CN211456874U - Motor shell end cover with good heat dissipation effect - Google Patents
Motor shell end cover with good heat dissipation effect Download PDFInfo
- Publication number
- CN211456874U CN211456874U CN202020176464.9U CN202020176464U CN211456874U CN 211456874 U CN211456874 U CN 211456874U CN 202020176464 U CN202020176464 U CN 202020176464U CN 211456874 U CN211456874 U CN 211456874U
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- China
- Prior art keywords
- radiating fin
- heat dissipation
- end cover
- radiating
- face
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- 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.)
- Expired - Fee Related
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 33
- 230000000694 effects Effects 0.000 title claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a motor shell end cover that radiating effect is good belongs to shell end cover technical field. The shell end cover is of an integrally formed structure and comprises a body, radiating fins are arranged on the outer surface of the body, and eccentric wire outlet holes are formed in the end face of the body. The radiating fins comprise a first radiating fin, a second radiating fin and a third radiating fin, and the first radiating fin, the second radiating fin and the third radiating fin are all symmetrical about a straight line where the diameter of the wire outlet hole passing through the center of the end face of the body is located. The inner surface of the end part of the body is provided with a heat dissipation plate which is matched with the shape of a circuit board in the motor. The two ends of the heat dissipation plate are connected with the inner surface of the side part of the body through the connecting columns. The utility model adopts the above structure the shell end cover that the radiating effect is good can solve the poor problem of motor casing end cover radiating effect.
Description
Technical Field
The utility model belongs to the technical field of motor end cover device technique and specifically relates to a motor shell end cover that radiating effect is good is related to.
Background
The motor is a device for converting electric energy into mechanical energy, and mainly comprises an electromagnet winding or a distributed stator winding for generating a magnetic field and a rotating armature or a rotor, wherein a rotating magnetic field is generated by utilizing an electrified coil and acts on the rotor to form magnetoelectric power rotating torque. The motor produces certain heat at the working process, and the casing end cover radiating effect of motor is poor, influences the normal use of motor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a shell end cover that the radiating effect is good solves the poor problem of motor casing end cover radiating effect.
In order to achieve the purpose, the utility model provides a motor shell end cover with good heat dissipation effect, which is an integrated structure and comprises a body, wherein the outer surface of the body is provided with cooling fins which are uniformly distributed on the side surface of the body, and the end surface of the body is provided with an eccentric wire outlet;
the radiating fins comprise a first radiating fin, a second radiating fin and a third radiating fin, the first radiating fin and the second radiating fin are distributed on the end face and the side face of the body in an L-shaped structure, the third radiating fin is distributed on the side face of the body, and the first radiating fin, the second radiating fin and the third radiating fin are symmetrical about a straight line where the diameter of the wire outlet passing through the center of the end face of the body is located;
the inner surface of the end part of the body is provided with a heat dissipation plate matched with the shape of a circuit board in the motor, and two ends of the heat dissipation plate are connected with the inner surface of the side part of the body through connecting columns.
Preferably, the third radiating fin is arranged on the side face of the body close to the wire outlet hole, and the second radiating fin is arranged between the third radiating fin and the first radiating fin; the height of the first radiating fin and the second radiating fin on the end face of the body is greater than that on the side face of the body, the height of the first radiating fin and the height of the second radiating fin on the end face of the body are equal, and the height of the first radiating fin and the height of the second radiating fin on the side face are equal to that of the third radiating fin.
Preferably, the cross sections of the first radiating fin, the second radiating fin and the third radiating fin are in a wider trapezoid structure close to the end of the body.
Preferably, a plurality of connecting plates are arranged between the heat dissipation plate and the side face of the body.
Preferably, the connecting plate is provided with an arc surface protruding outwards with the connection of heating panel, and the heating panel is the arc surface.
The utility model adopts the above structure the shell end cover that the radiating effect is good can solve the poor problem of motor casing end cover radiating effect.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic view of an external structure of an embodiment of a motor housing end cap with a good heat dissipation effect according to the present invention;
fig. 2 is a schematic view of an internal structure of an embodiment of a motor housing end cap with a good heat dissipation effect according to the present invention;
fig. 3 is a schematic view of a cross-sectional structure of a heat sink of an embodiment of a motor housing end cap with a good heat dissipation effect.
Reference numerals
1. A first heat sink; 2. a second heat sink; 3. a third heat sink; 4. a wire outlet hole; 5. a heat dissipation plate; 6. connecting columns; 7. a connecting plate.
Detailed Description
Examples
Fig. 1 is the utility model relates to an external structure schematic diagram of a motor housing end cover embodiment that the radiating effect is good, fig. 2 is the utility model relates to an internal structure schematic diagram of a motor housing end cover embodiment that the radiating effect is good, fig. 3 is the utility model relates to a radiating fin cross-sectional structure schematic diagram of a motor housing end cover embodiment that the radiating effect is good. As shown in the figure, the motor shell end cover with good heat dissipation effect is of a cast and integrally formed structure. The shell end cover can be made of cast iron or aluminum alloy materials in a casting mode. The shell end cover comprises a body, wherein cooling fins are arranged on the outer surface of the body, and are uniformly distributed on the side surface of the body, namely, the distance between every two adjacent cooling fins is equal. The end face of the body is provided with an eccentric outlet hole 4.
The radiating fins comprise a first radiating fin 1, a second radiating fin 2 and a third radiating fin 3, wherein the first radiating fin 1 and the second radiating fin 2 are distributed on the end face and the side face of the body in an L-shaped structure, and the third radiating fin 3 is distributed on the side face of the body. The area of the end cover is increased due to the arrangement of the radiating fins, and the radiating effect of the end cover is improved. The height of the first radiating fin 1 and the second radiating fin 2 on the end face of the body is larger than that on the side face of the body, the height of the first radiating fin 1 and the height of the second radiating fin 2 on the end face of the body are equal, and the height of the first radiating fin 1 and the height of the second radiating fin 2 on the side face are equal to that of the third radiating fin 3, so that the end cover is convenient to cast and form. The first radiating fin 1, the second radiating fin 2 and the third radiating fin 3 are all symmetrical about a straight line where the diameter of the wire outlet 4 passing through the center of the end face of the body is located, the third radiating fin 3 is arranged on the side face of the body close to the wire outlet 4, and the second radiating fin 2 is arranged between the third radiating fin 3 and the first radiating fin 1. The length of the portion of the second fin 2 on the end face becomes gradually shorter from the first fin 1 to the second fin 2. The cross sections of the first radiating fin 1, the second radiating fin 2 and the third radiating fin 3 are in a wider trapezoid structure close to the body end, so that the radiating area of the radiating fins is increased, and the radiating effect of the radiating fins is improved.
The inner surface of the end part of the body is provided with a heat dissipation plate 5 which is matched with the shape of a circuit board in the motor, and the heat dissipation plate 5 is an arc-shaped surface. The heat dissipation plate 5 is in contact with the circuit board, which is beneficial to heat dissipation of the circuit board. The both ends of heating panel 5 are through spliced pole 6 and body lateral part internal surface connection, and the middle part of heating panel 5 is through a plurality of connecting plate 7 and body lateral part internal surface connection. In this embodiment, the number of the connection plates is 2. The connection of the connection plate 7 and the heat dissipation plate 5 is provided with an outwardly convex arc surface. The cambered heat dissipation column and the convex cambered surface of the connecting plate 7 are beneficial to increasing the heat dissipation area of the heat dissipation plate 5. The heat on the circuit board is conducted to the end cover through the heat dissipation plate 5, the heat dissipation column and the connecting plate 7, and then the heat dissipation is carried out through the heat dissipation fins on the end cover, so that the heat dissipation effect of the end cover on the circuit board is improved.
Therefore, the utility model adopts the above structure the shell end cover that the radiating effect is good can solve the poor problem of motor casing end cover radiating effect.
The above are specific embodiments of the present invention, but the scope of protection of the present invention should not be limited thereto. Any changes or substitutions which can be easily conceived by those skilled in the art within the technical scope of the present invention are covered by the protection scope of the present invention, and therefore, the protection scope of the present invention is subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a motor housing end cover that radiating effect is good which characterized in that: the shell end cover is of an integrally formed structure and comprises a body, radiating fins are arranged on the outer surface of the body and are uniformly distributed on the side surface of the body, and an eccentric wire outlet hole is formed in the end surface of the body;
the radiating fins comprise a first radiating fin, a second radiating fin and a third radiating fin, the first radiating fin and the second radiating fin are distributed on the end face and the side face of the body in an L-shaped structure, the third radiating fin is distributed on the side face of the body, and the first radiating fin, the second radiating fin and the third radiating fin are symmetrical about a straight line where the diameter of the wire outlet passing through the center of the end face of the body is located;
the inner surface of the end part of the body is provided with a heat dissipation plate matched with the shape of a circuit board in the motor, and two ends of the heat dissipation plate are connected with the inner surface of the side part of the body through connecting columns.
2. The motor casing end cover with good heat dissipation effect of claim 1, wherein: the radiating fin III is arranged on the side face of the body close to the wire outlet hole, and a radiating fin II is arranged between the radiating fin III and the radiating fin I; the height of the first radiating fin and the second radiating fin on the end face of the body is greater than that on the side face of the body, the height of the first radiating fin and the height of the second radiating fin on the end face of the body are equal, and the height of the first radiating fin and the height of the second radiating fin on the side face are equal to that of the third radiating fin.
3. The motor casing end cover with good heat dissipation effect of claim 1, wherein: the cross sections of the first radiating fin, the second radiating fin and the third radiating fin are in a wider trapezoid structure close to the body end.
4. The motor casing end cover with good heat dissipation effect of claim 1, wherein: and a plurality of connecting plates are arranged between the heat dissipation plate and the side surface of the body.
5. The motor casing end cover with good heat dissipation effect of claim 4, wherein: the junction of connecting plate and heating panel is provided with the cambered surface of evagination, and the heating panel is the cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020176464.9U CN211456874U (en) | 2020-02-16 | 2020-02-16 | Motor shell end cover with good heat dissipation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020176464.9U CN211456874U (en) | 2020-02-16 | 2020-02-16 | Motor shell end cover with good heat dissipation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211456874U true CN211456874U (en) | 2020-09-08 |
Family
ID=72299778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020176464.9U Expired - Fee Related CN211456874U (en) | 2020-02-16 | 2020-02-16 | Motor shell end cover with good heat dissipation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211456874U (en) |
-
2020
- 2020-02-16 CN CN202020176464.9U patent/CN211456874U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 |