CN209516840U - Motor - Google Patents

Motor Download PDF

Info

Publication number
CN209516840U
CN209516840U CN201822168707.XU CN201822168707U CN209516840U CN 209516840 U CN209516840 U CN 209516840U CN 201822168707 U CN201822168707 U CN 201822168707U CN 209516840 U CN209516840 U CN 209516840U
Authority
CN
China
Prior art keywords
lead
protruding portion
motor
substrate
stator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201822168707.XU
Other languages
Chinese (zh)
Inventor
坂内宣
杉之原贵洋
一冈祐介
黑川义夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nihon Kyosan Co Ltd
Original Assignee
Nihon Kyosan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nihon Kyosan Co Ltd filed Critical Nihon Kyosan Co Ltd
Application granted granted Critical
Publication of CN209516840U publication Critical patent/CN209516840U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22Rotating parts of the magnetic circuit
    • H02K1/27Rotor cores with permanent magnets
    • H02K1/2786Outer rotors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/0094Structural association with other electrical or electronic devices
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K3/00Details of windings
    • H02K3/46Fastening of windings on the stator or rotor structure
    • H02K3/50Fastening of winding heads, equalising connectors, or connections thereto
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/161Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)
  • Structure Of Printed Boards (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)

Abstract

A kind of motor, includes rotor, is rotated around the central axis extended up and down;Stator is configured at the radially inner side of rotor;Substrate is configured at the axial downside of stator;And at least one lead, it is electrically connected with substrate.Substrate includes main part, opposed in the axial direction with stator;And protruding portion, extend from the peripheral part of main part to radial outside.One end of lead is configured at protruding portion.At least part of the one end of lead and at least part of protruding portion are combined component and are fixed together.

Description

Motor
Technical field
The utility model relates to motors.
Background technique
The existing electronic equipment equipped with printed base plate is disclosed in Japanese Unexamined Patent Publication 2001-148549 bulletin.In day An example of camera as the electronic equipment equipped with printed base plate is shown in this special open 2001-148549 bulletin.The photograph Machine has main substrate and lead.Lead extends from battery supply contact chip and is welded on main substrate.
Master of the lead of the existing camera disclosed in Japanese Unexamined Patent Publication 2001-148549 bulletin near welding portion Inside buckling of the outer edge of substrate towards camera.Therefore, in the existing camera, stress is easy to concentrate on lead Welding portion.
Utility model content
In view of the above circumstances, the purpose of the utility model is to provide can make lead relative to the retentivity of substrate The motor of raising.
The motor of the illustration of the utility model includes rotor, is rotated around the central axis extended up and down;It is fixed Son is configured at the radially inner side of rotor;Substrate is configured at the axial downside of stator;And at least one lead, with base Plate electrical connection.Substrate includes main part, opposed in the axial direction with stator;And protruding portion, from the peripheral part of main part to Radial outside extends.One end of lead is configured at protruding portion.At least the one of at least part of the one end of lead and protruding portion Part is combined component and is fixed together.
In the above-described embodiment, bonded block is pipe.Lead and protruding portion are accommodated in pipe.
In the above-described embodiment, motor has a plurality of lead.Substrate, which has, to be electrically connected with a plurality of leads Multiple welding disks.The the first welding disk configuration being electrically connected with a first lead in a plurality of leads is leaned on than other welding disks The position of radial outside.
In the above-described embodiment, substrate has the interconnecting piece being formed by connecting by welding disk and lead.Interconnecting piece is glued Agent covering.
In the above-described embodiment, protruding portion has the first protruding portion and the second protruding portion.First protruding portion is from main part Peripheral part to radial outside extend.Second protruding portion extends from the peripheral part of the first protruding portion to radial outside.Second is prominent Width on the direction vertical with extending direction in portion is less than the width on the direction vertical with extending direction of the first protruding portion. First lead is configured at the second protruding portion.First lead is combined component with the second protruding portion and is fixed together.
In the above-described embodiment, the radial position of the radial outer end of the radial outer end of the first welding disk and the first protruding portion Identical or the first welding disk radial outer end is located at the position that radial outside is leaned on than the radial outer end of the first protruding portion.
In the above-described embodiment, motor has the second lead and third lead for being configured at the first protruding portion.With it is prominent Out in the vertical width direction of the extending direction in portion, first lead is configured between the second lead and third lead.
In the above-described embodiment, first lead and the second lead and third lead are configured to down two layers vertically.
In the above-described embodiment, the width on the direction vertical with extending direction of the second protruding portion is less than the straight of lead Three times of diameter.
The motor of illustration according to the present utility model can be such that lead improves relative to the retentivity of substrate.
By the detailed description of the preferred embodiments of the present invention below, referring to attached drawing, it can be more clearly understood that this Above-mentioned and other feature, element, step, the features and advantages of utility model.
Detailed description of the invention
Fig. 1 is the side view of the motor of the first embodiment of the utility model.
Fig. 2 is the top view of the motor of the first embodiment of the utility model.
Fig. 3 is the vertical end view drawing for showing the part of the bonded block of the motor of first embodiment of the utility model.
Fig. 4 is the top view of the substrate of the motor of the first embodiment of the utility model.
Fig. 5 is the part for showing the bonded block of the motor of the first variation of first embodiment of the utility model Vertical end view drawing.
Fig. 6 is the part for showing the bonded block of the motor of the second variation of first embodiment of the utility model Vertical end view drawing.
Fig. 7 is the part of the bonded block of the motor of the third variation for the first embodiment for showing the utility model Vertical end view drawing.
Fig. 8 is the part for showing the bonded block of the motor of the 4th variation of first embodiment of the utility model Vertical end view drawing.
Fig. 9 is the part for showing the bonded block of the motor of the 5th variation of first embodiment of the utility model Vertical end view drawing.
Figure 10 is the top view of the substrate of the motor of the 6th variation of the first embodiment of the utility model.
Figure 11 is the top view of the motor of the second embodiment of the utility model.
Figure 12 is the vertical end view drawing for showing the part of the bonded block of the motor of second embodiment of the utility model.
Figure 13 is the top view of the substrate of the motor of the second embodiment of the utility model.
Figure 14 is the part for showing the bonded block of the motor of the 7th variation of second embodiment of the utility model Vertical end view drawing.
Figure 15 is the part for showing the bonded block of the motor of the 8th variation of second embodiment of the utility model Vertical end view drawing.
Figure 16 is the top view of the substrate of the motor of the 9th variation of the second embodiment of the utility model.
Specific embodiment
Hereinafter, being described in detail referring to attached drawing and to the embodiment illustrated of the utility model.In the present specification, The direction that the central axis of motor is extended is referred to as " axial direction ", will be centered on the central axis of motor and and central axis The vertical direction of line is referred to as " radial direction ", will be referred to as " week along the direction of the circular arc centered on the central axis of motor To ".In addition, in the present specification, for ease of description, axially as up and down direction, using the up and down direction in Fig. 1 as horse The up and down direction that reaches and the shape and positional relationship of each section are illustrated.In addition, the definition of the up and down direction does not limit Direction and positional relationship when using motor.In addition, in the present specification, will be known as with axial parallel cutting end surface " vertical End face ".In addition, " parallel ", " vertical " used in this specification not only indicate proper parallel, vertical, also include It is substantially parallel, substantially vertical.
The overall structure > of < 1-1. motor
Fig. 1 is the side view of the motor 1 of the first embodiment of the utility model.Fig. 2 is first reality of the utility model Apply the top view of the motor 1 of mode.Fig. 3 is the portion of the bonded block 9 of the motor 1 for the first embodiment for showing the utility model The vertical end view drawing divided.In addition, motor 1 is portrayed as vertical end comprising the major part including stator 5, rotor 6 etc. in Fig. 1 Face.
Motor 1 has bear box 2, bearing 3, axis 4, stator 5, rotor 6, substrate 7, lead 8 and bonded block 9.
Bear box 2 is configured at the radially inner side of stator 5.Bear box 2 is in the lower tubular extended vertically.Cartridge housing Body 2 has bearing cage 21 and stator maintaining part 22.
Bearing cage 21 is configured at the lower part of bear box 2.The cup-shaped shape of bearing cage 21, from bear box 2 The lower axial end concave recess in upside in the axial direction.A bearing 3 is maintained in the inner peripheral portion of bearing cage 21.
Stator maintaining part 22 is configured at the top of bear box 2.Stator 5 is maintained in the peripheral part of stator maintaining part 22.
Bearing 3 is lower configured with a pair vertically.The bearing 3 of downside is kept by the bearing cage 21 of bear box 2.On The bearing 3 of side is kept by the bearing cage 53 of stator 5.Bearing 3 is for example made of ball bearing, but can also be by sleeve bearing etc. It constitutes.
Axis 4 is configured along central axis C1.Axis 4 is the columnar component extended up and down.Axis 4 is by upper and lower a pair of bearing 3 Bearing is that can rotate relative to bear box 2 and stator 5 around central axis C1.
Stator 5 is fixed on the peripheral part of the stator maintaining part 22 of bear box 2.The diameter that stator 5 is configured at rotor 6 is inside Side.Stator 5 has stator core 51, coil 52 and bearing cage 53.
Stator core 51 is in the ring-type centered on central axis C1.Stator core 51 is, for example, by electromagnetic steels such as silicon steel plates Plate is lower vertically to be laminated and constitutes.Coil 52 is by being wound in week of stator core 51 across insulating materials (illustration omitted) The conducting wire enclosed is constituted.
Bearing cage 53 is configured at the top of stator 5.The cup-shaped shape of bearing cage 53, from the axis of stator core 51 To the upper end concave recess in downside in the axial direction.A bearing 3 is maintained in the inner peripheral portion of bearing cage 53.
Rotor 6 is configured at the radial outside of stator 5.Rotor 6 is around the central axis C1 rotation extended up and down.6 phase of rotor Stator 5 is rotated around central axis C1.Rotor 6 has rotor hub 61 and magnet 62.
The cup-shaped shape of rotor hub 61, lower axial end opening and the in the axial direction concave recess in upside.Rotor hub 61 It is fixed on the upper axial end portion of axis 4.Magnet 62 is made of multiple flat thin magnets of plate.Each flat thin magnet is fixed on rotor hub 61 On inner peripheral surface.Magnet 62 is configured at the radial outside of stator 5, opposed with stator core 51 radially.
Substrate 7 is configured at the axial downside of stator 5.The lead-out wire (illustration omitted) of coil 52 is electrically connected on substrate 7. It is equipped on substrate 7 for providing the circuit (illustration omitted) of driving current to coil 52.
Lead 8 is electrically connected with substrate 7.Lead 8 is provided at least one.In the present embodiment, lead 8 is for example provided with Three.Lead 8 provides electric power externally to substrate 7.
Bonded block 9 is pipe 91.Pipe 91 stops up a part of lead 8 and a part of substrate 7 together.Later The detailed construction of substrate 7, lead 8 and pipe 91 is described.
In the motor 1 of above structure, when providing driving current to coil 52 via lead 8 and substrate 7, in stator iron Radial magnetic flux is generated in core 51.The magnetic field generated by the magnetic flux of stator 5 and the magnetic fields generated by magnet 62, thus Torque is generated in the circumferential direction of rotor 6.By the torque, rotor 6 is pivoted about with central axis C1.
The detailed construction > of < 1-2. motor
Fig. 4 is the top view of the substrate 7 of the motor 1 of the first embodiment of the utility model.
Substrate 7 has main part 71, protruding portion 72, circuit pattern 73, welding disk 74, interconnecting piece 75 and bonding agent 76.
Main part 71 is opposed in the axial direction with stator 5.Main part 71 is located at the axial downside of stator 5.Main part 71 be in What is radially expanded centered on central axis C1 is disk-shaped.It is configured in the radial center portion of main part 71 and is inserted for bear box 2 The hole portion 711 entered.Hole portion 711 is lower vertically to penetrate through main part 71.
Protruding portion 72 extends from the peripheral part of main part 71 to radial outside.Protruding portion 72 is from the peripheral part of main part 71 Circumferential a part extends.When from end on observation, protruding portion 72 is in rectangular shape.The thickness phase of main part 71 and protruding portion 72 Together.
Circuit pattern 73 extends to protruding portion 72 from main part 71.Welding disk 74 is configured at the protruding portion 72 of circuit pattern 73 The end of side.Circuit pattern 73 and welding disk 74 are identical as 8 quantity of lead, are each provided with three.In protruding portion 72, three electricity Road pattern 73 is spaced and is arranged on the direction vertical with the extending direction of protruding portion 72 as defined in separating.
Lead 8 is configured at protruding portion 72.Three lead-in wires 8 are individually electrically connected with three welding disks 74 respectively.Lead 8 passes through It welds and is connected to welding disk 74.Three lead-in wires 8 extend from welding disk 74 along protruding portion 72 to radial outside respectively.
As shown in Figure 1, Figure 2 and shown in Fig. 3, pipe 91 stores lead 8 and protruding portion 72.Specifically, the protruding portion 72 of lead 8 At least part on side end periphery and the radial outside end periphery of protruding portion 72 are accommodated in pipe 91.Three lead-in wires 8 are prominent The lateral edge direction vertical with the extending direction of protruding portion 72 is arranged in the axial direction in portion 72 out.Bonded block 9 is by lead 8 and dashes forward Portion 72 stops up together out.In this way, at least part of the one end of lead 8 and at least part of protruding portion 72 are by conduct The bonded block 9 of pipe 91 is fixed together.
According to the structure of above embodiment, retentivity of the lead 8 relative to substrate 7 can be improved.Thereby, it is possible to inhibit The stress of welding portion is concentrated.That is, welding disk 74 can be made close to the radial outside of protruding portion 72.Therefore, weld part can be made Divide far from rotor 6, so as to prevent welding portion from contacting with rotor 6.
By the way that lead 8 and protruding portion 72 to be accommodated in pipe 91, easily lead 8 and protruding portion 72 can be tied up together Get up.
A lead 8 in three lead-in wires 8 is referred to as first lead 81.In first lead 81 and three welding disks 74 The electrical connection of one welding disk 741.The configuration of first welding disk 741 is vertical with the extending direction of protruding portion 72 in three welding disks 74 Direction on centre.The configuration of first welding disk 741 is in the position for leaning on radial outside than other two welding disks 74.According to The structure is able to maintain that lead 8 prevents the short circuit between three welding disks 74 at a distance from rotor 6 and in welding.
Interconnecting piece 75 configures on the axial upper surface of welding disk 74.Interconnecting piece 75 includes the end of the lead 8 after welding With welding disk 74.In interconnecting piece 75, welding disk 74 is connect with lead 8.75 glued doses 76 of interconnecting piece coverings.According to this structure, It can be improved the welding disk 74 of welding portion and the bonding strength of lead 8.
The variation > of < 1-3. motor
Fig. 5 is the part for showing the bonded block 9 of the motor 1 of the first variation of first embodiment of the utility model Vertical end view drawing.Fig. 6 is the bonded block 9 for showing the motor 1 of the second variation of first embodiment of the utility model Partial vertical end view drawing.Fig. 7 is the bonded block of the motor 1 of the third variation for the first embodiment for showing the utility model The vertical end view drawing of 9 part.Fig. 8 is the combination for showing the motor 1 of the 4th variation of first embodiment of the utility model The vertical end view drawing of the part of component 9.Fig. 9 is the motor 1 for showing the 5th variation of first embodiment of the utility model The vertical end view drawing of the part of bonded block 9.Figure 10 is the motor 1 of the 6th variation of the first embodiment of the utility model The top view of substrate 7.
In first variation shown in Fig. 5, bonded block 9 is moulded resin 92.Moulded resin 92 stores lead 8 and dashes forward Portion 72 out.In this way, lead 8 is fixed together and bonded block 9 as moulded resin 92 with protruding portion 72.In addition, About bonded block 9, other components can be used also to replace pipe 91 and moulded resin 92.
In the second variation and third variation shown in Fig. 7 shown in Fig. 6, the lower configuration vertically of three lead-in wires 8 It is two layers.In the second variation, the configuration of first lead 81 than other two leads 8 by axis position to the upper side.? In three variations, the configuration of first lead 81 is in the position than other two leads 8 on the downside of axial direction.
In the 4th variation shown in Fig. 8, three lead-in wires 8 are configured to down two layers vertically across protruding portion 72.The One lead 81 is configured at the axial upside of protruding portion 72, and other two leads 8 are configured at the axial downside of protruding portion 72.Separately Outside, it is also possible to the axial downside that first lead 81 is configured at protruding portion 72, other two leads 8 are configured at protruding portion 72 Axial upside.
Can also be the 5th variation as shown in Fig. 9, lead 8 is one.Lead 8 is configured in the axial direction of protruding portion 72 Side.In addition, lead 8 can also be configured at the axial downside of protruding portion 72.In addition, lead 8 be also possible to two or four with On.
In the 6th variation shown in Fig. 10, position phase of three welding disks 74 on the extending direction of protruding portion 72 Together.Specifically, for example, three welding disks 74 of the 6th variation correspond to Fig. 4 in other than the first welding disk 741 Other two welding disks 74 and the position on the extending direction of protruding portion 72 is identical.
In the variation of these motors 1, lead 8 can also improved relative to the retentivity of substrate 7.Thereby, it is possible to The stress of welding portion is inhibited to concentrate.
The detailed construction > of < 2-1. motor
Figure 11 is the top view of the motor 1 of the second embodiment of the utility model.Figure 12 shows the utility model The vertical end view drawing of the part of the bonded block 9 of the motor 1 of second embodiment.Figure 13 is the second embodiment of the utility model Motor 1 substrate 7 top view.In addition, basic structure and the first illustrated before embodiment party due to present embodiment Formula is identical, therefore marks label as before or identical name to the structural element common with first embodiment sometimes Claim, the description thereof will be omitted.
The protruding portion 72 of substrate 7 has the first protruding portion 721 and the second protruding portion 722.
First protruding portion 721 extends from the peripheral part of main part 71 to radial outside.First protruding portion 721 is from main part 71 Circumferential a part of peripheral part extend.When from end on observation, the first protruding portion 721 is in rectangular shape.
Second protruding portion 722 extends from the peripheral part of the first protruding portion 721 to radial outside.Second protruding portion 722 is from The end of radial outside in the peripheral part of one protruding portion 721 extends.When from end on observation, the second protruding portion 722 is rectangle Shape.Width hanging down with extending direction less than the first protruding portion 721 on the direction vertical with extending direction of second protruding portion 722 Width on straight direction.Second protruding portion 722 is configured in the direction vertical with extending direction of the first protruding portion 721 Centre.
First welding disk 741 is configured at the first protruding portion 721.It is opposite that first welding disk 741 is configured at the second protruding portion 722 In the root of the first protruding portion 721.In other words, the first welding disk 741 is configured at the second protruding portion 722 of the first protruding portion 721 The end of the side extended.First lead 81 is electrically connected with the first welding disk 741.First lead 81 is from the first welding disk 741 Extend along the second protruding portion 722 to radial outside.First lead 81 is configured at the second protruding portion 722 as a result,.
As shown in figure 11, pipe 91 stores the second protruding portion 722 and three lead-in wires 8.Specifically, the protrusion of three lead-in wires 8 The a part on 72 side end periphery of portion and entire second protruding portion 722 are accommodated in pipe 91.In this way, first lead 81 and second is dashed forward Portion 722 is fixed together and bonded block 9 as pipe 91 out.
According to the structure of above embodiment, by the way that the connection destination of multiple leads 8 is divided into 721 He of the first protruding portion Second protruding portion 722 is able to suppress the width enlargement of protruding portion 72 and increases adjacent the distance between lead 8.As a result, Welding portion can be prevented short-circuit.Furthermore it is possible to which lead 8 is inhibited to be configured at the outer peripheral edge of substrate 7.
The radial outer end of first welding disk 741 is identical as the radial outer end position in the radial direction of the first protruding portion 721.Root According to the structure, the first welding disk 741 can be made to move to outer peripheral side.Therefore, the first welding disk 741 in welding can be prevented short Road.
Motor 1 other than first lead 81 also there is the second lead 82 and third lead 83 to be used as three lead-in wires 8.First Protruding portion 721 has the second welding disk 742 and third welding disk 743.Second lead 82 is electrically connected with the second welding disk 742.The Three leads 83 are electrically connected with third welding disk 743.Second lead 82 and third lead 83 are configured at the first protruding portion 721.First Welding disk 741 hangs down relative to the second welding disk 742 and the configuration of third welding disk 743 with the extending direction of the first protruding portion 721 Centre on straight direction.In the width direction vertical with the extending direction of protruding portion 72, the configuration of first lead 81 is the Between two leads 82 and third lead 83.
According to this structure, as shown in figure 12, when being accommodated in pipe 91, first lead 81, the second lead 82 and third Lead 83 is arranged in the width direction.The configuration of first lead 81 of the second protruding portion 722 is configured in the second lead 82 and the Between three leads 83.Therefore, the second lead 82 and third lead 83 shorten at a distance from the second protruding portion 722, and stress is not assembled In any lead in the second lead 82 and third lead 83.Therefore, the intensity of lead 8 improves.
Width of second protruding portion 722 on the direction vertical with extending direction is less than three times of the diameter of lead 8.According to The structure can shorten the second protruding portion 722 stopped up by pipe 91 and three lead-in wires 8 in the direction vertical with extending direction On width.Lead 8 will not become obstruction when assembling motor 1 as a result,.In addition, such as motor 1 is used for air supply device When, it is able to suppress influence of the lead 8 to wind pushing performance.
The variation > of < 2-2. motor
Figure 14 is the portion for showing the bonded block 9 of the motor 1 of the 7th variation of second embodiment of the utility model The vertical end view drawing divided.Figure 15 is the bonded block 9 for showing the motor 1 of the 8th variation of second embodiment of the utility model Part vertical end view drawing.Figure 16 is bowing for the substrate 7 of the motor 1 of the 9th variation of the second embodiment of the utility model View.
In the 7th variation and the 8th variation shown in figure 15 shown in Figure 14, first lead 81, the second lead 82 And third lead 83 is configured to down two layers vertically.In the 7th variation, first lead 81 is configured than the second lead 82 and third lead 83 by axial downside position.In the 8th variation, first lead 81 is configured than 82 He of the second lead Third lead 83 leans on axis position to the upper side.
According to this structure, the dimensionally stable of the three lead-in wires 8 and the second protruding portion 722 that are stopped up by pipe 91, be easy into Row is tied up.Moreover, width of the three lead-in wires 8 stopped up by pipe 91 on the direction vertical with extending direction can be shortened. Therefore, lead 8 will not become obstruction when assembling motor 1.In addition, can press down such as when motor 1 is used for air supply device Influence of the lead 8 processed to wind pushing performance.
In the 9th variation shown in Figure 16, the radial outer end of the first welding disk 741 is located at than the first protruding portion 721 Radial outer end leans on the position of radial outside.According to this structure, the first welding disk 741 can be made to move to outer peripheral side.Therefore, it is welding The first welding disk 741 can be prevented short-circuit when connecing.
Other > of < 3.
More than, the embodiments of the present invention is illustrated, but the scope of the utility model is without being limited thereto, it can Apply in the range of not departing from utility model purport and implements various changes.In addition, above embodiment and its variation energy It is enough arbitrarily to combine.
The utility model for example can be used in motor.

Claims (9)

1. a kind of motor, includes
Rotor is rotated around the central axis extended up and down;
Stator is configured at the radially inner side of the rotor;
Substrate is configured at the axial downside of the stator;And
At least one lead, is electrically connected with the substrate,
The motor is characterized in that,
The substrate includes
Main part, it is opposed in the axial direction with the stator;And
Protruding portion extends from the peripheral part of the main part to radial outside,
One end of the lead is configured at the protruding portion,
At least part of the one end of the lead and at least part of the protruding portion are combined component and are fixed on Together.
2. motor according to claim 1, which is characterized in that
The bonded block is pipe,
The lead and the protruding portion are accommodated in the pipe.
3. motor according to claim 1 or 2, which is characterized in that
The motor has a plurality of lead,
The substrate has the multiple welding disks being electrically connected with a plurality of lead,
The the first welding disk configuration being electrically connected with a first lead in a plurality of lead is than other welding disks By the position of radial outside.
4. motor according to claim 3, which is characterized in that
The substrate has the interconnecting piece being formed by connecting by the welding disk and the lead,
Glued dose of interconnecting piece covering.
5. motor according to claim 3, which is characterized in that
The protruding portion includes
First protruding portion extends from the peripheral part of the main part to radial outside;And
Second protruding portion extends from the peripheral part of first protruding portion to radial outside,
Width on the direction vertical with extending direction of second protruding portion be less than first protruding portion with extension side Width on vertical direction,
The first lead is configured at second protruding portion,
The first lead is fixed together with second protruding portion by the bonded block.
6. motor according to claim 5, which is characterized in that
The radial outer end of first welding disk and the radial position of radial outer end of first protruding portion are identical or described The radial outer end of first welding disk is located at the position that radial outside is leaned on than the radial outer end of first protruding portion.
7. motor according to claim 5 or 6, which is characterized in that
The motor has the second lead and third lead for being configured at first protruding portion,
In the width direction vertical with the extending direction of the protruding portion, the first lead be configured at second lead with Between the third lead.
8. motor according to claim 7, which is characterized in that
The first lead and second lead and the third lead are configured to down two layers vertically.
9. motor according to claim 5 or 6, which is characterized in that
Width on the direction vertical with extending direction of second protruding portion is less than three times of the diameter of the lead.
CN201822168707.XU 2017-12-22 2018-12-21 Motor Active CN209516840U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017246080A JP6988449B2 (en) 2017-12-22 2017-12-22 motor
JP2017-246080 2017-12-22

Publications (1)

Publication Number Publication Date
CN209516840U true CN209516840U (en) 2019-10-18

Family

ID=67076311

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201822168707.XU Active CN209516840U (en) 2017-12-22 2018-12-21 Motor
CN201811570656.1A Active CN109980856B (en) 2017-12-22 2018-12-21 Motor

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201811570656.1A Active CN109980856B (en) 2017-12-22 2018-12-21 Motor

Country Status (2)

Country Link
JP (1) JP6988449B2 (en)
CN (2) CN209516840U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109980856A (en) * 2017-12-22 2019-07-05 日本电产株式会社 Motor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857269U (en) * 1981-10-15 1983-04-18 パイオニア株式会社 micro motor
JPS61167353A (en) * 1985-01-17 1986-07-29 Matsushita Electric Ind Co Ltd Motor
JPH1127898A (en) * 1997-06-30 1999-01-29 Toshiba Home Technol Corp Fan motor
JPH11275798A (en) * 1998-12-28 1999-10-08 Victor Co Of Japan Ltd Driver of magnetic disc storage equipment
US7939973B2 (en) * 2005-04-12 2011-05-10 Kabushiki Kaisha Yaskawa Denki Canned linear motor armature and canned linear motor
KR100813920B1 (en) * 2006-05-18 2008-03-18 삼성전기주식회사 Vibrational motor and oiless bearing
CN1971796A (en) * 2006-10-26 2007-05-30 陈晓 Method for leading wire of moving contacts of minitype electromagnetic relays
JP2009044818A (en) * 2007-08-07 2009-02-26 Nippon Densan Corp Motor and servo unit mounted with the motor
JP6144218B2 (en) * 2014-02-28 2017-06-07 ミネベアミツミ株式会社 Spindle motor
CN205407503U (en) * 2016-03-09 2016-07-27 四川安和精密电子电器有限公司 Terminal connects SMT of electricity to paste flat motor of dress formula
JP6988449B2 (en) * 2017-12-22 2022-01-05 日本電産株式会社 motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109980856A (en) * 2017-12-22 2019-07-05 日本电产株式会社 Motor
CN109980856B (en) * 2017-12-22 2022-01-11 日本电产株式会社 Motor

Also Published As

Publication number Publication date
CN109980856A (en) 2019-07-05
JP6988449B2 (en) 2022-01-05
JP2019115144A (en) 2019-07-11
CN109980856B (en) 2022-01-11

Similar Documents

Publication Publication Date Title
CN103036340B (en) Disk motor and electric working machine including the same
US9270146B2 (en) Brushless motor
US20130241324A1 (en) Rotor with permanent excitation, electric machine having such a rotor and manufacturing method for the rotor
CN108206598B (en) Motor device and stator thereof
JP6432430B2 (en) Rotating electrical machine rotor
JP2015097450A (en) Rotary electric machine
JP2010528581A5 (en)
TWI543496B (en) Motor stator
CN209516840U (en) Motor
TWI568144B (en) Motor
JP6381820B2 (en) Rotating electric machine and method of manufacturing rotating electric machine
JP5677212B2 (en) Rotating electric machine
JP2007060808A (en) Commutator and manufacturing method thereof
JP2016046867A (en) Rotary electric machine stator
JP2020129877A (en) Electric tool
TW200929804A (en) Winding module for motor
US20090152965A1 (en) Winding Assembly for Motor
CN110571965B (en) Rotating electric machine and method for manufacturing same
JP5738084B2 (en) Commutator, rotor provided with commutator, and method of manufacturing rotor provided with commutator
US20120274175A1 (en) Disk motor and electric power tool
JP4827648B2 (en) motor
JP2012157116A (en) Dc motor with brush
CN109244044A (en) Semiconductor packaging structure for motor driving and motor
JP2008043077A (en) Motor
JP2012210015A (en) Stator structure of motor

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant