CN109818458A - Motor and mobile unit - Google Patents

Motor and mobile unit Download PDF

Info

Publication number
CN109818458A
CN109818458A CN201711144446.1A CN201711144446A CN109818458A CN 109818458 A CN109818458 A CN 109818458A CN 201711144446 A CN201711144446 A CN 201711144446A CN 109818458 A CN109818458 A CN 109818458A
Authority
CN
China
Prior art keywords
motor
brush disk
casing
electronic component
grounding pin
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.)
Granted
Application number
CN201711144446.1A
Other languages
Chinese (zh)
Other versions
CN109818458B (en
Inventor
S·宾切萨卡里
赵明文
翟云亮
宋晓艳
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.)
Nidec Corp
Original Assignee
Nidec Corp
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 Nidec Corp filed Critical Nidec Corp
Priority to CN201711144446.1A priority Critical patent/CN109818458B/en
Publication of CN109818458A publication Critical patent/CN109818458A/en
Application granted granted Critical
Publication of CN109818458B publication Critical patent/CN109818458B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Motor Or Generator Frames (AREA)

Abstract

The embodiment of the present application provides a kind of motor and mobile unit, which includes motor body, and the motor body includes rotor, stator and the rotary shaft extended along central axis;Casing, the casing cover the motor body;Brush disk, for the brush disk equipped with electronic component, at least part of the brush disk is contained in the casing, and the grounding pin of the electronic component is clamped by the brush disk and the casing.According to this embodiment, no setting is required dedicated grounded parts, reduces the number of components of motor, and simplify the manufacturing process of motor.

Description

Motor and mobile unit
Technical field
This application involves electro-mechanical arts more particularly to a kind of motors and mobile unit.
Background technique
In some motors, for example, anti-blocking brake system (Antilock Brake System), skylight regulating system, Brush is provided in brush motor used in seat adjuster system, which is held in brush disk.
The electronic component of such as capacitor, resistance etc except discharging brush, electronics member usually can be also set on brush disk Part has grounding pin.In the prior art, it will usually which in the specific position of motor chassis, dedicated grounded parts, electronics are set The grounding pin of element can be electrically connected to the grounded parts, so that the electronic component be made to be grounded.
It should be noted that the above description of the technical background be intended merely to it is convenient to technical solution of the present invention carry out it is clear, Complete explanation, and facilitate the understanding of those skilled in the art and illustrate.Cannot merely because these schemes of the invention Background technology part is expounded and thinks that above-mentioned technical proposal is known to those skilled in the art.
Summary of the invention
The inventors of the present application found that in the structure of the existing electronic component ground connection made on brush disk, due to needing Dedicated grounded parts is set, will increase the number of components of motor, also, grounded parts is installed on casing, and by electronics The operation that the grounding pin of element is connected to the grounded parts can make motor assembling flow path cumbersome.
The application provides a kind of motor and mobile unit, passes through the ground connection of brush disk and the casing holding electronic components of motor Pin realizes the ground connection of electronic component, it is therefore not necessary to which dedicated grounded parts is arranged, reduces the number of components of motor, together When due to the operation it is not necessary that the grounding pin of electronic component to be connected to the grounded parts, simplify the manufacturing process of motor.
According to the one aspect of the embodiment of the present application, a kind of motor is provided, comprising:
Motor body, the motor body include rotor, stator and the rotary shaft extended along central axis;
Casing, the casing cover the motor body;
Brush disk, the brush disk are contained in the casing equipped with electronic component, at least part of the brush disk, The grounding pin of the electronic component is clamped by the brush disk and the casing.
According to the other side of the embodiment of the present application, wherein the casing includes the radial direction for surrounding the motor body The circumferential casing of periphery, the brush disk include at least part with the circumferential casing opposed wall portion radially, it is described Grounding pin is clamped by the wall portion of the brush disk and the circumferential casing.
According to the other side of the embodiment of the present application, wherein the grounding pin of the electronic component by the brush The extending direction of disk and the retained part of casing clamping, the folder when brush disk is installed on the electronic component The extending direction held when part is not clamped is consistent.
According to the other side of the embodiment of the present application, wherein the brush disk is equipped with brush, and the brush is connected with Shunt welding, the hardness of the grounding pin of the electronic component are higher than the hardness of the shunt welding.
According to the other side of the embodiment of the present application, wherein the circumferential direction casing and/or the wall portion have receiving institute State at least part of groove of grounding pin.
According to the other side of the embodiment of the present application, wherein the groove axially extends.
According to the other side of the embodiment of the present application, wherein one end of the groove is the described of the electronic component The insertion end of grounding pin;The other end opposite with described one end of the groove is the grounding pin of the electronic component Exit, the insertion end connect with insert port, and the opening size of the insert port gradually expands towards far from the insertion end Greatly.
According to the other side of the embodiment of the present application, wherein the insertion end is located at described in the direction of the brush disk The side of motor body.
According to the other side of the embodiment of the present application, wherein the electronic component is configured at the direction of the brush disk The side of the motor body.
According to the other side of the embodiment of the present application, wherein the side towards the motor body of the brush disk Hang part configured with grounding pin described in hooking, the hang part prolong from the brush disk towards the motor body side It stretches.
According to the other side of the embodiment of the present application, wherein the hook portion is from the edge of the insert port towards institute State motor body extension.
According to the other side of the embodiment of the present application, wherein the hang part is in the side towards the motor body Limiting groove with the extending direction extension along the hook portion, the limiting groove clamp the grounding pin.
According to the other side of the embodiment of the present application, a kind of mobile unit is provided, with described in any of the above-described aspect Motor.
The beneficial effects of the present invention are: by the grounding pin of brush disk and the casing holding electronic components of motor come real The ground connection of existing electronic component reduces the number of components of motor it is therefore not necessary to which dedicated grounded parts is arranged, simultaneously because nothing The grounding pin of electronic component need to be connected to the operation of the grounded parts, simplify the assembling flow path of motor.
Referring to following description and accompanying drawings, only certain exemplary embodiments of this invention is disclosed in detail, specifies original of the invention Reason can be in a manner of adopted.It should be understood that embodiments of the present invention are not so limited in range.In appended power In the range of the spirit and terms that benefit requires, embodiments of the present invention include many changes, modifications and are equal.
Detailed description of the invention
Included attached drawing is used to provide to be further understood from the embodiment of the present invention, and which constitute one of specification Point, for illustrating embodiments of the present invention, and come together to illustrate the principle of the present invention with verbal description.Under it should be evident that Attached drawing in the description of face is only some embodiments of the present invention, for those of ordinary skill in the art, is not paying wound Under the premise of the property made is laborious, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is the schematic cross-section along axial direction that the slave first direction of the motor of the embodiment of the present application 1 is observed;
Fig. 2 (A) is the schematic cross-section along axial direction that the slave second direction of the motor of the embodiment of the present application 1 is observed;
Fig. 2 (B) is the schematic cross-section along axial direction that the slave third direction of the motor of the embodiment of the present application 1 is observed;
Fig. 2 (C) radially observes a schematic diagram of electronic component;
Fig. 3 is an enlarged diagram in region shown in the virtual coil of Fig. 2 (A);
Three-dimensional signal when Fig. 4 is the brush disk for the motor for observing the embodiment of the present application 1 along a direction of axis Figure;
Solid when Fig. 5 is the brush disk for the motor for observing the embodiment of the present application 1 along another direction of axis is shown It is intended to.
Specific embodiment
Referring to attached drawing, by following specification, aforementioned and other feature of the invention be will be apparent.In specification In attached drawing, only certain exemplary embodiments of this invention is specifically disclosed, which show the portions that can wherein use principle of the invention Divide embodiment, it will thus be appreciated that the present invention is not limited to described embodiments, on the contrary, the present invention includes falling into appended power Whole modifications, modification and equivalent in the range of benefit requirement.
In addition, for convenience of description, the central axis by the rotary shaft with motor is in following the description of the invention The radial direction at center is known as " radial direction ", will be known as " circumferential direction " around the direction of the central axis, by the extension side of central axis To and direction in parallel be known as " axial direction ".
Embodiment 1
The embodiment of the present application provides a kind of motor.Fig. 1 is the section along axial direction that the slave first direction of the motor is observed Schematic diagram, Fig. 2 (A) are the schematic cross-sections along axial direction that the slave second direction of the motor is observed.
As shown in Fig. 1 and Fig. 2 (A), motor 1 includes: motor body 11, casing 12 and brush disk 13.
As shown in Fig. 1 and Fig. 2 (A), motor body 11 includes rotor 111 (Fig. 2 (A) is not shown), stator 112, Yi Jixuan Shaft 113, wherein rotary shaft 113 extends along central axis C;Casing 12 covers motor body 11;At least one of brush disk 13 Divide and is housed inside casing 12.
Fig. 2 (B) is the motor observed from third direction along axial schematic cross-section, is illustrated in Fig. 2 (B) Rotor 111 and stator 112.
Fig. 2 (C) radially observes a schematic diagram of electronic component from outside to inside, illustrates and is equipped in Fig. 2 (C) The electronic component 131 of brush disk.
Fig. 3 is an enlarged diagram in region shown in the virtual coil of Fig. 2 (A).As shown in figure 3, (figure is not for the electronic component Show) grounding pin 131a clamped by brush disk 13 and casing 12.
According to the present embodiment, electronics member is realized by the grounding pin of brush disk and the casing holding electronic components of motor The ground connection of part can be such that electronic component is grounded, to reduce the component count of motor it is therefore not necessary to which dedicated grounded parts is arranged Amount, simultaneously because simplifying the assembling stream of motor without the operation that the grounding pin of electronic component is connected to the grounded parts Journey.
In the present embodiment, casing 12 can be manufactured by conductive material, and can be grounded, and thereby, it is possible to ensure to be grounded Pin 131a passes through 12 reliable ground of casing in the case where being connected to casing 12 by brush disk 13.The structure that casing 12 is grounded The prior art can be referred to, this embodiment is not repeated.
As shown in figure 3, in the present embodiment, casing 12 may include the circumferential machine for surrounding the outer radial periphery of motor body 11 Shell 121, brush disk 13 may include at least part and circumferential casing 121 opposed wall portion 132 radially, grounding pin 131a can be clamped by the wall portion 132 of brush disk 13 and circumferential casing 121, as a result, without additional setting for clamping electronics member The clamping part of the grounding pin 131a of part 131, but the gap between the wall portion 132 of brush disk 13 and circumferential casing 121 is utilized, The clamping and fixation to grounding pin 131a can be realized, to be grounded in simple structure.In addition, the present embodiment Can be without being limited thereto, grounding pin 131a is clamped also by brush disk 13 and casing 12 other parts close to each other.
In the present embodiment, as shown in figure 3, the grounding pin 131a of electronic component 131 by brush disk 13 and casing 12 The extending direction of the retained part 131a1 of clamping, retained part 131a1 when being installed on brush disk 13 with electronic component 131 is not Extending direction when clamped is consistent, that is, retained part 131a1 can keep extending direction constant in clamped front and back, that is, electricity The clamping of brush 13 and casing 12 will not make retained part 131a1 that the deformation such as bending occur, so, only by making electronic component Grounding pin extends along the wall portion of brush disk and is configured, and can conveniently realize electronic component with the assembling of brush disk and casing Ground connection.
In the present embodiment, the grounding pin 131a of electronic component 131 can have higher hardness, as a result, connecing The retained part 131a1 of ground pin 131a will not be deformed in an assembling process, for example, the grounding pin 131a of electronic component 131 Hardness can be higher than the hardness for being installed on the shunt welding that the brush (not shown) of brush disk 13 be connected.In addition, as with ground connection The comparison of pin 131a, shunt welding has lower hardness, therefore, in the field for needing for shunt welding to be held on brush disk 13 and casing 12 Under conjunction, shunt welding easily deforms to be difficult to be clamped, so needing that special structure is arranged with fixed brush in brush disk 13 The position of pigtail, to realize the clamping to shunt welding.
In the present embodiment, the hardness of grounding pin 131a can be arranged by setting material and shape parameter etc. It is higher.
Fig. 4 be along axis a direction observe brush disk when a stereoscopic schematic diagram, Fig. 5 be along axis another Stereoscopic schematic diagram when brush disk is observed in direction, the direction of observation of Fig. 4 and Fig. 5 on the contrary, also, in Fig. 4 and Fig. 5, the side C+ To being the direction for being directed toward motor body from brush disk along axial direction, the direction C- is the side for being directed toward brush disk from motor body along axial direction To.
In the present embodiment, as shown in Figure 4 and Figure 5, the wall portion 132 of brush disk 13, which has, accommodates grounding pin 131a extremely At least part of groove 133, thereby, it is possible to avoid the grounding pin 131a of electronic component 131 from shifting, to make grounding pin 131a is securely held.
As shown in Figure 4 and Figure 5, groove 133 and grounding pin 131a extending direction having the same, that is, grounding pin 131a is axially extended, and groove 133 can also axially extend.It is easily installed electronic component 131 as a result,.In addition, the present embodiment Can be without being limited thereto, for example, when electronic component 131 is installed in brush disk 13, if the extending direction of grounding pin 131a Relative to axially inclined, then, which can also extend relative to axially inclined.
It should be noted that in the present embodiment, the position of groove can be without being limited thereto, for example, groove can be not provided with In wall portion 132, but the inside of circumferential casing 121 is set, alternatively, being all arranged in the inside of wall portion 132 and circumferential casing 121 It is fluted.
As shown in Figure 4 and Figure 5, one end of groove 133 is the insertion end 1331 of the grounding pin 131a of electronic component 131, The other end of groove 133 is the exit 1332 of the grounding pin 131a of electronic component, and insertion end 1331 and insert port 134 connect It connects, the opening size of insert port 134 is directed away from insertion end 1331 and is gradually expanded.It is installed to as a result, by electronic component 131 During brush disk 13, grounding pin 131a can be readily inserted into groove 133 by insert port 134.
In the present embodiment, as shown in figure 4, insertion end 1331 is located at the side 13A towards motor body of brush disk 13. Grounding pin 131a is inserted into groove 133 from insertion end 1331, draws from exit 1332.Electronic component 131 is configured in brush The side 13A towards motor body of disk 13.As a result, in the brush disk 13 that will be equipped with electronic component 131 along the direction C+ of Fig. 4 When being assembled in a manner of close to motor body 11, casing 12 is contacted with the grounding pin 131a of electronic component 131 to right It applies the active force at least along the direction C-, since grounding pin 131a extends to the side 13B from the side 13A of brush disk 13, Therefore, which can make electronic component 131 be close to brush disk 13, without making electronic component 131 from the 13A of brush disk 13 Side is ejected.
In the present embodiment, as shown in Figure 4 and Figure 5, the side towards motor body 11 of brush disk 13 can be configured with The hang part 135 of hooking grounding pin 131a, hang part 135 prolong from the edge of insert port 134 axially towards motor body 11 It stretches.It is assembled in a manner of close to motor body 11 by the brush disk 13 for being equipped with electronic component 131 along the direction C+ of Fig. 4 When, casing 12 is to the active force of the grounding pin 131a of electronic component 131 by hang part 135 to the supporting force of grounding pin 131a Offset, thus avoid the active force cause electronic component 131 from the predetermined position of brush disk 13 drag from.
In the present embodiment, as shown in Figure 4 and Figure 5, hang part 135 has in the side towards motor body 11 along axial direction The limiting groove 135a of extension, limiting groove 135a can clamp grounding pin 131a, prevent grounding pin 131a from occurring as a result, Displacement.
In the present embodiment, although hang part 135 is from the edge edge of insert port 134 in Fig. 4 and embodiment shown in fig. 5 Axially extending, still, the present embodiment can be without being limited thereto, for example, in other embodiments, can be not inserted into mouth 134 And/or groove 133, thus, hang part 135 can be from the brush disk for not having insert port 134 and/or groove 133 towards motor Body side extends.
According to the motor of the present embodiment, realized by the grounding pin of brush disk and the casing holding electronic components of motor The ground connection of electronic component can be such that electronic component is grounded, to reduce motor it is therefore not necessary to which dedicated grounded parts is arranged Number of components, simultaneously because simplifying motor without the operation that the grounding pin of electronic component is connected to the grounded parts Assembling flow path.
Embodiment 2
The embodiment of the present application 2 provides a kind of mobile unit, for example, vehicle sunroof system, motor-vehicle seat system, this is vehicle-mounted to be set It is standby that there is motor described in embodiment 1.Due in embodiment 1, the structure of motor being described in detail, content It is incorporated in this, is omitted the description herein.
According to the present embodiment, electronics member is realized by the grounding pin of brush disk and the casing holding electronic components of motor The ground connection of part can be such that electronic component is grounded, to reduce the component count of motor it is therefore not necessary to which dedicated grounded parts is arranged Amount, simultaneously because simplifying the assembling stream of motor without the operation that the grounding pin of electronic component is connected to the grounded parts Journey;In turn, the manufacturing cost of the mobile unit is reduced.
Combining specific embodiment above, invention has been described, it will be appreciated by those skilled in the art that this A little descriptions are all exemplary, and are not limiting the scope of the invention.Those skilled in the art can be according to the present invention Spirit and principle various variants and modifications are made to the present invention, these variants and modifications are also within the scope of the invention.

Claims (13)

1. a kind of motor, comprising:
Motor body, the motor body include rotor, stator and the rotary shaft extended along central axis;
Casing, the casing cover the motor body;
Brush disk, the brush disk are contained in the casing equipped with electronic component, at least part of the brush disk,
The motor is characterized in that,
The grounding pin of the electronic component is clamped by the brush disk and the casing.
2. motor according to claim 1, which is characterized in that
The casing includes the circumferential casing for surrounding the outer radial periphery of the motor body,
The brush disk include at least part with the circumferential casing opposed wall portion radially,
The grounding pin is clamped by the wall portion of the brush disk and the circumferential casing.
3. motor according to claim 1, which is characterized in that
The extending direction for the retained part of the grounding pin of the electronic component clamped by the brush disk and the casing, with The extending direction when retained part when electronic component is installed on the brush disk is not clamped is consistent.
4. motor according to claim 1, which is characterized in that
The brush disk is equipped with brush, and the brush is connected with shunt welding,
The hardness of the grounding pin of the electronic component is higher than the hardness of the shunt welding.
5. motor according to claim 2, which is characterized in that
The circumferential direction casing and/or the wall portion have at least part of groove for accommodating the grounding pin.
6. motor according to claim 5, which is characterized in that
The groove axially extends.
7. motor according to claim 6, which is characterized in that
One end of the groove is the insertion end of the grounding pin of the electronic component;
The other end opposite with described one end of the groove is the exit of the grounding pin of the electronic component,
The insertion end is connect with insert port, and the opening size of the insert port is gradually expanded towards far from the insertion end.
8. motor according to claim 7, which is characterized in that
The insertion end is located at the side towards the motor body of the brush disk.
9. motor according to claim 8, which is characterized in that
The electronic component is configured at the side towards the motor body of the brush disk.
10. motor according to claim 9, which is characterized in that
Hang part of the side towards the motor body of the brush disk configured with grounding pin described in hooking,
The hang part extends from the brush disk towards the motor body side.
11. motor according to claim 10, which is characterized in that
The hook portion extends from the edge of the insert port towards the motor body.
12. motor according to claim 10, which is characterized in that
The hang part is recessed in the limit that there is the side towards the motor body extending direction along the hook portion to extend Slot, the limiting groove clamp the grounding pin.
13. a kind of mobile unit, which is characterized in that
With the described in any item motors of claim 1~12.
CN201711144446.1A 2017-11-17 2017-11-17 Motor and vehicle-mounted equipment Active CN109818458B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711144446.1A CN109818458B (en) 2017-11-17 2017-11-17 Motor and vehicle-mounted equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711144446.1A CN109818458B (en) 2017-11-17 2017-11-17 Motor and vehicle-mounted equipment

Publications (2)

Publication Number Publication Date
CN109818458A true CN109818458A (en) 2019-05-28
CN109818458B CN109818458B (en) 2022-02-01

Family

ID=66597721

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711144446.1A Active CN109818458B (en) 2017-11-17 2017-11-17 Motor and vehicle-mounted equipment

Country Status (1)

Country Link
CN (1) CN109818458B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1897414A (en) * 2005-06-07 2007-01-17 三洋精密株式会社 Vibration motor
CN101001039A (en) * 2006-01-13 2007-07-18 日本电产科宝株式会社 Compact fan motor and electric device comprising a compact fan motor
CN203387367U (en) * 2013-07-18 2014-01-08 日本电产株式会社 External rotor type motor
CN204408062U (en) * 2015-01-30 2015-06-17 日本电产高科电机株式会社 The stator of motor, motor and there is the electric equipment of this motor
US20160285340A1 (en) * 2015-03-26 2016-09-29 Nidec Corporation Motor and fan
CN106415935A (en) * 2015-11-09 2017-02-15 捷和电机制品(深圳)有限公司 Motor and EMC element and/or grounding structure of ESD element
CN206481144U (en) * 2016-12-23 2017-09-08 日本电产(大连)有限公司 Motor and the electric product with the motor

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1897414A (en) * 2005-06-07 2007-01-17 三洋精密株式会社 Vibration motor
CN101001039A (en) * 2006-01-13 2007-07-18 日本电产科宝株式会社 Compact fan motor and electric device comprising a compact fan motor
CN203387367U (en) * 2013-07-18 2014-01-08 日本电产株式会社 External rotor type motor
CN204408062U (en) * 2015-01-30 2015-06-17 日本电产高科电机株式会社 The stator of motor, motor and there is the electric equipment of this motor
US20160285340A1 (en) * 2015-03-26 2016-09-29 Nidec Corporation Motor and fan
CN106026533A (en) * 2015-03-26 2016-10-12 日本电产株式会社 Motor and fan
CN106415935A (en) * 2015-11-09 2017-02-15 捷和电机制品(深圳)有限公司 Motor and EMC element and/or grounding structure of ESD element
CN206481144U (en) * 2016-12-23 2017-09-08 日本电产(大连)有限公司 Motor and the electric product with the motor

Also Published As

Publication number Publication date
CN109818458B (en) 2022-02-01

Similar Documents

Publication Publication Date Title
CN108028571B (en) Motor and brake device including the same
US7973448B2 (en) Brush holder and method for manufacturing brush holder
CN106953196B (en) Electrical plug-in connector and the vehicle for being equipped with the electrical plug-in connector
EP2675020B1 (en) Connector and mounting method therefor
JP2011503775A (en) Electrical plug connector
CN101667691B (en) Connector cover, connector and method for assembling the connector
CN107240811A (en) Electrical plug-in connector
CN109552163A (en) The sound generator system of vehicle
US10270205B2 (en) Lever-type connector
CN108141097A (en) Motor and the brake apparatus including the motor
JP7083751B2 (en) Plug connector for connecting conduits for liquid or gaseous media
US6836038B2 (en) Motor having grounding structure for reducing radio noise
CN104617714B (en) Countermeasure set is removed, the application of the electric motor and electric motor of countermeasure set of taking
CN109980430A (en) Connector
JP6546934B2 (en) Automotive electrical wiring connector
CN104425957A (en) Connector
CN106921088A (en) Connector and plug connection equipment
CN109818458A (en) Motor and mobile unit
JP5533736B2 (en) Liquid level detector
CN110318978B (en) Vehicle-mounted electric compressor
JP7259223B2 (en) electric oil pump
CN110268605A (en) Motor
CN109324430B (en) Display assembly with internal housing
CN106253539A (en) End shield system and the motor driver with end shield system
CN103154796B (en) Sleeve for optical connector and optical connector

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant