CN209913629U - Motor coaxial with compressor - Google Patents
Motor coaxial with compressor Download PDFInfo
- Publication number
- CN209913629U CN209913629U CN201920950123.XU CN201920950123U CN209913629U CN 209913629 U CN209913629 U CN 209913629U CN 201920950123 U CN201920950123 U CN 201920950123U CN 209913629 U CN209913629 U CN 209913629U
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- China
- Prior art keywords
- axial
- compressor
- fan
- frame
- rotor
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- Expired - Fee Related
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Abstract
The utility model discloses a with coaxial motor of compressor, including frame, excessive flange, stator core, rotor and fan housing, the one end fixed connection of excessive flange and frame, the bottom of excessive flange is equipped with two installation footing, the side of excessive flange is run through and is equipped with a plurality of axial exhaust holes, stator core and rotor all are located the inside of frame, the fan housing is installed on the frame and back of the body with excessive flange direction mutually. The utility model discloses it is rational in infrastructure, by preceding interior fan, fan housing, axial air intake and between the frame and fan housing, axial air intake, axial ventilation hole, back interior fan, axial between the hole of induced drafting form two heat dissipation wind path structures, improve the radiating efficiency to the motor greatly, improve its life.
Description
Technical Field
The utility model relates to the technical field of motors, especially, relate to a with coaxial motor of compressor.
Background
A compressor is a driven fluid machine that raises low-pressure gas into high-pressure gas, and is a heart of a refrigeration system. The high-temperature and high-pressure refrigerant gas is discharged to an exhaust pipe to provide power for a refrigeration cycle after the low-temperature and low-pressure refrigerant gas is sucked from an air suction pipe and is compressed by driving a piston through the operation of a motor; the working power of the compressor is provided by the electric motor.
Most of the existing coaxial motors of the compressors are cooled outside the motor bases, and because the motor bases are not in regular shapes, the additional equipment can not effectively cool the motor bases and has poor external cooling effect; therefore, the internal temperature of the motor is high, insulation is rapidly aged and fragile, the insulation effect is lost, and the service life of the motor is greatly shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the coaxial motor of a and compressor that proposes, it by preceding interior fan, fan housing, axial air intake and between frame and fan housing, axial air intake, axial ventilation hole, back interior fan, axial between the hole form two heat dissipation wind path structures, improve the radiating efficiency to the motor greatly, improve its life.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a motor coaxial with compressor, includes frame, excessive flange, stator core, rotor and fan housing, the one end fixed connection of excessive flange and frame, the bottom of excessive flange is equipped with two installation footing, the side of excessive flange is run through and is equipped with a plurality of axial exhaust holes, stator core and rotor all are located the inside of frame, the fan housing is installed on the frame and back on the back with excessive flange direction.
Preferably, the rotor comprises a front inner fan, a rear inner fan, a rotor punching sheet and a hollow shaft, and the rotor punching sheet is provided with an axial ventilation hole.
Preferably, the outer surface of the base is provided with radiating fins, and the inner circular surface of the base is tightly attached to the outer circular surface of the stator core.
Preferably, a plurality of axial air inlets penetrate through the fan housing.
Preferably, the rear inner fan, the fan housing, the axial air inlet and the ventilation space between the base form a cooling air path structure.
Preferably, the fan housing, the axial air inlet, the axial vent hole, the front inner fan and the axial exhaust hole form another cooling air path structure.
Compared with the prior art, the utility model, its beneficial effect does:
the utility model forms a heat dissipation wind path structure through the ventilation space between the rear inner fan, the fan cover, the axial air inlet and the machine base, and can dissipate heat in the machine base; the fan cover, the axial air inlet, the axial ventilation hole, the front inner fan and the axial exhaust hole form another heat dissipation air path structure, the interior of the machine base can be subjected to secondary ventilation and heat dissipation, the heat dissipation effect is good, the aging and brittleness of the insulating layer are reduced, and the service life of the motor is prolonged.
To sum up, the utility model discloses rational in infrastructure, by between preceding inner fan, fan housing, axial air intake and the frame and between fan housing, axial air intake, axial ventilation hole, back inner fan, the axial hole of induced drafting between form two heat dissipation wind path structures, improve the radiating efficiency to the motor greatly, improve its life.
Drawings
Fig. 1 is a cross-sectional view of a motor coaxial with a compressor according to the present invention;
fig. 2 is a side view of a motor coaxial with a compressor according to the present invention.
In the figure: the structure comprises a base 1, an excessive flange 2, a front inner fan 3, a stator core 4, a rotor 5, an axial vent 6, a rear inner fan 7, a fan cover 8, a hollow shaft 9, an axial exhaust hole 10, a mounting bottom foot 11 and a rotor punching sheet 12.
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.
Referring to fig. 1-2, a motor coaxial with a compressor comprises a base 1, a transition flange 2, a stator core 4, a rotor 5 and a fan housing 8, wherein the transition flange 2 is fixedly connected with one end of the base 1, two mounting feet 11 are arranged at the bottom of the transition flange 2, and a plurality of axial air suction holes 10 are arranged on the side surface of the transition flange 2 in a penetrating manner, so that ventilation and heat dissipation are facilitated.
The rotor 5 comprises a front inner fan 3, a rear inner fan 7, a rotor punching sheet 12 and a hollow shaft 9, and the hollow shaft 9 is coaxially connected with a shaft extension of a compressor head; the rotor punching sheet 12 is provided with an axial vent hole 6; the ventilation space between the rear inner fan 7, the fan cover 8, the axial air inlet and the base 1 forms a cooling air path structure; the fan housing 8, the axial air inlet, the axial vent hole 6, the front inner fan 3 and the axial air suction hole 10 form another heat dissipation air path structure, heat dissipation of the base 1 and parts inside the base is greatly improved through the two heat dissipation air paths, and the service life of the base is greatly prolonged.
The stator core 4 and the rotor 5 are both positioned inside the base 1, the fan cover 8 is installed on the base 1 and is opposite to the transition flange 2, the outer surface of the base 1 is provided with radiating fins, so that the external radiating effect of the base 1 is accelerated, and the radiating fins are connected with the base 1 through a plurality of bolts; the inner circle surface of the machine base 1 is tightly attached to the outer circle surface of the stator core 4, so that the stability of the machine base is ensured, and the machine base is the prior art.
In the utility model, when the motor works, a heat dissipation wind path structure is formed by the ventilation space between the rear inner fan 7, the fan cover 8, the axial air inlet and the base 1, so that the heat can be dissipated inside the base 1; another cooling air path structure is formed by the fan cover 8, the axial air inlet, the axial vent hole 6, the front inner fan 3 and the axial exhaust hole 10, so that the interior of the machine base 1 can be subjected to secondary ventilation and cooling, the cooling effect is good, the aging and brittleness of an insulating layer are reduced, and the service life of the motor is prolonged.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a motor coaxial with compressor, includes frame (1), excessive flange (2), stator core (4), rotor (5) and fan housing (8), its characterized in that, the one end fixed connection of excessive flange (2) and frame (1), the bottom of excessive flange (2) is equipped with two installation footing (11), the side of excessive flange (2) is run through and is equipped with a plurality of axial exhaust holes (10), stator core (4) and rotor (5) all are located the inside of frame (1), fan housing (8) are installed on frame (1) and are carried on the back with excessive flange (2) direction mutually.
2. An electric motor coaxial with a compressor, according to claim 1, characterized in that said rotor (5) comprises a front inner fan (3) and a rear inner fan (7), a rotor lamination (12) and a hollow shaft (9), said rotor lamination (12) being provided with axial ventilation holes (6).
3. A motor coaxial with a compressor, as in claim 1, characterized in that said housing (1) has external surfaces provided with fins, said housing (1) having an internal circular surface in close abutment with the external circular surface of the stator core (4).
4. An electric motor coaxial with a compressor, as in claim 1, characterized in that said hood (8) has a plurality of axial air intakes passing therethrough.
5. An electric motor coaxial with a compressor, as in claim 2, characterized in that the rear inner fan (7), the fan housing (8), the axial air inlet and the ventilation space between the housing (1) form a cooling air path structure.
6. An electric motor coaxial with a compressor, as in claim 1, characterized in that the fan housing (8), the axial air inlet, the axial ventilation hole (6), the front inner fan (3) and the axial suction hole (10) constitute another cooling air path structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920950123.XU CN209913629U (en) | 2019-06-24 | 2019-06-24 | Motor coaxial with compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920950123.XU CN209913629U (en) | 2019-06-24 | 2019-06-24 | Motor coaxial with compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209913629U true CN209913629U (en) | 2020-01-07 |
Family
ID=69050277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920950123.XU Expired - Fee Related CN209913629U (en) | 2019-06-24 | 2019-06-24 | Motor coaxial with compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209913629U (en) |
-
2019
- 2019-06-24 CN CN201920950123.XU patent/CN209913629U/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: 20200107 Termination date: 20210624 |