CN111786505B - Steady-state motor with rotor eccentricity absorption function - Google Patents

Steady-state motor with rotor eccentricity absorption function Download PDF

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Publication number
CN111786505B
CN111786505B CN202010675423.9A CN202010675423A CN111786505B CN 111786505 B CN111786505 B CN 111786505B CN 202010675423 A CN202010675423 A CN 202010675423A CN 111786505 B CN111786505 B CN 111786505B
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oil
pipe
component
cooling
oil inlet
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CN111786505A (en
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钱丽
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Dongguan Ante Hardware Plastic Products Co ltd
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Suzhou Sairong Architectural Decoration Engineering Co ltd
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/04—Balancing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
    • F16N39/02—Arrangements for conditioning of lubricants in the lubricating system by cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
    • F16N7/14—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N2210/00—Applications
    • F16N2210/18—Electric motors

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Motor Or Generator Cooling System (AREA)

Abstract

The invention discloses a steady-state motor with a rotor eccentric absorption function, which belongs to the technical field of motors and comprises a support component, a base component and a heat dissipation component, wherein the support component is positioned at the outermost side of a whole set of device, the base component is arranged in the middle of the support component, and the heat dissipation component is arranged at one side of the base component. The rotation of the rotating shaft is more stable.

Description

Steady-state motor with rotor eccentricity absorption function
Technical Field
The invention relates to the technical field of motors, in particular to a steady-state motor with a rotor eccentricity absorption function.
Background
In the field of mechanical transmission, the usage of the motor is very extensive, the motor is an indispensable transmission power source for most mechanical devices, but because the density of each part of the rotating shaft in the motor is uniform during production, the rotating shaft cannot generate any eccentric phenomenon during rotation, so when the motor runs at high speed, the rotating shaft can vibrate due to the eccentric effect, which is also the reason of motor vibration, the vibration amplitude and the frequency of the motor are reduced, the stability of motor transmission is improved, the noise can be reduced, the environmental adaptability of the motor is effectively improved, and people need a stable motor with a rotor eccentric absorption function to solve the problems.
Disclosure of Invention
The present invention is directed to a stable motor having a rotor eccentricity absorbing function to solve the problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a steady state motor with the eccentric absorption function of a rotor comprises a supporting component, a base component, a heat dissipation component, an eccentric absorption component, an oil outlet component, an oil inlet component and a cooling component, wherein the supporting component is located on the outermost side of the base component, the heat dissipation component, the eccentric absorption component, the oil outlet component, the oil inlet component and the cooling component and plays a role in supporting other components, the base component is arranged in the middle of the supporting component and is a basic structure of the motor, the heat dissipation component is arranged on one side of the base component and plays a role in carrying out wind power heat dissipation and cooling on the motor, the eccentric absorption component is arranged at one end, away from the heat dissipation component, of the base component, the eccentric absorption component plays a role in absorbing the eccentric vibration of a motor rotating shaft, the oil outlet component is arranged on the side of the eccentric absorption component and plays a role in conveying high-temperature oil in the eccentric absorption component out, the eccentric absorption subassembly one end is kept away from to the subassembly that produces oil is provided with cooling module, cooling module plays the effect of cooling down to lubricating oil, cooling module keeps away from subassembly one end that produces oil and is provided with the oil feed subassembly, the oil feed subassembly plays the effect in the lubricating oil after will cooling is carried back to the eccentric absorption subassembly.
The supporting component comprises a shell, a rear cover body and a front cover body, the shell is located on the outermost side of the basic component, the heat dissipation component, the eccentric absorption component, the oil outlet component, the oil inlet component and the cooling component, the rear cover body is fixedly mounted at one end of the shell, and the front cover body is fixedly mounted at one end of the rear cover body far away from the shell.
The basic module includes pivot, rotor, stator winding and stator core, casing central authorities are provided with the pivot, pivot middle part fixed mounting has the rotor, the rotor outside is provided with stator winding, stator winding keeps away from rotor one side fixed mounting and has stator core, stator core is connected fixedly with the casing, utilizes external motor fixing device to fix the motor in the use place, and the transmission mode of this motor adopts existing technique, utilizes the stator winding after the circular telegram to produce rotating magnetic field to act on the rotor, form the rotatory moment of torsion of magnetoelectric power, make the rotor rotate, and then drive the pivot and rotate.
The heat dissipation assembly comprises a fan blade partition plate, fan blades and a ventilation hole groove, the fan blade partition plate is arranged at one end of the rotating shaft and fixedly connected with the shell, the fan blades are arranged at the ends, away from the rotor, of the fan blade partition plate, the fan blades are fixedly connected with the rotating shaft, and the ventilation hole groove is formed in the center of the rear cover body.
The eccentric absorption assembly comprises a rotating inner shaft ring, an oil cavity and a fixed outer ring, wherein the end, far away from the fan blades, of the rotating shaft is fixedly provided with the rotating inner shaft ring, one side, close to the outer side wall, of the rotating inner shaft ring is provided with the fixed outer ring, one side, close to the rotating inner shaft ring, of the fixed outer ring is provided with the oil cavity, the rotating inner shaft ring is embedded and installed in the oil cavity, before the motor is used, an oil circuit formed by the oil cavity, an oil outlet pipe, a cooling oil inlet pipe, a horizontal oil distribution pipe, a spring pipe, a cooling oil discharge pipe and an oil inlet pipe needs to be fully filled with lubricating oil, an oil injection hole is formed in the fixed outer ring, so that the oil circuit is convenient to inject oil, and as the rotating shaft in the motor cannot realize uniform density of each part of the rotating shaft when the rotating shaft rotates, any eccentric phenomenon can, the vibration amplitude and the frequency of the motor are reduced, the stability of the motor transmission can be improved, the noise can be reduced, the environmental adaptability of the motor is effectively improved, the rotating shaft generates eccentric vibration to drive the rotating inner shaft ring to vibrate, the rotating inner shaft ring can extrude lubricating oil in an oil cavity by the vibration of the rotating inner shaft ring, the vibration energy of the rotating inner shaft ring is converted into the internal energy of the lubricating oil, the lubricating oil is heated, meanwhile, the lubricating oil can also partially support and offset the swing amplitude of the rotating inner shaft ring, the rotating shaft can rotate more stably, the stable transmission of the motor to the outside is facilitated, most of the vibration energy of the rotating shaft is converted into the internal energy of the lubricating oil, the vibration force received by the fixed outer ring is greatly reduced, the amplitude and the frequency of the whole motor are greatly reduced, the noise is reduced, and the environmental adaptability of the motor is greatly improved, the working environment is comfortable.
The subassembly of producing oil includes the channel of producing oil, goes out oil pipe and the check valve that produces oil, the channel of producing oil has been seted up on the fixed outer lane, the channel of producing oil keeps away from oil pocket one end fixedly connected with and goes out oil pipe, the channel of producing oil will go out oil pipe and oil pocket intercommunication, the inside fixed mounting of the pipe of producing oil has the check valve that produces oil, and the pivot is in vibration extrusion oil pocket interior lubricating oil, and the rotatory centrifugal force and the frictional force that produce of pivot can make the interior lubricating oil of oil pocket present the mobile state the same with pivot direction of rotation, and lubricating oil is in the guide effect that flows, the thrust effect that flows, the squeezing action of vibration down, is extruded and is got into in the channel of producing oil, and then gets into in the oil pipe, and the setting up of check valve that produces oil.
The oil inlet assembly comprises an oil inlet channel, an oil inlet pipe and an oil inlet one-way valve, the oil inlet channel is formed in the fixed outer ring, the oil inlet channel is fixedly connected with the oil inlet pipe at one end far away from the oil cavity, the oil inlet pipe is communicated with the oil cavity through the oil inlet channel, and the oil inlet one-way valve is fixedly mounted in the oil inlet pipe.
The cooling assembly comprises a cooling oil inlet pipe, a distributing horizontal pipe, a spring pipe and a cooling oil discharge pipe, wherein one end of the oil outlet pipe, which is far away from an oil outlet channel, is fixedly communicated with the cooling oil inlet pipe, the cooling oil inlet pipe is embedded and installed inside the shell, one end of the cooling oil inlet pipe, which is far away from the oil outlet pipe, is provided with a plurality of distributing horizontal pipes and the spring pipe in a staggered manner, the distributing horizontal pipe, which is far away from one end of the cooling oil inlet pipe, is fixedly communicated with the oil inlet pipe, the cooling oil discharge pipe is embedded and installed inside the shell, one end of the cooling oil discharge pipe, which is far away from the distributing horizontal pipe, is fixedly communicated with the oil inlet pipe, the distributing horizontal pipe is fixedly installed on the side of the vent groove, lubricating oil flows into the distributing horizontal pipe and the spring pipe which are arranged in a staggered manner through extrusion through the oil, the heat transfer speed increases fast, and the pivot drives the flabellum rotatory to under the wind-force of flabellum sweeps, lubricating oil reaches high-efficient heat transfer effect in the spring pipe, and along with lubricating oil is constantly advanced oil pipe extrusion into the spring pipe from the cooling, the low temperature lubricating oil after the cooling can be extruded and get into cooling oil extraction pipe, advance oil pipe, oil feed channel, finally returns inside the oil pocket, absorbs vibration energy.
The oil outlet channel inclines from inside to outside, the inclination direction of the oil outlet channel is the same as the rotation direction of the rotating shaft, and lubricating oil driven by the rotating shaft conveniently enters the oil outlet channel along the inclination direction of the rotating shaft.
The oil inlet channel inclines from outside to inside, the inclination direction of the oil inlet channel is the same as the rotation direction of the rotating shaft, and the inclination direction of the oil inlet channel is the same as the rotation direction of the rotating shaft from outside to inside, so that lubricating oil in the oil inlet pipe can conveniently enter the oil cavity.
Compared with the prior art, the invention has the beneficial effects that:
because the density of each part of the rotating shaft is not uniform when the rotating shaft in the motor is produced, the rotating shaft can not generate any eccentric phenomenon when rotating, when the motor runs at high speed, the rotating shaft can generate vibration due to the eccentric action, which is also the reason of motor vibration, the invention reduces the vibration amplitude and frequency of the motor, not only improves the transmission stability of the motor, but also can reduce noise, effectively improves the environmental adaptability of the motor, the rotating shaft generates eccentric vibration to drive the rotating inner shaft ring to vibrate, the vibration of the rotating inner shaft ring can extrude lubricating oil in the oil cavity, so that the rotating inner shaft ring vibrates in the range of the oil cavity, the vibration energy of the rotating inner shaft ring is converted into the internal energy of the lubricating oil, the temperature of the lubricating oil is increased, meanwhile, the lubricating oil also plays a part of supporting and offsetting role on the swing amplitude of the rotating inner shaft ring, and the rotating shaft is, the vibration energy of the rotating shaft is mostly converted into the internal energy of lubricating oil, so that the vibration force received by the fixed outer ring is greatly reduced, the amplitude and the frequency of the whole motor are greatly reduced, the noise is reduced, the environmental adaptability of the motor is greatly improved, and the working environment is comfortable;
this device utilizes the spring pipe swing to sweep with the flabellum and combines together, carries out high-efficient consumption to the produced heat of eccentric vibration absorption, and oil circuit way casing for the coolant oil also has the cooling effect to the motor is whole, is favorable to the maintenance of motor, makes the long-time incessant use of motor.
Drawings
FIG. 1 is a schematic left oblique view of a steady-state motor with rotor eccentricity absorption according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of a steady-state motor with rotor eccentricity absorption function according to the present invention;
FIG. 3 is a schematic structural diagram of an eccentric absorption assembly of a steady-state motor with a rotor eccentric absorption function according to the present invention;
FIG. 4 is a schematic view of a cooling assembly of a steady-state motor with rotor eccentricity absorption according to the present invention;
fig. 5 is an enlarged structural diagram of a region a in fig. 3 of a steady-state motor with a rotor eccentricity absorbing function according to the present invention.
Reference numbers in the figures: 101. a housing; 102. a rear cover body; 103. a front cover body; 201. a rotating shaft; 202. a rotor; 203. a stator winding; 204. a stator core; 301. a fan blade partition plate; 302. a fan blade; 303. a vent hole slot; 401. rotating the inner shaft ring; 402. an oil chamber; 403. fixing the outer ring; 501. an oil outlet channel; 502. an oil outlet pipe; 503. an oil outlet one-way valve; 601. an oil inlet channel; 602. an oil inlet pipe; 603. an oil inlet one-way valve; 701. cooling the oil inlet pipe; 702. a horizontal oil distributing pipe; 703. a spring tube; 704. and cooling the oil drain pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in fig. 1-5, a steady-state motor with a rotor eccentric absorption function comprises a supporting component, a base component, a heat dissipation component, an eccentric absorption component, an oil outlet component, an oil inlet component and a cooling component, wherein the supporting component is located at the outermost side of the base component, the heat dissipation component, the eccentric absorption component, the oil outlet component, the oil inlet component and the cooling component and plays a role in supporting other components, the base component is arranged in the middle of the supporting component and is a basic structure of the motor, the heat dissipation component is arranged at one side of the base component and plays a role in dissipating heat and cooling the motor by wind power, the eccentric absorption component is arranged at one end of the base component, which is far away from the heat dissipation component, the eccentric absorption component plays a role in absorbing eccentric vibration of a motor rotating shaft, the oil outlet component is arranged at the side of the eccentric absorption component and plays a role in conveying high-, the eccentric absorption assembly one end is kept away from to the subassembly that produces oil is provided with cooling module, and cooling module plays the effect of cooling down to lubricating oil, and cooling module keeps away from a subassembly one end that produces oil and is provided with the oil feed subassembly, and the oil feed subassembly plays the effect in the lubricating oil after will cooling is carried back to eccentric absorption assembly.
The supporting assembly comprises a shell 101, a rear cover body 102 and a front cover body 103, the shell 101 is located on the outermost side of the base assembly, the heat dissipation assembly, the eccentric absorption assembly, the oil outlet assembly, the oil inlet assembly and the cooling assembly, the rear cover body 102 is fixedly installed at one end of the shell 101, and the front cover body 103 is fixedly installed at one end, far away from the rear cover body 102, of the shell 101.
The basic component includes pivot 201, rotor 202, stator winding 203 and stator core 204, casing 101 central authorities are provided with pivot 201, pivot 201 middle part fixed mounting has rotor 202, the rotor 202 outside is provided with stator winding 203, stator winding 203 keeps away from rotor 202 one side fixed mounting has stator core 204, stator core 204 is connected fixedly with casing 101, utilize external motor fixing device to fix the motor in the place of use, the transmission mode of this motor adopts existing technique, stator winding 203 after utilizing the circular telegram produces rotating magnetic field, and act on rotor 202, form the rotatory moment of torsion of magnetoelectric power, make rotor 202 rotate, and then drive pivot 201 and rotate.
The heat dissipation assembly comprises a fan blade partition plate 301, fan blades 302 and a ventilation hole groove 303, the fan blade partition plate 301 is arranged at one end of the rotating shaft 201, the fan blade partition plate 301 is fixedly connected with the shell 101, the fan blades 302 are arranged at one ends, away from the rotor 202, of the fan blade partition plate 301, the fan blades 302 are fixedly connected with the rotating shaft 201, and the ventilation hole groove 303 is formed in the center of the rear cover body 102.
The eccentric absorption assembly comprises a rotating inner shaft ring 401, an oil cavity 402 and a fixed outer ring 403, wherein one end of the rotating shaft 201, which is far away from the fan blade 302, is fixedly provided with the rotating inner shaft ring 401, one side of the rotating inner shaft ring 401, which is close to the outer side wall, is provided with the fixed outer ring 403, one side of the fixed outer ring 403, which is close to the rotating inner shaft ring 401, is provided with the oil cavity 402, the oil outlet pipe 502, the cooling oil inlet pipe 701, the oil distributing horizontal pipe 702, the spring pipe 703, the cooling oil outlet pipe 704 and the oil inlet pipe 602 are filled with lubricating oil before the motor is used, the oil injecting hole is arranged on the fixed outer ring 403, so that the oil injecting is convenient for the oil injecting to the oil circuit, and because the density of each part of the rotating shaft 201 in the motor is uniform when the rotating shaft 201 is produced, the rotating shaft 201 can not generate any eccentric phenomenon when the motor rotates at high, this is also the reason of the motor vibration, the vibration amplitude and frequency of the motor are reduced, not only the stability of the motor transmission can be improved, but also the noise can be reduced, the environmental adaptability of the motor is effectively improved, the rotating shaft 201 generates eccentric vibration to drive the rotating inner shaft ring 401 to vibrate, the vibration of the rotating inner shaft ring 401 can extrude the lubricating oil in the oil cavity 402, the rotating inner shaft ring 401 vibrates in the range of the oil cavity 402, the vibration energy of the rotating inner shaft ring 401 is converted into the internal energy of the lubricating oil, the temperature of the lubricating oil is raised, meanwhile, the lubricating oil also plays a part in supporting and offsetting effect on the swing amplitude of the rotating inner shaft ring 401, the rotating shaft 201 rotates more stably, the stable transmission of the motor to the outside is facilitated, most of the vibration energy of the rotating shaft 201 is converted into the internal energy of the lubricating oil, the vibration force received by the fixed outer ring 403 is greatly reduced, and the amplitude and, meanwhile, the noise is reduced, the environmental adaptability of the motor is greatly improved, and the working environment is comfortable.
The oil outlet assembly comprises an oil outlet channel 501, an oil outlet pipe 502 and an oil outlet check valve 503, the oil outlet channel 501 is formed in the fixed outer ring 403, one end, far away from the oil cavity 402, of the oil outlet channel 501 is fixedly connected with the oil outlet pipe 502, the oil outlet channel 501 communicates the oil outlet pipe 502 with the oil cavity 402, the oil outlet check valve 503 is fixedly installed inside the oil outlet pipe 502, the lubricating oil in the oil cavity 402 can be in a flowing state in the same rotating direction as the rotating direction of the rotating shaft 201 due to the centrifugal force and the friction force generated by rotation of the rotating shaft 201 when the rotating shaft 201 vibrates to extrude the lubricating oil in the oil cavity 402, the lubricating oil is extruded into the oil outlet channel 501 under the flowing guiding action, the flowing thrust action and the vibrating extrusion action, and then enters the oil outlet pipe 502, and the lubricating oil in the oil outlet pipe 502 can only move in the direction far away.
The oil inlet assembly comprises an oil inlet channel 601, an oil inlet pipe 602 and an oil inlet check valve 603, the oil inlet channel 601 is arranged on the fixed outer ring 403, one end of the oil inlet channel 601, which is far away from the oil cavity 402, is fixedly connected with the oil inlet pipe 602, the oil inlet pipe 602 is communicated with the oil cavity 402 through the oil inlet channel 601, and the oil inlet check valve 603 is fixedly installed inside the oil inlet pipe 602.
The cooling assembly comprises a cooling oil inlet pipe 701, a cooling oil distributing transverse pipe 702, a spring pipe 703 and a cooling oil discharge pipe 704, wherein one end of the oil outlet pipe 502, which is far away from the oil outlet channel 501, is fixedly communicated with the cooling oil inlet pipe 701, the cooling oil inlet pipe 701 is embedded and installed inside the shell 101, one end of the cooling oil inlet pipe 701, which is far away from the oil outlet pipe 502, is provided with a plurality of oil distributing transverse pipes 702 and the spring pipes 703 in a staggered manner, the oil distributing transverse pipe 702, which is far away from one end of the cooling oil inlet pipe 701, is fixedly communicated with the cooling oil discharge pipe 704, the cooling oil discharge pipe 704 is embedded and installed inside the shell 101, one end of the cooling oil discharge pipe 704, which is far away from the oil distributing transverse pipe 702, is fixedly communicated with the oil inlet pipe 602, the oil distributing transverse pipe 702 is fixedly installed at the side of the vent hole 303, lubricating oil flows into the oil, the air circulation speed around the spring pipe 703 is increased, the heat exchange speed is increased, the rotating shaft 201 drives the fan blade 302 to rotate, under the wind power blowing of the fan blade 302, lubricating oil achieves a high-efficiency heat exchange effect in the spring pipe 703, and is continuously extruded into the spring pipe 703 from the cooling oil inlet pipe 701 along with the lubricating oil, the cooled low-temperature lubricating oil can be extruded into the cooling oil discharge pipe 704, the oil inlet pipe 602 and the oil inlet channel 601, and finally returns to the inside of the oil cavity 402 to absorb vibration energy.
The oil outlet channel 501 inclines from inside to outside, and the inclination direction of the oil outlet channel 501 is the same as the rotation direction of the rotating shaft, so that the lubricating oil driven by the rotating shaft can conveniently enter the oil outlet channel 501 along the inclination direction of the rotating shaft.
The oil inlet channel 601 inclines from outside to inside, the inclination direction of the oil inlet channel 601 is the same as the rotation direction of the rotating shaft, and the inclination direction of the oil inlet channel 601 is the same as the rotation direction of the rotating shaft from outside to inside, so that lubricating oil in the oil inlet pipe 602 can conveniently enter the oil cavity 402.
The working principle is as follows:
the motor is fixed at a use place by utilizing an external motor fixing device, the transmission mode of the motor adopts the existing technology, and the electrified stator winding 203 is utilized to generate a rotating magnetic field and act on the rotor 202 to form magnetoelectric power rotating torque so as to rotate the rotor 202 and further drive the rotating shaft 201 to rotate;
before the motor is used, an oil circuit formed by the oil cavity 402, the oil outlet pipe 502, the cooling oil inlet pipe 701, the oil distributing horizontal pipe 702, the spring pipe 703, the cooling oil outlet pipe 704 and the oil inlet pipe 602 needs to be fully filled with lubricating oil, an oil hole is arranged on the fixed outer ring 403, so that the oil circuit is conveniently filled with the lubricating oil, because the density of each part of the rotating shaft 201 cannot be uniform during the production of the rotating shaft 201 in the motor, the rotating shaft 201 cannot generate any eccentric phenomenon during the rotation, when the motor runs at high speed, the rotating shaft 201 can generate vibration due to the eccentric action, which is also the reason of the motor vibration, the vibration amplitude and the frequency of the motor are reduced, the stability of the motor transmission can be improved, the noise can be reduced, the environmental adaptability of the motor is effectively improved, the rotating shaft 201 generates eccentric vibration to drive the rotating inner shaft ring 401 to vibrate, and the rotating inner shaft ring 401 vibrates to extrude the lubricating oil, the rotating inner shaft ring 401 vibrates in the range of the oil cavity 402, the vibration energy of the rotating inner shaft ring 401 is converted into internal energy of lubricating oil, the lubricating oil is heated, meanwhile, the lubricating oil also plays a part in supporting and offsetting effect on the swing amplitude of the rotating inner shaft ring 401, the rotating shaft 201 rotates more stably, stable transmission of a motor to the outside is facilitated, most of the vibration energy of the rotating shaft 201 is converted into the internal energy of the lubricating oil, the vibration force received by the fixed outer ring 403 is greatly reduced, the amplitude and the frequency of the whole motor are greatly reduced, meanwhile, the noise is reduced, the environmental adaptability of the motor is greatly improved, and the working environment is comfortable;
when the rotating shaft 201 vibrates and extrudes the lubricating oil in the oil cavity 402, the centrifugal force and the friction force generated by the rotation of the rotating shaft 201 can enable the lubricating oil in the oil cavity 402 to present a flowing state in the same rotating direction as the rotating shaft 201, the lubricating oil is extruded into the oil outlet channel 501 under the flowing guiding action, the flowing thrust action and the vibrating extrusion action and then enters the oil outlet pipe 502, the arrangement of the oil outlet check valve 503 enables the lubricating oil in the oil outlet pipe 502 to move only in the direction far away from the oil outlet channel 501, the lubricating oil flows into the oil distributing transverse pipe 702 and the spring pipe 703 which are arranged in a staggered mode through the oil outlet pipe 502 and the cooling oil inlet pipe 701 in an extruding mode, under the small-amplitude vibration environment of the motor, the spring pipe 703 is easy to deform and can swing back and forth, the air circulation speed around the spring pipe 703 is increased, the heat exchange speed is increased, the rotating shaft 201 drives the, lubricating oil reaches high-efficient heat transfer effect in spring pipe 703 to along with lubricating oil is constantly being extruded into spring pipe 703 from cooling oil inlet pipe 701, the low temperature lubricating oil after the cooling can be extruded and get into cooling oil extraction pipe 704, oil inlet pipe 602, oil feed channel 601, finally returns inside oil pocket 402, absorbs the vibration energy.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (3)

1. A steady-state motor with a rotor eccentricity absorption function is characterized in that: the supporting component is positioned at the outermost side of the basic component, the radiating component, the eccentric absorbing component, the oil outlet component, the oil inlet component and the cooling component and plays a role in supporting other components, the basic component is arranged in the middle of the supporting component and is a basic structure forming a motor, the radiating component is arranged on one side of the basic component and plays a role in dissipating heat and cooling the motor by wind power, the eccentric absorbing component is arranged at one end, away from the radiating component, of the basic component, the eccentric absorbing component plays a role in absorbing eccentric vibration of a motor rotating shaft, the oil outlet component is arranged on the side of the eccentric absorbing component, and the oil outlet component plays a role in conveying high-temperature oil out of the eccentric absorbing component, the cooling assembly is arranged at one end, away from the eccentric absorption assembly, of the oil outlet assembly, and plays a role in cooling lubricating oil;
the supporting assembly comprises a shell (101), a rear cover body (102) and a front cover body (103), the shell (101) is located on the outermost side of the base assembly, the heat dissipation assembly, the eccentric absorption assembly, the oil outlet assembly, the oil inlet assembly and the cooling assembly, the rear cover body (102) is fixedly installed at one end of the shell (101), and the front cover body (103) is fixedly installed at one end, far away from the rear cover body (102), of the shell (101);
the base assembly comprises a rotating shaft (201), a rotor (202), a stator winding (203) and a stator core (204), the rotating shaft (201) is arranged in the center of the shell (101), the rotor (202) is fixedly installed in the middle of the rotating shaft (201), the stator winding (203) is arranged on the outer side of the rotor (202), the stator core (204) is fixedly installed on one side, away from the rotor (202), of the stator winding (203), and the stator core (204) is fixedly connected with the shell (101);
the heat dissipation assembly comprises a fan blade partition plate (301), fan blades (302) and a ventilation hole groove (303), the fan blade partition plate (301) is arranged at one end of the rotating shaft (201), the fan blade partition plate (301) is fixedly connected with the shell (101), the fan blades (302) are arranged at one ends, away from the rotor (202), of the fan blade partition plate (301), the fan blades (302) are fixedly connected with the rotating shaft (201), and the ventilation hole groove (303) is formed in the center of the rear cover body (102);
the eccentric absorption assembly comprises a rotating inner shaft ring (401), an oil cavity (402) and a fixed outer ring (403), the rotating inner shaft ring (401) is fixedly installed at one end, far away from the fan blade (302), of the rotating shaft (201), the fixed outer ring (403) is arranged on one side, close to the outer side wall, of the rotating inner shaft ring (401), the oil cavity (402) is formed in one side, close to the rotating inner shaft ring (401), of the fixed outer ring (403), and the rotating inner shaft ring (401) is installed inside the oil cavity (402) in an embedded mode;
the oil outlet assembly comprises an oil outlet channel (501), an oil outlet pipe (502) and an oil outlet one-way valve (503), the oil outlet channel (501) is formed in the fixed outer ring (403), one end, far away from the oil cavity (402), of the oil outlet channel (501) is fixedly connected with the oil outlet pipe (502), the oil outlet pipe (502) is communicated with the oil cavity (402) through the oil outlet channel (501), and the oil outlet one-way valve (503) is fixedly installed inside the oil outlet pipe (502);
the oil inlet assembly comprises an oil inlet channel (601), an oil inlet pipe (602) and an oil inlet check valve (603), the oil inlet channel (601) is formed in the fixed outer ring (403), one end, far away from the oil cavity (402), of the oil inlet channel (601) is fixedly connected with the oil inlet pipe (602), the oil inlet pipe (602) is communicated with the oil cavity (402) through the oil inlet channel (601), and the oil inlet check valve (603) is fixedly installed inside the oil inlet pipe (602);
the cooling assembly comprises a cooling oil inlet pipe (701), an oil distributing transverse pipe (702), a spring pipe (703) and a cooling oil discharge pipe (704), one end of the oil outlet pipe (502) far away from the oil outlet channel (501) is fixedly communicated with a cooling oil inlet pipe (701), the cooling oil inlet pipe (701) is embedded in the shell (101), a plurality of oil distributing transverse pipes (702) and spring pipes (703) are installed on one end, far away from the oil outlet pipe (502), of the cooling oil inlet pipe (701) in a staggered mode, the oil distributing transverse pipes (702) on one end, far away from the cooling oil inlet pipe (701), of the cooling oil inlet pipe are fixedly communicated with a cooling oil discharge pipe (704), the cooling oil discharge pipe (704) is embedded in the shell (101), one end of the cooling oil discharge pipe (704) far away from the oil distributing transverse pipe (702) is fixedly communicated with the oil inlet pipe (602), the oil distributing horizontal pipe (702) is fixedly arranged on the side of the vent hole groove (303).
2. A steady-state motor having a rotor eccentricity absorbing function according to claim 1, wherein: the oil outlet channel (501) inclines from inside to outside, and the inclination direction of the oil outlet channel (501) is the same as the rotation direction of the rotating shaft.
3. A steady-state motor having a rotor eccentricity absorbing function according to claim 1, wherein: the oil inlet channel (601) inclines from outside to inside, and the inclination direction of the oil inlet channel (601) is the same as the rotation direction of the rotating shaft.
CN202010675423.9A 2020-07-14 2020-07-14 Steady-state motor with rotor eccentricity absorption function Active CN111786505B (en)

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