CN113336119A - Air-cooled electromagnetic eddy current brake device - Google Patents

Air-cooled electromagnetic eddy current brake device Download PDF

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Publication number
CN113336119A
CN113336119A CN202110457012.7A CN202110457012A CN113336119A CN 113336119 A CN113336119 A CN 113336119A CN 202110457012 A CN202110457012 A CN 202110457012A CN 113336119 A CN113336119 A CN 113336119A
Authority
CN
China
Prior art keywords
air
fixedly connected
shell
eddy current
current brake
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
Application number
CN202110457012.7A
Other languages
Chinese (zh)
Inventor
滕飞
宋雪君
滕艳霞
许恒信
王恩国
陈春杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Hengxin Electric Appliance Group Co ltd
Original Assignee
Shandong Hengxin Electric Appliance Group Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Hengxin Electric Appliance Group Co ltd filed Critical Shandong Hengxin Electric Appliance Group Co ltd
Priority to CN202110457012.7A priority Critical patent/CN113336119A/en
Publication of CN113336119A publication Critical patent/CN113336119A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/24Operating devices
    • B66D5/30Operating devices electrical
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/023Cooling of brakes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16NLUBRICATING
    • F16N37/00Equipment for transferring lubricant from one container to another
    • F16N37/003Equipment for transferring lubricant from one container to another for filling bearings

Abstract

The invention belongs to the technical field of electromagnetic eddy current brake, and relates to an air-cooled electromagnetic eddy current brake device, wherein both sides of the inner wall of a shell are fixedly connected with stators, the surfaces of the stators are fixedly connected with coils, a double-row centripetal spherical ball bearing is fixedly connected in the shell through a connecting plate, a rotor shaft penetrates through the double-row centripetal spherical ball bearing, the other side of the rotor shaft is fixedly connected with a rotor, an air gap is arranged between the rotor and the stators, the top of the shell is fixedly connected with a respirator, both sides of the shell are fixedly connected with grease nipples, the air-cooled electromagnetic eddy current brake device injects grease into a double-row centripetal spherical ball bearing through a grease nipple before braking, thereby can lubricate the biserial centripetal spherical ball bearing, can also pour into lubricating grease into the bearing when the brake is not used simultaneously, avoid the rotor to paste on the stator surface because of reasons such as laying dust corrosion.

Description

Air-cooled electromagnetic eddy current brake device
Technical Field
The invention belongs to the technical field of electromagnetic eddy current brake, and particularly relates to an air-cooled electromagnetic eddy current brake device.
Background
The electromagnetic eddy current brake is also called as electromagnetic eddy current brake, which is a non-friction type energy conversion device for converting huge mechanical energy generated when a drilling tool drills down into electric energy and converting the electric energy into thermal energy.
Can produce huge heat when eddy current brake braking, the ventilation hole has all been seted up on the surface of brake shell to the cooling mode of present eddy current brake and has been cooled down, and this kind of cooling mode can only cool down lower heat, and cooling efficiency is very low moreover, if meet high temperature just can't effectually cool down at all, consequently very easy emergence danger in eddy current brake work.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an air-cooled electromagnetic eddy current brake device to solve the technical problem of poor cooling effect.
In order to achieve the purpose, the air-cooled electromagnetic eddy current brake device comprises a shell, wherein stators are fixedly connected to two sides of the inner wall of the shell, coils are fixedly connected to the surfaces of the stators, a double-row centripetal spherical ball bearing is fixedly connected to the inside of the shell through a connecting plate, a rotor shaft penetrates through the double-row centripetal spherical ball bearing, a rotor is fixedly connected to the other side of the rotor shaft, an air gap is formed between the rotor and the stators, a breather is fixedly connected to the top of the shell, grease nipples are fixedly connected to two sides of the shell, the other side of the grease nipples penetrates through the shell and is located in the shell, an air box is fixedly connected to the surface of the grease nipples, an air blower is fixedly connected to the inner wall of the air box, an air conveying pipe is fixedly connected to the surface of the air blower, the other side of the air conveying pipe penetrates through the shell and is located in the shell, and a cooler is fixedly connected to the surface of the air conveying pipe.
As a preferred technical scheme of the invention, the rotor shaft and the stator are all made of high-quality magnetic materials.
As a preferred embodiment of the present invention, the air gap has a radial air gap value between 1.00 mm and 1.27 mm.
As a preferable technical scheme of the invention, the number of the grease nipples and the respirators is two, and the number of the stators and the coils is four.
As a preferred technical scheme of the invention, one side of the inner wall of the shell is fixedly connected with a temperature sensor, and the temperature sensor is respectively and electrically connected with the air blower and the cooler through leads.
As a preferable technical scheme of the invention, the top of the air box is fixedly connected with a dust isolating net.
As a preferable technical scheme of the invention, the top and the bottom of the shell are both fixedly connected with mounting frames.
As a preferred technical scheme of the invention, the surface of the shell is fixedly connected with a control switch, and the control switch is electrically connected with all electrical appliances through wires.
Compared with the prior art, the invention has the following beneficial effects:
1. this forced air cooling electromagnetism vortex brake equipment passes through the grease nipple, can inject the butter into biserial centripetal spherical ball bearing before the brake work in to can lubricate biserial centripetal spherical ball bearing, can also inject lubricating grease into the bearing when the brake is not used simultaneously in, avoid the rotor to paste at the stator surface because of reasons such as laying dust corrosion.
2. This forced air cooling electromagnetism vortex brake equipment through air-blower and desuperheater, and air-blower work absorbs the air on every side and blows in the shell through the defeated tuber pipe in, and when wind process desuperheater, the desuperheater cools off the wind of process to the temperature to the shell inside is cooled down and is handled, avoids rotor surface overheated and takes place danger.
3. This forced air cooling electromagnetic eddy current brake equipment through temperature-sensing ware, can carry out real time monitoring to the temperature in the shell to can in time open air-blower and cooler when the temperature risees in the shell.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a front view cross section of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic perspective view of the present invention;
in the figure: 1. a housing; 2. a rotor; 3. a stator; 4. a coil; 5. a double-row radial spherical ball bearing; 6. a grease nipple; 7. a temperature sensor; 8. a respirator; 9. a dust-proof net; 10. an air box; 11. a blower; 12. a temperature reducer; 13. a wind delivery pipe; 14. a mounting frame; 15. a control switch; 16. a rotor shaft; 17. an air gap.
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):
referring to fig. 1-3, the air-cooled electromagnetic eddy current brake apparatus of the present embodiment includes a housing 1, stators 3 are fixedly connected to both sides of an inner wall of the housing 1, coils 4 are fixedly connected to a surface of the stators 3, a double-row radial spherical ball bearing 5 is fixedly connected to the housing 1 through a connecting plate, a rotor shaft 16 is inserted into the double-row radial spherical ball bearing 5, a rotor 2 is fixedly connected to the other side of the rotor shaft 16, an air gap 17 is formed between the rotor 2 and the stators 3, a breather 8 is fixedly connected to a top of the housing 1, grease nipples 6 are fixedly connected to both sides of the housing 1, grease can be injected into the double-row radial spherical ball bearing 5 through the grease nipples 6 before braking operation, so as to lubricate the double-row radial spherical ball bearing 5, and grease can be injected into the bearing when the brake is not in use, thereby preventing the rotor 2 from being stuck to the surface of the stators 3 due to dust accumulation and rust, the opposite side of grease nipple 6 passes shell 1 and is located shell 1, the fixed surface of grease nipple 6 is connected with bellows 10, the inner wall fixedly connected with air-blower 11 of bellows 10, through air-blower 11 and desuperheater 12, air-blower 11 work absorbs the air on every side and blows in shell 1 through defeated tuber pipe 13, when wind process desuperheater 12, desuperheater 12 cools off the wind of process, thereby cool down the processing to the inside temperature of shell 1, avoid rotor 2 surface overheat and take place danger, the fixed surface of air-blower 11 is connected with defeated tuber pipe 13, the opposite side of defeated tuber pipe 13 passes shell 1 and is located shell 1, the fixed surface of defeated tuber pipe 13 is connected with desuperheater 12.
Specifically, the rotor 2, the rotor shaft 16, and the stator 3 are made of high-quality magnetic material.
In particular, the air gap 17 has a radial air gap value of between 1.00 mm and 1.27 mm.
Specifically, the number of the grease nipple 6 and the breather 8 is two, and the number of the stator 3 and the coil 4 is four.
Specifically, one side fixedly connected with temperature-sensing ware 7 of shell 1 inner wall, temperature-sensing ware 7 pass through the wire respectively with air-blower 11 and desuperheater 12 electric connection, through temperature-sensing ware 7, can carry out real time monitoring to the temperature in the shell 1 to can in time open air-blower 11 and desuperheater 12 when the temperature rises in shell 1.
Specifically, the top of the air box 10 is fixedly connected with a dust-proof net 9.
Specifically, the top and bottom of the housing 1 are fixedly connected with mounting brackets 14.
Specifically, the surface of the housing 1 is fixedly connected with a control switch 15, and the control switch 15 is electrically connected with all electrical appliances through a wire.
The working principle of the embodiment is as follows:
s1, when in use, the brake is arranged on the winch through the mounting frame 14 and aligned with the roller shaft, the rotor shaft 16 is connected with the roller shaft through the tooth clutch, and then 0.05 liter of grease is applied to the brake through the grease nipple 6;
s2, when the drill is subsequently drilled, the roller shaft of the winch and the rotor shaft 16 of the brake rotate together, at the moment, the coil 4 is energized by direct current, the rotor 2 and the rotor shaft 16 are forcibly driven by the roller shaft of the winch, the rotor 2 generates resisting moment for resisting movement, the resisting moment is correspondingly increased along with the increase of the rotating speed of the rotor 2, and the extremely large resisting moment can be generated under the condition of low-speed rotation in time;
s3, in the brake work, the surface of rotor 2 can produce a large amount of heat, when temperature-sensing ware 7 detected temperature rise in the shell 1, temperature-sensing ware 7 opened air-blower 11 and desuperheater 12 automatically, air-blower 11 work absorbs the air on every side and blows in the shell 1 through defeated tuber pipe 13, when wind process desuperheater 12, desuperheater 12 cools off the wind that passes through, thereby cool down the processing to the inside temperature of shell 1, avoid rotor 2 surface overheat and take place danger.
Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims (8)

1. The utility model provides an air-cooled electromagnetic eddy current brake equipment, includes shell (1), its characterized in that: the structure is characterized in that stators (3) are fixedly connected to two sides of the inner wall of the shell (1), coils (4) are fixedly connected to the surface of each stator (3), a double-row centripetal spherical ball bearing (5) is fixedly connected to the inside of the shell (1) through a connecting plate, a rotor shaft (16) penetrates through the double-row centripetal spherical ball bearing (5), a rotor (2) is fixedly connected to the other side of the rotor shaft (16), an air gap (17) is formed between the rotor (2) and the stator (3), a breather (8) is fixedly connected to the top of the shell (1), grease nipples (6) are fixedly connected to two sides of the shell (1), the other side of each grease nipple (6) penetrates through the shell (1) and is located in the shell (1), an air box (10) is fixedly connected to the surface of each grease nipple (6), an air blower (11) is fixedly connected to the inner wall of the air box (10), and an air delivery pipe (13) is fixedly connected to the surface of each air blower (11), the other side of the air delivery pipe (13) penetrates through the shell (1) and is positioned in the shell (1), and the surface of the air delivery pipe (13) is fixedly connected with a cooler (12).
2. The air-cooled electromagnetic eddy current brake device as claimed in claim 1, wherein: the rotor (2), the rotor (2) shaft and the stator (3) are all made of high-quality magnetic materials.
3. The air-cooled electromagnetic eddy current brake device as claimed in claim 1, wherein: the air gap (17) has a radial air gap value of between 1.00 mm and 1.27 mm.
4. The air-cooled electromagnetic eddy current brake device as claimed in claim 1, wherein: the number of the grease nipples (6) and the respirators (8) is two, and the number of the stators (3) and the coils (4) is four.
5. The air-cooled electromagnetic eddy current brake device as claimed in claim 1, wherein: one side fixedly connected with temperature-sensing ware (7) of shell (1) inner wall, temperature-sensing ware (7) pass through the wire respectively with air-blower (11) and cooler (12) electric connection.
6. The air-cooled electromagnetic eddy current brake device as claimed in claim 1, wherein: the top of the air box (10) is fixedly connected with a dust-proof net (9).
7. The air-cooled electromagnetic eddy current brake device as claimed in claim 1, wherein: the top and the bottom of the shell (1) are both fixedly connected with mounting frames (14).
8. The air-cooled electromagnetic eddy current brake device as claimed in claim 1, wherein: the surface of the shell (1) is fixedly connected with a control switch (15), and the control switch (15) is electrically connected with all electrical appliances through a wire.
CN202110457012.7A 2021-04-27 2021-04-27 Air-cooled electromagnetic eddy current brake device Pending CN113336119A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110457012.7A CN113336119A (en) 2021-04-27 2021-04-27 Air-cooled electromagnetic eddy current brake device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110457012.7A CN113336119A (en) 2021-04-27 2021-04-27 Air-cooled electromagnetic eddy current brake device

Publications (1)

Publication Number Publication Date
CN113336119A true CN113336119A (en) 2021-09-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110457012.7A Pending CN113336119A (en) 2021-04-27 2021-04-27 Air-cooled electromagnetic eddy current brake device

Country Status (1)

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CN (1) CN113336119A (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2059679U (en) * 1989-12-23 1990-07-25 上海市石油化工机械技术研究所 Air cooled electromagnetic eddy brake
KR20110059036A (en) * 2009-11-27 2011-06-02 현대자동차주식회사 Hub structure that can intercept braking heat
CN102838050A (en) * 2012-09-11 2012-12-26 四川广汉石冶机械有限公司 Water-cooling oil immersion type magnetic eddy current brake
CN204324793U (en) * 2014-11-20 2015-05-13 扬州高扬机电制造有限公司 A kind of air cooling type oil circulation cooling electromagnetic eddy current brake
CN105502190A (en) * 2016-01-21 2016-04-20 陕西鸥鹏重工有限公司 Winch drum assembly with electromagnetic eddy current brake device
CN105752053A (en) * 2016-03-23 2016-07-13 中国商用飞机有限责任公司 Airplane brake cooling system and method
CN107968550A (en) * 2018-01-14 2018-04-27 兰州理工大学 A kind of oil injection type electromagnetic eddy current brake device
CN109121365A (en) * 2018-09-10 2019-01-01 安徽鹏展电子科技有限公司 A kind of TV air blowing radiator that can filter dust
CN110937540A (en) * 2019-12-03 2020-03-31 上海申通石油机械厂有限公司 Air-cooled electromagnetic eddy current brake
CN210414129U (en) * 2019-07-29 2020-04-28 泰州市海新汽车部件有限公司 Quick cooling device is used in processing of car hub bearing inner race
CN111706631A (en) * 2020-06-09 2020-09-25 柳州职业技术学院 Automatic control heat dissipation and high temperature alarm device for automobile brake drum shoes
CN212085554U (en) * 2020-05-25 2020-12-04 国网新疆电力有限公司喀什供电公司 Power box with good heat dissipation performance

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2059679U (en) * 1989-12-23 1990-07-25 上海市石油化工机械技术研究所 Air cooled electromagnetic eddy brake
KR20110059036A (en) * 2009-11-27 2011-06-02 현대자동차주식회사 Hub structure that can intercept braking heat
CN102838050A (en) * 2012-09-11 2012-12-26 四川广汉石冶机械有限公司 Water-cooling oil immersion type magnetic eddy current brake
CN204324793U (en) * 2014-11-20 2015-05-13 扬州高扬机电制造有限公司 A kind of air cooling type oil circulation cooling electromagnetic eddy current brake
CN105502190A (en) * 2016-01-21 2016-04-20 陕西鸥鹏重工有限公司 Winch drum assembly with electromagnetic eddy current brake device
CN105752053A (en) * 2016-03-23 2016-07-13 中国商用飞机有限责任公司 Airplane brake cooling system and method
CN107968550A (en) * 2018-01-14 2018-04-27 兰州理工大学 A kind of oil injection type electromagnetic eddy current brake device
CN109121365A (en) * 2018-09-10 2019-01-01 安徽鹏展电子科技有限公司 A kind of TV air blowing radiator that can filter dust
CN210414129U (en) * 2019-07-29 2020-04-28 泰州市海新汽车部件有限公司 Quick cooling device is used in processing of car hub bearing inner race
CN110937540A (en) * 2019-12-03 2020-03-31 上海申通石油机械厂有限公司 Air-cooled electromagnetic eddy current brake
CN212085554U (en) * 2020-05-25 2020-12-04 国网新疆电力有限公司喀什供电公司 Power box with good heat dissipation performance
CN111706631A (en) * 2020-06-09 2020-09-25 柳州职业技术学院 Automatic control heat dissipation and high temperature alarm device for automobile brake drum shoes

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