CN206547028U - Motor - Google Patents

Abstract

The utility model provides a kind of motor, substrate includes the first breach with the first pad, at least a portion of terminal is configured in the first breach, the wire extended out from coil is wound in terminal throughout the underside area of substrate and the both sides of upper-side area of substrate, and motor also has scolding tin, scolding tin throughout substrate underside area and substrate upper-side area both sides' covering terminal and wire, and with the first contact pads, the distance between the upper end of wire and terminal is shorter than the distance between the upper end of wire and the first pad.

Description

Motor

Technical field

The utility model is related to motor.

Background technology

In the past, it is proposed that the end of the various wires for being used for the coil by motor is constituted is connected to the knot of substrate Structure.For example, having recorded such structure in Japanese Kokai 2011-151875 publications：By winding line end end directly Soldering is to the pad (with reference to paragraph 0023 etc.) for being arranged at substrate.Also, in Japanese Kokai 2008-11650 publications In recorded such structure：After the winding thread end of coil is wound into terminal pins, then by scolding tin by winding thread end It is connected to the welding disk of substrate (with reference to summary etc.).

However, in the structure of Japanese Kokai 2011-151875 publications, winding line end end is not by terminal pins etc. Supporting and soldering to substrate pad.Therefore, in the case where soldering is insufficient, there is winding line end end easily from Pad off The problem of.On the other hand, in the structure of Japanese Kokai 2008-11650 publications, the winding thread end of coil passes through It is wound in terminal pins and is supported by.It is therefore contemplated that compared with the structure of Japanese Kokai 2011-151875 publications, Winding thread end is difficult to come off from the welding disk of substrate.However, in the structure of Japanese Kokai 2008-11650 publications In, winding thread end is after terminal pins are wound onto, in addition it is also necessary to for the length for the welding disk for extending to substrate.The length thereof It is free state during untill connection is completed using scolding tin.Therefore, when implementing attended operation using scolding tin, it there are It is wound in the problem of winding thread end of terminal pins to the power that winding thread end applies because easily relaxing.

Utility model content

The purpose of this utility model is to provide following this structure：Supported by terminal from leading that coil extends out Line, and when by the pad of wire soldering to substrate, the wire for being wound in terminal is difficult relaxation.

The embodiment that the application is illustrated is motor, and it has：Stationary part, the stationary part includes stator；And rotation Transfer part, the rotating part is diametrically opposite with stationary part, and the rotating part is included centered on the central axis of lower extension above The rotor of rotation, stationary part has：Stator core, the stator core has the core-back annularly configured and carried on the back from iron core Portion is to radially projecting multiple teeth；Insulating part, the insulating part covers at least a portion of stator core；Coil, the coil Formed by the wire that tooth is wound in across insulating part；Terminal, the terminal extends upward from the upper end of insulating part；And Substrate, the substrate configuration is in the top of stator, and substrate has the first breach, and the first breach has the first pad, and terminal is extremely The wire that few part configuration extends out in the first breach, from coil is throughout the underside area of substrate and the upper lateral areas of substrate The both sides in domain are wound in terminal, motor also has scolding tin, and scolding tin is throughout the underside area of substrate and the upper-side area of substrate Both sides cover terminal and wire, and with the first contact pads, upper end of the distance than wire between the upper end of wire and terminal Distance between the first pad is short.

The upper end of wire and termination contact.

Wire is wound in terminal by every winding in the way of week is in the axial direction across gap, and scolding tin is in gap.

The material of wire is aluminium alloy.

Scolding tin includes different the first scolding tin and the second scolding tin of composition, the second scolding tin covering terminal and wire, the first scolding tin With the second scolding tin and the first contact pads.

Scolding tin is separated with insulating part.

The part for configuring the scolding tin in the first breach is contacted with substrate.

First breach has：First insert port, first insert port is located at the end edge portion of the radial outside of substrate；And Second insert port, second insert port is located at the position that radially inner side is leaned on than the first insert port, and circumferential width compares first Insert port is narrow.

The motor has base board unit, and base board unit is made up of substrate and accessory, during vertical view, and base board unit is There is a part or entirety around the hole portion of up/down perforation, hole portion to be closed by accessory, terminal is at least in one breach Part configuration is in hole portion, and scolding tin is continuously configured from least a portion of at least a portion of terminal to the first pad, weldering At least a portion of tin also from upper surface of at least a portion of terminal to accessory is continuously configured.

Accessory has the second pad, and scolding tin is configured with least a portion of the second pad.

Hole portion is formed by the first breach and accessory.

Accessory has the second breach being diametrically recessed, and hole portion is formed by the first breach and the second breach.

Stationary part has multiple terminals, and substrate has multiple first breach, and accessory has multiple second breach, multiple Hole portion is formed by multiple first breach and multiple second breach, and multiple terminals are arranged respectively at the inside of multiple hole portions.

Accessory configuration is in the position leaned on than substrate above axial direction or by position axially below, accessory and substrate Contact with each other.

Accessory is diametrically opposite with substrate, and the upper surface of substrate and the upper surface of accessory are generally aligned in the same plane On.

Accessory has towards axially the first recess of top depression or the first through hole with insertion in the axial direction, Insulating part has towards the prominent projection in axially top, and projection is embedded into the first recess or the first through hole.

First recess or the configuration of the first through hole are above the axial direction of substrate, and substrate has the second of insertion in the axial direction to pass through Through hole, the second through hole is opposite in the axial direction with the first recess or with the first through hole, and projection is embedded into the first recess and second In through hole, or it is embedded into the first through hole and the second through hole.

Accessory has the first through hole of insertion in the axial direction, and substrate configuration is above the axial direction of accessory and has Have towards axially the second recess of top depression or in the axial direction the second through hole of insertion, insulating part has towards axially top Prominent projection, the first through hole is opposite in the axial direction with the second through hole with the second recess or the first through hole, and projection is embedding Enter into the first through hole and the second recess, or be embedded into the first through hole and the second through hole.

The motor also has resin-made shell, and shell covers stator core, insulating part and coil, and shell is in core-back Top formed receiving portion, substrate configure in the inside of receiving portion.

The motor also has a resin-made shell, shell covering stator core, insulating part and coil, shell covering substrate and The upper surface of accessory.

Rotor configuration is in the radially inner side of stator, and it is prominent that tooth is radially oriented inner side.

Rotor configuration is in the radial outside of stator, and tooth is radially oriented protruding outside.

The embodiment illustrated according to the application, the wire extended out from coil is propped up by being wound in terminal Hold.Also, the distance between the upper end of the wire of terminal and terminal is wound in than between the upper end of wire and the first pad Apart from short.Therefore, in soldering operation, it can suppress to be wound in the wire relaxes of terminal.

Referring to the drawings, it is of the present utility model and by detailed description below to preferred embodiment of the present utility model Above-mentioned and other features, key element, step, feature and advantage can become more fully apparent.

Brief description of the drawings

Fig. 1 is the longitudinal sectional view for the motor that first embodiment is related to.

Fig. 2 is the sectional view near the terminal that first embodiment is related to.

Fig. 3 is the top view of the substrate that first embodiment is related to and accessory.

Fig. 4 is the decomposition plan view of the substrate that first embodiment is related to and accessory.

Fig. 5 is the longitudinal sectional view for the motor that second embodiment is related to.

Fig. 6 is the sectional view near the terminal that second embodiment is related to.

Fig. 7 is the partial sectional view for the motor that variation is related to.

Fig. 8 is the partial top view of the substrate that variation is related to and accessory.

Fig. 9 is the partial top view of the substrate that variation is related to and accessory.

Figure 10 is the partial top view of the substrate that variation is related to and accessory.

Figure 11 is the partial top view of the substrate that variation is related to and accessory.

Figure 12 is the partial top view of the substrate that variation is related to and accessory.

Figure 13 is the partial top view of the substrate that variation is related to and accessory.

Figure 14 is the partial top view of the substrate that variation is related to and accessory.

Figure 15 is the partial sectional view for the motor that variation is related to.

Figure 16 is the partial sectional view for the motor that variation is related to.

Figure 17 is the partial sectional view for the motor that variation is related to.

Figure 18 is the partial sectional view for the motor that variation is related to.

Figure 19 is the partial sectional view of the motor that is related to of variation during fabrication.

Figure 20 is the partial top view of the substrate of the motor that is related to of variation during fabrication.

Figure 21 is the partial top view for the substrate that variation is related to.

Embodiment

Hereinafter, the utility model embodiment illustrated is illustrated referring to the drawings.In addition, in this application, respectively The direction of centerline axis parallel with motor is referred to as " axial direction ", the direction orthogonal with the central axis of motor is referred to as " footpath To ", it will be referred to as " circumference " along the direction of the circular arc centered on the central axis of motor.Also, in this application, using axial direction as Above-below direction, relative to stator using substrate-side to be upper, is illustrated come shape and position relationship to each several part.But, not It is intended to the definition by the above-below direction to limit the direction of motor that the utility model is related to when manufacturing and using.

Fig. 1 is the longitudinal sectional view of motor 1.The motor 1 be rotor 32 configure stator 21 radially inner side it is so-called Inner-rotor type motor.The household appliances such as being used for air-conditioning equipment of motor 1.

As shown in figure 1, motor 1 has stationary part 2 and rotating part 3.Stationary part 2 is diametrically opposite with rotating part 3.It is static Portion 2 is fixed on the framework of the equipment as driven object.Rotating part 3 is supported to rotate relative to stationary part 2.

The stationary part 2 of present embodiment has stator 21, shell 22, cover 23, base board unit 24, bearing portions 25, upper axle Bearing portion 26 and terminal 27.Rotating part 3 has axle 31 and rotor 32.

Stator 21 is produces the armature of magnetic flux by the driving current provided from external power source.Stator 21 is annularly surrounded Around the central axis 9 extended up and down.Stator 21 has stator core 211, insulating part 212 and multiple coils 213.Stator iron Core 211 has circular core-back 41 and from the multiple teeth 42 prominent to radially inner side of core-back 41.Core-back 41 Substantially coaxially configured with central axis 9.Multiple teeth 42 are circumferentially arranged at equal intervals.Stator core 211 is for example using laminated steel Plate.

Insulating part 212 is installed in stator core 211.The materials'use of insulating part 212 is the resin of insulator.Insulating part At least a portion of 212 covering stator cores 211.Specifically, insulating part 212 covers the axial both ends of the surface and circumference of tooth 42 Two sides.Coil 213 is made up of the wire 70 being wound in across insulating part 212 around tooth 42.That is, insulating part 212 is between tooth Between 42 and coil 213.

Shell 22 is holding stator 21 and the resinous part of bearing portions 25.Shell 22 has wall portion 221, base plate 222nd, upper plate portion 228 and lower bearing maintaining part 223.Wall portion 221 is vertically in substantially cylindric extension.Stator 21 and insulating part At least a portion of 212 side is configured the resin covering of wall portion 221.But, include the end face of the radially inner side of tooth 42 A part for stator 21 is exposed from wall portion 221.Also, it is configured with rotor 32 described later in the radially inner side of wall portion 221.

The plate-like extension from the lower end of wall portion 221 to radially inner side of base plate 222.Base plate 222 be located at than stator 21 and Rotor 32 is by the position on the downside of axial direction.At least a portion of the lower surface of coil 213 and insulating part 212 is configured base plate 222 Resin covering.The plate-like extension from the midway of wall portion 221 to radially inner side of upper plate portion 228.Upper plate portion 228 is located to be leaned on than stator 21 Position on the upside of axial direction.At least a portion of the upper surface of coil 213 and insulating part 212 is configured the resin coating of upper plate portion 228 Lid.The inner of lower bearing maintaining part 223 from base plate 222 extends out and covers a part for bearing portions 25.Bearing portions 25 and axle 31 bottom configuration lower bearing maintaining part 223 radially inner side.

Cover the opening on the top of 23 covering shells 22.Also, cover 23 forms receiving portion with shell 22 in the top of stator 21 226.Base board unit 24 and rotor 32 described later are accommodated in the inside for the housing being made up of shell 22 and cover 23.Cover 23 has upper Cap 231 and upper bearing (metal) maintaining part 232.Upper cover part 231 is leaned on axially than stator 21, shell 22, base board unit 24 and rotor 32 The position of upside is approximately perpendicular to central axis 9 and extended.The inner of upper bearing (metal) maintaining part 232 from upper cover part 231 extends out simultaneously Cover a part for upper bearing portion 26.The part configuration of upper bearing portion 26 and axle 31 is inside in the footpath of upper bearing (metal) maintaining part 232 Side.

A circumferential part between shell 22 and cover 23 is provided with the connecting hole 201 passed through for wire 242.In connecting hole 201 inside is configured with bushing 243.Bushing 243 with constitute shell 22 and cover 23 connecting hole 201 end contact and with matching somebody with somebody It is equipped with the distribution trough of wire 242.

Base board unit 24 is made up of substrate 28 and accessory 29.Base board unit 24 is configured in the top of stator 21.Substrate 28 be the circuit board for being approximately perpendicular to the configuration of central axis 9.Substrate 28 configures the top in stator 21 and rotor 32.Substrate 28 is matched somebody with somebody Put the radially inner side in the wall portion 221 of the lower section of cover 23 and shell 22.The wire 242 extended out from substrate 28 is introduced to shell 22 outside.Wire 242 passes through the distribution trough of bushing 243 in the inside of connecting hole 201.The end of the wire 242 and external electrical Source is connected.The electric current provided from external power source via wire 242, substrate 28 and terminal described later 27 flows to coil 213.

Bearing portions 25 support axle 31 in the position than rotor 32 on the lower to rotate.Upper bearing portion 26 is than turning Sub 32 position by the top supports axle 31 to rotate.The bearing portions 25 and upper bearing portion 26 of present embodiment are used and borrowed The ball bearing for helping spheroid to rotate outer ring and inner ring.The lower bearing maintaining part 223 of shell 22 is fixed in the outer ring of bearing portions 25. The upper bearing (metal) maintaining part 232 of cover 23 is fixed in the outer ring of upper bearing portion 26.Also, bearing portions 25 and upper bearing portion 26 is respective Inner ring be fixed on axle 31.However, it is possible to bearing portions 25 and upper bearing portion 26 using sliding bearing or FDB etc. its The bearing of his mode replaces ball bearing.

Axle 31 is the part of the column extended in the axial direction through rotor 32.Axle 31 is rotated centered on central axis 9.Axle 31 upper end is protruded upward than shell 22 and cover 23.The wind of air-conditioning equipment is for example installed in the upper end of axle 31 Fan.But, the upper end of axle 31 can also be connected to the drive division in addition to fan by Poewr transmission mechanisms such as gears.

Rotor 32 is the part for being fixed on axle 31 and the ring-type rotated with axle 31.Rotor 32 is configured in the footpath of stator 21 To inner side.The rotor 32 of present embodiment is the part of the ring-type formed by the plastic resin of mictomagnet.As shown in figure 1, turning Son 32 has inboard cylinder portion 321, outer side tube part 322 and connecting portion 323.

Inboard cylinder portion 321 is the substantially cylindric position for being fixed on axle 31.In the outer peripheral face of axle 31 at least with it is interior The affixed affixed face of side tube part 321 is provided with spiral helicine groove 311.Rotor 32 by using axle 31 as inserts injection molding and shape Into.In injection molding, the resin of flow regime, which is flowed into, to be arranged in the groove 311 of the outer peripheral face of axle 31.Thus, rotor 32 is firm Ground is secured to axle 31.Also, when motor 1 drives, suppress rotor 32 and rotated relative to axle 31.

Outer side tube part 322 is positioned at than substantially cylindric position of the inboard cylinder portion 321 by radial outside.Outer side tube part The end face of 322 outer peripheral face and the radially inner side of tooth 42 is diametrically opposite across small gap.Connecting portion 323 is by inner side The discoideus position that cylinder portion 321 and outer side tube part 322 are connected.The radial thickness of inboard cylinder portion 321 and outer side tube part 322 with Become maximum near the border of connecting portion 323.Also, the radial thickness of inboard cylinder portion 321 and outer side tube part 322 is with direction Axial direction two ends and taper into.

When motor 1 drives, driving current is provided from external power source via wire 242, substrate 28 and terminal described later 27 To coil 213.Thus, magnetic flux is produced in multiple teeth 42 of stator core 211.Also, pass through the magnetic flux between tooth 42 and rotor 32 The effect of influence produces circumferential torque.As a result, rotating part 3 is rotated centered on central axis 9.

Next, the structure near base board unit 24 and terminal 27 is further described.Fig. 2 is the terminal of motor 1 Partial sectional view near 27.

Insulating part 212 has the first insulation division 51, the second insulation division 52, the 3rd insulation division 53 and abutment portion 54.First is exhausted Edge 51, the second insulation division 52, the 3rd insulation division 53 and abutment portion 54 both can be a part or by multiple part structures Into.For example or one or more of the first insulation division 51, the second insulation division 52, the 3rd insulation division 53 and abutment portion 54 Position and the part that other positions are splits.

The axial both ends of the surface of first insulation division 51 covering tooth 42 and the two sides of circumference.Second insulation division 52 covers iron core At least a portion of the upper surface at back 41.At least a portion of the lower surface of 3rd insulation division 53 covering core-back 41.The One insulation division 51 is diametrically connected with the second insulation division 52.First insulation division 51 is connected in the axial direction with the 3rd insulation division 53. Moreover, the second insulation division 52 is connected in the axial direction with the 3rd insulation division 53.Abutment portion 54 is from the second insulation division 52 to axial upside It is prominent.The seam 55 of radially inner side depression is provided with the side of the radial outside of abutment portion 54.55 are stitched from the upper of abutment portion 54 Hold to downside and axially extend.

Terminal 27 is provided with abutment portion 54.Terminal 27 is, for example, the conductor of the column axially extended.Present embodiment Terminal 27 towards insulating part 212 top extend.Terminal 27 is formed by the conductive material of iron or copper etc..Terminal 27 Bottom be inserted into and be arranged in the hole of abutment portion 54 and be fixed on abutment portion 54.The upper-end part of driving of terminal 27 is in than abutment portion The position of 54 upper surface by the top.In addition, in the present embodiment, a terminal 27 is fixed on an abutment portion 54.But, It may also be more than two terminals 27 and be fixed on an abutment portion 54.

The part at least their surface of stator core 211, insulating part 212 and coil 213 is covered by shell 22.Outside Shell 22 has the recess 224 towards axial depression in the top of the abutment portion 54 of insulating part 212.The upper surface configuration of abutment portion 54 In recess 224.Therefore, the upper surface of abutment portion 54 is exposed from shell 22.Also, at least bottom configuration of terminal 27 exists In recess 224.

Shell 22 by the cavity resin by injection in the mould for containing stator 21 and terminal 27 and make its solidify note It is moulded into type acquisition.Also, as shown in Fig. 2 there is the shell 22 of present embodiment the substrate contacted with the lower surface of substrate 28 to match somebody with somebody Put face 225.Substrate configuration face 225 is located at the upper end than rotor 32 by the position on the upside of axial direction.By configuring face 225 in substrate Placement substrate 28, can determine the axial position of substrate 28.Like this, rotor is compared by the way that substrate configuration face 225 is arranged on 32, by the position on the upside of axial direction, can prevent substrate 28 from being contacted with rotor 32.

Wire 70 is drawn by the coil 213 from the radially inner side positioned at abutment portion 54 to 55 sides of seam, and is wound in terminal 27. Thus, the end of wire 70 is nearby supported by terminal 27.The wire 70 of present embodiment is wound from the lower to upper part of terminal 27 To the top of recess 224.Thereby, it is possible to expand the winding wire interval for the wire 70 for being wound in terminal 27, it is possible to increase electrically may be used By property.Also, wire 70 is wound up into the top of the hole portion 241 of substrate 28 described later.That is, wire 70 is throughout the lower lateral areas of substrate 28 The both sides of the upper-side area of domain and substrate 28 are wound in terminal 27.Thereby, it is possible to further expand the winding wire interval of wire 70. Also, if expanding the winding wire interval of wire 70, then scolding tin 81 (the second scolding tin) described later is easily accessible in the interval, from And can further improve electrical reliability.In addition, the material of wire 70 metal such as using aluminium alloy, copper.Especially, if , then can be by the lightweight of motor 1 compared with using the situation of copper using aluminium alloy.

Also, in the motor 1 of present embodiment, in injection molding shell 22, it is not necessary in addition to positioned at abutment portion 54 Wire 70 between mould keeps wire 70 not contacted with mould with blocking guard block.Therefore, will not be by this protection portion Part is blocked, and can be wound into wire 70 near the upper end of terminal 27.

Also, as shown in Fig. 2 wire 70 is wound in terminal in the way of every circle of winding one and in the axial direction across gap 27.Also, terminal 27 and wire 70 are throughout the underside area of substrate 28 and the both sides of upper-side area by scolding tin 81 (the second scolding tin) Covering.Also, intervention has scolding tin 81 (the second scolding tin) in the gap being wound between the wire 70 of terminal 27 and wire 70.By This, can be such that wire 70 is turned on terminal 27 better.As a result, the driving that will stably can be provided from external power source Current direction stator 21, and the electrical reliability of motor 1 can be improved.

Also, in the present embodiment, in recess 224, exist between wire 70 and scolding tin 81 and shell 22 free Gap 227.That is, in injection molding shell 22, mould is not contacted with terminal 27, wire 70 and scolding tin 81.Therefore, in injection molding During shell 22, damage terminal 27, wire 70 and scolding tin 81 can be prevented.

Fig. 3 is the top view of base board unit 24.Fig. 4 is the decomposition plan view of base board unit 24.Base board unit 24 is by substrate 28 and accessory 29 constitute.As shown in Figures 3 and 4, substrate 28 has the first breach 281.First breach 281 is from substrate 28 Peripheral part is concave to radially inner side.The first pad 261 for exposing copper foil is provided with the inner peripheral portion for constituting the first breach 281. When overlooking, accessory 29 constitutes the space of the first breach 281 at least a portion around encirclement terminal 27 and encirclement At least one of part.Around terminal 27, the part configuration of scolding tin 82 is in the upper surface of accessory 29.

During vertical view, base board unit 24 has the hole portion 241 of up/down perforation, the week of the hole portion 241 in the first breach 281 The part or entirety enclosed are closed by accessory 29.Also, hole portion 241 is configured in the top of recess 224, and with recess 224 It is overlapping in the axial direction.At least a portion of terminal 27 is configured in hole portion 241.Also, as shown in Figures 1 and 2, terminal 27 is upper End is configured in the position than hole portion 241 by the top.

As shown in Figures 1 and 2, from least a portion of terminal 27 to the first pad 261 at least a portion scolding tin 82 ( One scolding tin) continuously configure.Scolding tin 82 (the first scolding tin) is contacted with the first pad 261 and scolding tin 81 (the second scolding tin) both sides.And And, the electric current from above-mentioned external power source offer is via wire 242, substrate 28 and terminal 27, so that terminal 27 and substrate 28 First pad 261 is turned on.Also, scolding tin 82 so from least a portion of terminal 27 to the upper surface of accessory 29 at least A part is continuously configured.Due to scolding tin 82 can be configured in the upper surface of accessory 29, therefore, it is possible to be filled using scolding tin 82 Divide around ground covering terminal 27.Also, the area of scolding tin 82 can be configured around terminal 27 due to that can expand, therefore energy The amount for the scolding tin 82 that enough increases can be coated in terminal 27.Therefore, it is possible to improve by scolding tin 82 to terminal 27 and the machine of substrate 28 The bonding strength of tool and the reliability conducted.Also, terminal 27 is limited towards footpath in the inside of hole portion 241 by accessory 29 Move laterally.Therefore, suppression terminal 27 is radially oriented outside and toppled over.

When manufacturing motor 1, the configuration terminal 27 in the first breach 281 for be arranged at substrate 28.First breach 281 is not Isolated through hole, but it is radially oriented the concave groove that outside is opened.Therefore, it is possible to the edge of terminal 27 by wire 70 is wound with Transverse direction (with the direction axially reported to the leadship after accomplishing a task) to be inserted into the first breach 281.Therefore, it is possible to the circumference of the first breach of constriction 281 Width.The result is that, by increasing capacitance it is possible to increase the actual installation area of substrate 28.Also, wire 70 will not be stuck at substrate 28, so that Terminal 27 can be configured in the first breach 281.

In addition, after terminal 27 is inserted into the first breach 281, configuring (the second weldering of scolding tin 81 in the first breach 281 Tin) the part in face of first breach 281 of the part with constituting substrate 28 contact.

Also, in the present embodiment, the upper end of wire 70 is contacted with terminal 27.Thus, it is possible to by wire 70 securely It is fixed on terminal 27.Relaxed further, it is possible to suppress wire 70, so as to which the entirety of terminal 27 for being wound with wire 70 is attenuated. Therefore, it is possible to the width of further the first breach of constriction 281.Also, in soldering operation, position of the wire 70 relative to terminal 27 Put and be difficult to deviate.Relaxed therefore, it is possible to the wire 70 that suppresses to be wound in terminal 27.In addition, the upper end of wire 70 also can be somewhat Leave terminal 27.Distance between the upper end of wire 70 and terminal 27 than between the upper end of wire 70 and the first pad 261 away from From short.

Touch the scolding tin 82 (the first scolding tin) of the first pad 261 and touch the scolding tin 81 (the second scolding tin) of wire 70 But the different scolding tin of composition.In this case, scolding tin 82 (the first scolding tin) can use wetability etc. to be suitable to and the first weldering The scolding tin that disk 261 is connected.Also, scolding tin 81 (the second scolding tin) can use wetability etc. to be suitable to the scolding tin being connected with wire 70. Like this, by using two kinds of scolding tin, turn on more reliably wire and the first pad.

Also, as shown in Fig. 2 in the present embodiment, the abutment portion 54 of scolding tin 81 (the second scolding tin) and insulating part 212 exists Separated on axial direction.When manufacturing motor 1, the scolding tin 81 (the second scolding tin) of high temperature is not contacted with abutment portion 54.Therefore, it is possible to prevent Abutment portion 54 goes bad because of the scolding tin 81 of high temperature (the second scolding tin).

In addition, as shown in figure 1, the shell 22 of present embodiment forms receiving portion 226 in the top of core-back 41.And And, the substrate 28 and accessory 29 for constituting base board unit 24 are configured in the inside of receiving portion 226.Therefore, even shell 22 The narrower situation of spaced radial between terminal 27, also can be easily from the top laser diode attachment auxiliary 29 of substrate 28.

Also, the accessory 29 of present embodiment has the second breach 292 for being radially oriented depression.Also, hole portion 241 Formed by the first breach 281 and the second breach 292.Therefore, in the structure of present embodiment, in the pad of terminal 27 and first A part for accessory 29 is not present between 261.Therefore, the pad 261 of terminal 27 and first not by helping accessory 29 and It is directly connected to by scolding tin 82.Thus, terminal 27 is easily made to be turned on substrate 28.Further, it is possible to from oblique upper relative to terminal 27 Insert accessory 29.Therefore, it is possible to easily assembling accessory 29.Also, it is provided with the inner peripheral portion for constituting the second breach 292 Expose the second pad 262 of copper foil.At least a portion of scolding tin 82 from least a portion to the first pad 261 of terminal 27 is continuous Ground is configured.Also, second pad 262 of the scolding tin 82 also from least a portion of terminal 27 to the upper surface of accessory 29 is continuous Ground is configured.Thus, scolding tin 82 is readily adhered to accessory 29.Therefore, it is easier to which ground configures scolding tin 82 week in terminal 27 Enclose.In addition, can also there is a part for accessory 29 between the pad 261 of terminal 27 and first.

Also, the accessory 29 of present embodiment is configured in the position leaned on than substrate 28 above axial direction.Now, assisted parts At least a portion of the bottom surface of part 29 and at least a portion of the upper surface of substrate 28 contact with each other.Thus, it is being configured with substrate In the state of 28, accessory 29 can be configured from the top of substrate 28.As a result, can omit accessory 29 relative to The short transverse positioning of substrate 28, can easily configure accessory 29.In addition, also can substrate 28 and accessory 29 it Between there are gap.Also, placement of adhesives in gap that also can be between substrate 28 and accessory 29.Moreover, also available Bonding agent fixes accessory 29 and shell 22.Also, for example also can be by using the claw extended out from insulating part Snap-fitted etc. fix substrate 28 and accessory 29.

Also, the stationary part 2 of present embodiment has multiple terminals 27.Also, substrate 28 has multiple first breach 281, accessory 29 has multiple second breach 292.Also, substrate 28 and accessory 29 form multiple hole portions 241.It is multiple Terminal 27 is arranged respectively at the inside of multiple hole portions 241.Like this, in the present embodiment, an energy of accessory 29 is passed through Enough multiple hole portions 241 for forming the multiple terminals 27 of configuration.In addition, in the example of present embodiment, terminal 27, the first breach 281st, the quantity of the second breach 292 and hole portion 241 is respectively three.Even if thus, for example motor be three-phase motor, also can be steady Surely three terminals 27 for providing three-phase current are connected with substrate 28, it is possible to increase the reliability conducted.In addition, terminal, The quantity of first breach and the second breach may also be less than two, can also be more than four.

Next, the structure for the motor being related to second embodiment is illustrated.Further, since the knot of base board unit 24 Structure is identical with the motor 1 that first embodiment is related to, therefore omits the description.Fig. 5 is motor 1A longitudinal sectional view.Motor 1A The motor in the so-called outer-rotor type of stator 21A radial outside is configured for magnet 35A.Motor 1A is for example used for air-conditioning equipment Deng household appliances.

As shown in figure 5, motor 1A has stationary part 2A and rotating part 3A.Stationary part 2A is fixed on as driven object The framework of equipment.Rotating part 3A is supported to rotate relative to stationary part 2A.

The stationary part 2A of present embodiment has：Stator 21A, shell 22A, cover 23A, by substrate 28A and accessory 29A Base board unit 24A, bearing portions 25A, upper bearing portion 26A and the terminal 27A of composition.Rotating part 3A has axle 31A and rotor 32A。

Stator 21A is the armature by producing magnetic flux via the substrate 28A driving currents provided from external power source.As schemed Described in 5, around the central axis 9A extended above and below stator 21A encirclements annular in shape.Stator 21A have stator core 211A, absolutely Edge part 212A and multiple coil 213A.Stator core 211A has the core-back 41A of annular shape and from core-back 41A to footpath The multiple tooth 42A protruded laterally.Core-back 41A is substantially coaxially configured with central axis 9A.Multiple tooth 42A are circumferentially etc. It is spaced.Stator core 211A is for example using stacked steel plate.

Insulating part 212A is installed in stator core 211A.Insulating part 212A materials'use is the resin of insulator.Absolutely Edge part 212A at least covers tooth 42A axial both ends of the surface and the two sides of circumference.Coil 213A across insulating part 212A by winding Wire 70A around tooth 42A is constituted.That is, insulating part 212A is between tooth 42A and coil 213A.

Shell 22A is the resinous part for keeping stator 21A, bearing portions 25A and upper bearing portion 26A.Shell 22A has There are wall portion 221A, base plate 222A, upper plate portion 228A, upper bearing (metal) maintaining part 232A and lower bearing maintaining part 223A.Stator 21A's Top is configured upper plate portion 228A resin covering.Also, upper plate portion 228A is extended to leans on radial outside than rotor 32A described later Position.Wall portion 221A is from upper plate portion 228A radial outside end towards axially top in substantially cylindric extension.Stator 21A Bottom be configured base plate 222A resin covering.

Lower bearing maintaining part 223A extends towards axle 31A from base plate 222A radially inner side and covers bearing portions 25A A part.Upper bearing (metal) maintaining part 232A extends towards axle 31A from upper plate portion 228A radially inner side and covers upper bearing portion 26A A part.Thus, bearing portions 25A and upper bearing portion 26A are kept.In addition, upper bearing (metal) maintaining part 232A and lower axle are accepted insurance Hold portion 223A and shell 22A and both can be same part or split part.

Cover the opening on 23A covering shells 22A top.Cover 23A than stator 21A, shell 22A, base board unit 24A and turn Sub- 32A is approximately perpendicular to central axis 9A and extended by the position on the upside of axial direction.Covering 23A has towards axially below in annular shape Prominent fixed part 233A.Fixed part 233A is contacted throughout circumference with wall portion 221A inner peripheral portion.Thus, cover 23A is in shell 22A Top fixed.Also, cover 23A and shell 22A and form receiving portion 226A in stator 21A top.That is, shell 22A is extremely Few part configuration is between receiving portion 226A and rotor 32A.

Substrate 28A is the circuit board for being approximately perpendicular to central axis 9A configurations.Substrate 28A is configured in receiving portion 226A Portion.Substrate 28A is connected by omitting the wire of diagram with external power source.Also, from external power source provide electric current via wire, Substrate 28A and terminal 27A described later flow to coil 213A.

Bearing portions 25A supports axle 31A in the position than core-back 41A on the lower to rotate.Upper bearing portion 26A supports axle 31A in the position than core-back 41A by the top to rotate.The bearing portions 25A of present embodiment and Upper bearing portion 26A uses the ball bearing for rotating outer ring and inner ring by spheroid.Lower bearing is fixed in bearing portions 25A outer ring Maintaining part 223A.Upper bearing (metal) maintaining part 232A is fixed in upper bearing portion 26A outer ring.Also, bearing portions 25A and upper bearing portion 26A respective inner ring is fixed on axle 31A.However, it is possible to be come using the bearing of the other modes such as sliding bearing or FDB Instead of ball bearing.

In addition, upper bearing portion 26A and bearing portions 25A at least a portion also can in the axial direction be weighed with core-back 41A It is folded.Also, the distal portion of tooth 42A radial outside is in the position that radial outside is leaned on than upper bearing portion 26A and bearing portions 25A Put.Also, the top of the terminal part of radial outside of the terminal 27A configurations described later in tooth 42A.

Axle 31A is the generally cylindrical part that extends above and below along central axis 9A towards axial direction.Axle 31A material is for example Use the metals such as stainless steel.Axle 31A is rotated centered on central axis 9A.

Rotor 32A is to be fixed on axle 31A and with the part of the axle 31A ring-types rotated.As shown in figure 5, rotor 32A has circle Plate portion 33A, cylindrical portion 34A and magnet 35A.Plectane portion 33A is the portion of the tabular extended from axle 31A peripheral part to radial outside Position.Cylindrical portion 34A is positioned at than substantially cylindric positions of the plectane portion 33A by radial outside.

Magnet 35A is the substantially circular magnetic of the radial outside positioned at stator 21A.Magnet 35A is for example by viscous Cylindrical portion 34A inner peripheral surface is fixed in knot agent etc..But, magnet 35A can also be used other method and be fixed on the interior of cylindrical portion 34A Side face.The end face of magnet 35A inner peripheral surface and multiple tooth 42A radial outside is opposite across small gap.Also, in magnet 35A inner peripheral surface, circumferentially alternating earth magnetism dissolves N poles and S poles.In addition, it is possible to use multiple magnet come replace annular shape magnetic Iron 35A.In the case of using multiple magnet, in the way of being alternately arranged by N poles and S poles, multiple magnet are circumferentially arranged i.e. Can.

When motor 1A drives, driving current is from external power source via wire, substrate 28A and the end described later for omitting diagram Sub- 27A is provided to coil 213A.Thus, magnetic flux is produced in stator core 211A multiple tooth 42A.Also, by tooth 42A with The effect of magnetic flux effect between magnet 35A produces circumferential torque.As a result, the rotating part 3A including impeller 4A is with central shaft Rotated centered on line 9A.

Next, the structure near motor 1A terminal 27A is described in more detail.Fig. 6 is motor 1A end Partial sectional view near sub- 27A.

Insulating part 212A has the first insulation division 51A and abutment portion 54A.First insulation division 51A and abutment portion 54A both can be Single part, can be also made up of multiple parts.First insulation division 51A covering teeth 42A axial both ends of the surface and the two of circumference Face.The seam 55A of radially inner side depression is provided with the side of abutment portion 54A radial outside.55A is stitched from abutment portion 54A's Upper end is axially extended to downside.

Terminal 27A is provided with abutment portion 54A.Terminal 27A is towards receiving portion 226A and prominent towards axially top The conductor of column.Terminal 27A is formed by the conductive material such as iron or copper.Terminal 27A bottom is inserted into setting Abutment portion 54A is fixed in abutment portion 54A hole.Terminal 27A upper-end part of driving is top in the upper surface than abutment portion 54A The position of side.In addition, in the present embodiment, a terminal 27A is fixed on an abutment portion 54A.However, it is possible to be two with On terminal 27A be fixed on an abutment portion 54A.

Also, in the present embodiment, top of the abutment portion 54A configurations in tooth 42A radial extremity portion.That is, terminal 27A Configure in the top of tooth 42A terminal part.Thereby, it is possible to ensure insulation distance between upper bearing portion 26A and terminal 27A.Cause This, can prevent upper bearing portion 26A and terminal 27A electrical shorts.Also, by the way that terminal 27A to be configured to the terminal part in tooth 42A Top, can suppress the width of core-back 41A radial direction, and be able to ensure that insulation distance.Thereby, it is possible to which motor 1A is small-sized Change.

The part on stator core 211A, insulating part 212A and coil 213A at least their surface is covered by shell 22A Lid.Shell 22A has the recess 224A being recessed vertically in insulating part 212A abutment portion 54A top.Abutment portion 54A's is upper Surface is located in recess 224A.Therefore, abutment portion 54A upper surface is exposed from shell 22A.Also, terminal 27A at least under End is not configured contiguously in recess 224A with shell 22A.

Shell 22A is by injecting resin into the cavity in the mould for containing stator 21A and terminal 27A and solidifying it Injection molding obtain.Also, as shown in fig. 6, the shell 22A of present embodiment has the base contacted with the lower surface of substrate 28 Plate configures face 225A.Configuring face 225A by substrate prevents the positions of substrate 28A downwards from offseting.

Wire 70A is drawn to seam 55A sides by the coil 213A from the radially inner side positioned at abutment portion 54A and is wound in terminal 27.The wire 70A of present embodiment is wound up into recess 224A top from terminal 27A bottom to top.Thereby, it is possible to expand Terminal 27A wire 70A winding wire interval is wound in, so as to improve the reliability conducted.

Also, in the motor 1A of present embodiment, in injection molding shell 22A, it is not necessary in addition to positioned at abutment portion Wire 70A covering protections part between 54A and mould maintains wire 70A and mould noncontact.Therefore, it will not be protected by these Part, which is blocked, can just be wound into wire 70A near terminal 27A upper end.

Also, as shown in fig. 6, wire 70A is wound in terminal 27A in the way of every winding one week and across gap.Also, Gap between terminal 27A wire 70A and wire 70A is wound in there are scolding tin 81A (the second scolding tin).Thereby, it is possible to Wire 70A and terminal 27A is set more to turn on well.As a result, the driving current stabilization provided from external power source can be made Ground flows to stator 21A, so as to improve the motor 1A reliability conducted.

In addition, in the present embodiment, as shown in fig. 6, in recess 224A, in wire 70A and scolding tin 81A and shell Space 227A is there are between 22A.That is, in injection molding shell 22A, mould not with terminal 27A, wire 70A and scolding tin 81A Contact.Therefore, it is possible to prevent damage terminal 27A, wire 70A and scolding tin 81A.

The base board unit 24A of present embodiment identically with the base board unit 24 of first embodiment, by substrate 28A and auxiliary Part 29A is helped to constitute.Also, terminal 27A at least a portion is configured in the substrate being made up of substrate 28A and accessory 29A In the hole portion 241A that unit 24A has.Also, the inner peripheral portion of the substrate 28A and accessory 29A on hole portion 241A peripheries are set There are the first pad 261A and the second pad 262A for exposing copper foil.

As shown in fig. 6, scolding tin 82A (the first scolding tin) from terminal 27A at least a portion to the first pad 261A at least A part is continuously configured.Thus, terminal 27A and substrate 28A the first pad 261A is turned on.Also, scolding tin 82A is also from terminal 27A at least a portion is continuously configured at least a portion of accessory 29A upper surface.Also, due in assisted parts Part 29A upper surface configuration scolding tin 82A, therefore, it is possible to be adequately coated using scolding tin 82A around terminal 27A.Accordingly, it is capable to The mechanical coupling strength between terminal 27A and substrate 28A is enough increased by scolding tin 82A and the reliability conducted can be improved. Also, terminal 27A is moved in hole portion 241A inside by accessory 29A limitations towards radial outside.Therefore, end is suppressed Sub- 27A topples over to radial outside.

More than, the utility model embodiment illustrated is illustrated, but the utility model be not limited to it is above-mentioned Embodiment.

Fig. 7 to Figure 14 is the partial top view near the substrate and accessory for the motor that variation is related to.Such as Fig. 7 institutes Show, also can accessory 29B be ring-type, and in substrate 28B the first breach 281B only pass through accessory 29B formation hole portion 241B.Also, terminal 27B can be also configured in hole portion 241B.Also, as shown in figure 8, accessory 29C can also be configured Substrate 28C the first breach 281C inside.Now, substrate 28C upper surface and accessory 29C upper surface may be alternatively located at In approximately the same plane.Thereby, it is possible to eliminate the step between substrate 28C and accessory 29C.Therefore, it is possible to from substrate 28C to auxiliary Part 29C is helped equably to configure scolding tin incessantly.

Also, as shown in figure 9, also can accessory 29D be tabular part, and configure in substrate 28D top.And And, the upper surface that accessory 29D lower surface also can be with substrate 28D.Also, also can be by substrate 28D's when overlooking First breach 281D and accessory 29D formation hole portions 241D.Also, as shown in Figure 10, also can accessory 29E for tabular Part, and configure in substrate 28E lower section.Also, accessory 29D upper surface can also be contacted with substrate 28D lower surface. In addition, also can accessory it is convex in the axial direction, and with width roughly the same with the width of the first breach convex portion.And And, also it can fix substrate and accessory by the way that convex portion is embedded into the first breach.In addition, can also be consolidated by being gently pressed into Determine convex portion and the first breach.

Also, as shown in figure 11, also can accessory 29F and substrate 28F it is diametrically opposite, and from the of substrate 28F One breach 281F outside is by the first breach 281F closure of openings.Now, substrate 28F upper surface and accessory 29F Upper surface may be alternatively located in approximately the same plane.Thereby, it is possible to eliminate the step between substrate 28F and accessory 29F.Accordingly, it is capable to It is enough equably to configure scolding tin incessantly from substrate 28F to accessory 29F.

Also, as shown in figure 12, accessory 29G can also have the second breach 292G being diametrically recessed.Also, Hole portion 241G can be formed by substrate 28G the first breach 281G and the second breach 292G.Also, as shown in figure 13, accessory 29H the second breach 292H may also be width with from opening to the breach of the radial outside gradually V shape of constriction.Also, end Sub- 27H can also be contacted with the second breach 292H medial surface.Thereby, it is possible to which accessory 29H is positioned relative to terminal 27H. Also, as shown in figure 14, accessory 29I can also have the stage portion 293I protruded towards the second breach 292I inside.And And, terminal 27I can also be contacted with stage portion 293I.Thereby, it is possible to which accessory 29I is positioned relative to terminal 27I.But, Terminal 27I can be also positioned in the outboard end of the radial direction in the second breach 292I.Also, both can be as shown in Fig. 7 to Figure 12 Like that, the cross sectional shape perpendicular to central axis of terminal be rectangle, also can as Figure 13 and Figure 14, terminal perpendicular to The cross sectional shape of central axis is circle.Also, the cross sectional shape perpendicular to central axis of terminal can also be polygon etc. its His shape.

Figure 15 is the partial sectional view for the motor that other variations are related to.The motor has covering stator core 211J, absolutely Edge part 212J and coil 213J resinous shell 22J.Also, shell 22J coverings substrate 28J's and accessory 29J is upper Surface.Thereby, it is possible to prevent water or foreign matter from invading the inside of motor.Also, terminal 27J is limited by accessory 29J It is radially oriented outside mobile.Therefore, in the case of using shell 22J coverings substrate 28J and terminal 27J, it can also press down Terminal 27J processed is pressed and be radially oriented outside and topple over by resin.

Figure 16 is the partial sectional view near the terminal 27K for the motor that other variations are related to.The accessory of the motor 29K has the first through hole 291K of insertion in the axial direction.Also, the substrate 28K of the motor has the of insertion in the axial direction Two through hole 282K.Second through hole 282K is configured in accessory 29K lower section.Also, the second through hole 282K and first Through hole 291K is opposite in the axial direction.Also, the insulating part 212K of the motor has projection 214K prominent in the axial direction.And And, projection 214K is embedded into the first through hole 291K and the second through hole 282K.Thereby, it is possible to by substrate 28K and assisted parts Part 29K is fixed.In addition, in Figure 16 example, projection is arranged on the position that radial outside is leaned on than terminal, but projection may also set up In the position arranged in the circumferential with terminal.It is big thereby, it is possible to the outer deformation that suppresses motor.Also, projection both may be used with insulating part It is same part or split part.Also, the first through hole can also be the direction recess that axially top is recessed, and (first is recessed Portion).

Figure 17 is the partial sectional view near the terminal 27L for the motor that other variations are related to.The accessory of the motor 29L has the first through hole 291L of insertion in the axial direction.Also, the substrate 28L of the motor has the second of insertion vertically Through hole 282L.Second through hole 282L is configured in accessory 29L top.Also, the second through hole 282L is passed through with first Through hole 291L is opposite in the axial direction.Also, the insulating part 212L of the motor has projection 214L prominent in the axial direction.Also, Projection 214L is embedded into the first through hole 291L and the second through hole 282L.Thereby, it is possible to by substrate 28L and accessory 29L is fixed.In addition, projection both can be same part or split part with insulating part.Also, the second through hole can also be Towards the recess (the second recess) of axially top depression.By the way that the second through hole is set into the second recess, it can be ensured that be arranged on The free degree of pattern on substrate.

Figure 18 is the partial sectional view near the terminal 27M for the motor that other variations are related to.In Figure 18 example, save Accessory is omited.Substrate 28M includes the first breach 281M with the first pad 261M.Terminal 27M passes through the first breach 281M is axially extended.Therefore, terminal 27M part configuration is in the first breach 281M.Extended out from coil 213M Wire 70M is wound in terminal 27M throughout substrate 28M underside area and substrate 28M upper-side area both sides.

Also, Figure 18 motor has scolding tin 81M, 82M.Scolding tin 81M (the second scolding tin) is throughout substrate 28M underside area And upper-side area both sides and cover terminal 27M and wire 70M.Scolding tin 82M (the first scolding tin) and the first pad 261MH and scolding tin 81M (the second scolding tin) is contacted.

Figure 19 is the partial sectional view of Figure 18 motor during fabrication.Figure 20 is the substrate of Figure 18 motor during fabrication 28M partial top view.Figure 19 and Figure 20 show the state in stator 21M top placement substrate 28M.It is pre- in terminal 27M First it is wound with wire 70M.Also, terminal 27M and wire 70M are covered by scolding tin 81M (the second scolding tin) in advance.

Identically with above-mentioned embodiment, also it is provided with the first breach 281M in substrate 28M in Figure 18 example.First lacks Mouth 281M is not isolated through hole, but is radially oriented the concave groove that outside is opened.Therefore, when manufacturing motor, such as scheme 19 and Figure 20 like that, (can hand over the terminal 27M with wire 70M and scolding tin 81M (the second scolding tin) towards transverse direction with axial The direction of difference) it is inserted into the first breach 281M.As shown in Figure 20, scolding tin 81M (the second scolding tin) maximum outside diameter d1 is also comparable First breach 281M width d2 is big.As long as the part for being inserted into the first breach 281M in scolding tin 81M is than the first breach 281M Width d2 it is thin.If like this, being capable of the first breach of constriction 281M width.The result is that, by increasing capacitance it is possible to increase substrate 28M actual installation area.Also, as the top placement substrate 28M in stator 21M, wire 70M or scolding tin can be suppressed 81M (the second scolding tin) is stuck at substrate 28M.

Also, identically with above-mentioned embodiment, in Figure 18 example, wire 70M upper end also connects with terminal 27M Touch.Thereby, it is possible to which wire 70M is firmly fixed at into terminal 27M.Further, it is possible to suppress wire 70M relaxations, and it will can roll up The terminal 27M for being wound with wire 70M integrally attenuates.Therefore, it is possible to further the first breach of constriction 281M width.Also, in reality When applying soldering operation, wire 70M is difficult skew relative to terminal 27M position.Therefore, it is possible to suppress to be wound in terminal 27M Wire 70M relaxation.In addition, wire 70M upper end also can terminal 27M slightly away.As long as wire 70M upper end and end The distance between upper end of the distance than wire 70M and the first pad 261M between sub- 27M is short.

Figure 21 is the partial top view for the substrate 28N that other variations are related to.In Figure 21 example, the first breach 281N With the first insert port 283N and the second insert port 284N.First insert port 283N is located at the ora terminalis of substrate 28N radial outside Portion.Second insert port 284N is located at the position that radially inner side is leaned on than the first insert port 283N.Second insert port 284N's is circumferential Circumferential width d3s of the width d4 than the first insert port 283N is narrow.If like this, easily terminal 27N can be inserted into In the first insert port 283N wider than the second insert port 284N.Also, by the way that terminal 27N is inserted into than being narrower than the first insert port 283N the second insert port 284N also by inboard, can suppress terminal 27N and be come off from the first breach 281N.

Also, in above-mentioned first embodiment and second embodiment, terminal is from the abutment portion of insulating part to axial direction Top extends.But, terminal also can obliquely upward extend from the abutment portion of insulating part towards radially inner side.Thus, terminal and base Plate is easily contacted, so as to further improve the reliability conducted.

Also, in above-mentioned first embodiment and second embodiment, wire is wound with terminal.However, it is possible to Not in terminal coiled electrical conductor.Also, terminal both can be the terminal of flush end or the various species in addition to flush end.

Also, in above-mentioned first embodiment, axle is protruded upward than shell and cover.But, axle is also than outer Shell is protruded downward, and its bottom is connected with drive division.Also, axle can also be towards the double of the lower section of shell and the top of cover Side is prominent, and the both sides of its bottom and upper end are connected with drive division respectively.

Also, in above-mentioned first embodiment, use the resinous rotor of magnet.But, rotor may also be by Multiple magnet are fixed on the outer peripheral face as the cylindric rotor core of magnetic or the rotor of inside.

Also, in the above-described embodiment, touch scolding tin of the scolding tin of terminal and wire with touching the first pad The scolding tin that composition is different is used.But, composition identical scolding tin can also be used in these scolding tin.

Also, in the above-described embodiment, terminal is electrically connected with wire by soldering.But, terminal and wire are entered The means of row electrical connection may also be the other methods such as hot riveting, conductive adhesive, welding.

Also, in the above-described embodiment, the motor of the household appliances for air-conditioning equipment etc. is illustrated.But It is that motor of the present utility model can also be used for the purposes in addition to household appliances.For example, motor of the present utility model may also be dress Transporting equipment, OA equipment (business automation equipment), Medical Devices, instrument, industry located at automobile or railway etc. it is large-scale Equipment etc., so as to produce the motor of various driving forces.

Also, the shape on the detail section of each part also can be different from the shape shown in each figure of the application.Also, In the range of contradiction is not produced, also each key element occurred in above-mentioned embodiment and variation can be subjected to suitably group Close.

Claims (25)

1. a kind of motor, it has：

Stationary part, the stationary part includes stator；And

Rotating part, the rotating part is diametrically opposite with the stationary part, and the rotating part includes the center of lower extension above The rotor rotated centered on axis,

The stationary part has：

Stator core, the stator core has the core-back annularly configured and is radially oriented protrusion from the core-back Multiple teeth；

Insulating part, the insulating part covers at least a portion of the stator core；

Coil, the coil is formed by the wire that the tooth is wound in across the insulating part；

Terminal, the terminal extends upward from the upper end of the insulating part；And

Substrate, the substrate is configured in the top of the stator,

The motor is characterised by,

The substrate has the first breach, and first breach has the first pad,

At least a portion of the terminal is configured in first breach,

The wire that extends out from the coil is throughout the underside area of the substrate and the upper-side area of the substrate Both sides are wound in the terminal,

The motor also has scolding tin, the scolding tin throughout the substrate underside area and the substrate upper-side area it is double Side covers the terminal and the wire, and with first contact pads,

Distance between the upper end of the wire and the terminal than between the upper end of the wire and first pad away from From short.

2. motor according to claim 1, it is characterised in that

The upper end of the wire and the termination contact.

3. motor according to claim 2, it is characterised in that

The wire is wound in the terminal in the way of every circle of winding one and in the axial direction across gap,

The scolding tin is in the gap.

4. motor according to claim 1, it is characterised in that

The material of the wire is aluminium alloy.

5. motor according to claim 3, it is characterised in that

The material of the wire is aluminium alloy.

6. motor according to claim 5, it is characterised in that

The scolding tin includes different the first scolding tin and the second scolding tin of composition,

Second scolding tin covers the terminal and the wire,

First scolding tin and second scolding tin and first contact pads.

7. motor according to claim 1, it is characterised in that

The scolding tin is separated with the insulating part.

8. motor according to claim 4, it is characterised in that

The part for configuring the scolding tin in first breach is contacted with the substrate.

9. motor according to claim 1, it is characterised in that

First breach has：

First insert port, first insert port is located at the end edge portion of the radial outside of the substrate；And

Second insert port, second insert port is located at the position that radially inner side is leaned on than first insert port, and circumferential width Degree is narrower than first insert port.

10. motor according to claim 1, it is characterised in that

The motor has base board unit, and the base board unit is made up of the substrate and accessory,

During vertical view, the base board unit has one around the hole portion of up/down perforation, the hole portion in first breach A part or whole part is closed by the accessory,

At least a portion of the terminal is configured in the hole portion,

The scolding tin is continuously configured from least a portion of the terminal at least a portion of first pad, the weldering Tin is continuously configured also from least a portion of the terminal at least a portion of the upper surface of the accessory.

11. motor according to claim 4, it is characterised in that

The motor has base board unit, and the base board unit is made up of the substrate and accessory,

During vertical view, the base board unit has one around the hole portion of up/down perforation, the hole portion in first breach A part or whole part is closed by the accessory,

At least a portion of the terminal is configured in the hole portion,

The scolding tin is continuously configured from least a portion of the terminal at least a portion of first pad, the weldering Tin is continuously configured also from least a portion of the terminal at least a portion of the upper surface of the accessory.

12. motor according to claim 10, it is characterised in that

The accessory has the second pad,

The scolding tin is configured with least a portion of second pad.

13. motor according to claim 12, it is characterised in that

The hole portion is formed by first breach and the accessory.

14. motor according to claim 13, it is characterised in that

The accessory has the second breach being diametrically recessed,

The hole portion is formed by first breach and second breach.

15. motor according to claim 14, it is characterised in that

The stationary part has multiple terminals,

The substrate has multiple first breach,

The accessory has multiple second breach,

Multiple hole portions are formed by multiple first breach and multiple second breach,

Multiple terminals are arranged respectively at the inside of multiple hole portions.

16. motor according to claim 11, it is characterised in that

The accessory is configured in the position leaned on than the substrate above axial direction or by position axially below,

The accessory contacts with each other with the substrate.

17. motor according to claim 15, it is characterised in that

The accessory configuration is leaned on above axial direction or by position axially below than the substrate,

The accessory contacts with each other with the substrate.

18. motor according to claim 11, it is characterised in that

The accessory is diametrically opposite with the substrate,

The upper surface of the substrate and the upper surface of the accessory are located at grade.

19. motor according to claim 16, it is characterised in that

The accessory has towards axially the first recess of top depression or in the axial direction the first through hole of insertion, described Insulating part has towards the prominent projection in axially top,

The projection is embedded into first recess or first through hole.

20. motor according to claim 19, it is characterised in that

First recess or first through hole are configured above the axial direction of the substrate,

The substrate has the second through hole of insertion in the axial direction,

Second through hole is opposite in the axial direction with first recess or with first through hole,

The projection is embedded into first recess and second through hole, or is embedded into first through hole and described In second through hole.

21. motor according to claim 11, it is characterised in that

The accessory has the first through hole of insertion in the axial direction,

Substrate configuration above the axial direction of the accessory and with towards the second recess being recessed above axial direction or Second through hole of insertion on axial direction,

The insulating part has towards the prominent projection in axially top,

First through hole and second recess or first through hole and second through hole phase in the axial direction To,

The projection is embedded into first through hole and second recess, or is embedded into first through hole and institute State in the second through hole.

22. the motor according to any one of claim 1 to claim 21, it is characterised in that

The motor also has resinous shell, and the shell covers the stator core, the insulating part and the coil,

The shell forms receiving portion in the top of the core-back,

Inside of the substrate configuration in described accommodation section.

23. motor according to claim 11, it is characterised in that

The motor also has resinous shell, and the shell covers the stator core, the insulating part and the coil,

The shell covers the upper surface of the substrate and the accessory.

24. the motor according to any one of claim 1 to claim 21, it is characterised in that

The rotor configuration the stator radially inner side,

It is prominent that the tooth is radially oriented inner side.

25. the motor according to any one of claim 1 to claim 21, it is characterised in that

The rotor configuration the stator radial outside,

The tooth is radially oriented protruding outside.