjacent main winding wire wound Sokarada insulator adjacent The auxiliary winding winding body is mounted so as to be positioned on the outer diameter side of the inner diameter side rising portion of the insulator, and the extension portions of the insulators of the adjacent auxiliary winding winding bodies are adjacent to each other. It is configured to be mounted so as to be positioned on the outer diameter side of the inner diameter side rising portion of the insulator of the main winding body, and the circumferentially extending portion of the insulator of the main winding body and The circumferentially extending portion of the insulator of the auxiliary winding body has an effect of preventing an operation from being obstructed when the main winding body group and the auxiliary winding body group are combined.

  In addition, the extension part of the insulator to be attached to the split iron core body for winding the main winding is provided only on the side opposite to the load side of the split iron core body or on the main crossover side of the load side. The extending portion of the insulator to be attached to the split iron core is configured to be provided only on the auxiliary crossover side opposite to the main crossover side on the load side or the anti-load side of the split iron core, The extending portion of the winding body and the connecting wire on the main connecting wire side, and the extending portion of the auxiliary winding device and the connecting wire on the auxiliary connecting wire side have an effect that the combined work does not become an obstacle.

  Further, only the connecting wire of the main winding is held or accommodated in the extending portion of the insulator provided on the main connecting wire side, and the auxiliary winding is provided in the extending portion of the insulator provided on the auxiliary connecting wire side. Only the crossover wire is held or housed, and the crossover wire of the main winding and the crossover wire of the auxiliary winding are not in contact with each other and have an effect of preventing the occurrence of an electrical failure.

In addition, when there are a plurality of connecting wires of the main winding or the auxiliary winding, each connecting wire is electrically separated and held or stored, and the plurality of connecting wires are not in contact with each other. Spatally separated and held, it has the function of preventing the occurrence of problems due to damage to the winding film.

In addition, a yoke portion having a circular arc surface on the outer periphery and a tooth portion having a rotor facing surface on the inner surface side are integrated, and a predetermined number of divided iron core plates divided into the same number of slots are laminated and fixed. Forming a split iron core,
A main winding wire wound Sokarada where the main winding through the connecting wire in concentrated winding in several of the divided iron core poles fitted with insulation was continuous manner series-wound winding,
Be more auxiliary winding wire wound Sokarada that series-wound winding the auxiliary winding continues to communicate via a line crossing a concentrated winding into several of the divided iron core poles fitted with insulation,
A main winding wound body array group in which the number of poles of the main winding winding body are annularly arranged, and an auxiliary winding winding body array group in which the number of poles of the auxiliary winding winding bodies are annularly arranged In the method of manufacturing a stator, the main winding body and the auxiliary winding body are combined and fixed so that the auxiliary winding bodies are alternately arranged in an annular manner.
Has an extended portion extended in the clockwise and counterclockwise directions in each of the divided iron core along the inner wall of the rotor side part of the insulator mounted on the divided iron core is adjacent phases,
The main winding or auxiliary winding crossover wire is connected to the holding mechanism provided in the extension while the ends of the extensions extending from the insulator attached to the adjacent split iron core are facing each other. Is a manufacturing method that winds while holding the wire, and simplifies the structure of the winding machine that directly winds the main and auxiliary windings on the split iron core, It is possible to simplify the crossover process when the body and the auxiliary winding body are combined.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

(Embodiment 1)
As shown in FIGS. 1 to 10, a predetermined number of divided iron core plates 5 each having a yoke portion 2 having an arc surface 1 formed on the outer periphery and a tooth portion 4 having a rotor facing surface 3 on the inner periphery are laminated. The divided iron core body 7 is divided into the same number as the number of slots 6, and an insulator 8A is attached to the divided iron core body 7, and concentrated winding is performed via the connecting wire 9A by a winding machine (not shown). Separately from the main winding wound body 11 formed by directly winding the main winding 10 by several poles, the insulator 8B is attached to the divided iron core body 7 separately from the main winding wound body 11. A number of poles are continuously connected via a connecting wire 9B arranged on the opposite side in the axial direction across the divided iron core body 7 from the side where the main winding body 11 is provided by concentrated winding by a winding machine. The auxiliary winding 12 is composed of an auxiliary winding 12 formed by winding the auxiliary winding 12 directly, and the main winding 11 and the auxiliary winding 13 are arranged in an annular shape. Body The row group 11G and the auxiliary winding wound body array group 13G include a side where the connecting wire 9A of the main winding wound body 11 is not provided and a side where the connecting wire 9B of the auxiliary winding wound body 13 arranged in an annular shape is not provided. Are combined in the axial direction, and the main winding body 11 and the auxiliary winding body 13 are alternately arranged in an annular shape and fixed together to form a stator 14. It will be.

Further, as shown in FIG. 11, the main connecting wire side 15 having the connecting wire 9 </ b> A (not shown) of the main winding body 11 and the auxiliary connecting wire side having the connecting wire 9 </ b> B of the auxiliary winding device 13. 16 is arranged on the opposite side of the stator 14 in the axial direction.

  The main winding 10 is directly wound via an insulator 8A attached to several divided iron cores 7 arranged in a ring or a straight line, and the insulator 8A The auxiliary crossover side 16 has extended portions 8A-1 extending greatly in the clockwise and counterclockwise directions in the respective divided iron cores 7 adjacent to each other in the circumferential direction of the stator 14, and the extended portions 8A -1 is used to hold the connecting wire 9B of the auxiliary winding 12, and similarly, the auxiliary winding 12 has several divided iron cores 7 arranged in an annular or linear manner. The insulator 8B is wound around the insulator 8B in the direction of the divided iron cores 7 adjacent to each other in the circumferential direction of the stator 14 on the main crossover side 15. Each extending in the counterclockwise direction and the extending portion 8B-1, and provided in the extending portion 8B-1. The crossover wire 9A of the main winding 10 is held by the holding mechanism 8B-2, and the crossover wire 9A of the main winding 10 and the crossover wire 9B of the auxiliary winding 12 are both mechanically fixed by an insulating structural part. Composed.

Further, the extending portion 8A-1 of the insulator 8A to be attached to the divided iron core 7 for winding the main winding 10 is provided only on the main crossover side 15 and the divided iron core 7 for winding the auxiliary winding 12 is provided. The extending portion 8B-1 of the insulator 8B to be attached to is constructed only on the auxiliary crossover side 16 .

Further, only the connecting wire 9A of the main winding 10 is held or accommodated in the extending portion 8A-1 of the insulating material 8A provided on the main connecting wire side 15, and the insulating material 8B provided on the auxiliary connecting wire side 16 is stored. Only the connecting wire 9B of the auxiliary winding 12 is held or accommodated in the extending portion 8B-1 , and the connecting wire 9A of the main winding 10 and the connecting wire 9B of the auxiliary winding 12 are electrically separated. Composed.

  Also, as shown in FIG. 12, when there are a plurality of connecting wires 9A, 9B of the main winding 10 or the auxiliary winding 12, a plurality of connecting wires 9A-1, 9A-2 and 9B-1, 9B-2 Each of them is electrically separated and held or stored, and the crossover wires 9A and 9B are all arranged spatially separated.

Thus, according to the stator of the capacitor motor of the first embodiment of the present invention, the jumper wire 9B of the auxiliary winding 12 is provided in the extending portion 8B-1 of the insulator 8B of the auxiliary winding winding body 13. It is held by the holding mechanism 8B-2, and the crossover wire 9A of the main winding 10 is held by the holding mechanism 8A-2 provided in the extending portion 8A-1 of the insulator 8A of the main winding body 11 and mechanically Therefore, it is not necessary to provide a structure portion for holding the crossover wires 9A and 9B on the side of the winding machine that winds the main winding 10 and the auxiliary winding 12 directly. When the winding body 11 and the auxiliary winding body 13 are combined, it is possible to reduce the load on the connecting wires 9A and 9B.

    Moreover, it is a part of insulator 8A, 8B with which the division | segmentation iron core body 7 was mounted | worn, and the extension part 8A extended greatly clockwise and counterclockwise in the direction of each division | segmentation iron core body 7 mutually adjacent in the circumferential direction -1,8B-1 will provide a structure that does not hinder the combination work.

Further, the extension 8A-1 of the insulator 8A of the main winding body 11 is provided only on the main crossover wire side 15, and the extension 8B-1 of the insulator 8B of the auxiliary winding body 13 is Since it is provided only on the auxiliary connecting wire side 16 opposite to the main connecting wire side 15 across the divided iron core body 7, when the main winding wound body group 11G and the auxiliary winding wound body group 13G are combined. The extension portion 8A-1 and the crossover wire 9A, and the extension portion 8B-1 and the crossover wire 9B provide a structure that does not hinder the combination work.

Further, the connecting wire 9A of the main winding 10 is held only by the extension 8A-1 of the insulator 8A of the main winding wound body 11 , and the connecting wire 9B of the auxiliary winding 12 is held by the auxiliary winding wound body 13. Since this is held only by the extending portion 8B-1 , the connecting wire 9A of the main winding 10 and the connecting wire 9B of the auxiliary winding 12 do not contact each other, and it is possible to prevent the occurrence of electrical problems. it can.

  Further, when there are a plurality of connecting wires 9A or connecting wires 9B on the auxiliary connecting wire side or the main connecting wire side, such as when having a winding for speed adjustment, a plurality of connecting wires (9A-1, 9A-2 and 9B Since -1 and 9B-2) are spatially separated from each other without being in contact with each other, it is possible to prevent the occurrence of problems due to damage to the winding film.

The perspective view of the division | segmentation iron core body which mounted | wore the insulator of the capacitor | condenser motor stator of Embodiment 1 of this invention. Circuit diagram of stator winding of capacitor motor Perspective view of split iron core plate of stator of same capacitor motor Perspective view of split iron core of stator of same capacitor motor Front view showing a split state of the stator iron core of the capacitor motor Front view of the stator of the capacitor motor Enlarged perspective view showing the main winding body of the stator of the capacitor motor Enlarged perspective view showing auxiliary winding body of stator of same capacitor motor Front view of the main winding wound body group of the stator of the same capacitor motor Front view of auxiliary winding wound body group of stator of same capacitor motor Sectional view from the side of the stator of the capacitor motor Perspective view of main winding winding body (or auxiliary winding winding body) having a plurality of jumpers of stator of same capacitor motor Front view of the main winding body of the stator of a conventional capacitor motor Front view of auxiliary winding body of stator of same capacitor motor Front view of the stator of the capacitor motor

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Arc surface 2 Relay part 3 Rotor opposing surface 4 Tooth part 5 Divided iron core board 6 Slot 7 Divided iron core body 8A, 8B Insulator 8A-1, 8B-1 Extension part 8A-2, 8B-2 Holding Mechanism 9A, 9B Junction wire 9A-1, 9A-2, 9B-1, 9B-2 Junction wire 10 Main winding 11 Main winding winding body 11G Main winding winding group 12 Auxiliary winding 13 Auxiliary winding Winding body 13G Auxiliary winding winding body group 14 Stator 15 Main crossover wire side 16 Auxiliary crossover wire side

Claims (8)

The iron part having a circular arc surface on the outer periphery and the tooth part having the rotor facing surface on the inner surface side are integrated, and a predetermined number of divided iron core plates divided into the same number as the number of slots are laminated and fixed. Forming the core,
A main winding wire wound Sokarada where the main winding through the connecting wire in concentrated winding in several of the divided iron core poles fitted with insulation was continuous manner series-wound winding,
Be more auxiliary winding wire wound Sokarada that series-wound winding the auxiliary winding continues to communicate via a line crossing a concentrated winding into several of the divided iron core poles fitted with insulation,
A main winding wound body array group in which the number of poles of the main winding winding body are annularly arranged, and an auxiliary winding winding body array group in which the number of poles of the auxiliary winding winding bodies are annularly arranged In the method of manufacturing a stator, the main winding body and the auxiliary winding body are combined and fixed so that the auxiliary winding bodies are alternately arranged in an annular manner.
Has an extended portion extended in the clockwise and counterclockwise directions in each of the divided iron core along the inner wall of the rotor side part of the insulator mounted on the divided iron core is adjacent phases,
In a state where the ends of the extending portions extending from the insulator attached to the adjacent divided iron core body are held so as to face each other,
A method of manufacturing a stator of a capacitor motor in which a winding is wound while holding a crossover of a main winding or an auxiliary winding in a holding mechanism provided in the extending portion. The extension part of the insulator to be attached to the split iron core body for winding the main winding is provided only on the anti-load side of the split iron core body or on the main crossover side of the load side. extending portion of the insulator to be mounted on the core body the divided iron cores of the load side or the anti-load side main connecting wire side opposite to the auxiliary connecting wire method that provided only on the side claim 1, wherein the capacitor motor Method of manufacturing the stator. Only the connecting wire of the main winding is held or stored in the extending portion of the insulator provided on the main connecting wire side, and the connecting portion of the auxiliary winding is connected to the extending portion of the insulator provided on the auxiliary connecting wire side. claim 1 manufacturing method of the stator of the capacitor motor according the scheme only lines held or accommodated. When connecting wire of the primary winding or auxiliary winding of the plurality of claim 2 of the method, each of the connecting wire is held or accommodated are electrically separated, the manufacturing method of the stator of the capacitor motor according to claim 3, wherein . The iron part having a circular arc surface on the outer periphery and the tooth part having the rotor facing surface on the inner surface side are integrated, and a predetermined number of divided iron core plates divided into the same number as the number of slots are laminated and fixed. Forming the core,
A main winding wire wound Sokarada where the main winding through the connecting wire in concentrated winding in several of the divided iron core poles fitted with insulation was continuous manner series-wound winding,
Be more auxiliary winding wire wound Sokarada that series-wound winding the auxiliary winding continues to communicate via a line crossing a concentrated winding into several of the divided iron core poles fitted with insulation,
A main winding wound body array group in which the number of poles of the main winding winding body are annularly arranged, and an auxiliary winding winding body array group in which the number of poles of the auxiliary winding winding bodies are annularly arranged In the stator formed by combining and fixing the main winding body and the auxiliary winding body so as to be alternately arranged in an annular manner,
Has an extended portion extended in the clockwise and counterclockwise directions in each of the divided iron core along the inner wall of the rotor side part of the insulator mounted on the divided iron core is adjacent phases,
The extension portion of the insulator of the adjacent main winding body is mounted so as to be positioned on the outer diameter side of the inner diameter side rising portion of the insulator of the adjacent auxiliary winding body, and Capacitor motor configured to be mounted so that the extension portion of the insulator of the adjacent auxiliary winding body is located on the outer diameter side of the inner diameter side rising portion of the adjacent main winding body Stator. The extension part of the insulator to be attached to the split iron core body for winding the main winding is provided only on the anti-load side of the split iron core body or on the main crossover side of the load side. 6. The capacitor motor according to claim 5, wherein the extending portion of the insulator attached to the core body is provided only on the auxiliary crossover side opposite to the main crossover side on the load side or the non-load side of the divided iron core body. Stator. Only the connecting wire of the main winding is held or stored in the extending portion of the insulator provided on the main connecting wire side, and the connecting portion of the auxiliary winding is connected to the extending portion of the insulator provided on the auxiliary connecting wire side. The capacitor motor stator according to claim 5, wherein only the wire is held or stored. The stator of a capacitor motor according to claim 6 or 7 , wherein when there are a plurality of connecting wires of the main winding or the auxiliary winding, each connecting wire is electrically separated and held or stored.

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