WO2015003450A1 - Column type permanent magnet eddy heating device - Google Patents

Column type permanent magnet eddy heating device Download PDF

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Publication number
WO2015003450A1
WO2015003450A1 PCT/CN2013/087672 CN2013087672W WO2015003450A1 WO 2015003450 A1 WO2015003450 A1 WO 2015003450A1 CN 2013087672 W CN2013087672 W CN 2013087672W WO 2015003450 A1 WO2015003450 A1 WO 2015003450A1
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Prior art keywords
permanent magnet
heating device
eddy current
column type
magnet eddy
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PCT/CN2013/087672
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French (fr)
Chinese (zh)
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陈立人
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浙江芯特科技有限公司
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Publication of WO2015003450A1 publication Critical patent/WO2015003450A1/en

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00Heating by electric, magnetic or electromagnetic fields
    • H05B6/02Induction heating
    • H05B6/10Induction heating apparatus, other than furnaces, for specific applications
    • H05B6/105Induction heating apparatus, other than furnaces, for specific applications using a susceptor
    • H05B6/109Induction heating apparatus, other than furnaces, for specific applications using a susceptor using magnets rotating with respect to a susceptor

Definitions

  • the invention relates to the field of electromagnetic applications, and in particular to a column type permanent magnet eddy current heating device.
  • the induction cooker adopts the principle of magnetic field induced eddy current heating, which uses alternating current to generate an alternating magnetic field through the coil.
  • magnetic field induced eddy current heating uses alternating current to generate an alternating magnetic field through the coil.
  • the magnetic field induced eddy current effect has many advantages: non-contact heating, heat source and heated objects can not be in direct contact; high heating efficiency, high speed, can reduce surface oxidation phenomenon; easy to control temperature; local heating can be realized; automation can be realized Control; reduce floor space, heat radiation, noise and dust.
  • the invention patent application No. 200910130416.4 discloses a permanent magnet type eddy current heating device.
  • the rotor shaft is fixedly connected with the permanent magnet rotor, and is connected with an external wall thickness magnetic conductive stator through a bearing, and the magnetic conductive stator is a magnetic conductive steel.
  • the permanent magnet rotor is a ferrite magnetic material or an alloy magnetic material; according to different power requirements, the height and inner and outer diameter of the magnetic conductive stator and the permanent magnet rotor are adjustable.
  • the device can directly pass the dynamic action of wind energy, so that the magnetic field of the permanent magnet exhibits a periodic high-frequency "on-off” phenomenon, and an electromagnetic induction eddy current is generated in the metal heating body to achieve the purpose of high efficiency and heat.
  • the higher the frequency of the magnetic field transformation the larger the eddy current and the greater the heat generated.
  • the permanent magnets cannot be reasonably distributed, resulting in a low frequency of magnetic field transformation, so that the energy utilization rate cannot be further improved.
  • the technical problem to be solved by the present invention is to provide a permanent magnet eddy current heating device with less energy consumption, high energy utilization rate, simple structure and simple installation.
  • a column type permanent magnet eddy current heating device of the present invention comprises a permanent magnet array composed of a plurality of permanent magnets, a heating element, and a driving mechanism for driving the permanent magnet array to rotate relative to the heating element;
  • the permanent magnet array is cylindrical, and the heating element is located inside and/or outside the cylindrical permanent magnet array.
  • a plurality of permanent magnets are arranged layer by layer and embedded in the wall of the cylindrical mounting seat; the magnetic lines of the adjacent permanent magnets are directed to be alternately arranged radially inward and outward along the cylindrical mounting seat.
  • the permanent magnets are strip-shaped, and the longitudinal direction thereof is axially aligned with an annular mounting seat on the annular mounting seat; the magnetic lines of the adjacent permanent magnets are directed inwardly and axially along the annular mounting seat. Alternate settings.
  • the heating element is a conduit for an internal flowable medium.
  • the pipe is spirally rising.
  • the pipe is a "bow” shaped reciprocating fold back.
  • the drive mechanism includes a motor and a transmission disposed at a motor power output.
  • the heating element is made of a non-ferrous metal material.
  • the material of the heating element is copper.
  • the column type permanent magnet eddy current heating device of the present invention adopts a cylindrical permanent magnet array, and the heating element can be disposed on the inner side or the outer side of the permanent magnet array, or at the same time on both inner and outer sides of the permanent magnet array;
  • the magnetic lines of the adjacent permanent magnets are directed to be arranged radially inwardly and outwardly along the cylindrical mounting seat, so that the frequency of cutting the magnetic lines at the same position of the heating element is higher during the rotation, thereby being able to generate a larger Thermal energy;
  • the heat-conducting medium can be connected to the heat-generating medium, so that the heat generated by the heating device can be smoothly led out;
  • the motor is connected to the transmission, and the speed can be adjusted through the transmission to adjust the temperature of the heating device.
  • the permanent magnet type vortex heating device of the invention has the advantages of simple structure, convenient installation and disassembly, and convenient heat dissipation, and can effectively improve energy utilization.
  • FIG. 1 is a schematic exploded view of a heating element and a permanent magnet array according to Embodiment 1 of the present invention
  • FIG. 2 is a schematic exploded view of a heating element and a permanent magnet array according to Embodiment 2 of the present invention
  • FIG 3 is a schematic exploded view showing the heat generating body and the permanent magnet array in the third embodiment of the present invention.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • a column type permanent magnet eddy current heating device of the present invention comprises a permanent magnet array composed of a plurality of permanent magnets 1, a heating element 2, and a driving for driving the permanent magnet array and the heating element 2 to rotate relative to each other. Institution (not shown);
  • the permanent magnet array is cylindrical, and the plurality of permanent magnets 1 are arranged layer by layer and embedded in the wall of a cylindrical mounting seat 3.
  • the magnetic lines of force of the adjacent permanent magnets are directed to alternate radially inward and outward along the cylindrical mount. For example, if a certain permanent magnet has its N pole pointing in the axial direction of the cylindrical mount, the adjacent permanent magnet S pole points to the axial direction of the cylindrical mount, so that the frequency of the magnetic flux is cut at the same position of the heating element during the rotation. High enough to generate large amounts of heat.
  • the heat generating body may be disposed inside or outside the permanent magnet array. As shown in FIG. 1 , in the present embodiment, the heat generating body is disposed inside the permanent magnet array.
  • the heating element can also be disposed on both the inner and outer sides of the permanent magnet array, so as to fully cut the magnetic lines on both the inner and outer sides of the permanent magnet array, so that the heating elements on both the inner and outer sides of the permanent magnet array simultaneously generate heat.
  • the heating element is a conduit for an internal flowable medium.
  • the heat transfer fluid medium can be turned on in the heating element pipeline, so that the heat generated by the heating device can be smoothly discharged.
  • the pipe is "bow” shaped reciprocatingly folded back so that the heat transfer fluid medium in the pipe can have a sufficient flow length to be fully heated.
  • the drive mechanism includes a motor and a transmission disposed at a motor power output.
  • the motor is connected to the transmission and is capable of adjusting the speed of the heating device by adjusting the speed through the transmission.
  • the driving mechanism can drive the permanent magnet array to rotate, or can drive the heating body to rotate, and can simultaneously drive the permanent magnet array and the heating element to rotate in the opposite direction to increase the frequency of the heating body cutting the magnetic lines of force.
  • the heating element is made of a non-ferrous metal material, preferably copper.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the difference of the embodiment is that the permanent magnet 1' is in the shape of a strip, and the longitudinal direction thereof is mounted on the annular mounting seat in the axial direction of an annular mounting seat 3';
  • the magnetic lines of force inside the magnet are directed to alternate axially inwardly and outwardly along the annular mount.
  • the heat generating body 2' is disposed outside the permanent magnet array.
  • the heating element pipeline is spirally rising, so that the fluid medium flows into the pipeline at the bottom end and then flows out from the top end, thereby ensuring that the fluid medium is sufficiently heated.
  • Embodiment 3 is a diagrammatic representation of Embodiment 3
  • a column type permanent magnet eddy current heating device of the present invention comprises a permanent magnet array composed of a plurality of permanent magnets 101, a heating element 201, and a driving for driving the permanent magnet array and the heating element 201 to rotate relative to each other. Institution (not shown);
  • the permanent magnet array is cylindrical, and the plurality of permanent magnets 101 are arranged layer by layer and embedded in the wall of a cylindrical mounting seat 301.
  • the heat generating body 201 includes a heat generating cylinder 201a located inside the permanent magnet array and a heat generating cylinder 201b located outside the permanent magnet array, and the heat generating cylinder 201a and the heat generating cylinder 201b are connected by a plurality of heat radiating fins 201c.
  • the heat generating cylinder 201a and the heat generating cylinder 201b can cut magnetic lines of force on both the inner and outer sides of the permanent magnet array, and the maximum magnetic energy utilization efficiency has been achieved.
  • the heat radiating fin 201c can cause air flow around the heating body 201 as a whole. Accelerate heat dissipation.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)

Abstract

Disclosed is a permanent magnet eddy heating device, which is low in energy consumption, high in energy utilization rate, simple in structure, and simple and easy to mount. To solve the problem, a column type permanent magnet eddy heating device of the present invention comprises: a permanent magnet array comprising a plurality of permanent magnets, a heating body, and a driving mechanism for driving the permanent magnet array and the heating body to rotate relative to each other. The permanent magnet array is in a barrel shape. The heating body is located on the inner side and/or the outer side of the barrel-shaped permanent magnet array. The permanent magnet eddy heating device of the present invention is simple in structure and convenient in mounting and dismounting, also helps heat dissipation, and can effectively improve the energy utilization rate.

Description

一种柱式永磁涡流加热装置  Column type permanent magnet eddy current heating device 技术领域Technical field
本发明涉及电磁应用领域,尤其涉及一种柱式永磁涡流加热装置。 The invention relates to the field of electromagnetic applications, and in particular to a column type permanent magnet eddy current heating device.
背景技术Background technique
目前的电加热器通常是利用电流的热效应进行加热,即控制电流通过电阻率较大的发热体,从而将电能转化成热能。然而这种电加热器的缺点是自身能耗高,导致能源的浪费。 Current electric heaters are usually heated by the thermal effect of current, that is, the control current is passed through a heating element having a large electrical resistivity, thereby converting electrical energy into thermal energy. However, the disadvantage of this electric heater is its high energy consumption, resulting in waste of energy.
鉴于此,市面上出现了利用磁场感应涡流效应进行加热的设备,能够避免通过电阻加热所造成的高能耗缺陷。例如电磁炉采用了磁场感应涡流加热原理,它利用交变电流通过线圈产生交变磁场,当磁场内的磁感线传到导磁性锅的底部时,即会产生无数强大的小涡流,使锅本身自行迅速发热,然后再加热锅内的食物。磁场感应涡流效应进行加热具有较多优点:非接触式加热,热源和受热物件可以不直接接触;加热效率高,速度快,可以减少表面氧化现象;容易控制温度;可实现局部加热;可实现自动化控制;可减少占地、热辐射、噪声和灰尘。申请号为200910130416.4的发明专利申请公开了一种永磁式涡流加热装置,转子轴与永磁转子固连接,并通过轴承与外部的等壁厚导磁性定子相连接,导磁性定子为导磁钢材,永磁转子为铁氧体磁性材料或合金磁性材料;根据不同功率要求,导磁性定子和永磁转子的高度、内外径尺寸可调。该装置可以直接通过风能的动力作用,使永磁体的磁场呈现周期性高频率“通断”现象,在金属加热体中产生电磁感应涡流,达到高效能如热的目的。In view of this, there is a device on the market that uses magnetic field induced eddy current heating to avoid high energy consumption defects caused by resistance heating. For example, the induction cooker adopts the principle of magnetic field induced eddy current heating, which uses alternating current to generate an alternating magnetic field through the coil. When the magnetic induction line in the magnetic field is transmitted to the bottom of the magnetic conductive pot, numerous powerful small eddy currents are generated, so that the pot itself Heat yourself quickly and then heat the food in the pot. The magnetic field induced eddy current effect has many advantages: non-contact heating, heat source and heated objects can not be in direct contact; high heating efficiency, high speed, can reduce surface oxidation phenomenon; easy to control temperature; local heating can be realized; automation can be realized Control; reduce floor space, heat radiation, noise and dust. The invention patent application No. 200910130416.4 discloses a permanent magnet type eddy current heating device. The rotor shaft is fixedly connected with the permanent magnet rotor, and is connected with an external wall thickness magnetic conductive stator through a bearing, and the magnetic conductive stator is a magnetic conductive steel. The permanent magnet rotor is a ferrite magnetic material or an alloy magnetic material; according to different power requirements, the height and inner and outer diameter of the magnetic conductive stator and the permanent magnet rotor are adjustable. The device can directly pass the dynamic action of wind energy, so that the magnetic field of the permanent magnet exhibits a periodic high-frequency "on-off" phenomenon, and an electromagnetic induction eddy current is generated in the metal heating body to achieve the purpose of high efficiency and heat.
磁场变换的频率越高,涡流就越大,产生的热就越大。然而,现有技术中的永磁式涡流加热装置,永磁体不能合理分布,导致磁场变换频率不高,从而使能源利用率不能进一步提高。The higher the frequency of the magnetic field transformation, the larger the eddy current and the greater the heat generated. However, in the permanent magnet eddy current heating device of the prior art, the permanent magnets cannot be reasonably distributed, resulting in a low frequency of magnetic field transformation, so that the energy utilization rate cannot be further improved.
技术问题technical problem
本发明要解决的技术问题是提供一种能耗少、能源利用率高,同时结构简单,安装简易的永磁式涡流加热装置。 The technical problem to be solved by the present invention is to provide a permanent magnet eddy current heating device with less energy consumption, high energy utilization rate, simple structure and simple installation.
技术解决方案Technical solution
为解决上述问题,本发明的一种柱式永磁涡流加热装置,包括由多个永磁体组成的永磁体列阵、发热体以及驱动永磁体列阵与发热体相对旋转的驱动机构;所述永磁体列阵为筒状,发热体位于所述筒状永磁体列阵的内侧和/或外侧。 In order to solve the above problems, a column type permanent magnet eddy current heating device of the present invention comprises a permanent magnet array composed of a plurality of permanent magnets, a heating element, and a driving mechanism for driving the permanent magnet array to rotate relative to the heating element; The permanent magnet array is cylindrical, and the heating element is located inside and/or outside the cylindrical permanent magnet array.
多个永磁体逐层排列并嵌入一筒形安装座的筒壁内;相邻的永磁体内部磁力线指向为沿着所述筒形安装座径向向内、向外交替设置。A plurality of permanent magnets are arranged layer by layer and embedded in the wall of the cylindrical mounting seat; the magnetic lines of the adjacent permanent magnets are directed to be alternately arranged radially inward and outward along the cylindrical mounting seat.
所述永磁体为条形,其长方向与一环形安装座轴向一致地安装在该环形安装座上;相邻的永磁体内部磁力线指向为沿着所述环形安装座轴向向内、向外交替设置。The permanent magnets are strip-shaped, and the longitudinal direction thereof is axially aligned with an annular mounting seat on the annular mounting seat; the magnetic lines of the adjacent permanent magnets are directed inwardly and axially along the annular mounting seat. Alternate settings.
所述发热体为内部可流通介质的管路。The heating element is a conduit for an internal flowable medium.
所述管路为螺旋上升状。The pipe is spirally rising.
所述管路为“弓”字形往复回折状。The pipe is a "bow" shaped reciprocating fold back.
所述驱动机构包括电机,以及设置在电机动力输出端的变速器。The drive mechanism includes a motor and a transmission disposed at a motor power output.
所述发热体为非铁金属材质。The heating element is made of a non-ferrous metal material.
所述发热体的材质为铜。The material of the heating element is copper.
有益效果Beneficial effect
本发明的柱式永磁涡流加热装置,采用筒状的永磁体列阵,并且发热体可以设置于永磁体列阵的内侧或外侧,或者同时设置在永磁体列阵的内外两侧;采用相邻的永磁体内部磁力线指向为沿着所述筒形安装座径向向内、向外交替设置的结构,使旋转过程中,发热体同一位置切割磁力线的频率较高,从而能够产生较大的热能;发热体管路内可以接通导热介质,从而使加热装置所产生的热顺利导出;电机与变速器相连,能够通过变速器调节转速,从而调节加热装置温度的高低。本发明的永磁式涡流加热装置,结构较为简单,安装拆卸比较方便,同时便于散热,能够有效提高能源利用率。 The column type permanent magnet eddy current heating device of the present invention adopts a cylindrical permanent magnet array, and the heating element can be disposed on the inner side or the outer side of the permanent magnet array, or at the same time on both inner and outer sides of the permanent magnet array; The magnetic lines of the adjacent permanent magnets are directed to be arranged radially inwardly and outwardly along the cylindrical mounting seat, so that the frequency of cutting the magnetic lines at the same position of the heating element is higher during the rotation, thereby being able to generate a larger Thermal energy; the heat-conducting medium can be connected to the heat-generating medium, so that the heat generated by the heating device can be smoothly led out; the motor is connected to the transmission, and the speed can be adjusted through the transmission to adjust the temperature of the heating device. The permanent magnet type vortex heating device of the invention has the advantages of simple structure, convenient installation and disassembly, and convenient heat dissipation, and can effectively improve energy utilization.
附图说明DRAWINGS
图1为本发明实施例一中发热体与永磁体列阵的分解结构示意图; 1 is a schematic exploded view of a heating element and a permanent magnet array according to Embodiment 1 of the present invention;
图2为本发明实施例二中发热体与永磁体列阵的分解结构示意图;2 is a schematic exploded view of a heating element and a permanent magnet array according to Embodiment 2 of the present invention;
图3为本发明实施例三中发热体与永磁体列阵的分解结构示意图。3 is a schematic exploded view showing the heat generating body and the permanent magnet array in the third embodiment of the present invention.
本发明的最佳实施方式BEST MODE FOR CARRYING OUT THE INVENTION
本发明的实施方式Embodiments of the invention
为了使本技术领域的人员更好地理解本发明技术方案,下面结合附图和实施方式对本发明作进一步的详细说明。 In order to make those skilled in the art better understand the technical solutions of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments.
实施例一:Embodiment 1:
如图1所示,本发明的一种柱式永磁涡流加热装置,包括由多个永磁体1组成的永磁体列阵、发热体2以及驱动永磁体列阵与发热体2相对旋转的驱动机构(图中未示出);As shown in FIG. 1, a column type permanent magnet eddy current heating device of the present invention comprises a permanent magnet array composed of a plurality of permanent magnets 1, a heating element 2, and a driving for driving the permanent magnet array and the heating element 2 to rotate relative to each other. Institution (not shown);
所述永磁体列阵为筒状,多个永磁体1逐层排列并嵌入一筒形安装座3的筒壁内。The permanent magnet array is cylindrical, and the plurality of permanent magnets 1 are arranged layer by layer and embedded in the wall of a cylindrical mounting seat 3.
相邻的永磁体内部磁力线指向为沿着所述筒形安装座径向向内、向外交替设置。例如某一个永磁体其N极指向筒形安装座的轴线方向,则其相邻的永磁体S极指向筒形安装座的轴线方向,从而使旋转过程中,发热体同一位置切割磁力线的频率较高,从而能够产生较大的热能。The magnetic lines of force of the adjacent permanent magnets are directed to alternate radially inward and outward along the cylindrical mount. For example, if a certain permanent magnet has its N pole pointing in the axial direction of the cylindrical mount, the adjacent permanent magnet S pole points to the axial direction of the cylindrical mount, so that the frequency of the magnetic flux is cut at the same position of the heating element during the rotation. High enough to generate large amounts of heat.
所述发热体可以设置于永磁体列阵的内侧或外侧,如图1所示,本实施例中发热体设置于永磁体列阵的内侧。The heat generating body may be disposed inside or outside the permanent magnet array. As shown in FIG. 1 , in the present embodiment, the heat generating body is disposed inside the permanent magnet array.
当然,发热体也可以同时设置在永磁体列阵的内外两侧,以便于充分切割永磁体列阵内外两侧的磁力线,使永磁体列阵的内外两侧发热体同时产生热量。Of course, the heating element can also be disposed on both the inner and outer sides of the permanent magnet array, so as to fully cut the magnetic lines on both the inner and outer sides of the permanent magnet array, so that the heating elements on both the inner and outer sides of the permanent magnet array simultaneously generate heat.
所述发热体为内部可流通介质的管路。发热体管路内可以接通导热流体介质,从而使加热装置所产生的热顺利导出。The heating element is a conduit for an internal flowable medium. The heat transfer fluid medium can be turned on in the heating element pipeline, so that the heat generated by the heating device can be smoothly discharged.
所述管路为“弓”字形往复回折状,以便于管路中的导热流体介质能够有充足的流动长度,从而充分受热。The pipe is "bow" shaped reciprocatingly folded back so that the heat transfer fluid medium in the pipe can have a sufficient flow length to be fully heated.
所述驱动机构包括电机,以及设置在电机动力输出端的变速器。电机与变速器相连,能够通过变速器调节转速,从而调节加热装置温度的高低。The drive mechanism includes a motor and a transmission disposed at a motor power output. The motor is connected to the transmission and is capable of adjusting the speed of the heating device by adjusting the speed through the transmission.
驱动机构可以驱动永磁体列阵旋转,也可以驱动发热体旋转,还可以同时驱动永磁体列阵与发热体反向旋转,以增加发热体切割磁力线的频率。The driving mechanism can drive the permanent magnet array to rotate, or can drive the heating body to rotate, and can simultaneously drive the permanent magnet array and the heating element to rotate in the opposite direction to increase the frequency of the heating body cutting the magnetic lines of force.
所述发热体为非铁金属材质,优选为铜。The heating element is made of a non-ferrous metal material, preferably copper.
实施例二:Embodiment 2:
与实施例一相比,本实施例的不同点在于所述永磁体1’为条形,其长方向与一环形安装座3’轴向一致地安装在该环形安装座上;相邻的永磁体内部磁力线指向为沿着所述环形安装座轴向向内、向外交替设置。Compared with the first embodiment, the difference of the embodiment is that the permanent magnet 1' is in the shape of a strip, and the longitudinal direction thereof is mounted on the annular mounting seat in the axial direction of an annular mounting seat 3'; The magnetic lines of force inside the magnet are directed to alternate axially inwardly and outwardly along the annular mount.
所述发热体2’设置在所述永磁体列阵的外侧。The heat generating body 2' is disposed outside the permanent magnet array.
同时,所述发热体管路为螺旋上升状,使流体介质在底端流入到管路中,再从顶端流出,从而保证流体介质充分受热。At the same time, the heating element pipeline is spirally rising, so that the fluid medium flows into the pipeline at the bottom end and then flows out from the top end, thereby ensuring that the fluid medium is sufficiently heated.
实施例三:Embodiment 3:
如图3所示,本发明的一种柱式永磁涡流加热装置,包括由多个永磁体101组成的永磁体列阵、发热体201以及驱动永磁体列阵与发热体201相对旋转的驱动机构(图中未示出);As shown in FIG. 3, a column type permanent magnet eddy current heating device of the present invention comprises a permanent magnet array composed of a plurality of permanent magnets 101, a heating element 201, and a driving for driving the permanent magnet array and the heating element 201 to rotate relative to each other. Institution (not shown);
所述永磁体列阵为筒状,多个永磁体101逐层排列并嵌入一筒形安装座301的筒壁内。The permanent magnet array is cylindrical, and the plurality of permanent magnets 101 are arranged layer by layer and embedded in the wall of a cylindrical mounting seat 301.
所述发热体201包括位于永磁体列阵内侧的发热圆柱201a以及位于永磁体列阵外侧的发热圆筒201b,所述发热圆柱201a以及发热圆筒201b之间通过多个散热翅片201c连接。The heat generating body 201 includes a heat generating cylinder 201a located inside the permanent magnet array and a heat generating cylinder 201b located outside the permanent magnet array, and the heat generating cylinder 201a and the heat generating cylinder 201b are connected by a plurality of heat radiating fins 201c.
发热圆柱201a以及发热圆筒201b可以在永磁体列阵内外两侧切割磁力线,已达到最大的磁能利用效率;同时散热翅片201c随着发热体201的整体旋转,能够引起其周围的空气流动,加速散热。The heat generating cylinder 201a and the heat generating cylinder 201b can cut magnetic lines of force on both the inner and outer sides of the permanent magnet array, and the maximum magnetic energy utilization efficiency has been achieved. At the same time, the heat radiating fin 201c can cause air flow around the heating body 201 as a whole. Accelerate heat dissipation.
工业实用性Industrial applicability
序列表自由内容Sequence table free content

Claims (1)

1、一种柱式永磁涡流加热装置,其特征在于:包括由多个永磁体组成的永磁体列阵、发热体以及驱动永磁体列阵与发热体相对旋转的驱动机构;所述永磁体列阵为筒状,发热体位于所述筒状永磁体列阵的内侧和/或外侧。 A column type permanent magnet eddy current heating device, comprising: a permanent magnet array composed of a plurality of permanent magnets, a heating body, and a driving mechanism for driving the permanent magnet array and the heating element to rotate relative to each other; The array is cylindrical, and the heating elements are located inside and/or outside the array of cylindrical permanent magnets.
2、如权利要求1所述的柱式永磁涡流加热装置,其特征在于:所述多个永磁体逐层排列并嵌入一筒形安装座的筒壁内;相邻的永磁体内部磁力线指向为沿着所述筒形安装座径向向内、向外交替设置。2. The column type permanent magnet eddy current heating device according to claim 1, wherein the plurality of permanent magnets are arranged layer by layer and embedded in a cylindrical wall of a cylindrical mounting seat; magnetic lines of internal permanent magnets are directed Arranged radially inwardly and outwardly along the cylindrical mount.
3、如权利要求1所述的柱式永磁涡流加热装置,其特征在于:所述永磁体为条形,其长方向与一环形安装座轴向一致地安装在该环形安装座上;相邻的永磁体内部磁力线指向为沿着所述环形安装座轴向向内、向外交替设置。3. The column type permanent magnet eddy current heating device according to claim 1, wherein the permanent magnet has a strip shape, and a longitudinal direction thereof is axially aligned with an annular mounting seat on the annular mounting seat; The internal magnetic lines of the adjacent permanent magnets are directed to be alternately arranged inwardly and outwardly along the annular mount.
4、如权利要求1所述的柱式永磁涡流加热装置,其特征在于:所述发热体为内部可流通介质的管路。A column type permanent magnet eddy current heating device according to claim 1, wherein said heat generating body is a pipe through which an internal flowable medium is provided.
5、如权利要求4所述的柱式永磁涡流加热装置,其特征在于:所述管路为螺旋上升状。The column type permanent magnet eddy current heating device according to claim 4, wherein the pipe is spirally rising.
6、如权利要求4所述的柱式永磁涡流加热装置,其特征在于:所述管路为“弓”字形往复回折状。6. The column type permanent magnet eddy current heating device according to claim 4, wherein the pipe is in the form of a "bow" shape reciprocatingly folded back.
7、如权利要求1所述的柱式永磁涡流加热装置,其特征在于:所述发热体包括位于永磁体列阵内侧的发热圆柱以及位于永磁体列阵外侧的发热圆筒,所述发热圆柱以及发热圆筒之间通过多个散热翅片连接。The column type permanent magnet eddy current heating device according to claim 1, wherein said heating element comprises a heat generating cylinder located inside the permanent magnet array and a heat generating cylinder located outside the permanent magnet array, said heat generation The cylinder and the heat generating cylinder are connected by a plurality of heat radiating fins.
8、如权利要求1所述的柱式永磁涡流加热装置,其特征在于:所述驱动机构包括电机,以及设置在电机动力输出端的变速器。8. A columnar permanent magnet eddy current heating apparatus according to claim 1 wherein said drive mechanism includes a motor and a transmission disposed at a motor power output.
9、如权利要求1所述的柱式永磁涡流加热装置,其特征在于:所述发热体为非铁金属材质。The column type permanent magnet eddy current heating device according to claim 1, wherein the heating element is made of a non-ferrous metal material.
10、如权利要求9所述的柱式永磁涡流加热装置,其特征在于:所述发热体的材质为铜。The column type permanent magnet eddy current heating device according to claim 9, wherein the heat generating body is made of copper.
PCT/CN2013/087672 2013-07-09 2013-11-22 Column type permanent magnet eddy heating device WO2015003450A1 (en)

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