CN-115111770-B - High-efficiency liquid heater and instant electric water heater thereof

Abstract

The invention discloses a high-efficiency liquid heater and an instant electric water heater thereof, which comprises a liquid storage device and heating elements for heating the liquid storage device, wherein the liquid storage device is provided with a liquid inlet, a liquid outlet and a flow channel which is communicated between the liquid inlet and the liquid outlet, the liquid storage device comprises at least two flat liquid storage parts and a communicating part connected between the liquid storage parts, the at least two liquid storage parts are sequentially arranged at intervals up and down to form a heating gap between every two liquid storage parts corresponding to adjacent liquid storage parts, at least one heating element is correspondingly arranged in the heating gap, a heat conducting material is filled in the heating gap to cast the liquid storage device and the heating element into a whole, a liquid storage cavity is formed corresponding to the internal structure of each liquid storage part, and a plurality of heat transfer channels isolated from the liquid storage cavity are formed between the upper wall and the lower wall of the corresponding liquid storage cavity. The invention has simple and reasonable structure, convenient manufacture, reduced heating energy consumption and improved heating efficiency.

Inventors

• WANG QIAN

Assignees

• 王乾
• 王乾

Dates

Publication Date

20260421

Application Date

20220715

Priority Date

20220715

Claims (5)

1. 1. The efficient liquid heater comprises a liquid storage device and a heating element for heating the liquid storage device, wherein the liquid storage device is provided with a liquid inlet, a liquid outlet and a flow channel which is communicated between the liquid inlet and the liquid outlet; The liquid storage device is characterized by comprising at least two flat liquid storage parts, wherein at least two liquid storage parts are sequentially arranged at intervals up and down to form heating gaps between the adjacent liquid storage parts, at least one heating element is correspondingly arranged in the heating gaps, a heat conducting material is filled in the heating gaps to cast the liquid storage device and the heating element into a whole, and the heat conducting material correspondingly forms a heat conducting part in the heating gaps; each liquid storage part is provided with a liquid storage cavity corresponding to the internal structure of the liquid storage part, and a plurality of heat transfer channels isolated from the liquid storage cavity are formed between the upper wall and the lower wall of the corresponding liquid storage cavity; the heat transfer device also comprises a heat transfer shell wrapped and arranged outside the liquid storage device, wherein a heat transfer column connected with the heat transfer shell is arranged between the heat transfer shell and the heat transfer part at the position corresponding to the heat transfer channel; During the casting process, the heat conducting material flows into the heat transfer channel to form heat transfer columns and flows to the outside of the liquid storage device to form a heat transfer shell; The liquid storage part comprises a first heat exchange plate and a second heat exchange plate, a plurality of downward concave first convex hulls are arranged on the first heat exchange plate, and first through holes are formed in the bottoms of the first convex hulls; A second convex hull which corresponds to the first convex hull and bulges upwards is arranged on the second heat exchange plate, and a second via hole is arranged on the top of the second convex hull; The first heat exchange plate and the second heat exchange plate are connected in a sealing and involution mode to form a liquid storage cavity in a matching mode, the bottom of the first convex hull is connected with a support matched with the top of the second convex hull in a sealing mode, and the first through hole and the second through hole are communicated to form a heat transfer channel in a matching mode.
2. 2. The efficient liquid heater as recited in claim 1, wherein the plurality of heat transfer channels on the liquid storage portion are arranged in a staggered manner and form turbulence structures in the liquid storage cavity correspondingly.
3. 3. The efficient liquid heater as claimed in claim 1, wherein, in the two adjacent liquid storage parts, a first connection port is formed in the second heat exchange plate of the liquid storage part located above, a first abutting edge extending downwards is arranged along the opening edge of the first connection port, a second connection port is formed in the first heat exchange plate of the liquid storage part located below, corresponding to the first connection port, a second abutting edge extending upwards is arranged along the opening edge of the second connection port, and the first abutting edge is in abutting connection with the second abutting edge so as to achieve that liquid storage cavities of the two adjacent liquid storage parts are communicated.
4. 4. The efficient liquid heater as claimed in claim 1, wherein the liquid storage parts are communicated with each other through a communication pipe.
5. 5. An instant electric water heater characterized by having a high efficiency liquid heater as claimed in any one of claims 1-4.

Description

High-efficiency liquid heater and instant electric water heater thereof Technical Field The invention relates to the technical field of heater equipment, in particular to a high-efficiency liquid heater and an instant electric water heater thereof. Background The liquid heater is equipment for heating liquid through an electric heating body, and the liquid heater (the authorized patent publication number is CN 201348353) comprises a plurality of flat plate-shaped heat exchange parts, a communication part connected between the heat exchange parts, a heating body and an insulator, wherein the heating body and the insulator are arranged between the heat exchange parts, two ends of the heat exchange parts are respectively provided with a connecting hole at two sides, a through hole is arranged in the communication part, the connecting parts are arranged near the two ends, the two ends of the communication part are inserted into the connecting holes and are abutted against the heat exchange parts through the connecting parts, the two adjacent heat exchange parts are in sealing connection through the communication part and are communicated through the through hole, a gap is formed between the two adjacent heat exchange parts, and the insulator arranged between the heat exchange parts and the heating body is clamped and fixed between the heat exchange parts, the contact area between the heating body and the heat exchange parts is small, a gap exists between the two heat exchange parts, the air in the gap can separate heat transfer, the whole heating efficiency is low, the energy consumption is high, the outer end faces of the two heat exchange parts positioned at the outermost side are not heated, the heat transfer efficiency is required to be improved, and the whole heating body is far away from the outer end face, and the whole heating body has a far-end face with a long heating distance. Disclosure of Invention The invention aims to overcome the defects in the prior art, provides the high-efficiency liquid heater which is simple and reasonable in integral structure and convenient to manufacture, the liquid storage device and the heating element are cast into a whole through the heat conducting material, so that the integral structure is more stable and reliable, the contact heat transfer area is effectively increased, the heating efficiency is improved, meanwhile, the heating and heat transfer distance of the heating element to the outer end face of the outermost liquid storage part is effectively shortened through the heat transfer channel, the heating effect of the outermost end face is improved, and the integral heating efficiency of the liquid heater is improved, and meanwhile, the instant electric water heater with the characteristics is provided. In order to achieve the above purpose, the present invention provides a high-efficiency liquid heater, comprising a liquid storage device and a heating element for heating the liquid storage device, wherein the liquid storage device is provided with a liquid inlet, a liquid outlet and a flow channel communicated between the liquid inlet and the liquid outlet; The liquid storage device comprises at least two flat liquid storage parts, wherein at least two liquid storage parts are sequentially arranged at intervals up and down to form a heating gap between every two adjacent liquid storage parts, at least one heating element is correspondingly arranged in the heating gap, a heat conducting material is filled in the heating gap to cast the liquid storage device and the heating element into a whole, and the heat conducting material correspondingly forms a heat conducting part in the heating gap; each liquid storage part is provided with a liquid storage cavity corresponding to the internal structure of the liquid storage part, and a plurality of heat transfer channels isolated from the liquid storage cavity are formed between the upper wall and the lower wall of the corresponding liquid storage cavity. The liquid storage device is further provided with a heat transfer shell which is wrapped and arranged outside the liquid storage device, and a heat transfer column which is connected is arranged between the heat transfer shell and the heat transfer part and corresponds to the heat transfer channel. Further configured such that during casting, the thermally conductive material flows into the heat transfer channel to form a heat transfer column and flows outside the reservoir to form a heat transfer housing. The heat transfer channels on the liquid storage part are arranged in a staggered mode and correspondingly form a turbulent flow structure in the liquid storage cavity. The liquid storage part comprises a first heat exchange plate and a second heat exchange plate, wherein a plurality of first convex hulls which are concave downwards are arranged on the first heat exchange plate, and first through holes are formed in the bottom of the first convex hulls; A second con