CN212163009U

CN212163009U - Motor end cover sealing device

Info

Publication number: CN212163009U
Application number: CN202020834743.XU
Authority: CN
Inventors: 邱裕生; 周天和
Original assignee: Wuhu Hengdong Motor Technology Co ltd
Current assignee: Wuhu Hengdong Motor Technology Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-12-15
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses a motor end cover sealing device which belongs to the sealing device field, comprising a motor, the motor is fixedly connected with an output shaft, the output shaft is fixedly sleeved with a bearing, the bearing is fixedly connected with a motor shell and a sealing shell, the motor is fixedly connected with the motor shell, the right end of the motor shell is fixedly provided with a bolt groove, the left end of the sealing shell is provided with a bolt hole, the bolt hole is fixedly connected with the bolt groove through a bolt, the left end of the sealing shell is fixedly connected with a waterproof layer, the right end of the motor shell is provided with a dustproof gasket, the side wall of the sealing shell is provided with heat dissipation holes, the motor end cover sealing device is provided with the waterproof layer and the dustproof gasket to effectively resist water, dust and oil mist, so that the water, the dust and the oil mist can not enter the motor, the motor is affected, the degree of fit of the motor shell and the sealing shell is increased, the sealing device has a simple structure and can be produced in large quantities.

Description

Motor end cover sealing device

Technical Field

The utility model relates to a sealing device field specifically is a motor end cover sealing device.

Background

The motor mainly functions to generate driving torque and is used as a power source of electrical appliances or various machines, the end cover is a rear cover arranged behind the motor and other shells, and the quality of the motor is directly influenced if the motor is good or bad.

The sealing performance of the motor end cover determines the driving performance of the motor, the existing motor end cover is poor in sealing performance and cannot effectively resist the entering of dust, oil mist and moisture, so that the matching of all parts of the motor is not accurate enough, the stability of the motor is reduced, the driving performance of the motor is reduced, and therefore the motor end cover sealing device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor end cover sealing device for the leakproofness that proposes our current motor end cover among the solution background art is relatively poor, can not effectual keep out the entering of dust, oil mist and moisture, thereby the cooperation that causes each part of motor is not accurate enough, thereby causes the stability of motor to reduce, the problem that the transmissibility of motor reduces.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a motor end cover sealing device, includes the motor, motor fixed connection output shaft, the output shaft is fixed to cup joint the bearing, bearing fixed connection motor casing and seal shell, motor fixed connection motor casing, the motor casing right-hand member is fixed to be opened there is the bolt groove, open the seal shell left end has the bolt hole, the bolt hole passes through bolt fixed connection with the bolt groove, seal shell left end fixed connection waterproof layer, the motor casing right-hand member is equipped with dustproof gasket, the seal shell lateral wall is equipped with the louvre.

Preferably, the positions and the groups of the bolt grooves correspond to those of the bolt holes, four groups of the bolts are uniformly distributed along the central line of the sealing shell, and the connecting part of the bolts and the sealing shell is provided with a spring fastening gasket.

Preferably, the bearing is in interference fit with the motor shell and the sealing shell, the bearing is in interference fit with the output shaft, and the axis of the bearing and the axis of the output shaft are on the same straight line.

Preferably, the sealing shell is made of a heat conducting material.

Preferably, the heat dissipation holes are multiple groups, and the heat dissipation holes are uniformly distributed on the side wall of the sealing shell.

Preferably, the outer wall of the motor shell, the inner cavity of the sealing shell and the outer wall are coated with protective layers.

Preferably, waterproof layer and dustproof gasket are high temperature resistant heat conduction material, and it has the through-hole corresponding with bolt and bearing to open on the dustproof gasket, and dustproof gasket and bearing interference fit.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of motor end cover sealing device, when using, be equipped with waterproof layer and dustproof gasket and can effectually keep out water, dust and oil mist, make it can not enter into the motor in, cause the influence to the motor, and carry out certain increase to the degree of adaptability of motor casing and seal shell, be equipped with the heat dissipation degree that the louvre increased the motor, can effectually continuously dispel the heat to the motor, and sealing device structure is comparatively simple, but bulk production.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic front sectional view of the present invention;

fig. 2 is a partially enlarged schematic view of the present invention.

In the figure: 1 motor, 2 output shafts, 3 bearings, 4 motor casings, 5 sealing shells, 6 bolt grooves, 7 bolt holes, 8 bolts, 9 waterproof layers, 10 dustproof gaskets and 11 heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a motor end cover sealing device for can be used for motor end cover sealing device please refer to and draw together figure 1, this kind of motor end cover sealing device includes: an electric machine 1.

Please refer to fig. 1 and 2, a motor 1 is fixedly connected with an output shaft 2, the output shaft 2 is fixedly sleeved with a bearing 3, the bearing 3 is fixedly connected with a motor casing 4 and a sealing casing 5, the motor 1 is fixedly connected with the motor casing 4, a bolt groove 6 is fixedly arranged at the right end of the motor casing 4, a bolt hole 7 is arranged at the left end of the sealing casing 5, the bolt hole 7 is fixedly connected with the bolt groove 6 through a bolt 8, the left end of the sealing casing 5 is fixedly connected with a waterproof layer 9, the waterproof layer 9 can effectively prevent water and oil mist from entering the motor casing 4 to cause transmission influence on the motor 1, the right end of the motor casing 4 is provided with a dustproof gasket 10, the dustproof gasket 10 can prevent dust from entering the motor casing 4 to cause damage on the motor 1, the side wall of the sealing casing.

Referring to fig. 1 and 2, the positions and the numbers of the bolt grooves 6 and the bolt holes 7 correspond to each other, four groups of bolts 8 are uniformly distributed along the center line of the sealing shell 5, and spring fastening gaskets are arranged at the connecting parts of the bolts 8 and the sealing shell 5 and have a pressing effect.

Referring to fig. 1, the bearing 3 is in interference fit with the motor housing 4 and the sealing housing 5, the bearing 3 is in interference fit with the output shaft 2, and the axis of the bearing 3 and the axis of the output shaft 2 are on the same straight line, which is in accordance with the installation process, convenient for installation, and can improve the stability of the motor 1.

Referring to fig. 1, the sealing case 5 is made of a heat conductive material, and can conduct heat away from the motor 1 and dissipate heat in time.

Referring to fig. 1, a plurality of heat dissipation holes 11 are provided, and the heat dissipation holes 11 are uniformly distributed on the sidewall of the sealing case 5.

Referring to fig. 1, the outer wall of the motor housing 4 and the inner and outer walls of the sealing housing 5 are coated with protective layers to prevent corrosion.

Referring to fig. 1 and 2, the waterproof layer 9 and the dustproof gasket 10 are made of high-temperature-resistant heat-conducting material, and can timely guide out heat of the motor 1 in the motor casing 4, the dustproof gasket 10 is provided with through holes corresponding to the bolts 8 and the bearing 3, and the dustproof gasket 10 is in interference fit with the bearing 3.

When the motor is used specifically, firstly, the dustproof gasket 10 is placed at the right end of the motor shell 4 to block dust to a certain degree, so that the dust is prevented from entering the motor to cause damage to the motor, the bolt groove 6 at the right end of the motor shell 4 is opposite to the bolt hole 7 at the left end of the sealing shell 5 and is fixed by using the bolt 8, the bolt 8 is fixed with the sealing shell 5 through the spring fastening gasket to enable the bolt to be fixed more tightly, the waterproof layer 9 is fixedly connected at the left end of the sealing shell 5, the waterproof layer 9 has a certain waterproof function, so that water cannot enter the motor to cause damage to the motor, meanwhile, the bolt 8 cannot be rusted, the bolt 8 cannot be firm to cause poor sealing effect of a motor end cover, the side wall of the sealing shell 5 is provided with the heat dissipation holes 11, the heat dissipation holes 11 can effectively discharge heat generated by the motor 1 in time, and the motor 1 cannot, thereby causing a reduction in the service life of the motor 1.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a motor end cover sealing device, includes motor (1), its characterized in that: motor (1) fixed connection output shaft (2), output shaft (2) fixed cup joint bearing (3), bearing (3) fixed connection motor casing (4) and sealed shell (5), motor (1) fixed connection motor casing (4), motor casing (4) right-hand member is fixed to be opened there is bolt groove (6), open sealed shell (5) left end has bolt hole (7), bolt hole (7) and bolt groove (6) are through bolt (8) fixed connection, sealed shell (5) left end fixed connection waterproof layer (9), motor casing (4) right-hand member is equipped with dustproof gasket (10), sealed shell (5) lateral wall is equipped with louvre (11).

2. The motor end cap seal assembly of claim 1, wherein: the bolt grooves (6) correspond to the bolt holes (7) in position and number, the bolts (8) are evenly distributed in four groups along the central line of the sealing shell (5), and spring fastening gaskets are arranged at the connecting parts of the bolts (8) and the sealing shell (5).

3. The motor end cap seal assembly of claim 1, wherein: bearing (3) and motor casing (4) and sealed shell (5) interference fit, bearing (3) and output shaft (2) interference fit, and bearing (3) axis and output shaft (2) axis are on same straight line.

4. The motor end cap seal assembly of claim 1, wherein: the sealing shell (5) is made of heat conducting materials.

5. The motor end cap seal assembly of claim 1, wherein: the heat dissipation holes (11) are multiple groups, and the heat dissipation holes (11) are uniformly distributed on the side wall of the sealing shell (5).

6. The motor end cap seal assembly of claim 1, wherein: and protective layers are coated on the outer wall of the motor shell (4), the inner cavity of the sealing shell (5) and the outer wall of the sealing shell.

7. The motor end cap seal assembly of claim 1, wherein: waterproof layer (9) and dustproof gasket (10) are high temperature resistant heat conduction material, it has the through-hole corresponding with bolt (8) and bearing (3) to open on dustproof gasket (10), and dustproof gasket (10) and bearing (3) interference fit.