CN105071601A - Fixing structure for motor temperature controller - Google Patents
Fixing structure for motor temperature controller Download PDFInfo
- Publication number
- CN105071601A CN105071601A CN201510581994.5A CN201510581994A CN105071601A CN 105071601 A CN105071601 A CN 105071601A CN 201510581994 A CN201510581994 A CN 201510581994A CN 105071601 A CN105071601 A CN 105071601A
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- China
- Prior art keywords
- thermostat
- motor
- temperature controller
- brush holder
- casing
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Abstract
The invention provides a fixing structure for a motor temperature controller. The fixing structure comprises a motor and a temperature controller, wherein the motor comprises a brush frame and a motor shell, the brush frame is installed in the motor shell, a groove is inwardly formed in the outer wall of the brush frame, and the temperature controller is clamped and fixed in the groove and adhered to the inwall of the motor shell. Therefore, the fixing effect can be achieved without increasing any components, the cost is reduced, the overall dimensions of the motor is reduced since the temperature controller is placed inside the motor, all surfaces of the temperature controller are coated in an environment without temperature difference, thus the temperature controller has high flexibility and safety.
Description
Technical field
The present invention relates to machine field, particularly relate to a kind of fixed structure of motor temperature controller.
Background technology
Motor is widely used as a kind of power source, in reality, and the easy Yin Gaowen of motor and being burned, and motor temperature controller can protect motor not Yin Gaowen and being burned.Must ensure that thermostat can temperature-sensitive quickly and accurately, and react in time and operate, the fixed form of thermostat often determines the sensitivity of its temperature sensor.
Motor temperature controller of the prior art, there are some defects in fixed structure, such as:
Chinese patent literature CN204290634, disclose a kind of mounting structure of motor temperature controller, thermostat is fixed on the outer wall of motor case by control board, thermostat is connected on fixed head, the edge of one end of fixed head stretches out formation tongue, the other end connects Elastic buckle, casing outer wall is provided with the jack matched with tongue, and the hole clipping to match with Elastic buckle, coordinated with hole clipping by the coordinating of tongue and jack, Elastic buckle, fixing board card is connected on motor case outer wall.
Chinese patent literature CN202931119, disclose a kind of motor with Anti-burnout function, in casing rear and front end, bearing supporting shaft is housed, front and back bearings is furnished with bearing cap and outer end cap, and front and back bearings lid or front and back outer end cap are pasted with thermostat.For the former this thermostat fixed form, additional elements need be increased, i.e. fixed head, reach fixing effect, cost is high, and assembly technology is complicated, these two kinds of thermostat fixed forms, are all fixed on outer surface of motor, add the overall dimension of whole motor simultaneously, simultaneously, because the not all face of thermostat is all wrapped, is close to motor, therefore, thermostat can not the temperature on accurate perception casing surface, the each surface temperature difference of thermostat is comparatively large, and thermostat sensitivity is low, fail safe is lower.
Therefore, industry needs one badly can reach fixed effect without the need to increasing parts, and cost is low, thermostat can be placed in motor internal, reduces whole motor overall dimension, the motor temperature controller fixed structure that temperature control sensitivity is higher.
Summary of the invention
In view of this, the present invention proposes a kind of fixed structure of motor temperature controller, inwardly groove is provided with at motor brush rocker outer wall, thermostat body is connected in groove, and thermostat temperature detection face and casing inner wall are fitted, thermostat is wrapped between brush holder outer wall and casing inner wall, and brush holder and the micro-interference mode of casing fix, and thermostat sensitivity is high, fail safe is high.
The fixed structure of a kind of motor temperature controller that object according to the present invention proposes, comprise motor and thermostat, described thermostat comprises thermostat body and the lead-in wire being connected thermostat body one end, it is characterized in that: described motor comprises brush holder and casing, described brush holder is arranged in described casing, described brush holder outer wall is provided with open groove, described thermostat body is fastened in described groove, outside at least one detection faces of described thermostat is exposed to, when described brush holder is fixed in described casing, described thermostat is exposed to outer detection faces and described casing inner wall fits.
Preferably, described brush holder and described casing adopt the fit system of micro-interference.
Preferably, described thermostat body surface adopts metal material or plastics.
Preferably, described lead-in wire one end connects thermostat, and the other end is communicated with external power source.
Preferably, seamless laminating between described thermostat body and described groove.
Preferably, rectangular, the cylindrical or triangle cylindricality of described thermostat.
Compared with prior art, the present invention has following technical advantage:
Adopt brush holder and the micro-interference mode of casing to fix, assembly technology is simple and reliable, and without the need to increasing parts to reach fixed effect, cost reduces.
Thermostat body is placed in motor internal, thus decreases whole motor overall dimension.
Be wrapped in the environment without the temperature difference by each bread of thermostat body, thermostat periphery is by brush holder and cabinet enclosure, and each face is substantially without temperature difference, and thus thermostat sensitivity is high, fail safe is high.
Thermostat detection faces is metal material, and pyroconductivity is high, can perception motor temperature more accurately, plays the effect of protection motor.
The lead-in wire of thermostat body one end directly can be communicated with power end, and motor can cancel a terminal thus, reduces costs.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the overall structure schematic diagram of motor in the preferred embodiment of the present invention
Fig. 2 is the overall structure schematic diagram of brush holder in the preferred embodiment of the present invention
Fig. 3 is the overall structure schematic diagram of thermostat in the preferred embodiment of the present invention
Fig. 4 is the decomposition texture schematic diagram of the casing of motor in the preferred embodiment of the present invention, brush holder and thermostat
The Reference numeral related in accompanying drawing and part illustrate: 1. casing; 2. brush holder; 3. thermostat body; 4. groove; 5. groove baffle plate; 6. go between.
Embodiment
As described in the background art, existing thermostat fixed form, additional elements need be increased, cost is high, and assembly technology is complicated, and the not all face of thermostat is all wrapped simultaneously, therefore, thermostat can not the temperature on accurate perception casing surface, and each surface temperature difference of thermostat is comparatively large, and thermostat sensitivity is low, fail safe is lower.
Below, will be described in detail concrete technical scheme of the present invention.
Please also refer to Fig. 1 ~ Fig. 4, the fixed structure of the motor temperature controller in the present invention, comprise motor and thermostat, described thermostat comprises thermostat body 3 and the lead-in wire 6 being connected thermostat body 3 one end, motor comprises brush holder 2 and casing 1, brush holder 2 is arranged in casing 1, brush holder 2 outer wall is provided with open groove 4, thermostat body 3 is fastened in groove 4, outside at least one detection faces of thermostat is exposed to, when brush holder is fixed in casing, thermostat is exposed to outer detection faces and casing 1 inwall fits.
Particularly, motor in the present invention, it is brush motor, it comprises casing 1 and brush holder 2, and brush holder 2 is installed on the inside of casing 1, is also provided with carbon brush in the inside of casing 1, and be provided with commutator or collector ring, carbon brush contacts with commutator or collector ring surface sliding, and pressure can be added on carbon brush by spring by brush holder 2, makes carbon brush stably conduction current between fixed body and rotary body.Also thermostat is included at motor internal, thermostat comprises thermostat body 3 and the lead-in wire 6 being connected to its one end, thermostat body 3 adopts bimetal leaf as the temperature module, and when motor normally works, bimetal leaf is in free state, contact is in closed or off-state, when temperature reaches operating temperature, bimetal leaf is heated and produces internal stress and rapidly action, opens or closing contact, cut off or connect circuit, thus playing temperature control function.When motor is cooled to reset temperature, contact automatically closes or opens, and recover normal operating conditions, in addition, thermostat also can select other types, is not restricted this.For guaranteeing good temperature-sensitive effect; heat-conducting silicone grease or the similar heat-conducting medium of other performance can be coated in the detection faces of thermostat; the detection faces of thermostat body 3 can adopt plastics or metal material; metal material pyroconductivity is high; thermostat can accurately perception motor temperature, plays the effect of protection motor.The arbitrary shapes such as rectangular, the cylindrical or triangle cylindricality of thermostat body 3, are not restricted this, as long as possess good temperature control effect.
Brush holder 2 entirety is in circular, in excircle one end of brush holder 2, the outer wall of brush holder 2 is provided with open groove 4, that face towards casing 1 inwall of groove 4 is non-enclosed, outside at least one detection faces of thermostat is exposed to thus, the micro-volume being greater than thermostat body 3 of the volume of groove 4, thermostat body 3 is made just to be fastened in groove 4, when brush holder is fixed in casing, thermostat is exposed to outer detection faces and casing 1 inwall fits, simultaneously, the shape of groove 4 indent is identical with the shape that thermostat body 3 embeds, rectangular, the arbitrary shapes such as semi-cylindrical or triangle cylindricality, the inwall of the side surface of thermostat body 3 and groove 4 is fitted, the seamless cooperation of both realizations.In the lower end of groove 4, be also provided with groove baffle plate 5, to support the lower end of thermostat body 3, avoid the landing of thermostat.In the periphery of brush holder 2, parcel casing 1, brush holder 2 and casing 1 adopt the fit system of micro-interference, simultaneously, thermostat body 3 is also wrapped between brush holder 2 outer wall and casing 1 inwall simultaneously, and a temperature detection face of thermostat body 3 and casing inner wall fit, and temperature control detects more accurate.
Arrange lead-in wire 6 in one end of thermostat body 3, one end of lead-in wire 6 connects thermostat body 3, and the other end of lead-in wire is communicated with external power source, and one end of lead-in wire 6 can be regarded as a terminal by motor thus, thus can cancel a terminal, to reduce costs.
Motor temperature controller fixed structure in the present invention, comprise motor and thermostat, thermostat comprises thermostat body 3 and the lead-in wire 6 being connected thermostat body one end, motor comprises brush holder 2 and casing 1, brush holder 2 is fixed in casing 1, brush holder outer wall is inwardly provided with open groove 4, and thermostat body 3 is fastened in groove 4, and has at least one side temperature detection face and casing inner wall to fit.Thus, can reach fixed effect without the need to increasing parts, cost reduces, and thermostat body is placed in motor internal, decreases whole motor overall dimension, and each bread of thermostat body 3 is wrapped in the environment without the temperature difference, and thermostat sensitivity is high, fail safe is high.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (6)
1. the fixed structure of a motor temperature controller, comprise motor and thermostat, described thermostat comprises thermostat body and the lead-in wire being connected thermostat body one end, it is characterized in that: described motor comprises brush holder and casing, described brush holder is arranged in described casing, described brush holder outer wall is provided with open groove, described thermostat body is fastened in described groove, outside at least one detection faces of described thermostat is exposed to, when described brush holder is fixed in described casing, described thermostat is exposed to outer detection faces and described casing inner wall fits.
2. the fixed structure of a kind of motor temperature controller as claimed in claim 1, is characterized in that: described brush holder and described casing adopt the fit system of micro-interference.
3. the fixed structure of a kind of motor temperature controller as claimed in claim 1, is characterized in that: described thermostat body surface adopts metal material or plastics.
4. the fixed structure of a kind of motor temperature controller as claimed in claim 1, is characterized in that: described lead-in wire one end connects thermostat, and the other end is communicated with external power source.
5. the fixed structure of a kind of motor temperature controller as claimed in claim 1, is characterized in that: seamless laminating between described thermostat body and described groove.
6. the fixed structure of a kind of motor temperature controller as claimed in claim 1, is characterized in that: rectangular, the cylindrical or triangle cylindricality of described thermostat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510581994.5A CN105071601B (en) | 2015-09-14 | 2015-09-14 | A kind of fixed structure of motor temperature controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510581994.5A CN105071601B (en) | 2015-09-14 | 2015-09-14 | A kind of fixed structure of motor temperature controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105071601A true CN105071601A (en) | 2015-11-18 |
| CN105071601B CN105071601B (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510581994.5A Active CN105071601B (en) | 2015-09-14 | 2015-09-14 | A kind of fixed structure of motor temperature controller |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0453575A1 (en) * | 1989-11-13 | 1991-10-30 | Nkk Corporation | Small dc motor |
| CN1783664A (en) * | 2004-12-01 | 2006-06-07 | 乐金电子(天津)电器有限公司 | Installing structure of heat protector of plastic packaged motor stator |
| CN101282056A (en) * | 2007-04-04 | 2008-10-08 | 松下电器产业株式会社 | Device for protecting temperature of brushless dc motor |
| CN202231567U (en) * | 2011-09-29 | 2012-05-23 | 浙江松田汽车电机***有限公司 | Brush holder assembly of glass lifter motor |
| CN203377743U (en) * | 2013-07-17 | 2014-01-01 | 广东威灵电机制造有限公司 | A fixing structure of a motor temperature controller and a motor using the same |
| CN103915947A (en) * | 2014-03-31 | 2014-07-09 | 广东威灵电机制造有限公司 | Temperature controller fixing structure and motor with same |
| CN204928490U (en) * | 2015-09-14 | 2015-12-30 | 莱克电气股份有限公司 | Fixed structure of motor temperature controller |
-
2015
- 2015-09-14 CN CN201510581994.5A patent/CN105071601B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0453575A1 (en) * | 1989-11-13 | 1991-10-30 | Nkk Corporation | Small dc motor |
| CN1783664A (en) * | 2004-12-01 | 2006-06-07 | 乐金电子(天津)电器有限公司 | Installing structure of heat protector of plastic packaged motor stator |
| CN101282056A (en) * | 2007-04-04 | 2008-10-08 | 松下电器产业株式会社 | Device for protecting temperature of brushless dc motor |
| CN202231567U (en) * | 2011-09-29 | 2012-05-23 | 浙江松田汽车电机***有限公司 | Brush holder assembly of glass lifter motor |
| CN203377743U (en) * | 2013-07-17 | 2014-01-01 | 广东威灵电机制造有限公司 | A fixing structure of a motor temperature controller and a motor using the same |
| CN103915947A (en) * | 2014-03-31 | 2014-07-09 | 广东威灵电机制造有限公司 | Temperature controller fixing structure and motor with same |
| CN204928490U (en) * | 2015-09-14 | 2015-12-30 | 莱克电气股份有限公司 | Fixed structure of motor temperature controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105071601B (en) | 2018-01-30 |
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