CN111917210A - Motor rotor and motor - Google Patents
Motor rotor and motor Download PDFInfo
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- CN111917210A CN111917210A CN202010853863.9A CN202010853863A CN111917210A CN 111917210 A CN111917210 A CN 111917210A CN 202010853863 A CN202010853863 A CN 202010853863A CN 111917210 A CN111917210 A CN 111917210A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 230
- 239000002184 metal Substances 0.000 claims description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 239000000741 silica gel Substances 0.000 claims description 16
- 229910002027 silica gel Inorganic materials 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 24
- 238000004891 communication Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 27
- 239000004744 fabric Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 230000000994 depressogenic effect Effects 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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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
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- 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
- H02K11/25—Devices for sensing temperature, or actuated thereby
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention belongs to the technical field of motors, and particularly relates to a motor rotor and a motor, which comprise a body; the motor comprises a body, and is characterized in that a motor shell is arranged outside the body, a stator is arranged inside the motor shell, the end part of the body is connected with a rotating rod, a through hole is arranged inside the rotating rod, a water inlet pipe and a water outlet pipe are symmetrically inserted into the through hole, a water inlet cavity and a water outlet cavity are symmetrically wrapped outside the body, communication holes are respectively formed in the side surfaces of the water inlet cavity and the water outlet cavity, the water inlet pipe and the water outlet pipe are respectively communicated with the end parts of the water inlet cavity and the water outlet cavity, and the outer end of the water; according to the invention, the water inlet cavity and the water outlet cavity which can wrap the rotor body are arranged on the rotor body, so that water flows flowing in the two water cavities can efficiently and quickly absorb heat emitted by the rotor body, the rotor is prevented from being excessively heated or damaged due to insufficient heat dissipation of the heat dissipation fan, and the stability and the service life of the motor rotor during working are greatly improved.
Description
Technical Field
The invention belongs to the technical field of motors, and particularly relates to a motor rotor and a motor.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law. The motor is represented by a letter M in a circuit, the motor is mainly used for generating driving torque and serving as a power source of electrical appliances or various machines, the generator is represented by a letter G in the circuit, and the generator is mainly used for converting mechanical energy into electric energy; and the motor rotor is a rotating part in the motor. The motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy. The rotor of the motor is divided into a motor rotor and a generator rotor.
The invention provides a rotor and a motor, wherein the rotor comprises a rotor shell and a permanent magnet sleeved in the rotor shell, a depressed part depressed towards the center of the rotor shell is arranged on the rotor shell, a groove depressed towards the center of the permanent magnet is arranged on the permanent magnet, the depressed part is matched with the groove, a splicing seam is arranged on the permanent magnet, the splicing seam is positioned at the groove, and when the depressed part is matched with the groove, the deviation angle of the splicing seam is controlled within the preset deviation angle range of the splicing seam. The magnetizing procedure of the permanent magnet can be simplified, the magnetizing structure of the permanent magnet is improved, and the deviation angle of the splicing seam is controlled.
However, the motor rotor in the above-mentioned technology has a problem of poor heat dissipation effect during operation, and especially when the power or load of the motor is large, the rotor is easily damaged due to insufficient heat dissipation after long-time operation, thereby affecting the use effect and the service life of the motor rotor.
In view of the above, the invention provides a motor rotor and a motor, and the rotor body is provided with a water inlet cavity and a water outlet cavity which can wrap the rotor body, so that water flows flowing in the two water cavities can efficiently and quickly absorb heat emitted by the body, the rotor is prevented from being damaged due to excessive heating or insufficient heat dissipation of a heat dissipation fan, and the stability of the motor rotor during working is greatly improved, and the service life of the motor rotor is greatly prolonged.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the motor rotor and the motor, the rotor body is provided with the water inlet cavity and the water outlet cavity which can be used for wrapping the rotor body, so that water flows flowing in the two water cavities can efficiently and quickly absorb heat emitted by the rotor body, the rotor is prevented from being damaged due to excessive heating or insufficient heat dissipation of the heat dissipation fan, and the stability and the service life of the motor rotor during working are greatly improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: an electric machine rotor comprising a cylindrical body; the motor comprises a body, a motor shell is arranged outside the body, an annular stator is arranged inside the motor shell, the body is positioned inside the stator, a gap is arranged between the side wall of the body and the inner ring side wall of the stator, one end of the body is connected with a rotating shaft, a first bearing matched with the outer end of the rotating shaft is arranged on the motor shell corresponding to the other end of the rotating shaft, the other end of the body is connected with a rotating rod, a second bearing matched with the rotating rod is connected on the motor shell corresponding to the other end of the rotating rod, the outer end of the rotating rod penetrates through the second bearing and is connected with a fan, a through hole is arranged inside the rotating rod, a water inlet pipe and a water outlet pipe are symmetrically inserted inside the through hole, a water inlet cavity and a water outlet cavity which are made of elastic membrane materials are symmetrically wrapped outside the body, the shapes and the sizes of the water inlet cavity and the water outlet cavity are, the side surfaces of the water inlet cavity and the water outlet cavity, which are close to the rotating shaft, are respectively provided with a communicating hole capable of communicating the two cavities, the water inlet pipe and the water outlet pipe are respectively communicated with the end parts of the water inlet cavity and the water outlet cavity, and the outer end of the water inlet pipe is connected with a water pump; when the motor rotor works, the problem of poor heat dissipation effect exists when the motor rotor works in the prior art, and particularly when the power or load of the motor is large, the rotor is easy to damage due to insufficient heat dissipation after long-time work, so that the use effect and the service life of the motor rotor are influenced; when the motor rotor works, the water inlet cavity and the water outlet cavity which can wrap the rotor body are arranged on the rotor body, when the motor works, water flow is pressed into the water inlet cavity from the water inlet pipe through the water pump at the moment, the water flow in the water inlet cavity flows into the water outlet cavity through the communication hole after being gradually filled, until the two water cavities are gradually expanded under the action of the water flow and are tightly attached to the body on one side, the water flow in the water outlet cavity can flow out of the interior of the motor through the water outlet pipe, so that the external water flow can sequentially flow through the end part and the side part of the rotor body, and the heat emitted by the body is efficiently and quickly absorbed in the process that the water flow flows in the two water cavities at the moment, so that the rotor is prevented from being excessively heated or damaged due to insufficient heat dissipation of the heat dissipation fan, and meanwhile, the two water cavities adhered to the surface of the, the stability and the service life of the motor rotor during working are greatly improved.
Preferably, the inner wall of the water outlet cavity close to the communication hole is symmetrically connected with arc-shaped strips, and the bottom ends of the two arc-shaped strips extend into the communication hole of the water inlet cavity and are attached to the inner wall of the water inlet cavity; during operation, before the intake antrum cooperates with two intercommunicating pores of play water cavity, insert the intercommunicating pore of intake antrum from the arc strip bottom of play water cavity in advance, make the bottom of arc strip laminate mutually with the inner wall of intake antrum, bond the lateral wall of two water cavity laminating through glue afterwards, in-process from the intake antrum inflow water cavity when rivers, the rivers that flow this moment can be with the inseparable pressfitting in bottom of arc strip on the intake antrum inner wall, make the cavity that arc strip and two water cavity inner walls formed can protect the junction of two intercommunicating pores, not only reduce rivers and overflow from this junction, also can reduce the condition that rivers lead to the bonding effect variation of two water cavity lateral walls with the glue contact simultaneously, motor rotor has improved stability and validity at the during operation greatly.
Preferably, the thickness of the water inlet cavity is less than one half of the gap when the water inlet cavity is filled with water; during operation, because the intake antrum after filling water and play water cavity bump with the stator easily under the effect of rotor centrifugal force, through setting up the thickness of intake antrum when filling water this moment for the intake antrum keeps effectual distance with going out between lateral wall and the stator of water cavity when operating condition, prevents that two water cavity lateral walls on the rotor from laminating or the condition of bumping with the stator inner wall when rotating, has further improved motor rotor stability and validity at the during operation.
Preferably, a screen is sleeved on the outer wall of a cylindrical cavity formed by the water inlet cavity and the water outlet cavity; the during operation, in order to further reduce the intake antrum and go out the condition that the water cavity takes place elastic deformation and collide with the stator when rotating, establish the screen cloth through the cover on the outer wall in two water cavities this moment, make the screen cloth of lock ring on two water cavities can carry out effectual control to its shape, prevent that two water cavities from taking place great deformation and the condition of colliding with the stator under the effect of rotation rivers, the screen cloth that sets up simultaneously also can effectively fix two water cavities on the rotor, prevent that two water cavities from taking place the condition that breaks away from under the whipping of rotor, further improved electric motor rotor stability at the during operation.
Preferably, a heat-conducting silica gel layer is coated between the water inlet cavity and the side wall of the water outlet cavity and between the water outlet cavity and the side wall of the body, and the thickness of the heat-conducting silica gel layer is kept between 0.1 and 0.2 mm; the during operation, in order to further improve the radiating effect of rotor at the during operation, fix between the body at two water cavities this moment, at body surface coating one deck heat conduction silica gel layer in advance, and make two water cavities through heat conduction silica gel layer adhesion mutually, coated heat conduction silica gel layer can fill the space between body and two water cavities this moment, and heat conduction silica gel layer has good heat conduction effect, thereby make the rotor can be through the more effectual effluvium of heat conduction silica gel layer with self at the during operation, the radiating effect of electric motor rotor at the during operation has further been improved.
A motor is suitable for the motor rotor, an arc-shaped memory metal sheet is connected to the inner wall of a water outlet pipe inside a rotating rod, a touch switch matched with the memory metal sheet is installed inside the water outlet pipe outside the memory metal sheet, and the touch switch is connected with an external water pump; when the motor works, in order to improve the intelligence of the motor during working, the memory metal sheet is arranged in the water outlet pipe, when the rotor works under a small load or generates less heat, the bottom end of the memory metal sheet is attached to the bottom end of the inner wall of the water outlet pipe and seals the pipeline, so that residual liquid in the two water cavities is prevented from flowing out of the water outlet pipe, when the rotor body generates more heat, the temperature of the residual liquid in the two water cavities is gradually increased and the heat is transferred to the memory metal sheet, so that the temperature of the memory metal sheet is gradually increased, when the memory metal sheet exceeds the abnormal temperature, the bottom end of the memory metal sheet can bend towards one side of the tact switch and apply pressure to the tact switch, so that the tact switch is in an open state and controls an external water pump to work, thereby external water flow starts to flow in the two water cavities, and the intelligent effect of the motor during heat dissipation is improved, the waste of water and electric quantity of the water pump caused by unnecessary work can be reduced, and the energy-saving effect of the motor during working is greatly improved.
The invention has the following beneficial effects:
1. according to the invention, the water inlet cavity and the water outlet cavity which can wrap the rotor body are arranged on the rotor body, so that water flows flowing in the two water cavities can efficiently and quickly absorb heat emitted by the rotor body, the rotor is prevented from being excessively heated or damaged due to insufficient heat dissipation of the heat dissipation fan, and the stability and the service life of the motor rotor during working are greatly improved.
2. According to the invention, the memory metal sheet is arranged in the water outlet pipe, so that the intelligent effect of the motor in heat dissipation is improved, the waste of water and electricity of the water pump caused by unnecessary work can be reduced, and the energy-saving effect of the motor in work is greatly improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is a radial cross-sectional view of the inlet chamber and the outlet chamber of the present invention;
FIG. 5 is an enlarged view at B in FIG. 4;
in the figure: the device comprises a body 1, a motor shell 2, a stator 21, a gap 22, a rotating shaft 23, a first bearing 24, a rotating rod 25, a second bearing 26, a fan 27, a water inlet pipe 28, a water outlet pipe 29, a water inlet cavity 3, a communication hole 31, a water outlet cavity 4, an arc-shaped strip 41, a screen 5, a memory metal sheet 6 and a tact switch 7.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the following embodiments.
As shown in fig. 1-5, the rotor of an electric machine according to the present invention comprises a cylindrical body 1; the motor comprises a body 1, a motor shell 2 is arranged outside the body 1, an annular stator 21 is arranged inside the motor shell 2, the body 1 is positioned inside the stator 21, a gap 22 is formed between the side wall of the body 1 and the inner ring side wall of the stator 21, one end of the body 1 is connected with a rotating shaft 23, a first bearing 24 matched with the outer end of the rotating shaft 23 is arranged on the motor shell 2 corresponding to the other end of the rotating shaft 23, the other end of the body 1 is connected with a rotating rod 25, a second bearing 26 matched with the rotating rod 25 is connected on the motor shell 2 corresponding to the other end of the rotating rod 25, the outer end of the rotating rod 25 is connected with a radiating fan 27 through the second bearing 26, a through hole is formed inside the rotating rod 25, a water inlet pipe 28 and a water outlet pipe 29 are symmetrically inserted inside the through hole, a water inlet cavity 3 and a water outlet cavity 4 made of, the shapes and the sizes of the water inlet cavity 3 and the water outlet cavity 4 are the same, the side end parts of the two water cavities are mutually bonded to form a cylindrical cavity matched with the body 1, the side surfaces of the water inlet cavity 3 and the water outlet cavity 4 close to the rotating shaft 23 are respectively provided with a communicating hole 31 capable of communicating the two cavities, the water inlet pipe 28 and the water outlet pipe 29 are respectively communicated with the end parts of the water inlet cavity 3 and the water outlet cavity 4, and the outer end of the water inlet pipe 28 is connected with a water pump; when the motor rotor works, the problem of poor heat dissipation effect exists when the motor rotor works in the prior art, and particularly when the power or load of the motor is large, the rotor is easy to damage due to insufficient heat dissipation after long-time work, so that the use effect and the service life of the motor rotor are influenced; when the motor rotor works, the water inlet cavity 3 and the water outlet cavity 4 capable of wrapping the rotor body 1 are arranged on the rotor body 1, when the motor works, water flow is pressed into the water inlet cavity 3 from the water inlet pipe 28 through the water pump, so that the water flow in the water inlet cavity 3 flows into the water outlet cavity 4 through the communication hole 31 after being gradually filled, until the two water cavities are gradually expanded under the action of the water flow and are tightly attached to the body 1 on one side, and the water flow in the water outlet cavity 4 can flow out from the interior of the motor through the water outlet pipe 29, so that the external water flow can sequentially flow through the end part and the side part of the rotor body 1, and the heat emitted by the body 1 is efficiently and quickly absorbed in the process that the water flow flows in the two water cavities, the rotor is prevented from being excessively heated or damaged due to insufficient heat dissipation of the heat dissipation fan, and the two water cavities adhered to the surface of the rotor do not influence the normal, the stability and the service life of the motor rotor during working are greatly improved.
As an embodiment of the present invention, the inner wall of the water outlet chamber 4 close to the communication hole 31 is symmetrically connected with arc-shaped strips 41, and the bottom ends of the two arc-shaped strips 41 extend into the communication hole 31 of the water inlet chamber 3 and are attached to the inner wall of the water inlet chamber 3; during operation, before intake antrum 3 and two intercommunicating pores 31 cooperation of play water cavity 4, insert the intercommunicating pore 31 of intake antrum 3 with arc strip 41 bottom of play water cavity 4 in advance, make the bottom of arc strip 41 laminate mutually with the inner wall of intake antrum 3, bond the lateral wall of two water cavity laminatings through glue afterwards, in-process from intake antrum 3 inflow water cavity 4 is followed to rivers, the rivers that flow this moment can be with the inseparable pressfitting in bottom of arc strip 41 on intake antrum 3 inner wall, make the cavity that arc strip 41 and two water cavity inner walls formed can protect the junction of two intercommunicating pores 31, not only reduce rivers and follow the spilling over of this junction, also can reduce the condition that rivers and glue contact lead to the bonding effect variation of two water cavity lateral walls simultaneously, the stability and the validity of motor rotor during operation have been improved greatly.
As an embodiment of the present invention, the thickness of the water inlet cavity 3 when filled with water is less than half of the gap 22; during operation, because the intake antrum 3 after filling water and play water cavity 4 bump with stator 21 easily under the effect of rotor centrifugal force, through setting up the thickness of intake antrum 3 when filling water this moment for intake antrum 3 keeps effectual distance with going out between lateral wall and the stator 21 of water cavity 4 when operating condition, prevents that two water cavity lateral walls on the rotor from laminating or the condition of bumping with stator 21 inner wall when rotating, has further improved motor rotor stability and validity at the during operation.
As an embodiment of the invention, a screen 5 is sleeved on the outer wall of a cylindrical cavity formed by the water inlet cavity 3 and the water outlet cavity 4; the during operation, in order to further reduce intake antrum 3 and go out the condition that water cavity 4 takes place elastic deformation and collide with stator 21 mutually when rotating, screen cloth 5 is established through the cover on the outer wall in two water cavities this moment, make the screen cloth 5 of lock ring on two water cavities can carry out effectual control to its shape, prevent that two water cavities from taking place great deformation and the condition of colliding with stator 21 mutually under the effect of rotation rivers, the screen cloth 5 that sets up simultaneously also can effectively fix two water cavities on the rotor, prevent that two water cavities from taking place the condition that breaks away from under the whipping of rotor, further improved the stability of electric motor rotor at the during operation.
As an embodiment of the invention, a heat-conducting silica gel layer is coated between the side walls of the water inlet cavity 3, the water outlet cavity 4 and the body 1, and the thickness of the heat-conducting silica gel layer is kept between 0.1 mm and 0.2 mm; the during operation, in order to further improve the radiating effect of rotor at the during operation, fix between body 1 at two water cavities this moment, at 1 surface coating one deck heat conduction silica gel layer of body in advance, and make two water cavities through heat conduction silica gel layer adhesion mutually, coated heat conduction silica gel layer can fill the space between body 1 and two water cavities this moment, and heat conduction silica gel layer has good heat conduction effect, thereby make the rotor can be through the more effectual effluvium of heat conduction silica gel layer with self at the during operation, the radiating effect of motor rotor at the during operation has further been improved.
A motor is suitable for the motor rotor, the inner wall of a water outlet pipe 29 in a rotating rod 25 is connected with an arc-shaped memory metal sheet 6, a touch switch 7 matched with the memory metal sheet is installed in the water outlet pipe 29 on the outer side of the memory metal sheet 6, and the touch switch 7 is connected with an external water pump; when the motor works, in order to improve the intelligence of the motor during working, the memory metal sheet 6 is arranged in the water outlet pipe 29 at the moment, when the rotor works under a small load or generates less heat, the bottom end of the memory metal sheet 6 is attached to the bottom end of the inner wall of the water outlet pipe 29 and plugs the pipeline, so that the residual liquid in the two water cavities is prevented from flowing out of the water outlet pipe 29, when the rotor body 1 generates more heat, the temperature of the residual liquid in the two water cavities is gradually increased and the heat is transferred to the memory metal sheet 6, so that the temperature of the memory metal sheet 6 is gradually increased, when the memory metal sheet 6 exceeds the abnormal temperature, the bottom end of the memory metal sheet 6 can bend towards one side of the tact switch 7 and apply pressure to the tact switch 7, so that the tact switch 7 is in an open state and controls an external water pump to work, and therefore, external water flow starts to flow, not only improved the intelligent effect of motor when the heat dissipation, can also reduce the water pump and lead to the waste of water yield and electric quantity because of unnecessary work, improved the energy-conserving effect of motor at the during operation greatly.
When the motor works, the water inlet cavity 3 and the water outlet cavity 4 capable of wrapping the rotor body 1 are arranged on the rotor body 1, when the motor works, water flow is pressed into the water inlet cavity 3 from the water inlet pipe 28 through the water pump, the water flow in the water inlet cavity 3 flows into the water outlet cavity 4 through the communication hole 31 after being gradually filled until the two water cavities are gradually expanded under the action of the water flow and are tightly attached to the body 1 on one side, the water flow in the water outlet cavity 4 can flow out of the motor through the water outlet pipe 29, so that the external water flow can sequentially flow through the end part and the side part of the rotor body 1, and the heat emitted by the body 1 is efficiently and quickly absorbed in the process that the water flow flows in the two water cavities, the rotor is prevented from being excessively heated or damaged due to insufficient heat dissipation of the heat dissipation fan, and the normal work of the rotor is not influenced by the two water cavities adhered to the surface of the, the stability and the service life of the motor rotor during working are greatly improved; meanwhile, by arranging the memory metal sheet 6 in the water outlet pipe 29, when the rotor performs small-load work or generates less heat, the bottom end of the memory metal sheet 6 is attached to the bottom end of the inner wall of the water outlet pipe 29 and blocks the pipeline, so that the residual liquid in the two water cavities is prevented from flowing out of the water outlet pipe 29, when the rotor body 1 generates more heat, the temperature of the residual liquid in the two water cavities is gradually increased and the heat is transferred to the memory metal sheet 6, so that the temperature of the memory metal sheet 6 is gradually increased, when the memory metal sheet 6 exceeds the abnormal temperature, the bottom end of the memory metal sheet 6 can bend towards one side of the tact switch 7 and apply pressure to the tact switch 7, so that the tact switch 7 is in an open state and controls an external water pump to work, thereby the external water flow starts to flow in the two water cavities, and the intelligent effect of the motor during heat dissipation is improved, the waste of water and electric quantity of the water pump caused by unnecessary work can be reduced, and the energy-saving effect of the motor during working is greatly improved.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An electric machine rotor comprising a cylindrical body (1); the method is characterized in that: the motor comprises a body (1), a motor shell (2) is arranged outside the body (1), an annular stator (21) is arranged inside the motor shell (2), a gap (22) is formed between the side wall of the body (1) and the inner ring side wall of the stator (21), one end of the body (1) is connected with a rotating shaft (23), a first bearing (24) matched with the outer end of the rotating shaft (23) is arranged on the motor shell (2) corresponding to the other end of the rotating shaft (23), the other end of the body (1) is connected with a rotating rod (25), a second bearing (26) matched with the rotating rod (25) is connected onto the body of the motor shell (2) corresponding to the other end of the rotating rod (25), the outer end of the rotating rod (25) penetrates through the second bearing (26) to be connected with a fan (27), a through hole is formed inside the rotating rod (25), the inside symmetry interlude of through-hole has inlet tube (28) and outlet pipe (29), inlet chamber (3) and play water cavity (4) that body (1) outside symmetry parcel elastic membrane material made, inlet chamber (3) are the same with the shape and the size homogeneous phase of play water cavity (4), and the side tip in two water cavities bonds each other and forms the cylinder chamber with body (1) matched with, set up intercommunicating pore (31) that can carry out the intercommunication with two cavities on inlet chamber (3) and the side that goes out water cavity (4) are close to pivot (23) respectively, inlet tube (28) and outlet pipe (29) are linked together with the tip in inlet chamber (3) and play water cavity (4) respectively, just the outer end of inlet tube (28) is connected with the water pump.
2. An electric machine rotor as claimed in claim 1, characterized in that: the inner wall of the water outlet cavity (4) close to the communicating hole (31) is symmetrically connected with arc-shaped strips (41), and the bottom ends of the two arc-shaped strips (41) extend into the communicating hole (31) of the water inlet cavity (3) and are attached to the inner wall of the water inlet cavity (3).
3. An electric machine rotor as claimed in claim 2, characterized in that: the thickness of the water inlet cavity (3) is less than one half of the gap (22) when water is filled.
4. A rotor for an electrical machine according to claim 3, wherein: the outer wall of a cylindrical cavity formed by the water inlet cavity (3) and the water outlet cavity (4) is sleeved with a screen (5).
5. An electric machine rotor as claimed in claim 4, characterized in that: a heat-conducting silica gel layer is coated between the side walls of the water inlet cavity (3), the water outlet cavity (4) and the body (1), and the thickness of the heat-conducting silica gel layer is kept between 0.1 mm and 0.2 mm.
6. An electric machine adapted for use with the rotor of an electric machine according to any one of claims 1-5, characterized in that: the inner wall of a water outlet pipe (29) in the rotating rod (25) is connected with an arc-shaped memory metal sheet (6), a touch switch (7) matched with the memory metal sheet is installed in the water outlet pipe (29) on the outer side of the memory metal sheet (6), and the touch switch (7) is connected with an external water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010853863.9A CN111917210B (en) | 2020-08-24 | 2020-08-24 | Motor rotor and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010853863.9A CN111917210B (en) | 2020-08-24 | 2020-08-24 | Motor rotor and motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111917210A true CN111917210A (en) | 2020-11-10 |
| CN111917210B CN111917210B (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010853863.9A Active CN111917210B (en) | 2020-08-24 | 2020-08-24 | Motor rotor and motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN111917210B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117515933A (en) * | 2024-01-08 | 2024-02-06 | 河北环益新能源科技有限公司 | Power hydrothermal equipment |
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|---|---|---|---|---|
| CN101305510A (en) * | 2005-11-09 | 2008-11-12 | 株式会社东芝 | Rotor for electric rotating machine and electric rotating machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117515933A (en) * | 2024-01-08 | 2024-02-06 | 河北环益新能源科技有限公司 | Power hydrothermal equipment |
| CN117515933B (en) * | 2024-01-08 | 2024-03-08 | 河北环益新能源科技有限公司 | Power hydrothermal equipment |
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