CN1707917A - Motor stator and assembling method thereof - Google Patents
Motor stator and assembling method thereof Download PDFInfo
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- CN1707917A CN1707917A CN 200410019514 CN200410019514A CN1707917A CN 1707917 A CN1707917 A CN 1707917A CN 200410019514 CN200410019514 CN 200410019514 CN 200410019514 A CN200410019514 A CN 200410019514A CN 1707917 A CN1707917 A CN 1707917A
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- duplexer
- pin hole
- stator
- pin
- conductive pin
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Abstract
The present invention is motor stator and its assembling process. The stator includes the following parts: laminated body including magnetic yoke, radial teeth with axial pinholes and arced magnetic poles; upper insulator in the shape corresponding to the connected laminated body; lower insulator in the shape corresponding to the connected laminated body and with pinholes corresponding to those in the laminated body; coil wound onto the teeth of the laminated body; base board below the lower insulator with corresponding to pinholes; and conducting pins connected electrically to the coil, through the pinholes and connected to the base board through molding. Therefore, the present invention has raised insulating performance and water resistance of motor and raised production efficiency.
Description
Technical field
The present invention relates to a kind of stator and assemble method thereof of motor.
Background technology
In general, motor (Motor) is the device that electric energy can be converted into mechanical energy, and it is used as the core drive source of nearly all electric equipment products such as refrigerator, air-conditioning, washing machine, electric fan, dust catcher.
In general, motor is made of with inside that is inserted in stator and rotatable rotor the stator that is installed on engine casing (Eng Cas) or the motor frame, between stator and rotor, can produce magnetic flux, rotor can change along with the direction of magnetic flux and rotate, so, be connected epitrochanterian rotating shaft and also will rotate together thereupon, just revolving force can be conducted to fan or other parts thus.
As shown in Figure 1, 2, existing stator is by constituting with the lower part: duplexer (1), and it is formed by several stator core stacks; Upper and lower part insulator (2) (3), they are close on the upper and lower surface of above-mentioned duplexer (1), can play insulating effect; Coil (4), they twine some circles and form on tooth portion (teeth) (not shown) on duplexer (1) inner surface, and when coiling wanted put the insulating paper (not shown) in tooth portion earlier; Substrate (PCB) (5), it is installed in a side of duplexer (1), can control coil (4); Conductive pin (6), it is welded on respectively on coil (4) and the substrate (5), can play electric action.
Duplexer (1) is by constituting with the lower part: yoke (yoke) portion (1a), and it can form magnetic circuit in the form of a ring; Tooth portion (1b), they form on the inner surface of yoke portion (1a), are radial arrangement, are used for support coils (4); Magnetic pole (pole) portion (1c), they form in the inside end of above-mentioned tooth portion (1b), are circular-arc.
On the part of yoke portion (1a) and the pin hole (h1) that has formed same intervals on the part of upper and lower part insulator (2) (3) (h2) (h3), an end of above-mentioned conductive pin (6) can pass pin hole (h1) (h2) (h3) and be fixed on their inside.
Also formed the pin hole (h4) of certain intervals on the part of substrate (5), the other end of above-mentioned conductive pin (6) can pass pin hole (h4) and be fixed on their inside.
Conductive pin (6) is made with electric conductor, be long bar-shaped, thereby it can pass successively pin hole (h2), the duplexer (1) of top insulator (2) pin hole (h1), lower isolator (3) pin hole (h3) afterwards, pass the pin hole (h4) of substrate (5) at last.What formed ring-type on the first half of conductive pin (6) blocks projection (6a), and this blocks projection (6a) and can push down top insulator (2).The latter half of conductive pin (6) method and substrate (5) by molding (molding) in substrate cover (housing) (not shown) is fixed together.
How the stator of having a look aforesaid existing motor below assembles by step (S1), (S2), (S3).
As shown in Figure 3, (S1): at first will stack up several stator cores layer by layer, thereby make duplexer (1), on upper and lower two faces of this duplexer (1), insert respectively then and fixing upper and lower part insulator (2) (3), go up winding around in the tooth portion (1b) of duplexer (1) afterwards.
(S2) duplexer with said structure (1) is put on the substrate (5), conductive pin (6) is inserted from the pin hole (h2) of top insulator (2) respectively, make the pin hole (h3) of its pin hole that passes duplexer (1) (h1) and lower isolator (3), at last it is passed the pin hole (h4) of substrate (5) and fixed.Here, when connecting above-mentioned conductive pin (6), make the projection (6a) of blocking of conductive pin (6) tightly push down top insulator (2), method by manual welding is welded on coil (4) on the mid portion of conductive pin (6) in this state then, similarly also is that the method by manual welding is welded on the latter half of conductive pin (6) on the substrate (5).
(S3) the substrate cover (not shown) that is used for holding substrate (5) connect is gone up after, the method by molding (molding) is fixed up the latter half of the latter half of substrate (5) and duplexer (1) and conductive pin (6).
But, there is following shortcoming in stator for aforesaid existing motor: because the first half of conductive pin (6) is exposed at the outside of the pin hole (h2) of top insulator (2), insulating properties is reduced, when this motor applications was in refrigerator, its resistance to water in the moisture jet test was lower; In addition, owing to need weld coil (4) and conductive pin (6), production efficiency is reduced by manual operations.
Summary of the invention
In order to overcome the above-mentioned shortcoming of the stator existence that has motor now, the invention provides a kind of stator and assemble method thereof of motor, can improve its insulating properties and resistance to water, it can be welded coil and conductive pin by the method for automatic welding, thereby enhance productivity.
The stator of motor of the present invention is:
A kind of stator of motor is characterized in that, it comprises: duplexer, top insulator, lower isolator, coil, substrate, conductive pin; Described duplexer, it is made of yoke portion, tooth portion, magnetic pole piece, wherein yoke portion in the form of a ring, can form magnetic circuit, tooth portion forms on the inner surface of above-mentioned yoke portion, be with same intervals and formed the pin hole that connects on radial arrangement and the certain position at them vertically, and magnetic pole piece forms and is circular-arc, has polarity in the inside end of above-mentioned tooth portion; Described top insulator, it is corresponding with the shape of the upper surface of duplexer, and is connected on the upper surface of duplexer; Described lower isolator, it is corresponding with the shape of the lower surface of duplexer, and is connected on the lower surface of duplexer, has also formed and the corresponding pin hole of the pin hole of above-mentioned duplexer on its certain position simultaneously; Described coil, it is wrapped in the tooth portion of duplexer, can form magnetic flux (flux); Described substrate, it be installed in above-mentioned lower isolator below, and formed above it and the corresponding pin hole of the pin hole of above-mentioned lower isolator; Described conductive pin, it keeps being electrically connected with coil, its end passes the pin hole of the pin hole of lower isolator and duplexer successively and is connected their inside, and its other end then passes the pin hole of substrate and method and substrate by molding (molding) link together.
The stator of aforesaid motor has wherein formed on the mid portion of conductive pin and has blocked projection, and this blocks the bottom surface that projection can be withstood lower isolator, thereby plays a supporting role.
The stator of aforesaid motor, wherein a side of blocking projection of conductive pin promptly is inserted into the interior part of lower isolator and duplexer and has formed stair-stepping structure.
The stator of aforesaid motor, wherein the external diameter that divides of the thicker part in the hierarchic structure of the diameter of the pin hole of lower isolator and conductive pin is identical or more smaller than it.
The assemble method of the stator of motor of the present invention is:
A kind of assemble method of stator of motor is characterized in that: it is by forming with the next stage: under the state in the pin hole of the 1st section insertion lower isolator of an end of conductive pin, itself and coil are welded, thereby make their realize the stage that is electrically connected; In the stage in the pin hole of the 2nd section insertion duplexer of conductive pin; Weld under the state in the pin hole that the other end of conductive pin is inserted substrate, thereby make them realize the stage that is electrically connected.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the exploded perspective view of the stator of existing motor
Fig. 2 is the front elevation of the stator of the existing motor that assembles
Fig. 3 is the block diagram of the assembling process of existing motor stator
Fig. 4 is the exploded perspective view of the stator of motor of the present invention
Fig. 5 is the front elevation of the stator of motor of the present invention
Fig. 6 is the amplification stereogram of the conductive pin in the motor stator of the present invention
Fig. 7 is the block diagram of the assembling process of motor stator of the present invention
The number in the figure explanation:
11: duplexer 12: the top insulator
13: lower isolator 14: coil (coil)
15: substrate 16: conductive pin (pin)
16a: block projection 16b: the 1st is pressed into portion
16c: the 2nd is pressed into the H1 of portion, H2, H3: pin hole
Embodiment
Shown in Fig. 4,5, the stator of motor of the present invention is by constituting with the lower part: duplexer (11), and it is formed by stacking layer by layer by several stator cores; Upper and lower part insulator (12) (13), they are close on the upper and lower surface of above-mentioned duplexer (11), can play insulating effect; Coil (14), their tooth portions (teeth) on duplexer (11) inner surface (11b) go up and twine some circles and form, and want put the insulating paper (not shown) in tooth portion (11) earlier during coiling; Substrate (15), it is installed in a side of duplexer (11), can control coil (14); Conductive pin (16), it is welded on respectively on coil (14) and the substrate (15), can play electric action.
As shown in Figure 4, duplexer (11) is by constituting with the lower part: yoke (yoke) portion (11a), and it can form magnetic circuit in the form of a ring; Tooth portion (11b), they form on the inner surface of yoke portion (11a), are radial arrangement, are used for support coils (14); Magnetic pole (pole) portion (11c), they form in the inside end of above-mentioned tooth portion (11b), are circular-arc.
Formed the pin hole (H1) of some same intervals on the part of yoke portion (11a), above-mentioned conductive pin (16) can be inserted and secured in the above-mentioned pin hole (H1).
As shown in Figure 4 and Figure 5, the shape of top insulator (12) and duplexer (11) is basic identical, for the pin hole (H1) of above-mentioned yoke portion (11a) can being covered, does not form pin hole above it, is average tabular.
As shown in Figure 4 and Figure 5, lower isolator (13) is the same with above-mentioned top insulator (12), basic identical with the shape of duplexer (11), and formed the pin hole (H2) at several same interval above it, these pin holes (H2) are corresponding with the pin hole (H1) of above-mentioned yoke portion (11a).
A part of considering conductive pin (16) has stair-stepping structure, and the internal diameter of the pin hole (H2) of above-mentioned lower isolator (13) can be bigger than the internal diameter of the pin hole (H1) of yoke portion (11a).If but consider conductive pin (16) segmentation insertion this point, the internal diameter of the pin hole (H2) of lower isolator (13) cans be compared to most the 2nd of conductive pin (16) to be pressed into the external diameter of portion (16c) smaller or identical so, this is because when being pressed into conductive pin (16), can open slightly with the lower isolator (13) that flexible material is made.
Also formed some pin holes (H3) that same intervals is arranged on the part of substrate (15), the other end of above-mentioned conductive pin (16) can pass above-mentioned pin hole (H3) and be fixed on their inside.
Conductive pin (16) is made with electric conductor, be long bar-shaped, thereby its end can pass the pin hole (H2) of lower isolator (13), the pin hole (H1) of duplexer (11) successively, and its other end then can pass the pin hole (H3) of substrate (15).As shown in Figure 6, what formed ring-type on the mid portion of conductive pin (16) blocks projection (16a), this block projection (16a) can withstand duplexer (13) thus play a supporting role.
In addition, the first half of conductive pin (16), be inserted in and formed the 1st on the part between lower isolator (13) and the duplexer (11) and be pressed into portion (16b) and the 2nd and be pressed into portion (16c), and the 1st is pressed into portion (16b) and the 2nd is pressed into portion (16c) and has formed a kind of hierarchic structure, so conductive pin (16) can be pressed into the inside of lower isolator (13) and duplexer (11) by stages.Here, the 1st diameter that is pressed into portion (16b) cans be compared to most the 2nd, and to be pressed into the diameter of portion (16c) little, because help the insertion stage by stage of conductive pin (16) like this.
In addition, substrate (15) is fixed together like this with conductive pin (16), promptly substrate (15) is being inserted into other parts---under the state of substrate cover (not shown), they are fixed together with the method for raw materials such as resin (Urethan) or silica gel by molding (molding).
Have a look the effect of the stator and the assemble method thereof of aforesaid motor of the present invention below.
For being assembled, the stator of motor to be undertaken by S1 shown in Figure 7, S2, S3 step,
(S1): several stator cores are stacked up layer by layer, thereby make duplexer (11).On upper and lower two faces of this duplexer (11), insert respectively then and fixing upper and lower part insulator (12) (13), go up winding around (14) in the tooth portion (11b) of duplexer (11) afterwards.
(S2): the first half of conductive pin (16) is inserted in the pin hole (H1) of the pin hole (H2) of lower isolator and duplexer (11), the latter half of conductive pin (16) is inserted in the pin hole (H3) of substrate (15).Here, at first to be pressed into the 1st on conductive pin (16) the first half in the pin hole (H2) that one (16b) is inserted into lower isolator (13), by the method for welding automatically coil (14) and conductive pin (16) are welded in this state then, thereby make their realize being electrically connected.On conductive pin (16), continue to exert pressure then, thereby the 1st of conductive pin (16) is pressed in the pin hole (H1) that portion (16b) is inserted into duplexer (11), make the 2nd to be pressed in the pin hole (H3) that portion (16c) is inserted into lower isolator (13).Meanwhile, the latter half of conductive pin (16) is welded on the substrate (15).
(S3): substrate (15) and conductive pin (16) are carried out molding (molding) processing.
So, the first half of conductive pin just can not be exposed at the outside of top insulator, thereby can improve insulating properties and resistance to water.Moreover, when such motor applications is in this electrical equipment that is easy to generate moisture of refrigerator, can also improve the stability of product.In addition, owing to can coil and conductive pin be welded by the method for automatic welding, thereby can also enhance productivity.
The effect of invention
For stator and the assemble method thereof of motor of the present invention, conductive pin has and a kind ofly can not reveal Structure in the outside of upper portion insulating body, and conductive pin still inserts stage by stage, so the present invention can With insulating properties and the resistance to water of raising motor, thus the reliability of raising product. Moreover, because The present invention can weld coil and conductive pin by the method for automatic welding, thereby can also improve Production efficiency.
Claims (5)
1, a kind of stator of motor is characterized in that, it comprises: duplexer, top insulator, lower isolator, coil, substrate, conductive pin; Described duplexer, it is made of yoke portion, tooth portion, magnetic pole piece, wherein yoke portion in the form of a ring, can form magnetic circuit, tooth portion forms on the inner surface of above-mentioned yoke portion, be with same intervals and formed the pin hole that connects on radial arrangement and the certain position at them vertically, and magnetic pole piece forms and is circular-arc, has polarity in the inside end of above-mentioned tooth portion;
Described top insulator, it is corresponding with the shape of the upper surface of duplexer, and is connected on the upper surface of duplexer;
Described lower isolator, it is corresponding with the shape of the lower surface of duplexer, and is connected on the lower surface of duplexer, has also formed and the corresponding pin hole of the pin hole of above-mentioned duplexer on its certain position simultaneously;
Described coil, it is wrapped in the tooth portion of duplexer, can form magnetic flux (flux);
Described substrate, it be installed in above-mentioned lower isolator below, and formed above it and the corresponding pin hole of the pin hole of above-mentioned lower isolator;
Described conductive pin, it keeps being electrically connected with coil, its end passes the pin hole of the pin hole of lower isolator and duplexer successively and is connected their inside, and its other end then passes the pin hole of substrate and method and substrate by molding (molding) link together.
2, the stator of motor according to claim 1 is characterized in that having formed on the mid portion of described conductive pin and blocks projection, and this blocks the bottom surface that projection can be withstood lower isolator, thereby plays a supporting role.
3, the stator of motor according to claim 2 is characterized in that the side of blocking projection of described conductive pin, and the part that promptly is inserted in lower isolator and the duplexer has formed stair-stepping structure.
4, the stator of motor according to claim 3 is characterized in that the external diameter that the thicker part in the hierarchic structure of diameter and conductive pin of pin hole of described lower isolator divides is identical or more smaller than it.
5, a kind of assemble method of stator of motor is characterized in that: it is by forming with the next stage: under the state in the pin hole of the 1st section insertion lower isolator of an end of conductive pin, itself and coil are welded, thereby make their realize the stage that is electrically connected; In the stage in the pin hole of the 2nd section insertion duplexer of conductive pin; Weld under the state in the pin hole that the other end of conductive pin is inserted substrate, thereby make them realize the stage that is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410019514 CN1707917A (en) | 2004-06-09 | 2004-06-09 | Motor stator and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410019514 CN1707917A (en) | 2004-06-09 | 2004-06-09 | Motor stator and assembling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1707917A true CN1707917A (en) | 2005-12-14 |
Family
ID=35581617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410019514 Pending CN1707917A (en) | 2004-06-09 | 2004-06-09 | Motor stator and assembling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1707917A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101617458B (en) * | 2006-12-08 | 2011-11-23 | 大金工业株式会社 | Motor and compressor |
| CN101635491B (en) * | 2008-07-22 | 2011-12-07 | 本田技研工业株式会社 | Stator manufacturing apparatus |
| CN101005217B (en) * | 2005-12-29 | 2012-04-11 | Lg电子株式会社 | Self-magnetized motor and stator structure thereof |
-
2004
- 2004-06-09 CN CN 200410019514 patent/CN1707917A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101005217B (en) * | 2005-12-29 | 2012-04-11 | Lg电子株式会社 | Self-magnetized motor and stator structure thereof |
| CN101617458B (en) * | 2006-12-08 | 2011-11-23 | 大金工业株式会社 | Motor and compressor |
| CN101635491B (en) * | 2008-07-22 | 2011-12-07 | 本田技研工业株式会社 | Stator manufacturing apparatus |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |