WO2016086839A1 - Chauffe-eau électrique central présentant une fonction de dépressurisation - Google Patents

Chauffe-eau électrique central présentant une fonction de dépressurisation Download PDF

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Publication number
WO2016086839A1
WO2016086839A1 PCT/CN2015/096122 CN2015096122W WO2016086839A1 WO 2016086839 A1 WO2016086839 A1 WO 2016086839A1 CN 2015096122 W CN2015096122 W CN 2015096122W WO 2016086839 A1 WO2016086839 A1 WO 2016086839A1
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WO
WIPO (PCT)
Prior art keywords
water
water tank
tank
electric heating
decompression function
Prior art date
Application number
PCT/CN2015/096122
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English (en)
Chinese (zh)
Inventor
刘运柳
岑自健
刘伶
刘成
Original Assignee
广东顺德光晟电器股份有限公司
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Filing date
Publication date
Application filed by 广东顺德光晟电器股份有限公司 filed Critical 广东顺德光晟电器股份有限公司
Publication of WO2016086839A1 publication Critical patent/WO2016086839A1/fr

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    • 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
    • F24H9/20—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • 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
    • F24H1/18—Water-storage 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
    • F24H15/00—Control of fluid heaters
    • F24H15/20—Control of fluid heaters characterised by control inputs
    • F24H15/238—Flow rate
    • 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
    • F24H15/00—Control of fluid heaters
    • F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
    • F24H15/355—Control of heat-generating means in heaters
    • F24H15/37—Control of heat-generating means in heaters of electric heaters

Definitions

  • the invention relates to a central electric water heater having a reduced pressure function.
  • the existing central electric water heater is a device that concentrates on supplying water to the whole household or unit.
  • the water inlet pipe of the water tank is directly connected with the water source, and the water is sent to the water tank, which is called the water inlet pipe, and no other components are provided on the pipeline.
  • the water tank is made of metal as the base material, lined with enamel water tank, and stainless steel water tank.
  • the rated pressure is 0.6mpa, and the test press is 1.2mpa. The water tank will crack, leak and explode, and the service life is short.
  • the invention improves the existing central electric water heater, and is improved as a central electric water heater with a decompression function, and comprises a casing 1, an inlet pipe 2, an outlet pipe 3, a water flow sensor with a decompression function or a water flow switch 4, and an electric heating pipe 6.
  • the water tank 8 has various forms, and is installed on the water inlet pipe 2 of the water tank with decompression
  • the function of the water flow sensor or the water flow switch 4 when the pressure of the pipeline system is small, does not block the water from entering the water tank smoothly; when the system pressure is high or the water tank is filled with water, back pressure is generated, the water is prevented from entering, and the pressure in the water tank is caused.
  • the pressure in the water tank is always varied between 0.05Mpa and 0.15Mpa, and the water tank 8 is filled with a closed or semi-open water.
  • the invention is self-defined as a medium and low pressure type central electric water heater water tank, and the main structures are:
  • the water tank is made of metal material, including an enamel water tank or a stainless steel water tank, and a water flow sensor with a pressure reducing function or a water flow switch or a water flow sensor 4 with a pressure reducing function is installed on the water tank inlet pipe; and the water tank 8 is installed at the same time.
  • the water device is heated when the closed or semi-open water flows.
  • the water tank is blow molded by non-metallic materials, that is, the inner liner is manufactured by a multi-layer blow molding process, which is made of one or more different materials when the inner wall is blown, and is used by multiple
  • the hopper simultaneously feeds several raw materials with different properties and molding at one time; and installs a water flow sensor with a decompression function or a water flow switch or a water flow sensor 4 with a decompression function on the water inlet pipe path; and is installed in the water tank 8 at the same time;
  • the water device is heated when the closed or semi-open water flows.
  • the water tank is injection-molded by a non-metallic material, and the water tank body is separated from the outer casing, and the water tank is injection molded into a single-layer structure; the water tank is composed of two asymmetric parts of the first part 8-1 and the second part 8-2; The workpiece and the second part are open at one end and closed at the other end. On the end face of the open end, there are a plurality of connecting screw mounting holes, and at the joint portion between the two ends, the sealing member 8-3 is installed, which is a double sealing structure. .
  • the water tank is made by rotomoulding, which is to inject powder or paste plastic raw materials into the crosspiece. Through the heating and vertical and horizontal rolling rotation of the crosspiece, the material can evenly fill the inner cavity by its own gravity and centrifugal force. Melting, cooling and then removing the cross to obtain a hollow product;
  • the water tank is made by extrusion and plastic welding or gluing, that is, the cylinder is first extruded, then the bottom and the cover are added at both ends, and glued or welded.
  • the water flow sensor or the water flow switch 4 with the decompression function is installed in the water inlet pipe in the water tank; and the water heating device is installed when the water tank 8 is filled with the closed or semi-open water.
  • the water flow sensor 4 with a pressure reducing function is composed of two functional components A and B, and is a multifunctional component:
  • part A when water flows, the water flow pushes the impeller or the rotor or the Hall element 4-8 to rotate, and outputs a pulse signal or a current, a voltage, etc. by sensing the water flow, so that the intermediate relay is sucked and the circuit is turned on.
  • Group or groups of electric heating tubes are energized; when water is turned off, water stops flowing, the circuit is disconnected, and the electric heating tube stops heating;
  • the small end of the piston 4-12 has a transverse through hole, and there is also a through hole in the middle.
  • the water passes through the transverse hole and enters the water tank from the middle hole of the piston 4-12.
  • the water does not block the entry.
  • the back end of the piston 4-12 generates back pressure, which causes the piston to displace, close or even close the water inlet 4-14;
  • the nozzle is repeatedly opened; this automatically adjusts the pressure in the tank. This function ensures that the pressure in the tank is within 0.15mpa.
  • the water flow switch with a decompression function is composed of two functional components A and B:
  • the inlet and outlet channels are not directly connected, but are separated by the cover 4-2.
  • the water will force the cover 4-2 and push the seal at the same time.
  • 4-3 and the pushing member 4-4, and the moving contact 9 and the static contact 8 are in contact or the micro switch 7 is turned on, the circuit is turned on: when the water flow is closed, the water inlet is closed, and the circuit is also disconnected;
  • the small end of the piston 4-12 has a transverse through hole and a hole in the middle.
  • the water passes through the transverse hole and enters the water tank from the middle hole of the piston 4-12.
  • the piston 4-12 produces a back pressure at the big end, causing the piston 4-12 to displace, closing or even closing the water inlet 4-14; , the water inlet is repeatedly opened;
  • the pressure inside the tank is automatically adjusted. This function ensures that the pressure in the tank is within 0.15mpa.
  • the water flow switch and the water flow sensor are the same in part B, and the pressure in the water tank can be automatically adjusted; the structure of the A part is different, the way of starting the electric heating tube is different, but the functions are the same, and can be selected at will; the water flow sensor, A And B can be separated into two separate components, part A should be installed in the inlet pipe, and part B can be installed in the inlet and outlet pipes.
  • the electric heating tube 6 is heated by a metal electric heating tube; 2 light wave heating is to install a non-metal halogen or carbon fiber electric heating tube in the air 18 in the metal or non-metallic sleeve 17, and the metal or non-metal sleeve
  • the tube is firmly connected to the water tank 8 to ensure that the electric heating tube is completely separated from the water.
  • the heating water device 16-1 When the closed water flows, the heating water device 16-1 is arranged in a small container, and the electric heating pipe is arranged, and the water inlet and the water outlet are watered from the upper portion of the water tank, the water nozzle 9 is opened, and the electric heating pipe 6 is energized.
  • the electric heating pipe 6 When the water flows through the electric heating pipe, it is heated, the hot water is discharged through the water outlet, the water nozzle is closed, and the heating is stopped.
  • the water device 16-2 When the semi-open water flows, the water device 16-2 is heated, and a semi-circular partition 16-2/1 is arranged on the electric heating tube, and the water nozzle 9 is opened, and the electric heating tube 6 is energized, and the water flows through the electric heating tube. That is, it is heated, and the hot water is directly sent to the upper part of the water tank through the water pipe 16-2/2 installed on the semicircular partition, discharged from the hot water outlet, the water nozzle is closed, and the heating is stopped.
  • the central electric water heater water tank is equipped with a water flow sensor or water flow switch 4 with decompression function, so that the pressure in the metal water tank is reduced from 0.6Mpa to 0.07-0.15Mpa, which can reduce the thickness of the water tank, save materials, and will not crack. Leaking water; it will not explode;
  • the pressure of the non-metal water tank is controlled within 0.03 to 0.1Mpa, so that the water tank 8 can be made by non-metallic material blow molding or injection molding or rotational molding process, completely changing the manufacturing process of the electric water heater water tank, is a 140-year call water heater A major innovation.
  • This kind of central electric water heater can also achieve fast heat, which is not available before.
  • This kind of central electric water heater can install the halogen or carbon fiber electric heating tube with light wave heating in the air in the metal or non-metallic sleeve to realize water-isolated heating, which is absolutely safe.
  • 1 to 3 are structural views of a water flow sensor with a pressure reducing function
  • 4 to 8 are structural views of a water flow switch with a pressure reducing function
  • Figure 9 and Figure 10 are schematic diagrams of a water flow sensor with a decompression function or a central water heater with a water flow switch.
  • the water device 16 closed type 16-1; semi-open type 16-2), metal or non-metallic sleeve 17, air 18, water 19, and return water pipe 20 are heated as the water flows.
  • Figure 1 to Figure 3 are structural diagrams of the water flow sensor with decompression function.
  • Figures 4 to 8 show the water flow switch with decompression function.
  • the common feature is that the pressure can be automatically adjusted in the water tank and the heat can be realized.
  • the structure is similar. , the function is similar, but the connection is different;
  • FIG. 9 and FIG. 10 are schematic diagrams showing the structure of a central electric water heater equipped with a water flow sensor or a water flow switch 4 with a pressure reducing function; the water inlet water passes through a water flow sensor with a decompression function or a water flow switch 4, regardless of the pressure of the piping system, It can quickly fill the tank with water and limit it to the set range.
  • a quick heating device 16 is installed in the water tank.
  • the quick heating refers to the summer.
  • the central water heater it does not need to be energized for 24 hours, and the hot water can be stably supplied within 20 seconds; in spring and autumn, only the water in the water tank is raised. About 10 ° C; winter can be raised to about 45 ° C; rapid heating has two structures:
  • the water device 16-1 When the closed water flows, the water device 16-1 is heated.
  • an electric heating tube In a small container, an electric heating tube is provided, and a water inlet and a water outlet are provided to open the water nozzle 9.
  • the electric heating tube 6 is energized, and the water is heated by the electric heating tube. , release hot water through the water outlet, close the water nozzle, and stop heating;
  • the water device 16-2 When the semi-open water flows, the water device 16-2 is heated.
  • a semi-circular partition 16-2/1 is arranged on the electric heating tube, and the water nozzle 9 is opened, and the electric heating tube 6 is energized.
  • the water tank is made by non-metal blow molding or injection molding or rotomolding or extrusion, and the pressure is limited to about 0.1Mpa. Since the non-metal water tank is expandable in the hot state, it can absorb the thermal expansion pressure and the piston. The back pressure is generated, and when the water is discharged, the pressure of the pipeline system is passed, and the water output is the same as that of the existing water heater; if the water tank is made of metal as the base material enamel or made of stainless steel, the pressure is limited to 0.2Mpa, which is It completely overcomes the problem that the water tank is cracked and the weld is cracked due to thermal expansion and contraction.
  • the metal is made of enamel or stainless steel, and the pressure is limited to 0.15Mpa. This completely overcomes the problem that the water tank is cracked by the thermal expansion and contraction of the water tank and the weld seam is cracked.
  • both single and multi-tank are common; the capacity of the tank ranges from tens of liters to several thousand liters.
  • the inlet pipe and the outlet pipe inside the water tank are all non-metallic hoses with a length of >500 mm, and together with the non-metal water tank (8) form a physical water resistance to ensure safety.
  • the light wave heating electric heating tube 6 adopts a non-metal halogen electric heating tube or a carbon fiber electric heating tube; at the same time, the distance between the heating wire and the non-metal tube wall of the electric heating tube 6 is >2 mm; the distance between the electric heating tube 6 and the sleeve 17 is >0.5 mm, and the reinforced insulation is achieved.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fluid Mechanics (AREA)
  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

La présente invention concerne un chauffe-eau électrique central présentant une fonction de dépressurisation, comprenant : un réservoir d'eau (8), fabriqué par moulage par soufflage ou par moulage par injection ou par moulage par rotation avec un matériau non métallique ou un matériau métallique ; un capteur d'écoulement présentant une fonction de dépressurisation ou un régulateur de circulation d'eau (4) qui est installé sur un tuyau d'entrée d'eau du réservoir d'eau (8) ; un dispositif de chauffage d'eau fermé ou semi-ouvert (16) permettant de chauffer l'eau de passage et qui est installé dans le réservoir d'eau (8) ; un élément chauffant qui utilise un caloduc électrique métallique ou un tuyau d'halogène non métallique ou un tuyau en fibre de carbone.
PCT/CN2015/096122 2014-12-03 2015-12-01 Chauffe-eau électrique central présentant une fonction de dépressurisation WO2016086839A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410756303.6A CN105716288A (zh) 2014-12-03 2014-12-03 有减压功能的中央电热水器
CN201410756303.6 2014-12-03

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WO2016086839A1 true WO2016086839A1 (fr) 2016-06-09

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
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CN105716238A (zh) * 2014-12-03 2016-06-29 广东顺德光晟电器股份有限公司 装有带减压功能的水流传感器的外置光波加热快热式电热水器

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CN204718095U (zh) * 2015-05-16 2015-10-21 广东顺德光晟电器股份有限公司 半导体或光能加热并有减压功能的中央电热水器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB417615A (en) * 1933-04-21 1934-10-09 H E Rudge & Company Ltd Improvements in or relating to gas control means for gas heated geysers
CN2296438Y (zh) * 1996-10-29 1998-11-04 张立群 多功能压力自控阀
CN102401461A (zh) * 2010-09-08 2012-04-04 刘运柳 水加热装置
CN202034301U (zh) * 2011-04-06 2011-11-09 苏州沃达园林机械有限公司 电子控制式水流开关
CN202547068U (zh) * 2012-02-22 2012-11-21 奥特朗电器（广州）有限公司 一种储水快热组合式恒温电热水器
CN203377165U (zh) * 2013-06-05 2014-01-01 刘运柳 电热水器用水流开关
CN104034016A (zh) * 2014-02-21 2014-09-10 刘运柳 储水式热水器用加热装置
CN204535120U (zh) * 2014-12-03 2015-08-05 广东顺德光晟电器股份有限公司 有减压功能的中央电热水器
CN204718095U (zh) * 2015-05-16 2015-10-21 广东顺德光晟电器股份有限公司 半导体或光能加热并有减压功能的中央电热水器

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