CN207504682U

CN207504682U - A kind of electric motor end cap and its motor of application

Info

Publication number: CN207504682U
Application number: CN201721643508.9U
Authority: CN
Inventors: 罗志勇; 林炎虎; 王凤琪
Original assignee: Zhongshan Broad Ocean Motor Co Ltd
Current assignee: Zhongshan Broad Ocean Motor Co Ltd
Priority date: 2017-11-30
Filing date: 2017-11-30
Publication date: 2018-06-15
Anticipated expiration: 2027-11-30

Abstract

The utility model discloses a kind of electric motor end cap and its motors of application, electric motor end cap includes cover and cover board, the centre of cover is equipped with through-hole, bearing block is protruded from the middle part of the inner face of cover, bearing block includes bearing chamber, and bearing chamber is connected with through-hole, cover plate lid is on through-hole, radiator structure is provided on the cover board, radiator structure can radiate to bearing, be conducive to improve the service life of bearing.

Description

A kind of electric motor end cap and its motor of application

Technical field：

The utility model is related to a kind of electric motor end cap and its motors of application.

Background technology：

Existing electric motor end cap, as shown in Figure 1 and Figure 2, including cover 1a and cover board 2a, the centre of cover 1a is equipped with through-hole 3a protrudes bearing block 11a from the middle part of the inner face 12a of cover 1a, and bearing block 11a includes bearing chamber 111a, bearing chamber 11a with Through-hole 3a is connected, and cover board 2a is covered on through-hole 3a, and cover board 2a is a tablet, and cover board 2a heat dissipation effects are poor, is unfavorable for bearing heat dissipation, Influence the service life of bearing.

Invention content：

The purpose of this utility model is to provide a kind of electric motor end cap and its motor of application, passes through the lid in electric motor end cap Radiator structure is set on plate with regard to that can solve the problems, such as that bearing heat dissipation effect is poor.

The purpose of this utility model is achieved by following technical proposals.

A kind of electric motor end cap, including cover and cover board, the centre of cover is equipped with through-hole, convex from the middle part of the inner face of cover Go out bearing block, bearing block includes bearing chamber, and bearing chamber is connected with through-hole, and cover plate lid is provided on through-hole on the cover board Radiator structure.

The cover board include upper surface and lower face, radiator structure be arranged on upper surface and lower face or upper surface or Person lower face.

The radiator structure is several heat dissipation grooves.

The heat dissipation groove is the either cylindricality of circular ring shape bar shaped.

The radiator structure is several heat dissipation convex blocks.

The heat dissipation convex block is the either cylindricality of circular ring shape bar shaped.

The through-hole is equipped with counterbore, and cover plate lid is on counterbore.

The cover and be cast aluminium.

The cover board is fabricated from iron.

A kind of motor, including stator module, rotor assembly, shell and end cap, stator module is nested in outside rotor assembly, Housing nests are outside stator module, and end cap is mounted on shell both ends, and the end cap is a kind of electric motor end cap described above.

The utility model compared with prior art, has the following effects that：

1) a kind of electric motor end cap, including cover and cover board, the centre of cover is equipped with through-hole, from the middle part of the inner face of cover Bearing block is protruded, bearing block includes bearing chamber, and bearing chamber is connected with through-hole, and cover plate lid is set on through-hole on the cover board There is radiator structure, radiator structure can radiate to bearing, be conducive to improve the service life of bearing.

2) cover board described in includes upper surface and lower face, and radiator structure is arranged on upper surface and lower face or upper surface Or lower face, positive lower face all set radiator structure, heat dissipation effect can be more preferable.

3) radiator structure described in is several heat dissipation grooves, and heat dissipation groove not only can simultaneously be covered with increasing heat radiation area For the thickness of plate also relative to thinner in the past, heat dissipation effect is more preferable.

4) radiator structure described in is several heat dissipation convex blocks, and increasing heat radiation area improves heat dissipation effect.

5) a kind of motor as a result of the end cap of the utility model description, can improve the bearing inside electric motor end cap Service life, so as to improve the service life of motor.

Description of the drawings：

Fig. 1 is the stereogram for the end cap that background technology provides；

Fig. 2 is the diagrammatic cross-section for the end cap that background technology provides；

Fig. 3 is the stereogram for the end cap that the utility model embodiment one provides；

Fig. 4 is the explosive view for the end cap that the utility model embodiment one provides；

Fig. 5 is the diagrammatic cross-section for the end cap that the utility model embodiment one provides；

Fig. 6 is the partial enlarged view of A in Fig. 5；

Fig. 7 is the stereogram for the cover board that the utility model embodiment one provides；

Fig. 8 is the stereogram of the cover board for another angle that the utility model embodiment one provides；

Fig. 9 is the stereogram of the cover board with bar shaped heat dissipation groove that the utility model embodiment one provides；

Figure 10 is the stereogram for the cover board with cylindrical heat-radiating groove that the utility model embodiment one provides.

Specific embodiment：

The utility model is described in further detail below by specific embodiment and with reference to attached drawing.

Embodiment one：

As shown in Figures 3 to 10, provided in this embodiment is a kind of electric motor end cap, including cover 1 and cover board 2, cover 1 Centre is equipped with through-hole 3, protrudes bearing block 11 from the middle part of the inner face 12 of cover 1, bearing block 11 includes bearing chamber 111, bearing Room 111 is connected with through-hole 3, and cover board 2 is covered on through-hole 3, and radiator structure 21 is provided on the cover board 2.

The cover board 2 includes upper surface 22 and lower face 23, and radiator structure 21 is arranged on upper surface 22 and lower face 23 Either upper surface 22 or lower face 23.

The radiator structure 21 is several heat dissipation grooves, i.e., is dug out from the upper surface of cover board 2 22 or lower face 23 scattered Hot groove.

As shown in Figure 7 and Figure 8, the heat dissipation groove is circular ring shape, and the heat dissipation groove of multiple circular ring shapes is from center It successively arranges outward.

As shown in figure 9, the heat dissipation groove is bar shaped, the heat dissipation groove of bar shaped is that radial arrangement can also be Other arrangement modes.

As shown in Figure 10, the heat dissipation groove is cylindricality.

The radiator structure 21 is several heat dissipation convex blocks, i.e., from the upper surface of cover board 2 22 or the surface of lower face 23 Protrude several heat dissipation convex blocks.

The heat dissipation convex block of multiple circular ring shapes is successively arranged outward from center.

The heat dissipation convex block of the circular ring shape refers to that the heat dissipation convex block of multiple circular ring shapes is successively arranged outward from center.

The through-hole 3 is equipped with counterbore 31, and cover board 2 is covered on counterbore 31.

The cover 1 and be cast aluminium.

The cover board 2 is fabricated from iron.

Embodiment two：

Provided in this embodiment is a kind of motor, and including stator module, rotor assembly, shell and end cap, stator module is embedding It is sleeved on outside rotor assembly, housing nests are outside stator module, and end cap is mounted on shell both ends, and the end cap is embodiment A kind of electric motor end cap described in one.

Better embodiment of the above example for the present invention, but the implementation of the present invention is not limited to this, and other are any Without departing from the present invention Spirit Essence with made under principle change, modification, replacement, combine, simplification, be equivalent displacement side Formula is included within protection scope of the present invention.

Claims

1. a kind of electric motor end cap, including cover (1) and cover board (2), the centre of cover (1) is equipped with through-hole (3), from cover (1) The middle part protrusion bearing block (11) of inner face (12), bearing block (11) include bearing chamber (111), bearing chamber (111) and through-hole (3) Connection, cover board (2) are covered on through-hole (3), it is characterised in that：Radiator structure (21) is provided on the cover board (2).

2. a kind of electric motor end cap according to claim 1, it is characterised in that：The cover board (2) includes upper surface (22) With lower face (23), radiator structure (21) is arranged on upper surface (22) and lower face (23) either upper surface (22) or lower face (23)。

3. a kind of electric motor end cap according to claim 1 or 2, it is characterised in that：The radiator structure (21) is several A heat dissipation groove.

4. a kind of electric motor end cap according to claim 3, it is characterised in that：The heat dissipation groove be circular ring shape or It is bar shaped either cylindricality.

5. a kind of electric motor end cap according to claim 1 or 2, it is characterised in that：The radiator structure (21) is several A heat dissipation convex block.

6. a kind of electric motor end cap according to claim 5, it is characterised in that：The heat dissipation convex block be circular ring shape or It is bar shaped either cylindricality.

7. a kind of electric motor end cap according to claim 1 or 2, it is characterised in that：The through-hole (3) is equipped with counterbore (31), cover board (2) is covered on counterbore (31).

8. a kind of electric motor end cap according to claim 1 or 2, it is characterised in that：The cover (1) and be cast aluminium.

9. a kind of electric motor end cap according to claim 1 or 2, it is characterised in that：The cover board (2) is to be fabricated from iron 's.

10. a kind of motor, including stator module, rotor assembly, shell and end cap, stator module is nested in outside rotor assembly, For housing nests outside stator module, end cap is mounted on shell both ends, it is characterised in that：The end cap is claim 1 to 9 A kind of electric motor end cap described in any one claim.