WO2019178913A1 - 发热部 - Google Patents
发热部 Download PDFInfo
- Publication number
- WO2019178913A1 WO2019178913A1 PCT/CN2018/084269 CN2018084269W WO2019178913A1 WO 2019178913 A1 WO2019178913 A1 WO 2019178913A1 CN 2018084269 W CN2018084269 W CN 2018084269W WO 2019178913 A1 WO2019178913 A1 WO 2019178913A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heat generating
- heat
- generating film
- film
- heating
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 title abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000020169 heat generation Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 2
- 235000013353 coffee beverage Nutrition 0.000 abstract description 30
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 241000190070 Sarracenia purpurea Species 0.000 description 12
- 239000011521 glass Substances 0.000 description 11
- 239000000843 powder Substances 0.000 description 8
- 229920001296 polysiloxane Polymers 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000533293 Sesbania emerus Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000021539 instant coffee Nutrition 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/54—Water boiling vessels in beverage making machines
- A47J31/542—Continuous-flow heaters
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/54—Water boiling vessels in beverage making machines
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F5/00—Coffee; Coffee substitutes; Preparations thereof
- A23F5/24—Extraction of coffee; Coffee extracts; Making instant coffee
- A23F5/26—Extraction of water-soluble constituents
-
- 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
- F24H1/0018—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters 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
- 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
-
- 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
-
- 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
- F24H1/121—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 using electric energy supply
-
- 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
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
- H05B1/0227—Applications
- H05B1/0297—Heating of fluids for non specified applications
-
- 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
Definitions
- the present invention relates to the field of electrical products for brewing beverages such as coffee, and more particularly to a heat generating portion for heating a liquid flowing therethrough.
- coffee drinks have begun to be loved by people and become daily drinks for people, especially those who pursue quality of life.
- the current coffee beverages are mainly made by using instant coffee brewing, brewing themselves in a coffee machine using existing coffee powder, and grinding coffee beans on the spot using a coffee machine and further brewing.
- the above coffee machine usually has a heat generating device for heating the water flowing through the heat generating device, and the heated hot water is poured onto the coffee powder to brew the coffee beverage.
- Prior art coffee machines typically employ a tubular heat generating portion to heat the flowing liquid.
- a tubular heating portion is generally a common electric heating tube (usually a resistance heating coil), and the heating efficiency is relatively small due to the small contact area between the heating tube and the water passage and the difficulty in achieving close fitting therebetween. low.
- the portion of the heat pipe that is not in contact with the water passage is likely to dissipate heat, resulting in a large heat loss.
- it takes a certain time for the heat generation and heat dissipation of the heat pipe itself it is difficult to precisely control the temperature of the hot water supplied.
- An object of the present invention is to provide a heat generating portion capable of solving at least a partial deficiency of a heat generating portion in the prior art.
- the technical solution 1 for solving the technical problem of the present invention is to provide a heat generating portion including a water inlet, a water outlet, and a heat generating body disposed between the water inlet and the water outlet, wherein the heat generating body has A heat generating film, a heat generating film bottom cover, and a heat generating film protective cover, which are placed in the heat generating film protective cover and capable of generating heat when energized to heat the water flowing through the heat generating body.
- the heat generating portion according to the first aspect wherein the heat generating film is sheet-shaped and has an outer contour in a U shape.
- the heat generating portion according to the first aspect, wherein the heat generating body has an overall U shape such that the water inlet and the water outlet are at the same height.
- the heat generating portion according to any one of claims 1 to 4, wherein an outer contour of the heat generating film bottom cover and the heat generating film protective cover substantially coincide with each other, the heat generating film bottom cover and the heat generating film cover
- the heat-generating film shield is joined by a heat-generating film fixing member.
- the membrane shield In the membrane shield.
- the heat generating portion of the present invention mainly has the following advantageous effects.
- the heat generating portion of the present invention adopts a film type heating technology in which a contact area between the heat generating film and the water passage is large, so that heat generated by the heat generating film when energized and heated can be transmitted more quickly, more uniformly, and more fully.
- the heat generating film can rapidly generate a high temperature when energized, and can quickly dissipate heat when the power is turned off, it is easy to accurately control the temperature of the supplied hot water.
- the exhaust passage is provided at the upper part of the bottom cover of the heat-generating film, the air of the water inlet is discharged to the water outlet when the water is introduced, thereby preventing the air from being blocked at the water inlet when the water is poured, so that the water cannot be well discharged from the water inlet.
- the hot water flows out of the water cup and causes the hot film to dry.
- the recess provided at the bottom of the heat-generating film bottom cover can prevent excessive water storage in the heat-generating film bottom cover, thereby enabling more precise control of the temperature of the supplied hot water.
- FIG. 1 is a perspective view showing the assembly of a coffee machine according to an embodiment of the present invention
- Figure 2 is an assembled perspective view of the coffee machine shown in Figure 1 from another angle;
- Figure 3 is a schematic cross-sectional view of the coffee machine shown in Figure 1;
- Figure 4 is an exploded perspective view of the main part of the coffee machine shown in Figure 1;
- Figure 5 is a side elevational view of a heat generating portion of a coffee maker in accordance with an embodiment of the present invention
- Fig. 6 is a perspective view showing the heat generating portion of Fig. 5.
- spatially relative terms such as “lower”, “upper” and similar terms may be used herein to facilitate a description of the relationship of one component or component to another component or component. It will be appreciated that the spatially relative terms are intended to encompass different orientations of the device in use and operation. For example, if the device in the figures is reversed, the components described as “lower” in other components or components can then be directed to the other components or components “upper”.
- the coffee machine mainly comprises a body 1, a water cup 112, a heat generating portion, a coffee powder box 107, a base 3 and a glass 2.
- FIG 2 is an assembled, isometric view of the coffee machine of Figure 1 from another angle.
- the water inlet of the U-shaped heat generating film bottom cover 131 can communicate with the water cup 112 by means of a water inlet silicone tube.
- the water outlet of the heat-generating film bottom cover can transport the hot water to the funnel by means of the heat-generating film water outlet silicone tube 128, the water tube 125, and the water outlet silicone tube 124.
- the body 1 may include a top cover 101, a body upper bracket 105, a fuselage body, and the like.
- the top cover 101 can include a top cover trim sheet 102.
- the upper body bracket 105 may include a body upper bracket left cover 104 and a body upper bracket right cover 113.
- the coffee powder container 107 is coupled to the body 1 and the base 3 by means of a top cover 101 and a body upper bracket 105.
- the various components of the fuselage combine to form various accommodation spaces and mounting locations to accommodate or install the various necessary components of the coffee machine.
- the body 1 can also adopt other forms such as a two-piece type as long as the above-mentioned accommodation or installation can be achieved.
- the base 3 is disposed at the bottom of the body 1, and the bottom heating plate fixing block 140 may be disposed in the base 3.
- a PCT heater 141 or the like may be provided at the bottom heating plate fixing block 140. The heater is mainly used to heat and heat the coffee beverage in the glass 2.
- a lamp PCB board 301, a button 302, and a silicone button 303 may also be disposed outside the base 3.
- the water cup 112 may include a water cup main body, a water cup cover 111, a sealing portion, and the like.
- the water cup 112 can be placed on the fuselage 1 and used to provide water to be heated. Wherein, when the water cup 112 is picked up from the body 1, the sealing portion is used to seal the bottom of the water cup 112 to avoid water leakage; and when the water cup 112 is placed on the body 1, the sealing portion is opened. Water is supplied to the heat department.
- a magnet case 118 is fixed to the body 1 via a magnet case holder 116, and the magnet case 118 is housed in the magnet case cover 117.
- a Hall component 115 may be disposed at the magnet case holder 116.
- a small magnet 11 is mounted in the magnet case 118 to control the opening or closing of the seal via magnetic action.
- the coffee powder container 107 is mounted on the body 1, and a funnel 106, a water discharge box 108, a drain valve 109, and the like can be disposed in the coffee powder container 107.
- the funnel 106 is for containing coffee powder and for receiving hot water heated by the heat generating portion to brew the coffee powder from the received hot water.
- the glass 2 can be placed on the base 3 and used to collect the brewed coffee.
- the glass 2 may be a glass container, a ceramic container or a metal container or the like.
- the glass 2 may include a glass cover 201, a glass holder 202, a glass handle 203, and a glass handle cover 204.
- the glass 2 can be fixed in the base 3 via a cup bottom support plate 139.
- the heat generating portion is installed in the body 1 and is used to heat the water supplied from the water cup 112.
- the heat generating portion includes a water inlet, a water outlet, and a heat generating body disposed between the water inlet and the water outlet.
- the heating element has a heat generating film, a heat generating film bottom cover and a heat generating film protective cover, and the heat generating film is placed in the heat generating film protective cover and can generate heat when energized to heat the water flowing through the heat generating body.
- the overall shape of the heat generating portion of the coffee maker of the present invention may be U-shaped such that the water inlet and the water outlet are at the same height.
- the heat generating body may have a U-shaped heat generating film 132, a U-shaped heat generating film bottom cover 131, and a U-shaped heat generating film protective cover 136.
- the shape of the heat-generating film shield substantially corresponds to the shape of the heat-generating film.
- the U-shaped heat generating film 132 is placed in the U-shaped heat generating film shield 136 and is capable of generating heat when energized to heat the water flowing through the heat generating body.
- the U-shaped heat generating film bottom cover 131 and the U-shaped heat generating film protective cover 136 are coupled by the heat generating film fixing member 130.
- an exhaust passage may be provided in an upper portion of the U-shaped heat generating film bottom cover 131.
- the exhaust passage is disposed between the water inlet and the water outlet. When the water enters, the exhaust passage discharges the air from the water inlet to the water outlet, thereby preventing the air from being blocked at the water inlet when the water is poured, so that the water does not flow well out of the water cup and the heat generating film is dry.
- a recess can be provided at the bottom of the U-shaped heat generating film bottom cover 131, which can prevent excessive water storage in the heat generating film bottom cover. Preferably, the recess extends over a substantial portion of the width of the bottom of the heat-generating film bottom cover.
- the coffee machine of the present invention may also include other necessary components to perform its functions, which are well known to those skilled in the art and will not be described herein.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
Description
Claims (10)
- 一种发热部,其包括进水口、出水口和设置在所述进水口与所述出水口之间的发热体,其特征在于,所述发热体具有发热膜、发热膜底盖和发热膜防护罩,所述发热膜置于所述发热膜防护罩中并且在通电时能够发热以便对流过所述发热体的水进行加热。
- 根据权利要求1所述的发热部,其特征在于,所述发热膜是片状的且外轮廓呈U形。
- 根据权利要求1所述的发热部,其特征在于,所述发热膜防护罩的形状大致相应于所述发热膜的形状。
- 根据权利要求1所述的发热部,其特征在于,所述发热体的整体形状呈U形,使得所述进水口和所述出水口位于相同高度。
- 根据权利要求1-4中任一项所述的发热部,其特征在于,在所述发热膜底盖上部设置有排气道。
- 根据权利要求5所述的发热部,其特征在于,所述排气道设置在所述进水口与所述出水口之间。
- 根据权利要求1-4中任一项所述的发热部,其特征在于,在所述发热膜底盖底部设置有凹处。
- 根据权利要求7所述的发热部,其特征在于,所述凹处在所述发热膜底盖底部宽度的大部分上延伸。
- 根据权利要求1-4中任一项所述的发热部,其特征在于,所述发热膜底盖和所述发热膜防护罩的外轮廓彼此大致一致,所述发热膜底盖与所述发热膜防护罩通过发热膜固定件相连结。
- 根据权利要求9所述的发热部,其特征在于,所述发热膜底盖、所述发热膜和所述发热膜防护罩通过螺栓连接相互连结以将所述发热膜固定在所述发热膜防护罩中。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2018414777A AU2018414777B2 (en) | 2018-03-20 | 2018-04-24 | Heating Generating Assembly and Coffee Machine |
EP18911281.6A EP3769650B1 (en) | 2018-03-20 | 2018-04-24 | Heating unit |
ES18911281T ES2978048T3 (es) | 2018-03-20 | 2018-04-24 | Unidad de calentamiento |
US17/023,395 US11832759B2 (en) | 2018-03-20 | 2020-09-17 | Heat generating assembly |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810230095.4A CN110301826A (zh) | 2018-03-20 | 2018-03-20 | 发热部 |
CN201810230095.4 | 2018-03-20 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US17/023,395 Continuation US11832759B2 (en) | 2018-03-20 | 2020-09-17 | Heat generating assembly |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019178913A1 true WO2019178913A1 (zh) | 2019-09-26 |
Family
ID=67988275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2018/084269 WO2019178913A1 (zh) | 2018-03-20 | 2018-04-24 | 发热部 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11832759B2 (zh) |
EP (1) | EP3769650B1 (zh) |
CN (1) | CN110301826A (zh) |
AU (1) | AU2018414777B2 (zh) |
ES (1) | ES2978048T3 (zh) |
WO (1) | WO2019178913A1 (zh) |
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US6701068B2 (en) * | 2002-07-24 | 2004-03-02 | Uni-Splendor Corp. | Double heating device for coffee maker |
CN201637067U (zh) * | 2010-02-03 | 2010-11-17 | 广东德豪润达电气股份有限公司 | 一种应用于家用电器的加热液体的装置及家用电器 |
CN203000581U (zh) * | 2012-11-27 | 2013-06-19 | 溢泰实业股份有限公司 | 一种即热式加热装置 |
CN203314757U (zh) * | 2013-06-13 | 2013-12-04 | 新宝基电器(深圳)有限公司 | 咖啡机 |
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DE3723016A1 (de) * | 1987-07-11 | 1989-01-19 | Krups Stiftung | Elektrisch betriebenes geraet zum zubereiten von heissgetraenken, wie kaffee, tee od. dgl. |
GB9024419D0 (en) * | 1990-11-09 | 1991-01-02 | Ist Lab Ltd | Heating apparatus |
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-
2018
- 2018-03-20 CN CN201810230095.4A patent/CN110301826A/zh active Pending
- 2018-04-24 AU AU2018414777A patent/AU2018414777B2/en active Active
- 2018-04-24 ES ES18911281T patent/ES2978048T3/es active Active
- 2018-04-24 WO PCT/CN2018/084269 patent/WO2019178913A1/zh unknown
- 2018-04-24 EP EP18911281.6A patent/EP3769650B1/en active Active
-
2020
- 2020-09-17 US US17/023,395 patent/US11832759B2/en active Active
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US6701068B2 (en) * | 2002-07-24 | 2004-03-02 | Uni-Splendor Corp. | Double heating device for coffee maker |
CN201637067U (zh) * | 2010-02-03 | 2010-11-17 | 广东德豪润达电气股份有限公司 | 一种应用于家用电器的加热液体的装置及家用电器 |
CN203000581U (zh) * | 2012-11-27 | 2013-06-19 | 溢泰实业股份有限公司 | 一种即热式加热装置 |
CN203314757U (zh) * | 2013-06-13 | 2013-12-04 | 新宝基电器(深圳)有限公司 | 咖啡机 |
CN203424809U (zh) * | 2013-08-18 | 2014-02-12 | 慈溪远志工业产品设计有限公司 | 带保温的美式咖啡机 |
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US20210000291A1 (en) | 2021-01-07 |
US11832759B2 (en) | 2023-12-05 |
EP3769650B1 (en) | 2024-04-03 |
EP3769650A4 (en) | 2021-01-27 |
EP3769650A1 (en) | 2021-01-27 |
AU2018414777A1 (en) | 2020-10-08 |
CN110301826A (zh) | 2019-10-08 |
ES2978048T3 (es) | 2024-09-04 |
AU2018414777B2 (en) | 2021-07-29 |
EP3769650C0 (en) | 2024-04-03 |
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