CN101895167B - Plastic shell motor - Google Patents

Plastic shell motor Download PDF

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Publication number
CN101895167B
CN101895167B CN2009100398520A CN200910039852A CN101895167B CN 101895167 B CN101895167 B CN 101895167B CN 2009100398520 A CN2009100398520 A CN 2009100398520A CN 200910039852 A CN200910039852 A CN 200910039852A CN 101895167 B CN101895167 B CN 101895167B
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CN
China
Prior art keywords
rear end
end cap
circuit board
plastic shell
end housing
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.)
Active
Application number
CN2009100398520A
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Chinese (zh)
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CN101895167A (en
Inventor
张旭
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.)
Zhongshan Broad Ocean Motor Co Ltd
Original Assignee
Zhongshan Broad Ocean Motor Co Ltd
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 Zhongshan Broad Ocean Motor Co Ltd filed Critical Zhongshan Broad Ocean Motor Co Ltd
Priority to CN2009100398520A priority Critical patent/CN101895167B/en
Priority to PCT/CN2010/070397 priority patent/WO2010135922A1/en
Publication of CN101895167A publication Critical patent/CN101895167A/en
Application granted granted Critical
Publication of CN101895167B publication Critical patent/CN101895167B/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/33—Drive circuits, e.g. power electronics
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/08—Insulating casings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/15—Mounting arrangements for bearing-shields or end plates
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor

Abstract

The invention discloses a plastic shell motor, which comprises a stator assembly (1), a rotor assembly (2), a control circuit board (3), bearings (4), a rotating shaft (5), a front end cover (6) and a rear end cover (7), wherein the front end cover (6) and the rear end cover (7) are assembled together to form a plurality of accommodating cavities; a bearing cavity (61) is formed at the top of the front end cover (6); a stator accommodating cavity (62) is formed below the bearing cavity (61) of the front end cover (6); a circuit board accommodating cavity (72) is formed below the stator accommodating cavity (62) and inside the rear end cover (7); a bearing cavity (71) is formed below the circuit board accommodating cavity (72) and at the bottom of the rear end cover (7); the bearings (4) are arranged inside the bearing cavities (61, 71); the stator assembly (1) is nested inside the stator accommodating cavity (62); and the control circuit board (3) is arranged inside the circuit board accommodating cavity (72). The plastic shell motor has the advantages of good reclaimable property, environmental protection, strong universality, convenient and reliable assembly and the like, and is suitable for a single-phase brushless motor and a three-phase brushless motor.

Description

A kind of plastic shell motor
Technical field:
The present invention relates to a kind of plastic shell motor.
Background technology:
At present, plastic packaging motor exists recuperability poor, and cost recovery is high; Shortcomings such as not environmental protection, versatility are not strong are along with continuous progress in science and technology; People not only possess advantages such as low cost, low noise, the assembling of plastic packaging motor be simple for exploitation; And it is good to possess recuperability, environmental protection, and the serious hope of the New-type electric machine of highly versatile and advantage such as easy installation and reliable is more and more strong.
Summary of the invention:
The purpose of this invention is to provide a kind of plastic shell motor, it is good that it possesses recovery property, and relatively environmental protection is rationally distributed, compact conformation, and advantages such as easy installation and reliable and highly versatile, it is applicable to low-power machine, particularly brushless single phase motor, three-phase brushless motor.
The objective of the invention is to be achieved through following technical proposals.
A kind of plastic shell motor comprises stator module, rotor assembly, control circuit board, bearing, rotating shaft, front end housing and rear end cap, and the rotating shaft mounting support is on bearing; The end that goes between is connected with control circuit board; The other end is drawn from the line outlet that forms between front end housing and the rear end cap, and front end housing and rear end cap are installed together and form a plurality of cavity volumes, and wherein bearing bore is formed on the front end housing top; The stator pack cavity volume is set below the bearing bore of front end housing; Below the stator pack cavity volume, the inner wiring board inclusion cavity that forms of rear end cap, below the wiring board inclusion cavity, bearing bore is formed on the rear end cap bottom, Bearing Installation is in the bearing bore the inside; Stator module is nested in stator pack cavity volume the inside, and control circuit board is installed in wiring board inclusion cavity the inside.
The periphery of above-mentioned described stator pack cavity volume forms the top seal cylinder, the end face of the top protrusion front end housing of cylinder, and the periphery of bearing bore also forms inner cylinder, the top of the top protrusion cylinder of inner cylinder.
Above-mentioned described front end housing and rear end cap are plastics manufacturings, and the area of wiring board inclusion cavity is bigger than the area of stator pack cavity volume.
Protrusion overcoat limit, above-mentioned described front end housing edge, cover limit in the edge protrusion of rear end cap, cover limit in entangle on the overcoat limit, and top, interior cover limit is embedded into the inboard groove the inside, overcoat limit of front end housing.
The joint portion of above-mentioned described front end housing and rear end cap is provided with buckle and boss respectively, and boss embeds the buckle the inside.
Four end angles of above-mentioned described front end housing and rear end cap have several installation through holes.
Above-mentioned described front end housing top end face stretches out several columns, and the through hole of column embedding control circuit board is control circuit board fixedly, and the column top has installing hole, has on the rear end cap end face and the corresponding screw of column, and available screw and column couple together.
Protruding some cylinders on the above-mentioned described rear end cap end face, by the screw, the through hole of cylinder embedding control circuit board is control circuit board fixedly.
Above-mentioned described rear end cap bottom surface is provided with cyclic reinforcing rib; The cyclic reinforcing rib periphery has installing hole; At correspondence position, the protruding supporting of the rear end cap inner bottom surface cylinder of installing hole, supporting cylinder top braces control circuit board, the cyclic reinforcing rib inboard is provided with the vertical bar reinforcement.
Above-mentioned described lead-in wire outside is equipped with wire bushing; Wire bushing is installed in the line outlet between front end housing and the rear end cap; Wire bushing is combined by maxilla and lower jaw, and all protruding two convex tendons form groove between two convex tendons on the end face of maxilla and lower jaw; The internal face of line outlet blocks the fastening wire bushing of groove, and circular wire hole is set on the wire bushing.
On the above-mentioned described front end housing top end face, column one side is provided with reference column, reference column axial support fixed stator assembly.
The present invention has following effect: 1) front end housing and rear end cap are installed together and can form independently bearing bore, stator pack cavity volume and wiring board inclusion cavity, and structure space is well arranged, and is rationally distributed; Compact conformation; Be convenient to assembling, and stable and reliable structure, structureborne noise is lower; 2) joint portion of front end housing and rear end cap is provided with buckle and boss, and through the shell of the nested cooperation composition with boss of buckle motor, assembly and disassembly is convenient and reliable; Front end housing and rear end cap are plastics manufacturings; Infrastructure cost is low, and recuperability is good, relatively environmental protection; The front end housing top end face stretches out and has screw on several columns and the rear end cap end face and couple together with screw, and it is more firm that front end housing is connected with rear end cap; 3) have custom-designed wire bushing, wire bushing sealing structure performance is good, and dustproof and waterproof property is good; 4) four of front end housing and rear end cap end angles have several installation through holes, also have installing hole on the rear end cap bottom face, can satisfy the mounting means that different clients select the different loads fixing and mounting bracket as required, and are easy installation and reliable, highly versatile.
Description of drawings:
Fig. 1 is an overall stereogram of the present invention.
Fig. 2 is the structural representation that Fig. 1 is unkitted lead-in wire and wire bushing.
Fig. 3 is another angle stereogram of Fig. 1.
Fig. 4 is the ground plan of Fig. 3.
Fig. 5 is the A-A cutaway view of Fig. 4.
Fig. 6 is the B-B enlarged drawing of Fig. 5.
Fig. 7 is the exploded view of Fig. 1.
Fig. 8 is the mounting structure sketch map of front end housing and rear end cap among Fig. 5.
Fig. 9 is the structure chart of front end housing.
Figure 10 is the structure chart of rear end cap.
Figure 11 is the structure chart of wire bushing.
Figure 12 is the structure chart of control circuit board.
Embodiment:
Below through specific embodiment and combine accompanying drawing that the present invention is described in further detail.
Extremely shown in Figure 8 like Fig. 1; A kind of plastic shell motor comprises stator module 1, rotor assembly 2, control circuit board 3, bearing 4, rotating shaft 5, front end housing 6 and rear end cap 7, and rotating shaft 5 mounting supports are on bearing 4; 11 1 ends that go between are connected with control circuit board 3; The other end is drawn from the line outlet 12 that forms between front end housing 6 and the rear end cap 7, and front end housing 6 is installed together with rear end cap 7 and forms a plurality of cavity volumes, and wherein bearing bore 61 is formed on front end housing 6 tops; Below the bearing bore 61 of front end housing 6, stator pack cavity volume 62 is set; Below stator pack cavity volume 62, the inner wiring board inclusion cavities 72 that form of rear end cap 7, below wiring board inclusion cavity 72, bearing bore 71 is formed on rear end cap 7 bottoms, bearing 4 is installed in bearing bore 61, bearing bore 71 the insides; Stator module 1 is nested in stator pack cavity volume 62 the insides, and control circuit board 3 is installed in wiring board inclusion cavity 72 the insides.
Can be known that by Fig. 6 to Figure 12 bearing 4 outsides are with bearing holder (housing, cover) 15, central through hole 35, the stator module 1 of control circuit board 3 passed in rotating shaft 5 from the bearing bore 71 of rear end cap 7; Stretch out from the centre bore 10 of the bearing bore 61 of front end housing 6 through wiring board inclusion cavity 72, stator pack cavity volume 62, the periphery of stator pack cavity volume 62 forms top seal cylinder 63, the end face of the top protrusion front end housing 6 of cylinder 63; The periphery of bearing bore 61 also forms inner cylinder 64, the top of the top protrusion cylinder 63 of inner cylinder 64, and front end housing 6 is plastics manufacturings with rear end cap 7; The area of wiring board inclusion cavity 72 is bigger than the area of stator pack cavity volume 62, protrusion overcoat limit, front end housing 6 edges 8, cover limit 9 in the edge protrusion of rear end cap 7; Cover limit 9 in entangle on overcoat limit 8, and 9 tops, interior cover limit are embedded into inboard groove 13 the insides, overcoat limit 8 of front end housing 6, and front end housing 6 is provided with buckle 19 and boss 20 respectively with the joint portion of rear end cap 7; Boss 20 embeds buckle 19 the insides; Front end housing 6 has several installation through holes 21 with four end angles of rear end cap 7, and front end housing 6 top end faces stretch out several columns 25, and the through hole 33 of column 25 embedding control circuit boards 3 is control circuit board 3 fixedly; Column 25 tops have installing hole 26; Have on rear end cap 7 end faces and column 25 corresponding screws 27, available screw and column 25 couple together, on rear end cap 7 end faces, the protruding some cylinders 14 in screw 27 next doors; The through hole 34 of cylinder 14 embedding control circuit boards 3 is control circuit board 3 fixedly, rear end cap 7
The bottom surface is provided with cyclic reinforcing rib 22, and cyclic reinforcing rib 22 peripheries have installing hole 23, at correspondence position, the protruding supporting of the rear end cap 7 inner bottom surface cylinder 9 of installing hole 23; Supporting cylinder 9 top braces control circuit boards 3; Cyclic reinforcing rib 22 inboards are provided with vertical bar reinforcement 24, and 11 outsides that go between are equipped with wire bushing 16, and wire bushing 16 is installed in the line outlet 12 between front end housing 6 and the rear end cap 7; Wire bushing 16 is combined by maxilla 17 and lower jaw 18; All form groove 30 between 29, two convex tendons 29 of protruding two convex tendons on the end face of maxilla 17 and lower jaw 18, the internal face 31 of line outlet 12 blocks groove 30 fastening wire bushings 16; Circular wire hole 32 is set on the wire bushing 16; Lead-in wire 11 is drawn from the through hole 32 of wire bushing 16 along line outlet 12, on front end housing 6 top end faces, column 25 1 sides also are provided with reference column 36, reference column 36 axial support fixed stator assemblies 1.
Stator module 1 is installed with control circuit board 3 and is linked together in addition, forms overall structure, through reference column 36 axial support fixed stator assemblies 1; The bottom surface of supporting cylinder 9 axial support control circuit boards 3; Overall structure is realized axial restraint, compact conformation, reliable and stable.

Claims (10)

1. plastic shell motor; Comprise stator module (1), rotor assembly (2), control circuit board (3), bearing (4), rotating shaft (5), front end housing (6) and rear end cap (7), rotating shaft (5) mounting support is on bearing (4), and lead-in wire (11) one ends are connected with control circuit board (3); The other end is drawn from the line outlet (12) that forms between front end housing (6) and the rear end cap (7); It is characterized in that: protrusion overcoat limit (8), said front end housing (6) edge, cover limit (9) in the edge protrusion of rear end cap (7), cover limit (9) in entangle overcoat limit (8); And top, interior cover limit (9) is embedded into inboard groove (13) the inside, overcoat limit (8) of front end housing (6); Front end housing (6) and rear end cap (7) are installed together and form a plurality of cavity volumes, and wherein bearing bore (61) is formed on front end housing (6) top, in bearing bore (61) below of front end housing (6) stator pack cavity volume (62) are set; At the inner wiring board inclusion cavity (72) that forms of below, the rear end cap (7) of stator pack cavity volume (62); Bearing bore (71) is formed on below, rear end cap (7) bottom in wiring board inclusion cavity (72), and bearing (4) is installed in bearing bore (61,71) the inside; Stator module (1) is nested in stator pack cavity volume (62) the inside, and control circuit board (3) is installed in wiring board inclusion cavity (72) the inside.
2. a kind of plastic shell motor according to claim 1; It is characterized in that: the periphery of stator pack cavity volume (62) forms cylinder (63); The end face of the top protrusion front end housing (6) of cylinder (63); The periphery of bearing bore (61) also forms inner cylinder (64), the top of the top protrusion cylinder (63) of inner cylinder (64).
3. a kind of plastic shell motor according to claim 1 and 2 is characterized in that: front end housing (6) is a plastics manufacturing with rear end cap (7), and the area of wiring board inclusion cavity (72) is bigger than the area of stator pack cavity volume (62).
4. a kind of plastic shell motor according to claim 1 and 2 is characterized in that: front end housing (6) is provided with buckle (19) and boss (20) respectively with the joint portion of rear end cap (7), and boss (20) embeds buckle (19) the inside.
5. a kind of plastic shell motor according to claim 4 is characterized in that: front end housing (6) has several installation through holes (21) with four end angles of rear end cap (7).
6. a kind of plastic shell motor according to claim 4; It is characterized in that: front end housing (6) top end face stretches out several columns (25); Column (25) passes the through hole (33) of control circuit board (3); Column (25) top has installing hole (26), has on rear end cap (7) end face and the corresponding screw of column (25) (27), and available screw and column (25) couple together.
7. a kind of plastic shell motor according to claim 4 is characterized in that: protruding some cylinders (14) on rear end cap (7) end face, by the screw (27), the through hole (34) of cylinder (14) embedding control circuit board (3) is control circuit board (3) fixedly.
8. a kind of plastic shell motor according to claim 4; It is characterized in that: rear end cap (7) bottom surface is provided with cyclic reinforcing rib (22); Cyclic reinforcing rib (22) periphery has installing hole (23); Correspondence position, the protruding supporting of rear end cap (7) inner bottom surface cylinder (9) in installing hole (23), supporting cylinder (9) top braces control circuit board (3), cyclic reinforcing rib (22) inboard is provided with vertical bar reinforcement (24).
9. a kind of plastic shell motor according to claim 1; It is characterized in that: lead-in wire (11) outside is equipped with wire bushing (16); Wire bushing (16) is installed in the line outlet (12) between front end housing (6) and the rear end cap (7); Wire bushing (16) is combined by maxilla (17) and lower jaw (18), and all protruding two convex tendons (29) form groove (30) on the end face of maxilla (17) and lower jaw (18) between two convex tendons (29); The internal face (31) of line outlet (12) blocks the fastening wire bushing of groove (30) (16), and circular wire hole (32) is set on the wire bushing (16).
10. a kind of plastic shell motor according to claim 6 is characterized in that: on front end housing (6) top end face, column (25) one sides are provided with reference column (36), reference column (36) axial support fixed stator assembly (1).
CN2009100398520A 2009-05-24 2009-05-24 Plastic shell motor Active CN101895167B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2009100398520A CN101895167B (en) 2009-05-24 2009-05-24 Plastic shell motor
PCT/CN2010/070397 WO2010135922A1 (en) 2009-05-24 2010-01-28 Plastic housing motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100398520A CN101895167B (en) 2009-05-24 2009-05-24 Plastic shell motor

Publications (2)

Publication Number Publication Date
CN101895167A CN101895167A (en) 2010-11-24
CN101895167B true CN101895167B (en) 2012-01-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
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CN (1) CN101895167B (en)
WO (1) WO2010135922A1 (en)

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DE102012218012A1 (en) * 2012-10-02 2014-04-03 Alfmeier Präzision AG Baugruppen und Systemlösungen Housing with two plastic housing parts
CN104810957B (en) * 2014-01-23 2018-09-07 珠海格力电器股份有限公司 A kind of air conditioner and its fan assembly bearing cap waterproof sealing structure
ITUA20161886A1 (en) * 2014-06-24 2015-12-24 IMPROVED BRUSHLESS MOTOR STRUCTURE
ITPD20140163A1 (en) * 2014-06-24 2015-12-24 Amer Spa PERFECT STRUCTURE OF BRUSHLESS MOTOR
CN204125760U (en) * 2014-07-12 2015-01-28 安徽聚隆传动科技股份有限公司 A kind of use in washing machine clutch converting power device
FR3043150B1 (en) * 2015-10-29 2019-10-11 Valeo Systemes Thermiques FAN MOTOR ASSEMBLY AND HEATING, VENTILATION AND / OR AIR CONDITIONING SYSTEM FOR A CORRESPONDING MOTOR VEHICLE
CN105305694B (en) * 2015-11-24 2018-09-18 广东威灵电机制造有限公司 Motor and casing assembly for motor
US10476322B2 (en) 2016-06-27 2019-11-12 Abb Schweiz Ag Electrical machine
CN106014908A (en) * 2016-07-12 2016-10-12 合肥新沪屏蔽泵有限公司 Shield electric pump
CN107059371B (en) * 2017-05-16 2019-10-25 苏州海歌电器科技有限公司 Convenient for the burner cap of hanged ironing machine and its cleaning method of cleaning
US10998792B2 (en) 2018-12-21 2021-05-04 Abb Schweiz Ag Polymeric industrial electrical machine
US11502588B2 (en) 2018-12-21 2022-11-15 Abb Schweiz Ag Manufacture of a polymeric electrical machine
CN212627337U (en) * 2020-06-24 2021-02-26 中山大洋电机股份有限公司 Take plastic envelope motor of fire resistive construction

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CN201226473Y (en) * 2008-06-16 2009-04-22 中山大洋电机股份有限公司 Assembly structure for motor end cap

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CN101150265A (en) * 2006-09-22 2008-03-26 乐金电子(天津)电器有限公司 A novel motor end cover structure
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CN201226473Y (en) * 2008-06-16 2009-04-22 中山大洋电机股份有限公司 Assembly structure for motor end cap

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WO2010135922A1 (en) 2010-12-02

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