CN212909189U

CN212909189U - Motor shell with binary channels heat radiation structure

Info

Publication number: CN212909189U
Application number: CN202021550604.0U
Authority: CN
Inventors: 黄静文
Original assignee: Chang He Precision Electronics Co ltd
Current assignee: Kunshan Fengyu Precision Electronics Co.,Ltd.
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-04-06
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a motor shell with binary channels heat radiation structure, which comprises a housin, end cover and bottom, the inside of casing is provided with the stator mounting groove, first bearing and second bearing, one side inner wall that the bottom is close to the casing runs through and has seted up the opening, fixed mounting has the bearing frame on the opposite side inner wall of casing, rotate on the bearing frame and install the fan axle, the epaxial fixed mounting of fan blade, the free end fixed mounting of fan axle has even axle piece, run through on the opposite side inner wall of bottom and seted up horizontal heat dissipation channel, the both sides of casing are run through and have seted up the opening, fixed mounting has the installation strip on the opening wall of bottom, the casing is close to one side of bottom and has seted up the spacing groove, the casing is close to one side of bottom and has seted up the installation. This motor shell with binary channels heat radiation structure can carry out the three-dimensional heat dissipation of binary channels to the motor, and motor radiating effect is better.

Description

Motor shell with binary channels heat radiation structure

Technical Field

The utility model relates to a power element field specifically is a motor shell with binary channels heat radiation structure.

Background

The motor is the transliteration of an English motor, namely an electric motor and an engine. The working principle is that a starter rotor is driven to rotate by the forced rotation of an electrified coil in a magnetic field, and a pinion on the rotor drives an engine flywheel to rotate. The technical product was first used in the automotive industry at 1912.

The whole mechanism that adopts sealed protection motor of current motor shell leads to the motor shell to influence the radiating effect of motor during operation, and the long-time work of motor under high temperature can lead to motor life to reduce, and the dismantlement of motor shell is changed inconveniently, leads to very inconvenient when the motor is overhauld in the maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor shell with binary channels heat radiation structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a motor shell with a dual-channel heat dissipation structure comprises a shell, wherein one side of the shell is provided with an end cover, the other side of the shell is provided with a bottom cover, a stator mounting groove is formed in the shell, a first bearing and a second bearing are arranged in the shell, an opening is formed in the inner wall, close to the shell, of one side of the bottom cover in a penetrating mode, a bearing seat is fixedly mounted on the inner wall of the other side of the shell, a fan shaft is rotatably mounted on the bearing seat, the fan shaft is transversely arranged, fan blades are fixedly mounted on the fan shaft, a connecting shaft piece is fixedly mounted at the free end of the fan shaft, a horizontal heat dissipation channel is formed in the inner wall, close to the other side of the bottom cover in a penetrating mode, openings are formed in the two sides of the shell in a penetrating mode, mounting strips are fixedly mounted on the opening wall of the bottom, an installation inner groove is formed in one side, close to the bottom cover, of the shell, the installation inner groove is communicated with the limiting groove, and the installation inner groove is matched with the installation strip.

Preferably, the first bearing and the second bearing are fixedly installed in the shell through a bracket, and a connection line between the first bearing and the second bearing is a horizontal line.

Preferably, the number of the horizontal heat dissipation channels is several, and the horizontal heat dissipation channels are annular and are uniformly distributed on the side wall of the bottom cover.

Preferably, the bottom of casing is provided with the installing support, and the installing support has two and symmetry setting, and the bottom of installing support is run through and is seted up the installation through-hole.

Preferably, one end of the mounting bar is fixedly provided with a first magnet, the inner wall of one side of the mounting inner groove far away from the limiting groove is fixedly provided with a second magnet, and the magnetic poles of the contact surfaces of the first magnet and the second magnet are opposite.

Preferably, one side of the shell close to the bottom cover is fixedly provided with a positioning plate, the positioning plate is provided with a plurality of positioning plates which are uniformly distributed, the positioning plate is provided with a through hole in a penetrating manner and is fixedly provided with a threaded seat head, and the bottom cover is provided with a threaded hole in a penetrating manner and is matched with the threaded seat head.

Preferably, the outer surface of the shell is provided with a plurality of vertical heat dissipation channels in a penetrating manner, and the vertical heat dissipation channels are uniformly distributed around the shell.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this motor shell with binary channels heat radiation structure when using, through the motor shaft drive fan blade rotation work of motor, realizes that the horizontal direction air compulsory flow carries out horizontal heat dissipation to the heat that the motor during operation produced in the motor shell cavity, and the perpendicular heat dissipation channel that encircles on the casing can assist and carry out the heat dissipation of vertical direction to the realization carries out the three-dimensional heat dissipation of binary channels to the motor, and the radiating effect is better.

(2) This motor shell with binary channels heat radiation structure when the assembly, adopts the connected mode of rotating the joint between the casing of motor and end cover, the bottom, rotates to installation inside groove and joint in the installation inside groove from the spacing groove through the mounting bar to make things convenient for the dismantlement and the change of end cover and bottom to it is lighter and convenient to make maintenance and maintenance inside the motor.

Drawings

Fig. 1 is a schematic structural diagram of a motor casing with a dual-channel heat dissipation structure.

Fig. 2 is a front view of a motor housing with a dual channel heat sink structure.

Fig. 3 is a side view of a bottom cover in a motor housing with a dual channel heat dissipation structure.

Fig. 4 is a side cross-sectional view of a housing in a motor casing with a dual channel heat dissipation structure.

Fig. 5 is a side view of a housing in a motor housing with a dual channel heat sink structure.

In the figure: 1. a housing; 2. an end cap; 3. a bottom cover; 4. mounting a bracket; 5. a stator mounting groove; 6. a first bearing; 7. a second bearing; 8. mounting a fixing hole; 9. a fan blade; 10. a fan shaft; 11. a bearing seat; 12. a coupling member; 13. mounting a bar; 14. a first magnet; 15. a horizontal heat dissipation channel; 16. a vertical heat dissipation channel; 17. positioning a plate; 18. a threaded socket head; 19. a limiting groove; 20. installing an inner groove; 21. a second magnet.

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.

Referring to fig. 1-5, in an embodiment of the present invention, the utility model provides a motor housing with a dual-channel heat dissipation structure: the motor stator comprises a shell 1, wherein an end cover 2 is arranged on one side of the shell 1, a bottom cover 3 is arranged on the other side of the shell 1, a stator mounting groove 5 is arranged in the shell 1, a first bearing 6 and a second bearing 7 are arranged in the shell 1, an opening is formed in the inner wall, close to the shell 1, of one side of the bottom cover 3 in a penetrating mode, a bearing seat 11 is fixedly arranged on the inner wall of the other side of the shell 1, a fan shaft 10 is rotatably arranged on the bearing seat 11, the fan shaft 10 is transversely arranged, fan blades 9 are fixedly arranged on the fan shaft 10, a connecting shaft piece 12 is fixedly arranged at the free end of the fan shaft 10, a horizontal heat dissipation channel 15 is formed in the inner wall of the other side of the bottom cover 3 in a penetrating mode, openings are formed in the two sides of the shell 1 in a penetrating mode, mounting strips 13 are fixedly arranged on, the limiting grooves 19 are provided with a plurality of limiting grooves and matched with the mounting strips 13, an inner mounting groove 20 is formed in one side, close to the bottom cover 3, of the shell 1, the inner mounting groove 20 is communicated with the limiting grooves 19, and the inner mounting groove 20 is matched with the mounting strips 13.

In this embodiment, preferably, the first bearing 6 and the second bearing 7 are fixedly installed in the housing 1 through a bracket, and a connection line between the first bearing 6 and the second bearing 7 is a horizontal line.

In this embodiment, preferably, there are a plurality of horizontal heat dissipation channels 15, and the horizontal heat dissipation channels 15 are annular and uniformly distributed on the side wall of the bottom cover 3.

In this embodiment, preferably, the bottom of the housing 1 is provided with two mounting brackets 4, the two mounting brackets 4 are symmetrically arranged, and the bottom of the mounting bracket 4 is provided with a mounting through hole 8 in a penetrating manner.

In this embodiment, preferably, a first magnet 14 is fixedly mounted at one end of the mounting bar 13, a second magnet 21 is fixedly mounted on the inner wall of the mounting inner groove 20 on the side away from the limiting groove 19, and the magnetic poles of the contact surfaces of the first magnet 14 and the second magnet 21 are opposite.

In this embodiment, preferably, a plurality of positioning plates 17 are fixedly mounted on one side of the housing 1 close to the bottom cover 3, the positioning plates 17 are uniformly distributed, a through hole is formed in the positioning plate 17 in a penetrating manner, a threaded seat head 18 is fixedly mounted on the positioning plate, and a threaded hole is formed in the bottom cover 3 in a penetrating manner and matched with the threaded seat head 18.

In this embodiment, preferably, the outer surface of the housing 1 is provided with a plurality of vertical heat dissipation channels 16, and the plurality of vertical heat dissipation channels 16 are uniformly distributed around the housing 1.

In this embodiment, it is preferable that the end cap 2 and the housing 1 are connected in the same manner as the bottom cap 3 and the housing 1.

The utility model discloses a theory of operation and use flow: when the motor is assembled, the motor shaft penetrates through the first bearing 6 and the second bearing 7 to be assembled, and the tail end of the motor shaft is fixedly connected with the fan shaft 10 through the connecting shaft part 12, so that when the motor works, the motor shaft of the motor drives the fan blades 9 to rotate to work, the forced flow of air in the horizontal direction in a cavity of the motor shell is realized to transversely radiate heat generated when the motor works, the vertical radiating channel 16 surrounding the shell 1 can assist in radiating in the vertical direction, the double-channel three-dimensional radiating is realized, the radiating effect is better, the shell 1, the end cover 2 and the bottom cover 3 of the motor are connected in a rotating and clamping manner, the installation strip 13 rotates to the installation inner groove 20 from the limiting groove 19 and is clamped in the installation inner groove 20, and the disassembly and the replacement of the end cover 2 and the bottom cover 2 are convenient, thereby making the maintenance and repair of the motor inside easier and more convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor shell with binary channels heat radiation structure, includes casing (1), its characterized in that: an end cover (2) is arranged on one side of the shell (1), a bottom cover (3) is arranged on the other side of the shell (1), a stator mounting groove (5) is arranged in the shell (1), a first bearing (6) and a second bearing (7) are arranged in the shell (1), an opening is formed in the inner wall, close to the shell (1), of one side of the bottom cover (3) in a penetrating mode, a bearing seat (11) is fixedly installed on the inner wall of the other side of the shell (1), a fan shaft (10) is rotatably installed on the bearing seat (11), the fan shaft (10) is transversely arranged, fan blades (9) are fixedly installed on the fan shaft (10), a connecting shaft piece (12) is fixedly installed on the free end of the fan shaft (10), a horizontal heat dissipation channel (15) is formed in the inner wall of the other side of the bottom cover (3) in a penetrating mode, openings are formed in the two sides of the shell (, the mounting bar (13) has a plurality of and evenly distributed, spacing groove (19) have been seted up to one side that casing (1) is close to bottom (3), spacing groove (19) have a plurality of and with mounting bar (13) phase-match, casing (1) has been close to one side of bottom (3) and has been seted up installation inside groove (20), installation inside groove (20) and spacing groove (19) intercommunication, installation inside groove (20) and mounting bar (13) phase-match.

2. The motor housing with dual channel heat dissipation structure of claim 1, wherein: the first bearing (6) and the second bearing (7) are fixedly installed in the shell (1) through a support, and a connecting line between the first bearing (6) and the second bearing (7) is a horizontal line.

3. The motor housing with dual channel heat dissipation structure of claim 1, wherein: the number of the horizontal heat dissipation channels (15) is multiple, and the horizontal heat dissipation channels (15) are annular and are uniformly distributed on the side wall of the bottom cover (3).

4. The motor housing with dual channel heat dissipation structure of claim 1, wherein: the bottom of casing (1) is provided with installing support (4), and installing support (4) have two and the symmetry setting, and the bottom of installing support (4) is run through and is seted up installation through-hole (8).

5. The motor housing with dual channel heat dissipation structure of claim 1, wherein: one end fixed mounting of installing strip (13) has first magnetite (14), and fixed mounting has second magnetite (21) on the one side inner wall of spacing groove (19) is kept away from in installation inside groove (20), and first magnetite (14) and second magnetite (21) contact surface magnetic pole are opposite.

6. The motor housing with dual channel heat dissipation structure of claim 1, wherein: one side fixed mounting that casing (1) is close to bottom (3) has locating plate (17), and locating plate (17) have a plurality of and evenly distributed, run through on locating plate (17) and set up through-hole and fixed mounting have screw thread seat head (18), run through on bottom (3) and set up threaded hole and with screw thread seat head (18) phase-match.

7. The motor housing with dual channel heat dissipation structure of claim 1, wherein: the outer surface of the shell (1) is provided with a vertical heat dissipation channel (16) in a penetrating mode, and the vertical heat dissipation channel (16) is provided with a plurality of vertical heat dissipation channels which are evenly distributed around the shell (1).