WO2018169363A1 - 온수 발생 장치 - Google Patents

온수 발생 장치 Download PDF

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Publication number
WO2018169363A1
WO2018169363A1 PCT/KR2018/003122 KR2018003122W WO2018169363A1 WO 2018169363 A1 WO2018169363 A1 WO 2018169363A1 KR 2018003122 W KR2018003122 W KR 2018003122W WO 2018169363 A1 WO2018169363 A1 WO 2018169363A1
Authority
WO
WIPO (PCT)
Prior art keywords
heater
housing
hot water
pipe portion
flow path
Prior art date
Application number
PCT/KR2018/003122
Other languages
English (en)
French (fr)
Korean (ko)
Inventor
이성희
진성월
Original Assignee
코웨이 주식회사
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 코웨이 주식회사 filed Critical 코웨이 주식회사
Priority to US16/490,144 priority Critical patent/US20200011570A1/en
Priority to CN201880018797.4A priority patent/CN110431361B/zh
Publication of WO2018169363A1 publication Critical patent/WO2018169363A1/ko

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Classifications

    • 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
    • F24H1/101—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 using electric energy supply
    • F24H1/102—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 using electric energy supply with resistance
    • F24H1/105—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 using electric energy supply with resistance formed by the tube through which the fluid flows
    • 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
    • F24H9/0005—Details for water heaters
    • F24H9/001—Guiding means
    • F24H9/0015—Guiding means in water channels
    • 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
    • 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
    • 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
    • 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
    • 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 a hot water generator.
  • the housing and ceramic heater have a cylindrical shape and are typically disposed coaxially.
  • the fixing member is provided with a water inlet communicating with the inside of the ceramic heater and a water outlet at the housing.
  • water entering the inlet passes through the inside of the ceramic heater and flows along the outside of the ceramic heater to be discharged through the outlet.
  • water flows inside the ceramic heater it is heated in contact with the inner wall of the ceramic heater, and when water flows outside of the ceramic heater, it is heated in contact with the outer wall of the ceramic heater, and the heated water is discharged to the outlet.
  • the hot water generating device configured as described above has a problem in that heat wasted because the flow path is simple and water passing through the heater does not sufficiently contact the heating surface of the heater.
  • Patent Document 1 Republic of Korea Patent Publication KR 10-1504642
  • a hot water generator that can increase the efficiency of a heater for generating hot water.
  • the warm water generator includes a heater having an inlet and an outlet and having an inner space and a heater disposed in the inner space of the housing, wherein the water introduced into the inner space is external to the heater.
  • a spiral flow forming part may be provided to flow while rotating in a spiral shape along a surface.
  • the housing includes a body having a circular tubular first and second pipe parts into which the heater is inserted, a cap member coupled to one end of the body, and a heater mounting member coupled to the other end of the body and installed with the heater. It may include.
  • One end of the body is provided with a flow path portion for guiding the flow path of the water, the flow path portion may be greater than the interval of the flow path portion connected to the first pipe portion and the flow path portion connected to the second pipe portion.
  • the ratio of the interval of the flow path portion connected to the first pipe portion and the interval of the flow path portion connected to the second pipe portion may be 2: 1.
  • the heater may have first and second heaters, and may have a bar shape having a circular cross section, and the housing may have first and second pipe portions having a circular tubular shape in which the heater is inserted.
  • the spiral flow forming part may be formed of a protrusion or a groove formed on an inner surface of the first and second pipe parts.
  • the pitch of the spiral flow forming part formed on the inner surface of the first pipe part may be greater than the pitch of the spiral flow forming part formed on the inner surface of the second pipe part.
  • the inlet and the outlet may be disposed on the other end side of the body.
  • Increasing the contact time with the heater has the effect of increasing the efficiency of the heater to obtain hot water at the target temperature.
  • FIG. 1 is a perspective view showing a warm water generator according to a first embodiment of the present invention.
  • FIG. 2 is an exploded perspective view showing a warm water generator according to a first embodiment of the present invention.
  • FIG 3 is a front view showing one end of a housing provided in the warm water generating device according to the first embodiment of the present invention.
  • FIG. 4 is a partially cutaway perspective view illustrating a body of a housing provided in the warm water generator according to the second embodiment of the present invention.
  • FIG. 1 is a perspective view showing a hot water generating device according to a first embodiment of the present invention
  • Figure 2 is an exploded perspective view showing a hot water generating device according to a first embodiment of the present invention
  • Figure 3 is a first embodiment of the present invention It is a front view which shows the one end part of the housing with which the warm water generating apparatus which concerns on an example is equipped.
  • the warm water generator 100 may be configured to include a housing 120 and a heater 160 as an example.
  • the housing 120 has an inlet 122 and an outlet 124 and has an inner space.
  • the housing 120 has a body 130 having a circular tubular first and second pipe parts 132 and 134 into which the heater 160 is inserted, and a cap member 140 coupled to one end of the body 130. And a heater installation member 150 coupled to the other end of the body 130 and installed with the heater 160.
  • first and second pipe parts 132 and 134 have a circular tube shape
  • the shape of the first and second pipe parts 132 and 134 may be variously changed.
  • the first and second pipe parts 132 and 134 may have a rectangular tube shape.
  • the inlet 122 is formed at one end of the first pipe portion 132
  • the outlet port 124 is formed at one end of the second pipe portion 134.
  • the housing 120 may be provided with a spiral flow forming unit 136 to allow the water flowing into the inner space to flow while rotating in a spiral shape along the outer surface of the heater 160.
  • the spiral flow forming part 136 may be formed of a protrusion or a groove formed in the inner surface of the first and second pipe parts 132 and 134.
  • the pitch P1 of the spiral flow forming part 136 formed on the inner surface of the first pipe part 132 and the pitch P2 of the spiral flow forming part 136 formed on the inner surface of the second pipe part 134. ) May be the same.
  • One end of the body 130 is provided with a flow path portion 138 for guiding a flow path of water, and the flow path portion 138 has a second gap (a) of the flow path portion 138 connected to the first pipe portion 132. It may be larger than the interval (b) of the flow path portion 138 connected to the pipe portion 134.
  • the ratio a of the interval a of the flow path part 138 connected to the first pipe part 132 and the interval b of the flow path part 138 connected to the second pipe part 134 may be 2: 1. .
  • the flow rate of the water slowed down while passing through the first pipe part 132 is increased through the flow path part 138 to be introduced into the second pipe part 134 so that water can smoothly pass through the second pipe part 134. do.
  • the spiral flow forming unit 136 may be formed to have an angle of approximately 60 to 70 degrees with respect to the horizontal plane. Further, the spiral pitch spacing of the spiral flow forming portion 136 may be approximately 9 to 11 mm as an example.
  • the spiral pitch spacing of the spiral flow forming unit 136 is narrow, a pressure loss may occur and a hot water stagnation section may occur.
  • the spiral pitch spacing of the spiral flow forming unit 136 is approximately 9 to 11 mm. Therefore, it is possible to reduce the occurrence of hot water stagnation section.
  • the heater 160 is disposed in the interior space of the housing 120. Meanwhile, the heater 160 may include a first heater 162 disposed inside the first pipe part 132 and a second heater 164 disposed inside the second pipe part 134.
  • first and second heaters 162 and 164 may be fixedly installed on the heater installation member 150, and the first and second heaters 162 and 164 may have a circular bar shape in cross section.
  • the minimum distance between the outer surface of the first heater 162 and the inner surface of the first pipe part 132 may be about 1 mm or more.
  • the pressure loss may increase by about 30%, which may affect the discharge water flow rate and a hot water stagnation section may occur.
  • the minimum distance in the space between the first heater 162 and the first pipe portion 132 is approximately 1 mm or more, it is possible to reduce the occurrence of the hot water stagnation section due to the pressure loss in the first pipe portion 132. have.
  • a minimum distance between the second heater 164 and the second pipe part 134 may also be about 1 mm or more.
  • the water introduced into the housing 120 through the spiral flow forming unit 136 rotates in a spiral shape along the outer surface of the heater 160. Accordingly, by increasing the contact time between the water and the heater 160, the efficiency of the heater 160 may be increased to obtain hot water at a target temperature.
  • FIG. 4 is a partially cutaway perspective view illustrating a body of a housing provided in the warm water generator according to the second embodiment of the present invention.
  • the spiral flow forming part 236 having the pitch P1 of the spiral flow forming part 236 formed on the inner surface of the first pipe part 232 is formed on the inner surface of the second pipe part 234. It may be larger than the pitch P2.
  • the flowing water may flow while rotating in a spiral shape smoothly from the inlet 222 to the outlet 224.
  • the pitch of the spiral flow forming part 236 in the second pipe part 234 becomes smaller, the flow rate that is slowed down in the second pipe part 234 is increased to rotate in a spiral shape in the second pipe part 234.
  • the water can flow smoothly.
  • the water introduced into the housing 120 (refer to FIG. 2) through the spiral flow forming unit 236 flows in a spiral shape along the outer surface of the heater 160. Accordingly, by increasing the contact time between the water and the heater 160, the efficiency of the heater 160 may be increased to obtain hot water at a target temperature.

Landscapes

  • 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)
  • Fluid Mechanics (AREA)
  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
PCT/KR2018/003122 2017-03-17 2018-03-16 온수 발생 장치 WO2018169363A1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/490,144 US20200011570A1 (en) 2017-03-17 2018-03-16 Hot Water Generator
CN201880018797.4A CN110431361B (zh) 2017-03-17 2018-03-16 热水发生器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0033887 2017-03-17
KR1020170033887A KR20180106164A (ko) 2017-03-17 2017-03-17 온수 발생 장치

Publications (1)

Publication Number Publication Date
WO2018169363A1 true WO2018169363A1 (ko) 2018-09-20

Family

ID=63522539

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/003122 WO2018169363A1 (ko) 2017-03-17 2018-03-16 온수 발생 장치

Country Status (4)

Country Link
US (1) US20200011570A1 (zh)
KR (1) KR20180106164A (zh)
CN (1) CN110431361B (zh)
WO (1) WO2018169363A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4198409A1 (en) * 2021-12-20 2023-06-21 Valeo Autoklimatizace k.s. A heating device for electrically heating a heat transfer fluid

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080026143A (ko) * 2008-03-04 2008-03-24 이진교 코팅된 나선형 발열선을 이용한 전기 순간온수 발생기엘리먼트
US20140363146A1 (en) * 2013-06-06 2014-12-11 John Joseph Compton Screw-in heat exchanging element for water heaters
KR20150071857A (ko) * 2013-12-19 2015-06-29 이장우 복수 개의 관통유로가 형성된 발열유닛을 포함하는 순간온수기
KR101621505B1 (ko) * 2015-06-24 2016-05-16 주식회사 에코본 인덕션 보일러의 발열 장치
KR200482733Y1 (ko) * 2016-02-01 2017-02-27 에너원 주식회사 연소기용 바이오매스 및 고형연료 정량 이송장치

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
CN2118272U (zh) * 1991-10-25 1992-10-07 赵双福 家用电热管式热水器
JP2010101508A (ja) * 2008-10-21 2010-05-06 Panasonic Corp 内面溝付き管とその製造方法および内面溝付き管を具備した熱交換器
CN201522079U (zh) * 2009-10-23 2010-07-07 张斌 一种即热式电热水器
CN201680565U (zh) * 2009-11-20 2010-12-22 黄吉彰 即热式电热水器
CN203100496U (zh) * 2013-02-22 2013-07-31 郑州大学 套管式换热器
CN203824050U (zh) * 2014-04-30 2014-09-10 徐荣兰 一种电热水器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080026143A (ko) * 2008-03-04 2008-03-24 이진교 코팅된 나선형 발열선을 이용한 전기 순간온수 발생기엘리먼트
US20140363146A1 (en) * 2013-06-06 2014-12-11 John Joseph Compton Screw-in heat exchanging element for water heaters
KR20150071857A (ko) * 2013-12-19 2015-06-29 이장우 복수 개의 관통유로가 형성된 발열유닛을 포함하는 순간온수기
KR101621505B1 (ko) * 2015-06-24 2016-05-16 주식회사 에코본 인덕션 보일러의 발열 장치
KR200482733Y1 (ko) * 2016-02-01 2017-02-27 에너원 주식회사 연소기용 바이오매스 및 고형연료 정량 이송장치

Also Published As

Publication number Publication date
CN110431361A (zh) 2019-11-08
CN110431361B (zh) 2021-07-02
US20200011570A1 (en) 2020-01-09
KR20180106164A (ko) 2018-10-01

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