CN118100528B - High-speed magnetic suspension motor cooling system - Google Patents
High-speed magnetic suspension motor cooling system Download PDFInfo
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- CN118100528B CN118100528B CN202410293717.3A CN202410293717A CN118100528B CN 118100528 B CN118100528 B CN 118100528B CN 202410293717 A CN202410293717 A CN 202410293717A CN 118100528 B CN118100528 B CN 118100528B
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- 239000000725 suspension Substances 0.000 title claims abstract description 51
- 238000001816 cooling Methods 0.000 title claims description 8
- 230000017525 heat dissipation Effects 0.000 claims abstract description 77
- 238000005339 levitation Methods 0.000 claims abstract description 43
- 230000010365 information processing Effects 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000004804 winding Methods 0.000 description 8
- 239000000243 solution Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 241000883990 Flabellum Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000009351 contact transmission Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- 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
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
-
- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N15/00—Holding or levitation devices using magnetic attraction or repulsion, not otherwise provided for
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention belongs to the technical field of high-speed magnetic levitation motors, and particularly relates to a high-speed magnetic levitation motor heat dissipation system, which comprises a magnetic levitation motor body, a heat dissipation mechanism and an intelligent heat dissipation system, wherein the magnetic levitation motor body comprises a shell, a motor, a stator, a rotor, a levitation system and a control system; the motor, the stator, the rotor, the suspension system and the control system are all arranged in the shell, and the heat dissipation mechanism comprises a cavity and an electric motor; the cavity comprises a heat dissipation net, fan blades and fluted discs; the utility model discloses a high-speed magnetic suspension motor, including casing, fluted disc, motor, heat dissipation net, fluted disc, motor, heat dissipation net, fluted disc, motor, the cavity fixed mounting is in the front side of casing, and the place ahead is the opening form in the front side of casing, heat dissipation net fixed mounting is in the inner wall front side of cavity, motor fixed mounting is in the front side of motor, and is located the cavity, the fluted disc is fixed with motor's output, and the device has solved current high-speed magnetic suspension motor radiating effect poor, and the heat dissipation is insufficient, leads to high-speed magnetic suspension motor operation unstable even damaged problem.
Description
Technical Field
The invention belongs to the technical field of high-speed magnetic levitation motors, and particularly relates to a heat dissipation system of a high-speed magnetic levitation motor.
Background
The magnetic suspension motor mainly comprises a stator, a rotor, a suspension system, a control system and other parts, and the magnetic suspension motor comprises: the stator is a static part of the magnetic suspension motor and comprises a stator iron core and a stator winding, the stator iron core is usually made of silicon steel sheets to form a structural body capable of supporting a solenoid winding, the stator winding is a coil formed by winding wires and used for generating a rotating magnetic field, the rotor is a rotating part of the magnetic suspension motor and comprises a rotor iron core and a rotor winding, the rotor iron core usually adopts a slightly eccentric shape so as to generate self-stable motion when rotating, rotary inertia is reduced, the rotor winding is also formed by winding wires and interacts with a magnetic field between the stator winding to realize non-contact transmission, the suspension system is a magnetic suspension motor and realizes non-contact force transmission of the motor by utilizing a magnetic suspension principle, and mainly comprises a suspension body, a propulsion body, a sensor and a controller, wherein the suspension body is suspended above the stator and is kept in a suspension state by controlling current, the propulsion body is arranged below the suspension body, the suspension body is driven to realize motion by the current, the sensor detects the position of the suspension body, the sensor is controlled by a feedback system to keep the suspension state, and the controller controls the sensor and the current feedback system, and the motor also comprises a braking part, the cooling part and the like, and the like.
The cooling part used by the magnetic levitation motor on the market at present has poor cooling effect, untimely cooling and high energy consumption, causes great influence on the operation of the magnetic levitation motor, and even when the magnetic levitation motor operates for a long time with high power, the internal temperature of the magnetic levitation motor continuously exceeds the high temperature and the heat dissipation is insufficient, so that the magnetic levitation motor is damaged. This phenomenon is a problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a high-speed magnetic levitation motor heat dissipation system to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the high-speed magnetic suspension motor heat dissipation system comprises a magnetic suspension motor body, a heat dissipation mechanism and an intelligent heat dissipation system, wherein the magnetic suspension motor body comprises a shell, a motor, a stator, a rotor, a suspension system and a control system; the motor, the stator, the rotor, the suspension system and the control system are all arranged in the shell, and the heat dissipation mechanism comprises a cavity and an electric motor; the cavity comprises a heat dissipation net, fan blades and fluted discs; the cavity is fixedly arranged on the front side of the shell, the front side is in an opening shape, the heat dissipation net is fixedly arranged on the front side of the inner wall of the cavity, the electric motor is fixedly arranged on the front side of the motor and is positioned in the cavity, the fluted disc is fixedly connected with the output end of the electric motor, and the front side is fixedly connected with the fan blade.
The invention further discloses that the heat dissipation mechanism comprises a pair of heat dissipation parts, wherein the two heat dissipation parts are respectively positioned at the left side and the right side of the fluted disc; the two radiating parts comprise screw rods, two rotating rods, two connecting blocks, two elastic springs and two fan wheels; the two connecting blocks are fixedly arranged on the inner wall of the cavity, the two rotating rods are respectively arranged on the inner sides of the two connecting blocks in a bearing way, the screw rod is fixedly arranged between the two rotating rods and meshed with the fluted disc, and the two fan wheels are respectively fixedly arranged at the outer ends of the two rotating rods through two elastic springs.
The invention further discloses that the two radiating parts also comprise a hydraulic cavity, a hydraulic plate, a hydraulic rod and an arc-shaped block; the hydraulic cavity is fixedly arranged between the two connecting blocks, the hydraulic plate is connected to the inner wall of the hydraulic cavity in a sliding manner, the hydraulic rod is fixedly arranged on the inner side of the hydraulic plate, one end of the hydraulic rod is arc-shaped, and the arc-shaped block is fixedly arranged on the outer side of the rotating rod above and aligned with the hydraulic rod; the hydraulic plate is connected with the outer spring of the inner wall of the hydraulic cavity, the hydraulic cavity is connected with an external cold air pipeline, a first check valve is arranged in the pipeline, air ejector pipes are connected to the outer side of the hydraulic cavity, a second check valve is arranged in the two air ejector pipes, and the outer ends of the two air ejector pipes face to the two fan wheels respectively.
The invention further describes that the inner wall of the cavity is fixedly provided with four spheres, the four spheres are respectively positioned at one side of the four fan wheels, and the outer surfaces of the four fan wheels are arc-shaped.
The invention further discloses that the heat dissipation mechanism further comprises a rotating speed sensor, wherein a rotating speed sensing module is arranged in the rotating speed sensor, and the intelligent heat dissipation system comprises an information processing module and an intelligent control module; the information processing module is electrically connected with the rotating speed sensing module, the information processing module is electrically connected with the intelligent control module, and the intelligent control module is electrically connected with the electric motor; the rotating speed induction module is used for inducing the rotating speed of the magnetic suspension motor through the rotating speed inductor, the information processing module is used for carrying out intelligent conversion according to the rotating speed of the magnetic suspension motor, the intelligent control module is used for controlling the intelligent operation of the electric motor according to the conversion result.
The invention further describes that the operation steps of the intelligent heat dissipation system comprise: s1, operating a magnetic suspension motor, and simultaneously operating an intelligent heat dissipation system; s2, the rotating speed sensing module senses the rotating speed of the magnetic suspension motor in real time through a rotating speed sensor, and the rotating speed is intelligently converted and then the rotating speed of the electric motor is controlled through the intelligent control module; and S3, stopping the operation of the magnetic suspension motor, and stopping the operation of the intelligent heat dissipation system.
The present invention further describes that in the step S2: Where V is the rotational speed of the electric motor, V Horse max is the highest rotational speed of the electric motor, V Electric power is the rotational speed of the electric motor, and V Electric power max is the highest rotational speed of the electric motor.
The present invention further describes that in the step S2: the higher the electric motor speed, the faster the fan wheel speed, while the higher the cool air injection frequency; when V Horse max>V>V Horse mid, V Horse mid is the normal rotation speed of the electric motor: the larger the centrifugal force generated after the fan wheel rotates, the fan wheel is enabled to swing and impact the ball body; when V is less than or equal to
V Horse mid: the sector wheel cannot contact the sphere.
Compared with the prior art, the invention has the following beneficial effects: according to the heat dissipation mechanism adopted by the invention, the discharge of hot air in the magnetic levitation motor can be accelerated when the fan wheel rotates, the generated wind waves can prevent the internal heat from being excessively concentrated when the magnetic levitation motor operates, the heat is blown away, the heat dissipation effect is further improved, the screws on the left side and the right side are different due to different installation positions, when the fluted discs are meshed, the rotation directions of the screws on the two sides are opposite, opposite air flows are generated, the hot air can be firstly opposite and consumed when the fan blades rotate to discharge the hot air, the temperature is reduced, the situation that the peripheral working environment of the magnetic levitation motor is influenced by the directly discharged hot air is avoided, the magnetic levitation motor is further protected, the air is sprayed to the fan wheel through the air spraying pipe, the cold air is scattered by the rotation of the fan wheel, the heat dissipation speed is further enhanced, the auxiliary heat dissipation effect is achieved, the magnetic levitation motor is fully protected, and the heat dissipation effect is optimized is realized;
And under the high-speed rotation state of screw rod, the fan wheel receives centrifugal force effect, and outside skew, elasticity Huang Shouli deformation until fan wheel and spheroid striking each other can make the whole vibrations that produce of magnetic suspension motor in the striking process, and the fog that cold air steam fusion produced is attached to the radiating net through discharging, can shake the little drop of fog condensation on the radiating net through vibrations to avoid the magnetic suspension motor to form the incrustation scale on the radiating net under long-time work and influence the emission of steam.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic plan view of the internal structure of the chamber of the present invention;
FIG. 3 is a schematic plan view of a single heat sink member of the present invention;
FIG. 4 is a schematic view of the internal structure of the chamber of the present invention;
Fig. 5 is a schematic diagram of the positional relationship between the heat sink and the gear on the right side of the present invention;
FIG. 6 is a schematic view of the structure of a single heat sink member of the present invention;
FIG. 7 is a schematic diagram of a module connection relationship between the intelligent heat dissipation system and the rotational speed sensing module according to the present invention;
In the figure: 1. a housing; 2. an electric motor; 3. a chamber; 31. a heat dissipation net; 32. a fan blade; 33. fluted disc; 331. a screw; 332. a rotating rod; 333. a connecting block; 334. an elastic spring; 335. a fan wheel; 336. a hydraulic chamber; 3361. a gas lance; 337. a hydraulic plate; 338. a hydraulic rod; 339. an arc-shaped block; 34. and (3) a sphere.
Detailed Description
The technical scheme of the present invention is further described in non-limiting detail below with reference to the preferred embodiments and the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: the high-speed magnetic suspension motor heat dissipation system comprises a magnetic suspension motor body, a heat dissipation mechanism and an intelligent heat dissipation system, wherein the magnetic suspension motor body comprises a shell 1, a motor, a stator, a rotor, a suspension system and a control system;
the motor, the stator, the rotor, the suspension system and the control system are all arranged in the shell 1, and the heat dissipation mechanism comprises a cavity 3 and an electric motor 2;
The chamber 3 comprises a heat dissipation net 31, fan blades 32 and fluted discs 33;
The cavity 3 is fixedly arranged on the front side of the shell 1, the front part is open, the heat dissipation net 31 is fixedly arranged on the front side of the inner wall of the cavity 3, the electric motor 2 is fixedly arranged on the front side of the electric motor and is positioned in the cavity 3, the fluted disc 33 is fixedly connected with the output end of the electric motor 2, and the front side is fixedly connected with the fan blades 32;
The magnetic levitation motor operates, the motor, the stator, the rotor, the levitation system and the control system in the magnetic levitation motor start to operate, heat is generated in the shell 1 in the operation process, meanwhile, the electric motor 2 operates to drive the fluted disc 33 to rotate, the fluted disc 33 drives the fan blades 32 to rotate, hot air generated by the operation of the magnetic levitation motor is discharged from the heat dissipation net 31, so that the magnetic levitation motor is prevented from being damaged due to overhigh temperature in the magnetic levitation motor, smooth operation of the magnetic levitation motor can be guaranteed, internal electronic components of the magnetic levitation motor are protected, and the heat dissipation effect is good.
The heat dissipation mechanism comprises a pair of heat dissipation parts, and the two heat dissipation parts are respectively positioned at the left side and the right side of the fluted disc 33;
The two heat dissipation parts comprise screw 331, two rotating rods 332, two connecting blocks 333, two elastic springs 334 and two fan wheels 335;
The two connecting blocks 333 are fixedly arranged on the inner wall of the cavity 3, the two rotating rods 332 are respectively arranged on the inner sides of the two connecting blocks 333 in a bearing way, the screw 331 is fixedly arranged between the two rotating rods 332 and meshed with the fluted disc 33, and the two fan wheels 335 are respectively and fixedly arranged on the outer ends of the two rotating rods 332 through two elastic springs 334;
When fluted disc 33 rotates, with screw rod 331 meshing, drive screw rod 331 and rotate, drive bull stick 332 and pass through the bearing and rotate, thereby drive fan wheel 335 rotation, can accelerate the discharge of the interior steam of magnetic levitation motor when fan wheel 335 rotates, and the stormy waves that produce can make the inside heat can not too concentrate when magnetic levitation motor operates, blow away the heat, further improve the radiating effect, and screw rod 331 of left and right sides is because of the mounted position is different, when fluted disc 33 meshing, rotate reverse, thereby make the screw rod 331 rotation direction on both sides opposite, produce the hedging air current, can be when flabellum 32 rotates and discharges the steam, earlier with steam hedging consumption, thereby reduce the temperature, avoid the too high surrounding operational environment of magnetic levitation motor of influence of direct exhaust steam temperature, thereby further protect the magnetic levitation motor.
The two heat sinks also include a hydraulic chamber 336, a hydraulic plate 337, a hydraulic rod 338, an arcuate block 339;
The hydraulic cavity 336 is fixedly arranged between the two connecting blocks 333, the hydraulic plate 337 is slidably connected to the inner wall of the hydraulic cavity 336, the hydraulic rod 338 is fixedly arranged on the inner side of the hydraulic plate 337, one end of the hydraulic rod is arc-shaped, and the arc-shaped block 339 is fixedly arranged on the outer side of the rotating rod 332 above and aligned with the hydraulic rod 338;
The hydraulic plate 337 is connected with the outer spring of the inner wall of the hydraulic cavity 336, the hydraulic cavity 336 is connected with an external cold air pipeline, a first check valve is arranged in the pipeline, the upper part and the lower part of the outer side of the hydraulic cavity 336 are both connected with air ejector tubes 3361, a second check valve is arranged in each of the two air ejector tubes 3361, and the outer ends of the two air ejector tubes 3361 face the two fan wheels 335 respectively;
When the rotating rod 332 rotates, the arc-shaped block 339 is driven to rotate around the center until the arc-shaped block 339 contacts with the head of the hydraulic rod 338, and the arc-shaped head is mutually extruded when the arc-shaped head is contacted with the hydraulic rod 338, so that the hydraulic rod 338 is pushed to move outwards, the hydraulic plate 337 is driven to slide outwards along the inner wall of the hydraulic cavity 336, the spring is stressed to deform, then the arc-shaped block 339 rotates to be separated from the hydraulic rod 338, the spring generates a reaction force to push the hydraulic plate 337 to reset, so that the hydraulic cavity 336 continuously extracts cold air from the outside and is sprayed to the fan wheel 335 through the air spraying pipe 3361, the fan wheel 335 rotates to break the cold air, and therefore the heat dissipation speed is further enhanced, the auxiliary heat dissipation effect is achieved, the magnetic suspension motor is fully protected, and the heat dissipation effect is optimized.
Four spheres 34 are fixedly arranged on the inner wall of the chamber 3, the four spheres 34 are respectively positioned on one side of the four fan wheels 335, and the outer surfaces of the four fan wheels 335 are arc-shaped;
Under the high-speed rotation state of the screw 331, the fan wheel 335 is subjected to the action of centrifugal force, and is deflected outwards, the elastic yellow 334 is subjected to stress deformation until the fan wheel 335 and the ball 34 mutually collide, the whole magnetic levitation motor can be enabled to vibrate in the collision process, mist generated by cold air and hot air fusion is attached to the heat dissipation net 31 through emission, and small water drops condensed by the mist on the heat dissipation net 31 can be shaken off through vibration, so that scale formation on the heat dissipation net 31 under the long-time working of the magnetic levitation motor is avoided to influence the emission of hot air.
The intelligent heat dissipation system comprises an information processing module and an intelligent control module;
The information processing module is electrically connected with the rotating speed sensing module, the information processing module is electrically connected with the intelligent control module, and the intelligent control module is electrically connected with the electric motor 2;
The rotating speed sensing module is used for sensing the rotating speed of the magnetic levitation motor through the rotating speed sensor, the information processing module is used for carrying out intelligent conversion according to the rotating speed of the magnetic levitation motor, and the intelligent control module is used for controlling the intelligent operation of the electric motor 2 according to the conversion result.
The intelligent heat dissipation system comprises the following operation steps:
s1, operating a magnetic suspension motor, and simultaneously operating an intelligent heat dissipation system;
S2, the rotating speed sensing module senses the rotating speed of the magnetic suspension motor in real time through a rotating speed sensor, and the rotating speed is intelligently converted and then the rotating speed of the electric motor 2 is controlled through the intelligent control module;
and S3, stopping the operation of the magnetic suspension motor, and stopping the operation of the intelligent heat dissipation system.
In step S2:
Wherein V is the rotational speed of the electric motor 2, V Horse max is the highest rotational speed of the electric motor 2, V Electric power is the rotational speed of the electric motor, and V Electric power max is the highest rotational speed of the electric motor;
The larger the running power of the magnetic suspension motor is, the higher the motor rotating speed is, and the higher the heat generated by internal running is, so that the higher the running rotating speed of the electric motor 2 is controlled, the higher the rotating speed of the fan blades 32 is, on one hand, the discharge speed of hot air can be increased, and on the other hand, when the heat is not high, the rotating speed of the electric motor 2 is reduced, so that the heat dissipation is ensured, the energy consumption is relatively reduced, and the running cost is saved.
In step S2: the higher the electric motor 2 speed, the faster the fan wheel 335 speed, while the higher the cool air injection frequency;
When V Horse max>V>V Horse mid, V Horse mid is the normal rotation speed of the electric motor 2: the greater the centrifugal force generated by the rotation of the fan 335, the more the fan 335 is thrown and impacts the ball 34;
When V is less than or equal to V Horse mid: sector 335 is not able to contact sphere 34;
Only when the operation power of the magnetic levitation motor is high and the internal heat is large, the fan wheel 335 and the sphere 34 can be impacted, so that small water drops on the heat dissipation net 31 can be shaken off on one hand, and on the other hand, when the heat is not high, the small water drops can not be formed, and the fan wheel 335 and the sphere 34 are not required to be impacted at the moment, so that the loss of the fan wheel 335 and the sphere 34 is reduced, and the service life of the structure is prolonged.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Finally, it should be pointed out that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting. Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a high-speed magnetic suspension motor cooling system, includes magnetic suspension motor body, heat dissipation mechanism and intelligent cooling system, its characterized in that: the magnetic suspension motor body comprises a shell (1), a motor, a stator, a rotor, a suspension system and a control system;
The motor, the stator, the rotor, the suspension system and the control system are all arranged in the shell (1), and the heat dissipation mechanism comprises a cavity (3) and an electric motor (2);
The cavity (3) comprises a heat dissipation net (31), fan blades (32) and fluted discs (33);
The cavity (3) is fixedly arranged on the front side of the shell (1), the front side is in an opening shape, the heat dissipation net (31) is fixedly arranged on the front side of the inner wall of the cavity (3), the electric motor (2) is fixedly arranged on the front side of the electric motor and is positioned in the cavity (3), the fluted disc (33) is fixedly connected with the output end of the electric motor (2), the front side is fixedly connected with the fan blades (32), the heat dissipation mechanism comprises a pair of heat dissipation parts, and the two heat dissipation parts are respectively positioned on the left side and the right side of the fluted disc (33);
The two radiating parts comprise screw rods (331), two rotating rods (332), two connecting blocks (333), two elastic springs (334) and two fan wheels (335);
The two connecting blocks (333) are fixedly arranged on the inner wall of the cavity (3), the two rotating rods (332) are respectively arranged on the inner sides of the two connecting blocks (333) in a bearing way, the screw rod (331) is fixedly arranged between the two rotating rods (332) and meshed with the fluted disc (33), and the two fan wheels (335) are respectively fixedly arranged at the outer ends of the two rotating rods (332) through two elastic springs (334).
2. A high-speed magnetic levitation motor heat dissipation system as defined in claim 1, wherein: the two radiating parts also comprise a hydraulic cavity (336), a hydraulic plate (337), a hydraulic rod (338) and an arc-shaped block (339);
The hydraulic cavity (336) is fixedly arranged between the two connecting blocks (333), the hydraulic plate (337) is slidably connected to the inner wall of the hydraulic cavity (336), the hydraulic rod (338) is fixedly arranged on the inner side of the hydraulic plate (337), one end of the hydraulic rod is arc-shaped, and the arc-shaped block (339) is fixedly arranged on the outer side of the rotating rod (332) above and is aligned with the hydraulic rod (338);
The hydraulic plate (337) is connected with the outer spring of the inner wall of the hydraulic cavity (336), the hydraulic cavity (336) is connected with an external cold air pipeline, a first check valve is arranged in the pipeline, air ejector pipes (3361) are connected to the outer side of the hydraulic cavity (336) up and down, second check valves are arranged in the two air ejector pipes (3361), and the outer ends of the two air ejector pipes (3361) face two fan wheels (335) respectively.
3. A high-speed magnetic levitation motor heat dissipation system as defined in claim 2, wherein: four spheres (34) are fixedly arranged on the inner wall of the cavity (3), the four spheres (34) are respectively positioned on one sides of four fan wheels (335), and the outer surfaces of the four fan wheels (335) are arc-shaped.
4. A high-speed magnetic levitation motor heat dissipation system as defined in claim 3, wherein: the intelligent heat dissipation system comprises an intelligent heat dissipation system and a heat dissipation mechanism, wherein the intelligent heat dissipation system comprises an information processing module and an intelligent control module;
The information processing module is electrically connected with the rotating speed sensing module, the information processing module is electrically connected with the intelligent control module, and the intelligent control module is electrically connected with the electric motor (2);
the intelligent control system comprises a rotating speed sensing module, an information processing module and an intelligent control module, wherein the rotating speed sensing module is used for sensing the rotating speed of the magnetic levitation motor through a rotating speed sensor, the information processing module is used for performing intelligent conversion according to the rotating speed of the magnetic levitation motor, and the intelligent control module is used for controlling the intelligent operation of the electric motor (2) according to a conversion result.
5. A high-speed magnetic levitation motor heat dissipation system as defined in claim 4, wherein: the intelligent heat dissipation system comprises the following operation steps:
s1, operating a magnetic suspension motor, and simultaneously operating an intelligent heat dissipation system;
S2, a rotating speed sensing module senses the rotating speed of the magnetic suspension motor in real time through a rotating speed sensor, and the rotating speed is intelligently converted and then the rotating speed of the electric motor (2) is controlled through an intelligent control module;
and S3, stopping the operation of the magnetic suspension motor, and stopping the operation of the intelligent heat dissipation system.
6. A high-speed magnetic levitation motor heat dissipation system as defined in claim 5, wherein: in the step S2:
；
wherein, For the rotational speed of the electric motor (2),Is the highest rotational speed of the electric motor (2),For the rotational speed of the motor,Is the highest rotational speed of the motor.
7. A high-speed magnetic levitation motor heat dissipation system as defined in claim 6, wherein: in the step S2: the higher the rotation speed of the electric motor (2), the faster the rotation speed of the fan wheel (335) and the higher the cool air injection frequency;
When (when) In the time-course of which the first and second contact surfaces,Is the normal rotation speed of the electric motor (2): the larger the centrifugal force generated after the fan wheel (335) rotates, the fan wheel (335) is swung and impacted on the ball body (34);
When (when) When (1): the sector wheel (335) cannot contact the sphere (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410293717.3A CN118100528B (en) | 2024-03-14 | 2024-03-14 | High-speed magnetic suspension motor cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410293717.3A CN118100528B (en) | 2024-03-14 | 2024-03-14 | High-speed magnetic suspension motor cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118100528A CN118100528A (en) | 2024-05-28 |
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| JP2008005627A (en) * | 2006-06-22 | 2008-01-10 | Ihi Corp | Motor device and compressor |
| CN215646498U (en) * | 2021-07-28 | 2022-01-25 | 江苏明磁动力科技有限公司 | Magnetic suspension motor casing of high security performance |
| CN116032052A (en) * | 2022-12-13 | 2023-04-28 | 宣城立讯精密工业有限公司 | New energy automobile motor installation mechanism |
| CN116526754B (en) * | 2023-07-04 | 2023-09-08 | 鸿陆智能科技(山东)有限公司 | Magnetic suspension compressor with cooling structure |
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