CN220528245U

CN220528245U - Double-flow-passage heating plate

Info

Publication number: CN220528245U
Application number: CN202223524029.9U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Foshan Haide Jinggong Electronic Technology Co ltd
Current assignee: Foshan Haide Jinggong Electronic Technology Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2024-02-23
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a double-channel heating plate, which comprises a main body, a sealing gasket and a cover plate, wherein the cover plate is arranged above the main body, the sealing gasket is arranged between the main body and the cover plate, the upper surface of the main body is provided with flow channels, each flow channel comprises two water outlet flow channels and two water inlet flow channels which are arranged in one-to-one correspondence with the two water outlet flow channels, the water outlet flow channels and the corresponding water inlet flow channels are arranged in mutually spiral involute shape, the water outlet flow channels are the same as the base circle of the corresponding water inlet flow channels and are communicated with one end close to the base circle, a water outlet is arranged at one end of the water outlet flow channel far away from the base circle, and a water inlet is arranged at one end of the water inlet flow channel far away from the base circle.

Description

Double-flow-passage heating plate

Technical Field

The utility model relates to the technical field of thick film heating, in particular to a double-channel heating plate.

Background

Assemblies for continuous heating of liquids are commonly used in heating appliances requiring continuous hot water output, such as coffee machines, beverage heaters, heating devices in heating steam machines. Such heating appliances in the prior art generally comprise an inner tube providing a liquid flow path and an external heating tube for heating, wherein a thick film circuit is printed on the outer wall of the external heating tube, and when the thick film circuit is electrified to generate heat, the liquid passing through the liquid flow path of the inner tube is heated.

The liquid heating device provided by the prior art is generally provided with a heating element attached to the surface of a liquid flow channel so as to heat the liquid in the process of flowing through the liquid flow channel, but in this way, when the liquid is heated, the liquid in the liquid flow channel is heated unevenly, and the flowing liquid is mixed with cold and hot.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide the double-channel heating plate, which can effectively avoid the phenomenon that liquid in a liquid channel is heated unevenly when heating is carried out, and simultaneously improve the heating effect.

The utility model adopts the following technical scheme:

the utility model provides a double-flow-passage heating plate, includes main part, sealed pad and apron, the apron sets up the main part top, sealed pad sets up the main part with between the apron, the main part upper surface is provided with the runner, the runner includes two water outlet runners and two water inlet runners that set up with two water outlet runners one-to-one, and water outlet runner is the involute setting of spiraling each other with the water inlet runner that corresponds, and water outlet runner is the same with the base circle of the water inlet runner that corresponds to near the one end intercommunication of base circle, the one end that the base circle was kept away from to the water outlet runner is provided with the delivery port, the one end that the base circle was kept away from to the water inlet runner is provided with the water inlet.

Further, the water outlet flow channel comprises a first section which is in involute shape, a second section which is in straight line shape and a water inlet which is arranged on the side face of the main body, one end of the second section is communicated with the water inlet, the other end of the second section is communicated with the second section, a baffle plate is arranged at the position, close to the water outlet, of the second section, and the baffle plate is suitable for enhancing fluid disturbance in the water inlet flow channel.

Further, the baffle plate extends along the length direction of the second section and separates the second section into two channels with equal width.

Further, the base circles of the two water outlet channels are concentrically arranged, and the center of the base circle is located at the center of the main body.

Further, the water outlet flow channel and the corresponding water inlet flow channel are symmetrically arranged, and the center of the base circle is positioned at the center of the main body.

Further, the main body and the cover plate are made of magnesium aluminum alloy materials.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the involute-shaped water inlet flow channel and the involute-shaped water outlet flow channel which are mutually spiral are arranged on the main body, so that the space on the main body is fully utilized, the heating area is increased, the temperature uniformity is improved, and the heating effect is enhanced.

Drawings

FIG. 1 is a schematic view of a dual-channel heating plate according to the present utility model;

the diagram is: 10. a main body; 20. a water outlet flow passage; 201. a first section; 202. a second section; 203. a baffle plate; 30. and (5) entering a water flow channel.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1, the utility model discloses a dual-channel heating plate, which comprises a main body 10, a sealing gasket and a cover plate, wherein the cover plate is arranged above the main body 10, the sealing gasket is arranged between the main body 10 and the cover plate, the upper surface of the main body 10 is provided with channels, each channel comprises two water outlet channels 20 and two water inlet channels 30 which are arranged in one-to-one correspondence with the two water outlet channels 20, the water outlet channels 20 and the corresponding water inlet channels 30 are arranged in an involute shape which is mutually spiral, the water outlet channels 20 are the same as the base circle of the corresponding water inlet channels 30 and are communicated with one end close to the base circle, one end of the water outlet channel 20 far away from the base circle is provided with a water outlet, and one end of the water inlet channel 30 far away from the base circle is provided with a water inlet.

According to the utility model, the involute-shaped water inlet flow channel 30 and the involute-shaped water outlet flow channel 20 which are mutually spiral are arranged on the main body 10, so that the space on the main body 10 is fully utilized, the heated area is increased, the temperature uniformity is improved, and the heating effect is enhanced.

Specifically, in order to further improve the uniformity of the temperature, in this embodiment, the water outlet flow channel 20 includes a first section 201 that is in an involute shape, a second section 202 that is in a straight line shape, and a water inlet that is disposed on the side surface of the main body 10, one end of the second section 202 is communicated with the water inlet, the other end is communicated with the second section 202, a baffle plate 203 is disposed at a position of the second section 202 near the water outlet, and the baffle plate 203 is adapted to enhance the disturbance of the fluid in the water inlet flow channel 30, reduce the probability of vortex generation, make the fluid mix more uniformly, reduce the temperature difference of the flowing fluid, and improve the phenomenon of uneven temperature.

In order to further enhance the turbulence effect, in this embodiment, the baffle 203 extends along the length direction of the second section 202, and separates the second section 202 into two channels with equal widths, so as to further generate the ground vortex and improve the phenomenon of uneven temperature.

Preferably, in order to fully utilize the space on the main body 10, in this embodiment, the base circles of the two water outlet channels 20 are concentrically arranged, and the center of the base circle is located at the center of the main body 10, specifically, the two water outlet channels 20 and the two water inlet channels may be communicated at positions close to the base circle, so that the two water outlet channels 20 may be respectively communicated with the two water inlet channels, so that the fluids may be mixed at the base circle positions, so that the temperature of the fluid entering the two water outlet channels 20 may be kept balanced, and after mixing, the fluid flows uniformly into the two water outlet channels 20, so as to avoid the phenomenon of uneven temperature.

In addition, the water outlet channels 20 and the corresponding water inlet channels 30 can be symmetrically arranged, the center of the base circle is positioned at the center of the main body 10, so that the space on the main body 10 is fully utilized, the two water outlet channels 20 can be communicated at the positions corresponding to the two water inlet channels and close to the base circle, so that the two water outlet channels 20 can be respectively communicated with the two water inlet channels, so that fluid can be mixed at the base circle position, the temperature of the fluid entering the two water outlet channels 20 can be kept balanced, and the fluid can uniformly flow into the two water outlet channels 20 after being mixed, so that the temperature is uniform, and the phenomena of cold and hot mixing and uneven temperature of the outflow fluid are avoided.

In order to facilitate the heat transfer of the external heating plate, in this embodiment, the main body 10 and the cover plate are made of magnesium aluminum alloy materials.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. A dual-channel heating plate, characterized in that: the sealing gasket is arranged above the main body (10), the sealing gasket is arranged between the main body (10) and the cover plate, the upper surface of the main body (10) is provided with flow channels, each flow channel comprises two water outlet flow channels (20) and two water inlet flow channels (30) which are arranged in a one-to-one correspondence manner with the two water outlet flow channels (20), the water outlet flow channels (20) and the corresponding water inlet flow channels (30) are arranged in an involute shape which is mutually spiral, the water outlet flow channels (20) are identical to the base circle of the corresponding water inlet flow channels (30) and are communicated with one end close to the base circle, one end, far away from the base circle, of the water outlet flow channel (20) is provided with a water outlet, and one end, far away from the base circle, of the water inlet flow channels (30) is provided with a water inlet;

the water outlet flow channel (20) comprises a first section (201) which is in involute shape, a second section (202) which is in straight line shape and a water inlet which is arranged on the side surface of the main body (10), one end of the second section (202) is communicated with the water inlet, the other end of the second section is communicated with the second section (202), a baffle plate (203) is arranged at the position, close to the water outlet, of the second section (202), and the baffle plate (203) is suitable for enhancing fluid disturbance in the water inlet flow channel (30);

the baffle plate (203) extends along the length direction of the second section (202) and divides the second section (202) into two channels with equal width.

2. A dual-channel heating plate as defined in claim 1, wherein: the base circles of the two water outlet flow channels (20) are concentrically arranged, and the center of the base circle is positioned at the center of the main body (10).

3. A dual-channel heating panel as claimed in claim 1 or 2, wherein: the water outlet flow channels (20) and the corresponding water inlet flow channels (30) are symmetrically arranged, and the center of the base circle is positioned at the center of the main body (10).

4. A dual-channel heating plate as defined in claim 1, wherein: the main body (10) and the cover plate are made of magnesium aluminum alloy materials.