CN107453544B - A kind of permanent-magnet speed governor based on pneumatic cooling body - Google Patents
A kind of permanent-magnet speed governor based on pneumatic cooling body Download PDFInfo
- Publication number
- CN107453544B CN107453544B CN201710840583.2A CN201710840583A CN107453544B CN 107453544 B CN107453544 B CN 107453544B CN 201710840583 A CN201710840583 A CN 201710840583A CN 107453544 B CN107453544 B CN 107453544B
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- China
- Prior art keywords
- cooling body
- pneumatic
- output shaft
- pneumatic cooling
- hole
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of permanent-magnet speed governors based on pneumatic cooling body, including conductor rotor component, conductor rotor component is mounted on motor output shaft one end, flabellum is mounted on the motor output shaft, pneumatic cooling body is arranged on motor output shaft simultaneously, pneumatic cooling body is set in the outside of conductor rotor component and flabellum, and the other end of pneumatic cooling body is set on bearing shaft.The present invention is equipped with pneumatic cooling body, and pneumatic cooling body is set in the outside of permanent magnet coupler, is filled with cooling gas by the air inlet of pneumatic cooling body, then cooling gas is diffused into the side of permanent magnetic coupling by the effect of flabellum, accelerates cooling velocity.
Description
Technical field
The invention belongs to permanent-magnet speed governor fields, are related to a kind of permanent-magnet speed governor based on pneumatic cooling body.
Background technique
Permanent-magnet speed governor is that speed adjusting gear is added on the basis of permanent magnetic coupling, to realize a kind of dress of variable speed energy saving
It sets, is mainly used for the speed regulation of high-power high voltage asynchronous motor.Currently, permanent-magnet speed governor mainly includes p-m rotor, conductor
Rotor and speed adjusting gear, speed adjusting gear are mainly used for adjusting the opposite position between p-m rotor and conductor rotor in the axial direction
It sets, to change the live part of p-m rotor and conductor rotor coupling, thus change the torque transmitted between the two, it is final to change
The torque of permanent-magnet speed governor output shaft.Because smooth stepless speed-regulating, energy-efficient, mechanical structure is simple with being able to achieve for permanent-magnet speed governor
The advantages that single reliable, without external power supply, flexible pneumatic, therefore it has been widely used.
The shortcoming of permanent-magnet speed governor is there is a problem of that heat dissipation is bad, and heat is not easy fastly in conductor rotor operation process
Speed dissipates, and when power is larger, the calorific value of conductor rotor is very big, when the power of permanent-magnet speed governor arrives greatly certain numerical value, at certain
Under a little revolving speeds, the heat that conductor disc issues in operation is there is a possibility that permanent-magnet speed governor cisco unity malfunction.
Summary of the invention
The purpose of the present invention is to provide a kind of permanent-magnet speed governor based on pneumatic cooling body, which is equipped with
Pneumatic cooling body, pneumatic cooling body are set in the outside of permanent magnet coupler, are filled with by the air inlet of pneumatic cooling body
Then cooling gas is diffused into the side of permanent magnetic coupling by cooling gas by the effect of flabellum, accelerate cooling velocity.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of permanent-magnet speed governor based on pneumatic cooling body, including conductor rotor component, conductor rotor component are mounted on
Motor output shaft one end is mounted with flabellum on the motor output shaft, while being arranged with pneumatic cooling on motor output shaft
Mechanism, pneumatic cooling body are set in the outside of conductor rotor component and flabellum, and the other end of pneumatic cooling body is set in negative
It carries on axis；
The pneumatic cooling body includes two outer sleeves being sealedly connected and fixed, and one end of two outer sleeves passes through bolt
Pair is fixed, and the other end is respectively and fixedly provided with a bottom, and the plane perpendicular at cylinder bottom is fixed with support shaft, and the side wall of support shaft, which is vertically and fixedly provided with, is in
The plane perpendicular of the support rod being distributed vertically, support rod is fixed with support plate；
The side wall of the outer sleeve is opposite to be provided with air inlet and air outlet, and air inlet is located at the underface of flabellum, air inlet
Place is equipped with air inlet pipe, and air inlet pipe connects air-cooler, and escape pipe is equipped at gas outlet, and escape pipe connects aspiration pump.
Further, the centre of surface at the cylinder bottom is provided with first through hole, vertically fixes at the bottom surface first through hole at cylinder bottom
There is support shaft, the surface of support shaft is provided with the second through-hole being connected with first through hole, and pneumatic cooling body one end passes through motor
Output shaft pass through first through hole and the second through-hole and be set on the output shaft of motor.
Further, one end wall outer surface of described two outer sleeves, which is arranged, is fixed with positioning ring, the surface of positioning ring
Side is equidistantly provided with several tapped through holes, and one end of two outer sleeves is worn by bolt pair simultaneously after being tightly connected by sealing ring
Tapped through hole is crossed to be fixed.
Further, the both side surface of the sealing ring is provided with the sealed groove matched with outer sleeve end face, and two
One end of outer sleeve is respectively sealingly engaged in sealed groove.
Beneficial effects of the present invention:
The present invention is equipped with pneumatic cooling body, and pneumatic cooling body is set in the outside of permanent magnet coupler, by pneumatic cold
But the air inlet of mechanism is filled with cooling gas, then cooling gas is diffused into the week of permanent magnetic coupling by the effect of flabellum
Side, while the escape pipe connection aspiration pump at gas outlet accelerates the cold air in pneumatic cooling body by the effect of aspiration pump
Flowing, while accelerating the outflow of hot-air, and then realize the purpose for accelerating cooling velocity.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is permanent-magnet speed governor structural schematic diagram of the present invention；
Fig. 2 is the structural blast schematic diagram of Fig. 1；
Fig. 3 is pneumatic cooling body structural blast schematic diagram；
Fig. 4 is the structural blast schematic diagram of Fig. 1.
Specific embodiment
A kind of permanent-magnet speed governor based on pneumatic cooling body, as shown in Figure 1 and Figure 2, including conductor rotor component 1, conductor
Rotor assembly 1 includes two conductor rotors 101 being oppositely arranged, and two 101 sides of conductor rotor pass through several 102 phases of connecting rod
Connection, wherein conductor rotor component 1 is mounted on 3 output shaft one end of motor, is mounted with flabellum 5 on 3 output shaft of motor, simultaneously
It is arranged with pneumatic cooling body 4 on 3 output shaft of motor, pneumatic cooling body 4 is set in the outer of conductor rotor component 1 and flabellum 5
The other end of side, pneumatic cooling body 4 is set on bearing shaft, and wherein motor 3 is fixed in supporting table 6；
As shown in Figure 3 and Figure 4, the pneumatic cooling body 4 include two outer sleeves 401 being sealedly connected and fixed, two
One end of outer sleeve 401 is connected and fixed by bolt pair, and the other end is respectively and fixedly provided with a bottom 403, and the centre of surface at cylinder bottom 403 is provided with
First through hole 4031 is vertically and fixedly provided with support shaft 404 at the bottom surface first through hole 4031 at cylinder bottom 403, and the surface of support shaft 404 is opened
There is the second through-hole 4041 being connected with first through hole 4031, pneumatic 4 one end of cooling body passes through the by the output shaft of motor 3
One through-hole 4031 and the second through-hole 4041 are set on the output shaft of motor 3, pneumatic cooling body 4 and 3 output shaft of motor not phase
It connects, the side wall of support shaft 404 is vertically and fixedly provided in the support rod 406 being distributed vertically, and the plane perpendicular of support rod 406 is fixed with branch
Positioning is fixed to pneumatic cooling body 4 by support plate 407 in fagging 407, ensures that pneumatic cooling body 4 is exported with motor 3
Axis does not connect；
The side wall of the outer sleeve 401 is opposite to be provided with air inlet 408 and gas outlet 409, and air inlet 408 is located at flabellum 5
Underface, air inlet pipe is equipped at air inlet 408, and air inlet pipe connects air-cooler, is equipped with escape pipe, outlet at gas outlet 409
Cold wind can be diffused into whole by pipe connection aspiration pump by air inlet 408 to drying in outer sleeve 401 by the rotation of flabellum 5
In a pneumatic cooling body 4, cold wind cooling is carried out to the conductor rotor component 1 in pneumatic cooling body 4, while passing through aspiration pump
The rate that cold wind passes through conductor rotor component 1 can be accelerated by carrying out pumping, and then accelerate cooling；
One end wall outer surface of described two outer sleeves 401, which is arranged, is fixed with positioning ring 410, the surface of positioning ring 410
Side is equidistantly provided with several tapped through holes 411, and one end of two outer sleeves 401 leads to simultaneously after being tightly connected by sealing ring 402
Bolt pair is crossed to be fixed across tapped through hole 411；
The both side surface of the sealing ring 402 is provided with the sealed groove 4021 matched with 401 end face of outer sleeve, and two
One end of outer sleeve 401 is respectively sealingly engaged in sealed groove 4021.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (3)
1. a kind of permanent-magnet speed governor based on pneumatic cooling body, including conductor rotor component (1), conductor rotor component (1) peace
Mounted in motor (3) output shaft one end, which is characterized in that be mounted with flabellum (5) on motor (3) output shaft, while electricity
It is arranged with pneumatic cooling body (4) on machine (3) output shaft, pneumatic cooling body (4) does not connect with motor (3) output shaft, pneumatically
Cooling body (4) is set in the outside of conductor rotor component (1) and flabellum (5), and the other end of pneumatic cooling body (4) is set in
On bearing shaft；
The pneumatic cooling body (4) includes two outer sleeves being sealedly connected and fixed (401), and the one of two outer sleeves (401)
End is connected and fixed by bolt pair, and the other end is respectively and fixedly provided with a bottom (403), and the bottom surface of cylinder bottom (403) the is vertically and fixedly provided with support
Axis (404), the side wall of support shaft (404) are vertically and fixedly provided in the support rod (406) being distributed vertically, the bottom surface of support rod (406)
It is vertically and fixedly provided with support plate (407)；
The side wall of the outer sleeve (401) is opposite to be provided with air inlet (408) and gas outlet (409), and air inlet (408) is located at flabellum
(5) underface is equipped with air inlet pipe at air inlet (408), and air inlet pipe connects air-cooler, and gas outlet is equipped with out at (409)
Tracheae, escape pipe connect aspiration pump.
2. a kind of permanent-magnet speed governor based on pneumatic cooling body according to claim 1, which is characterized in that the cylinder bottom
(403) centre of surface is provided with first through hole (4031), is vertically and fixedly provided with branch at the bottom surface first through hole (4031) of cylinder bottom (403)
It supports axis (404), the surface of support shaft (404) is provided with the second through-hole (4041) being connected with first through hole (4031), pneumatic cold
But mechanism (4) one end passes through first through hole (4031) by the output shaft of motor (3) and the second through-hole (4041) is set in motor
(3) on output shaft.
3. a kind of permanent-magnet speed governor based on pneumatic cooling body according to claim 1, which is characterized in that described in two
One end wall outer surface of outer sleeve (401), which is arranged, to be fixed with positioning ring (410), and the surface side of positioning ring (410) is equidistantly opened
Have several tapped through holes (411), one end of two outer sleeves (401) passes through spiral shell after being tightly connected by sealing ring (402) simultaneously
Bolt pair passes through tapped through hole (411) and is fixed；The both side surface of sealing ring (402) is provided with and outer sleeve (401) end face phase
The sealed groove (4021) of cooperation, one end of two outer sleeves (401) are respectively sealingly engaged in sealed groove (4021).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710840583.2A CN107453544B (en) | 2017-09-18 | 2017-09-18 | A kind of permanent-magnet speed governor based on pneumatic cooling body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710840583.2A CN107453544B (en) | 2017-09-18 | 2017-09-18 | A kind of permanent-magnet speed governor based on pneumatic cooling body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107453544A CN107453544A (en) | 2017-12-08 |
| CN107453544B true CN107453544B (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710840583.2A Active CN107453544B (en) | 2017-09-18 | 2017-09-18 | A kind of permanent-magnet speed governor based on pneumatic cooling body |
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| Country | Link |
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| CN (1) | CN107453544B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111711338A (en) * | 2020-05-11 | 2020-09-25 | 南京玛格耐特智能科技有限公司 | Speed-regulating horizontal air-cooled permanent magnet coupler |
| CN213754285U (en) * | 2020-12-09 | 2021-07-20 | 江苏嘉瑞丰机电设备有限公司 | Motor with speed regulation function |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5465018A (en) * | 1993-03-18 | 1995-11-07 | Boggs, Iii; Paul D. | Shaft mounted eddy current drive |
| GB2358523A (en) * | 1999-12-21 | 2001-07-25 | Richard Fletcher | Electronically commutated electrical machine |
| CN203722457U (en) * | 2014-02-24 | 2014-07-16 | 广东石油化工学院 | Permanent magnet actuator with forced convection heat dissipating air-cooled hood |
| CN206402086U (en) * | 2017-01-20 | 2017-08-11 | 大连和平鸽智能技术有限公司 | Oil pumper Special electromagnetic moment adjusting speed regulator |
| CN206389233U (en) * | 2017-01-23 | 2017-08-08 | 东莞市恒迅微型电机有限公司 | A kind of air-cooled frequency conversion speed motor |
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- 2017-09-18 CN CN201710840583.2A patent/CN107453544B/en active Active
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| CN107453544A (en) | 2017-12-08 |
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Effective date of registration: 20191101 Address after: 230000 building A1, phase II, gongtou Liheng industrial Plaza, intersection of West Huaxing Avenue and innovation Avenue, Taohua Industrial Park, Feixi County, Hefei City, Anhui Province Patentee after: Hefei Wofu Power Technology Co., Ltd. Address before: 230000 Anhui high tech Zone Hefei City Wangjiang Road and Jin Gui Lu intersection Kunpeng Industrial Park AE-3 Patentee before: Anhui Wo Fu Power Tech Corp. Inc. |
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