CN116488374B - Mixed heat dissipation motor and working method thereof - Google Patents
Mixed heat dissipation motor and working method thereof Download PDFInfo
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- CN116488374B CN116488374B CN202310339231.4A CN202310339231A CN116488374B CN 116488374 B CN116488374 B CN 116488374B CN 202310339231 A CN202310339231 A CN 202310339231A CN 116488374 B CN116488374 B CN 116488374B
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 93
- 238000007789 sealing Methods 0.000 claims description 23
- 239000007787 solid Substances 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000004891 communication Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The application belongs to the technical field of heat dissipation motors, and particularly relates to a hybrid heat dissipation motor and a working method thereof, wherein the hybrid heat dissipation motor comprises: when the plug mechanism plugs the oil inlet hole and opens the air inlet hole, the heat dissipation mechanism rotates along with the rotor mechanism to form heat dissipation airflow in the inner cavity; the air pressure formed in the inner cavity of the heat dissipation mechanism pushes the plug mechanism to plug the air inlet hole and open the oil inlet hole, cooling oil in the cooling oil circulation mechanism flows into the inner cavity through the oil inlet hole so as to cool and lubricate the rotor mechanism, and the cooling oil in the inner cavity flows into the cooling oil circulation mechanism from the outlet hole; according to the application, the heat dissipation mechanism is arranged to conduct air cooling heat dissipation when the rotor mechanism works at low frequency, and the plug mechanism can be pushed to communicate the cooling oil circulation mechanism with the inner cavity when the rotor mechanism is switched to a high-frequency working mode, so that the rotor mechanism is subjected to oil cooling heat dissipation, the heat dissipation requirements of the rotor mechanism in different modes are met, and meanwhile, the inertia effect is overcome through the cooling oil when the rotor mechanism is stopped, so that the motor service life is protected.
Description
Technical Field
The application belongs to the technical field of heat dissipation motors, and particularly relates to a hybrid heat dissipation motor and a working method thereof.
Background
Traditional motor adopts the fan to dispel the heat, but fan heat dissipation only can blow to the shell of motor, and the heat transfer that the rotor produced in the motor need certain time to the shell simultaneously, consequently causes fan radiating inefficiency.
Meanwhile, the motor can work at low frequency and also can work at high frequency, the motor can meet the working requirement only by air cooling when working at low frequency, the oil cooling is only suitable for the motor to work at high frequency, and the motor has inertia effect at the moment of stopping rotation, and the service life of the motor can be influenced by braking measures adopted by the traditional motor.
Therefore, there is a need to develop a new hybrid heat dissipating motor and a working method thereof to solve the above problems.
Disclosure of Invention
The application aims to provide a hybrid heat dissipation motor and a working method thereof.
In order to solve the above technical problems, the present application provides a hybrid heat dissipation motor, which includes: the device comprises a shell, a rotor mechanism, a heat dissipation mechanism, a plug mechanism and a cooling oil circulation mechanism; the rotor mechanism and the plug mechanism are movably arranged in the inner cavity of the shell, and the heat dissipation mechanism is sleeved on the rotor mechanism; the top of the shell is provided with an oil inlet and an air inlet, the bottom of the shell is provided with an outlet, the cooling oil circulation mechanism is positioned outside the shell, and the cooling oil circulation mechanism is communicated with the oil inlet; when the rotor mechanism rotates in the inner cavity at a first threshold speed, the plug mechanism plugs the oil inlet hole and opens the air inlet hole, and the heat dissipation mechanism rotates along with the rotor mechanism to form heat dissipation air flow in the inner cavity so as to dissipate heat of the rotor mechanism; when the rotor mechanism rotates in the inner cavity at a second threshold speed, wind pressure formed in the inner cavity by the heat dissipation mechanism pushes the plug mechanism to plug the air inlet hole and open the oil inlet hole, cooling oil in the cooling oil circulation mechanism flows into the inner cavity through the oil inlet hole so as to cool and lubricate the rotor mechanism, and the cooling oil in the inner cavity flows into the cooling oil circulation mechanism from the outlet hole; and when the rotor mechanism stops rotating, the cooling oil in the inner cavity blocks the rotor mechanism from rotating.
Further, the rotor mechanism includes: a rotor body and two rotating bearings; two ends of the rotor body are movably mounted with the shell through corresponding rotating bearings respectively; the rotor body rotates in the interior cavity at a first threshold speed or a second threshold speed.
Further, the heat dissipation mechanism includes: the annular plate and a plurality of axial flow strips; the annular plate is fixed on the rotor mechanism so as to rotate along with the rotor mechanism; each axial flow strip is annularly arranged on the annular plate, air flow is formed in the inner cavity when the annular plate drives each axial flow strip to rotate, and the rotor mechanism transfers heat to the annular plate and each axial flow strip to dissipate heat.
Further, the plug mechanism includes: the device comprises a push plate, an elastic component, a connecting rod component and an air hole sealing block; the push plate is movably arranged in the inner cavity through the elastic component, and is positioned at one side of the rotor mechanism and arranged in the blowing direction of the heat dissipation mechanism; one end of the connecting rod assembly is connected with the push plate, the other end of the connecting rod assembly is connected with the air hole sealing block, and the connecting rod assembly penetrates through the oil inlet hole; when the push plate is positioned at the first position, the connecting rod assembly plugs the oil inlet; when the push plate extrudes the elastic component under the wind pressure until the push plate moves to the second position, the connecting rod component opens the oil inlet hole and the air hole sealing block plugs the air inlet hole.
Further, the elastic assembly includes: a plurality of V-shaped elastic sheets; the push plate is movably arranged in the inner cavity through each V-shaped elastic piece; the push plate pushes each V-shaped elastic sheet to deform so as to drive the connecting rod assembly and the air hole sealing block to move.
Further, the connecting rod assembly includes: an L-shaped connecting rod; one end of the L-shaped connecting rod is connected with a push plate, the other end of the L-shaped connecting rod is connected with an air hole sealing block, and a hollow part is formed in the L-shaped connecting rod; when the push plate is positioned at the first position, the solid part on the L-shaped connecting rod plugs the oil inlet; when the push plate is at the second position, the upper hollow part of the L-shaped connecting rod moves to the oil inlet so as to open the oil inlet.
Further, the cooling oil circulation mechanism includes: an oil storage barrel; the oil storage barrel is connected with the oil inlet through an oil pipe and is higher than the oil inlet; when the oil inlet is opened, the oil storage barrel injects cooling oil into the inner cavity through the oil inlet.
Further, a collecting tank is arranged below the outlet hole and is used for receiving the cooling oil flowing out of the outlet hole; the oil storage barrel is connected with the collecting tank through an oil pipe, and an oil pump is arranged in the oil storage barrel and used for pumping cooling oil in the collecting tank to the oil storage barrel.
Further, a sliding plate is arranged at the bottom of the shell, and the sliding plate is movably arranged at the outlet; the sliding plate moves on the shell to adjust the size of the outlet hole.
In another aspect, the present application provides a method for operating a hybrid heat-dissipating motor, including: the rotor mechanism is controlled to rotate in the inner cavity at a first threshold speed, the oil inlet hole is plugged by the plug mechanism, and the air inlet hole is opened, so that the heat dissipation mechanism rotates along with the rotor mechanism to form heat dissipation airflow in the inner cavity for heat dissipation.
Further, the rotor mechanism is controlled to rotate in the inner cavity at a second threshold speed, wind pressure formed in the inner cavity by the heat dissipation mechanism pushes the plug mechanism to plug the air inlet hole and open the oil inlet hole, so that cooling oil in the cooling oil circulation mechanism flows into the inner cavity through the oil inlet hole to cool and lubricate the rotor mechanism, and the cooling oil in the inner cavity flows into the cooling oil circulation mechanism from the outlet hole; the rotor mechanism is controlled to stop rotating, and cooling oil in the inner cavity prevents the rotor mechanism from rotating.
Further, the hybrid heat dissipation motor as described above is employed.
The application has the beneficial effects that the air-cooled heat dissipation is carried out when the rotor mechanism works at low frequency by arranging the heat dissipation mechanism, and the plug mechanism can be pushed to communicate the cooling oil circulation mechanism with the inner cavity when the rotor mechanism is switched to a high-frequency working mode, so that the heat dissipation of the rotor mechanism is carried out in an oil-cooled manner, the heat dissipation requirements of the rotor mechanism in different modes are met, and meanwhile, the inertia effect is overcome by the cooling oil when the rotor mechanism stops, so that the service life of the motor is protected.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present application, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a structural view of a hybrid heat-dissipating motor of the present application;
FIG. 2 is a block diagram of the interior of the housing of the present application;
FIG. 3 is an assembly view of the plug mechanism of the present application;
FIG. 4 is a block diagram of the plug mechanism of the present application;
FIG. 5 is a state diagram of the oil inlet hole plugging of the present application;
FIG. 6 is a state diagram of the oil inlet hole opening of the present application;
fig. 7 is a structural view of a cooling oil circulation mechanism of the present application;
fig. 8 is a structural view of a sliding plate of the present application.
In the figure:
1. a housing; 11. an oil inlet hole; 12. an air inlet hole; 13. a hole is formed;
2. a rotor mechanism; 21. a rotor body; 22. a rotating bearing;
3. a heat dissipation mechanism; 31. an annular plate; 32. an axial flow bar;
4. a plug mechanism; 41. a push plate; 42. an elastic component; 421. a V-shaped spring plate; 43. a connecting rod assembly; 431. an L-shaped connecting rod; 4311. a hollow portion; 44. an air hole sealing block;
5. a cooling oil circulation mechanism; 51. an oil storage barrel; 52. a collecting tank;
6. and a sliding plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the present application will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1
In the present embodiment, as shown in fig. 1 to 8, the present embodiment provides a hybrid heat dissipation motor including: the cooling device comprises a shell 1, a rotor mechanism 2, a heat dissipation mechanism 3, a plug mechanism 4 and a cooling oil circulation mechanism 5; wherein the rotor mechanism 2 and the plug mechanism 4 are movably arranged in the inner cavity of the shell 1, and the heat dissipation mechanism 3 is sleeved on the rotor mechanism 2; an oil inlet 11 and an air inlet 12 are formed in the top of the shell 1, an outlet 13 is formed in the bottom of the shell 1, the cooling oil circulation mechanism 5 is located outside the shell 1, and the cooling oil circulation mechanism 5 is communicated with the oil inlet 11; when the rotor mechanism 2 rotates in the inner cavity at a first threshold speed, the plug mechanism 4 plugs the oil inlet hole 11 and opens the air inlet hole 12, and the heat dissipation mechanism 3 rotates along with the rotor mechanism 2 to form heat dissipation air flow in the inner cavity so as to dissipate heat of the rotor mechanism 2; when the rotor mechanism 2 rotates in the inner cavity at a second threshold speed, wind pressure formed in the inner cavity by the heat dissipation mechanism 3 pushes the plug mechanism 4 to plug the air inlet hole 12 and open the oil inlet hole 11, cooling oil in the cooling oil circulation mechanism 5 flows into the inner cavity through the oil inlet hole 11 so as to cool and lubricate the rotor mechanism 2, and cooling oil in the inner cavity flows into the cooling oil circulation mechanism 5 from the outlet hole 13; and when the rotor mechanism 2 stops rotating, the cooling oil in the inner cavity blocks the rotor mechanism 2 from rotating.
In this embodiment, this embodiment carries out the forced air cooling heat dissipation through setting up cooling mechanism 3 at rotor mechanism 2 low frequency during operation to can promote end cap mechanism 4 and communicate cooling oil circulation mechanism 5 and inner chamber at rotor mechanism 2 switch over to high frequency mode, carry out the forced air cooling heat dissipation to rotor mechanism 2, satisfy rotor mechanism 2 and dispel the heat the demand under different modes, rotor mechanism 2 is stopped simultaneously and is overcome inertial effect through the cooling oil in the twinkling of an eye, plays protection motor life's effect.
In the present embodiment, the rotor mechanism 2 includes: a rotor body 21 and two rotary bearings 22; two ends of the rotor body 21 are respectively movably mounted with the shell 1 through corresponding rotating bearings 22; the rotor body 21 rotates in the cavity at either a first threshold speed or a second threshold speed.
In the present embodiment, one rolling bearing 22 is installed in the front end bearing chamber of the housing 1, the other rolling bearing 22 is installed in the rear end bearing chamber of the housing 1, and when the cooling oil flows in the inner chamber, the cooling oil can lubricate both rolling bearings 22, improving the rotation efficiency of the rotor body 21.
In this embodiment, the heat dissipation mechanism 3 includes: an annular plate 31 and a plurality of axial flow strips 32; the annular plate 31 is fixed to the rotor mechanism 2 so as to rotate with the rotor mechanism 2; each axial flow strip 32 is arranged on the annular plate 31 in a surrounding way, when the annular plate 31 drives each axial flow strip 32 to rotate, air flow is formed in the inner cavity, and the rotor mechanism 2 transfers heat to the annular plate 31 and each axial flow strip 32 to dissipate heat.
In this embodiment, the annular plate 31 is directly attached to the rotor mechanism 2, the annular plate 31 can guide the heat on the rotor mechanism 2 into the inner cavity, meanwhile, the annular plate 31 can also disperse the heat on the rotor mechanism 2, the effect of improving the heat dissipation efficiency is achieved, compared with a traditional heat dissipation fan, the annular plate 31 can conduct heat on one hand, the heat dissipation volume can be increased on the other hand, the annular plate 31 and the plurality of axial flow strips 32 can dissipate heat more quickly, the annular plate 31 drives the axial flow strips 32 to rotate, air flows can be formed, air enters the inner cavity from the air inlet hole 12, and after the heat in the inner cavity is absorbed, hot air is blown out from the air outlet hole 13.
In this embodiment, the plug mechanism 4 includes: a push plate 41, an elastic assembly 42, a link assembly 43 and an air hole closing block 44; the push plate 41 is movably arranged in the inner cavity through an elastic component 42, and the push plate 41 is positioned on one side of the rotor mechanism 2 and is arranged in the blowing direction of the heat dissipation mechanism 3; one end of the connecting rod assembly 43 is connected with the push plate 41, the other end of the connecting rod assembly 43 is connected with the air hole sealing block 44, and the connecting rod assembly 43 penetrates through the oil inlet 11; when the push plate 41 is at the first position, the connecting rod assembly 43 plugs the oil inlet 11; when the pushing plate 41 presses the elastic component 42 under the wind pressure until the pushing plate 41 moves to the second position, the connecting rod component 43 opens the oil inlet 11 and the air hole sealing block 44 seals the air inlet 12.
In this embodiment, the push plate 41 is movably disposed in the rear end bearing chamber, the air hole sealing block 44 is movably disposed at the outer side of the front end bearing chamber, meanwhile, the connecting rod assembly 43 penetrates out from the front end bearing chamber to connect the air hole sealing block 44, the rotor mechanism 2 is at the first threshold speed to rotate under low frequency power, at this time, wind pressure formed in the inner cavity is insufficient to push the push plate 41 to extrude the elastic assembly 42, therefore, the connecting rod assembly 43 can plug the oil inlet 11, the position of the air hole sealing block 44 is not plugged with the air inlet 12 at this time, through air cooling, since the rotor mechanism 2 can influence the rotation efficiency of the rotor mechanism 2 if cooling oil is interposed at low frequency, at this time, the cooling oil just meets the heat dissipation requirement of the rotor mechanism 2 in the low frequency mode, and at this time is at the second threshold speed under the high frequency power, at this time, wind pressure formed in the inner cavity is sufficient to push the push plate 41 to extrude the elastic assembly 42, and then drive the connecting rod assembly 43 and the air hole sealing block 44 to move, the oil inlet 11 can be opened, and the position of the air hole sealing block 44 just plugs the air inlet 12, and if the rotor mechanism 2 is not interposed with cooling oil, the cooling oil just meets the heat dissipation requirement of the rotor mechanism 2 in the high frequency, and the high frequency cooling oil can not meet the heat dissipation requirement of the rotor mechanism 2 in the high frequency, and the high frequency cooling oil can not meet the heat dissipation requirement of the rotor mechanism 2 at the high frequency, and the high frequency cooling oil cooling requirement can not meet the cooling requirement of the high frequency.
In this embodiment, at the moment when the rotor mechanism 2 is stopped, the rotor mechanism 2 has a tendency to continue to rotate due to the inertia effect, the service life of the rotor mechanism 2 is affected by the conventional braking mode, and the service life of the rotor mechanism 2 is not affected by the braking of the cooling oil, and the effect of lubricating the rotor mechanism 2 can be achieved.
In this embodiment, the elastic component 42 includes: a plurality of V-shaped spring plates 421; the push plate 41 is movably arranged in the inner cavity through each V-shaped elastic sheet 421; the push plate 41 pushes the V-shaped spring plates 421 to deform, so as to drive the connecting rod assembly 43 and the air hole sealing block 44 to move.
In the present embodiment, the V-shaped spring 421 is used to select air cooling or oil cooling, so as to meet the heat dissipation requirements of the rotor mechanism 2 in different modes.
In the present embodiment, the link assembly 43 includes: an L-shaped link 431; one end of the L-shaped connecting rod 431 is connected with the push plate 41, the other end of the L-shaped connecting rod 431 is connected with the air hole sealing block 44, and the L-shaped connecting rod 431 is provided with a hollow part 4311; when the push plate 41 is at the first position, the solid part of the L-shaped connecting rod 431 plugs the oil inlet 11; when the push plate 41 is at the second position, the upper hollow part 4311 of the L-shaped link 431 is moved to the oil inlet 11 to open the oil inlet 11.
In this embodiment, the L-shaped connecting rod 431 is driven by the push plate 41 to move, so as to drive the air hole sealing block 44 to move, when the push plate 41 is in the first position, the solid part of the L-shaped connecting rod 431 plugs the oil inlet 11, and the air hole sealing block 44 does not plug the air inlet, at this time, the air inlet is in an open state, the air flow in the inner cavity is stable, and the air cooling effect is good; when the push plate 41 is in the second position, the hollow part 4311 on the L-shaped connecting rod 431 opens the oil inlet 11 and the air hole sealing block 44 plugs the air inlet, so that the air pressure in the inner cavity is stable, the state that the push plate 41 extrudes each V-shaped elastic piece 421 can be maintained, and cooling oil circulates in the inner cavity, so that a good oil cooling effect is achieved.
In the present embodiment, the cooling oil circulation mechanism 5 includes: an oil storage tank 51; the oil storage barrel 51 is connected with the oil inlet hole 11 through an oil pipe, and the oil storage barrel 51 is higher than the oil inlet hole 11; when the oil inlet 11 is opened, the oil storage tub 51 injects cooling oil into the inner cavity through the oil inlet 11.
In the present embodiment, a collecting tank 52 is disposed below the outlet hole 13 for receiving the cooling oil flowing out from the outlet hole 13; the oil storage barrel 51 is connected with the collecting tank 52 through an oil pipe, and an oil pump is arranged in the oil storage barrel 51 and used for pumping cooling oil in the collecting tank 52 to the oil storage barrel 51.
In this embodiment, a sliding plate 6 is disposed at the bottom of the housing 1, and the sliding plate 6 is movably disposed at the outlet hole 13; the sliding plate 6 moves on the housing 1 to adjust the size of the outlet hole 13.
In this embodiment, the size of the outlet hole 13 is specifically set according to the working parameters of the rotor mechanism 2, so that the hybrid heat dissipation motor can be ensured to stably work under different conditions.
Example 2
On the basis of embodiment 1, this embodiment provides a working method of a hybrid heat dissipation motor, which includes: the rotor mechanism 2 is controlled to rotate in the inner cavity at a first threshold speed, the oil inlet hole 11 is plugged by the plug mechanism 4, and the air inlet hole 12 is opened, so that the heat dissipation mechanism 3 rotates along with the rotor mechanism 2 to form heat dissipation airflow in the inner cavity for heat dissipation.
In this embodiment, the rotor mechanism 2 is controlled to rotate in the inner cavity at the second threshold speed, the air pressure formed in the inner cavity by the heat dissipation mechanism 3 pushes the plug mechanism 4 to plug the air inlet hole 12 and open the oil inlet hole 11, so that the cooling oil in the cooling oil circulation mechanism 5 flows into the inner cavity through the oil inlet hole 11 to cool and lubricate the rotor mechanism 2, and the cooling oil in the inner cavity flows into the cooling oil circulation mechanism 5 from the outlet hole 13; the rotor mechanism 2 is controlled to stop rotating, and the cooling oil in the inner cavity prevents the rotor mechanism 2 from rotating.
In this embodiment, a hybrid heat dissipation motor as provided in embodiment 1 is employed.
In summary, the cooling mechanism is arranged to perform air-cooled heat dissipation when the rotor mechanism works at low frequency, and the plug mechanism can be pushed to communicate the cooling oil circulation mechanism with the inner cavity when the rotor mechanism is switched to a high-frequency working mode, so that the cooling oil circulation mechanism performs oil-cooled heat dissipation on the rotor mechanism, the heat dissipation requirements of the rotor mechanism in different modes are met, and meanwhile, the inertia effect is overcome through the cooling oil when the rotor mechanism is stopped, so that the motor service life is protected.
The components (components not illustrating the specific structure) selected in the present application are common standard components or components known to those skilled in the art, and the structures and principles thereof are known to those skilled in the art through technical manuals or through routine experimental methods.
In the description of embodiments of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the several embodiments provided by the present application, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners. The above-described apparatus embodiments are merely illustrative, for example, the division of the units is merely a logical function division, and there may be other manners of division in actual implementation, and for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some communication interface, device or unit indirect coupling or communication connection, which may be in electrical, mechanical or other form.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.
With the above-described preferred embodiments according to the present application as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present application. The technical scope of the present application is not limited to the description, but must be determined according to the scope of claims.
Claims (11)
1. A hybrid heat-dissipating motor, comprising:
the device comprises a shell, a rotor mechanism, a heat dissipation mechanism, a plug mechanism and a cooling oil circulation mechanism; wherein the method comprises the steps of
The rotor mechanism and the plug mechanism are movably arranged in the inner cavity of the shell, and the heat dissipation mechanism is sleeved on the rotor mechanism;
the top of the shell is provided with an oil inlet and an air inlet, the bottom of the shell is provided with an outlet, the cooling oil circulation mechanism is positioned outside the shell, and the cooling oil circulation mechanism is communicated with the oil inlet;
when the rotor mechanism rotates in the inner cavity at a first threshold speed, the plug mechanism plugs the oil inlet hole and opens the air inlet hole, and the heat dissipation mechanism rotates along with the rotor mechanism to form heat dissipation air flow in the inner cavity so as to dissipate heat of the rotor mechanism;
when the rotor mechanism rotates in the inner cavity at a second threshold speed, wind pressure formed in the inner cavity by the heat dissipation mechanism pushes the plug mechanism to plug the air inlet hole and open the oil inlet hole, cooling oil in the cooling oil circulation mechanism flows into the inner cavity through the oil inlet hole so as to cool and lubricate the rotor mechanism, and the cooling oil in the inner cavity flows into the cooling oil circulation mechanism from the outlet hole; and
when the rotor mechanism stops rotating, the cooling oil in the inner cavity prevents the rotor mechanism from rotating.
2. The hybrid heat dissipating motor of claim 1, wherein,
the rotor mechanism includes: a rotor body and two rotating bearings;
two ends of the rotor body are movably mounted with the shell through corresponding rotating bearings respectively;
the rotor body rotates in the interior cavity at a first threshold speed or a second threshold speed.
3. The hybrid heat dissipating motor of claim 1, wherein,
the heat dissipation mechanism includes: the annular plate and a plurality of axial flow strips;
the annular plate is fixed on the rotor mechanism so as to rotate along with the rotor mechanism;
each axial flow strip is annularly arranged on the annular plate, air flow is formed in the inner cavity when the annular plate drives each axial flow strip to rotate, and the rotor mechanism transfers heat to the annular plate and each axial flow strip to dissipate heat.
4. The hybrid heat dissipating motor of claim 1, wherein,
the plug mechanism includes: the device comprises a push plate, an elastic component, a connecting rod component and an air hole sealing block;
the push plate is movably arranged in the inner cavity through the elastic component, and is positioned at one side of the rotor mechanism and arranged in the blowing direction of the heat dissipation mechanism;
one end of the connecting rod assembly is connected with the push plate, the other end of the connecting rod assembly is connected with the air hole sealing block, and the connecting rod assembly penetrates through the oil inlet hole;
when the push plate is positioned at the first position, the connecting rod assembly plugs the oil inlet;
when the push plate extrudes the elastic component under the wind pressure until the push plate moves to the second position, the connecting rod component opens the oil inlet hole and the air hole sealing block plugs the air inlet hole.
5. The hybrid heat dissipating motor of claim 4, wherein,
the elastic assembly includes: a plurality of V-shaped elastic sheets;
the push plate is movably arranged in the inner cavity through each V-shaped elastic piece;
the push plate pushes each V-shaped elastic sheet to deform so as to drive the connecting rod assembly and the air hole sealing block to move.
6. The hybrid heat dissipating motor of claim 4, wherein,
the connecting rod assembly includes: an L-shaped connecting rod;
one end of the L-shaped connecting rod is connected with a push plate, the other end of the L-shaped connecting rod is connected with an air hole sealing block, and a hollow part is formed in the L-shaped connecting rod;
when the push plate is positioned at the first position, the solid part on the L-shaped connecting rod plugs the oil inlet;
when the push plate is at the second position, the upper hollow part of the L-shaped connecting rod moves to the oil inlet so as to open the oil inlet.
7. The hybrid heat dissipating motor of claim 1, wherein,
the cooling oil circulation mechanism includes: an oil storage barrel;
the oil storage barrel is connected with the oil inlet through an oil pipe and is higher than the oil inlet;
when the oil inlet is opened, the oil storage barrel injects cooling oil into the inner cavity through the oil inlet.
8. The hybrid heat dissipating motor of claim 7,
a collecting tank is arranged below the outlet hole and is used for receiving the cooling oil flowing out of the outlet hole;
the oil storage barrel is connected with the collecting tank through an oil pipe, and an oil pump is arranged in the oil storage barrel and used for pumping cooling oil in the collecting tank to the oil storage barrel.
9. The hybrid heat dissipating motor of claim 1, wherein,
the bottom of the shell is provided with a sliding plate, and the sliding plate is movably arranged at the outlet;
the sliding plate moves on the shell to adjust the size of the outlet hole.
10. A method of operating a hybrid heat-dissipating motor as recited in any one of claims 1-9, comprising:
the rotor mechanism is controlled to rotate in the inner cavity at a first threshold speed, the oil inlet hole is plugged by the plug mechanism, and the air inlet hole is opened, so that the heat dissipation mechanism rotates along with the rotor mechanism to form heat dissipation airflow in the inner cavity for heat dissipation.
11. The method of operating a hybrid heat dissipating motor of claim 10,
the rotor mechanism is controlled to rotate in the inner cavity at a second threshold speed, the air pressure formed in the inner cavity by the heat dissipation mechanism pushes the plug mechanism to plug the air inlet hole and open the oil inlet hole, so that cooling oil in the cooling oil circulation mechanism flows into the inner cavity through the oil inlet hole to cool and lubricate the rotor mechanism, and the cooling oil in the inner cavity flows into the cooling oil circulation mechanism from the outlet hole;
the rotor mechanism is controlled to stop rotating, and cooling oil in the inner cavity prevents the rotor mechanism from rotating.
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