CN114301215A - Electric machine - Google Patents
Electric machine Download PDFInfo
- Publication number
- CN114301215A CN114301215A CN202111510843.2A CN202111510843A CN114301215A CN 114301215 A CN114301215 A CN 114301215A CN 202111510843 A CN202111510843 A CN 202111510843A CN 114301215 A CN114301215 A CN 114301215A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- wall
- shell
- rotor body
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 238000005192 partition Methods 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract description 3
- 239000000110 cooling liquid Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The invention relates to the technical field of motors, in particular to a motor which comprises a base, wherein the outer wall of the base is fixedly connected with a shell, the inner wall of the shell is fixedly connected with a first bearing and a second bearing, the inner wall of the shell is fixedly connected with a first partition plate and a second partition plate, the first bearing and the second bearing are both fixedly connected with a rotor body, the outer wall of the rotor body is fixedly connected with a fixed plate, the outer wall of the fixed plate is fixedly connected with a conducting rod, a silicon steel sheet is sleeved on the rotor body and is arranged on the conducting rod, the outer wall of the rotor body is fixedly connected with a fan blade, a commutator and an impeller, the impeller is arranged between the first partition plate and the second partition plate, the inner wall of the shell is fixedly connected with a stator, and the inner wall of the shell is fixedly connected with a brush; according to the invention, when the friction quantity, the air cooling and the liquid cooling are controlled to dissipate heat of the motor, the fan blades rotate mutually to generate static electricity to adsorb dust entering air in the shell, the probability of damage of the first bearing and the second bearing is reduced, the heat dissipation effect is good, and the service life of the motor is prolonged.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a motor.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, a letter M is used in a circuit, the main function of the motor is to generate driving torque to serve as a power source of electrical appliances or various machines, a generator is represented by a letter G in the circuit, the main function of the generator is to convert mechanical energy into electric energy, and at present, the most common use is to utilize heat energy, water energy and the like to push a generator rotor to generate electricity.
In the process of using the motor for a long time, the following two problems are found in the use process of the existing motor;
firstly, the method comprises the following steps: a large amount of heat is easily generated, the power of the motor is increased due to the fact that the heat cannot be timely dissipated, the power consumption of the motor is increased, and the motor is damaged by heating in serious cases, so that serious economic loss is caused;
secondly, the method comprises the following steps: the motor among the prior art can introduce the outside air in the use and dispel the heat, but the occasion that more motor used, and the dust volume is great, and it is more to lead to getting into the inside dust of motor, uses the back for a long time, can cause the bearing in the motor to damage, causes stator and rotor to grind mutually and generates heat, and the use of a long time is burnt out the coil, influences the life of motor.
The invention therefore proposes an electric machine.
Disclosure of Invention
The invention aims to solve the problem of poor heat dissipation in the prior art and provides a motor.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a motor, includes the base, base outer wall fixedly connected with shell, the first bearing of shell inner wall fixedly connected with and second bearing, the first baffle of shell inner wall fixedly connected with and second baffle, equal fixedly connected with rotor body on first bearing and the second bearing, rotor body outer wall fixedly connected with fixed plate, fixed plate outer wall fixedly connected with conducting rod, the silicon steel sheet has been cup jointed on the rotor body, the silicon steel sheet is arranged in on the conducting rod, the rotor body outer wall is equipped with the flabellum, fixedly connected with commutator and impeller, the impeller is arranged in between first baffle and the second baffle, shell inner wall fixedly connected with stator, shell inner wall fixedly connected with brush, be equipped with liquid cooling mechanism on the shell.
The liquid cooling mechanism comprises a coil pipe, the coil pipe is uniformly wound on the inner wall of the shell, a liquid inlet and a liquid outlet are formed in the shell, the coil pipe is communicated with the liquid inlet and the liquid outlet, and the impeller is matched with the coil pipe.
Preferably, the number of the fan blades is two, wherein the fan blade close to the fixed plate is fixedly connected with the rotor body, and the fan blade far away from the fixed plate is rotatably connected with the rotor body; the fan blades are made of plastic materials.
Preferably, the coil pipe is a metal hose, more than one spring is arranged inside the coil pipe, and the spring is connected with a fixed rod fixed inside the coil pipe.
Preferably, the housing is provided with heat dissipation holes, the heat dissipation holes are matched with the fan blades, and the fixing plate is provided with through holes.
Preferably, the commutator is arranged in a brush, and the brush and the commutator are mutually matched.
Preferably, the two stators are symmetrically designed, and the two stators are respectively arranged on two sides of the rotor body.
Has the advantages that:
1. the motor is simple in structure and convenient to operate, the fan blades rotate mutually to generate static electricity to adsorb dust entering air in the shell while the motor is cooled by controlling friction quantity, air cooling and liquid cooling, the probability of damage of the first bearing and the second bearing is reduced, the service life of the motor is prolonged while the cooling effect is good, and safety and practicability of the motor are improved.
2. According to the motor, the spring is placed in the coil pipe, when cooling liquid enters the coil pipe, the spring is impacted, the spring is vibrated, the cooling liquid is driven to disperse in the coil pipe when the spring vibrates, the cooling liquid can be fully contacted with the coil pipe, the staying time of the cooling liquid in the coil pipe can be prolonged, the heat dissipation effect of the motor is improved, and the service life of the motor is further prolonged.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a first schematic structural diagram of the present invention;
FIG. 3 is a schematic structural diagram of FIG. two in accordance with the present invention;
FIG. 4 is a third schematic structural view of the present invention;
figure 5 is a cross-sectional view of the coil of the present invention.
In the figure: 1. a base; 2. a housing; 201. heat dissipation holes; 202. a liquid inlet; 203. a liquid outlet; 3. an electric brush; 4. a first bearing; 401. a second bearing; 5. a first separator; 501. a second separator; 6. a rotor body; 601. a fixing plate; 6011. A through hole; 602. a conductive rod; 603. silicon steel sheets; 604. a fan blade; 605. a commutator; 606. an impeller; 7. a stator; 8. a coil pipe; 81. a spring; 82. and (5) fixing the rod.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, the motor of the present invention includes a base 1, a casing 2 is fixedly connected to an outer wall of the base 1, a first bearing 4 and a second bearing 401 are fixedly connected to an inner wall of the casing 2, a first partition plate 5 and a second partition plate 501 are fixedly connected to an inner wall of the casing 2, a rotor body 6 is fixedly connected to both the first bearing 4 and the second bearing 401, a fixing plate 601 is fixedly connected to an outer wall of the rotor body 6, a conductive rod 602 is fixedly connected to an outer wall of the fixing plate 601, a silicon steel sheet 603 is sleeved on the rotor body 6, the silicon steel sheet 603 is disposed on the conductive rod 602, a fan blade 604 is disposed on an outer wall of the rotor body 6, a commutator 605 and an impeller 606 are fixedly connected, the impeller 606 is disposed between the first partition plate 5 and the second partition plate 501, a stator 7 is fixedly connected to an inner wall of the casing 2, and a brush 3 is fixedly connected to an inner wall of the casing 2, the shell 2 is provided with a liquid cooling mechanism;
the liquid cooling mechanism comprises a coil pipe 8, the coil pipe 8 is uniformly wound on the inner wall of the shell 2, a liquid inlet 202 and a liquid outlet 203 are arranged on the shell 2, the coil pipe 8 is communicated with the liquid inlet 202 and the liquid outlet 203, and the impeller 606 is matched with the coil pipe 8;
when the cooling device works, firstly, cooling liquid is poured into a space between the first partition plate 5 and the second partition plate 501, the starting end and the terminal end of the coil pipe 8 are communicated with the liquid inlet 202 and the liquid outlet 203, the motor is started, the conducting rod 602 and the silicon steel sheet 603 on the rotor body 6 are rotated under the action of the stator 7 under the magnetic field force, the commutator 605 on the rotor body 6 is matched with the electric brush 3, the rotor body 6 can continuously rotate, the fan blades 604 are driven to rotate in the rotation process of the rotor body 6, hot gas in the shell 2 is pumped out in the rotation process of the fan blades 604, as the hot gas in the shell 2 is pumped out to form negative pressure in the shell 2, outside air enters the shell 2 from the heat dissipation holes 201 to be replaced with the hot gas, so that the outside air dissipates heat of elements in the motor, meanwhile, the rotor body 6 drives the impeller 606 to rotate, and the cooling liquid between the first partition plate 5 and the second partition plate 501 is conveyed into the coil pipe 8 from the liquid outlet 203 in the rotation process of the impeller 606, because the coil pipe 8 is on the inner wall of the wound shell 2, the cooling liquid rotates for a circle from the inside of the coil pipe 8 and finally returns to the first partition plate 5 and the second partition plate 501 through the liquid inlet 202 to form a circulation, so that the cooling liquid flows in the coil pipe 8 in a reciprocating mode to dissipate heat of the motor, the first bearing 4 and the second bearing 401 can reduce the friction force between the rotor body 6 and the shell 2 to the maximum extent, and therefore the heat productivity between the rotor body 6 and the shell 2 is reduced.
As a specific embodiment of the present invention, the number of the fan blades 604 is two, wherein the fan blade 604 close to the fixing plate 601 is fixedly connected to the rotor body 6, and the fan blade 604 far from the fixing plate 601 is rotatably connected to the rotor body 6; the fan blades 604 are made of plastic;
when the fan blades 604 rotate to generate negative pressure, the hot air in the casing 2 is pumped out, and because the hot air in the casing 2 is pumped out to form negative pressure in the casing 2, when the outside air is sucked into the casing 2 from the heat dissipation holes 201, because the fan blades 604 close to the fixing plate 601 are fixedly connected with the rotor body 6, the fan blades 604 far from the fixing plate 601 are rotatably connected with the rotor body 6, so that the two fan blades 604 rotate at different speeds, and the two fan blades 604 rub against each other to generate static electricity, thereby adsorbing dust in the air entering the shell 2, preventing the dust entering the first bearing 4 and the second bearing 401 from being too much, causing the stator 7 and the rotor body 6 to be worn and heated after the first bearing 4 and the second bearing 401 are damaged, burning out the coil, further prolonging the service life of the motor, when the motor is periodically maintained, dust adhered to the surface of the fan blade 604 is wiped.
As a specific embodiment of the present invention, the coil 8 is a metal hose, more than one spring 81 is disposed inside the coil 8, and the spring 81 is connected to a fixing rod 82 fixed inside the coil 8;
when the cooling fan works, in the process that the cooling liquid rotates for a circle from the inside of the coil 8 and finally returns to the first partition plate 5 and the second partition plate 501 through the liquid inlet 202 to form primary circulation, because more than one spring 81 is arranged in the coil 8, when the cooling liquid enters the coil 8, the spring 81 is impacted, the spring 81 vibrates, and the spring 81 drives the cooling liquid to disperse in the coil 8 when vibrating, so that the cooling liquid can be fully contacted with the coil 8, the staying time of the cooling liquid in the coil 8 can be prolonged, the heat dissipation effect of the motor can be improved, the service life of the motor can be further prolonged, the temperature of the cooling liquid is gradually increased along with the use of the motor, and the heat in part of the cooling liquid is taken away through the external air brought by the rotation of the fan blades 604, so that the cooling liquid cannot dissipate heat; when the coil pipe 8 is manufactured, the coil pipe 8 is subjected to half injection molding in an injection molding mode, then the fixing rod 82 is fixed in the half coil pipe 8, then the spring 81 is connected with the fixing rod 82, and finally the half injection molded coil pipe 8 is welded.
As a specific embodiment of the present invention, the housing 2 is provided with a heat dissipation hole 201, the heat dissipation hole 201 is matched with the fan blade 604, and the fixing plate 601 is provided with a through hole 6011.
In one embodiment of the present invention, the commutator 605 is disposed in the brush 3, and the brush 3 and the commutator 605 are engaged with each other.
As a specific embodiment of the present invention, the two stators 7 are symmetrically designed, and the two stators 7 are respectively disposed on two sides of the rotor body 6.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. An electric machine characterized by: the rotor comprises a base (1), wherein the outer wall of the base (1) is fixedly connected with a shell (2), the inner wall of the shell (2) is fixedly connected with a first bearing (4) and a second bearing (401), the inner wall of the shell (2) is fixedly connected with a first partition plate (5) and a second partition plate (501), the first bearing (4) and the second bearing (401) are both fixedly connected with a rotor body (6), the outer wall of the rotor body (6) is fixedly connected with a fixing plate (601), the outer wall of the fixing plate (601) is fixedly connected with a conductive rod (602), a silicon steel sheet (603) is sleeved on the rotor body (6), the silicon steel sheet (603) is arranged on the conductive rod (602), the outer wall of the rotor body (6) is provided with fan blades (604), the commutator (605) and an impeller (606) are fixedly connected, and the impeller (606) is arranged between the first partition plate (5) and the second partition plate (501), the inner wall of the shell (2) is fixedly connected with a stator (7), the inner wall of the shell (2) is fixedly connected with an electric brush (3), and the shell (2) is provided with a liquid cooling mechanism;
liquid cooling mechanism includes coil pipe (8), the inner wall at shell (2) is evenly wound in coil pipe (8), be equipped with inlet (202) and liquid outlet (203) on shell (2), coil pipe (8) are linked together with inlet (202) and liquid outlet (203), impeller (606) and coil pipe (8) are mutually supported.
2. An electric machine as claimed in claim 1, characterized in that: the number of the fan blades (604) is two, wherein the fan blade (604) close to the fixed plate (601) is fixedly connected with the rotor body (6), and the fan blade (604) far away from the fixed plate (601) is rotationally connected with the rotor body (6); the fan blades (604) are made of plastic.
3. An electric machine as claimed in claim 1, characterized in that: coil pipe (8) are metal collapsible tube, coil pipe (8) inside is equipped with more than one spring (81), spring (81) are connected with dead lever (82) of fixing in coil pipe (8) inside.
4. An electric machine as claimed in claim 1, characterized in that: the fan is characterized in that the shell (2) is provided with heat dissipation holes (201), the heat dissipation holes (201) are matched with the fan blades (604), and the fixing plate (601) is provided with through holes (6011).
5. An electric machine as claimed in claim 1, characterized in that: the commutator (605) is arranged in the electric brush (3), and the electric brush (3) is matched with the commutator (605).
6. An electric machine as claimed in claim 1, characterized in that: the two stators (7) are symmetrically designed, and the two stators (7) are respectively arranged on two sides of the rotor body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111510843.2A CN114301215A (en) | 2021-12-11 | 2021-12-11 | Electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111510843.2A CN114301215A (en) | 2021-12-11 | 2021-12-11 | Electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114301215A true CN114301215A (en) | 2022-04-08 |
Family
ID=80967933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111510843.2A Pending CN114301215A (en) | 2021-12-11 | 2021-12-11 | Electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114301215A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB491260A (en) * | 1937-04-13 | 1938-08-30 | English Electric Co Ltd | Improvements in fan-cooled dynamo-electric machines |
| DE102005036462A1 (en) * | 2005-08-03 | 2007-02-08 | Satellite Gear Systems Ltd. | Generator or starter generator with liquid cooling circuit for use in vehicle, has cooling circuit that is independent from engine of vehicle, is integrated into E-machine, and uses thermal fluid or thermal oil for cooling purposes |
| KR20070030843A (en) * | 2004-06-21 | 2007-03-16 | 미쓰비시덴키 가부시키가이샤 | Totally-enclosed fancooled type motor |
| CN104065207A (en) * | 2014-07-11 | 2014-09-24 | 安徽巨一自动化装备有限公司 | Water cooling motor for electric car |
| CN105827066A (en) * | 2016-05-27 | 2016-08-03 | 罗振洪 | Hybrid air and oil cooling system for temperature control motor and controller |
| CN110273753A (en) * | 2019-06-17 | 2019-09-24 | 陕西易盈电气科技工业有限公司 | A kind of drilling machine for Petroleum Production constant frequency and constant voltage generator and its working method |
| CN110912339A (en) * | 2019-11-28 | 2020-03-24 | 浙江汇迅骏机电技术有限公司 | Water-cooling servo motor |
| CN111327159A (en) * | 2020-03-03 | 2020-06-23 | 绍兴市秀臻新能源科技有限公司 | Motor heat abstractor based on cam rotation principle |
| CN111835142A (en) * | 2020-07-20 | 2020-10-27 | 芜湖数之宇电子科技有限公司 | High-efficiency energy-saving rare earth permanent magnet generator |
| CN214205269U (en) * | 2020-12-21 | 2021-09-14 | 徐州新隆全电子科技有限公司 | Motor with novel groove forming type commutator |
| CN215072009U (en) * | 2021-06-24 | 2021-12-07 | 四川化工职业技术学院 | Circulating heat dissipation cooling device for squirrel-cage motor |
-
2021
- 2021-12-11 CN CN202111510843.2A patent/CN114301215A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB491260A (en) * | 1937-04-13 | 1938-08-30 | English Electric Co Ltd | Improvements in fan-cooled dynamo-electric machines |
| KR20070030843A (en) * | 2004-06-21 | 2007-03-16 | 미쓰비시덴키 가부시키가이샤 | Totally-enclosed fancooled type motor |
| DE102005036462A1 (en) * | 2005-08-03 | 2007-02-08 | Satellite Gear Systems Ltd. | Generator or starter generator with liquid cooling circuit for use in vehicle, has cooling circuit that is independent from engine of vehicle, is integrated into E-machine, and uses thermal fluid or thermal oil for cooling purposes |
| CN104065207A (en) * | 2014-07-11 | 2014-09-24 | 安徽巨一自动化装备有限公司 | Water cooling motor for electric car |
| CN105827066A (en) * | 2016-05-27 | 2016-08-03 | 罗振洪 | Hybrid air and oil cooling system for temperature control motor and controller |
| CN110273753A (en) * | 2019-06-17 | 2019-09-24 | 陕西易盈电气科技工业有限公司 | A kind of drilling machine for Petroleum Production constant frequency and constant voltage generator and its working method |
| CN110912339A (en) * | 2019-11-28 | 2020-03-24 | 浙江汇迅骏机电技术有限公司 | Water-cooling servo motor |
| CN111327159A (en) * | 2020-03-03 | 2020-06-23 | 绍兴市秀臻新能源科技有限公司 | Motor heat abstractor based on cam rotation principle |
| CN111835142A (en) * | 2020-07-20 | 2020-10-27 | 芜湖数之宇电子科技有限公司 | High-efficiency energy-saving rare earth permanent magnet generator |
| CN214205269U (en) * | 2020-12-21 | 2021-09-14 | 徐州新隆全电子科技有限公司 | Motor with novel groove forming type commutator |
| CN215072009U (en) * | 2021-06-24 | 2021-12-07 | 四川化工职业技术学院 | Circulating heat dissipation cooling device for squirrel-cage motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106640693A (en) | Vertical type direct connection draught fan | |
| CN212435525U (en) | Energy-saving three-phase asynchronous motor | |
| CN210111787U (en) | Motor convenient to remove dust and radiate | |
| CN114301215A (en) | Electric machine | |
| CN213959882U (en) | Brushless motor heat dissipation assembly | |
| CN212367012U (en) | Quick radiating motor | |
| CN113794314B (en) | Low-noise energy-saving three-phase permanent magnet alternating current synchronous motor | |
| CN111987843B (en) | High-efficiency composite iron core winding motor and use method thereof | |
| CN212343573U (en) | Motor with high-efficient cooling function | |
| CN210565188U (en) | A fan for MVR vapor compression | |
| CN211209427U (en) | Motor with good heat dissipation effect | |
| CN213637310U (en) | External heat dissipation type brushless motor | |
| CN219642698U (en) | Integrated switch heat radiation structure of electric tool | |
| CN212063765U (en) | Dustproof high stable form step motor | |
| CN211670705U (en) | Novel coreless motor | |
| CN214205200U (en) | Permanent-magnet miniature DC motor with iron core | |
| CN212137491U (en) | Motor for air pump and air pump with motor | |
| CN209994207U (en) | Motor with accelerate motor radiating effect | |
| CN210246544U (en) | Three-phase motor with thermal protection mechanism | |
| CN212695801U (en) | High-efficiency energy-saving brushless motor for windscreen wiper | |
| CN210780416U (en) | Heat radiation structure of high-speed motor | |
| CN220022446U (en) | Motor | |
| CN209200897U (en) | A kind of threephase asynchronous machine | |
| CN216981694U (en) | Comprehensive protection device for three-phase asynchronous motor | |
| CN213341779U (en) | Motor slow starting mechanism for carding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |