CN109639015A - Motor housing sealing structure and motor - Google Patents

Motor housing sealing structure and motor Download PDF

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Publication number
CN109639015A
CN109639015A CN201811582870.9A CN201811582870A CN109639015A CN 109639015 A CN109639015 A CN 109639015A CN 201811582870 A CN201811582870 A CN 201811582870A CN 109639015 A CN109639015 A CN 109639015A
Authority
CN
China
Prior art keywords
pedestal
sealing ring
motor housing
end cap
bending part
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.)
Pending
Application number
CN201811582870.9A
Other languages
Chinese (zh)
Inventor
李春华
谢燕
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.)
NANJING B.S.L NEW ENERGY TECHNOLOGY Co.,Ltd.
Original Assignee
SHANGHAI COOL WIND AUTOMOTIVE PARTS 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 SHANGHAI COOL WIND AUTOMOTIVE PARTS Co Ltd filed Critical SHANGHAI COOL WIND AUTOMOTIVE PARTS Co Ltd
Priority to CN201811582870.9A priority Critical patent/CN109639015A/en
Publication of CN109639015A publication Critical patent/CN109639015A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)

Abstract

The invention discloses a kind of motor housing sealing structure and motors, belong to technical field of motors.Motor housing sealing structure of the invention includes end cap, pedestal and sealing ring, sealing ring is cyclic annular in dome, sealing ring is identical as the peripheral shape of pedestal, sealing ring includes the first bending part, the second bending part and back-off edge, end cap lid is located on pedestal, sealing ring is fitted in the periphery of pedestal, back-off edge is hooked on the interior along upper of pedestal lobe.The structure area coverage of sealing ring in the present invention is big, and extension path is long, even if there is water to penetrate into from the first horizontal bending part, want to reach chassis interior, it will also be by the sealing ring of the second vertical bending part, the water difficulty to be flowed through is increased, and being buckled to can be such that sealing ring is securely fixed on pedestal along structure, avoid the risk that sealing ring generates displacement or falls off during end cap pushes.

Description

Motor housing sealing structure and motor
Technical field
The present invention relates to technical field of motors more particularly to a kind of motor housing sealing structure and motors.
Background technique
The electric machine controller of brushless fan partially due to need to work in the electric appliance casing that dustproof and waterproof grade is IP67, Sealing requirements for shell compared to the waterproofing grade IP44 of traditional brush motor are relatively stringent;Hence for installation Connection sealing structure between the shell of control section has special design requirement, keeps shell leakproofness more reliable, needs Want multi-ensuring.The sealing structure of existing motor housing is difficult to meet the seal request of the motor housing of brushless fan.
Summary of the invention
The purpose of the present invention is to provide a kind of motor housing sealing structure and motors, outside the motor to realize brushless fan The sealing effect that shell requires.
To achieve the above object, the following technical schemes are provided:
The present invention provides a kind of motor housing sealing structure, including end cap, pedestal and sealing ring, the sealing ring is in convex Annular shape, the sealing ring is identical as the peripheral shape of the pedestal, and the sealing ring includes the first bending part, the second bending part With back-off edge, the end cap lid is set on the base, and the sealing ring is fitted in the periphery of the pedestal, the back-off edge It is hooked on the interior along upper of the pedestal lobe.
Further, the end cap is provided with the first protrusion on first bending part.
Further, the end cap is provided with the second protrusion on second bending part.
Further, there are two first protrusion and second protrusion are respectively provided with.
Further, the sealing ring is rubber seal or silica gel sealing ring.
Further, the end cap is fixedly connected with the pedestal by screw.
Further, the mounting portion for installing electric machine controller is provided in the pedestal.
The present invention also provides a kind of motors, including motor housing sealing structure described in any of the above-described technical solution.
Further, the motor further includes electric machine controller, and the electric machine controller is arranged in the chassis interior.
Further, the electric machine controller is fixedly connected with the pedestal by screw.
Compared with prior art, motor housing sealing structure provided by the invention, including end cap, pedestal and sealing ring, it is close Seal is cyclic annular in dome, and sealing ring is identical as the peripheral shape of pedestal, and sealing ring includes the first bending part, the second bending part and falls Edge is detained, end cap lid is located on pedestal, and sealing ring is fitted in the periphery of pedestal, and back-off edge is hooked on the interior along upper of pedestal lobe. The structure area coverage of sealing ring in the present invention is big, and extension path is long, even if there is water to penetrate into from the first horizontal bending part, Want to reach chassis interior, also to increase the water difficulty to be flowed through, and be buckled to by the sealing ring of the second vertical bending part Sealing ring can be made to be securely fixed on pedestal along structure, avoid sealing ring during end cap pushes and generate displacement or de- The risk fallen.
Detailed description of the invention
Fig. 1 is the top view of the motor housing sealing structure in the embodiment of the present invention;
Fig. 2 is the explosive view of the motor housing sealing structure in the embodiment of the present invention;
Fig. 3 is the cross-sectional view in Fig. 1 along the face A-A;
Fig. 4 is the enlarged drawing of the part B in Fig. 3;
Fig. 5 is that O-ring seal is mounted on the enlarged drawing in motor housing in the prior art;
Fig. 6 is that gasket planar in the prior art is mounted on the enlarged drawing in motor housing.
Appended drawing reference: 1- end cap;2- sealing ring;The first protrusion of 21-;The second protrusion of 22-;23- is buckled to edge;3- screw;4- Electric machine controller;5- pedestal;
2 '-O-ring seal;2 ' '-planar gasket.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below It will be described in further detail in conjunction with technical solution of the attached drawing to the embodiment of the present invention, it is clear that described embodiment is only It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
As shown in Figure 1, present embodiments providing a kind of motor housing sealing structure, including end cap 1, pedestal 5 and sealing ring 2, sealing ring 2 is cyclic annular in dome, and sealing ring 2 is identical as the peripheral shape of pedestal 5, and sealing ring 2 includes the first bending part, the second folding Turn of bilge and back-off are along 23, and the lid of end cap 1 is located on pedestal 5, and sealing ring 2 is fitted in the periphery of pedestal 5, and back-off is hooked on bottom along 23 Seat 5 protrusion it is interior along upper.The structure area coverage of sealing ring 2 in the present embodiment is big, and extension path is long, even if there is water from water The first flat bending part penetrates into, it is desirable to reach inside pedestal 5, also to increase by the sealing ring 2 of the second vertical bending part The water difficulty to be flowed through, and being buckled to can be such that sealing ring 2 is securely fixed in 5 top of pedestal along upper along 23 structures, avoid The risk that sealing ring 2 generates displacement or falls off during end cap 1 pushes.
In the present embodiment, such as Fig. 4, end cap 1 is provided with the first protrusion 21 on the first bending part of sealing ring 2, it is close End cap 1 is provided with the second protrusion 22 on second bending part of seal 2.The purpose of first protrusion 21 and the second protrusion 22 is set It is to increase the magnitude of interference squeezed between end cap 1 and sealing ring 2 under the premise of the extruding force that end cap 1 and pedestal 5 are pressed is certain, Its waterproof effect is better than original 2 ' of O-ring seal (as shown in Figure 5) or planar 2 ' ' (as shown in Figure 6) of gasket.In order to It is convenient for the installation of sealing ring 2, the first protrusion 21 and the second protrusion 22 under the premise of increasing magnitude of interference between end cap 1 and pedestal 5 There are two being respectively provided with.It in the present embodiment, is fixedly connected between end cap 1 and pedestal 5 by four screws 3, sealing ring 2 is that rubber is close Seal or silica gel sealing ring, after end cap 1 connect fastening with pedestal 5, the thickness 1cm on 2 bottom edge of sealing ring is compressed to 0.5cm, First protrusion 21 and the second protrusion 22 are also compressed, and make the leakproofness between end cap 1 and pedestal 5 in the first bending part, the second folding Turn of bilge and back-off obtain triple guarantees at 23, further improve waterproof effect.
In the present embodiment, it is additionally provided with the mounting portion (not shown) for installing electric machine controller 4 in pedestal 5, has Body, there is the mounting hole for being connected with electric machine controller 4, mounting hole is provided on the top surface of mounting portion on mounting portion.
The present embodiment additionally provides a kind of motor, including above-mentioned motor housing sealing structure.Motor further includes motor control Device 4 processed, electric machine controller 4 are arranged inside pedestal 5, and specifically, electric machine controller 4 is directly fixedly connected on peace by screw 3 On the top surface in dress portion.Because having used above-mentioned motor housing sealing structure, so that the motor realizes outside the motor of brushless fan The sealing effect that shell requires, meets the waterproofing grade of the motor housing of brushless fan.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation, It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.

Claims (10)

1. a kind of motor housing sealing structure, which is characterized in that including end cap (1), pedestal (5) and sealing ring (2), the sealing Enclose that (2) are cyclic annular in dome, and the sealing ring (2) is identical with the peripheral shape of the pedestal (5), the sealing ring (2) includes the One bending part, the second bending part and back-off are along (23), and end cap (1) lid is located on the pedestal (5), by the sealing ring (2) it is fitted in the periphery of the pedestal (5), the back-off is hooked on the interior along upper of the pedestal (5) protrusion along (23).
2. motor housing sealing structure according to claim 1, which is characterized in that on first bending part described in End cap (1) is provided with first raised (21).
3. motor housing sealing structure according to claim 2, which is characterized in that on second bending part described in End cap (1) is provided with second raised (22).
4. motor housing sealing structure according to claim 3, which is characterized in that first raised (21) and described the There are two two raised (22) are respectively provided with.
5. motor housing sealing structure according to claim 1, which is characterized in that the sealing ring (2) is rubber seal Circle or silica gel sealing ring.
6. motor housing sealing structure according to claim 1, which is characterized in that the end cap (1) and the pedestal (5) It is fixedly connected by screw (3).
7. motor housing sealing structure according to claim 1, which is characterized in that be provided with and be used in the pedestal (5) The mounting portion of electric machine controller (4) is installed.
8. a kind of motor, which is characterized in that including the described in any item motor housing sealing structures of such as claim 1-7.
9. motor according to claim 8, which is characterized in that the motor further includes electric machine controller (4), the motor Controller (4) setting is internal in the pedestal (5).
10. motor according to claim 9, which is characterized in that the electric machine controller (4) passes through with the pedestal (5) Screw (3) is fixedly connected.
CN201811582870.9A 2018-12-24 2018-12-24 Motor housing sealing structure and motor Pending CN109639015A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811582870.9A CN109639015A (en) 2018-12-24 2018-12-24 Motor housing sealing structure and motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811582870.9A CN109639015A (en) 2018-12-24 2018-12-24 Motor housing sealing structure and motor

Publications (1)

Publication Number Publication Date
CN109639015A true CN109639015A (en) 2019-04-16

Family

ID=66076872

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811582870.9A Pending CN109639015A (en) 2018-12-24 2018-12-24 Motor housing sealing structure and motor

Country Status (1)

Country Link
CN (1) CN109639015A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112198429A (en) * 2020-09-11 2021-01-08 中国船舶重工集团公司第七0七研究所 Sealing and fixing device for testing aerospace gyro motor in high-temperature and low-temperature environment
CN112510902A (en) * 2020-12-02 2021-03-16 珠海格力电器股份有限公司 Sealing damping sheet, sealing device, sealing structure, shell and motor
CN114084509A (en) * 2021-11-24 2022-02-25 上海芮朔精密模塑科技有限公司 Vacuum sample cavity sealing structure

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203384364U (en) * 2013-07-30 2014-01-08 宁波兰迪汽配工业有限公司 Waterproof sealing structure with integration between plastic fastener and sealing ring
WO2016023388A1 (en) * 2014-08-15 2016-02-18 中山大洋电机股份有限公司 Motor controller and external rotor motor using same
CN107299492A (en) * 2017-07-17 2017-10-27 青岛海尔滚筒洗衣机有限公司 A kind of dispenser sealing structure, detergent dispenser and washing machine
CN206759214U (en) * 2017-05-18 2017-12-15 上海施依洛风机有限公司 A kind of blower fan external rotor electric machine
CN207835236U (en) * 2018-01-23 2018-09-07 杭州微光电子股份有限公司 Waterproof structure for motor with outer rotor and external rotor electric machine
CN109067066A (en) * 2018-08-28 2018-12-21 珠海格力电器股份有限公司 Motor shaft extension sealing structure and motor
CN209088684U (en) * 2018-12-24 2019-07-09 上海酷风汽车部件有限公司 Motor housing sealing structure and motor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203384364U (en) * 2013-07-30 2014-01-08 宁波兰迪汽配工业有限公司 Waterproof sealing structure with integration between plastic fastener and sealing ring
WO2016023388A1 (en) * 2014-08-15 2016-02-18 中山大洋电机股份有限公司 Motor controller and external rotor motor using same
CN206759214U (en) * 2017-05-18 2017-12-15 上海施依洛风机有限公司 A kind of blower fan external rotor electric machine
CN107299492A (en) * 2017-07-17 2017-10-27 青岛海尔滚筒洗衣机有限公司 A kind of dispenser sealing structure, detergent dispenser and washing machine
CN207835236U (en) * 2018-01-23 2018-09-07 杭州微光电子股份有限公司 Waterproof structure for motor with outer rotor and external rotor electric machine
CN109067066A (en) * 2018-08-28 2018-12-21 珠海格力电器股份有限公司 Motor shaft extension sealing structure and motor
CN209088684U (en) * 2018-12-24 2019-07-09 上海酷风汽车部件有限公司 Motor housing sealing structure and motor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112198429A (en) * 2020-09-11 2021-01-08 中国船舶重工集团公司第七0七研究所 Sealing and fixing device for testing aerospace gyro motor in high-temperature and low-temperature environment
CN112198429B (en) * 2020-09-11 2022-10-25 中国船舶重工集团公司第七0七研究所 Sealing and fixing device for testing aerospace gyro motor in high-temperature and low-temperature environment
CN112510902A (en) * 2020-12-02 2021-03-16 珠海格力电器股份有限公司 Sealing damping sheet, sealing device, sealing structure, shell and motor
CN114084509A (en) * 2021-11-24 2022-02-25 上海芮朔精密模塑科技有限公司 Vacuum sample cavity sealing structure

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SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20210111

Address after: No. 198, Binhuai Avenue, Lishui Economic Development Zone, Nanjing, Jiangsu, 211299

Applicant after: NANJING B.S.L NEW ENERGY TECHNOLOGY Co.,Ltd.

Address before: 588 Chunguang Road, Minhang District, Shanghai 201108

Applicant before: SHANGHAI KUFENG AUTO PARTS Co.,Ltd.

TA01 Transfer of patent application right