CN111076412A

CN111076412A - Small-size liquid heating assembly

Info

Publication number: CN111076412A
Application number: CN201911292700.1A
Authority: CN
Inventors: 范海军; 胡如国; 冯身彪
Original assignee: Wuhu Aldoc Technology Co ltd
Current assignee: Wuhu Aldoc Technology Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-04-28

Abstract

The invention relates to the technical field of liquid heating devices, in particular to a small liquid heating assembly which comprises an outer shell, wherein a heating pipe assembly is arranged in the outer shell, a water pump for providing a water source for the heating pipe assembly is connected to the outer shell through a water pump fixing assembly, the heating pipe assembly comprises a water inlet pipe and a plurality of heating pipes, the water inlet pipe is communicated with a water outlet of the water pump, the heating pipes surround the periphery of the water inlet pipe, the surfaces of the heating pipes are sprayed with nano electrothermal films, the upper ends of the heating pipes are connected with an upper electrode assembly together, the lower ends of the heating pipes are connected with a lower electrode. This device not only improves rate of heating, can utilize heat recovery moreover, and is more energy-conserving, and this device structural design is reasonable simultaneously, through integrated into one piece's structure intercommunication between each pipe, assembles simple and conveniently, and the manufacturing of being convenient for, life is longer simultaneously.

Description

Small-size liquid heating assembly

Technical Field

The invention relates to the technical field of liquid heating devices, in particular to a small liquid heating assembly.

Background

Along with the progress of science and technology, the electrical equipment that involves in the life of house tends to miniaturisation gradually, but the smaller is general liquid electric heating equipment volume, and electric heat power will be lower, leads to small-size miniaturized water dispensers, coffee machine, beverage brewing machine rate of heating very slow, seriously influences the use experience, and the heat that general electric heater can also lead to the inside temperature rise of machine two greatly to select the material difficulty and use the potential safety hazard to narrow and small machine inside radiation simultaneously, consequently needs a mini and the fast liquid electric heating element of rate of heating.

Disclosure of Invention

The invention aims to solve the defects of small heating power, large volume and low electric-heat conversion efficiency of a liquid electric heating assembly in the prior art, and provides a small liquid heating assembly.

In order to achieve the purpose, the invention adopts the following technical scheme:

the design is a small-sized liquid heating assembly, which comprises an outer shell, the heating pipe assembly is arranged inside the outer shell, a water pump which is used for providing a water source for the heating pipe assembly is connected to the outer shell through a water pump fixing assembly, the heating pipe assembly comprises a water inlet pipe communicated with a water pump water outlet, a plurality of heating pipes which are coated with nano electric heating films around the periphery of the water inlet pipe and on the surface of the water inlet pipe, and the upper ends of the heating pipes are jointly connected with an upper electrode assembly and a lower electrode assembly, and a power supply unit is connected between the upper electrode assembly.

Preferably, the water inlet pipe is a metal pipe.

Preferably, the heating pipes are respectively a first heating pipe, a second heating pipe, a third heating pipe and a fourth heating pipe, the outer shell comprises an upper shell, an upper pipe support, a middle shell, a lower pipe support and a lower shell which are sequentially connected together, the middle shell is a metal shell and is integrally formed with the water inlet pipe, a third water tank, a water inlet and a fourth water tank are integrally formed in the lower shell, a second water tank, a water outlet and a first water tank are integrally formed in the upper shell, the open ends of the first water tank, the second water tank, the third water tank and the fourth water tank are respectively plugged by a first water cover, a second water cover, a third water cover and a fourth water cover, the bottom end of the water inlet pipe is communicated with the water inlet, the water inlet is communicated with the water outlet of the water pump by a water inlet joint, the bottom end of the second heating pipe and the third water tank are communicated with the third water tank, the first heating, The bottom end of a fourth heating pipe is communicated with a fourth water tank, the top ends of the first heating pipe and the second heating pipe are communicated with the second water tank, the top ends of the third heating pipe and the water inlet pipe are communicated with the first water tank, the top end of the fourth heating pipe is communicated with a water outlet, and the water outlet is connected with a water outlet joint.

Preferably, the top of the upper shell is sealed by an upper sealing cover, and the bottom of the lower shell is sealed by a lower sealing cover.

Preferably, the upper shell is provided with a water outlet NTC mounting seat, a water outlet NTC is fixed on the water outlet NTC mounting seat, and the water outlet NTC probe is arranged in the water outlet.

Preferably, be provided with into water NTC mount pad on the closing cap down, it is fixed with into water NTC on the NTC mount pad to intake, the NTC probe setting of intaking is between water supply connector and water inlet.

Preferably, the water pump fixing assembly comprises two symmetrically arranged holding arms, the holding arms and the lower pipe support are integrally formed, and the water pump is clamped between the two holding arms.

Preferably, one side of each of the two holding arms, which is close to the lower pipe support, is provided with a screw connecting hole, and a screw nut is connected between the two screw connecting holes.

Preferably, the free end of the holding arm has elasticity, and the inner wall of the holding arm is provided with stripe protrusions.

Preferably, a temperature controller is fixed between the lower pipe support and the upper pipe support, the temperature controller is in contact with the middle shell, and the outer wall of the middle shell is provided with a controllable silicon.

The small liquid heating assembly provided by the invention has the beneficial effects that: because the nano-film electric heating speed is high, the heat efficiency is high, and the device is in a miniaturized design, the structure size is small, the phenomenon of overheating and burning out is easy to generate, cold water enters from the middle water inlet pipe and is heated by four heating pipes which are communicated in series or in parallel, the water inlet pipe and the middle shell are integrally formed by adopting metal materials, preferably aluminum materials, the device has a good heat absorption function, the heat radiated from the nano-film pipe to the surrounding environment is absorbed by the cold water and the shell and then is retransmitted to the cold water to be heated, the heating speed is improved, the heat energy can be recycled, the electric heating efficiency of the heater assembly is further improved, the energy is saved, the low outer surface temperature of the heater during working can be ensured, meanwhile, the device is reasonable in structure design, and the pipes are communicated through the integrally formed structure, the assembly is simple and convenient, the production and the manufacture are convenient, and meanwhile, the service life is longer.

Drawings

FIG. 1 is a first general structural diagram of the present invention;

FIG. 2 is a second overall view of the present invention;

FIG. 3 is a first schematic diagram of the internal structure of the present invention;

FIG. 4 is a second schematic view of the internal structure of the present invention;

FIG. 5 is a schematic view of the upper housing structure of the present invention;

FIG. 6 is a schematic view of the construction of the lower housing of the present invention;

FIG. 7 is a schematic view of the structure of the middle shell of the present invention;

FIG. 8 is a schematic view of the structure of the downtube bracket of the present invention;

fig. 9 is a schematic view of the structure of the electrode assembly of the present invention.

In the figure: the water pump comprises a water pump 1, a water pump fixing component 2, a water inlet joint 3, a lower sealing cover 4, a lower shell 5, a lower pipe support 6, a middle shell 7, a temperature controller 8, an upper pipe support 9, an upper shell 10, an upper sealing cover 11, a water outlet joint 12, a silicon controlled rectifier 13, a water outlet NTC14, a water inlet NTC15, a first water cover 16, a second water cover 17, an upper electrode component 18, a first heating pipe 19, a second heating pipe 20, a third heating pipe 21, a lower electrode component 22, a fourth heating pipe 23, a third water cover 24, a fourth water cover 25, a second water tank 26, a water outlet 27, a first water tank 28, a third water tank 29, a water inlet 30, a fourth water tank 31, a water inlet pipe 32, a screw connecting hole 33 and a holding arm 34.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-8, a small liquid heating assembly comprises an outer shell, a heating pipe assembly is arranged in the outer shell, a water pump 1 for providing water source for the heating pipe assembly is connected on the outer shell through a water pump fixing assembly 2, the heating pipe assembly comprises a water inlet pipe 32 communicated with a water outlet of the water pump 1, a plurality of heating pipes which surround the periphery of the water inlet pipe 32 and are coated with nano electrothermal films on the surfaces, the upper ends of the plurality of heating pipes are connected with an upper electrode assembly 18, the lower ends of the plurality of heating pipes are connected with a lower electrode assembly 22, a power supply unit is connected between the upper electrode assembly 18 and the lower electrode assembly 22, the water inlet pipe 32 is a metal pipe, preferably an aluminum pipe, referring to fig. 9, the electrodes comprise two metal sheets which are symmetrically arranged, bent V-shaped openings are arranged on the metal sheets, the heating pipes are clamped, the PCB board is then snapped onto the outer housing.

The heating pipes are respectively a first heating pipe 19, a second heating pipe 20, a third heating pipe 21 and a fourth heating pipe 23, a proper number of heating pipes can be arranged according to requirements, the outer shell comprises an upper shell 10, an upper pipe support 9, a middle shell 7, a lower pipe support 6 and a lower shell 5 which are sequentially connected together, the upper shell 10 and the lower shell 5 are plastic parts, the PCB is buckled on the upper shell 10 or the lower shell 5 of the outer shell, the middle shell 7 is a metal shell, preferably an aluminum shell and is integrally formed with a water inlet pipe 32, a turbulence component is arranged inside the heating pipe and the water inlet pipe, for example, a spiral spring is arranged inside the heating pipe and the water inlet pipe, the heating effect is better under the turbulence effect, a third water tank 29, a water inlet 30 and a fourth water tank 31 are integrally formed in the lower shell 5, a second water tank 26, a water outlet 27 and a first water tank 28 are integrally formed, The open ends of a second water tank 26, a third water tank 29 and a fourth water tank 31 are respectively sealed by a first water cover 16, a second water cover 17, a third water cover 24 and a fourth water cover 25, the bottom end of a water inlet pipe 32 is communicated with a water inlet 30, the water inlet 30 is communicated with a water outlet of the water pump 1 through a water inlet connector 3, the bottom ends of a second heating pipe 20 and a third heating pipe 21 are communicated with the third water tank 29, the bottom ends of the first heating pipe 19 and the fourth heating pipe 23 are communicated with the fourth water tank 31, the top ends of the first heating pipe 19 and the second heating pipe 20 are communicated with the second water tank 26, the top ends of the third heating pipe 21 and the water inlet pipe 32 are communicated with a first water tank 28, the top end of the fourth heating pipe 23 is communicated with a water outlet 27, the water outlet 27 is connected with a water outlet connector 12, the two ends of the heating pipe and the water inlet pipe are both sleeved with, the temperature controllers 8 are in contact with the middle shell 7, the outer wall of the middle shell 7 is provided with a controllable silicon 13, and the two temperature controllers are arranged, one temperature controller can be reset and the other temperature controller can not be reset.

Also can be through the silicone tube intercommunication between each heating pipe and between heating pipe and the inlet tube, be equipped with coil spring between silicone tube and heating pipe, the inlet tube, the setting of spring avoids the silicone tube to bend on the one hand, leads to the water route to block up, and another is put the face and is played the vortex effect, improves the heat transfer effect, adopts this kind of connected mode, effectively reduces manufacturing cost.

When the quartz tube heating device works, the water inlet end of the water pump 1 is connected with a water source, cold water is sent into the water inlet 30 through the water pump 1, sequentially passes through the water inlet tube 32, the third heating tube 21, the second heating tube 20, the first heating tube 19 and the fourth heating tube 23, and finally flows out of the water outlet joint 12, the nano electric heating films are sprayed on the outer surface of the quartz tube, and then liquid heating is carried out in a mode that the electrodes are connected with a power supply; because nanometer membrane electric heating thermal efficiency is very high, and this device is miniaturized design, the structure size is very little, the phenomenon of very easy production overheat burnout, this device cold water gets into from middle inlet tube 32, then loop through four heating pipes and heat, because inlet tube 32 and well casing 7 adopt aluminium system material integrated into one piece, have fine heat absorption function, absorb the unnecessary heat of electrothermal tube to radiation around through cold water and casing itself, not only improve rate of heating, and can utilize heat recovery, it is more energy-conserving, also can ensure that the heater is very low surface temperature when work, simultaneously this device structural design is reasonable, through integrated into one piece's structure intercommunication between each pipe, assemble simple and convenient, and the production and manufacturing of being convenient for, and simultaneously life is longer.

In order to conveniently detect the water inlet and outlet temperature, the top of the upper shell 10 is packaged by the upper sealing cover 11, the bottom of the lower shell 5 is packaged by the lower sealing cover 4, the upper shell 10 is provided with a water outlet NTC mounting seat, the water outlet NTC mounting seat is fixed with a water outlet NTC14, the water outlet NTC14 probe is arranged in the water outlet 27, the lower sealing cover 4 is provided with a water inlet NTC mounting seat, the water inlet NTC mounting seat is fixed with a water inlet NTC15, and the water inlet NTC15 probe is arranged between the water inlet connector 3 and the water inlet 30.

In order to facilitate the installation of the water pump 1, the water pump fixing assembly 2 comprises two symmetrically arranged holding arms 34, the holding arms 34 and the lower pipe support 6 are integrally formed, the water pump 1 is clamped between the two holding arms 34, one sides, close to the lower pipe support 6, of the two holding arms 34 are provided with screw connecting holes 33, screw nuts are connected between the two screw connecting holes 33, the free ends of the holding arms 34 are elastic, the inner walls of the holding arms 34 are provided with stripe protrusions, the tightness of the water pump can be adjusted through the screw nuts, and the adaptability is better.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any technical solutions, concepts and designs obtained by equivalent substitutions or changes of the technical solutions and the inventive concepts of the present invention by those skilled in the art within the technical scope of the present invention shall be covered by the scope of the present invention.

Claims

1. The utility model provides a small-size liquid heating element, includes the shell body, the inside heating pipe subassembly that is equipped with of shell body, be connected with through water pump fixed subassembly (2) on the shell body and provide water pump (1) at the water source for heating pipe subassembly, a serial communication port, heating pipe subassembly includes inlet tube (32), a plurality of around inlet tube (32) week side and the surface coating heating pipe that has the nanometer electric heat membrane, a plurality of with water pump (1) delivery port intercommunication heating pipe upper end is connected with electrode assembly (18) jointly, lower extreme and is connected with electrode assembly (22) down jointly, be connected with the power supply unit between electrode assembly (18), lower electrode assembly (22).

2. A compact liquid heating module according to claim 1, wherein the inlet pipe (32) is a metal pipe.

3. The small-sized liquid heating assembly according to claim 2, wherein the plurality of heating pipes are respectively a first heating pipe (19), a second heating pipe (20), a third heating pipe (21) and a fourth heating pipe (23), the outer shell comprises an upper shell (10), an upper pipe support (9), a middle shell (7), a lower pipe support (6) and a lower shell (5) which are sequentially connected together, the middle shell (7) is a metal shell and is integrally formed with a water inlet pipe (32), a third water tank (29), a water inlet (30) and a fourth water tank (31) are integrally formed in the lower shell (5), a second water tank (26), a water outlet (27) and a first water tank (28) are integrally formed in the upper shell (10), and the open ends of the first water tank (28), the second water tank (26), the third water tank (29) and the fourth water tank (31) are respectively connected through a first water cover (16), The water pump is characterized in that the water pump is provided with a second water cover (17), a third water cover (24) and a fourth water cover (25) which are sealed, the bottom end of the water inlet pipe (32) is communicated with the water inlet (30), the water inlet (30) is communicated with the water outlet of the water pump (1) through the water inlet joint (3), the bottom ends of the second heating pipe (20) and the third heating pipe (21) are communicated with a third water tank (29), the bottom ends of the first heating pipe (19) and the fourth heating pipe (23) are communicated with a fourth water tank (31), the top ends of the first heating pipe (19) and the second heating pipe (20) are communicated with a second water tank (26), the top ends of the third heating pipe (21) and the water inlet pipe (32) are communicated with a first water tank (28), the top end of the fourth heating pipe (23) is communicated with the water outlet (27), and.

4. A compact liquid heating module according to claim 3, wherein the top of the upper housing (10) is enclosed by an upper cover (11) and the bottom of the lower housing (5) is enclosed by a lower cover (4).

5. A compact liquid heating module as claimed in claim 4, characterised in that the upper housing (10) is provided with a water outlet NTC mount to which a water outlet NTC (14) is secured, the water outlet NTC (14) probe being disposed within the water outlet (27).

6. A compact liquid heating module as claimed in claim 5, characterised in that the lower cover (4) is provided with a water inlet NTC mount, a water inlet NTC (15) is fixed to the water inlet NTC mount, and the water inlet NTC (15) probe is arranged between the water inlet joint (3) and the water inlet (30).

7. A compact liquid heating module according to claim 3, characterized in that the water pump fixing module (2) comprises two symmetrically arranged clasping arms (34), the clasping arms (34) are integrated with the lower pipe support (6), and the water pump (1) is clamped between the two clasping arms (34).

8. The small-sized liquid heating assembly according to claim 7, wherein one side of the two holding arms (34) close to the lower pipe support (6) is provided with a screw connecting hole (33), and a screw nut is connected between the two screw connecting holes (33).

9. A compact liquid heating module as claimed in claim 8, wherein the free ends of the arms (34) are resilient and the inner walls of the arms (34) are provided with striated protrusions.

10. A small liquid heating assembly according to claim 3, wherein a thermostat (8) is fixed between the lower pipe support (6) and the upper pipe support (9), the thermostat (8) is in contact with the middle shell (7), and a thyristor (13) is mounted on the outer wall of the middle shell (7).