WO2014026471A1 - 一种即热式电加热管 - Google Patents

一种即热式电加热管 Download PDF

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Publication number
WO2014026471A1
WO2014026471A1 PCT/CN2013/070063 CN2013070063W WO2014026471A1 WO 2014026471 A1 WO2014026471 A1 WO 2014026471A1 CN 2013070063 W CN2013070063 W CN 2013070063W WO 2014026471 A1 WO2014026471 A1 WO 2014026471A1
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Prior art keywords
tube
heating wire
electric heating
heating
insulating
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PCT/CN2013/070063
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English (en)
French (fr)
Inventor
刘攸华
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广州市益德电热制品有限公司
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Application filed by 广州市益德电热制品有限公司 filed Critical 广州市益德电热制品有限公司
Priority to CN201380039830.9A priority Critical patent/CN104620672A/zh
Priority to US14/421,474 priority patent/US20150219361A1/en
Priority to PCT/CN2013/081657 priority patent/WO2014026643A1/en
Priority to EP13829093.7A priority patent/EP2885955A1/en
Publication of WO2014026471A1 publication Critical patent/WO2014026471A1/zh

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/42—Heating elements having the shape of rods or tubes non-flexible
    • H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
    • F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
    • F24H1/14—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form
    • F24H1/142—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form using electric energy supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/18—Arrangement or mounting of grates or heating means
    • F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
    • F24H9/1818—Arrangement or mounting of electric heating means

Definitions

  • the present invention relates to an instant electric heating tube, and more particularly to a multi-purpose hot electric heating tube which can heat a liquid and quickly generate steam.
  • the heater is composed of a cold needle 1, a magnetic bead 2, an outer tube 3, and a heating wire 4.
  • the heating method mainly relies on the temperature of the outer wall of the heater to heat the water. In this heating mode, the heat transfer is not timely and the temperature rises slowly, and the heat purpose cannot be achieved.
  • the internal temperature of the heater is still high, and the heater does not have the effect of temperature drop, resulting in a shortened service life of the heater.
  • the first point is that the heating method mainly relies on the outer wall of the heater to provide temperature, which causes the water temperature of the user to not rise in time, resulting in user complaints and waste of electric energy.
  • the second point is that the heating method mainly relies on the outer wall of the heater to provide heat, so that the heater can not achieve the effect of temperature drop, thereby shortening the service life of the heater. It has accelerated the consumption of metal resources and energy.
  • the heating tube structure is designed to be convenient for replacement and installation, and the complicated waterproof isolation measures between electricity and water are not required in the production, the production process is simplified, the production efficiency is improved, and the central temperature of the heating tube is measured by the laboratory. 9G TC, tube temperature 220 ° C, because of this improvement, the heated liquid through the center of the heating tube, will absorb heat faster and better, to save energy.
  • An instant electric heating tube comprising a central tube, an outer tube, an insulating sleeve, a heating wire, a lead tube, an insulating ring, wherein: the central tube is centrally capable of passing steam or liquid The conduit, the heating wire is sleeved on the periphery of the central tube, the contact surface of the heating wire and the central tube is a layer of thermal conductive and insulating magnesium oxide powder, the outer tube is sleeved on the periphery of the heating wire, and the contact surface between the outer tube and the heating wire is thermal conductivity and The insulating magnesium oxide powder layer is welded to the lead tube at both ends of the heating wire, and the insulating tube is separated between the lead tube and the central tube, and the insulating ring is inserted between the lead tube and the outer tube.
  • the central tube directly passes through the heating wire; the heating wire passes through the outer tube; the central tube, the outer tube, the heating wire are insulated and Magnesium oxide powder with excellent thermal conductivity is filled and isolated; the two ends of the heating wire are respectively welded on the lead tube to connect the power source; the sleeve is insulated between the lead tube and the center tube; the lead tube and the outer tube are plugged at both ends There are porcelain beads or rubber particles to prevent leakage; the two ends of the center tube are connected to the inlet and outlet pipes, which can quickly heat the liquid flowing through or form steam.
  • Both ends of the central tube are connected to the inlet and outlet tubes of the heated medium.
  • the length of the insulating sleeve exceeds the length of the lead tube.
  • the instant electric heating tube has various uses in use: A heating the heated medium such as water flowing through the center tube; B heating the heated medium such as water flowing through the center tube, and controlling the flow rate thereof Make it produce steam quickly.
  • the instant electric heating tube is connected to the inlet and outlet pipes of the heated medium such as water at both ends of the center tube, it is convenient to connect with various equipments and electric appliances.
  • the purpose of the heating tube can be quickly and easily installed, and the complicated isolation measures between the heated medium such as electricity and water are not required in the production, the production process is simplified, and the production efficiency is improved.
  • the temperature of the heating tube is 900 ° C and the tube temperature is 22 (TC. Because of this improvement, the heated liquid and so on are heated.)
  • the medium passes through the center of the heating tube and will absorb faster and better. Thermal energy saves energy; and the temperature of the heating tube is always at a low temperature, which can prolong the service life.
  • FIG. 1 is a schematic view showing the structure of a prior art heating pipe.
  • FIG. 2 is a cross-sectional view of a prior art heating tube A-A.
  • FIG 3 is a partial enlarged view of a prior art heating pipe B.
  • FIG. 4 is a schematic structural view of an instant electric heating tube of the present invention.
  • FIG. 5 is a cross-sectional view of the instant electric heating tube A-A of the present invention.
  • FIG. 6 is a partial enlarged view of a prior art, that is, a thermal electric heating tube B.
  • the instant electric heating tube for various fields includes a center tube 1, an outer tube 2, an insulating sleeve 3, a heating wire 4, a lead tube 5,
  • the insulating ring 6 is characterized in that: the central pipe 1 is a conduit through which steam or liquid can pass, and the heating wire 4 is placed on the periphery of the central pipe 1.
  • the contact surface of the heating wire 4 and the central pipe 1 is thermally conductive and insulated.
  • the magnesium oxide powder layer 7, the outer tube 2 is sleeved on the outer periphery of the heating wire 4, the contact surface of the outer tube 2 and the heating wire 4 is a thermal conductive and insulating magnesium oxide powder layer 7, and the two ends of the heating wire 4 are respectively connected with the lead tube 5 welding, between the lead tube 5 and the center tube 1
  • the insulating sleeve 3 is isolated, and an insulating ring 6 is interposed between the lead tube 5 and the outer tube 1.
  • the central tube 1 is a conduit that can pass through steam or liquid, the central tube 1 passes through the heating wire 4; the heating wire 4 passes through the outer tube 2; the central tube 1, the outer tube 2, and the heating wire 4
  • the magnesium oxide powder 7 with excellent insulation and thermal conductivity is filled and isolated; the two ends of the heating wire 4 are respectively welded on the lead tube 5 to connect the power source; the sleeve is used between the lead tube 5 and the center tube 1.
  • the lead pipe 5 and the outer pipe 2 are insulated with insulation rings at both ends to prevent leakage; the two ends of the center pipe 1 are connected to the inlet and outlet pipes of the heated medium such as water, and can quickly heat the liquid flowing through the center or form steam.
  • the shape structure of the center tube 1 of the instant electric heating tube of the present invention is not limited to the shape structure of the center tube 1 exemplified in the present embodiment.
  • Both ends of the central tube 1 are connected to the inlet and outlet tubes of the heated medium.
  • the length of the insulating sleeve 3 exceeds the length of the lead tube 5.
  • the instant electric heating tube of the invention adopts internal and external heat conduction heating modes, and has various uses: A heating water or other liquid medium flowing through the central tube 1; B heating water or other liquid medium flowing through the central tube 1 And control its flow rate to produce steam quickly.
  • the present invention has been added to the heating tube by a central tube 1 which can pass through a liquid or gaseous medium.
  • the external heat transfer is a new type of internal heat conduction heating method, which greatly improves the heat energy conversion efficiency and simplifies the production process, and does not need to consider various complicated closed structural parts designed by hydroelectric isolation, thereby improving production efficiency and reducing the production efficiency. A safety hazard when using it.
  • the heating tube is always at a low temperature, which can extend its service life.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
  • Resistance Heating (AREA)

Abstract

即热式电加热管，包括中心管（1）、外管（2）、绝缘套管（3）、电热丝（4）、引线管（5）、绝缘戒子（6）、氧化镁粉层（7），中心管为能通过蒸汽或液体的导管，电热丝套在中心管的***，电热丝与中心管接触面是氧化镁粉层，外管套在电热丝的***，外管与电热丝的接触面是氧化镁粉层，电热丝两端分别与引线管焊接，引线管与中心管之间使用绝缘套管隔离，引线管与外管之间有绝缘戒子，金属中心管两端直接串接进出水管。

Description

一种即热式电加热管 技术领域
[0001] 本发明涉及一种即热式电加热管， 尤其是既能加热液体， 又可快捷产生蒸汽的多用 途即热式电加热管。
背景技术
[0002] 人们在日常生活中都会用到热水， 热水的加热方式有多种多样。 生活节奏的加快， 对热水器要求也在提高。 现有一些液体加热器， 如图 1一 3所示， 加热器由冷针 1、 磁珠 2、 外管 3、 电热丝 4组成。 加热方式主要是靠加热器的外壁提供温度， 来给水加热升温。 这种 加热方式热量传递不及时且升温慢， 不能达到即热目的。 当用户断电停止使用时， 加热器的 内部中心温度还很高， 加热器不能起到温度速降的效果， 从而导致加热器的使用寿命缩短。 综合上面所述有两个缺点。
[0003] 第一点因加热方式主要是靠加热器的外壁提供温度， 导致用户使用时水温不能及时' 上升， 而导致用户抱怨和电能的浪费。
[0004] 第二点因加热方式主要是靠加热器的外壁提供热量， 使加热器不能起到温度速降的 效果， 从而导致加热器的使用寿命缩短。 就加速了金属资源和能源的消耗。
[0005] 为了提高电热容器能量转换效率， 以减少资源浪费。 特将加热管结构设计为方便于 更换安装， 且在生产上不需考虑电与水之间复杂的防水隔离措施， 简化了生产工序， 提高了 生产效率， 经实验室测得加热管的中心温度 9G TC , 管表温度 220°C， 因为这一改进， 被加 热的液体通过加热管的中心， 将会更快更好的吸收热能， 起到节约能源的目的。
发明内容
[0006] 本发明的目的在于提供一种与传统加热方式不同的内导热式的加热方式。 相同功率 的加热管， 内导热的加热管会比传统加热管， 在生产安装上更方便快捷， 热能转换效率更快 而且高
[0007] 本发明的目的是通过以下技术方案来实现的。
[0008] 一种即热式电加热管， 其包括中心管、 外管 、 绝缘套管、 电热丝、 引线管、 绝缘戒 子， 其特征在于： 所述中心管为中心能通过蒸汽或液体的导管， 电热丝套在中心管的***， 电热丝与中心管接触面是导热性和绝缘性的氧化镁粉层， 外管套在电热丝的***， 外管与电 热丝接触面是导热性和绝缘性的氧化镁粉层， 电热丝两端分别与引线管焊接， 引线管与中心 管之间使用绝缘套管隔离， 引线管与外管之间塞有绝缘戒子。 [0009] 作为一种用于多种领域的即热式电加热管， 所述中心管直接穿过电热丝； 电热丝穿 过外管； 中心管、 外管、 电热丝之间用绝缘性和导热性均优的氧化镁粉填充及隔离； 电热丝 两端分别焊接在引线管上， 起到连接电源的作用； 引线管与中心管之间使用套管绝缘； 引线 管与外管两端塞有瓷珠或胶粒， 防止漏电； 中心管两端连接进出水管， 可以快捷加热流经其 中的液体或形成蒸汽。
[0010] 所述中心管两端连接被加热介质的进出管。
[0011] 所述绝缘套管的长度超过引线管的长度。
[0012] 本发明的有益效果。 '
[0013] 本即热式电加热管在使用上有多种用途： A加热流过中心管的水等被加热的介质； B 加热流过中心管的水等被加热的介质， 并控制其流量使之快速产生蒸汽。
[0014] 由于本即热式电加热管， 采用中心管两端连接水等被加热介质的进出管， 这样可以 方便的与各种设备、 电器连接。 在使用上可以快速简易安装加热管的目的， 在生产上不需考 虑电与水等被加热介质之间复杂的隔离措施， 简化了生产工序， 提高了生产效率。 经实验室 测得加热管的中心温度 900°C， 管表温度 22(TC。 因为这一改进， 被加热的液体等等被加热' 介质通过加热管的中心， 将会更快更好的吸收热能， 起到节约能源的目的； 且加热管的温度 一直处于低温状态， 可以延长使用寿命。
附图说明
[0015] 图 1是现有技术加热管结构示意图。
[0016] 图 2是现有技术加热管 A-A向剖视图。
[0017] 图 3是现有技术加热管 B局部放大图。
[0018] 图 4是本发明即热式电加热管结构示意图。
[0019] 图 5是本发明即热式电加热管 A-A向剖视图。
[0020] 图 6是现有技术即热式电加热管 B局部放大图。
具体实施方式
[0021] 以下结合附图进一步描述本发明的实施过程。
[0022] 如图 4、 图 5和图 6所示用于多种领域的即热式电加热管， 其包括中心管 1、 外管 2 、 绝缘套管 3、 电热丝 4、 引线管 5、 绝缘戒子 6， 其特征在于： 所述中心管 1为中心能通过 蒸汽或液体的导管， 电热丝 4套在中心管 1 .的***， 电热丝 4与中心管 1接触面是导热性和 绝缘性的氧化镁粉层 7， 外管 2套在电热丝 4的***， 外管 2与电热丝 4接触面是导热性和 绝缘性的氧化镁粉层 7， 电热丝 4两端分别与引线管 5焊接， 引线管 5与中心管 1之间使用 绝缘套管 3隔离， 引线管 5与外管 1之间塞有绝缘戒子 6。
[0023] 所述中心管 1为中心能通过蒸汽或液体的导管， 所述中心管 1穿过电热丝 4; 电热丝 4穿过外管 2; 中心管 1、 外管 2、 电热丝 4之间用绝缘性和导热性均优的氧化镁粉 7填充及 隔离； 电热丝 4两端分别焊接在引线管 5上， 起到连接电源的作用； 引线管 5与中心管 1之 间使用套管 3绝缘； 引线管 5与外管 2两端塞有绝缘戒子 ， 防止漏电； 中心管 1两端连接 水等被加热介质的进出管， 可以快捷加热流经其中心的液体或形成蒸汽。
[0024] 本发明即热式电加热管的中心管 1 的形状结构并不局限于本实施案例中列举的中心 管 1的形状结构。
[0025] 所述中心管 1两端连接被加热介质的进出管。
[0026] 所述绝缘套管 3的长度超过引线管 5的长度。
[0027] 本发明即热式电加热管采用内外导热的加热方式， 具有多种用途： A加热流经中心管 1 的水或其他液体介质； B加热流经中心管 1 的水或其他液体介质， 并控制其流量使之快速 产生蒸汽。
[0028] 通过对本发明即热式电加热管与目前市场上即热式液体加热器的比较可知， 本发明 由于在加热管内增加了一根可通过液体或气体介质的中心管 1， 由现有的外热式转为本新型 内导热的加热方式， 大大的提高了热能转换效率， 并且简化了生产工艺， 无需考虑因水电隔 离而设计的各种复杂密闭结构件， 提高了生产效率、 减少了在使用时的安全隐患。 并且加热 管始终处于低温状态， 从而可以延长其使用寿命。
[0029] 以上所揭示的仅为本发明的较佳实施案例而已,并不作出任何形式上的限制， 任何作 出少许改动的等效实施案例， 依本发明申请专利范围所作的等同变化,仍属本发明所涵盖的 范围。

Claims

权 禾 要 求 书
1.一种即热式电加热管， 其包括中心管、 外管 、 绝缘套管、 电热丝、 引线管、 绝缘戒子， 其特征在于： 所述中心管为中心能通过蒸汽或液体的导管， 电热丝套在中心管的***， 电热 丝与中心管接触面是导热性和绝缘性的氧化镁粉层， 外管套在电热丝的***， 外管与电热丝 接触面是导热性和绝缘性的氧化镁粉层， 电热丝两端分别与引线管焊接， 引线管与中心管之 间使用绝缘套管隔离， 引线管与钋管之间塞有绝缘戒子。
2. 如权利要求 1 所述即热式电加热管， 其特征在于： 所述中心管两端连接被加热介质的进 出管。
3. 如权利要求 1 所述即热式电加热管， 其特征在于： 所述绝缘套管长度超过引线管的长度。
PCT/CN2013/070063 2012-08-16 2013-01-05 一种即热式电加热管 WO2014026471A1 (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201380039830.9A CN104620672A (zh) 2012-08-16 2013-08-16 一种加热和/或汽化诸如水之类流体的装置
US14/421,474 US20150219361A1 (en) 2012-08-16 2013-08-16 Device for heating and/or vaporizing a fluid such as water
PCT/CN2013/081657 WO2014026643A1 (en) 2012-08-16 2013-08-16 A device for heating and/or vaporizing a fluid such as water
EP13829093.7A EP2885955A1 (en) 2012-08-16 2013-08-16 A device for heating and/or vaporizing a fluid such as water

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210292865.0A CN102821496B (zh) 2012-08-16 2012-08-16 即热式加热器
CN201210292865.0 2012-08-16

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CN102821496B (zh) * 2012-08-16 2014-11-05 广州市益德电热制品有限公司 即热式加热器
WO2014026643A1 (en) * 2012-08-16 2014-02-20 Top Electric Appliances Industrial Ltd A device for heating and/or vaporizing a fluid such as water
CN105430778A (zh) * 2015-11-27 2016-03-23 王琳 一种插接式电热管
CN105845291A (zh) * 2016-05-27 2016-08-10 湖南福德电气有限公司 一种耐温绝缘保护的胶套
CN106225393A (zh) * 2016-08-19 2016-12-14 安徽省宁国市天成电气有限公司 一种制冰进水组件
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CN108061330A (zh) * 2017-12-04 2018-05-22 四川省焱森炉业有限公司 一种气液传导的地暖发热管
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