CN111853919A - Pump-free microcirculation type heating water heater - Google Patents

Pump-free microcirculation type heating water heater Download PDF

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Publication number
CN111853919A
CN111853919A CN202010658745.2A CN202010658745A CN111853919A CN 111853919 A CN111853919 A CN 111853919A CN 202010658745 A CN202010658745 A CN 202010658745A CN 111853919 A CN111853919 A CN 111853919A
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China
Prior art keywords
water
magnetic energy
heater
heating
water circulation
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Pending
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CN202010658745.2A
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Chinese (zh)
Inventor
刘志强
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Guangdong Xinlulai Electrical Appliance Co ltd
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Guangdong Xinlulai Electrical Appliance Co ltd
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Priority to CN202010658745.2A priority Critical patent/CN111853919A/en
Publication of CN111853919A publication Critical patent/CN111853919A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D13/00—Electric heating systems
    • F24D13/04—Electric heating systems using electric heating of heat-transfer fluid in separate units of the system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—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
    • 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
    • F24H1/16—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 helically or spirally coiled
    • F24H1/162—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 helically or spirally coiled using electrical 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
    • F24H9/0005—Details 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
    • F24H9/06—Arrangement of mountings or supports for heaters, e.g. boilers, other than space heating radiators
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • H05K7/205—Heat-dissipating body thermally connected to heat generating element via thermal paths through printed circuit board [PCB]
    • 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
    • F24H2250/00—Electrical heat generating means
    • F24H2250/08—Induction

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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)
  • Microelectronics & Electronic Packaging (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

The invention discloses a pumpless microcirculation type heating water heater, which comprises a water tank, a heat exchange coil pipe is further arranged at the upper part in the water tank, the heat exchange coil pipe is connected with a heating pipeline in series, and the pumpless microcirculation type heating water heater further comprises a cold water preheating heat exchange plate, a water circulation pipeline, a circuit board, a magnetic energy heater, a cold water circulation outlet and a hot water circulation inlet. The water circulation pipeline and the water tank form a communicating vessel, under the condition of no pump, the magnetic energy heater heats water, and water circulation is formed according to the difference of cold and hot water densities, so that the heating mode of pump-free water circulation is realized; the other characteristics of this patent are, before the heating to cold water, the heat that utilizes the circuit board to produce earlier preheats cold water through cold water preheating heat transfer board, has so not only improved the work efficiency of heating, can carry out make full use of to the used heat that the circuit board produced moreover, can also realize the heat dissipation and the temperature removal to the circuit board under the condition that does not have energy loss, and this patent has energy-concerving and environment-protective characteristics.

Description

Pump-free microcirculation type heating water heater
Technical Field
The invention relates to a water heater, in particular to a pumpless microcirculation type heating water heater.
Background
The existing magnetic energy heating water heater has the defects that heat generated by a magnetic energy coil is not utilized, so that heat loss is caused, and a special fan is used for cooling the coil to dissipate heat, so that electric energy loss is caused. The patent document with the publication number of CN206771718U is disclosed by the national intellectual property office in 2017, 12 and 19, the invention provides a novel magnetic energy water heater, and aims to solve the problem that the heat energy of the existing magnetic energy water heater is seriously wasted. A novel magnetic energy water heater comprises a water container, a magnetic energy receiver and a magnetic energy generator; a cold water inlet and a hot water outlet are arranged on the water container; the water container is cylindrical, and the cold water inlet and the magnetic energy receiver are respectively arranged on two end faces of the water container. A water guide piece is arranged in the water container and consists of a circular tube and a bell mouth; the round pipe and the water container are coaxially arranged, one end of the round pipe is hermetically fixed on the end face of the water container, which is provided with a cold water inlet, the horn mouth is arranged at the other end of the round pipe, is close to and faces the magnetic energy receiver, and the cold water inlet is communicated with the round pipe; the round pipe is provided with a heat insulation plate near the bell mouth, and the heat insulation plate is provided with a water outlet hole. The water guide is made of a heat insulating material. The heat transfer with cold water in the water guide piece is prevented, and the heat preservation can be carried out on water outside the water guide piece.
It can be seen that the above patent has the disadvantage of "not using waste heat, but consuming energy due to waste heat".
Disclosure of Invention
In order to overcome the defects, the invention aims to provide an energy-saving and environment-friendly pumpless microcirculation type heating water heater.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the pumpless microcirculation type heating water heater comprises a water tank, wherein the upper part in the water tank is also provided with a heat exchange coil which is connected with a heating pipeline in series, the lower part of the water tank is provided with a cold water inlet, and the upper part of the water tank is provided with a domestic hot water outlet; the water tank is characterized by further comprising a cold water preheating heat exchange plate, a water circulation pipeline, a circuit board, a magnetic energy heater, a cold water circulation outlet and a hot water circulation inlet, wherein the cold water circulation outlet is formed in the lower portion of the side wall of the water tank, the hot water circulation inlet is formed in the upper portion of the side wall of the water tank, two ends of the water circulation pipeline are respectively communicated with the cold water circulation outlet and the hot water circulation inlet, the magnetic energy heater and the cold water preheating heat exchange plate are connected in series on the water circulation pipeline, the cold water preheating heat exchange plate is located on a water circulation pipeline section between the cold water circulation outlet and the magnetic energy.
Furthermore, the hot water circulation inlet is arranged on the side wall of the water tank and is close to the top of the water tank or the water level in the water tank is slightly higher than the hot water circulation inlet, and the heat exchange coil and the domestic hot water outlet are positioned below the hot water circulation inlet.
Further, the cold water preheating heat exchange plate comprises a radiator, the radiator is of a cuboid structure, a water flow channel is arranged on the radiator, the top surface of the radiator is a mounting plane, the circuit board is mounted on the mounting plane, a right groove is formed in the right side of the radiator, a right side mounting fixing foot is arranged at the bottom of the right groove, a left groove is formed in the left side of the radiator, and a left side mounting fixing foot is arranged at the bottom of the left groove.
Furthermore, threaded connectors are arranged at two ports of the water flow channel.
Furthermore, the magnetic energy heater comprises a magnetic energy coil, a magnetic energy heating pipe and a heating cylinder, wherein the magnetic energy coil is arranged at the periphery of the heating cylinder and used for generating an alternating magnetic field; the magnetic energy heating pipe is arranged in the heating cylinder and generates heat in the alternating magnetic field, and the heating cylinder is connected in series in the water circulation pipeline.
Furthermore, the magnetic energy heater also comprises a water inlet end cap, a left fixing nut, a left fixing seat, a right fixing nut and a water outlet end cap, wherein external threads are arranged at two ends of the magnetic energy heating pipe, the left fixing seat and the right fixing seat are identical in structure, central holes are formed in the left fixing seat and the right fixing seat, water through holes are formed in the peripheries of the central holes, the magnetic energy heating pipe is inserted into the heating cylinder, the left fixing seat and the right fixing seat are arranged at two ends of the heating cylinder, the left end of the magnetic energy heating pipe penetrates through the central hole of the left fixing seat and is in threaded connection with the left fixing nut, the right end of the magnetic energy heating pipe penetrates through the central hole of the right fixing seat and is in threaded connection with the right fixing nut, the left fixing nut compresses the left fixing seat; the water inlet end cap is hermetically connected with the port of the left fixing seat, a water flow cavity on the water inlet end cap is communicated with the water inlet end of the magnetic energy heating pipe and the water through hole on the left fixing seat, the water outlet end cap is hermetically connected with the port of the right fixing seat, and a water flow cavity on the water outlet end cap is communicated with the water outlet end of the magnetic energy heating pipe and the water through hole on the right fixing seat.
Furthermore, the water outlet end cap is provided with a mounting hole, and a temperature controller switch is arranged at the mounting hole.
Furthermore, the water inlet end cap is connected with the left fixing seat through a flange through a screw A, and the water outlet end cap is connected with the right fixing seat through a flange through a screw B.
Further, left side fixing base and right fixing base be L shaped plate structure, left side fixing base and right fixing base on all be equipped with the mounting groove.
Furthermore, a sealing ring A is arranged between the water inlet end cap and the left fixed seat, and a sealing ring B is arranged between the water outlet end cap and the right fixed seat; the left fixing seat and the heating cylinder are provided with a sealing ring C therebetween, and the right fixing seat and the heating cylinder are provided with a sealing ring D therebetween.
The invention has the beneficial effects that:
the pump-free water circulation heating device is mainly characterized in that under the condition of no pump, a water circulation pipeline and a water tank form a communicating vessel, a magnetic energy heater starts heating, hot water in the water circulation pipeline flows into the water tank, cold water at the bottom of the water tank is supplemented into the water circulation pipeline through a cold water circulation outlet, and water circulation is formed according to different densities of the cold water and the hot water, so that a pump-free water circulation heating mode is realized;
Another big characteristic of this patent is: before cold water is heated, the cold water is preheated through the cold water preheating heat exchange plate by utilizing heat generated by the circuit board, and then is heated through the magnetic energy heater after preheating, so that the heating working efficiency is improved, waste heat generated by the circuit board can be fully utilized, and heat dissipation and temperature removal of the circuit board can be realized under the condition of no energy loss;
because the left fixing seat and the right fixing seat are both provided with the central hole and the limber hole, after water is fed from the water inlet joint of the water inlet end cap, one part of water flows through the magnetic energy heating pipe, the other part of water flows through the annular space between the magnetic energy heating pipe and the heating cylinder, the water flow can absorb the heat generated by the magnetic energy heating pipe and take away the heat generated by the magnetic energy coil, so that the heat can be fully utilized, and a heat dissipation device special for cooling the coil is also omitted, thereby avoiding the defects of 'no waste heat utilization and energy consumption caused by waste heat' in the prior art;
the magnetic energy coil is arranged at the periphery of the heating cylinder, so that a water-electricity separation heating mode is realized, and the heating cylinder is safer and more reliable in use;
Because left fixing base and right fixing base are L shaped plate structure, not only play the effect of connecting fixedly to the magnetic energy heating pipe, but also can regard as the installation mounting use of this water heater.
Drawings
The invention is further described with the aid of the accompanying drawings, in which the embodiments do not constitute any limitation, and for a person skilled in the art, without inventive effort, further drawings may be obtained from the following figures:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the cold water preheat heat exchange plate of FIG. 1;
FIG. 3 is a perspective view of the circuit board mounted package of FIG. 2;
FIG. 4 is a perspective view of FIG. 3 with the circuit board removed;
FIG. 5 is an exploded view of the magnetic energy heater of FIG. 1;
FIG. 6 is a schematic view of the assembled structure of FIG. 5;
fig. 7 is a schematic view of the internal structure of the magnetic energy coil removed shown in fig. 6.
In the figure: 1. a magnetic energy coil; 2. a magnetic energy heating pipe; 3. a water inlet end cap; 4. a left securing nut; 5. A left fixed seat; 6. a heating cylinder; 7. a right fixed seat; 8. a right securing nut; 9. a water outlet end cap; 10. a central bore; 11. a water through hole; 12. a central bore; 13. a water through hole; 14. a water inlet joint; 15. a sewage draining outlet; 16. a plugging cap; 17. mounting holes; 18. a temperature controller switch; 19. a flange; 20. a screw A; 21. a flange; 22. a screw B; 23. a sealing ring A; 24. a seal ring B; 25. a seal ring C; 26. a seal ring D; 27. mounting grooves; 28. mounting grooves; 29. a water outlet joint; 30. a water tank; 31. cold water preheats the heat exchange plate; 32. a water circulation pipeline; 33. a circuit board; 34. a magnetic energy heater; 35. a cold water inlet; 36. a domestic hot water outlet; 37. a blow-off pipe; 38. a water valve; 39. a safety valve; 40. a magnesium rod; 41. a heat exchange coil; 42. a heating pipeline; 43. a hot water circulation inlet; 44. a cold water circulation outlet; 45. a heat sink; 46. a mounting plane; 47. a water flow channel; 48. a threaded joint; 49. a right groove; 50. the right side is provided with a fixed foot; 51. a left groove; 52. the left side is provided with a fixed foot.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it is to be noted that the embodiments and features of the embodiments of the present application can be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper surface", "lower surface", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "forward", "reverse", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
As shown in fig. 1, the pumpless microcirculation type heating water heater includes a water tank 30, a heat exchange coil 41 is further disposed at an upper portion of the water tank 30, the heat exchange coil 41 is connected in series with a heating pipeline 42, the water tank 30 is filled with water, a cold water inlet 35 is disposed at a lower portion of the water tank, and a domestic hot water outlet 36 is disposed at an upper portion of the water tank 30; the water heater comprises a cold water preheating heat exchange plate 31, a water circulation pipeline 32, a circuit board 33, a magnetic energy heater 34, a cold water circulation outlet 44 and a hot water circulation inlet 43, wherein the cold water circulation outlet 44 is arranged at the lower part of the side wall of the water tank 30, the hot water circulation inlet 43 is arranged at the upper part of the side wall of the water tank 30, two ends of the water circulation pipeline 32 are respectively communicated with the cold water circulation outlet 44 and the hot water circulation inlet 43, the magnetic energy heater 34 and the cold water preheating heat exchange plate 31 are connected on the water circulation pipeline 32 in series, the cold water preheating heat exchange plate 31 is positioned on a water circulation pipeline section between the cold water circulation outlet 44 and the magnetic energy heater 34, the circuit board 33 is fixedly arranged on the cold water preheating heat exchange plate 31, and the. The hot water circulation inlet 43 is arranged on the side wall of the water tank 30 and close to the top of the water tank 30, and the heat exchange coil 41 and the domestic hot water outlet 36 are positioned below the hot water circulation inlet 43. A drain pipe 37 is arranged at the bottom of the water tank 30, a water valve 38 is arranged on the drain pipe 37, and a safety valve 39 is also arranged on the side wall of the water tank 30. A magnesium rod 40 is also mounted in the water tank 30.
As shown in fig. 2, 3 and 4, the cold water preheating heat exchange plate includes a radiator 45, the radiator 45 is of a rectangular parallelepiped structure, a water flow channel 47 is arranged on the radiator 45, the top surface of the radiator 45 is a mounting plane 46, the circuit board 33 is mounted on the mounting plane 46, a right groove 49 is formed on the right side of the radiator 45, a right mounting fixing pin 50 is formed at the bottom of the right groove 49, a left groove 51 is formed in the left side of the radiator 45, and a left mounting fixing pin 52 is formed at the bottom of the left groove 51. Two ports of the water flow channel 47 are provided with threaded joints 48, and the threaded joints 48 are used for being connected with the water circulation pipeline 32 in series.
The biggest characteristic of this patent is under the condition of no pump, and the hydrologic cycle that carries out heats, and specific working process is like: the magnetic energy heater 34 starts to heat the water in the water circulation pipeline 32, hot water in the water circulation pipeline 32 flows into the water tank 30 through the hot water circulation inlet 43, and cold water at the bottom of the water tank 30 is supplemented into the water circulation pipeline 32 through the cold water circulation outlet 44, so that water circulation is formed, and a heating mode of pump-free water circulation is realized; the other characteristics of this patent are, before heating cold water, the heat that utilizes the circuit board to produce earlier preheats cold water through cold water preheating heat transfer board, preheats back rethread magnetic energy heater 34 and heats, has so not only provided the work efficiency of heating, can carry out make full use of to the used heat that the circuit board produced moreover, can also be under the condition that does not have energy loss, realizes the heat dissipation and the temperature that removes to the circuit board, and this patent has energy-concerving and environment-protective characteristics.
As shown in fig. 5, 6 and 7, the magnetic energy heater 34 includes a magnetic energy coil 1, a magnetic energy heating pipe 2, a water inlet end cap 3, a left fixing nut 4, a left fixing seat 5, a heating cylinder 6, a right fixing seat 7, a right fixing nut 8 and a water outlet end cap 9, wherein two ends of the magnetic energy heating pipe 2 are provided with external threads, the left fixing seat 5 and the right fixing seat 6 have the same structure, the left fixing seat 5 is provided with a central hole 10, the periphery of the central hole 10 is provided with a water through hole 11, similarly, the right fixing seat 7 is provided with a central hole 12, the periphery of the central hole 12 is provided with a water through hole 13, the magnetic energy heating pipe 2 is inserted into the heating cylinder 6, the left fixing seat 5 and the right fixing seat 7 are provided at two ends of the heating cylinder 6, the left end of the magnetic energy heating pipe 2 passes through the central hole 10 of the left fixing seat 5 to, the left fixing nut 4 compresses the left fixing seat 5, the right fixing nut 8 compresses the right fixing seat 7, and the heating cylinder 6 is clamped and fixed between the left fixing seat 5 and the right fixing seat 7; the magnetic energy coil 1 is arranged at the periphery of the heating cylinder 6 and used for generating an alternating magnetic field; the magnetic energy heating pipe 2 generates heat in an alternating magnetic field; the water inlet end cap 3 is hermetically connected with a port of the left fixing seat 5, a water flow cavity on the water inlet end cap 3 is communicated with a water inlet end of the magnetic energy heating pipe 2 and a water through hole 11 on the left fixing seat 5, the water outlet end cap 9 is hermetically connected with a port of the right fixing seat 7, and a water flow cavity on the water outlet end cap 9 is communicated with a water outlet end of the magnetic energy heating pipe 2 and a water through hole 13 on the right fixing seat 7.
The cartridge heater 6 is made of a fiberglass material. The water inlet end cap 3 is provided with a water inlet joint 14 and a sewage outlet 15, and the sewage outlet 15 is provided with a blocking cap 16. The water inlet end cap 3 is connected with the left fixed seat 5 through a flange 19 through a screw A20. A sealing ring A23 is arranged between the water inlet end cap 3 and the left fixed seat 5, and a sealing ring C25 is arranged between the left fixed seat 5 and the heating cylinder 6. The left fixed seat 5 is provided with a mounting groove 27. The water outlet end cap 9 is provided with a mounting hole 17 and a water outlet joint 29, and a temperature controller switch 18 is arranged at the mounting hole 17. The water outlet end cap 9 is connected with the right fixed seat 7 through the flange 21 through a screw B22. And a sealing ring B24 is arranged between the water outlet end cap 9 and the right fixed seat 7. And a sealing ring D26 is arranged between the right fixed seat 7 and the heating cylinder 6. Left fixing base 5 and right fixing base 7 are L shaped plate structure, are equipped with mounting groove 28 on the right fixing base 7 respectively.
The magnetic energy heater 5 is connected in series in the water circulation pipeline 3 through the water inlet joint 14 and the water outlet joint 29, after water in the heating coil 2 enters the water inlet end cap 3 through the water inlet joint 14 along the water circulation pipeline 3, part of the water flows through the magnetic energy heating pipe 2, and the other part of the water flows through the annular space between the magnetic energy heating pipe 2 and the heating cylinder 6, so that the water flow can absorb heat generated by the magnetic energy heating pipe and take away the heat generated by the magnetic energy coil, the heat can be fully utilized, a heat dissipation device special for cooling the coil is omitted, and the defects of 'no waste heat utilization and energy consumption due to waste heat' in the prior art are avoided.
Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. A pumpless microcirculation type heating water heater comprises a water tank, wherein a heat exchange coil is further arranged at the upper part in the water tank and is connected with a heating pipeline in series, a cold water inlet is formed in the lower part of the water tank, and a domestic hot water outlet is formed in the upper part of the water tank; the method is characterized in that: the water tank is characterized by further comprising a cold water preheating heat exchange plate, a water circulation pipeline, a circuit board, a magnetic energy heater, a cold water circulation outlet and a hot water circulation inlet, wherein the cold water circulation outlet is formed in the lower portion of the side wall of the water tank, the hot water circulation inlet is formed in the upper portion of the side wall of the water tank, two ends of the water circulation pipeline are respectively communicated with the cold water circulation outlet and the hot water circulation inlet, the magnetic energy heater and the cold water preheating heat exchange plate are connected in series on the water circulation pipeline, the cold water preheating heat exchange plate is located on a water circulation pipeline section between the cold water circulation outlet and the magnetic energy.
2. The pumpless microcirculation type heating water heater as claimed in claim 1, wherein: the hot water circulation inlet is arranged on the side wall of the water tank and is close to the top of the water tank or the water surface in the water tank is slightly higher than the hot water circulation inlet, and the heat exchange coil and the domestic hot water outlet are positioned below the hot water circulation inlet.
3. The pumpless microcirculation type heating water heater as claimed in claim 2, wherein: the cold water preheating heat exchange plate comprises a radiator, the radiator is of a cuboid structure, a water flow channel is arranged on the radiator, the top surface of the radiator is a mounting plane, the circuit board is mounted on the mounting plane, a right groove is formed in the right side of the radiator, a right mounting fixing foot is arranged at the bottom of the right groove, a left groove is formed in the left side of the radiator, and a left mounting fixing foot is arranged at the bottom of the left groove.
4. The pumpless microcirculation type heating water heater as claimed in claim 3, wherein: and threaded joints are arranged at two ports of the water flow channel.
5. The pumpless microcirculation type heating water heater as claimed in claim 4, wherein: the magnetic energy heater comprises a magnetic energy coil, a magnetic energy heating pipe and a heating cylinder, wherein the magnetic energy coil is arranged at the periphery of the heating cylinder and used for generating an alternating magnetic field; the magnetic energy heating pipe is arranged in the heating cylinder and generates heat in the alternating magnetic field, and the heating cylinder is connected in series in the water circulation pipeline.
6. The pumpless microcirculation type heating water heater as claimed in claim 5, wherein: the magnetic energy heater also comprises a water inlet end cap, a left fixing nut, a left fixing seat, a right fixing nut and a water outlet end cap, wherein external threads are arranged at two ends of the magnetic energy heating pipe; the water inlet end cap is hermetically connected with the port of the left fixing seat, a water flow cavity on the water inlet end cap is communicated with the water inlet end of the magnetic energy heating pipe and the water through hole on the left fixing seat, the water outlet end cap is hermetically connected with the port of the right fixing seat, and a water flow cavity on the water outlet end cap is communicated with the water outlet end of the magnetic energy heating pipe and the water through hole on the right fixing seat.
7. The pumpless microcirculation type heating water heater as claimed in claim 6, wherein: the water outlet end cap is provided with a mounting hole, and a temperature controller switch is arranged at the mounting hole.
8. The pumpless microcirculation type heating water heater as claimed in claim 7, wherein: the water inlet end cap is connected with the left fixing seat through a flange through a screw A, and the water outlet end cap is connected with the right fixing seat through a flange through a screw B.
9. The pumpless microcirculation type heating water heater of claim 8, wherein: left side fixing base and right fixing base be L shaped plate structure, left side fixing base and right fixing base on all be equipped with the mounting groove.
10. The pumpless microcirculation type heating water heater of claim 9, wherein: a sealing ring A is arranged between the water inlet end cap and the left fixed seat, and a sealing ring B is arranged between the water outlet end cap and the right fixed seat; the left fixing seat and the heating cylinder are provided with a sealing ring C therebetween, and the right fixing seat and the heating cylinder are provided with a sealing ring D therebetween.
CN202010658745.2A 2020-07-09 2020-07-09 Pump-free microcirculation type heating water heater Pending CN111853919A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114198900A (en) * 2021-12-15 2022-03-18 中煤科工重庆设计研究院(集团)有限公司 Circulating pump-free household hot water circulating system and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114198900A (en) * 2021-12-15 2022-03-18 中煤科工重庆设计研究院(集团)有限公司 Circulating pump-free household hot water circulating system and method
CN114198900B (en) * 2021-12-15 2023-08-22 中煤科工重庆设计研究院(集团)有限公司 Domestic hot water circulating system and method without circulating pump

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