CN206481202U - Brush DC Hall external motor for electric car - Google Patents

Brush DC Hall external motor for electric car Download PDF

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Publication number
CN206481202U
CN206481202U CN201720083385.1U CN201720083385U CN206481202U CN 206481202 U CN206481202 U CN 206481202U CN 201720083385 U CN201720083385 U CN 201720083385U CN 206481202 U CN206481202 U CN 206481202U
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CN
China
Prior art keywords
hall
motor
fan
brush
bonnet
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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.)
Expired - Fee Related
Application number
CN201720083385.1U
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Chinese (zh)
Inventor
臧宏
Original Assignee
臧宏
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 臧宏 filed Critical 臧宏
Priority to CN201720083385.1U priority Critical patent/CN206481202U/en
Application granted granted Critical
Publication of CN206481202U publication Critical patent/CN206481202U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies in electromobility

Abstract

The utility model is related to a kind of brush DC Hall external motor for electric car, including fan housing, fan, bonnet, motor housing, stator, rotor, motor shaft and drive end bearing bracket, fan and rotor are packed on motor shaft successively, motor shaft is arranged on bonnet and drive end bearing bracket by bearing, bonnet, drive end bearing bracket and motor housing are solidly installed, stator is placed on the inside of motor housing, fan housing is provided with fan, mounting groove is offered in the middle of the outboard end of fan housing, the Hall support for installing Hall element circuit fixed plate is provided with mounting groove, cover plate is provided with the outside of Hall element circuit fixed plate, the center of mounting groove offers the fairlead of lead-out wire, installing groove edge has the extraction wire casing for extending to fan housing edge.Hall element of the present utility model is away from stator coil, it is to avoid is worked under Hall element hot environment, also reduces interference of the electromagnetic field produced during stator coil work to Hall element, be more convenient to change Hall element, extend the service life of motor.

Description

Brush DC Hall external motor for electric car
Technical field
The utility model is related to DC motor technology field, and especially a kind of brush DC Hall for electric car is external Motor.
Background technology
Current electric car is economical because of its environmental protection, is increasingly doted on by people, electro-tricycle, carriage are also wide In general transport and trip for short-distance and medium-distance.DC brushless motor in the market all uses the structure built in Hall, suddenly You are installed on stator or are installed on end cap.Because vehicle load is larger, and the surface conditions of traveling compare evil Bad, motor internal temperature is too high.A kind of electro-tricycle is provided as 1000w direct current generator, and load current is 20A, work electricity Press as 60V, under continuous load working condition, motor stator line temperature is 120 DEG C, and end cap temperature is 100 DEG C, and Hall is for a long time Work, easily damage under hot environment, cause motor cisco unity malfunction so that overhaul the Comparision trouble consumption of motor When.Also, the motor after maintenance personal overhauls, can not find the correct position of Hall, and hall sensing performance dies down, do not reached The optimum efficiency of motor, reduces motor speed, and can influence the service life of motor.
Utility model content
The technical problems to be solved in the utility model is:Deficiency in the prior art is overcome to be used for electric car there is provided one kind Brush DC Hall external motor, with realize extension motor service life purpose.
The utility model solves the technical scheme that its technical problem used:A kind of brush DC for electric car is suddenly Your external motor, including fan housing, fan, bonnet, motor housing, stator, rotor, motor shaft and drive end bearing bracket, the fan and turn Son is packed on motor shaft successively, and the motor shaft is arranged on bonnet and drive end bearing bracket by bearing, the bonnet, drive end bearing bracket and electricity Machine shell is solidly installed, and the stator is placed on the inside of motor housing, is provided with the fan outside fan housing, the fan housing The Hall support for being provided with mounting groove, the mounting groove and installing Hall element circuit fixed plate, institute are offered in the middle of side end State and cover plate is provided with the outside of Hall element circuit fixed plate, the center of the mounting groove offers the fairlead of lead-out wire, mounting groove Edge has the extraction wire casing for extending to fan housing edge.
Further, it is provided with the upper lid being engaged with its structure on the extraction wire casing.Covered in setting, prevent lead-out wire Occur friction with fan housing and cause abrasion.
Further, the edge of the Hall support is provided with locating dowel, the mounting groove and is provided with to the positioning The spacing spacing hole of post.
Further, the cover plate uses nonmetallic plastic cement material.Using the cover plate of nonmetallic plastic cement material, it can protect Hall element, it is not easy to be wounded, and manufacturing cost is low, it is easy to make.
Further, it is provided with Air Filter between the bonnet and fan.Air Filter is set, can prevent dust from entering electricity Machine enclosure, causes the damage of motor.
Further, the bonnet edge has mounting flange side, and is connected by bolt with motor housing.Bonnet Edge has mounting flange side, easy for installation.
Further, multiple fin are provided with the outer peripheral face of the motor housing.Fin is set, can finite reduction Motor temperature.
The beneficial effects of the utility model are:Hall element of the present utility model is away from stator coil, it is to avoid Hall Worked under element hot environment, also reduce interference of the electromagnetic field produced during stator coil work to Hall element, be more convenient The replacing of Hall element, extends the service life of motor, simple in construction, to consumer and maintenance personal all brings very big It is convenient.
Brief description of the drawings
The utility model is further illustrated with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 front view.
Fig. 3 is structural representations of the Fig. 1 on A-A directions.
Fig. 4 is installation diagram of the present utility model.
In figure:1. fan housing, 2. fans, 3. bonnets, 4. motor housings, 5. stators, 6. cover plates, 7. motor shafts, 8. drive end bearing brackets, 9. Hall element circuit fixed plate, 10. Hall supports, 11. mounting grooves, 12. fairleads, 13. draw lid, 15. on wire casing, 14. Air Filter, 16. fin, 101. locating dowels, 110. spacing holes.
Embodiment
The utility model is further described presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram only to show Meaning mode illustrates basic structure of the present utility model, therefore it only shows the composition relevant with the utility model.
A kind of brush DC Hall external motor for electric car as shown in Figure 1, including fan housing 1, fan 2, bonnet 3, motor housing 4, stator 5, rotor, motor shaft 7 and drive end bearing bracket 8, fan 2 and rotor are packed on motor shaft 7 successively, the motor Axle 7 is arranged on bonnet 3 and drive end bearing bracket 8 by bearing, and bonnet 3, drive end bearing bracket 8 and motor housing 4 are solidly installed, and stator 5 holds It is placed in be provided with the middle of fan housing 1, the outboard end of fan housing 1 on the inner side of motor housing 4, fan 2 and offers mounting groove 11, mounting groove The Hall support 10 for installing Hall element circuit fixed plate 9 is provided with 11, the outside of Hall element circuit fixed plate 9 is provided with cover plate 6, the center of mounting groove 11 offers the fairlead 12 of lead-out wire, and the edge of mounting groove 11 has the extraction for extending to the edge of fan housing 1 Wire casing 13.Draw and be provided with the upper lid 14 being engaged with its structure on wire casing 13.The edge of Hall support 10 is provided with locating dowel 101, the spacing hole 110 spacing to locating dowel 101 is provided with mounting groove 11.
In the present embodiment, cover plate 6 uses nonmetallic plastic cement material.Air Filter 15 is provided between bonnet 3 and fan 2. The edge of bonnet 3 has mounting flange side, and is connected by bolt with motor housing 4.Set on the outer peripheral face of motor housing 4 There are multiple fin 16.
During installation, in the spacing hole 110 of the insertion outboard end mounting groove 11 of fan housing 1 of locating dowel 101 of Hall support 10, then Hall element circuit fixed plate 9 is installed on Hall support 10, lead-out wire from fairlead 12 out after along draw wire casing 13 to Up to the outside of motor housing 4, lid 14 and cover plate 6, and securing cover plate 6 are covered successively.Replacing Hall element circuit is needed to fix During plate 9, directly changed as long as opening cover plate 6, it is convenient, fast, it is not necessary to tear the inside of motor open, ensure the sealing of motor internal Performance, and then extend the service life of motor.
Above-mentioned embodiment is only to illustrate technical concepts and features of the present utility model, and its object is to allow be familiar with this skill The personage of art can understand content of the present utility model and be carried out, and protection model of the present utility model can not be limited with this Enclose, all equivalent change or modifications made according to the utility model Spirit Essence should all cover in protection model of the present utility model In enclosing.

Claims (7)

1. outside a kind of brush DC Hall external motor for electric car, including fan housing (1), fan (2), bonnet (3), motor Shell (4), stator (5), rotor, motor shaft (7) and drive end bearing bracket (8), the fan (2) and rotor are packed in motor shaft (7) successively On, the motor shaft (7) is arranged on bonnet (3) and drive end bearing bracket (8) by bearing, the bonnet (3), drive end bearing bracket (8) and motor Shell (4) is solidly installed, and the stator (5) is placed on the inside of motor housing (4), and fan housing is provided with the fan (2) (1), it is characterised in that:Offer in mounting groove (11), the mounting groove (11) and set in the middle of the outboard end of the fan housing (1) Have on the outside of the Hall support (10) for installing Hall element circuit fixed plate (9), the Hall element circuit fixed plate (9) provided with lid Plate (6), the center of the mounting groove (11) offers the fairlead (12) of lead-out wire, and mounting groove (11) edge, which has, extends to wind Cover the extraction wire casing (13) at (1) edge.
2. the brush DC Hall external motor according to claim 1 for electric car, it is characterised in that:It is described to draw The upper lid (14) being engaged with its structure is provided with wire casing (13).
3. the brush DC Hall external motor according to claim 1 for electric car, it is characterised in that:The Hall The edge of support (10) is provided with locating dowel (101), is provided with the mounting groove (11) spacing to the locating dowel (101) Spacing hole (110).
4. the brush DC Hall external motor according to claim 1 for electric car, it is characterised in that:The cover plate (6) nonmetallic plastic cement material is used.
5. the brush DC Hall external motor according to claim 1 for electric car, it is characterised in that:The bonnet (3) Air Filter (15) is provided between fan (2).
6. the brush DC Hall external motor according to claim 1 for electric car, it is characterised in that:The bonnet (3) edge has mounting flange side, and is connected by bolt with motor housing (4).
7. the brush DC Hall external motor according to claim 1 for electric car, it is characterised in that:The motor Multiple fin (16) are provided with the outer peripheral face of shell (4).
CN201720083385.1U 2017-01-22 2017-01-22 Brush DC Hall external motor for electric car Expired - Fee Related CN206481202U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720083385.1U CN206481202U (en) 2017-01-22 2017-01-22 Brush DC Hall external motor for electric car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720083385.1U CN206481202U (en) 2017-01-22 2017-01-22 Brush DC Hall external motor for electric car

Publications (1)

Publication Number Publication Date
CN206481202U true CN206481202U (en) 2017-09-08

Family

ID=59755067

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720083385.1U Expired - Fee Related CN206481202U (en) 2017-01-22 2017-01-22 Brush DC Hall external motor for electric car

Country Status (1)

Country Link
CN (1) CN206481202U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170908

Termination date: 20190122