CN205566022U - Motor and electrical device comprising same - Google Patents

Abstract

The utility model provides a motor and electrical device comprising same, this motor has: the axle, the rotor magnet, the stator, bearing portion, and circuit board, the stator has: stator core, insulating part and coil, its characterized in that, this circuit board has: a plurality of breach portions and a plurality of pad portion, the width of the circumference of every breach portion is along with the radial outside radius vector from the circuit board reduces to the inboard, and every breach portion has at least one inner and two at least outer end, and the inner lies in the radial inboard of breach portion, and the outer end lies in the radial outside of breach portion, every pad portion sets up in near of the inner of every breach portion, and wherein, the coil has the inner contact of carrying out coil and circuit board many the lead -out wires that the electricity is connected, each lead -out wire and every breach portion to, at least, partly and the welded fastening of each pad portion of each lead -out wire, wherein, every breach portion inclines for the central axis. Through the structure of this motor, can enlarge and join in marriage line space.

Description

Motor and comprise the electrical equipment of this motor

Technical field

This utility model relates to field of motors, particularly relates to a kind of motor and the electrical equipment comprising this motor.

Background technology

Brushless motor described in Japanese Patent 4083324, is provided with notch part in the periphery of substrate, for scolding tin from The lead-out wire that motor coil is drawn.The above-mentioned notch part at the brushless motor described in first document enters the radial direction of circuit board Inner side.Therefore, brushless motor reduces the radial width of circuit board owing to arranging notch part, and thereby producing can not The problem obtaining large-scale circuit board wiring space.

Utility model content

In order to solve the problem pointed by above-mentioned background technology, this utility model provides a kind of motor and comprises this motor Electrical equipment.

First aspect according to this utility model embodiment, it is provided that a kind of motor, described motor has:

Axle, described axle extends along the central axis extended in the vertical direction；

Rotor magnet, described rotor magnet is can be arranged in the radial outside of described axle in the way of rotating together with described axle；

Stator, described stator arrangement is at the radial outside of described rotor magnet, the most opposed with described rotor magnet, Described stator has: stator core, insulating part and coil, and described stator core includes ring-type core-back, with And from described core-back multiple teeth prominent to radially inner side；Described insulating part at least covers the upper of described stator core Surface and lower surface；Described coil is wound in described tooth by wire across described insulating part and constitutes；

Bearing portion, described axle is supported for rotating by described bearing portion relative to described stator；And

Circuit board, described circuit board arrangement is in the axial upside of described stator；

It is characterized in that,

Described circuit board is fixed on described insulating part, and has:

Multiple notch parts, the width of the circumference of each described notch part along with from the radial outside of described circuit board to radially Inner side reduces, and each described notch part has at least one inner and at least two outer end, and described the inner is positioned at described lacking The radially inner side of oral area, described outer end is positioned at the radial outside of described notch part；And

Multiple welding disks, each described welding disk is arranged at the vicinity of described the inner of each described notch part,

Wherein, described coil has an a plurality of lead-out wire described coil and described circuit board being electrically connected, each The described interior end in contact of described lead-out wire and each described notch part, and, each described lead-out wire at least some of It is welded and fixed with welding disk each described,

Wherein, each described notch part tilts relative to described central axis.

Second aspect according to this utility model embodiment, it is provided that a kind of electrical equipment, it is characterised in that described electricity Gas equipment includes the motor described in aforementioned first aspect.

The beneficial effects of the utility model are: by the structure of motor of the present utility model, due to notch part relative to The shape that central axis is inclined, therefore, it is possible to guarantee the circuit board radial width relative to central axis such that it is able to Expand wiring space.

With reference to explanation hereinafter and accompanying drawing, disclose in detail particular implementation of the present utility model, specify this practicality Novel principle can be in adopted mode.It should be understood that embodiment of the present utility model in scope not thus It is restricted.In the range of the spirit and terms of claims, embodiment of the present utility model includes many Change, revise and be equal to.

The feature described for a kind of embodiment and/or illustrate can be in same or similar mode one or more Other embodiments individual use, combined with the feature in other embodiments, or substitute in other embodiments Feature.

" include/comprise/have " refers to the existence of feature, one integral piece or assembly herein when using it should be emphasized that term, But it is not precluded from one or more other features, one integral piece or the existence of assembly or additional.

Accompanying drawing explanation

Included accompanying drawing is used for providing being further understood from this utility model embodiment, which constitutes description A part, is used for illustrating embodiment of the present utility model, and describe with word come together to explain of the present utility model former Reason.It should be evident that the accompanying drawing in describing below is only embodiments more of the present utility model, general for this area From the point of view of logical technical staff, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings Accompanying drawing.In the accompanying drawings:

Fig. 1 is the sectional view of the motor of the present embodiment；

Fig. 2 is the top view of an example of the circuit board of the motor of the present embodiment；

Fig. 3 is the top view of another example of the circuit board of the motor of the present embodiment；

Fig. 4 is the close-up schematic view of the circuit board of Fig. 2；

Fig. 5 is the schematic diagram of an embodiment of the upper insulating part of the present embodiment；

Fig. 6 is the top view of the upper insulating part of the present embodiment；

Fig. 7 is the side view of the upper insulating part of the present embodiment；

Fig. 8 is the schematic diagram drawn from the window portion of upper insulating part by lead-out wire.

Detailed description of the invention

Referring to the drawings, by description below, of the present utility model aforementioned and further feature will be apparent from.Saying In bright book and accompanying drawing, specifically disclose particular implementation of the present utility model, which show and wherein can use this reality Some embodiments by novel principle, it will thus be appreciated that this utility model is not limited to described embodiment, On the contrary, this utility model includes whole amendments, modification and the equivalent fallen within the scope of the appended claims.

In this application, for convenience of description, the direction parallel with the rotary shaft of motor is referred to as " axially ", will It is referred to as " radially ", by the side along the circular arc centered by the rotary shaft of motor with the direction of the rotating shaft direct cross of motor To being referred to as " circumferential ".Further, in this application, will be axially as above-below direction, the outfan of the rotary shaft of motor Side is referred to as " downside ", and the side contrary with downside is referred to as " upside ", carrys out the shape of each several part to this motor Illustrate with position relationship.It should be noted that the above-mentioned definition for above-below direction, upside and downside is simply For convenience of description, do not limit motor use, when installing and manufacture towards.

With reference to the accompanying drawings embodiment of the present utility model is illustrated.

Embodiment 1

Present embodiments providing a kind of motor, Fig. 1 is the sectional view of this motor, as it is shown in figure 1, this motor includes: Axle 11, rotor magnet 12, stator 13, bearing portion 14 and circuit board 15.This axle 11 is along at above-below direction The central axis O of upper extension extends.This rotor magnet 12 is can be arranged in this axle in the way of rotating together with this axle 11 The radial outside of 11.This stator 13 is arranged in the radial outside of this rotor magnet 12, with this rotor magnet 12 in footpath The most opposed.This bearing portion 14 is arranged at the two ends of the main body of this motor, relative to this stator 13 by 11, this axle Support is for rotating.This circuit board 15 is arranged in the axial upside of this stator 13.In addition to above basic structure, As it is shown in figure 1, this motor can also include housing 16, it accommodates the main body of this motor.

In the present embodiment, as it is shown in figure 1, this stator 13 includes: stator core 131, insulating part 132 and Coil 133.This stator core 131 includes ring-type core-back 1311, and from this core-back 1311 to footpath Multiple teeth 1312 that inwardly side is prominent.This insulating part 132 at least covers upper surface and the following table of this stator core 131 Face.This coil 133 is wound in this tooth 1312 by wire across this insulating part 132 and constitutes.

In the present embodiment, this circuit board 15 can be fixed on this insulating part 132, such as, if by this circuit Plate 15 is arranged at the upside of this motor, then this circuit board 15 can be fixed on this on insulating part 1321, if will This circuit board 15 is arranged at the downside of this motor, then this circuit board 15 can be fixed on this lower insulating part 1322.

Fig. 2 and Fig. 3 is the top view of this circuit board 15, and as shown in Figures 2 and 3, this circuit board 15 includes multiple Notch part 151 and multiple welding disk 152.

Wherein, as in figure 2 it is shown, the width of the circumference of each notch part 151 is along with the radial outside from circuit board 15 Reduce to radially inner side, for example, it is preferable to reduce to radially inner side from the radially outer edge of circuit board 15.Further, each Notch part 151 has at least one the inner 1511 and at least two outer end 1512, as in figure 2 it is shown, this inner 1511 Being positioned at the radially inner side of this notch part 151, this outer end 1512 is positioned at the radial outside of this notch part 151.

Wherein, as it is shown on figure 3, each welding disk 152 is arranged at the vicinity of the inner 1511 of each notch part 151.

In the present embodiment, as shown in figures 1 and 3, this coil 133 has this coil 133 and this circuit board The 15 a plurality of lead-out wires 1331 being electrically connected, each lead-out wire 1331 and the inner 1511 of each notch part 151 Contact, and, at least some of of each lead-out wire 1331 is welded and fixed with each welding disk 152.

Thus, subtracted along with the radially outer edge from circuit board 15 is radially oriented inner side by the circumferential width of notch part 151 Little, and it is formed about welding disk 152 in the inner 151 of notch part 151, when lead-out wire 1331 is welded and fixed, Just lead-out wire 1331 can be guided to welding disk owing to only applying load by a direction inside being radially oriented 152, therefore, it is possible to improve packaging efficiency.

In the present embodiment, as shown in Figures 2 and 3, each notch part 151 tilts relative to central axis O. Thus, due to the shape that notch part 151 is inclined relative to central axis O, therefore, it is possible to guarantee circuit board 15 phase For radial width d of central axis O, as in figure 2 it is shown, thus contrast notch part relative to central axis non-inclined Wiring space can be expanded for configuration.

Fig. 4 is the close-up schematic view of the circuit board 15 shown in Fig. 2, as shown in Figure 4, at the one of the present embodiment In individual embodiment, this inner 1511 includes the inner 1511-1 and the inner 1511-2 of circumference opposite side of circumference side, This outer end 1512 includes the outer end 1512-1 and the outer end 1512-2 of circumference opposite side of circumference side.For each breach Portion 151, connects the inner 1511-1's of the circumferential side of this notch part 151 and outer end 1512-1 of circumference side Imaginary line a, with the outer end of the inner 1511-2 of the circumferential opposite side being connected this notch part 151 with circumferential opposite side The imaginary line b of 1512-2, when top view, is positioned at the same side of circumference relative to central axis O.It addition, In the above-described embodiment, the inner 1511-1 of the circumferential side of the notch part 151 and inner 1511-2 of circumference opposite side Can overlap is an end points.Thus, embodiment of above is passed through, it is ensured that this notch part 151 is relative to central shaft The shape that line O is inclined, so that it is guaranteed that the radial width that circuit board 15 is relative to central axis O, thus contrast lacks Oral area expands wiring space for central axis non-inclined configures.

In an embodiment of the present embodiment, the inner 1511 of each notch part 151 may be located at central shaft On same circumference centered by line O, as shown in Figures 2 and 3.Thus, by equipment scolding tin lead-out wire 1331 When, by making circuit board 15 carry out circumference rotation centered by central axis O, it becomes possible on same circumference The whole lead-out wire of scolding tin 1331.

In an embodiment of the present embodiment, each notch part 151 is relative to central axis O in the same direction Tilting, such as, in the circumferential, each the inner 1511 of each notch part 151, relative to connecting corresponding notch part Each outer end 1512 of 151 and the imaginary line of central axis O, be positioned at the same side of circumference.As shown in Figure 4, The imaginary line of the outer end 1512-1 and central axis O that connect notch part 151 is c, connects outside notch part 151 The imaginary line of end 1512-2 and central axis O is d, if inner 1511-1,1511-2 phase of notch part 151 This imaginary line c and d is positioned to certain side of circumference, the most clockwise side, then other notch parts Inner 1511-1,1511-2 of 151 also is located at week relative to corresponding imaginary line c and d of this other notch part 151 To this side.Thus, when by equipment scolding tin lead-out wire 1331, by making circuit board 15 with central axis O Centered by carry out circumference rotation to a direction, it is possible to whole lead-out wires 1331 is guided to notch part 151 The welding disk 152 of end 1511.

In an embodiment of the present embodiment, for each notch part 151, connect the inner of this notch part 151 1511 and the edge of this circuit board 15 of outer end 1512, namely the edge of this notch part 151 is linearity or arc Wire, linearity here can be substantially linear, is specifically dependent upon manufacturing process；Here arc shaped is for example, Smooth or substantially smooth curve shape.Thus, the edge with the notch part 151 of this circuit board 15 is not linearity Or the situation of arc shaped compares, decrease lead-out wire 1331 and be directed to the position beyond the inner 151 of notch part 151 Put.

In one embodiment, a part for this welding disk 152 is positioned at and leans on footpath than the inner 1511 of this notch part 151 Position laterally.The two ends of welding disk 152 are positioned at the position leaning on radial outside than the inner 1511 of this notch part 151 Put；The most such as, this welding disk 152 is configured at the periphery of this notch part 151, and in one embodiment, welding disk can 152 along this notch part 151 periphery arrange.In an embodiment of the present embodiment, for each notch part 151, it is arranged at the welding disk 152 near the inner 1511 of this notch part 151 and is positioned at the inner of this notch part 151 On arc-shaped position centered by 1511.Thus, in the inner 1511 of notch part 151, though lead-out wire 1331 quilt It is configured on less desirable direction, it is also possible to high-precision lead-out wire 1331 scolding tin is fixed on welding disk 152.

In an embodiment of the present embodiment, each lead-out wire 1331 is pressed in the same direction relative to central axis O Fall, such as, each lead-out wire 1331 to overwhelm direction roughly the same with the incline direction of each notch part 151.Real at this Execute in mode, in the circumferential, the end of each bar lead-out wire 1331, relative to connect corresponding notch part 151 each Outer end 1512 and the imaginary line of central axis O, be fixedly welded on the same side of circumference.As it is shown on figure 3, even The imaginary line of the outer end 1512-1 and central axis O that connect notch part 151 is e, connects the outer end of notch part 151 The imaginary line of 1512-2 and central axis O is f, if the end of lead-out wire 1331 is relative to this imaginary line e With certain side that f is positioned at circumference, the most clockwise side, then the end of other lead-out wires 1331 is relative Corresponding imaginary line e and f of the notch part 151 in these other lead-out wire places also is located at this side of circumference.By This, when by lead-out wire 1331 scolding tin, by making circuit board 15 rotate in one direction, it is possible to by lead-out wire 1331 End overwhelm scolding tin facing one direction.Thereby, it is possible to raising packaging efficiency.

In an embodiment of the present embodiment, this notch part 151 is 4, thus, in three motors, and energy Enough the lead-out wire corresponding with three and common wire scolding tin efficiently are fixed.

In an embodiment of the present embodiment, as shown in Figures 2 and 3, in central authorities' setting of this circuit board 15 Having through hole 153, axle 11 can be through, i.e. inserts in this through hole 153.Thus, owing to axle 11 is inserted position In the through hole 153 of circuit board 15 central authorities, it can be ensured that each notch part 151 is relative to the distribution of central axis Space.

In an embodiment of the present embodiment, as it is shown in figure 1, this insulating part 132 has upper insulating part 1321 With lower insulating part 1322, this coil 133 has a plurality of transition wire (figure connecting the wire being wound in each tooth 1312 Do not show).

Fig. 5 is the schematic diagram of an embodiment of insulating part 1321 on this, and Fig. 6 is the bowing of insulating part 1321 on this View, Fig. 7 is the side view of insulating part 1321 on this.Fig. 8 is to be drawn from the window portion of upper insulating part by lead-out wire Schematic diagram.As shown in Figure 5-Figure 8, in the present embodiment, on this, insulating part 1321 has: multiple transition wires draw Guide wall 51, multiple transition wire maintaining part 52, multiple coil guiding wall 53 and multiple window portion 54.

In the present embodiment, as shown in Figure 5-Figure 8, this transition wire guiding wall 51 is positioned over stator core 131 Outer peripheral face at least one of casing and transition wire between, be axially toward away from cover this core-back 1311 Face direction highlight.This transition wire maintaining part 52 is positioned at the radially inner side of this transition wire guiding wall 51, outside in footpath This transition wire of surface bearing, and prominent to the direction away from the face covering this core-back 1311 in the axial direction.This line Circle guiding wall 53 is at the radial outside of tooth 1312, opposed with the outer end of coil 133 diametrically, and in the axial direction to Direction away from the face covering this core-back 1311 highlights.This window portion 54 is through for above-mentioned lead-out wire 1331.Figure 8 is the schematic diagram drawn from window portion 54 by lead-out wire 1331.By present embodiment this on insulating part 1321 Structure, to insulating part 1321 on the upside of stator 13 configuration, and is led through branch-cut bridge, and formed by lead-out wire 1331 to The window portion 54 of the guided outside of insulating part 132, and more electric by the position configuration of axially upside than upside insulating part 1321 Road plate 15, it is possible to motor travel direction in the axial direction need not be changed, and assemble stator 13 and upper insulating part 1321, And lead-out wire 1331 scolding tin is fixed on circuit board 15.

Above the structure that the motor of the present embodiment is relevant is illustrated, the present embodiment not in this, as restriction, In specific implementation process, this motor can also include that other form, and are referred to prior art.

Below by the step of scolding tin operation, the motor of the present embodiment is illustrated, specifically includes that

1) to stator coiled electrical conductor, and lead-out wire is drawn to radial outside；

2) preparation carries out scolding tin to wire end；

3) stator is pressed into casing；

4) rotor assembly is installed with substrate；

5) every lead-out wire is moved respectively in the breach of circuit board；

6) respectively every lead-out wire scolding tin is fixed on circuit board.

Wherein, to above-mentioned steps 5) and 6) when carrying out automated job, it is possible to use 1 arm carries out operation, makes Circuit board rotates in the circumferential.Here arm is the instrument instigating lead-out wire to move, and welds including to lead-out wire The instrument etc. of stannum.Now, such as circuit board is rotated towards counterclockwise.In step 5) and step 6) in, Making the direction opposition side extension along the direction of rotation of circuit board of breach respectively, when making circuit board rotate, lead-out wire is by court Pull to the direction going deep into notch part.Its result is lead-out wire difficult drop-off, and packaging efficiency is improved.

By the structure of motor of the present utility model, the wiring space of circuit board can be expanded, improve packaging efficiency.

Embodiment 2

Present embodiments providing a kind of electrical equipment, in the present embodiment, this electrical equipment includes described in embodiment 1 Motor.Owing in embodiment 1, being illustrated the structure of this motor, its content is incorporated in this, this Place repeats no more.

In the present embodiment, this electrical equipment can be the indoor set of air conditioner, it is also possible to be air conditioner off-premises station, The household electrical appliances such as water dispenser, washing machine, sweeper, compressor, pressure fan, blender, it is also possible to be various information equipment, Industrial equipment etc..

By the structure of the motor of the electrical equipment of the present embodiment, the wiring space of circuit board can be expanded, improve and assemble Efficiency.

Above in association with specific embodiment, this utility model is described, but those skilled in the art should be clear Chu, these descriptions are all exemplary, are not the restriction to this utility model protection domain.Those skilled in the art According to spirit of the present utility model and principle this utility model can be made various variants and modifications, these modification and repairing Change also in the range of this utility model.

Claims (13)

1. a motor, it has:

Axle, described axle extends along the central axis extended in the vertical direction；

Rotor magnet, described rotor magnet is outside by the footpath that can be arranged in described axle in the way of rotating together with described axle Side；

Stator, described stator arrangement is at the radial outside of described rotor magnet, the most opposed with described rotor magnet, Described stator has: stator core, insulating part and coil, and described stator core includes ring-type core-back, with And from described core-back multiple teeth prominent to radially inner side；Described insulating part at least covers the upper of described stator core Surface and lower surface；Described coil is wound in described tooth by wire across described insulating part and constitutes；

Bearing portion, described axle is supported for rotating by described bearing portion relative to described stator；And

Circuit board, described circuit board arrangement in the axial upside of described stator,

It is characterized in that,

Described circuit board is fixed on described insulating part, and has:

Multiple notch parts, the width of the circumference of each described notch part along with from the radial outside of described circuit board to radially Inner side reduces, and each described notch part has at least one inner and at least two outer end, and described the inner is positioned at described lacking The radially inner side of oral area, described outer end is positioned at the radial outside of described notch part；And

Multiple welding disks, each described welding disk is arranged at the vicinity of described the inner of each described notch part,

Wherein, described coil has an a plurality of lead-out wire described coil and described circuit board being electrically connected, each The described interior end in contact of described lead-out wire and each described notch part, and, each described lead-out wire at least some of It is welded and fixed with welding disk each described,

Wherein, each described notch part tilts relative to described central axis.

Motor the most according to claim 1, it is characterised in that described the inner include circumference side the inner and The inner of circumference opposite side, described outer end includes outer end and the outer end of circumference opposite side of circumference side, for each institute State notch part, connect the circumferential side of described notch part the inner and circumference side outer end imaginary line be connected The imaginary line of the outer end of the inner of the circumferential opposite side of described notch part and circumference opposite side, when top view, phase Described central axis is positioned to the same side of circumference.

Motor the most according to claim 1, it is characterised in that described the inner of each described notch part, position On the same circumference centered by described central axis.

Motor the most according to claim 1, it is characterised in that in the circumferential, each described notch part each Individual described the inner, straight relative to the imagination of each described outer end with described central axis of connecting corresponding described notch part Line, is positioned at the same side of circumference.

Motor the most according to claim 1, it is characterised in that for each described notch part, connects described The edge of the described circuit board of the described inner and described outer end of notch part is linearity or arc shaped.

Motor the most according to claim 1, it is characterised in that for each described notch part, be arranged at institute State the described welding disk near described the inner of notch part and be positioned at the circular arc centered by described the inner of described notch part On shape position.

Motor the most according to claim 1, it is characterised in that in the circumferential, the end of lead-out wire described in each bar Portion, relative to the imaginary line of each the described outer end with described central axis connecting corresponding described notch part, is soldered It is fixed on the same side of circumference.

Motor the most according to claim 1, it is characterised in that multiple described notch parts are 4.

Motor the most according to claim 1, it is characterised in that the central authorities at described circuit board are provided with through Hole, the through described through hole of described axle.

Motor the most according to claim 1, it is characterised in that described insulating part has and is positioned at described stator ferrum The upper insulating part of the axially upside of core, described coil has a plurality of transition connecting the wire being wound in each described tooth Line；

Described upper insulating part has:

Multiple transition wire guiding walls, described transition wire guiding wall is positioned at least the one of the outer peripheral face of described stator core Between casing and the described transition wire of part, it is axially toward the direction away from the face covering described core-back and dashes forward Go out；

Multiple transition wire maintaining parts, described transition wire holding part is in the radially inner side of described transition wire guiding wall, in footpath Exterior surface supports described transition wire, and prominent to the direction away from the face covering described core-back in the axial direction；

Multiple coil guiding walls, described coil guiding wall is at the radial outside of described tooth, diametrically with described coil Outer end is opposed, and prominent to the direction away from the face covering described core-back in the axial direction；And

Multiple window portions, described window portion is through for described lead-out wire.

11. motors according to claim 1, it is characterised in that it is described that a part for described welding disk is positioned at ratio The inner of notch part is by the position of radial outside.

12. motors according to claim 1, it is characterised in that described welding disk is configured at described notch part Periphery.

13. 1 kinds of electrical equipments, it is characterised in that described electrical equipment includes described in any one of claim 1-12 Motor.