CN1592040A - Small motor with fixed connector - Google Patents
Small motor with fixed connector Download PDFInfo
- Publication number
- CN1592040A CN1592040A CN 200410074958 CN200410074958A CN1592040A CN 1592040 A CN1592040 A CN 1592040A CN 200410074958 CN200410074958 CN 200410074958 CN 200410074958 A CN200410074958 A CN 200410074958A CN 1592040 A CN1592040 A CN 1592040A
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- CN
- China
- Prior art keywords
- lead
- motor
- lead wire
- maintaining part
- fixed
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- 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.)
- Pending
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- Motor Or Generator Frames (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
To share a motor which is a base even if the specification of a lead wire changes by fitting the lead wire outside a motor case lid, to facility fitting into equipment by making the back surface of the motor case lid flat, and to assure the part of holding the lead wire with no change in thickness of the motor case lid. The core part at the tip of a lead wire is electrically connected and fixed to a pair of motor terminals led out of the motor case lid. A lead wire holding part comprising a pair of lead wire penetrating part and a groove continuous outward in the radial direction is expanded in the radial direction of the motor case lid. The lead wire supported by the lead wire penetrating part that has almost same diameter with the lead wire is allowed to be bent backward at the outermost side, in the radial direction, of the motor body in the groove.
Description
Technical field
The present invention relates to be used to make mobile phone to produce the miniature motor that vibration is used etc., this motor is broken string and the high miniature motor that is fixed with lead of productivity ratio that is installed on the equipment easily, is difficult for causing lead.
Background technology
Generally, portable phone etc. has the function that the vibration of utilizing comes the reception of alert signal.For producing this vibration, mainly adopt motor.By eccentric hammer is installed on the output shaft of motor, and make this eccentric hammer rotation, just make motor vibrations, the portable phone itself that maintains this motor is vibrated.Along with the miniaturization of vibration telephone set, the motor of this purposes also develops to miniaturization.For example, the motor total length is 10mm, and diameter of motor is 4mm.
This very small-sized portable phone produces the motor of vibration usefulness, be with lead break-through motor shell lid and feed inner, after inside makes the lead bending, on the portion of terminal that solder etc. is installed in brush combines.Though on this lead installation portion that to be the concentrated stress that will cause because of external force be applied on the portion of terminal,, exist following problem in this case to prevent broken string.
● owing to be, pretend the industry difficulty in the inner installation of motor shell lid.
If ● the specifications vary of lead, then assemble the kind increase that motor shell covered and finished motor, the management trouble.
● if the specifications vary of lead then must begin to change production equipment sometimes from the operation of suitable front.
● when motor installation portion design is in portable phone, must consider that the space that lead is used designs.
In addition, Fig. 8 is the figure (with reference to patent documentation 1) of the existing structure of the front that the is illustrated in motor shell lid groove that is provided with the folding and unfolding lead.As shown in the figure, cover, have the recess of accommodating that lead uses at the motor shell that is fixed in the motor shell rear end.Be drawn out to lead outside, that is connected with terminal from motor inside, make a circulation in lead is accommodated recess, the lead conveying end sandwich fixing after, be removed and be used for the outside connection.Like this, the circuitous property of the lead that covers of motor shell is good.
But, accommodate the groove that motor is used because be provided with, thus exist the problem that must correspondingly thicken motor shell lid, and if motor be subminiature, then exist the problem in the space of not establishing groove.
[patent documentation 1] spy opens flat 10-155252 communique
Summary of the invention
So, the objective of the invention is to address these problems, conductor mounting is carried out in the outside at the motor shell lid, even the specifications vary of lead, but also generalization of motor as the basis, and motor shell is covered the back side be set as the plane and in equipment, install easily, and the position of under the situation of the thickness that does not change the motor shell lid, guaranteeing to keep lead.
The miniature motor that is fixed with lead of the present invention is electrically connected the heart yearn of lead front end part and be fixed on by solder etc. respectively and is drawn out on the outside a pair of motor terminal of motor shell lid.Footpath at the motor shell lid upwards is formed with the lead maintaining part highlightedly, and this lead maintaining part has couple of conductor by portion and the groove that links to each other with its radial outside.In addition, constitute by the lead that portion supports by the lead that has with the roughly the same diameter of lead, at slot part, in the outermost radial outside of motor body, can be rearward crooked.
In order to carry out the location of heart yearn part easily, above-mentioned lead maintaining part be provided with lead tunicle end bump to.In addition, in order positively to carry out the combination of motor terminal and heart yearn, above-mentioned lead maintaining part is provided with and is used to tapering that heart yearn is partly takeoff.
Again, the rubber bracket is installed on the motor body, and, below the maximum gauge that the outstanding lead maintaining part that forms is the rubber bracket equal.
According to the present invention, by at the maintaining part fixing cord, even external force such as tension force are applied on the lead, its stress also acts on the maintaining part, and concentrated stress does not act on the heart yearn fixed part on the motor terminal, thereby has the effect that prevents conductor cord disconnection.In addition, improve, motor shell is covered the back side be set as flatly, can easily in equipment, install by the installation effectiveness that lead is made a circulation in the end (outermost radial outside) of motor shell lid, make in equipment, to install.And, owing to lead can be installed in the outside of motor shell lid, so even the specifications vary of lead, but as the also generalization of motor on basis, therefore, make the productivity ratio raising, motor cheaply can be provided.
By the combination of lead by portion and groove, lead does not cover profile to radially outstanding from motor shell, like this, can prevent and motor erection unit generation interference, and installation effectiveness is improved.
Because be provided with bumping to portion that lead tunicle end uses, the fixed position of lead is certain, and heart yearn is certain with respect to the length of motor terminal, thereby has the effect that makes the operability raising when connecting by solder etc.
In order positively to carry out the combination of motor terminal and heart yearn, be provided with and be used to tapering that heart yearn portion is takeoff, like this, the space efficiency height, simultaneously, owing to heart yearn is not configured in the central portion of motor terminal projecting height along the motor shell capping, so have the effect that the operating efficiency when connecting by solder etc. is improved.In addition, when solder, owing to soft solder is easy to flow on the whole at heart yearn, so have the effect that improves connection reliability and solder intensity.
Description of drawings
Fig. 1 with the present invention specialize, the figure of the unitary construction of illustration motor, Fig. 1 (A) represents end view, Fig. 1 (B) represents dorsal view.
Fig. 2 is the figure of the private side of illustration motor shell lid, and Fig. 2 (A) is a cutaway view, and Fig. 2 (B) is the inner face figure that observes from the motor private side.
Fig. 3 is with motor terminal and the outside figure of the uninstalled state representation motor shell lid of lead.
Fig. 4 is the outside figure of motor shell lid that motor terminal and lead have been installed in expression, and Fig. 4 (A) and Fig. 4 (B) are the different same figure of direction of observation only.
Fig. 5 is the rubber bracket being installed in the unitary construction figure of the state representation on the illustrated motor of Fig. 1, and Fig. 5 (A) is depicted as end view, and Fig. 5 (B) is depicted as dorsal view.
Fig. 6 is the cutaway view of case lid rear end side, is the figure that is used for illustrating the connection operation of lead, the state before the expression lead inserts.
Fig. 7 is the cutaway view of case lid rear end side, the state after the expression lead inserts.
Fig. 8 is the figure of the existing structure of the front that the is illustrated in motor shell lid groove that is provided with the folding and unfolding lead.
Embodiment
Below, according to illustration, the present invention will be described.Fig. 1 with the present invention specialize, the figure of the unitary construction of illustration motor, Fig. 1 (A) is depicted as the side diagrammatic sketch, Fig. 1 (B) is depicted as dorsal view.
Make output shaft outstanding, and roughly half-terete eccentric hammer off-centre is fixed on the fore-end of this output shaft from the front end of motor body.Make the eccentric hammer swing by the revolving force that utilizes output shaft, just can make motor vibration itself.In addition, in the following description, with the eccentric hammer side as " front " of motor, with motor shell cover side as " back ", with motor installed surface side as " following ", its opposition side is described as " top ".
Detailed content of the present invention is to utilize to the lower side outstanding maintaining part to fix lead as hereinafter described, and like this, as shown in the figure, lead can not disturb the motor installed surface ground distribution that makes a circulation, the convenience that raising is installed from the end of motor shell lid in equipment.For example, for the fractional motor about foregoing motor total length 10mm, diameter of motor 4mm, employing because lead is drawn from the position near central authorities of motor shell lid, is supported this motor so be difficult to cover a side (motor rear end face) by motor shell during with reference to the illustrated prior art of Fig. 8.
Fig. 2 is the figure of the private side of illustration motor shell lid, and Fig. 2 (A) is a cutaway view, and Fig. 2 (B) is the inner face figure that observes from the motor private side.Cover at resinous motor shell a pair of brush and motor terminal are installed, to combine and be drawn out to the motor shell lid outside with the end of described brush respectively for this motor terminal.The leading section of this motor terminal is projected into the outside from motor terminal patchhole shown in Figure 3.
Fig. 3 is the figure with motor terminal and the uninstalled state representation motor shell lid of lead outside.On plastic this case lid, be provided with the maintaining part that keeps couple of conductor to use.Maintaining part from motor body radially (following direction) stretch out, and with the connecting portion of motor terminal beyond also keep lead, it has couple of conductor by portion and the groove that links to each other with its radial outside.The lead that the lead that one end is connected with motor terminal is drawn out to motor installed surface one side (among the figure direction) down has the diameter roughly the same with lead by portion, by supporting fixing cross section of inserting lead wherein to be circular through hole or to be that the blank part of C shape forms with the section that parts such as its top are cut away.In addition, groove is used in the exit of lead by subordinate's side (figure downside), makes lead can cover the outermost radial outside bending rearward of (motor body) at motor shell.
Fig. 4 is the outside figure of motor shell lid that motor terminal and lead have been installed in expression, and Fig. 4 (A) and Fig. 4 (B) are the different same figure of direction of observation only.As shown in the figure, the front end of couple of conductor extends to the side of motor terminal.On this position, connect with the solder in the operation of back or spot welding, conductive adhesive etc.Lead roughly is bent at right angles and is exported to the outside at motor body rear at the slot part of lead by portion outlet.
Like this,, can carry out conductor mounting in final operation by being located at the case lid outside to a pair of motor terminal and the lead maintaining part of motor power supply, can generalization as the motor on basis.In addition, lead maintaining part and case lid are set as one and are located on the outstanding position, lead is circuitous from the outermost end of motor shell lid, like this, can make the back side of motor shell lid become the plane.By the combination of lead, lead can be set as and cover profile to radially outstanding from motor shell by portion and groove again.Because this maintaining part is located on the outstanding position, so little to the influence of other parts, the degree of freedom of design increases, and by studying the shape of protuberance, replaces the used lead of the present invention, also becomes to keep other input terminal (leaf spring etc.) easily.
Fig. 5 is the rubber bracket being contained in the unitary construction figure of the state representation on the illustrated motor of Fig. 1, and Fig. 5 (A) represents end view, and Fig. 5 (B) represents dorsal view.Be assembled in the motor body on the portable phone, covered by the rubber bracket usually.The rubber bracket keeps motor shell, so that can stablize maintenance when being contained in groups of motors on the portable phone.Like this, when utilizing eccentric hammer to make motor vibrations, can not produce unnecessary rattle on the framework of slave unit.
Like this owing on equipment, install again after being installed in rubber bracket etc. on the motor according to the vibration purposes, so the maintaining part of Xing Chenging highlightedly, as long as be rubber carriage etc. maximum gauge on an equal basis below, the size that then can diameter make progress is influential.Therefore, because maintaining part is located on the outstanding position, this outstanding position is of a size of below the maximum gauge of rubber bracket etc., so do not need to change the necessary size of parts as the basis, does not need to change the thickness that motor shell covers by changing design.
Fig. 6 and Fig. 7 are the cutaway views of case lid rear end side, are the figure that is used for illustrating the connection operation of lead.Fig. 6 represents the state before lead inserts, the state after Fig. 7 represents to insert.Though lead is positioned at one deck plane by the bottom of portion and groove, the side of the motor terminal at the heart yearn part place of lead front end, upper in the position in the layer plane higher than this position.From the low layer position of lead by portion, via be provided with step bump to, and then from connecting on the residing high layer of guiding line front end heart yearn part by the tapering here.Lead is common insulation tunicle electric wire, peels the insulation tunicle before the insertion in advance on the fore-end specific length off.This lead is inserted into lead by in the portion from the groove side of case lid shown in Figure 3.The front end heart yearn part of lead as shown in Figure 6, by after the portion, arrives the tapering by lead when inserting.Heart yearn partly utilizes this tapering to takeoff and is drawn towards the side of motor terminal.At this moment, insulation is contacted with playing bumping to portion of block effect by the front end of membranous part, stops lead to move on.On this position, front end heart yearn part is welded on the motor terminal with soft soldering method.
Claims (4)
1. miniature motor that is fixed with lead is electrically connected the heart yearn part of lead front end respectively and is fixed on to export on the outside a pair of motor terminal of motor shell lid and constitutes, it is characterized in that,
Footpath in the said motor case lid upwards is formed with the lead maintaining part highlightedly, and this lead maintaining part has couple of conductor by portion and the groove that links to each other with its radial outside,
Constitute by the lead that portion supported by the above-mentioned lead that has with the roughly the same diameter of lead, at above-mentioned slot part, in the outermost radial outside of motor body, can be rearward crooked.
2. the miniature motor that is fixed with lead as claimed in claim 1 is characterized in that, in order to carry out the location of heart yearn part easily, above-mentioned lead maintaining part has bumping to portion of lead tunicle end.
3. the miniature motor that is fixed with lead as claimed in claim 1, in order to make motor terminal and heart yearn combination really, above-mentioned lead maintaining part is provided with and is used to tapering that heart yearn is partly takeoff.
4. the miniature motor that is fixed with lead as claimed in claim 1 is installed in the rubber carriage on the motor body, and above-mentioned lead maintaining part is tab-like to be become below maximum gauge equal of this rubber carriage.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP308470/2003 | 2003-09-01 | ||
| JP2003308470A JP2005080423A (en) | 2003-09-01 | 2003-09-01 | Small motor to which lead wire is bonded |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1592040A true CN1592040A (en) | 2005-03-09 |
Family
ID=34410934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410074958 Pending CN1592040A (en) | 2003-09-01 | 2004-09-01 | Small motor with fixed connector |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005080423A (en) |
| CN (1) | CN1592040A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009076804A1 (en) * | 2007-12-17 | 2009-06-25 | Shanghai Moons' Electric Co., Ltd | Wire cover for motor |
| CN101958600A (en) * | 2009-06-18 | 2011-01-26 | 爱信精机株式会社 | Motor and electric wire connection method thereof with conductor connecting structure |
| CN102368638A (en) * | 2011-10-27 | 2012-03-07 | 多摩川精密电机（苏州）有限公司 | Conductivity structure of motor |
| CN103032243A (en) * | 2011-10-04 | 2013-04-10 | 株式会社电装 | Starter including noise reduction filter |
| CN103107640A (en) * | 2008-07-04 | 2013-05-15 | 美蓓亚马达株式会社 | Closed-type motor |
| CN111247725A (en) * | 2017-10-27 | 2020-06-05 | 日本电产株式会社 | Motor with a stator having a stator core |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102340205A (en) * | 2010-07-22 | 2012-02-01 | 思考电机（上海）有限公司 | Motor shell with steps |
-
2003
- 2003-09-01 JP JP2003308470A patent/JP2005080423A/en not_active Withdrawn
-
2004
- 2004-09-01 CN CN 200410074958 patent/CN1592040A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009076804A1 (en) * | 2007-12-17 | 2009-06-25 | Shanghai Moons' Electric Co., Ltd | Wire cover for motor |
| CN103107640A (en) * | 2008-07-04 | 2013-05-15 | 美蓓亚马达株式会社 | Closed-type motor |
| CN103107640B (en) * | 2008-07-04 | 2015-04-15 | 美蓓亚株式会社 | Closed-type motor |
| CN101958600A (en) * | 2009-06-18 | 2011-01-26 | 爱信精机株式会社 | Motor and electric wire connection method thereof with conductor connecting structure |
| CN101958600B (en) * | 2009-06-18 | 2014-03-26 | 爱信精机株式会社 | Electric motor having wire connection structure and wire connection method for the same |
| CN103032243A (en) * | 2011-10-04 | 2013-04-10 | 株式会社电装 | Starter including noise reduction filter |
| CN102368638A (en) * | 2011-10-27 | 2012-03-07 | 多摩川精密电机（苏州）有限公司 | Conductivity structure of motor |
| CN111247725A (en) * | 2017-10-27 | 2020-06-05 | 日本电产株式会社 | Motor with a stator having a stator core |
| CN111247725B (en) * | 2017-10-27 | 2022-06-14 | 日本电产株式会社 | Motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005080423A (en) | 2005-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |